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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 1.427 by root, Sat Apr 26 12:25:45 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
…		…
1407	or return [];	1568	or return [];
1408		1569
1409	my @logins;	1570	my @logins;
1410		1571
1411	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1415		1582
1416	utf8::decode $login;	1583	utf8::decode $login;
1417	push @logins, $login;	1584	push @logins, $login;
1418	}	1585	}
1419		1586
…		…
1452		1619
1453	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1454		1621
1455	=cut	1622	=cut
1456		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1457	sub expand_cfpod {	1635	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1459		1637
1460	# escape & and <	1638	my $xml;
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463		1639
1464	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1465		1643
1466	1 while	1644	$group =~ s/&/&amp;/g;
1467	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1468	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1471	# replace G<male|female> tags	1649	([BCGHITU])
1472	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1473	$self->gender ? $2 : $1	1651	(?:
1474	}ge	1652	([^<>]*) (?{ $group = $^N })
1475	# replace H<hint text>	1653	| < $interior >
1476	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1477	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")	1677	"")
1481	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1482	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1483		1689
		1690	for ($xml) {
1484	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1486		1693
1487	# compress some whitespace	1694	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1492		1700
1493	$_	1701	$xml
1494	}	1702	}
		1703
		1704	no re 'eval';
1495		1705
1496	sub hintmode {	1706	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}	1708	$_[0]{hintmode}
1499	}	1709	}
…		…
1505	=cut	1715	=cut
1506		1716
1507	sub ext_reply($$@) {	1717	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1718	my ($self, $id, @msg) = @_;
1509		1719
1510	if ($self->ns->extcmd == 2) {	1720	$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	}	1721	}
1518		1722
1519	=item $player->ext_msg ($type, @msg)	1723	=item $player->ext_msg ($type, @msg)
1520		1724
1521	Sends an ext event to the client.	1725	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1579		1783
1580	sub generate_random_map {	1784	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1582	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1790	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1915
1709	# the temporary/swap location	1916	# the temporary/swap location
1710	sub save_path {	1917	sub save_path {
1711	my ($self) = @_;	1918	my ($self) = @_;
1712		1919
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1715	}	1922	}
1716		1923
1717	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1718	sub uniq_path {	1925	sub uniq_path {
1719	my ($self) = @_;	1926	my ($self) = @_;
1720		1927
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1723	}	1930	}
1724		1931
1725	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1726	# all maps in C++...	1933	# all maps in C++...
…		…
1749		1956
1750	sub load_header_from($) {	1957	sub load_header_from($) {
1751	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1752		1959
1753	utf8::encode $path;	1960	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1759		1969
1760	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1761		1971
1762	1	1972	1
1763	}	1973	}
…		…
1817	sub find {	2027	sub find {
1818	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1819		2029
1820	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1821		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1823		2034
1824	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";	2036	my $guard1 = cf::lock_acquire "map_find:$path";
		2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2038
1826	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1827	or return;	2040	or return;
1828		2041
1829	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1830		2043
…		…
1832	or return;	2045	or return;
1833		2046
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard1;
		2051	undef $guard2;
1837	$map->reset;	2052	$map->reset;
1838	undef $guard;
1839	return find $path;	2053	return find $path;
1840	}	2054	}
1841		2055
1842	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1843	}	2057	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1853		2067
1854	my $path = $self->{path};	2068	my $path = $self->{path};
1855		2069
1856	{	2070	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1858		2072
		2073	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2075
1861	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1862		2077
1863	$self->alloc;	2078	$self->alloc;
1864		2079
1865	$self->pre_load;	2080	$self->pre_load;
1866	Coro::cede;	2081	cf::cede_to_tick;
1867		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1869	or return;	2086	or return;
1870		2087
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1872	if delete $self->{load_original};	2089	if delete $self->{load_original};
1873		2090
1874	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2092	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2095	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1879	}	2099	}
1880	}	2100	}
1881		2101
1882	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1883	# now do the right thing for maps	2105	# now do the right thing for maps
1884	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2108	unless $self->difficulty;
1887	Coro::cede;	2109	cf::cede_to_tick;
1888		2110
1889	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2112	$self->decay_objects;
1891	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1892	$self->update_buttons;	2114	$self->update_buttons;
1893	Coro::cede;	2115	cf::cede_to_tick;
1894	$self->set_darkness_map;	2116	$self->set_darkness_map;
1895	Coro::cede;	2117	cf::cede_to_tick;
1896	$self->activate;	2118	$self->activate;
1897	}	2119	}
1898		2120
1899	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1901		2123
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2125	}
1904		2126
1905	$self->post_load;	2127	$self->post_load;
1906	}	2128	}
1907		2129
…		…
1950	}	2172	}
1951		2173
1952	sub do_load_sync {	2174	sub do_load_sync {
1953	my ($map) = @_;	2175	my ($map) = @_;
1954		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1955	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1956	}	2181	}
1957		2182
1958	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1960		2185
