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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	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	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		69
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
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
52	our %COMMAND = ();	74	our %COMMAND = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
60		82
61	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
62	our @EVENT;	84	our @EVENT;
63		85
64	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	87	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
75		101
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	104	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	110	our $DB_ENV;
86		111
87	our %CFG;	112	our %CFG;
88		113
89	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
91		117
92	our (%PLAYER, %PLAYER_LOADING); # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
95		121
96	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		124
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
102		129
103	binmode STDOUT;	130	binmode STDOUT;
104	binmode STDERR;	131	binmode STDERR;
105		132
106	# read virtual server time, if available	133	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
111	}	138	}
112		139
113	mkdir $_	140	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		186
160	The raw value load value from the last tick.	187	The raw value load value from the last tick.
161		188
162	=item %cf::CFG	189	=item %cf::CFG
163		190
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	192	from wherever your confdir points to.
166		193
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		195
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	214	$msg .= "\n"
188	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
189		216
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		218
192	utf8::encode $msg;
193	LOG llevError, $msg;	219	LOG llevError, $msg;
194	};	220	};
195	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
196		237
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	248	for my $pkg (qw(
208	cf::global cf::attachable	249	cf::global cf::attachable
209	cf::object cf::object::player	250	cf::object cf::object::player
210	cf::client cf::player	251	cf::client cf::player
211	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
212	cf::map cf::party cf::region	254	cf::party cf::region
213	)) {	255	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	257	}
217		258
218	$Event::DIED = sub {	259	$EV::DIED = sub {
219	warn "error in event callback: @_";	260	warn "error in event callback: @_";
220	};	261	};
221		262
222	#############################################################################	263	#############################################################################
223		264
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	288	$d
248	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
249	}	290	}
250		291
251	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
252		293
253	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
254		295
255	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
256		297
257	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
258		299
259	=cut	300	=cut
260		301
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		303
263	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
265		306
266	=item cf::lock_wait $string	307	=item cf::lock_wait $string
267		308
268	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
269		310
…		…
325		366
326	! ! $LOCK{$key}	367	! ! $LOCK{$key}
327	}	368	}
328		369
329	sub freeze_mainloop {	370	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
331		372
332	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;	374	}
334	};	375
335	$TICK_WATCHER->stop;	376	=item cf::periodic $interval, $cb
336	$guard	377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
337	}	389	}
338		390
339	=item cf::get_slot $time[, $priority[, $name]]	391	=item cf::get_slot $time[, $priority[, $name]]
340		392
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	404	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	405	our $SLOT_QUEUE;
354		406
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
357	my $signal = new Coro::Signal;	411	my $signal = new Coro::Signal;
358		412
359	while () {	413	while () {
360	next_job:	414	next_job:
361	my $avail = cf::till_tick;	415	my $avail = cf::till_tick;
…		…
369	}	423	}
370	}	424	}
371	}	425	}
372		426
373	if (@SLOT_QUEUE) {	427	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	429	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	430	$signal->wait;
377	} else {	431	} else {
378	Coro::schedule;	432	Coro::schedule;
379	}	433	}
380	}	434	}
381	};	435	};
382		436
383	sub get_slot($;$$) {	437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
384	my ($time, $pri, $name) = @_;	440	my ($time, $pri, $name) = @_;
385		441
386	$time = $TICK * .6 if $time > $TICK * .6;	442	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	443	my $sig = new Coro::Signal;
388		444
…		…
402		458
403	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
404		460
405	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
406		462
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	466	acceptable.
