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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 1.448 by root, Fri Sep 19 05:30:23 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
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		68
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	{
		72	# very ugly, but ensure we acquire the storable lock
		73
		74	sub net_mstore {
		75	my $guard = Coro::Storable::guard;
		76	&Storable::net_mstore
		77	}
		78
		79	sub mretrieve {
		80	my $guard = Coro::Storable::guard;
		81	&Storable::mretrieve
		82	}
		83
		84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";
		85	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		86	}
49		87
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	88	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		89
52	our %COMMAND = ();	90	our %COMMAND = ();
53	our %COMMAND_TIME = ();	91	our %COMMAND_TIME = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
60		98
61	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far
62	our @EVENT;	100	our @EVENT;
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	107	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	108	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	111	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	112	our $BDBDIR = "$LOCALDIR/db";
		113	our $PIDFILE = "$LOCALDIR/pid";
		114	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		115
		116	our %RESOURCE;
75		117
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	118	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	119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	120	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	121	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		122
		123	our $BDB_DEADLOCK_WATCHER;
		124	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	125	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	126	our $DB_ENV;
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
102		145
103	binmode STDOUT;	146	binmode STDOUT;
104	binmode STDERR;	147	binmode STDERR;
105		148
106	# read virtual server time, if available	149	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	150	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	151	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	152	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	153	$RUNTIME = <$fh> + 0.;
111	}	154	}
112		155
113	mkdir $_	156	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		202
160	The raw value load value from the last tick.	203	The raw value load value from the last tick.
161		204
162	=item %cf::CFG	205	=item %cf::CFG
163		206
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	207	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	208	from wherever your confdir points to.
166		209
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	210	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		211
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	230	$msg .= "\n"
188	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
189		232
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		234
192	utf8::encode $msg;
193	LOG llevError, $msg;	235	LOG llevError, $msg;
194	};	236	};
195	}	237	}
		238
		239	$Coro::State::DIEHOOK = sub {
		240	return unless $^S eq 0; # "eq", not "=="
		241
		242	if ($Coro::current == $Coro::main) {#d#
		243	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		244	return;#d#
		245	}#d#
		246
		247	# kill coroutine otherwise
		248	warn Carp::longmess $_[0];
		249	Coro::terminate
		250	};
		251
		252	$SIG{__DIE__} = sub { }; #d#?
196		253
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	264	for my $pkg (qw(
208	cf::global cf::attachable	265	cf::global cf::attachable
209	cf::object cf::object::player	266	cf::object cf::object::player
210	cf::client cf::player	267	cf::client cf::player
211	cf::arch cf::living	268	cf::arch cf::living
		269	cf::map cf::mapspace
212	cf::map cf::party cf::region	270	cf::party cf::region
213	)) {	271	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	273	}
217		274
218	$Event::DIED = sub {	275	$EV::DIED = sub {
219	warn "error in event callback: @_";	276	warn "error in event callback: @_";
220	};	277	};
221		278
222	#############################################################################	279	#############################################################################
223		280
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	304	$d
248	} || "[unable to dump $_[0]: '$@']";	305	} || "[unable to dump $_[0]: '$@']";
249	}	306	}
250		307
251	=item $ref = cf::from_json $json	308	=item $ref = cf::decode_json $json
252		309
253	Converts a JSON string into the corresponding perl data structure.	310	Converts a JSON string into the corresponding perl data structure.
254		311
255	=item $json = cf::to_json $ref	312	=item $json = cf::encode_json $ref
256		313
257	Converts a perl data structure into its JSON representation.	314	Converts a perl data structure into its JSON representation.
258		315
259	=cut	316	=cut
260		317
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		319
263	sub to_json ($) { $json_coder->encode ($_[0]) }	320	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	321	sub decode_json($) { $json_coder->decode ($_[0]) }
265		322
266	=item cf::lock_wait $string	323	=item cf::lock_wait $string
267		324
268	Wait until the given lock is available. See cf::lock_acquire.	325	Wait until the given lock is available. See cf::lock_acquire.
269		326
…		…
325		382
326	! ! $LOCK{$key}	383	! ! $LOCK{$key}
327	}	384	}
328		385
329	sub freeze_mainloop {	386	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	387	tick_inhibit_inc;
331		388
332	my $guard = Coro::guard {	389	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;	390	}
334	};	391
335	$TICK_WATCHER->stop;	392	=item cf::periodic $interval, $cb
336	$guard	393
		394	Like EV::periodic, but randomly selects a starting point so that the actions
		395	get spread over timer.
		396
		397	=cut
		398
		399	sub periodic($$) {
		400	my ($interval, $cb) = @_;
		401
		402	my $start = rand List::Util::min 180, $interval;
		403
		404	EV::periodic $start, $interval, 0, $cb
337	}	405	}
338		406
339	=item cf::get_slot $time[, $priority[, $name]]	407	=item cf::get_slot $time[, $priority[, $name]]
340		408
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	409	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	420	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	421	our $SLOT_QUEUE;
354		422
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	424	$SLOT_QUEUE = Coro::async {
		425	$Coro::current->desc ("timeslot manager");
		426
357	my $signal = new Coro::Signal;	427	my $signal = new Coro::Signal;
358		428
359	while () {	429	while () {
360	next_job:	430	next_job:
361	my $avail = cf::till_tick;	431	my $avail = cf::till_tick;
…		…
369	}	439	}
370	}	440	}
371	}	441	}
372		442
373	if (@SLOT_QUEUE) {	443	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	444	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	445	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	446	$signal->wait;
377	} else {	447	} else {
378	Coro::schedule;	448	Coro::schedule;
379	}	449	}
380	}	450	}
381	};	451	};
382		452
383	sub get_slot($;$$) {	453	sub get_slot($;$$) {
		454	return if tick_inhibit || $Coro::current == $Coro::main;
		455
384	my ($time, $pri, $name) = @_;	456	my ($time, $pri, $name) = @_;
385		457
386	$time = $TICK * .6 if $time > $TICK * .6;	458	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	459	my $sig = new Coro::Signal;
388		460
…		…
402		474
403	BEGIN { *async = \&Coro::async_pool }	475	BEGIN { *async = \&Coro::async_pool }
404		476
405	=item cf::sync_job { BLOCK }	477	=item cf::sync_job { BLOCK }
406		478
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	479	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	480	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	481	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	482	acceptable.
