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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.426 by root, Thu Apr 24 04:40:31 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 $$rdata, scalar @$objs;
1011		1144
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
1014	aio_write $fh, 0, (length $$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	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	chmod SAVE_MODE, $fh;
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	close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1159	}
…		…
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	local $cf::PLAYER_LOADING{$login} = $pl;
		1462	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1306	}	1464	}
1307	}	1465	}
1308	}	1466	}
1309		1467
…		…
1318	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1319		1477
1320	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1322		1480
		1481	cf::get_slot 0.01;
		1482
1323	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1324	Coro::cede;	1484	cf::cede_to_tick;
1325	}	1485	}
1326		1486
1327	sub new($) {	1487	sub new($) {
1328	my ($login) = @_;	1488	my ($login) = @_;
1329		1489
…		…
1407	or return [];	1567	or return [];
1408		1568
1409	my @logins;	1569	my @logins;
1410		1570
1411	for my $login (@$dirs) {	1571	for my $login (@$dirs) {
		1572	my $path = path $login;
		1573
		1574	# a .pst is a dead give-away for a valid player
		1575	unless (-e "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1415		1580
1416	utf8::decode $login;	1581	utf8::decode $login;
1417	push @logins, $login;	1582	push @logins, $login;
1418	}	1583	}
1419		1584
…		…
1452		1617
1453	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1454		1619
1455	=cut	1620	=cut
1456		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1457	sub expand_cfpod {	1633	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1459		1635
1460	# escape & and <	1636	my $xml;
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463		1637
1464	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1465		1641
1466	1 while	1642	$group =~ s/&/&amp;/g;
1467	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1468	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1471	# replace G<male|female> tags	1647	([BCGHITU])
1472	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1473	$self->gender ? $2 : $1	1649	(?:
1474	}ge	1650	([^<>]*) (?{ $group = $^N })
1475	# replace H<hint text>	1651	| < $interior >
1476	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1477	{	1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")	1675	"")
1481	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1482	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1483		1687
		1688	for ($xml) {
1484	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1486		1691
1487	# compress some whitespace	1692	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1492		1698
1493	$_	1699	$xml
1494	}	1700	}
		1701
		1702	no re 'eval';
1495		1703
1496	sub hintmode {	1704	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}	1706	$_[0]{hintmode}
1499	}	1707	}
…		…
1505	=cut	1713	=cut
1506		1714
1507	sub ext_reply($$@) {	1715	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1716	my ($self, $id, @msg) = @_;
1509		1717
1510	if ($self->ns->extcmd == 2) {	1718	$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	}	1719	}
1518		1720
1519	=item $player->ext_msg ($type, @msg)	1721	=item $player->ext_msg ($type, @msg)
1520		1722
1521	Sends an ext event to the client.	1723	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1579		1781
1580	sub generate_random_map {	1782	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1582	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1788	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1913
1709	# the temporary/swap location	1914	# the temporary/swap location
1710	sub save_path {	1915	sub save_path {
1711	my ($self) = @_;	1916	my ($self) = @_;
1712		1917
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1715	}	1920	}
1716		1921
1717	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1718	sub uniq_path {	1923	sub uniq_path {
1719	my ($self) = @_;	1924	my ($self) = @_;
1720		1925
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1723	}	1928	}
1724		1929
1725	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1726	# all maps in C++...	1931	# all maps in C++...