411		467
412	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		474
419	sub sync_job(&) {	475	sub sync_job(&) {
420	my ($job) = @_;	476	my ($job) = @_;
421		477
422	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	479	my $time = EV::time;
424		480
425	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
427		483
428	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	485
430	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
431		487
432	my $busy = 1;	488	my $busy = 1;
433	my @res;	489	my @res;
434		490
435	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	493	@res = eval { $job->() };
437	warn $@ if $@;	494	warn $@ if $@;
438	undef $busy;	495	undef $busy;
439	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
440		497
441	while ($busy) {	498	while ($busy) {
442	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
443	}	503	}
		504	}
444		505
445	$time = Event::time - $time;	506	my $time = EV::time - $time;
446		507
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
451		509
452	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
453	} else {	511	} else {
454	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
455		513
…		…
480	=item fork_call { }, $args	538	=item fork_call { }, $args
481		539
482	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
486		544
487	=cut	545	=cut
488		546
489	sub fork_call(&@) {	547	sub fork_call(&@) {
490	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
…		…
499	}, @args;	557	}, @args;
500		558
501	wantarray ? @res : $res[-1]	559	wantarray ? @res : $res[-1]
502	}	560	}
503		561
		562	=item $coin = coin_from_name $name
		563
		564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
		587	}
		588
504	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
505		590
506	Returns a single value from the environment database.	591	Returns a single value from the environment database.
507		592
508	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
509		594
510	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
513	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
514		621
515	our $DB;	622	our $DB;
516		623
517	sub db_init {	624	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	625	cf::sync_job {
522	eval {	626	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	627	};
532	}	628	}
533		629
534	sub db_get($$) {	630	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
536		632
…		…
634		730
635	#############################################################################	731	#############################################################################
636		732
637	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
638		734
639	Many objects in crossfire are so-called attachable objects. That means you can	735	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
642		738
643	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	741	Deliantra).
646		742
647	=over 4	743	=over 4
648		744
649	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
650		746
…		…
694	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
695		791
696	Register an attachment by C<$name> through which attachable objects of the	792	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
698		794
699	Some classes such as crossfire maps and objects can specify attachments	795	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	796	that are attached at load/instantiate time, thus the need for a name.
701		797
702	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
703		799
704	=over 4	800	=over 4
…		…
932	}	1028	}
933		1029
934	0	1030	0
935	}	1031	}
936		1032
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1034
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1036
941	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
942		1038
…		…
948		1044
949	=cut	1045	=cut
950		1046
951	#############################################################################	1047	#############################################################################
952	# object support	1048	# object support
953	#
954		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
955	sub _can_merge {	1083	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1084	my ($ob1, $ob2) = @_;
957		1085
958	local $Storable::canonical = 1;	1086	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1087
962	$fob1 eq $fob2	1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
963	}	1090	}
964		1091
965	sub reattach {	1092	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1094	my ($obj) = @_;
968		1095
		1096	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1098
971	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
972		1100
973	@$registry = ();	1101	@$registry = ();
974		1102
…		…
989	cf::attachable->attach (	1117	cf::attachable->attach (
990	prio => -1000000,	1118	prio => -1000000,
991	on_instantiate => sub {	1119	on_instantiate => sub {
992	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
993		1121
994	$data = from_json $data;	1122	$data = decode_json $data;
995		1123
996	for (@$data) {	1124	for (@$data) {
997	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
998		1126
999	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1141	);
1014		1142
1015	sub object_freezer_save {	1143	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