411		483
412	If it must be done, put the blocking parts into C<sync_job>. This will run	484	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	485	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		490
419	sub sync_job(&) {	491	sub sync_job(&) {
420	my ($job) = @_;	492	my ($job) = @_;
421		493
422	if ($Coro::current == $Coro::main) {	494	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	495	my $time = EV::time;
424		496
425	# this is the main coro, too bad, we have to block	497	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	498	# till the operation succeeds, freezing the server :/
427		499
428	# TODO: use suspend/resume instead	500	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	501
430	my $freeze_guard = freeze_mainloop;	502	my $freeze_guard = freeze_mainloop;
431		503
432	my $busy = 1;	504	my $busy = 1;
433	my @res;	505	my @res;
434		506
435	(async {	507	(async {
		508	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	509	@res = eval { $job->() };
437	warn $@ if $@;	510	warn $@ if $@;
438	undef $busy;	511	undef $busy;
439	})->prio (Coro::PRIO_MAX);	512	})->prio (Coro::PRIO_MAX);
440		513
441	while ($busy) {	514	while ($busy) {
442	Coro::cede or Event::one_event;	515	if (Coro::nready) {
		516	Coro::cede_notself;
		517	} else {
		518	EV::loop EV::LOOP_ONESHOT;
443	}	519	}
		520	}
444		521
445	$time = Event::time - $time;	522	my $time = EV::time - $time;
446		523
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	524	$TICK_START += $time; # do not account sync jobs to server load
451		525
452	wantarray ? @res : $res[0]	526	wantarray ? @res : $res[0]
453	} else {	527	} else {
454	# we are in another coroutine, how wonderful, everything just works	528	# we are in another coroutine, how wonderful, everything just works
455		529
…		…
480	=item fork_call { }, $args	554	=item fork_call { }, $args
481		555
482	Executes the given code block with the given arguments in a seperate	556	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	557	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	558	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	559	never block itself or use any form of event handling.
486		560
487	=cut	561	=cut
488		562
489	sub fork_call(&@) {	563	sub fork_call(&@) {
490	my ($cb, @args) = @_;	564	my ($cb, @args) = @_;
…		…
499	}, @args;	573	}, @args;
500		574
501	wantarray ? @res : $res[-1]	575	wantarray ? @res : $res[-1]
502	}	576	}
503		577
		578	=item $coin = coin_from_name $name
		579
		580	=cut
		581
		582	our %coin_alias = (
		583	"silver" => "silvercoin",
		584	"silvercoin" => "silvercoin",
		585	"silvercoins" => "silvercoin",
		586	"gold" => "goldcoin",
		587	"goldcoin" => "goldcoin",
		588	"goldcoins" => "goldcoin",
		589	"platinum" => "platinacoin",
		590	"platinumcoin" => "platinacoin",
		591	"platinumcoins" => "platinacoin",
		592	"platina" => "platinacoin",
		593	"platinacoin" => "platinacoin",
		594	"platinacoins" => "platinacoin",
		595	"royalty" => "royalty",
		596	"royalties" => "royalty",
		597	);
		598
		599	sub coin_from_name($) {
		600	$coin_alias{$_[0]}
		601	? cf::arch::find $coin_alias{$_[0]}
		602	: undef
		603	}
		604
504	=item $value = cf::db_get $family => $key	605	=item $value = cf::db_get $family => $key
505		606
506	Returns a single value from the environment database.	607	Returns a single value from the environment database.
507		608
508	=item cf::db_put $family => $key => $value	609	=item cf::db_put $family => $key => $value
509		610
510	Stores the given C<$value> in the family. It can currently store binary	611	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).	612	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		613
		614	=item $db = cf::db_table "name"
		615
		616	Create and/or open a new database table. The string must not be "db" and must be unique
		617	within each server.
		618
513	=cut	619	=cut
		620
		621	sub db_table($) {
		622	my ($name) = @_;
		623	my $db = BDB::db_create $DB_ENV;
		624
		625	eval {
		626	$db->set_flags (BDB::CHKSUM);
		627
		628	utf8::encode $name;
		629	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		630	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		631	cf::cleanup "db_open(db): $!" if $!;
		632	};
		633	cf::cleanup "db_open(db): $@" if $@;
		634
		635	$db
		636	}
514		637
515	our $DB;	638	our $DB;
516		639
517	sub db_init {	640	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	641	cf::sync_job {
522	eval {	642	$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	}	643	};
532	}	644	}
533		645
534	sub db_get($$) {	646	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	647	my $key = "$_[0]/$_[1]";
536		648
…		…
634		746
635	#############################################################################	747	#############################################################################
636		748
637	=head2 ATTACHABLE OBJECTS	749	=head2 ATTACHABLE OBJECTS
638		750
639	Many objects in crossfire are so-called attachable objects. That means you can	751	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")	752	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	753	to it. All such attachable objects support the following methods.
642		754
643	In the following description, CLASS can be any of C<global>, C<object>	755	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	756	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	757	Deliantra).
646		758
647	=over 4	759	=over 4
648		760
649	=item $attachable->attach ($attachment, key => $value...)	761	=item $attachable->attach ($attachment, key => $value...)
650		762
…		…
694	=item cf::CLASS::attachment $name, ...	806	=item cf::CLASS::attachment $name, ...
695		807
696	Register an attachment by C<$name> through which attachable objects of the	808	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	809	given CLASS can refer to this attachment.
698		810
699	Some classes such as crossfire maps and objects can specify attachments	811	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.	812	that are attached at load/instantiate time, thus the need for a name.
701		813
702	These calls expect any number of the following handler/hook descriptions:	814	These calls expect any number of the following handler/hook descriptions:
703		815
704	=over 4	816	=over 4
…		…
932	}	1044	}
933		1045
934	0	1046	0
935	}	1047	}
936		1048
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1049	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1050
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1052
941	Generate an object-specific event with the given arguments.	1053	Generate an object-specific event with the given arguments.