…		…
1749		1954
1750	sub load_header_from($) {	1955	sub load_header_from($) {
1751	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1752		1957
1753	utf8::encode $path;	1958	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1960	or return;
		1961
		1962	$self->_load_header ($f)
		1963	or return;
		1964
		1965	local $MAP_LOADING{$self->{path}} = $self;
		1966	$f->resolve_delayed_derefs;
1759		1967
1760	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1761		1969
1762	1	1970	1
1763	}	1971	}
…		…
1817	sub find {	2025	sub find {
1818	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1819		2027
1820	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1821		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1823		2032
1824	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";	2034	my $guard1 = cf::lock_acquire "map_find:$path";
		2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2036
1826	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1827	or return;	2038	or return;
1828		2039
1829	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1830		2041
…		…
1832	or return;	2043	or return;
1833		2044
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1837	$map->reset;	2050	$map->reset;
1838	undef $guard;
1839	return find $path;	2051	return find $path;
1840	}	2052	}
1841		2053
1842	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1843	}	2055	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1853		2065
1854	my $path = $self->{path};	2066	my $path = $self->{path};
1855		2067
1856	{	2068	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1858		2070
		2071	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2073
1861	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1862		2075
1863	$self->alloc;	2076	$self->alloc;
1864		2077
1865	$self->pre_load;	2078	$self->pre_load;
1866	Coro::cede;	2079	cf::cede_to_tick;
1867		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1869	or return;	2084	or return;
1870		2085
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1872	if delete $self->{load_original};	2087	if delete $self->{load_original};
1873		2088
1874	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2090	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2093	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1879	}	2097	}
1880	}	2098	}
1881		2099
1882	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1883	# now do the right thing for maps	2103	# now do the right thing for maps
1884	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2106	unless $self->difficulty;
1887	Coro::cede;	2107	cf::cede_to_tick;
1888		2108
1889	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2110	$self->decay_objects;
1891	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1892	$self->update_buttons;	2112	$self->update_buttons;
1893	Coro::cede;	2113	cf::cede_to_tick;
1894	$self->set_darkness_map;	2114	$self->set_darkness_map;
1895	Coro::cede;	2115	cf::cede_to_tick;
1896	$self->activate;	2116	$self->activate;
1897	}	2117	}
1898		2118
1899	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1901		2121
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2123	}
1904		2124
1905	$self->post_load;	2125	$self->post_load;
1906	}	2126	}
1907		2127
…		…
1916		2136
1917	$self	2137	$self
1918	}	2138	}
1919		2139
1920	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2141	sub load_neighbours {
1922	my ($map) = @_;	2142	my ($map) = @_;
1923		2143
1924	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1925		2145
1926	for (0 .. 3) {	2146	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1928	or next;	2148	or next;
1929	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1930	or next;	2150	or next;
1931	$neigh->load;	2151	$neigh->load;
1932		2152
		2153	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2156	}
1936		2157
1937	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1939	or next;	2161	or next;
1940	$neigh->load;	2162	$neigh->load;
1941	}	2163	}
1942	}	2164	}
1943		2165
…		…
1948	}	2170	}
1949		2171
1950	sub do_load_sync {	2172	sub do_load_sync {
1951	my ($map) = @_;	2173	my ($map) = @_;
1952		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1953	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1954	}	2179	}
1955		2180
1956	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1958		2183
1959	sub find_async {	2184	sub find_async {
1960	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1961		2186
1962	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1963		2188
1964	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2191	}
1967		2192
1968	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1969	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1970	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2200	if (my $map = find $k) {
1973	$map->load;	2201	$map->load if $v;
1974	}	2202	}
1975		2203
1976	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1977	}	2205	}
1978	}	2206	}
1979	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1980	};	2208	};
1981	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1984	}	2212	}
1985		2213
1986	sub save {	2214	sub save {
1987	my ($self) = @_;	2215	my ($self) = @_;
1988		2216
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1990		2218
1991	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1992		2220
1993	return unless $self->dirty;	2221	return unless $self->dirty;
1994		2222
…		…
2000	return if $self->{deny_save};	2228	return if $self->{deny_save};
2001		2229
2002	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
2003		2231
2004	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
2006	};	2235	};
		2236
		2237	cf::get_slot 0.02;
2007		2238
2008	if ($uniq) {	2239	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2242	} else {
…		…
2017	my ($self) = @_;	2248	my ($self) = @_;
2018		2249
2019	# save first because save cedes	2250	# save first because save cedes
2020	$self->save;	2251	$self->save;
2021		2252
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2254
2024	return if $self->players;	2255	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
2026	return if $self->{deny_save};	2257	return if $self->{deny_save};
2027		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2263	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2264	}
2031		2265
2032	sub reset_at {	2266	sub reset_at {
2033	my ($self) = @_;	2267	my ($self) = @_;
2034		2268
…		…
2066	if $uniq;	2300	if $uniq;
2067	}	2301	}
2068		2302
2069	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
2070		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2307	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2308
2075	$self->unlink_save;	2309	$self->unlink_save;
2076	$self->destroy;	2310	$self->destroy;
2077	}	2311	}
2078		2312
2079	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2080		2314
2081	sub nuke {	2315	sub nuke {
2082	my ($self) = @_;	2316	my ($self) = @_;
2083		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2084	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2085		2322
2086	$self->unlink_save;	2323	$self->unlink_save;
2087		2324
2088	bless $self, "cf::map";	2325	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2330
2094	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2095		2333
2096	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2097	}	2335	}
2098		2336
2099	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2141		2379
2142	sub unique_maps() {	2380	sub unique_maps() {
2143	[	2381	[
2144	map {	2382	map {
2145	utf8::decode $_;	2383	utf8::decode $_;
2146	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2147	? normalise $_	2387	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2389	]
2151	}	2390	}
2152		2391
2153	package cf;
2154
2155	=back	2392	=back
2156		2393
2157	=head3 cf::object	2394	=head3 cf::object
2158		2395
2159	=cut	2396	=cut
…		…
2162		2399
2163	=over 4	2400	=over 4
2164		2401
2165	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2166		2403
2167	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2168		2406
2169	=cut	2407	=cut
2170		2408
2171	sub inv_recursive_;	2409	sub inv_recursive_;
2172	sub inv_recursive_ {	2410	sub inv_recursive_ {
2173	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2174	}	2412	}
2175		2413
2176	sub inv_recursive {	2414	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
