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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 1.449 by root, Sat Sep 20 00:09:27 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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	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
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
102		132
103	binmode STDOUT;	133	binmode STDOUT;
104	binmode STDERR;	134	binmode STDERR;
105		135
106	# read virtual server time, if available	136	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
111	}	141	}
112		142
113	mkdir $_	143	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		189
160	The raw value load value from the last tick.	190	The raw value load value from the last tick.
161		191
162	=item %cf::CFG	192	=item %cf::CFG
163		193
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	195	from wherever your confdir points to.
166		196
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		198
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	217	$msg .= "\n"
188	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
189		219
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		221
192	utf8::encode $msg;
193	LOG llevError, $msg;	222	LOG llevError, $msg;
194	};	223	};
195	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
196		240
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	251	for my $pkg (qw(
208	cf::global cf::attachable	252	cf::global cf::attachable
209	cf::object cf::object::player	253	cf::object cf::object::player
210	cf::client cf::player	254	cf::client cf::player
211	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
212	cf::map cf::party cf::region	257	cf::party cf::region
213	)) {	258	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	260	}
217		261
218	$Event::DIED = sub {	262	$EV::DIED = sub {
219	warn "error in event callback: @_";	263	warn "error in event callback: @_";
220	};	264	};
221		265
222	#############################################################################	266	#############################################################################
223		267
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	291	$d
248	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
249	}	293	}
250		294
251	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
252		296
253	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
254		298
255	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
256		300
257	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
258		302
259	=cut	303	=cut
260		304
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		306
263	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
265		309
266	=item cf::lock_wait $string	310	=item cf::lock_wait $string
267		311
268	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
269		313
…		…
325		369
326	! ! $LOCK{$key}	370	! ! $LOCK{$key}
327	}	371	}
328		372
329	sub freeze_mainloop {	373	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
331		375
332	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;	377	}
334	};	378
335	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
336	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
337	}	392	}
338		393
339	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
340		395
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
354		409
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
357	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
358		415
359	while () {	416	while () {
360	next_job:	417	next_job:
361	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
369	}	426	}
370	}	427	}
371	}	428	}
372		429
373	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	433	$signal->wait;
377	} else {	434	} else {
378	Coro::schedule;	435	Coro::schedule;
379	}	436	}
380	}	437	}
381	};	438	};
382		439
383	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
384	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
385		444
386	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
388		447
…		…
402		461
403	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
404		463
405	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
406		465
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	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	467	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	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	469	acceptable.
411		470
412	If it must be done, put the blocking parts into C<sync_job>. This will run	471	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	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		477
419	sub sync_job(&) {	478	sub sync_job(&) {
420	my ($job) = @_;	479	my ($job) = @_;
421		480
422	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	482	my $time = EV::time;
424		483
425	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
427		486
428	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	488
430	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
431		490
432	my $busy = 1;	491	my $busy = 1;
433	my @res;	492	my @res;
434		493
435	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	496	@res = eval { $job->() };
437	warn $@ if $@;	497	warn $@ if $@;
438	undef $busy;	498	undef $busy;
439	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
440		500
441	while ($busy) {	501	while ($busy) {
442	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
443	}	506	}
		507	}
444		508
445	$time = Event::time - $time;	509	my $time = EV::time - $time;
446		510
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	511	$TICK_START += $time; # do not account sync jobs to server load
451		512
452	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
453	} else {	514	} else {
454	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
455		516
…		…
480	=item fork_call { }, $args	541	=item fork_call { }, $args
481		542
482	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
486		547
487	=cut	548	=cut
488		549
489	sub fork_call(&@) {	550	sub fork_call(&@) {
490	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
…		…
499	}, @args;	560	}, @args;
500		561
501	wantarray ? @res : $res[-1]	562	wantarray ? @res : $res[-1]
502	}	563	}
503		564
		565	=item $coin = coin_from_name $name
		566
		567	=cut
		568
		569	our %coin_alias = (
		570	"silver" => "silvercoin",
		571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
		590	}
		591
504	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
505		593
506	Returns a single value from the environment database.	594	Returns a single value from the environment database.
507		595
508	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
509		597
510	Stores the given C<$value> in the family. It can currently store binary	598	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).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
513	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
514		624
515	our $DB;	625	our $DB;
516		626
517	sub db_init {	627	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	628	cf::sync_job {
522	eval {	629	$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	}	630	};
532	}	631	}
533		632
534	sub db_get($$) {	633	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
536		635
…		…
634		733
635	#############################################################################	734	#############################################################################
636		735
637	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
638		737
639	Many objects in crossfire are so-called attachable objects. That means you can	738	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")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
642		741
643	In the following description, CLASS can be any of C<global>, C<object>	742	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	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	744	Deliantra).