942		1054
…		…
948		1060
949	=cut	1061	=cut
950		1062
951	#############################################################################	1063	#############################################################################
952	# object support	1064	# object support
953	#
954		1065
		1066	sub _object_equal($$);
		1067	sub _object_equal($$) {
		1068	my ($a, $b) = @_;
		1069
		1070	return 0 unless (ref $a) eq (ref $b);
		1071
		1072	if ("HASH" eq ref $a) {
		1073	my @ka = keys %$a;
		1074	my @kb = keys %$b;
		1075
		1076	return 0 if @ka != @kb;
		1077
		1078	for (0 .. $#ka) {
		1079	return 0 unless $ka[$_] eq $kb[$_];
		1080	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1081	}
		1082
		1083	} elsif ("ARRAY" eq ref $a) {
		1084
		1085	return 0 if @$a != @$b;
		1086
		1087	for (0 .. $#$a) {
		1088	return 0 unless _object_equal $a->[$_], $b->[$_];
		1089	}
		1090
		1091	} elsif ($a ne $b) {
		1092	return 0;
		1093	}
		1094
		1095	1
		1096	}
		1097
		1098	our $SLOW_MERGES;#d#
955	sub _can_merge {	1099	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1100	my ($ob1, $ob2) = @_;
957		1101
958	local $Storable::canonical = 1;	1102	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1103
962	$fob1 eq $fob2	1104	# we do the slow way here
		1105	return _object_equal $ob1, $ob2
963	}	1106	}
964		1107
965	sub reattach {	1108	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1109	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1110	my ($obj) = @_;
968		1111
		1112	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1113	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1114
971	my $registry = $obj->registry;	1115	my $registry = $obj->registry;
972		1116
973	@$registry = ();	1117	@$registry = ();
974		1118
…		…
989	cf::attachable->attach (	1133	cf::attachable->attach (
990	prio => -1000000,	1134	prio => -1000000,
991	on_instantiate => sub {	1135	on_instantiate => sub {
992	my ($obj, $data) = @_;	1136	my ($obj, $data) = @_;
993		1137
994	$data = from_json $data;	1138	$data = decode_json $data;
995		1139
996	for (@$data) {	1140	for (@$data) {
997	my ($name, $args) = @$_;	1141	my ($name, $args) = @$_;
998		1142
999	$obj->attach ($name, %{$args || {} });	1143	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1157	);
1014		1158
1015	sub object_freezer_save {	1159	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1160	my ($filename, $rdata, $objs) = @_;
1017		1161
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1162	sync_job {
1021	if (length $$rdata) {	1163	if (length $$rdata) {
		1164	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1165	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1166	$decname, length $$rdata, scalar @$objs;
1024		1167
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1169	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1171	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1172	aio_close $fh;
1030		1173
1031	if (@$objs) {	1174	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1178	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1179	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1180	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1181	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1182	}
1040	} else {	1183	} else {
1041	aio_unlink "$filename.pst";	1184	aio_unlink "$filename.pst";
1042	}	1185	}
…		…
1048	} else {	1191	} else {
1049	aio_unlink $filename;	1192	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1193	aio_unlink "$filename.pst";
1051	}	1194	}
1052	};	1195	};
1053
1054	undef $guard;
1055	}	1196	}
1056		1197
1057	sub object_freezer_as_string {	1198	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1199	my ($rdata, $objs) = @_;
1059		1200
…		…
1064		1205
1065	sub object_thawer_load {	1206	sub object_thawer_load {
1066	my ($filename) = @_;	1207	my ($filename) = @_;
1067		1208
1068	my ($data, $av);	1209	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1210
1072	(aio_load $filename, $data) >= 0	1211	(aio_load $filename, $data) >= 0
1073	or return;	1212	or return;
1074		1213
1075	unless (aio_stat "$filename.pst") {	1214	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1215	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1216	or return;
1078		1217
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1218	my $st = eval { Coro::Storable::thaw $av };
		1219	$av = $st->{objs};
1081	}	1220	}
1082		1221
		1222	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1223	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1224	$decname, length $data, scalar @{$av || []};
1085		1225
1086	($data, $av)	1226	($data, $av)
1087	}	1227	}
1088		1228
1089	=head2 COMMAND CALLBACKS	1229	=head2 COMMAND CALLBACKS
…		…
1214		1354
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1357
1218	$ext{source} =	1358	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1360	. "#line 1 \"$path\"\n{\n"
1221	. $source	1361	. $source
1222	. "\n};\n1";	1362	. "\n};\n1";
1223		1363
1224	$todo{$base} = \%ext;	1364	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1380	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1381	: "$v->{base}: extension inactive.\n";
1242		1382
1243	if (exists $v->{meta}{mandatory}) {	1383	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1384	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1385	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1386	}
1248		1387
1249	warn $msg;	1388	warn $msg;
1250	}	1389	}
1251		1390
…		…
1265		1404
1266	=back	1405	=back
1267		1406
1268	=head2 CORE EXTENSIONS	1407	=head2 CORE EXTENSIONS
1269		1408
1270	Functions and methods that extend core crossfire objects.	1409	Functions and methods that extend core deliantra objects.
1271		1410
1272	=cut	1411	=cut
1273		1412
1274	package cf::player;	1413	package cf::player;
1275		1414
1276	use Coro::AIO;	1415	use Coro::AIO;
1277		1416
1278	=head3 cf::player	1417	=head3 cf::player
1279		1418
1280	=over 4	1419	=over 4
		1420
		1421	=item cf::player::num_playing
		1422
		1423	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1424
		1425	=cut
		1426
		1427	sub num_playing {
		1428	scalar grep
		1429	$_->ob->map
		1430	&& !$_->hidden
		1431	&& !$_->ob->flag (cf::FLAG_WIZ),
		1432	cf::player::list
		1433	}
1281		1434
1282	=item cf::player::find $login	1435	=item cf::player::find $login
1283		1436
1284	Returns the given player object, loading it if necessary (might block).	1437	Returns the given player object, loading it if necessary (might block).
1285		1438
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1477	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1478
1326	my $f = new_from_file cf::object::thawer path $login	1479	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1480	or return;
1328		1481
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1482	my $pl = cf::player::load_pl $f
1331	or return;	1483	or return;
		1484
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1485	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1486	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1487	$cf::PLAYER{$login} = $pl
1335	}	1488	}
1336	}	1489	}
…		…
1346		1499
1347	return if $pl->{deny_save};	1500	return if $pl->{deny_save};
1348		1501
1349	aio_mkdir playerdir $pl, 0770;	1502	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1503	$pl->{last_save} = $cf::RUNTIME;
		1504
		1505	cf::get_slot 0.01;
1351		1506
1352	$pl->save_pl ($path);	1507	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1508	cf::cede_to_tick;
1354	}	1509	}
1355		1510
…		…
1387	my ($pl) = @_;	1542	my ($pl) = @_;
1388		1543
1389	my $name = $pl->ob->name;	1544	my $name = $pl->ob->name;
1390		1545
1391	$pl->{deny_save} = 1;	1546	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1548
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1550	$pl->deactivate;
		1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1552	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1554	$pl->ns->destroy if $pl->ns;
1398		1555
1399	my $path = playerdir $pl;	1556	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1557	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1596
1440	for my $login (@$dirs) {	1597	for my $login (@$dirs) {
1441	my $path = path $login;	1598	my $path = path $login;
1442		1599
1443	# a .pst is a dead give-away for a valid player	1600	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1601	# if no pst file found, open and chekc for blocked users
		1602	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1603	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1604	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1605	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1606	}
1449		1607
…		…
1480	}	1638	}
1481		1639
1482	\@paths	1640	\@paths
1483	}	1641	}
1484		1642
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1643	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1644
1487	Expand crossfire pod fragments into protocol xml.	1645	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		1646
1536	=item $player->ext_reply ($msgid, @msg)	1647	=item $player->ext_reply ($msgid, @msg)