		2416	}
		2417
		2418	=item $ref = $ob->ref
		2419
		2420	Creates and returns a persistent reference to an object that can be stored as a string.
		2421
		2422	=item $ob = cf::object::deref ($refstring)
		2423
		2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2425	even if the object actually exists. May block.
		2426
		2427	=cut
		2428
		2429	sub deref {
		2430	my ($ref) = @_;
		2431
		2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2433	my ($uuid, $name) = ($1, $2);
		2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2435	or return;
		2436	$pl->ob->uuid eq $uuid
		2437	or return;
		2438
		2439	$pl->ob
		2440	} else {
		2441	warn "$ref: cannot resolve object reference\n";
		2442	undef
		2443	}
2178	}	2444	}
2179		2445
2180	package cf;	2446	package cf;
2181		2447
2182	=back	2448	=back
…		…
2312	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2315		2581
2316	$map->load;	2582	$map->load;
2317	$map->load_diag;	2583	$map->load_neighbours;
2318		2584
2319	return unless $self->contr->active;	2585	return unless $self->contr->active;
2320	$self->activate_recursive;	2586	$self->activate_recursive;
2321		2587
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2609
2344	$self->enter_link;	2610	$self->enter_link;
2345		2611
2346	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2347	my $map = eval {	2634	my $map = eval {
2348	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2349		2636
2350	if ($map) {	2637	if ($map) {
2351	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2353	} else {	2640	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2642	}
2356		2643
2357	$map	2644	$map
2358	};	2645	};
2359		2646
…		…
2412	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2413	}	2700	}
2414		2701
2415	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2416		2703
2417	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2420		2707
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2449	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2452		2739
2453	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2454	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2455	unless (eval {	2744	unless (eval {
2456	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2457		2746
2458	1;	2747	1;
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2495		2784
2496	=cut	2785	=cut
2497		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	"c/party" => {
		2838	id => "party",
		2839	title => "Party",
		2840	reply => "gsay ",
		2841	tooltip => "Messages and chat related to your party",
		2842	},
		2843	);
		2844
2498	sub cf::client::send_msg {	2845	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	2846	my ($self, $channel, $msg, $color, @extra) = @_;
2500		2847
2501	$msg = $self->pl->expand_cfpod ($msg);	2848	$msg = $self->pl->expand_cfpod ($msg);
2502		2849
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	2850	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		2851
		2852	# check predefined channels, for the benefit of C
		2853	if ($CHANNEL{$channel}) {
		2854	$channel = $CHANNEL{$channel};
		2855
		2856	$self->ext_msg (channel_info => $channel)
		2857	if $self->can_msg;
		2858
		2859	$channel = $channel->{id};
		2860
2505	if (ref $channel) {	2861	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	2862	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	2863	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	2864	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	2865	$self->ext_msg (channel_info => $channel)
		2866	if $self->can_msg;
2510	}	2867	}
2511		2868
2512	$channel = $channel->{id};	2869	$channel = $channel->{id};
2513	}	2870	}
2514		2871
…		…
2555	=cut	2912	=cut
2556		2913
2557	sub cf::client::ext_msg($$@) {	2914	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	2915	my ($self, $type, @msg) = @_;
2559		2916
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	2917	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2918	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	2919	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	2920	push @msg, msgtype => "event_$type";
		2921	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2922	}
		2923	}
		2924
		2925	=item $client->ext_reply ($msgid, @msg)