646		745
647	=over 4	746	=over 4
648		747
649	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
650		749
…		…
694	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
695		794
696	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
698		797
699	Some classes such as crossfire maps and objects can specify attachments	798	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.	799	that are attached at load/instantiate time, thus the need for a name.
701		800
702	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
703		802
704	=over 4	803	=over 4
…		…
932	}	1031	}
933		1032
934	0	1033	0
935	}	1034	}
936		1035
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1037
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1039
941	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
942		1041
…		…
948		1047
949	=cut	1048	=cut
950		1049
951	#############################################################################	1050	#############################################################################
952	# object support	1051	# object support
953	#
954		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
955	sub _can_merge {	1086	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
957		1088
958	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1090
962	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
963	}	1093	}
964		1094
965	sub reattach {	1095	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1097	my ($obj) = @_;
968		1098
		1099	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1101
971	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
972		1103
973	@$registry = ();	1104	@$registry = ();
974		1105
…		…
989	cf::attachable->attach (	1120	cf::attachable->attach (
990	prio => -1000000,	1121	prio => -1000000,
991	on_instantiate => sub {	1122	on_instantiate => sub {
992	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
993		1124
994	$data = from_json $data;	1125	$data = decode_json $data;
995		1126
996	for (@$data) {	1127	for (@$data) {
997	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
998		1129
999	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1144	);
1014		1145
1015	sub object_freezer_save {	1146	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
1017		1148
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1149	sync_job {
1021	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1024		1154
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1159	aio_close $fh;
1030		1160
1031	if (@$objs) {	1161	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1167	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1169	}
1040	} else {	1170	} else {
1041	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1042	}	1172	}
…		…
1048	} else {	1178	} else {
1049	aio_unlink $filename;	1179	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1051	}	1181	}
1052	};	1182	};
1053
1054	undef $guard;
1055	}	1183	}
1056		1184
1057	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1059		1187
…		…
1064		1192
1065	sub object_thawer_load {	1193	sub object_thawer_load {
1066	my ($filename) = @_;	1194	my ($filename) = @_;
1067		1195
1068	my ($data, $av);	1196	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1197
1072	(aio_load $filename, $data) >= 0	1198	(aio_load $filename, $data) >= 0
1073	or return;	1199	or return;
1074		1200
1075	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1203	or return;
1078		1204
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1081	}	1207	}
1082		1208
		1209	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
1085		1212
1086	($data, $av)	1213	($data, $av)
1087	}	1214	}
1088		1215
1089	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
…		…
1214		1341
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1344
1218	$ext{source} =	1345	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1221	. $source	1348	. $source
1222	. "\n};\n1";	1349	. "\n};\n1";
1223		1350
1224	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1242		1369
1243	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1371	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1373	}
1248		1374
1249	warn $msg;	1375	warn $msg;
1250	}	1376	}
1251		1377
…		…
1265		1391
1266	=back	1392	=back
1267		1393
1268	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1269		1395
1270	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1271		1397
1272	=cut	1398	=cut
1273		1399
1274	package cf::player;	1400	package cf::player;
1275		1401
1276	use Coro::AIO;	1402	use Coro::AIO;
1277		1403
1278	=head3 cf::player	1404	=head3 cf::player
1279		1405
1280	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1281		1421
1282	=item cf::player::find $login	1422	=item cf::player::find $login
1283		1423
1284	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1285		1425
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1465
1326	my $f = new_from_file cf::object::thawer path $login	1466	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1467	or return;
1328		1468
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1469	my $pl = cf::player::load_pl $f
1331	or return;	1470	or return;
		1471
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1472	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1473	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1335	}	1475	}
1336	}	1476	}
…		…
1346		1486
1347	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1348		1488
1349	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
		1491
		1492	cf::get_slot 0.01;
1351		1493
1352	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1495	cf::cede_to_tick;
1354	}	1496	}
1355		1497
…		…
1387	my ($pl) = @_;	1529	my ($pl) = @_;
1388		1530
1389	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1390		1532
1391	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1535
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1398		1542
1399	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1583
1440	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
1441	my $path = path $login;	1585	my $path = path $login;
1442		1586
1443	# a .pst is a dead give-away for a valid player	1587	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1593	}
1449		1594
…		…
1480	}	1625	}
1481		1626
1482	\@paths	1627	\@paths
1483	}	1628	}
1484		1629
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1631
1487	Expand crossfire pod fragments into protocol xml.	1632	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		1633
1536	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1537		1635
1538	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1539		1637
…		…
1606	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1608		1706
1609	sub generate_random_map {	1707	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1611	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1713	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1838
1738	# the temporary/swap location	1839	# the temporary/swap location
1739	sub save_path {	1840	sub save_path {
1740	my ($self) = @_;	1841	my ($self) = @_;
1741		1842
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1744	}	1845	}
1745		1846
1746	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1747	sub uniq_path {	1848	sub uniq_path {
1748	my ($self) = @_;	1849	my ($self) = @_;
1749		1850
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1752	}	1853	}
1753		1854
1754	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1755	# all maps in C++...	1856	# all maps in C++...