1537		1648
1538	Sends an ext reply to the player.	1649	Sends an ext reply to the player.
1539		1650
…		…
1606	our $MAX_RESET = 3600;	1717	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1718	our $DEFAULT_RESET = 3000;
1608		1719
1609	sub generate_random_map {	1720	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1721	my ($self, $rmp) = @_;
		1722
		1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1724
1611	# mit "rum" bekleckern, nicht	1725	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1726	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1851
1738	# the temporary/swap location	1852	# the temporary/swap location
1739	sub save_path {	1853	sub save_path {
1740	my ($self) = @_;	1854	my ($self) = @_;
1741		1855
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1856	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1857	"$TMPDIR/$path.map"
1744	}	1858	}
1745		1859
1746	# the unique path, undef == no special unique path	1860	# the unique path, undef == no special unique path
1747	sub uniq_path {	1861	sub uniq_path {
1748	my ($self) = @_;	1862	my ($self) = @_;
1749		1863
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1865	"$UNIQUEDIR/$path"
1752	}	1866	}
1753		1867
1754	# and all this just because we cannot iterate over	1868	# and all this just because we cannot iterate over
1755	# all maps in C++...	1869	# all maps in C++...
…		…
1853		1967
1854	cf::lock_wait "map_data:$path";#d#remove	1968	cf::lock_wait "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1969	cf::lock_wait "map_find:$path";
1856		1970
1857	$cf::MAP{$path} || do {	1971	$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	1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1973	my $guard2 = cf::lock_acquire "map_find:$path";
1860		1974
1861	my $map = new_from_path cf::map $path	1975	my $map = new_from_path cf::map $path
1862	or return;	1976	or return;
1863		1977
1864	$map->{last_save} = $cf::RUNTIME;	1978	$map->{last_save} = $cf::RUNTIME;
…		…
1867	or return;	1981	or return;
1868		1982
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1983	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1984	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1985	#$cf::WAIT_FOR_TICK->wait;
		1986	undef $guard2;
1872	undef $guard1;	1987	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1988	$map->reset;
1875	return find $path;	1989	return find $path;
1876	}	1990	}
1877		1991
1878	$cf::MAP{$path} = $map	1992	$cf::MAP{$path} = $map
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2019	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2020	$f->skip_block;
1907	$self->_load_objects ($f)	2021	$self->_load_objects ($f)
1908	or return;	2022	or return;
1909		2023
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2024	$self->post_load_original
1911	if delete $self->{load_original};	2025	if delete $self->{load_original};
1912		2026
1913	if (my $uniq = $self->uniq_path) {	2027	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2028	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2029	unless (aio_stat $uniq) {
…		…
1941	}	2055	}
1942		2056
1943	$self->{last_save} = $cf::RUNTIME;	2057	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2058	$self->last_access ($cf::RUNTIME);
1945		2059
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2060	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2061	}
1948		2062
1949	$self->post_load;	2063	$self->post_load;
1950	}	2064	}
1951		2065
…		…
2009	my ($path, $origin, $load) = @_;	2123	my ($path, $origin, $load) = @_;
2010		2124
2011	$path = normalise $path, $origin && $origin->{path};	2125	$path = normalise $path, $origin && $origin->{path};
2012		2126
2013	if (my $map = $cf::MAP{$path}) {	2127	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2129	}
2016		2130
2017	$MAP_PREFETCH{$path} |= $load;	2131	$MAP_PREFETCH{$path} |= $load;
2018		2132
2019	$MAP_PREFETCHER ||= cf::async {	2133	$MAP_PREFETCHER ||= cf::async {
		2134	$Coro::current->{desc} = "map prefetcher";
		2135
2020	while (%MAP_PREFETCH) {	2136	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2137	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2138	if (my $map = find $k) {
2023	$map->load if $v;	2139	$map->load if $v;
2024	}	2140	}
…		…
2050	return if $self->{deny_save};	2166	return if $self->{deny_save};
2051		2167
2052	local $self->{last_access} = $self->last_access;#d#	2168	local $self->{last_access} = $self->last_access;#d#
2053		2169
2054	cf::async {	2170	cf::async {
		2171	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2172	$_->contr->save for $self->players;
2056	};	2173	};
		2174
		2175	cf::get_slot 0.02;
2057		2176
2058	if ($uniq) {	2177	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2178	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2179	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2180	} else {
…		…
2070	$self->save;	2189	$self->save;
2071		2190
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2191	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2192
2074	return if $self->players;	2193	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2194	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2195	return if $self->{deny_save};
2077		2196
2078	$self->in_memory (cf::MAP_SWAPPED);	2197	$self->in_memory (cf::MAP_SWAPPED);
2079		2198
2080	$self->deactivate;	2199	$self->deactivate;
…		…
2198		2317
2199	sub unique_maps() {	2318	sub unique_maps() {
2200	[	2319	[
2201	map {	2320	map {
2202	utf8::decode $_;	2321	utf8::decode $_;
2203	/\.map$/	2322	s/\.map$//; # TODO future compatibility hack
		2323	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2324	? ()
2204	? normalise $_	2325	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2326	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2327	]
2208	}	2328	}
2209		2329
2210	package cf;
2211
2212	=back	2330	=back
2213		2331
2214	=head3 cf::object	2332	=head3 cf::object
2215		2333
2216	=cut	2334	=cut
…		…
2219		2337
2220	=over 4	2338	=over 4
2221		2339
2222	=item $ob->inv_recursive	2340	=item $ob->inv_recursive
2223		2341
2224	Returns the inventory of the object _and_ their inventories, recursively.	2342	Returns the inventory of the object I<and> their inventories, recursively,
		2343	but I<not> the object itself.