1961	sub find_async {	2186	sub find_async {
1962	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1963		2188
1964	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1965		2190
1966	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2193	}
1969		2194
1970	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1971	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1972	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2202	if (my $map = find $k) {
1975	$map->load;	2203	$map->load if $v;
1976	}	2204	}
1977		2205
1978	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1979	}	2207	}
1980	}	2208	}
1981	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1982	};	2210	};
1983	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2214	}
1987		2215
1988	sub save {	2216	sub save {
1989	my ($self) = @_;	2217	my ($self) = @_;
1990		2218
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2220
1993	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1994		2222
1995	return unless $self->dirty;	2223	return unless $self->dirty;
1996		2224
…		…
2002	return if $self->{deny_save};	2230	return if $self->{deny_save};
2003		2231
2004	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2005		2233
2006	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2008	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2009		2240
2010	if ($uniq) {	2241	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2244	} else {
…		…
2019	my ($self) = @_;	2250	my ($self) = @_;
2020		2251
2021	# save first because save cedes	2252	# save first because save cedes
2022	$self->save;	2253	$self->save;
2023		2254
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2256
2026	return if $self->players;	2257	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2259	return if $self->{deny_save};
2029		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2265	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2266	}
2033		2267
2034	sub reset_at {	2268	sub reset_at {
2035	my ($self) = @_;	2269	my ($self) = @_;
2036		2270
…		…
2068	if $uniq;	2302	if $uniq;
2069	}	2303	}
2070		2304
2071	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2072		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2309	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2310
2077	$self->unlink_save;	2311	$self->unlink_save;
2078	$self->destroy;	2312	$self->destroy;
2079	}	2313	}
2080		2314
2081	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2082		2316
2083	sub nuke {	2317	sub nuke {
2084	my ($self) = @_;	2318	my ($self) = @_;
2085		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2086	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2087		2324
2088	$self->unlink_save;	2325	$self->unlink_save;
2089		2326
2090	bless $self, "cf::map";	2327	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2332
2096	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2097		2335
2098	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2099	}	2337	}
2100		2338
2101	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2143		2381
2144	sub unique_maps() {	2382	sub unique_maps() {
2145	[	2383	[
2146	map {	2384	map {
2147	utf8::decode $_;	2385	utf8::decode $_;
2148	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2149	? normalise $_	2389	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2391	]
2153	}	2392	}
2154		2393
2155	package cf;
2156
2157	=back	2394	=back
2158		2395
2159	=head3 cf::object	2396	=head3 cf::object
2160		2397
2161	=cut	2398	=cut
…		…
2164		2401
2165	=over 4	2402	=over 4
2166		2403
2167	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2168		2405
2169	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2170		2408
2171	=cut	2409	=cut
2172		2410
2173	sub inv_recursive_;	2411	sub inv_recursive_;
2174	sub inv_recursive_ {	2412	sub inv_recursive_ {
2175	map { $_, inv_recursive_ $_->inv } @_	2413	map { $_, inv_recursive_ $_->inv } @_
2176	}	2414	}
2177		2415
2178	sub inv_recursive {	2416	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
		2418	}
		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
2180	}	2446	}
2181		2447
2182	package cf;	2448	package cf;
2183		2449
2184	=back	2450	=back
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2611
2346	$self->enter_link;	2612	$self->enter_link;
2347		2613
2348	(async {	2614	(async {
		2615	$Coro::current->{desc} = "player::goto $path $x $y";
		2616
		2617	# *tag paths override both path and x|y
		2618	if ($path =~ /^\*(.*)$/) {
		2619	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2620	my $ob = $obs[rand @obs];
		2621
		2622	# see if we actually can go there
		2623	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2624	$ob = $obs[rand @obs];
		2625	} else {
		2626	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2627	}
		2628	# else put us there anyways for now #d#
		2629
		2630	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2631	} else {
		2632	($path, $x, $y) = (undef, undef, undef);
		2633	}
		2634	}
		2635
2349	my $map = eval {	2636	my $map = eval {
2350	my $map = cf::map::find $path;	2637	my $map = defined $path ? cf::map::find $path : undef;
2351		2638
2352	if ($map) {	2639	if ($map) {
2353	$map = $map->customise_for ($self);	2640	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2641	$map = $check->($map) if $check && $map;
2355	} else {	2642	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2644	}
2358		2645
2359	$map	2646	$map
2360	};	2647	};
2361		2648
…		…
2414	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
2415	}	2702	}
2416		2703
2417	$rmp->{random_seed} ||= $exit->random_seed;	2704	$rmp->{random_seed} ||= $exit->random_seed;
2418		2705
2419	my $data = cf::to_json $rmp;	2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2707	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2708	my $meta = "$RANDOMDIR/$md5.meta";
2422		2709
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2711	aio_write $fh, 0, (length $data), $data, 0;
…		…
2451	# if exit is damned, update players death & WoR home-position	2738	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)	2739	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);	2740	if $exit->flag (FLAG_DAMNED);
2454		2741
2455	(async {	2742	(async {
		2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2744
2456	$self->deactivate_recursive; # just to be sure	2745	$self->deactivate_recursive; # just to be sure
2457	unless (eval {	2746	unless (eval {
2458	$self->goto ($slaying, $hp, $sp);	2747	$self->goto ($slaying, $hp, $sp);
2459		2748
2460	1;	2749	1;
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2784	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2785	the message unless the client supports the msg packet.