		2926
		2927	Sends an ext reply to the client.
		2928
		2929	=cut
		2930
		2931	sub cf::client::ext_reply($$@) {
		2932	my ($self, $id, @msg) = @_;
		2933
		2934	if ($self->extcmd == 2) {
		2935	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2936	} elsif ($self->extcmd == 1) {
		2937	#TODO: version 1, remove
		2938	unshift @msg, msgtype => "reply", msgid => $id;
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2939	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	2940	}
2568	}	2941	}
2569		2942
2570	=item $success = $client->query ($flags, "text", \&cb)	2943	=item $success = $client->query ($flags, "text", \&cb)
…		…
2632	my ($type, $reply, @payload) =	3005	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	3006	"ARRAY" eq ref $msg
2634	? @$msg	3007	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3008	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3009
		3010	my @reply;
		3011
2637	if (my $cb = $EXTICMD{$type}) {	3012	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3013	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3014	}
		3015
		3016	$ns->ext_reply ($reply, @reply)
		3017	if $reply;
		3018
2643	} else {	3019	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3020	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	3021	}
2646		3022
2647	cf::override;	3023	cf::override;
…		…
2707	=pod	3083	=pod
2708		3084
2709	The following functions and methods are available within a safe environment:	3085	The following functions and methods are available within a safe environment:
2710		3086
2711	cf::object	3087	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3088	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3089	insert remove name archname title slaying race decrease split
2714		3090
2715	cf::object::player	3091	cf::object::player
2716	player	3092	player
2717		3093
2718	cf::player	3094	cf::player
…		…
2723		3099
2724	=cut	3100	=cut
2725		3101
2726	for (	3102	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3103	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3104	insert remove inv name archname title slaying race
		3105	decrease split destroy)],
2729	["cf::object::player" => qw(player)],	3106	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3107	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3108	["cf::map" => qw(trigger)],
2732	) {	3109	) {
2733	no strict 'refs';	3110	no strict 'refs';
…		…
2809	# the server's init and main functions	3186	# the server's init and main functions
2810		3187
2811	sub load_facedata($) {	3188	sub load_facedata($) {
2812	my ($path) = @_;	3189	my ($path) = @_;
2813		3190
		3191	# HACK to clear player env face cache, we need some signal framework
		3192	# for this (global event?)
		3193	%ext::player_env::MUSIC_FACE_CACHE = ();
		3194
		3195	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3196
2814	warn "loading facedata from $path\n";	3197	warn "loading facedata from $path\n";
2815		3198
2816	my $facedata;	3199	my $facedata;
2817	0 < aio_load $path, $facedata	3200	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3201	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3203	$facedata = Coro::Storable::thaw $facedata;
2821		3204
2822	$facedata->{version} == 2	3205	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3206	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3207
		3208	# patch in the exptable
		3209	$facedata->{resource}{"res/exp_table"} = {
		3210	type => FT_RSRC,
		3211	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3212	};
		3213	cf::cede_to_tick;
		3214
2825	{	3215	{
2826	my $faces = $facedata->{faceinfo};	3216	my $faces = $facedata->{faceinfo};
2827		3217
2828	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3219	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3220
2830	cf::face::set_visibility $idx, $info->{visibility};	3221	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3222	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3223	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3224	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3225
2835	cf::cede_to_tick;	3226	cf::cede_to_tick;
2836	}	3227	}
2837		3228
2838	while (my ($face, $info) = each %$faces) {	3229	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3230	next unless $info->{smooth};
		3231
2840	my $idx = cf::face::find $face	3232	my $idx = cf::face::find $face
2841	or next;	3233	or next;
		3234
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3235	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3236	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3237	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3238	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3239	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3256
2864	{	3257	{
2865	# TODO: for gcfclient pleasure, we should give resources	3258	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3259	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3260	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3261
2872	while (my ($name, $info) = each %$res) {	3262	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3263	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3264	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3265	my $data;
2879		3266
2880	if ($info->{type} & 1) {	3267	if ($info->{type} & 1) {
2881	# prepend meta info	3268	# prepend meta info
2882		3269
		3270	my $meta = $enc->encode ({
		3271	name => $name,
		3272	%{ $info->{meta} || {} },
		3273	});
		3274
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3275	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3276	} else {