2225		2344
2226	=cut	2345	=cut
2227		2346
2228	sub inv_recursive_;	2347	sub inv_recursive_;
2229	sub inv_recursive_ {	2348	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2353	inv_recursive_ inv $_[0]
2235	}	2354	}
2236		2355
2237	=item $ref = $ob->ref	2356	=item $ref = $ob->ref
2238		2357
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2358	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2359
2241	=item $ob = cf::object::deref ($refstring)	2360	=item $ob = cf::object::deref ($refstring)
2242		2361
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2362	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2363	even if the object actually exists. May block.
…		…
2246	=cut	2365	=cut
2247		2366
2248	sub deref {	2367	sub deref {
2249	my ($ref) = @_;	2368	my ($ref) = @_;
2250		2369
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2370	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2371	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2372	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2373	or return;
2258	$pl->ob->uuid eq $uuid	2374	$pl->ob->uuid eq $uuid
2259	or return;	2375	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2395	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2396	dialogue with the given NPC character.
2281		2397
2282	=cut	2398	=cut
2283		2399
		2400	our $SAY_CHANNEL = {
		2401	id => "say",
		2402	title => "Map",
		2403	reply => "say ",
		2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2405	};
		2406
		2407	our $CHAT_CHANNEL = {
		2408	id => "chat",
		2409	title => "Chat",
		2410	reply => "chat ",
		2411	tooltip => "Player chat and shouts, global to the server.",
		2412	};
		2413
2284	# rough implementation of a future "reply" method that works	2414	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2415	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2416	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2417	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2418	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2431
2302	} else {	2432	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2434	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2435	}
2306	}	2436	}
2307	}	2437	}
2308		2438
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2464
2335	=item $player_object->enter_link	2465	=item $player_object->enter_link
2336		2466
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2467	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2468
2339	The player should be reasonably safe there for short amounts of time. You	2469	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.	2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2471	though, as the palyer cannot control the character while it is on the link
		2472	map.
2341		2473
2342	Will never block.	2474	Will never block.
2343		2475
2344	=item $player_object->leave_link ($map, $x, $y)	2476	=item $player_object->leave_link ($map, $x, $y)
2345		2477
…		…
2403		2535
2404	$map->load;	2536	$map->load;
2405	$map->load_neighbours;	2537	$map->load_neighbours;
2406		2538
2407	return unless $self->contr->active;	2539	return unless $self->contr->active;
		2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2408	$self->activate_recursive;	2541	$self->activate_recursive;
2409		2542
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2544	$self->enter_map ($map, $x, $y);
2412	}	2545	}
…		…
2417	her, loading and preparing them map, calling the provided $check callback	2550	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	2551	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	2552	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2553	be called at the end of this process.
2421		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
		2557
2422	=cut	2558	=cut
2423		2559
2424	our $GOTOGEN;	2560	our $GOTOGEN;
2425		2561
2426	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2567
2432	$self->enter_link;	2568	$self->enter_link;
2433		2569
2434	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2435	my $map = eval {	2592	my $map = eval {
2436	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2437		2594
2438	if ($map) {	2595	if ($map) {
2439	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2441	} else {	2598	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2600	}
2444		2601
2445	$map	2602	$map
2446	};	2603	};
2447		2604
…		…
2483	}	2640	}
2484		2641
2485	sub prepare_random_map {	2642	sub prepare_random_map {
2486	my ($exit) = @_;	2643	my ($exit) = @_;
2487		2644
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2647	# that depends on the exit object
2493		2648
2494	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2651	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2501	}	2658	}
2502		2659
2503	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2504		2661
2505	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2508		2665
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2668	undef $fh;
2512	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2513		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2516	}	2677	}
2517	}	2678	}
2518		2679
2519	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2521		2682
2522	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2523		2684
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;	2685	$self->enter_link;
2536		2686
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 {	2687	(async {
2542	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2543	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2544	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2545		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2546	1;	2711	1
2547	}) {	2712	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2717
2553	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2583		2748
2584	=cut	2749	=cut
2585		2750
		2751	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2752	our %CHANNEL = (
2587	"c/identify" => {	2753	"c/identify" => {
2588	id => "identify",	2754	id => "infobox",
2589	title => "Identify",	2755	title => "Identify",
2590	reply => undef,	2756	reply => undef,
2591	tooltip => "Items recently identified",	2757	tooltip => "Items recently identified",
2592	},	2758	},
2593	"c/examine" => {	2759	"c/examine" => {
2594	id => "examine",	2760	id => "infobox",
2595	title => "Examine",	2761	title => "Examine",
2596	reply => undef,	2762	reply => undef,
2597	tooltip => "Signs and other items you examined",	2763	tooltip => "Signs and other items you examined",
2598	},	2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	"c/party" => {
		2802	id => "party",
		2803	title => "Party",
		2804	reply => "gsay ",
		2805	tooltip => "Messages and chat related to your party",
		2806	},
2599	);	2807	);
2600		2808
2601	sub cf::client::send_msg {	2809	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2810	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2811
2604	$msg = $self->pl->expand_cfpod ($msg);	2812	$msg = $self->pl->expand_cfpod ($msg)
		2813	unless $color & cf::NDI_VERBATIM;
2605		2814
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2815	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2816
2608	# check predefined channels, for the benefit of C	2817	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2818	if ($CHANNEL{$channel}) {
		2819	$channel = $CHANNEL{$channel};
2610		2820
		2821	$self->ext_msg (channel_info => $channel)
		2822	if $self->can_msg;
		2823
		2824	$channel = $channel->{id};
		2825
2611	if (ref $channel) {	2826	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2827	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2828	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2829	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2830	$self->ext_msg (channel_info => $channel)
2616	if $self->can_msg;	2831	if $self->can_msg;
…		…
2624	if ($self->can_msg) {	2839	if ($self->can_msg) {
2625	# default colour, mask it out	2840	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2842	if $color & cf::NDI_DEF;
2628		2843
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2844	my $pkt = "msg "
		2845	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2847	);
		2848
		2849	# try lzf for large packets