1017		1145
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1146	sync_job {
1021	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
1024		1151
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1156	aio_close $fh;
1030		1157
1031	if (@$objs) {	1158	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1164	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1166	}
1040	} else {	1167	} else {
1041	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1042	}	1169	}
…		…
1048	} else {	1175	} else {
1049	aio_unlink $filename;	1176	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1051	}	1178	}
1052	};	1179	};
1053
1054	undef $guard;
1055	}	1180	}
1056		1181
1057	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1059		1184
…		…
1064		1189
1065	sub object_thawer_load {	1190	sub object_thawer_load {
1066	my ($filename) = @_;	1191	my ($filename) = @_;
1067		1192
1068	my ($data, $av);	1193	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1194
1072	(aio_load $filename, $data) >= 0	1195	(aio_load $filename, $data) >= 0
1073	or return;	1196	or return;
1074		1197
1075	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1200	or return;
1078		1201
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1081	}	1204	}
1082		1205
		1206	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
1085		1209
1086	($data, $av)	1210	($data, $av)
1087	}	1211	}
1088		1212
1089	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
…		…
1214		1338
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1341
1218	$ext{source} =	1342	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1221	. $source	1345	. $source
1222	. "\n};\n1";	1346	. "\n};\n1";
1223		1347
1224	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1242		1366
1243	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1368	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1370	}
1248		1371
1249	warn $msg;	1372	warn $msg;
1250	}	1373	}
1251		1374
…		…
1265		1388
1266	=back	1389	=back
1267		1390
1268	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1269		1392
1270	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1271		1394
1272	=cut	1395	=cut
1273		1396
1274	package cf::player;	1397	package cf::player;
1275		1398
1276	use Coro::AIO;	1399	use Coro::AIO;
1277		1400
1278	=head3 cf::player	1401	=head3 cf::player
1279		1402
1280	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1281		1418
1282	=item cf::player::find $login	1419	=item cf::player::find $login
1283		1420
1284	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1285		1422
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1462
1326	my $f = new_from_file cf::object::thawer path $login	1463	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1464	or return;
1328		1465
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1466	my $pl = cf::player::load_pl $f
1331	or return;	1467	or return;
		1468
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1469	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1470	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1335	}	1472	}
1336	}	1473	}
…		…
1346		1483
1347	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1348		1485
1349	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
		1488
		1489	cf::get_slot 0.01;
1351		1490
1352	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1492	cf::cede_to_tick;
1354	}	1493	}
1355		1494
…		…
1387	my ($pl) = @_;	1526	my ($pl) = @_;
1388		1527
1389	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1390		1529
1391	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1532
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1398		1539
1399	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1580
1440	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
1441	my $path = path $login;	1582	my $path = path $login;
1442		1583
1443	# a .pst is a dead give-away for a valid player	1584	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1590	}
1449		1591
…		…
1480	}	1622	}
1481		1623
1482	\@paths	1624	\@paths
1483	}	1625	}
1484		1626
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1628
1487	Expand crossfire pod fragments into protocol xml.	1629	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1630
1536	=item $player->ext_reply ($msgid, @msg)	1631	=item $player->ext_reply ($msgid, @msg)
1537		1632
1538	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1539		1634
…		…
1606	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1608		1703
1609	sub generate_random_map {	1704	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1611	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1710	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1835
1738	# the temporary/swap location	1836	# the temporary/swap location
1739	sub save_path {	1837	sub save_path {
1740	my ($self) = @_;	1838	my ($self) = @_;
1741		1839
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1744	}	1842	}
1745		1843
1746	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1747	sub uniq_path {	1845	sub uniq_path {
1748	my ($self) = @_;	1846	my ($self) = @_;
1749		1847
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1752	}	1850	}
1753		1851
1754	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1755	# all maps in C++...	1853	# all maps in C++...