		3277	$data = $info->{data};
		3278	}
2885		3279
2886	cf::face::set_data $idx, 0, $data, $chk;	3280	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3281	cf::face::set_type $idx, $info->{type};
2887	} else {	3282	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3283	$RESOURCE{$name} = $info;
2889	}	3284	}
2890		3285
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3286	cf::cede_to_tick;
2894	}	3287	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3288	}
		3289
		3290	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3291
2915	1	3292	1
2916	}	3293	}
		3294
		3295	cf::global->attach (on_resource_update => sub {
		3296	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3297	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3298
		3299	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3300	my $sound = $soundconf->{compat}[$_]
		3301	or next;
		3302
		3303	my $face = cf::face::find "sound/$sound->[1]";
		3304	cf::sound::set $sound->[0] => $face;
		3305	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3306	}
		3307
		3308	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3309	my $face = cf::face::find "sound/$v";
		3310	cf::sound::set $k => $face;
		3311	}
		3312	}
		3313	});
2917		3314
2918	register_exticmd fx_want => sub {	3315	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3316	my ($ns, $want) = @_;
2920		3317
2921	while (my ($k, $v) = each %$want) {	3318	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3319	$ns->fx_want ($k, $v);
2923	}	3320	}
2924	};	3321	};
2925		3322
		3323	sub load_resource_file($) {
		3324	my $guard = lock_acquire "load_resource_file";
		3325
		3326	my $status = load_resource_file_ $_[0];
		3327	get_slot 0.1, 100;
		3328	cf::arch::commit_load;
		3329
		3330	$status
		3331	}
		3332
2926	sub reload_regions {	3333	sub reload_regions {
		3334	# HACK to clear player env face cache, we need some signal framework
		3335	# for this (global event?)
		3336	%ext::player_env::MUSIC_FACE_CACHE = ();
		3337
2927	load_resource_file "$MAPDIR/regions"	3338	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3339	or die "unable to load regions file\n";
2929		3340
2930	for (cf::region::list) {	3341	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3342	$_->{match} = qr/$_->{match}/
…		…
2939	}	3350	}
2940		3351
2941	sub reload_archetypes {	3352	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3353	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3354	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3355	}
2950		3356
2951	sub reload_treasures {	3357	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3358	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3359	or die "unable to load treasurelists\n";
2954	}	3360	}
2955		3361
2956	sub reload_resources {	3362	sub reload_resources {
2957	warn "reloading resource files...\n";	3363	warn "reloading resource files...\n";
2958		3364
		3365	reload_facedata;
		3366	reload_archetypes;
2959	reload_regions;	3367	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3368	reload_treasures;
2964		3369
2965	warn "finished reloading resource files\n";	3370	warn "finished reloading resource files\n";
2966	}	3371	}
2967		3372
2968	sub init {	3373	sub init {
		3374	my $guard = freeze_mainloop;
		3375
2969	reload_resources;	3376	reload_resources;
2970	}	3377	}
2971		3378
2972	sub cfg_load {	3379	sub reload_config {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3380	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3381	or return;
2975		3382
2976	local $/;	3383	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3384	*CFG = YAML::Load <$fh>;
2978		3385
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3386	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3387
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3388	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3389	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2993	sub main {	3400	sub main {
2994	# we must not ever block the main coroutine	3401	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3402	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3403	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3404	(async {
2998	Event::one_event;	3405	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3406	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3407	})->prio (Coro::PRIO_MAX);
3000	};	3408	};
3001		3409
3002	cfg_load;	3410	{
		3411	my $guard = freeze_mainloop;
		3412	reload_config;
3003	db_init;	3413	db_init;
3004	load_extensions;	3414	load_extensions;
3005		3415
3006	$TICK_WATCHER->start;	3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417	evthread_start IO::AIO::poll_fileno;
		3418	}
		3419
3007	Event::loop;	3420	EV::loop;
3008	}	3421	}
3009		3422
3010	#############################################################################	3423	#############################################################################
3011	# initialisation and cleanup	3424	# initialisation and cleanup
3012		3425
3013	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3014	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3023	},
3024	);	3432	};
3025	}	3433	}
3026	}	3434	}
3027		3435
3028	sub write_runtime {	3436	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3437	my $runtime = "$LOCALDIR/runtime";
3030		3438
3031	# first touch the runtime file to show we are still running:	3439	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3440	# the fsync below can take a very very long time.