		2850	$pkt = "lzf " . Compress::LZF::compress $pkt
		2851	if 1024 <= length $pkt and $self->{can_lzf};
		2852
		2853	# split very large packets
		2854	if (8192 < length $pkt and $self->{can_lzf}) {
		2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2856	$pkt = "frag";
		2857	}
		2858
		2859	$self->send_packet ($pkt);
2631	} else {	2860	} else {
2632	if ($color >= 0) {	2861	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones	2862	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {	2863	for ($msg) {
2635	1 while	2864	1 while
…		…
2833	=pod	3062	=pod
2834		3063
2835	The following functions and methods are available within a safe environment:	3064	The following functions and methods are available within a safe environment:
2836		3065
2837	cf::object	3066	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3067	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3068	insert remove name archname title slaying race decrease split
2840		3069
2841	cf::object::player	3070	cf::object::player
2842	player	3071	player
2843		3072
2844	cf::player	3073	cf::player
…		…
2849		3078
2850	=cut	3079	=cut
2851		3080
2852	for (	3081	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3083	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3084	decrease split destroy change_exp)],
2856	["cf::object::player" => qw(player)],	3085	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3086	["cf::player" => qw(peaceful)],
2858	["cf::map" => qw(trigger)],	3087	["cf::map" => qw(trigger)],
2859	) {	3088	) {
2860	no strict 'refs';	3089	no strict 'refs';
…		…
2965	{	3194	{
2966	my $faces = $facedata->{faceinfo};	3195	my $faces = $facedata->{faceinfo};
2967		3196
2968	while (my ($face, $info) = each %$faces) {	3197	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3199
2970	cf::face::set_visibility $idx, $info->{visibility};	3200	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3201	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3202	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};	3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3204
2975	cf::cede_to_tick;	3205	cf::cede_to_tick;
2976	}	3206	}
2977		3207
2978	while (my ($face, $info) = each %$faces) {	3208	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3209	next unless $info->{smooth};
		3210
2980	my $idx = cf::face::find $face	3211	my $idx = cf::face::find $face
2981	or next;	3212	or next;
		3213
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3214	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3215	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3217	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3218	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3236	{
3005	# TODO: for gcfclient pleasure, we should give resources	3237	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3238	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3239	my $res = $facedata->{resource};
3008		3240
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3241	while (my ($name, $info) = each %$res) {
		3242	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3244	my $data;
3014		3245
3015	if ($info->{type} & 1) {	3246	if ($info->{type} & 1) {
3016	# prepend meta info	3247	# prepend meta info
3017		3248
3018	my $meta = $enc->encode ({	3249	my $meta = $enc->encode ({
3019	name => $name,	3250	name => $name,
3020	%{ $info->{meta} || {} },	3251	%{ $info->{meta} || {} },
3021	});	3252	});
3022		3253
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3254	$data = pack "(w/a*)*", $meta, $info->{data};
		3255	} else {
		3256	$data = $info->{data};
		3257	}
		3258
		3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3260	cf::face::set_type $idx, $info->{type};
3024	} else {	3261	} else {
3025	$data = $info->{data};	3262	$RESOURCE{$name} = $info;
3026	}	3263	}
3027		3264
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;	3265	cf::cede_to_tick;
3032	}	3266	}
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	}	3267	}
		3268
		3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3270
3053	1	3271	1
3054	}	3272	}
		3273
		3274	cf::global->attach (on_resource_update => sub {
		3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3277
		3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3279	my $sound = $soundconf->{compat}[$_]
		3280	or next;
		3281
		3282	my $face = cf::face::find "sound/$sound->[1]";
		3283	cf::sound::set $sound->[0] => $face;
		3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3285	}
		3286
		3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3288	my $face = cf::face::find "sound/$v";
		3289	cf::sound::set $k => $face;
		3290	}
		3291	}
		3292	});
3055		3293
3056	register_exticmd fx_want => sub {	3294	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3295	my ($ns, $want) = @_;
3058		3296
3059	while (my ($k, $v) = each %$want) {	3297	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3298	$ns->fx_want ($k, $v);
3061	}	3299	}
3062	};	3300	};
		3301
		3302	sub load_resource_file($) {
		3303	my $guard = lock_acquire "load_resource_file";
		3304
		3305	my $status = load_resource_file_ $_[0];
		3306	get_slot 0.1, 100;
		3307	cf::arch::commit_load;
		3308
		3309	$status
		3310	}
3063		3311
3064	sub reload_regions {	3312	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3313	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3314	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3315	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3329	}
3082		3330
3083	sub reload_archetypes {	3331	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3332	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3333	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	}	3334	}
3092		3335
3093	sub reload_treasures {	3336	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3337	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3338	or die "unable to load treasurelists\n";
3096	}	3339	}
3097		3340
3098	sub reload_resources {	3341	sub reload_resources {
3099	warn "reloading resource files...\n";	3342	warn "reloading resource files...\n";
3100		3343
		3344	reload_facedata;
		3345	reload_archetypes;
3101	reload_regions;	3346	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3347	reload_treasures;
3106		3348
3107	warn "finished reloading resource files\n";	3349	warn "finished reloading resource files\n";
3108	}	3350	}
3109		3351
3110	sub init {	3352	sub init {
		3353	my $guard = freeze_mainloop;
		3354
		3355	evthread_start IO::AIO::poll_fileno;
		3356
3111	reload_resources;	3357	reload_resources;
3112	}	3358	}
3113		3359
3114	sub reload_config {	3360	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3361	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3362	or return;
3117		3363
3118	local $/;	3364	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3365	*CFG = YAML::Load <$fh>;
3120		3366
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3368
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3369	$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};	3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3130	};	3376	};
3131	warn $@ if $@;	3377	warn $@ if $@;
3132	}	3378	}
3133	}	3379	}
3134		3380
		3381	sub pidfile() {
		3382	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3383	or die "$PIDFILE: $!";
		3384	flock $fh, &Fcntl::LOCK_EX
		3385	or die "$PIDFILE: flock: $!";
		3386	$fh
		3387	}
		3388
		3389	# make sure only one server instance is running at any one time
		3390	sub atomic {
		3391	my $fh = pidfile;
		3392
		3393	my $pid = <$fh>;
		3394	kill 9, $pid if $pid > 0;
		3395
		3396	seek $fh, 0, 0;
		3397	print $fh $$;
		3398	}
		3399
3135	sub main {	3400	sub main {
		3401	atomic;
		3402
3136	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
3138	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#
3139	(async {	3406	(async {
3140	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
3142	};	3410	};
3143		3411
		3412	{
		3413	my $guard = freeze_mainloop;
3144	reload_config;	3414	reload_config;
3145	db_init;	3415	db_init;
3146	load_extensions;	3416	load_extensions;
3147		3417
3148	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	}
		3420
		3421	utime time, time, $RUNTIMEFILE;
		3422
		3423	# no (long-running) fork's whatsoever before this point(!)