2497		2786
2498	=cut	2787	=cut
2499		2788
		2789	# non-persistent channels (usually the info channel)
		2790	our %CHANNEL = (
		2791	"c/identify" => {
		2792	id => "infobox",
		2793	title => "Identify",
		2794	reply => undef,
		2795	tooltip => "Items recently identified",
		2796	},
		2797	"c/examine" => {
		2798	id => "infobox",
		2799	title => "Examine",
		2800	reply => undef,
		2801	tooltip => "Signs and other items you examined",
		2802	},
		2803	"c/book" => {
		2804	id => "infobox",
		2805	title => "Book",
		2806	reply => undef,
		2807	tooltip => "The contents of a note or book",
		2808	},
		2809	"c/lookat" => {
		2810	id => "infobox",
		2811	title => "Look",
		2812	reply => undef,
		2813	tooltip => "What you saw there",
		2814	},
		2815	"c/who" => {
		2816	id => "infobox",
		2817	title => "Players",
		2818	reply => undef,
		2819	tooltip => "Shows players who are currently online",
		2820	},
		2821	"c/body" => {
		2822	id => "infobox",
		2823	title => "Body Parts",
		2824	reply => undef,
		2825	tooltip => "Shows which body parts you posess and are available",
		2826	},
		2827	"c/uptime" => {
		2828	id => "infobox",
		2829	title => "Uptime",
		2830	reply => undef,
		2831	tooltip => "How long the server has been running since last restart",
		2832	},
		2833	"c/mapinfo" => {
		2834	id => "infobox",
		2835	title => "Map Info",
		2836	reply => undef,
		2837	tooltip => "Information related to the maps",
		2838	},
		2839	"c/party" => {
		2840	id => "party",
		2841	title => "Party",
		2842	reply => "gsay ",
		2843	tooltip => "Messages and chat related to your party",
		2844	},
		2845	);
		2846
2500	sub cf::client::send_msg {	2847	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2848	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2849
2503	$msg = $self->pl->expand_cfpod ($msg);	2850	$msg = $self->pl->expand_cfpod ($msg);
2504		2851
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2852	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2853
		2854	# check predefined channels, for the benefit of C
		2855	if ($CHANNEL{$channel}) {
		2856	$channel = $CHANNEL{$channel};
		2857
		2858	$self->ext_msg (channel_info => $channel)
		2859	if $self->can_msg;
		2860
		2861	$channel = $channel->{id};
		2862
2507	if (ref $channel) {	2863	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2864	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2865	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2866	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2867	$self->ext_msg (channel_info => $channel)
		2868	if $self->can_msg;
2512	}	2869	}
2513		2870
2514	$channel = $channel->{id};	2871	$channel = $channel->{id};
2515	}	2872	}
2516		2873
…		…
2557	=cut	2914	=cut
2558		2915
2559	sub cf::client::ext_msg($$@) {	2916	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2917	my ($self, $type, @msg) = @_;
2561		2918
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2919	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2921	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2922	push @msg, msgtype => "event_$type";
		2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2924	}
		2925	}
		2926
		2927	=item $client->ext_reply ($msgid, @msg)