…		…
1853		1954
1854	cf::lock_wait "map_data:$path";#d#remove	1955	cf::lock_wait "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1856		1957
1857	$cf::MAP{$path} || do {	1958	$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	1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1960	my $guard2 = cf::lock_acquire "map_find:$path";
1860		1961
1861	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1862	or return;	1963	or return;
1863		1964
1864	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
…		…
1867	or return;	1968	or return;
1868		1969
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1872	undef $guard1;	1974	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1975	$map->reset;
1875	return find $path;	1976	return find $path;
1876	}	1977	}
1877		1978
1878	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2007	$f->skip_block;
1907	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1908	or return;	2009	or return;
1909		2010
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1911	if delete $self->{load_original};	2012	if delete $self->{load_original};
1912		2013
1913	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2015	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1941	}	2042	}
1942		2043
1943	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1945		2046
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2048	}
1948		2049
1949	$self->post_load;	2050	$self->post_load;
1950	}	2051	}
1951		2052
…		…
2009	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
2010		2111
2011	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2012		2113
2013	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2116	}
2016		2117
2017	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
2018		2119
2019	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
2020	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2125	if (my $map = find $k) {
2023	$map->load if $v;	2126	$map->load if $v;
2024	}	2127	}
…		…
2050	return if $self->{deny_save};	2153	return if $self->{deny_save};
2051		2154
2052	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2053		2156
2054	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2056	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2057		2163
2058	if ($uniq) {	2164	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2167	} else {
…		…
2070	$self->save;	2176	$self->save;
2071		2177
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2179
2074	return if $self->players;	2180	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2182	return if $self->{deny_save};
2077		2183
2078	$self->in_memory (cf::MAP_SWAPPED);	2184	$self->in_memory (cf::MAP_SWAPPED);
2079		2185
2080	$self->deactivate;	2186	$self->deactivate;
…		…
2198		2304
2199	sub unique_maps() {	2305	sub unique_maps() {
2200	[	2306	[
2201	map {	2307	map {
2202	utf8::decode $_;	2308	utf8::decode $_;
2203	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2204	? normalise $_	2312	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2314	]
2208	}	2315	}
2209		2316
2210	package cf;
2211
2212	=back	2317	=back
2213		2318
2214	=head3 cf::object	2319	=head3 cf::object
2215		2320
2216	=cut	2321	=cut
…		…
2219		2324
2220	=over 4	2325	=over 4
2221		2326
2222	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2223		2328
2224	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2225		2331
2226	=cut	2332	=cut
2227		2333
2228	sub inv_recursive_;	2334	sub inv_recursive_;
2229	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2235	}	2341	}
2236		2342
2237	=item $ref = $ob->ref	2343	=item $ref = $ob->ref
2238		2344
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2345	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2346
2241	=item $ob = cf::object::deref ($refstring)	2347	=item $ob = cf::object::deref ($refstring)
2242		2348
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2350	even if the object actually exists. May block.