3033		3441
…		…
3059	and return;	3467	and return;
3060		3468
3061	warn "runtime file written.\n";	3469	warn "runtime file written.\n";
3062		3470
3063	1	3471	1
		3472	}
		3473
		3474	our $uuid_lock;
		3475	our $uuid_skip;
		3476
		3477	sub write_uuid_sync($) {
		3478	$uuid_skip ||= $_[0];
		3479
		3480	return if $uuid_lock;
		3481	local $uuid_lock = 1;
		3482
		3483	my $uuid = "$LOCALDIR/uuid";
		3484
		3485	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3486	or return;
		3487
		3488	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3489	$uuid_skip = 0;
		3490
		3491	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3492	and return;
		3493
		3494	# always fsync - this file is important
		3495	aio_fsync $fh
		3496	and return;
		3497
		3498	close $fh
		3499	or return;
		3500
		3501	aio_rename "$uuid~", $uuid
		3502	and return;
		3503
		3504	warn "uuid file written ($value).\n";
		3505
		3506	1
		3507
		3508	}
		3509
		3510	sub write_uuid($$) {
		3511	my ($skip, $sync) = @_;
		3512
		3513	$sync ? write_uuid_sync $skip
		3514	: async { write_uuid_sync $skip };
3064	}	3515	}
3065		3516
3066	sub emergency_save() {	3517	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3518	my $freeze_guard = cf::freeze_mainloop;
3068		3519
…		…
3074	# and maps saved/destroyed asynchronously.	3525	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3526	warn "begin emergency player save\n";
3076	for my $login (keys %cf::PLAYER) {	3527	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3528	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3529	$pl->valid or next;
		3530	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3531	$pl->save;
3080	}	3532	}
3081	warn "end emergency player save\n";	3533	warn "end emergency player save\n";
3082		3534
3083	warn "begin emergency map save\n";	3535	warn "begin emergency map save\n";
…		…
3089	warn "end emergency map save\n";	3541	warn "end emergency map save\n";
3090		3542
3091	warn "begin emergency database checkpoint\n";	3543	warn "begin emergency database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3544	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3545	warn "end emergency database checkpoint\n";
		3546
		3547	warn "begin write uuid\n";
		3548	write_uuid_sync 1;
		3549	warn "end write uuid\n";
3094	};	3550	};
3095		3551
3096	warn "leave emergency perl save\n";	3552	warn "leave emergency perl save\n";
3097	}	3553	}
3098		3554
…		…
3113	warn "reloading...";	3569	warn "reloading...";
3114		3570
3115	warn "entering sync_job";	3571	warn "entering sync_job";
3116		3572
3117	cf::sync_job {	3573	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3574	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3575	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
3121		3577
3122	warn "syncing database to disk";	3578	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3580
3125	# if anything goes wrong in here, we should simply crash as we already saved	3581	# if anything goes wrong in here, we should simply crash as we already saved
3126
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131		3582
3132	warn "flushing outstanding aio requests";	3583	warn "flushing outstanding aio requests";
3133	for (;;) {	3584	for (;;) {
3134	BDB::flush;	3585	BDB::flush;
3135	IO::AIO::flush;	3586	IO::AIO::flush;
3136	Coro::cede;	3587	Coro::cede_notself;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3588	last unless IO::AIO::nreqs || BDB::nreqs;
3138	warn "iterate...";	3589	warn "iterate...";
3139	}	3590	}
3140		3591
3141	++$RELOAD;	3592	++$RELOAD;
…		…
3200	warn "reloading cf.pm";	3651	warn "reloading cf.pm";
3201	require cf;	3652	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3653	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3203		3654
3204	warn "loading config and database again";	3655	warn "loading config and database again";
3205	cf::cfg_load;	3656	cf::reload_config;
3206		3657
3207	warn "loading extensions";	3658	warn "loading extensions";
3208	cf::load_extensions;	3659	cf::load_extensions;
3209		3660
3210	warn "reattaching attachments to objects/players";	3661	warn "reattaching attachments to objects/players";
…		…
3217	warn "leaving sync_job";	3668	warn "leaving sync_job";
3218		3669
3219	1	3670	1
3220	} or do {	3671	} or do {
3221	warn $@;	3672	warn $@;
3222	warn "error while reloading, exiting.";	3673	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3674	};
3225		3675
3226	warn "reloaded";	3676	warn "reloaded";
3227	};	3677	};
3228		3678
…		…
3230		3680
3231	sub reload_perl() {	3681	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3682	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3683	# coro crashes during coro_state_free->destroy here.