…		…
1853		1951
1854	cf::lock_wait "map_data:$path";#d#remove	1952	cf::lock_wait "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1856		1954
1857	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1957	my $guard2 = cf::lock_acquire "map_find:$path";
1860		1958
1861	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1862	or return;	1960	or return;
1863		1961
1864	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
…		…
1867	or return;	1965	or return;
1868		1966
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
1872	undef $guard1;	1971	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1972	$map->reset;
1875	return find $path;	1973	return find $path;
1876	}	1974	}
1877		1975
1878	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2003	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2004	$f->skip_block;
1907	$self->_load_objects ($f)	2005	$self->_load_objects ($f)
1908	or return;	2006	or return;
1909		2007
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1911	if delete $self->{load_original};	2009	if delete $self->{load_original};
1912		2010
1913	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2012	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2013	unless (aio_stat $uniq) {
…		…
1941	}	2039	}
1942		2040
1943	$self->{last_save} = $cf::RUNTIME;	2041	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2042	$self->last_access ($cf::RUNTIME);
1945		2043
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2045	}
1948		2046
1949	$self->post_load;	2047	$self->post_load;
1950	}	2048	}
1951		2049
…		…
2009	my ($path, $origin, $load) = @_;	2107	my ($path, $origin, $load) = @_;
2010		2108
2011	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
2012		2110
2013	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2113	}
2016		2114
2017	$MAP_PREFETCH{$path} |= $load;	2115	$MAP_PREFETCH{$path} |= $load;
2018		2116
2019	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
2020	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2122	if (my $map = find $k) {
2023	$map->load if $v;	2123	$map->load if $v;
2024	}	2124	}
…		…
2050	return if $self->{deny_save};	2150	return if $self->{deny_save};
2051		2151
2052	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
2053		2153
2054	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
2056	};	2157	};
		2158
		2159	cf::get_slot 0.02;
2057		2160
2058	if ($uniq) {	2161	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2164	} else {
…		…
2070	$self->save;	2173	$self->save;
2071		2174
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2176
2074	return if $self->players;	2177	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2179	return if $self->{deny_save};
2077		2180
2078	$self->in_memory (cf::MAP_SWAPPED);	2181	$self->in_memory (cf::MAP_SWAPPED);
2079		2182
2080	$self->deactivate;	2183	$self->deactivate;
…		…
2198		2301
2199	sub unique_maps() {	2302	sub unique_maps() {
2200	[	2303	[
2201	map {	2304	map {
2202	utf8::decode $_;	2305	utf8::decode $_;
2203	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2204	? normalise $_	2309	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2311	]
2208	}	2312	}
2209		2313
2210	package cf;
2211
2212	=back	2314	=back
2213		2315
2214	=head3 cf::object	2316	=head3 cf::object
2215		2317
2216	=cut	2318	=cut
…		…
2219		2321
2220	=over 4	2322	=over 4
2221		2323
2222	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2223		2325
2224	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2225		2328
2226	=cut	2329	=cut
2227		2330
2228	sub inv_recursive_;	2331	sub inv_recursive_;
2229	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2235	}	2338	}
2236		2339
2237	=item $ref = $ob->ref	2340	=item $ref = $ob->ref
2238		2341
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2342	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2343
2241	=item $ob = cf::object::deref ($refstring)	2344	=item $ob = cf::object::deref ($refstring)
2242		2345
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2347	even if the object actually exists. May block.
…		…
2246	=cut	2349	=cut
2247		2350
2248	sub deref {	2351	sub deref {
2249	my ($ref) = @_;	2352	my ($ref) = @_;
2250		2353
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2355	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2357	or return;
2258	$pl->ob->uuid eq $uuid	2358	$pl->ob->uuid eq $uuid
2259	or return;	2359	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2281		2381
2282	=cut	2382	=cut
2283		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
		2397
2284	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2399	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2402	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2415
2302	} else {	2416	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2419	}
2306	}	2420	}
2307	}	2421	}
2308		2422
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2448
2335	=item $player_object->enter_link	2449	=item $player_object->enter_link
2336		2450
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2452
2339	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2341		2457
2342	Will never block.	2458	Will never block.
2343		2459
2344	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2345		2461
…		…
2403		2519
2404	$map->load;	2520	$map->load;
2405	$map->load_neighbours;	2521	$map->load_neighbours;
2406		2522
2407	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2408	$self->activate_recursive;	2525	$self->activate_recursive;
2409		2526
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2412	}	2529	}
…		…
2417	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2536	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2537	be called at the end of this process.