		3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3425
3149	Event::loop;	3426	EV::loop;
3150	}	3427	}
3151		3428
3152	#############################################################################	3429	#############################################################################
3153	# initialisation and cleanup	3430	# initialisation and cleanup
3154		3431
3155	# install some emergency cleanup handlers	3432	# install some emergency cleanup handlers
3156	BEGIN {	3433	BEGIN {
		3434	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3435	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3436	$SIGWATCHER{$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";	3437	cf::cleanup "SIG$signal";
3165	},
3166	);	3438	};
3167	}	3439	}
3168	}	3440	}
3169		3441
3170	sub write_runtime {	3442	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3443	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3444	# the fsync below can take a very very long time.
3175		3445
3176	IO::AIO::aio_utime $runtime, undef, undef;	3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3447
3178	my $guard = cf::lock_acquire "write_runtime";	3448	my $guard = cf::lock_acquire "write_runtime";
3179		3449
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3451	or return;
3182		3452
3183	my $value = $cf::RUNTIME + 90 + 10;	3453	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3454	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3455	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3465	aio_utime $fh, undef, undef;
3196		3466
3197	close $fh	3467	close $fh
3198	or return;	3468	or return;
3199		3469
3200	aio_rename "$runtime~", $runtime	3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3471	and return;
3202		3472
3203	warn "runtime file written.\n";	3473	warn "runtime file written.\n";
3204		3474
3205	1	3475	1
		3476	}
		3477
		3478	our $uuid_lock;
		3479	our $uuid_skip;
		3480
		3481	sub write_uuid_sync($) {
		3482	$uuid_skip ||= $_[0];
		3483
		3484	return if $uuid_lock;
		3485	local $uuid_lock = 1;
		3486
		3487	my $uuid = "$LOCALDIR/uuid";
		3488
		3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3490	or return;
		3491
		3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3493	$uuid_skip = 0;
		3494
		3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3496	and return;
		3497
		3498	# always fsync - this file is important
		3499	aio_fsync $fh
		3500	and return;
		3501
		3502	close $fh
		3503	or return;
		3504
		3505	aio_rename "$uuid~", $uuid
		3506	and return;
		3507
		3508	warn "uuid file written ($value).\n";
		3509
		3510	1
		3511
		3512	}
		3513
		3514	sub write_uuid($$) {
		3515	my ($skip, $sync) = @_;
		3516
		3517	$sync ? write_uuid_sync $skip
		3518	: async { write_uuid_sync $skip };
3206	}	3519	}
3207		3520
3208	sub emergency_save() {	3521	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3522	my $freeze_guard = cf::freeze_mainloop;
3210		3523
…		…
3216	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3530	warn "begin emergency player save\n";
3218	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3535	$pl->save;
3222	}	3536	}
3223	warn "end emergency player save\n";	3537	warn "end emergency player save\n";
3224		3538
3225	warn "begin emergency map save\n";	3539	warn "begin emergency map save\n";
…		…
3231	warn "end emergency map save\n";	3545	warn "end emergency map save\n";
3232		3546
3233	warn "begin emergency database checkpoint\n";	3547	warn "begin emergency database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3549	warn "end emergency database checkpoint\n";
		3550
		3551	warn "begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "end write uuid\n";
3236	};	3554	};
3237		3555
3238	warn "leave emergency perl save\n";	3556	warn "leave emergency perl save\n";
3239	}	3557	}
3240		3558
3241	sub post_cleanup {	3559	sub post_cleanup {
3242	my ($make_core) = @_;	3560	my ($make_core) = @_;
3243		3561
3244	warn Carp::longmess "post_cleanup backtrace"	3562	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3563	if $make_core;
		3564
		3565	my $fh = pidfile;
		3566	unlink $PIDFILE if <$fh> == $$;
3246	}	3567	}
		3568
		3569	# a safer delete_package, copied from Symbol
		3570	sub clear_package($) {
		3571	my $pkg = shift;
		3572
		3573	# expand to full symbol table name if needed
		3574	unless ($pkg =~ /^main::.*::$/) {
		3575	$pkg = "main$pkg" if $pkg =~ /^::/;
		3576	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3577	$pkg .= '::' unless $pkg =~ /::$/;
		3578	}
		3579
		3580	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3581	my $stem_symtab = *{$stem}{HASH};
		3582
		3583	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3584	or return;
		3585
		3586	# clear all symbols
		3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3588	for my $name (keys %$leaf_symtab) {
		3589	_gv_clear *{"$pkg$name"};
		3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3591	}
		3592	warn "cleared package #$pkg\n";#d#
		3593	}
		3594
		3595	our $RELOAD; # how many times to reload
3247		3596
3248	sub do_reload_perl() {	3597	sub do_reload_perl() {
3249	# can/must only be called in main	3598	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3599	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3600	warn "can only reload from main coroutine";
3252	return;	3601	return;
3253	}	3602	}
3254		3603
		3604	return if $RELOAD++;
		3605
		3606	while ($RELOAD) {
3255	warn "reloading...";	3607	warn "reloading...";
3256		3608
3257	warn "entering sync_job";	3609	warn "entering sync_job";
3258		3610
3259	cf::sync_job {	3611	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3612	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3613	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3614	cf::write_runtime_sync; # external watchdog should not bark
3263		3615
3264	warn "syncing database to disk";	3616	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3617	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3618
3267	# if anything goes wrong in here, we should simply crash as we already saved	3619	# if anything goes wrong in here, we should simply crash as we already saved
3268		3620
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3621	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3622	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$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	}	3624	}
3306		3625
3307	warn "... nuking $pkg";	3626	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3627	$_->cancel for values %EXT_CORO;
3309	}	3628	%EXT_CORO = ();
3310		3629
3311	warn "unloading all perl modules loaded from $LIBDIR";	3630	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3631	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3632
		3633	warn "removing ext/exti commands";
		3634	%EXTCMD = ();
		3635	%EXTICMD = ();
		3636
		3637	warn "unloading/nuking all extensions";
		3638	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3639	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3640
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3641	if (my $cb = $pkg->can ("unload")) {
		3642	eval {
3322	$cb->();	3643	$cb->($pkg);
		3644	1
		3645	} or warn "$pkg unloaded, but with errors: $@";
		3646	}
		3647
		3648	warn "... clearing $pkg";
		3649	clear_package $pkg;
3323	}	3650	}
3324		3651
3325	Symbol::delete_package $k;	3652	warn "unloading all perl modules loaded from $LIBDIR";
		3653	while (my ($k, $v) = each %INC) {
		3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3655
		3656	warn "... unloading $k";
		3657	delete $INC{$k};
		3658
		3659	$k =~ s/\.pm$//;
		3660	$k =~ s/\//::/g;
		3661
		3662	if (my $cb = $k->can ("unload_module")) {
		3663	$cb->();
		3664	}
		3665
		3666	clear_package $k;
3326	}	3667	}
3327		3668
3328	warn "getting rid of safe::, as good as possible";	3669	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3670	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3672