…		…
2246	=cut	2352	=cut
2247		2353
2248	sub deref {	2354	sub deref {
2249	my ($ref) = @_;	2355	my ($ref) = @_;
2250		2356
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2358	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2360	or return;
2258	$pl->ob->uuid eq $uuid	2361	$pl->ob->uuid eq $uuid
2259	or return;	2362	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2281		2384
2282	=cut	2385	=cut
2283		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
		2400
2284	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2402	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2405	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2418
2302	} else {	2419	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2422	}
2306	}	2423	}
2307	}	2424	}
2308		2425
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2451
2335	=item $player_object->enter_link	2452	=item $player_object->enter_link
2336		2453
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2455
2339	The player should be reasonably safe there for short amounts of time. You	2456	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.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2341		2460
2342	Will never block.	2461	Will never block.
2343		2462
2344	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2345		2464
…		…
2403		2522
2404	$map->load;	2523	$map->load;
2405	$map->load_neighbours;	2524	$map->load_neighbours;
2406		2525
2407	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2408	$self->activate_recursive;	2528	$self->activate_recursive;
2409		2529
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2412	}	2532	}
…		…
2417	her, loading and preparing them map, calling the provided $check callback	2537	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	2538	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	2539	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2540	be called at the end of this process.
2421		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2422	=cut	2545	=cut
2423		2546
2424	our $GOTOGEN;	2547	our $GOTOGEN;
2425		2548
2426	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2554
2432	$self->enter_link;	2555	$self->enter_link;
2433		2556
2434	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2435	my $map = eval {	2579	my $map = eval {
2436	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2437		2581
2438	if ($map) {	2582	if ($map) {
2439	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2441	} else {	2585	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2587	}
2444		2588
2445	$map	2589	$map
2446	};	2590	};
2447		2591
…		…
2483	}	2627	}
2484		2628
2485	sub prepare_random_map {	2629	sub prepare_random_map {
2486	my ($exit) = @_;	2630	my ($exit) = @_;
2487		2631
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2634	# that depends on the exit object
2493		2635
2494	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2638	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2501	}	2645	}
2502		2646
2503	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2504		2648
2505	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2508		2652
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2655	undef $fh;
2512	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2513		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2516	}	2664	}
2517	}	2665	}
2518		2666
2519	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2521		2669
2522	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2523		2671
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;	2672	$self->enter_link;
2536		2673
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 {	2674	(async {
2542	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2543	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2544	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2545		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2546	1;	2698	1
2547	}) {	2699	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2704
2553	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2583		2735
2584	=cut	2736	=cut
2585		2737
		2738	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2739	our %CHANNEL = (
2587	"c/identify" => {	2740	"c/identify" => {
2588	id => "identify",	2741	id => "infobox",
2589	title => "Identify",	2742	title => "Identify",
2590	reply => undef,	2743	reply => undef,
2591	tooltip => "Items recently identified",	2744	tooltip => "Items recently identified",
2592	},	2745	},
2593	"c/examine" => {	2746	"c/examine" => {
2594	id => "examine",	2747	id => "infobox",
2595	title => "Examine",	2748	title => "Examine",
2596	reply => undef,	2749	reply => undef,
2597	tooltip => "Signs and other items you examined",	2750	tooltip => "Signs and other items you examined",
2598	},	2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/uptime" => {
		2777	id => "infobox",
		2778	title => "Uptime",
		2779	reply => undef,
		2780	tooltip => "How long the server has been running since last restart",
		2781	},
		2782	"c/mapinfo" => {
		2783	id => "infobox",
		2784	title => "Map Info",
		2785	reply => undef,
		2786	tooltip => "Information related to the maps",
		2787	},
		2788	"c/party" => {
		2789	id => "party",
		2790	title => "Party",
		2791	reply => "gsay ",
		2792	tooltip => "Messages and chat related to your party",
		2793	},
2599	);	2794	);
2600		2795
2601	sub cf::client::send_msg {	2796	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2797	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2798
2604	$msg = $self->pl->expand_cfpod ($msg);	2799	$msg = $self->pl->expand_cfpod ($msg)
		2800	unless $color & cf::NDI_VERBATIM;
2605		2801
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2802	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2803