2421		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
		2541
2422	=cut	2542	=cut
2423		2543
2424	our $GOTOGEN;	2544	our $GOTOGEN;
2425		2545
2426	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2551
2432	$self->enter_link;	2552	$self->enter_link;
2433		2553
2434	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2435	my $map = eval {	2576	my $map = eval {
2436	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2437		2578
2438	if ($map) {	2579	if ($map) {
2439	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2441	} else {	2582	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2584	}
2444		2585
2445	$map	2586	$map
2446	};	2587	};
2447		2588
…		…
2483	}	2624	}
2484		2625
2485	sub prepare_random_map {	2626	sub prepare_random_map {
2486	my ($exit) = @_;	2627	my ($exit) = @_;
2487		2628
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2631	# that depends on the exit object
2493		2632
2494	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2635	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2501	}	2642	}
2502		2643
2503	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2504		2645
2505	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2508		2649
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2652	undef $fh;
2512	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2513		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2516	}	2661	}
2517	}	2662	}
2518		2663
2519	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2521		2666
2522	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2523		2668
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2669	$self->enter_link;
2536		2670
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2671	(async {
2542	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2543	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2544	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2545		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2546	1;	2695	1
2547	}) {	2696	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2701
2553	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2583		2732
2584	=cut	2733	=cut
2585		2734
		2735	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2736	our %CHANNEL = (
2587	"c/identify" => {	2737	"c/identify" => {
2588	id => "identify",	2738	id => "infobox",
2589	title => "Identify",	2739	title => "Identify",
2590	reply => undef,	2740	reply => undef,
2591	tooltip => "Items recently identified",	2741	tooltip => "Items recently identified",
2592	},	2742	},
2593	"c/examine" => {	2743	"c/examine" => {
2594	id => "examine",	2744	id => "infobox",
2595	title => "Examine",	2745	title => "Examine",
2596	reply => undef,	2746	reply => undef,
2597	tooltip => "Signs and other items you examined",	2747	tooltip => "Signs and other items you examined",
2598	},	2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
2599	);	2791	);
2600		2792
2601	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2795
2604	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
2605		2798
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2800
2608	# check predefined channels, for the benefit of C	2801	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
2610		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
2611	if (ref $channel) {	2810	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2811	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2812	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2813	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2814	$self->ext_msg (channel_info => $channel)
2616	if $self->can_msg;	2815	if $self->can_msg;
…		…
2624	if ($self->can_msg) {	2823	if ($self->can_msg) {
2625	# default colour, mask it out	2824	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2826	if $color & cf::NDI_DEF;
2628		2827
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2831	);
		2832
		2833	# try lzf for large packets
		2834	$pkt = "lzf " . Compress::LZF::compress $pkt
		2835	if 1024 <= length $pkt and $self->{can_lzf};
		2836
		2837	# split very large packets
		2838	if (8192 < length $pkt and $self->{can_lzf}) {
		2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2840	$pkt = "frag";
		2841	}
		2842
		2843	$self->send_packet ($pkt);
2631	} else {	2844	} else {
2632	if ($color >= 0) {	2845	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones	2846	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {	2847	for ($msg) {
2635	1 while	2848	1 while
…		…
2833	=pod	3046	=pod
2834		3047
2835	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2836		3049
2837	cf::object	3050	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3051	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3052	insert remove name archname title slaying race decrease split
2840		3053
2841	cf::object::player	3054	cf::object::player
2842	player	3055	player
2843		3056
2844	cf::player	3057	cf::player
…		…
2849		3062
2850	=cut	3063	=cut
2851		3064
2852	for (	3065	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3067	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3068	decrease split destroy change_exp)],
2856	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2858	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2859	) {	3072	) {
2860	no strict 'refs';	3073	no strict 'refs';
…		…
2965	{	3178	{
2966	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
2967		3180
2968	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