		2928
		2929	Sends an ext reply to the client.
		2930
		2931	=cut
		2932
		2933	sub cf::client::ext_reply($$@) {
		2934	my ($self, $id, @msg) = @_;
		2935
		2936	if ($self->extcmd == 2) {
		2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2938	} elsif ($self->extcmd == 1) {
		2939	#TODO: version 1, remove
		2940	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2942	}
2570	}	2943	}
2571		2944
2572	=item $success = $client->query ($flags, "text", \&cb)	2945	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3007	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3008	"ARRAY" eq ref $msg
2636	? @$msg	3009	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3010	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3011
		3012	my @reply;
		3013
2639	if (my $cb = $EXTICMD{$type}) {	3014	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3015	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3016	}
		3017
		3018	$ns->ext_reply ($reply, @reply)
		3019	if $reply;
		3020
2645	} else {	3021	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3023	}
2648		3024
2649	cf::override;	3025	cf::override;
…		…
2709	=pod	3085	=pod
2710		3086
2711	The following functions and methods are available within a safe environment:	3087	The following functions and methods are available within a safe environment:
2712		3088
2713	cf::object	3089	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3090	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3091	insert remove name archname title slaying race decrease split
2716		3092
2717	cf::object::player	3093	cf::object::player
2718	player	3094	player
2719		3095
2720	cf::player	3096	cf::player
…		…
2725		3101
2726	=cut	3102	=cut
2727		3103
2728	for (	3104	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3106	insert remove inv name archname title slaying race
		3107	decrease split destroy)],
2731	["cf::object::player" => qw(player)],	3108	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3109	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3110	["cf::map" => qw(trigger)],
2734	) {	3111	) {
2735	no strict 'refs';	3112	no strict 'refs';
…		…
2811	# the server's init and main functions	3188	# the server's init and main functions
2812		3189
2813	sub load_facedata($) {	3190	sub load_facedata($) {
2814	my ($path) = @_;	3191	my ($path) = @_;
2815		3192
		3193	# HACK to clear player env face cache, we need some signal framework
		3194	# for this (global event?)
		3195	%ext::player_env::MUSIC_FACE_CACHE = ();
		3196
2816	my $enc = JSON::XS->new->utf8->canonical;	3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3198
2818	warn "loading facedata from $path\n";	3199	warn "loading facedata from $path\n";
2819		3200
2820	my $facedata;	3201	my $facedata;
2821	0 < aio_load $path, $facedata	3202	0 < aio_load $path, $facedata
…		…
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3208	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3209
2829	# patch in the exptable	3210	# patch in the exptable
2830	$facedata->{resource}{"res/exp_table"} = {	3211	$facedata->{resource}{"res/exp_table"} = {
2831	type => FT_RSRC,	3212	type => FT_RSRC,
2832	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2833	};	3214	};
2834	cf::cede_to_tick;	3215	cf::cede_to_tick;
2835		3216
2836	{	3217	{
2837	my $faces = $facedata->{faceinfo};	3218	my $faces = $facedata->{faceinfo};
2838		3219
2839	while (my ($face, $info) = each %$faces) {	3220	while (my ($face, $info) = each %$faces) {
2840	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3222
2841	cf::face::set_visibility $idx, $info->{visibility};	3223	cf::face::set_visibility $idx, $info->{visibility};
2842	cf::face::set_magicmap $idx, $info->{magicmap};	3224	cf::face::set_magicmap $idx, $info->{magicmap};
2843	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3225	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};	3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2845		3227
2846	cf::cede_to_tick;	3228	cf::cede_to_tick;
2847	}	3229	}
2848		3230
2849	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2850	next unless $info->{smooth};	3232	next unless $info->{smooth};
		3233
2851	my $idx = cf::face::find $face	3234	my $idx = cf::face::find $face
2852	or next;	3235	or next;
		3236
2853	if (my $smooth = cf::face::find $info->{smooth}) {	3237	if (my $smooth = cf::face::find $info->{smooth}) {
2854	cf::face::set_smooth $idx, $smooth;	3238	cf::face::set_smooth $idx, $smooth;
2855	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2856	} else {	3240	} else {
2857	warn "smooth face '$info->{smooth}' not found for face '$face'";	3241	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2875	{	3259	{
2876	# TODO: for gcfclient pleasure, we should give resources	3260	# TODO: for gcfclient pleasure, we should give resources
2877	# that gcfclient doesn't grok a >10000 face index.	3261	# that gcfclient doesn't grok a >10000 face index.