2608	# check predefined channels, for the benefit of C	2804	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2805	if ($CHANNEL{$channel}) {
		2806	$channel = $CHANNEL{$channel};
2610		2807
		2808	$self->ext_msg (channel_info => $channel)
		2809	if $self->can_msg;
		2810
		2811	$channel = $channel->{id};
		2812
2611	if (ref $channel) {	2813	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2814	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2815	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2816	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2817	$self->ext_msg (channel_info => $channel)
2616	if $self->can_msg;	2818	if $self->can_msg;
…		…
2624	if ($self->can_msg) {	2826	if ($self->can_msg) {
2625	# default colour, mask it out	2827	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2829	if $color & cf::NDI_DEF;
2628		2830
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2831	my $pkt = "msg "
		2832	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2834	);
		2835
		2836	# try lzf for large packets
		2837	$pkt = "lzf " . Compress::LZF::compress $pkt
		2838	if 1024 <= length $pkt and $self->{can_lzf};
		2839
		2840	# split very large packets
		2841	if (8192 < length $pkt and $self->{can_lzf}) {
		2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2843	$pkt = "frag";
		2844	}
		2845
		2846	$self->send_packet ($pkt);
2631	} else {	2847	} else {
2632	if ($color >= 0) {	2848	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones	2849	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {	2850	for ($msg) {
2635	1 while	2851	1 while
…		…
2833	=pod	3049	=pod
2834		3050
2835	The following functions and methods are available within a safe environment:	3051	The following functions and methods are available within a safe environment:
2836		3052
2837	cf::object	3053	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3054	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3055	insert remove name archname title slaying race decrease split
2840		3056
2841	cf::object::player	3057	cf::object::player
2842	player	3058	player
2843		3059
2844	cf::player	3060	cf::player
…		…
2849		3065
2850	=cut	3066	=cut
2851		3067
2852	for (	3068	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3070	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3071	decrease split destroy change_exp)],
2856	["cf::object::player" => qw(player)],	3072	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3073	["cf::player" => qw(peaceful)],
2858	["cf::map" => qw(trigger)],	3074	["cf::map" => qw(trigger)],
2859	) {	3075	) {
2860	no strict 'refs';	3076	no strict 'refs';
…		…
2965	{	3181	{
2966	my $faces = $facedata->{faceinfo};	3182	my $faces = $facedata->{faceinfo};
2967		3183
2968	while (my ($face, $info) = each %$faces) {	3184	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3186
2970	cf::face::set_visibility $idx, $info->{visibility};	3187	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3188	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3189	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};	3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3191
2975	cf::cede_to_tick;	3192	cf::cede_to_tick;
2976	}	3193	}
2977		3194
2978	while (my ($face, $info) = each %$faces) {	3195	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3196	next unless $info->{smooth};
		3197
2980	my $idx = cf::face::find $face	3198	my $idx = cf::face::find $face
2981	or next;	3199	or next;
		3200
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3201	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3202	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3204	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3205	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3223	{
3005	# TODO: for gcfclient pleasure, we should give resources	3224	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3225	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3226	my $res = $facedata->{resource};
3008		3227
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3228	while (my ($name, $info) = each %$res) {
		3229	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3231	my $data;
3014		3232
3015	if ($info->{type} & 1) {	3233	if ($info->{type} & 1) {
3016	# prepend meta info	3234	# prepend meta info
3017		3235
3018	my $meta = $enc->encode ({	3236	my $meta = $enc->encode ({
3019	name => $name,	3237	name => $name,
3020	%{ $info->{meta} || {} },	3238	%{ $info->{meta} || {} },
3021	});	3239	});
3022		3240
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3241	$data = pack "(w/a*)*", $meta, $info->{data};
		3242	} else {
		3243	$data = $info->{data};
		3244	}
		3245
		3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3247	cf::face::set_type $idx, $info->{type};
3024	} else {	3248	} else {
3025	$data = $info->{data};	3249	$RESOURCE{$name} = $info;
3026	}	3250	}
3027		3251
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;	3252	cf::cede_to_tick;
3032	}	3253	}
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	}	3254	}
		3255
		3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3257
3053	1	3258	1
3054	}	3259	}
		3260
		3261	cf::global->attach (on_resource_update => sub {
		3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3264
		3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3266	my $sound = $soundconf->{compat}[$_]
		3267	or next;
		3268
		3269	my $face = cf::face::find "sound/$sound->[1]";
		3270	cf::sound::set $sound->[0] => $face;
		3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3272	}
		3273
		3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3275	my $face = cf::face::find "sound/$v";
		3276	cf::sound::set $k => $face;
		3277	}
		3278	}
		3279	});
3055		3280
3056	register_exticmd fx_want => sub {	3281	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3282	my ($ns, $want) = @_;
3058		3283