2970	cf::face::set_visibility $idx, $info->{visibility};	3184	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3185	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3188
2975	cf::cede_to_tick;	3189	cf::cede_to_tick;
2976	}	3190	}
2977		3191
2978	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
2980	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
2981	or next;	3196	or next;
		3197
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3199	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3201	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3220	{
3005	# TODO: for gcfclient pleasure, we should give resources	3221	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3222	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3223	my $res = $facedata->{resource};
3008		3224
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3225	while (my ($name, $info) = each %$res) {
		3226	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3228	my $data;
3014		3229
3015	if ($info->{type} & 1) {	3230	if ($info->{type} & 1) {
3016	# prepend meta info	3231	# prepend meta info
3017		3232
3018	my $meta = $enc->encode ({	3233	my $meta = $enc->encode ({
3019	name => $name,	3234	name => $name,
3020	%{ $info->{meta} || {} },	3235	%{ $info->{meta} || {} },
3021	});	3236	});
3022		3237
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3238	$data = pack "(w/a*)*", $meta, $info->{data};
		3239	} else {
		3240	$data = $info->{data};
		3241	}
		3242
		3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3244	cf::face::set_type $idx, $info->{type};
3024	} else {	3245	} else {
3025	$data = $info->{data};	3246	$RESOURCE{$name} = $info;
3026	}	3247	}
3027		3248
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3249	cf::cede_to_tick;
3032	}	3250	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3251	}
		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3254
3053	1	3255	1
3054	}	3256	}
		3257
		3258	cf::global->attach (on_resource_update => sub {
		3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3261
		3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3263	my $sound = $soundconf->{compat}[$_]
		3264	or next;
		3265
		3266	my $face = cf::face::find "sound/$sound->[1]";
		3267	cf::sound::set $sound->[0] => $face;
		3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3269	}
		3270
		3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3272	my $face = cf::face::find "sound/$v";
		3273	cf::sound::set $k => $face;
		3274	}
		3275	}
		3276	});
3055		3277
3056	register_exticmd fx_want => sub {	3278	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3279	my ($ns, $want) = @_;
3058		3280
3059	while (my ($k, $v) = each %$want) {	3281	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3282	$ns->fx_want ($k, $v);
3061	}	3283	}
3062	};	3284	};
		3285
		3286	sub load_resource_file($) {
		3287	my $guard = lock_acquire "load_resource_file";
		3288
		3289	my $status = load_resource_file_ $_[0];
		3290	get_slot 0.1, 100;
		3291	cf::arch::commit_load;
		3292
		3293	$status
		3294	}
3063		3295
3064	sub reload_regions {	3296	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3297	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3298	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3299	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3313	}
3082		3314
3083	sub reload_archetypes {	3315	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3317	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3318	}
3092		3319
3093	sub reload_treasures {	3320	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
3096	}	3323	}
3097		3324
3098	sub reload_resources {	3325	sub reload_resources {
3099	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
3100		3327
		3328	reload_facedata;
		3329	reload_archetypes;
3101	reload_regions;	3330	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3331	reload_treasures;
3106		3332
3107	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
3108	}	3334	}
3109		3335
3110	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
3111	reload_resources;	3341	reload_resources;
3112	}	3342	}
3113		3343
3114	sub reload_config {	3344	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3346	or return;
3117		3347
3118	local $/;	3348	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
3120		3350
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3352
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3130	};	3360	};
3131	warn $@ if $@;	3361	warn $@ if $@;
3132	}	3362	}
3133	}	3363	}
3134		3364
		3365	sub pidfile() {
		3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3367	or die "$PIDFILE: $!";
		3368	flock $fh, &Fcntl::LOCK_EX
		3369	or die "$PIDFILE: flock: $!";
		3370	$fh
		3371	}
		3372
		3373	# make sure only one server instance is running at any one time
		3374	sub atomic {
		3375	my $fh = pidfile;
		3376
		3377	my $pid = <$fh>;
		3378	kill 9, $pid if $pid > 0;
		3379
		3380	seek $fh, 0, 0;
		3381	print $fh $$;
		3382	}
		3383
3135	sub main {	3384	sub main {
		3385	atomic;
		3386
3136	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3390	(async {
3140	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
3142	};	3394	};
3143		3395
		3396	{
		3397	my $guard = freeze_mainloop;
3144	reload_config;	3398	reload_config;
3145	db_init;	3399	db_init;
3146	load_extensions;	3400	load_extensions;
3147		3401
3148	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	}
		3404
		3405	utime time, time, $RUNTIMEFILE;
		3406
		3407	# no (long-running) fork's whatsoever before this point(!)