3332	warn "unloading cf.pm \"a bit\"";	3673	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3674	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3675	delete $INC{"cf/pod.pm"};
3335		3676
3336	# don't, removes xs symbols, too,	3677	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3678	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3679	#clear_package __PACKAGE__;
3339		3680
3340	warn "unload completed, starting to reload now";	3681	warn "unload completed, starting to reload now";
3341		3682
3342	warn "reloading cf.pm";	3683	warn "reloading cf.pm";
3343	require cf;	3684	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3686
3346	warn "loading config and database again";	3687	warn "loading config and database again";
3347	cf::reload_config;	3688	cf::reload_config;
3348		3689
3349	warn "loading extensions";	3690	warn "loading extensions";
3350	cf::load_extensions;	3691	cf::load_extensions;
3351		3692
3352	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
3358		3699
3359	warn "leaving sync_job";	3700	warn "leaving sync_job";
3360		3701
3361	1	3702	1
3362	} or do {	3703	} or do {
3363	warn $@;	3704	warn $@;
3364	warn "error while reloading, exiting.";	3705	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3706	};
3367		3707
3368	warn "reloaded";	3708	warn "reloaded";
		3709	--$RELOAD;
		3710	}
3369	};	3711	};
3370		3712
3371	our $RELOAD_WATCHER; # used only during reload	3713	our $RELOAD_WATCHER; # used only during reload
3372		3714
3373	sub reload_perl() {	3715	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3716	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3717	# coro crashes during coro_state_free->destroy here.
3376		3718
3377	$RELOAD_WATCHER ||= Event->timer (	3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3378	reentrant => 0,
3379	after => 0,
3380	data => WF_AUTOCANCEL,
3381	cb => sub {
3382	do_reload_perl;	3720	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3721	undef $RELOAD_WATCHER;
3384	},
3385	);	3722	};
3386	}	3723	}
3387		3724
3388	register_command "reload" => sub {	3725	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3726	my ($who, $arg) = @_;
3390		3727
3391	if ($who->flag (FLAG_WIZ)) {	3728	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3729	$who->message ("reloading server.");
		3730	async {
		3731	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3732	reload_perl;
		3733	};
3394	}	3734	}
3395	};	3735	};
3396		3736
3397	unshift @INC, $LIBDIR;	3737	unshift @INC, $LIBDIR;
3398		3738
…		…
3400		3740
3401	our @WAIT_FOR_TICK;	3741	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3742	our @WAIT_FOR_TICK_BEGIN;
3403		3743
3404	sub wait_for_tick {	3744	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3746
3408	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3748	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3749	$signal->wait;
3411	}	3750	}
3412		3751
3413	sub wait_for_tick_begin {	3752	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3753	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3754
3417	my $signal = new Coro::Signal;	3755	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3756	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3757	$signal->wait;
3420	}	3758	}
3421		3759
3422	my $min = 1e6;#d#	3760	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 != $Coro::main) {	3761	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3763	unless ++$bug_warning > 10;
3434	return;	3764	return;
3435	}	3765	}
3436		3766
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3767	cf::server_tick; # one server iteration
3440		3768
3441	0 && sync_job {#d#	3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3771	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3772	$Coro::current->{desc} = "runtime saver";
3445	or die;	3773	write_runtime_sync
3446		3774	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	};	3775	};
		3776	}
3463		3777
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) {	3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3779	$sig->send;
3480	}	3780	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3781	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3782	$sig->send;
3483	}	3783	}
3484		3784
3485	$NOW = Event::time;	3785	$LOAD = ($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;	3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3787
3496	_post_tick;	3788	if (0) {
3497		3789	if ($NEXT_TICK) {
3498		3790	my $jitter = $TICK_START - $NEXT_TICK;
		3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3792	warn "jitter $JITTER\n";#d#
		3793	}
3499	},	3794	}
3500	);	3795	}
3501		3796
3502	{	3797	{
3503	BDB::max_poll_time $TICK * 0.1;	3798	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3799
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;	3800	BDB::min_parallel 8;
3513		3801	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3802	$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	$! = $status;
3525	},
3526	)
3527	};
3528		3803
3529	unless ($DB_ENV) {	3804	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3805	$DB_ENV = BDB::db_env_create;
		3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3807	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3808	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3809	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3810	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3811
3532	cf::sync_job {	3812	cf::sync_job {
3533	eval {	3813	eval {
3534	BDB::db_env_open	3814	BDB::db_env_open
3535	$DB_ENV,	3815	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3817	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3818	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3819	0666;
3540		3820
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3821	cf::cleanup "db_env_open($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	};	3822	};
3546		3823
3547	cf::cleanup "db_env_open(db): $@" if $@;	3824	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3825	};
3549	}	3826	}
		3827
		3828	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3829	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3830	};
		3831	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3833	};
		3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3836	};
3550	}	3837	}
3551		3838
3552	{	3839	{
		3840	# configure IO::AIO
		3841
3553	IO::AIO::min_parallel 8;	3842	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3843	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3844	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	}	3845	}
3566		3846
3567	my $_log_backtrace;	3847	my $_log_backtrace;
3568		3848
3569	sub _log_backtrace {	3849	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3852	$msg =~ s/\n//;
3573		3853
3574	# limit the # of concurrent backtraces	3854	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3855	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3856	++$_log_backtrace;
		3857	my $perl_bt = Carp::longmess $msg;
3577	async {	3858	async {
		3859	$Coro::current->{desc} = "abt $msg";
		3860
3578	my @bt = fork_call {	3861	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3862	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3863	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3864	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3865	or die "addr2line: $!";
…		…
3590	}	3873	}
3591		3874
3592	@funcs	3875	@funcs
3593	};	3876	};
3594		3877
3595	LOG llevInfo, "[ABT] $msg\n";	3878	LOG llevInfo, "[ABT] $perl_bt\n";
		3879	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3880	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3881	--$_log_backtrace;
3598	};	3882	};
3599	} else {	3883	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3884	LOG llevInfo, "[ABT] $msg\n";

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