3059	while (my ($k, $v) = each %$want) {	3284	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3285	$ns->fx_want ($k, $v);
3061	}	3286	}
3062	};	3287	};
		3288
		3289	sub load_resource_file($) {
		3290	my $guard = lock_acquire "load_resource_file";
		3291
		3292	my $status = load_resource_file_ $_[0];
		3293	get_slot 0.1, 100;
		3294	cf::arch::commit_load;
		3295
		3296	$status
		3297	}
3063		3298
3064	sub reload_regions {	3299	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3300	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3301	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3302	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3316	}
3082		3317
3083	sub reload_archetypes {	3318	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3319	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3320	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	}	3321	}
3092		3322
3093	sub reload_treasures {	3323	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3324	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3325	or die "unable to load treasurelists\n";
3096	}	3326	}
3097		3327
3098	sub reload_resources {	3328	sub reload_resources {
3099	warn "reloading resource files...\n";	3329	warn "reloading resource files...\n";
3100		3330
		3331	reload_facedata;
		3332	reload_archetypes;
3101	reload_regions;	3333	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3334	reload_treasures;
3106		3335
3107	warn "finished reloading resource files\n";	3336	warn "finished reloading resource files\n";
3108	}	3337	}
3109		3338
3110	sub init {	3339	sub init {
		3340	my $guard = freeze_mainloop;
		3341
		3342	evthread_start IO::AIO::poll_fileno;
		3343
3111	reload_resources;	3344	reload_resources;
3112	}	3345	}
3113		3346
3114	sub reload_config {	3347	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3349	or return;
3117		3350
3118	local $/;	3351	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
3120		3353
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3355
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$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};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3130	};	3363	};
3131	warn $@ if $@;	3364	warn $@ if $@;
3132	}	3365	}
3133	}	3366	}
3134		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
3135	sub main {	3387	sub main {
		3388	atomic;
		3389
3136	# we must not ever block the main coroutine	3390	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3391	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3393	(async {
3140	Event::one_event;	3394	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3395	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3396	})->prio (Coro::PRIO_MAX);
3142	};	3397	};
3143		3398
		3399	{
		3400	my $guard = freeze_mainloop;
3144	reload_config;	3401	reload_config;
3145	db_init;	3402	db_init;
3146	load_extensions;	3403	load_extensions;
3147		3404
3148	$TICK_WATCHER->start;	3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3406	}
		3407
		3408	utime time, time, $RUNTIMEFILE;
		3409
		3410	# no (long-running) fork's whatsoever before this point(!)
		3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3412
3149	Event::loop;	3413	EV::loop;
3150	}	3414	}
3151		3415
3152	#############################################################################	3416	#############################################################################
3153	# initialisation and cleanup	3417	# initialisation and cleanup
3154		3418
3155	# install some emergency cleanup handlers	3419	# install some emergency cleanup handlers
3156	BEGIN {	3420	BEGIN {
		3421	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3422	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3423	$SIGWATCHER{$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";	3424	cf::cleanup "SIG$signal";
3165	},
3166	);	3425	};
3167	}	3426	}
3168	}	3427	}
3169		3428
3170	sub write_runtime {	3429	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
3175		3432
3176	IO::AIO::aio_utime $runtime, undef, undef;	3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3434
3178	my $guard = cf::lock_acquire "write_runtime";	3435	my $guard = cf::lock_acquire "write_runtime";
3179		3436
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3438	or return;
3182		3439
3183	my $value = $cf::RUNTIME + 90 + 10;	3440	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3441	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3442	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3452	aio_utime $fh, undef, undef;
3196		3453
3197	close $fh	3454	close $fh
3198	or return;	3455	or return;
3199		3456
3200	aio_rename "$runtime~", $runtime	3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3458	and return;
3202		3459
3203	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
3204		3461
3205	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
3206	}	3506	}
3207		3507
3208	sub emergency_save() {	3508	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
3210		3510
…		…
3216	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
3218	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3522	$pl->save;
3222	}	3523	}
3223	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
3224		3525
3225	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
3231	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
3232		3533
3233	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
3236	};	3541	};
3237		3542
3238	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
3239	}	3544	}
3240		3545
3241	sub post_cleanup {	3546	sub post_cleanup {
3242	my ($make_core) = @_;	3547	my ($make_core) = @_;
3243		3548
3244	warn Carp::longmess "post_cleanup backtrace"	3549	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3550	if $make_core;
		3551
		3552	my $fh = pidfile;