2878	my $res = $facedata->{resource};	3262	my $res = $facedata->{resource};
2879		3263
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881
2882	while (my ($name, $info) = each %$res) {	3264	while (my ($name, $info) = each %$res) {
		3265	if (defined $info->{type}) {
2883	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2884	my $data;	3267	my $data;
2885		3268
2886	if ($info->{type} & 1) {	3269	if ($info->{type} & 1) {
2887	# prepend meta info	3270	# prepend meta info
2888		3271
2889	my $meta = $enc->encode ({	3272	my $meta = $enc->encode ({
2890	name => $name,	3273	name => $name,
2891	%{ $info->{meta} || {} },	3274	%{ $info->{meta} || {} },
2892	});	3275	});
2893		3276
2894	$data = pack "(w/a*)*", $meta, $info->{data};	3277	$data = pack "(w/a*)*", $meta, $info->{data};
		3278	} else {
		3279	$data = $info->{data};
		3280	}
		3281
		3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3283	cf::face::set_type $idx, $info->{type};
		3284	} else {
		3285	$RESOURCE{$name} = $info;
2895	}	3286	}
2896		3287
2897	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2898	cf::face::set_type $idx, $info->{type};
2899
2900	cf::cede_to_tick;	3288	cf::cede_to_tick;
2901	}	3289	}
2902
2903	if ($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	}	3290	}
		3291
		3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2921		3293
2922	1	3294	1
2923	}	3295	}
		3296
		3297	cf::global->attach (on_resource_update => sub {
		3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3300
		3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3302	my $sound = $soundconf->{compat}[$_]
		3303	or next;
		3304
		3305	my $face = cf::face::find "sound/$sound->[1]";
		3306	cf::sound::set $sound->[0] => $face;
		3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3308	}
		3309
		3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3311	my $face = cf::face::find "sound/$v";
		3312	cf::sound::set $k => $face;
		3313	}
		3314	}
		3315	});
2924		3316
2925	register_exticmd fx_want => sub {	3317	register_exticmd fx_want => sub {
2926	my ($ns, $want) = @_;	3318	my ($ns, $want) = @_;
2927		3319
2928	while (my ($k, $v) = each %$want) {	3320	while (my ($k, $v) = each %$want) {
2929	$ns->fx_want ($k, $v);	3321	$ns->fx_want ($k, $v);
2930	}	3322	}
2931	};	3323	};
2932		3324
		3325	sub load_resource_file($) {
		3326	my $guard = lock_acquire "load_resource_file";
		3327
		3328	my $status = load_resource_file_ $_[0];
		3329	get_slot 0.1, 100;
		3330	cf::arch::commit_load;
		3331
		3332	$status
		3333	}
		3334
2933	sub reload_regions {	3335	sub reload_regions {
		3336	# HACK to clear player env face cache, we need some signal framework
		3337	# for this (global event?)
		3338	%ext::player_env::MUSIC_FACE_CACHE = ();
		3339
2934	load_resource_file "$MAPDIR/regions"	3340	load_resource_file "$MAPDIR/regions"
2935	or die "unable to load regions file\n";	3341	or die "unable to load regions file\n";
2936		3342
2937	for (cf::region::list) {	3343	for (cf::region::list) {
2938	$_->{match} = qr/$_->{match}/	3344	$_->{match} = qr/$_->{match}/
…		…
2946	}	3352	}
2947		3353
2948	sub reload_archetypes {	3354	sub reload_archetypes {
2949	load_resource_file "$DATADIR/archetypes"	3355	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";	3356	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 "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";
2956	}	3357	}
2957		3358
2958	sub reload_treasures {	3359	sub reload_treasures {
2959	load_resource_file "$DATADIR/treasures"	3360	load_resource_file "$DATADIR/treasures"
2960	or die "unable to load treasurelists\n";	3361	or die "unable to load treasurelists\n";
2961	}	3362	}
2962		3363
2963	sub reload_resources {	3364	sub reload_resources {
2964	warn "reloading resource files...\n";	3365	warn "reloading resource files...\n";
2965		3366
		3367	reload_facedata;
		3368	reload_archetypes;
2966	reload_regions;	3369	reload_regions;
2967	reload_facedata;
2968	#reload_archetypes;#d#
2969	reload_archetypes;
2970	reload_treasures;	3370	reload_treasures;
2971		3371
2972	warn "finished reloading resource files\n";	3372	warn "finished reloading resource files\n";
2973	}	3373	}
2974		3374
2975	sub init {	3375	sub init {
		3376	my $guard = freeze_mainloop;
		3377
2976	reload_resources;	3378	reload_resources;
2977	}	3379	}
2978		3380
2979	sub cfg_load {	3381	sub reload_config {
2980	open my $fh, "<:utf8", "$CONFDIR/config"	3382	open my $fh, "<:utf8", "$CONFDIR/config"
2981	or return;	3383	or return;
2982		3384