3234		3684
3235	$RELOAD_WATCHER ||= Event->timer (	3685	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3236	reentrant => 0,
3237	after => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => sub {
3240	do_reload_perl;	3686	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3687	undef $RELOAD_WATCHER;
3242	},
3243	);	3688	};
3244	}	3689	}
3245		3690
3246	register_command "reload" => sub {	3691	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3692	my ($who, $arg) = @_;
3248		3693
3249	if ($who->flag (FLAG_WIZ)) {	3694	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3695	$who->message ("reloading server.");
		3696	async {
		3697	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3698	reload_perl;
		3699	};
3252	}	3700	}
3253	};	3701	};
3254		3702
3255	unshift @INC, $LIBDIR;	3703	unshift @INC, $LIBDIR;
3256		3704
…		…
3258		3706
3259	our @WAIT_FOR_TICK;	3707	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3708	our @WAIT_FOR_TICK_BEGIN;
3261		3709
3262	sub wait_for_tick {	3710	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3711	return if tick_inhibit || $Coro::current == $Coro::main;
3265		3712
3266	my $signal = new Coro::Signal;	3713	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3714	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3715	$signal->wait;
3269	}	3716	}
3270		3717
3271	sub wait_for_tick_begin {	3718	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3719	return if tick_inhibit || $Coro::current == $Coro::main;
3274		3720
3275	my $signal = new Coro::Signal;	3721	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3722	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3723	$signal->wait;
3278	}	3724	}
3279		3725
3280	my $min = 1e6;#d#	3726	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3727	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3728	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3729	unless ++$bug_warning > 10;
3292	return;	3730	return;
3293	}	3731	}
3294		3732
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3733	cf::server_tick; # one server iteration
3298		3734
3299	0 && sync_job {#d#	3735	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	3736	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	3737	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3738	$Coro::current->{desc} = "runtime saver";
3303	or die;	3739	write_runtime_sync
3304		3740	or warn "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3741	};
		3742	}
3321		3743
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3744	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3745	$sig->send;
3338	}	3746	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3747	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	3748	$sig->send;
3341	}	3749	}
3342		3750
3343	$NOW = Event::time;	3751	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3752	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		3753
3354	_post_tick;	3754	if (0) {
3355		3755	if ($NEXT_TICK) {
3356		3756	my $jitter = $TICK_START - $NEXT_TICK;
		3757	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3758	warn "jitter $JITTER\n";#d#
		3759	}
3357	},	3760	}
3358	);	3761	}
3359		3762
3360	{	3763	{
3361	BDB::max_poll_time $TICK * 0.1;	3764	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	3765
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	3766	BDB::min_parallel 8;
3371		3767	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	3768	$Coro::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		3769
3387	unless ($DB_ENV) {	3770	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	3771	$DB_ENV = BDB::db_env_create;
		3772	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3773	| BDB::LOG_AUTOREMOVE, 1);
		3774	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3775	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		3776
3390	cf::sync_job {	3777	cf::sync_job {
3391	eval {	3778	eval {
3392	BDB::db_env_open	3779	BDB::db_env_open
3393	$DB_ENV,	3780	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3782	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3783	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	3784	0666;
3398		3785
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3786	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	3787	};
3404		3788
3405	cf::cleanup "db_env_open(db): $@" if $@;	3789	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	3790	};
3407	}	3791	}
		3792
		3793	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3794	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3795	};
		3796	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3797	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3798	};
		3799	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3800	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3801	};
3408	}	3802	}
3409		3803
3410	{	3804	{
		3805	# configure IO::AIO
		3806
3411	IO::AIO::min_parallel 8;	3807	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	3808	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	3809	$Coro::AIO::WATCHER->priority (1);
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	3810	}
3424		3811
3425	my $_log_backtrace;	3812	my $_log_backtrace;
3426		3813
3427	sub _log_backtrace {	3814	sub _log_backtrace {
…		…
3431		3818
3432	# limit the # of concurrent backtraces	3819	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	3820	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	3821	++$_log_backtrace;
3435	async {	3822	async {
		3823	$Coro::current->{desc} = "abt $msg";
		3824
3436	my @bt = fork_call {	3825	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	3826	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3827	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3828	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	3829	or die "addr2line: $!";

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