		3553	unlink $PIDFILE if <$fh> == $$;
3246	}	3554	}
		3555
		3556	# a safer delete_package, copied from Symbol
		3557	sub clear_package($) {
		3558	my $pkg = shift;
		3559
		3560	# expand to full symbol table name if needed
		3561	unless ($pkg =~ /^main::.*::$/) {
		3562	$pkg = "main$pkg" if $pkg =~ /^::/;
		3563	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3564	$pkg .= '::' unless $pkg =~ /::$/;
		3565	}
		3566
		3567	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3568	my $stem_symtab = *{$stem}{HASH};
		3569
		3570	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3571	or return;
		3572
		3573	# clear all symbols
		3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3575	for my $name (keys %$leaf_symtab) {
		3576	_gv_clear *{"$pkg$name"};
		3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3578	}
		3579	warn "cleared package #$pkg\n";#d#
		3580	}
		3581
		3582	our $RELOAD; # how many times to reload
3247		3583
3248	sub do_reload_perl() {	3584	sub do_reload_perl() {
3249	# can/must only be called in main	3585	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3586	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3587	warn "can only reload from main coroutine";
3252	return;	3588	return;
3253	}	3589	}
3254		3590
		3591	return if $RELOAD++;
		3592
		3593	while ($RELOAD) {
3255	warn "reloading...";	3594	warn "reloading...";
3256		3595
3257	warn "entering sync_job";	3596	warn "entering sync_job";
3258		3597
3259	cf::sync_job {	3598	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3599	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3600	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3601	cf::write_runtime_sync; # external watchdog should not bark
3263		3602
3264	warn "syncing database to disk";	3603	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3605
3267	# if anything goes wrong in here, we should simply crash as we already saved	3606	# if anything goes wrong in here, we should simply crash as we already saved
3268		3607
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3608	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3609	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$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	}	3611	}
3306		3612
3307	warn "... nuking $pkg";	3613	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3614	$_->cancel for values %EXT_CORO;
3309	}	3615	%EXT_CORO = ();
3310		3616
3311	warn "unloading all perl modules loaded from $LIBDIR";	3617	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3618	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3619
		3620	warn "removing ext/exti commands";
		3621	%EXTCMD = ();
		3622	%EXTICMD = ();
		3623
		3624	warn "unloading/nuking all extensions";
		3625	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3626	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3627
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3628	if (my $cb = $pkg->can ("unload")) {
		3629	eval {
3322	$cb->();	3630	$cb->($pkg);
		3631	1
		3632	} or warn "$pkg unloaded, but with errors: $@";
		3633	}
		3634
		3635	warn "... clearing $pkg";
		3636	clear_package $pkg;
3323	}	3637	}
3324		3638
3325	Symbol::delete_package $k;	3639	warn "unloading all perl modules loaded from $LIBDIR";
		3640	while (my ($k, $v) = each %INC) {
		3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3642
		3643	warn "... unloading $k";
		3644	delete $INC{$k};
		3645
		3646	$k =~ s/\.pm$//;
		3647	$k =~ s/\//::/g;
		3648
		3649	if (my $cb = $k->can ("unload_module")) {
		3650	$cb->();
		3651	}
		3652
		3653	clear_package $k;
3326	}	3654	}
3327		3655
3328	warn "getting rid of safe::, as good as possible";	3656	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3657	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3659
3332	warn "unloading cf.pm \"a bit\"";	3660	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3661	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3662	delete $INC{"cf/pod.pm"};
3335		3663
3336	# don't, removes xs symbols, too,	3664	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3665	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3666	#clear_package __PACKAGE__;
3339		3667
3340	warn "unload completed, starting to reload now";	3668	warn "unload completed, starting to reload now";
3341		3669
3342	warn "reloading cf.pm";	3670	warn "reloading cf.pm";
3343	require cf;	3671	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3673
3346	warn "loading config and database again";	3674	warn "loading config and database again";
3347	cf::reload_config;	3675	cf::reload_config;
3348		3676
3349	warn "loading extensions";	3677	warn "loading extensions";
3350	cf::load_extensions;	3678	cf::load_extensions;
3351		3679
3352	warn "reattaching attachments to objects/players";	3680	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3681	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3682	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3683	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3684	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3685	reattach $_ for values %PLAYER;
3358		3686
3359	warn "leaving sync_job";	3687	warn "leaving sync_job";
3360		3688
3361	1	3689	1
3362	} or do {	3690	} or do {
3363	warn $@;	3691	warn $@;
3364	warn "error while reloading, exiting.";	3692	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3693	};
3367		3694
3368	warn "reloaded";	3695	warn "reloaded";
		3696	--$RELOAD;
		3697	}
3369	};	3698	};
3370		3699
3371	our $RELOAD_WATCHER; # used only during reload	3700	our $RELOAD_WATCHER; # used only during reload
3372		3701
3373	sub reload_perl() {	3702	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3703	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3704	# coro crashes during coro_state_free->destroy here.