		3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3409
3149	Event::loop;	3410	EV::loop;
3150	}	3411	}
3151		3412
3152	#############################################################################	3413	#############################################################################
3153	# initialisation and cleanup	3414	# initialisation and cleanup
3154		3415
3155	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
3156	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
3165	},
3166	);	3422	};
3167	}	3423	}
3168	}	3424	}
3169		3425
3170	sub write_runtime {	3426	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
3175		3429
3176	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3431
3178	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
3179		3433
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3435	or return;
3182		3436
3183	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
3196		3450
3197	close $fh	3451	close $fh
3198	or return;	3452	or return;
3199		3453
3200	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3455	and return;
3202		3456
3203	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
3204		3458
3205	1	3459	1
		3460	}
		3461
		3462	our $uuid_lock;
		3463	our $uuid_skip;
		3464
		3465	sub write_uuid_sync($) {
		3466	$uuid_skip ||= $_[0];
		3467
		3468	return if $uuid_lock;
		3469	local $uuid_lock = 1;
		3470
		3471	my $uuid = "$LOCALDIR/uuid";
		3472
		3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3474	or return;
		3475
		3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3477	$uuid_skip = 0;
		3478
		3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3480	and return;
		3481
		3482	# always fsync - this file is important
		3483	aio_fsync $fh
		3484	and return;
		3485
		3486	close $fh
		3487	or return;
		3488
		3489	aio_rename "$uuid~", $uuid
		3490	and return;
		3491
		3492	warn "uuid file written ($value).\n";
		3493
		3494	1
		3495
		3496	}
		3497
		3498	sub write_uuid($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
3206	}	3503	}
3207		3504
3208	sub emergency_save() {	3505	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
3210		3507
…		…
3216	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
3218	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3519	$pl->save;
3222	}	3520	}
3223	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
3224		3522
3225	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
3231	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
3232		3530
3233	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
3236	};	3538	};
3237		3539
3238	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
3239	}	3541	}
3240		3542
3241	sub post_cleanup {	3543	sub post_cleanup {
3242	my ($make_core) = @_;	3544	my ($make_core) = @_;
3243		3545
3244	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
3246	}	3551	}
		3552
		3553	# a safer delete_package, copied from Symbol
		3554	sub clear_package($) {
		3555	my $pkg = shift;
		3556
		3557	# expand to full symbol table name if needed
		3558	unless ($pkg =~ /^main::.*::$/) {
		3559	$pkg = "main$pkg" if $pkg =~ /^::/;
		3560	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3561	$pkg .= '::' unless $pkg =~ /::$/;
		3562	}
		3563
		3564	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3565	my $stem_symtab = *{$stem}{HASH};
		3566
		3567	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3568	or return;
		3569
		3570	# clear all symbols
		3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3572	for my $name (keys %$leaf_symtab) {
		3573	_gv_clear *{"$pkg$name"};
		3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3575	}
		3576	warn "cleared package #$pkg\n";#d#
		3577	}
		3578
		3579	our $RELOAD; # how many times to reload
3247		3580
3248	sub do_reload_perl() {	3581	sub do_reload_perl() {
3249	# can/must only be called in main	3582	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
3252	return;	3585	return;
3253	}	3586	}
3254		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
3255	warn "reloading...";	3591	warn "reloading...";
3256		3592
3257	warn "entering sync_job";	3593	warn "entering sync_job";
3258		3594
3259	cf::sync_job {	3595	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3597	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3263		3599
3264	warn "syncing database to disk";	3600	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3602
3267	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
3268		3604
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();
3288
3289	warn "removing commands";
3290	%COMMAND = ();
3291
3292	warn "removing ext/exti commands";
3293	%EXTCMD = ();
3294	%EXTICMD = ();
3295
3296	warn "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";
3299
3300	if (my $cb = $pkg->can ("unload")) {
3301	eval {
3302	$cb->($pkg);
3303	1
3304	} or warn "$pkg unloaded, but with errors: $@";
3305	}	3608	}
3306		3609
3307	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
3309	}	3612	%EXT_CORO = ();
3310		3613
3311	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3623	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3624
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
3322	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
3323	}	3634	}
3324		3635
3325	Symbol::delete_package $k;	3636	warn "unloading all perl modules loaded from $LIBDIR";
		3637	while (my ($k, $v) = each %INC) {