2983	local $/;	3385	local $/;
2984	*CFG = YAML::Syck::Load <$fh>;	3386	*CFG = YAML::Load <$fh>;
2985		3387
2986	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2987		3389
2988	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3390	$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};	3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3000	sub main {	3402	sub main {
3001	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
3002	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
3003	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3004	(async {	3406	(async {
3005	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
3006	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
3007	};	3410	};
3008		3411
3009	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
3010	db_init;	3415	db_init;
3011	load_extensions;	3416	load_extensions;
3012		3417
3013	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	evthread_start IO::AIO::poll_fileno;
		3420	}
		3421
3014	Event::loop;	3422	EV::loop;
3015	}	3423	}
3016		3424
3017	#############################################################################	3425	#############################################################################
3018	# initialisation and cleanup	3426	# initialisation and cleanup
3019		3427
3020	# install some emergency cleanup handlers	3428	# install some emergency cleanup handlers
3021	BEGIN {	3429	BEGIN {
		3430	our %SIGWATCHER = ();
3022	for my $signal (qw(INT HUP TERM)) {	3431	for my $signal (qw(INT HUP TERM)) {
3023	Event->signal (	3432	$SIGWATCHER{$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";	3433	cf::cleanup "SIG$signal";
3030	},
3031	);	3434	};
3032	}	3435	}
3033	}	3436	}
3034		3437
3035	sub write_runtime {	3438	sub write_runtime_sync {
3036	my $runtime = "$LOCALDIR/runtime";	3439	my $runtime = "$LOCALDIR/runtime";
3037		3440
3038	# first touch the runtime file to show we are still running:	3441	# first touch the runtime file to show we are still running:
3039	# the fsync below can take a very very long time.	3442	# the fsync below can take a very very long time.
3040		3443
…		…
3066	and return;	3469	and return;
3067		3470
3068	warn "runtime file written.\n";	3471	warn "runtime file written.\n";
3069		3472
3070	1	3473	1
		3474	}
		3475
		3476	our $uuid_lock;
		3477	our $uuid_skip;
		3478
		3479	sub write_uuid_sync($) {
		3480	$uuid_skip ||= $_[0];
		3481
		3482	return if $uuid_lock;
		3483	local $uuid_lock = 1;
		3484
		3485	my $uuid = "$LOCALDIR/uuid";
		3486
		3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3488	or return;
		3489
		3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3491	$uuid_skip = 0;
		3492
		3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3494	and return;
		3495
		3496	# always fsync - this file is important
		3497	aio_fsync $fh
		3498	and return;
		3499
		3500	close $fh
		3501	or return;
		3502
		3503	aio_rename "$uuid~", $uuid
		3504	and return;
		3505
		3506	warn "uuid file written ($value).\n";
		3507
		3508	1
		3509
		3510	}
		3511
		3512	sub write_uuid($$) {
		3513	my ($skip, $sync) = @_;
		3514
		3515	$sync ? write_uuid_sync $skip
		3516	: async { write_uuid_sync $skip };
3071	}	3517	}
3072		3518
3073	sub emergency_save() {	3519	sub emergency_save() {
3074	my $freeze_guard = cf::freeze_mainloop;	3520	my $freeze_guard = cf::freeze_mainloop;
3075		3521
…		…
3081	# and maps saved/destroyed asynchronously.	3527	# and maps saved/destroyed asynchronously.
3082	warn "begin emergency player save\n";	3528	warn "begin emergency player save\n";
3083	for my $login (keys %cf::PLAYER) {	3529	for my $login (keys %cf::PLAYER) {
3084	my $pl = $cf::PLAYER{$login} or next;	3530	my $pl = $cf::PLAYER{$login} or next;
3085	$pl->valid or next;	3531	$pl->valid or next;
		3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3086	$pl->save;	3533	$pl->save;
3087	}	3534	}
3088	warn "end emergency player save\n";	3535	warn "end emergency player save\n";
3089		3536
3090	warn "begin emergency map save\n";	3537	warn "begin emergency map save\n";
…		…
3096	warn "end emergency map save\n";	3543	warn "end emergency map save\n";
3097		3544
3098	warn "begin emergency database checkpoint\n";	3545	warn "begin emergency database checkpoint\n";
3099	BDB::db_env_txn_checkpoint $DB_ENV;	3546	BDB::db_env_txn_checkpoint $DB_ENV;
3100	warn "end emergency database checkpoint\n";	3547	warn "end emergency database checkpoint\n";
		3548
		3549	warn "begin write uuid\n";
		3550	write_uuid_sync 1;
		3551	warn "end write uuid\n";