3376		3705
3377	$RELOAD_WATCHER ||= Event->timer (	3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3378	reentrant => 0,
3379	after => 0,
3380	data => WF_AUTOCANCEL,
3381	cb => sub {
3382	do_reload_perl;	3707	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3708	undef $RELOAD_WATCHER;
3384	},
3385	);	3709	};
3386	}	3710	}
3387		3711
3388	register_command "reload" => sub {	3712	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3713	my ($who, $arg) = @_;
3390		3714
3391	if ($who->flag (FLAG_WIZ)) {	3715	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3716	$who->message ("reloading server.");
		3717	async {
		3718	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3719	reload_perl;
		3720	};
3394	}	3721	}
3395	};	3722	};
3396		3723
3397	unshift @INC, $LIBDIR;	3724	unshift @INC, $LIBDIR;
3398		3725
…		…
3400		3727
3401	our @WAIT_FOR_TICK;	3728	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3729	our @WAIT_FOR_TICK_BEGIN;
3403		3730
3404	sub wait_for_tick {	3731	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3732	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3733
3408	my $signal = new Coro::Signal;	3734	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3735	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3736	$signal->wait;
3411	}	3737	}
3412		3738
3413	sub wait_for_tick_begin {	3739	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3741
3417	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3743	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3744	$signal->wait;
3420	}	3745	}
3421		3746
3422	my $min = 1e6;#d#	3747	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 != $Coro::main) {	3748	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3750	unless ++$bug_warning > 10;
3434	return;	3751	return;
3435	}	3752	}
3436		3753
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3754	cf::server_tick; # one server iteration
3440		3755
3441	0 && sync_job {#d#	3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3758	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3759	$Coro::current->{desc} = "runtime saver";
3445	or die;	3760	write_runtime_sync
3446		3761	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	};	3762	};
		3763	}
3463		3764
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) {	3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3766	$sig->send;
3480	}	3767	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3768	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3769	$sig->send;
3483	}	3770	}
3484		3771
3485	$NOW = Event::time;	3772	$LOAD = ($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;	3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3774
3496	_post_tick;	3775	if (0) {
3497		3776	if ($NEXT_TICK) {
3498		3777	my $jitter = $TICK_START - $NEXT_TICK;
		3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3779	warn "jitter $JITTER\n";#d#
		3780	}
3499	},	3781	}
3500	);	3782	}
3501		3783
3502	{	3784	{
3503	BDB::max_poll_time $TICK * 0.1;	3785	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3786
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;	3787	BDB::min_parallel 8;
3513		3788	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3789	$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	$! = $status;
3525	},
3526	)
3527	};
3528		3790
3529	unless ($DB_ENV) {	3791	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3792	$DB_ENV = BDB::db_env_create;
		3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3795	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3798
3532	cf::sync_job {	3799	cf::sync_job {
3533	eval {	3800	eval {
3534	BDB::db_env_open	3801	BDB::db_env_open
3535	$DB_ENV,	3802	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3806	0666;
3540		3807
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($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	};	3809	};
3546		3810
3547	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3812	};
3549	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3550	}	3824	}
3551		3825
3552	{	3826	{
		3827	# configure IO::AIO
		3828
3553	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3831	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	}	3832	}
3566		3833
3567	my $_log_backtrace;	3834	my $_log_backtrace;
3568		3835
3569	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3839	$msg =~ s/\n//;
3573		3840
3574	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3843	++$_log_backtrace;
		3844	my $perl_bt = Carp::longmess $msg;
3577	async {	3845	async {
		3846	$Coro::current->{desc} = "abt $msg";
		3847
3578	my @bt = fork_call {	3848	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3849	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3850	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3851	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3852	or die "addr2line: $!";
…		…
3590	}	3860	}
3591		3861
3592	@funcs	3862	@funcs
3593	};	3863	};
3594		3864
3595	LOG llevInfo, "[ABT] $msg\n";	3865	LOG llevInfo, "[ABT] $perl_bt\n";
		3866	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3867	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3868	--$_log_backtrace;
3598	};	3869	};
3599	} else {	3870	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $msg\n";

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