		3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3639
		3640	warn "... unloading $k";
		3641	delete $INC{$k};
		3642
		3643	$k =~ s/\.pm$//;
		3644	$k =~ s/\//::/g;
		3645
		3646	if (my $cb = $k->can ("unload_module")) {
		3647	$cb->();
		3648	}
		3649
		3650	clear_package $k;
3326	}	3651	}
3327		3652
3328	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3656
3332	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
3335		3660
3336	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3662	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
3339		3664
3340	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
3341		3666
3342	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3343	require cf;	3668	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3670
3346	warn "loading config and database again";	3671	warn "loading config and database again";
3347	cf::reload_config;	3672	cf::reload_config;
3348		3673
3349	warn "loading extensions";	3674	warn "loading extensions";
3350	cf::load_extensions;	3675	cf::load_extensions;
3351		3676
3352	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3358		3683
3359	warn "leaving sync_job";	3684	warn "leaving sync_job";
3360		3685
3361	1	3686	1
3362	} or do {	3687	} or do {
3363	warn $@;	3688	warn $@;
3364	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3690	};
3367		3691
3368	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3369	};	3695	};
3370		3696
3371	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3372		3698
3373	sub reload_perl() {	3699	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3376		3702
3377	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3378	reentrant => 0,
3379	after => 0,
3380	data => WF_AUTOCANCEL,
3381	cb => sub {
3382	do_reload_perl;	3704	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3384	},
3385	);	3706	};
3386	}	3707	}
3387		3708
3388	register_command "reload" => sub {	3709	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3390		3711
3391	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3716	reload_perl;
		3717	};
3394	}	3718	}
3395	};	3719	};
3396		3720
3397	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3398		3722
…		…
3400		3724
3401	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3403		3727
3404	sub wait_for_tick {	3728	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3730
3408	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3733	$signal->wait;
3411	}	3734	}
3412		3735
3413	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3738
3417	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3741	$signal->wait;
3420	}	3742	}
3421		3743
3422	my $min = 1e6;#d#	3744	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3434	return;	3748	return;
3435	}	3749	}
3436		3750
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3440		3752
3441	0 && sync_job {#d#	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3755	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3756	$Coro::current->{desc} = "runtime saver";
3445	or die;	3757	write_runtime_sync
3446		3758	or warn "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	3759	};
		3760	}
3463		3761
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3763	$sig->send;
3480	}	3764	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3766	$sig->send;
3483	}	3767	}
3484		3768
3485	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3771
3496	_post_tick;	3772	if (0) {
3497		3773	if ($NEXT_TICK) {
3498		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3499	},	3778	}
3500	);	3779	}
3501		3780
3502	{	3781	{
3503	BDB::max_poll_time $TICK * 0.1;	3782	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3783
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3513		3785	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3786	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		3787
3529	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
		3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3792	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3795
3532	cf::sync_job {	3796	cf::sync_job {
3533	eval {	3797	eval {
3534	BDB::db_env_open	3798	BDB::db_env_open
3535	$DB_ENV,	3799	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3803	0666;
3540		3804
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	3806	};
3546		3807
3547	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3809	};
3549	}	3810	}
		3811
		3812	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3814	};
		3815	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3817	};
		3818	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3820	};
3550	}	3821	}
3551		3822
3552	{	3823	{
		3824	# configure IO::AIO
		3825
3553	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	3829	}
3566		3830
3567	my $_log_backtrace;	3831	my $_log_backtrace;
3568		3832
3569	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3573		3837
3574	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3577	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3578	my @bt = fork_call {	3845	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3848	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3590	}	3857	}
3591		3858
3592	@funcs	3859	@funcs
3593	};	3860	};
3594		3861
3595	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3865	--$_log_backtrace;
3598	};	3866	};
3599	} else {	3867	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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