3101	};	3552	};
3102		3553
3103	warn "leave emergency perl save\n";	3554	warn "leave emergency perl save\n";
3104	}	3555	}
3105		3556
…		…
3120	warn "reloading...";	3571	warn "reloading...";
3121		3572
3122	warn "entering sync_job";	3573	warn "entering sync_job";
3123		3574
3124	cf::sync_job {	3575	cf::sync_job {
3125	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
3126	cf::emergency_save;	3577	cf::emergency_save;
3127	cf::write_runtime; # external watchdog should not bark	3578	cf::write_runtime_sync; # external watchdog should not bark
3128		3579
3129	warn "syncing database to disk";	3580	warn "syncing database to disk";
3130	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3131		3582
3132	# if anything goes wrong in here, we should simply crash as we already saved	3583	# 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		3584
3139	warn "flushing outstanding aio requests";	3585	warn "flushing outstanding aio requests";
3140	for (;;) {	3586	for (;;) {
3141	BDB::flush;	3587	BDB::flush;
3142	IO::AIO::flush;	3588	IO::AIO::flush;
3143	Coro::cede;	3589	Coro::cede_notself;
3144	last unless IO::AIO::nreqs || BDB::nreqs;	3590	last unless IO::AIO::nreqs || BDB::nreqs;
3145	warn "iterate...";	3591	warn "iterate...";
3146	}	3592	}
3147		3593
3148	++$RELOAD;	3594	++$RELOAD;
…		…
3207	warn "reloading cf.pm";	3653	warn "reloading cf.pm";
3208	require cf;	3654	require cf;
3209	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3210		3656
3211	warn "loading config and database again";	3657	warn "loading config and database again";
3212	cf::cfg_load;	3658	cf::reload_config;
3213		3659
3214	warn "loading extensions";	3660	warn "loading extensions";
3215	cf::load_extensions;	3661	cf::load_extensions;
3216		3662
3217	warn "reattaching attachments to objects/players";	3663	warn "reattaching attachments to objects/players";
…		…
3224	warn "leaving sync_job";	3670	warn "leaving sync_job";
3225		3671
3226	1	3672	1
3227	} or do {	3673	} or do {
3228	warn $@;	3674	warn $@;
3229	warn "error while reloading, exiting.";	3675	cf::cleanup "error while reloading, exiting.";
3230	exit 1;
3231	};	3676	};
3232		3677
3233	warn "reloaded";	3678	warn "reloaded";
3234	};	3679	};
3235		3680
…		…
3237		3682
3238	sub reload_perl() {	3683	sub reload_perl() {
3239	# doing reload synchronously and two reloads happen back-to-back,	3684	# doing reload synchronously and two reloads happen back-to-back,
3240	# coro crashes during coro_state_free->destroy here.	3685	# coro crashes during coro_state_free->destroy here.
3241		3686
3242	$RELOAD_WATCHER ||= Event->timer (	3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3243	reentrant => 0,
3244	after => 0,
3245	data => WF_AUTOCANCEL,
3246	cb => sub {
3247	do_reload_perl;	3688	do_reload_perl;
3248	undef $RELOAD_WATCHER;	3689	undef $RELOAD_WATCHER;
3249	},
3250	);	3690	};
3251	}	3691	}
3252		3692
3253	register_command "reload" => sub {	3693	register_command "reload" => sub {
3254	my ($who, $arg) = @_;	3694	my ($who, $arg) = @_;
3255		3695
3256	if ($who->flag (FLAG_WIZ)) {	3696	if ($who->flag (FLAG_WIZ)) {
3257	$who->message ("reloading server.");	3697	$who->message ("reloading server.");
		3698	async {
		3699	$Coro::current->{desc} = "perl_reload";
3258	async { reload_perl };	3700	reload_perl;
		3701	};
3259	}	3702	}
3260	};	3703	};
3261		3704
3262	unshift @INC, $LIBDIR;	3705	unshift @INC, $LIBDIR;
3263		3706
…		…
3265		3708
3266	our @WAIT_FOR_TICK;	3709	our @WAIT_FOR_TICK;
3267	our @WAIT_FOR_TICK_BEGIN;	3710	our @WAIT_FOR_TICK_BEGIN;
3268		3711
3269	sub wait_for_tick {	3712	sub wait_for_tick {
3270	return unless $TICK_WATCHER->is_active;
3271	return if $Coro::current == $Coro::main;	3713	return if tick_inhibit || $Coro::current == $Coro::main;
3272		3714
3273	my $signal = new Coro::Signal;	3715	my $signal = new Coro::Signal;
3274	push @WAIT_FOR_TICK, $signal;	3716	push @WAIT_FOR_TICK, $signal;
3275	$signal->wait;	3717	$signal->wait;
3276	}	3718	}
3277		3719
3278	sub wait_for_tick_begin {	3720	sub wait_for_tick_begin {
3279	return unless $TICK_WATCHER->is_active;
3280	return if $Coro::current == $Coro::main;	3721	return if tick_inhibit || $Coro::current == $Coro::main;
3281		3722
3282	my $signal = new Coro::Signal;	3723	my $signal = new Coro::Signal;
3283	push @WAIT_FOR_TICK_BEGIN, $signal;	3724	push @WAIT_FOR_TICK_BEGIN, $signal;
3284	$signal->wait;	3725	$signal->wait;
3285	}	3726	}
3286		3727
3287	my $min = 1e6;#d#	3728	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) {	3729	if ($Coro::current != $Coro::main) {
3297	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3730	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3298	unless ++$bug_warning > 10;	3731	unless ++$bug_warning > 10;
3299	return;	3732	return;
3300	}	3733	}
3301		3734
3302	$NOW = $tick_start = Event::time;
3303
3304	cf::server_tick; # one server iteration	3735	cf::server_tick; # one server iteration
3305		3736
3306	0 && sync_job {#d#	3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3307	for(1..10) {	3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3308	my $t = Event::time;	3739	Coro::async_pool {
3309	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3740	$Coro::current->{desc} = "runtime saver";
3310	or die;	3741	write_runtime_sync
3311		3742	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	};	3743	};
		3744	}
3328		3745
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) {	3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3344	$sig->send;	3747	$sig->send;
3345	}	3748	}
3346	while (my $sig = shift @WAIT_FOR_TICK) {	3749	while (my $sig = shift @WAIT_FOR_TICK) {
3347	$sig->send;	3750	$sig->send;
3348	}	3751	}
3349		3752
3350	$NOW = Event::time;	3753	$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;	3754	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3360		3755
3361	_post_tick;	3756	if (0) {
3362		3757	if ($NEXT_TICK) {
3363		3758	my $jitter = $TICK_START - $NEXT_TICK;
		3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3760	warn "jitter $JITTER\n";#d#
		3761	}
3364	},	3762	}
3365	);	3763	}
3366		3764
3367	{	3765	{
3368	BDB::max_poll_time $TICK * 0.1;	3766	# configure BDB
3369	$BDB_POLL_WATCHER = Event->io (	3767
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;	3768	BDB::min_parallel 8;
3378		3769	BDB::max_poll_reqs $TICK * 0.1;
3379	BDB::set_sync_prepare {	3770	$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		3771
3394	unless ($DB_ENV) {	3772	unless ($DB_ENV) {
3395	$DB_ENV = BDB::db_env_create;	3773	$DB_ENV = BDB::db_env_create;
		3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3775	| BDB::LOG_AUTOREMOVE, 1);
		3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3396		3778
3397	cf::sync_job {	3779	cf::sync_job {
3398	eval {	3780	eval {
3399	BDB::db_env_open	3781	BDB::db_env_open
3400	$DB_ENV,	3782	$DB_ENV,
…		…
3402	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3784	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3403	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3785	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3404	0666;	3786	0666;
3405		3787
3406	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3788	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	};	3789	};
3411		3790
3412	cf::cleanup "db_env_open(db): $@" if $@;	3791	cf::cleanup "db_env_open(db): $@" if $@;
3413	};	3792	};
3414	}	3793	}
		3794
		3795	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3796	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3797	};
		3798	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3799	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3800	};
		3801	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3802	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3803	};
3415	}	3804	}
3416		3805
3417	{	3806	{
		3807	# configure IO::AIO
		3808
3418	IO::AIO::min_parallel 8;	3809	IO::AIO::min_parallel 8;
3419
3420	undef $Coro::AIO::WATCHER;
3421	IO::AIO::max_poll_time $TICK * 0.1;	3810	IO::AIO::max_poll_time $TICK * 0.1;
3422	$AIO_POLL_WATCHER = Event->io (	3811	$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	}	3812	}
3431		3813
3432	my $_log_backtrace;	3814	my $_log_backtrace;
3433		3815
3434	sub _log_backtrace {	3816	sub _log_backtrace {
…		…
3438		3820
3439	# limit the # of concurrent backtraces	3821	# limit the # of concurrent backtraces
3440	if ($_log_backtrace < 2) {	3822	if ($_log_backtrace < 2) {
3441	++$_log_backtrace;	3823	++$_log_backtrace;
3442	async {	3824	async {
		3825	$Coro::current->{desc} = "abt $msg";
		3826
3443	my @bt = fork_call {	3827	my @bt = fork_call {
3444	@addr = map { sprintf "%x", $_ } @addr;	3828	@addr = map { sprintf "%x", $_ } @addr;
3445	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3829	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3446	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3830	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3447	or die "addr2line: $!";	3831	or die "addr2line: $!";

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