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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.455 by root, Sat Sep 27 08:17:40 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 = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
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, non-zero while in reload
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
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	113	our $DB_ENV;
89		114
90	our %CFG;	115	our %CFG;
91		116
92	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
94		120
95	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
98		124
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
105		134
106	binmode STDOUT;	135	binmode STDOUT;
107	binmode STDERR;	136	binmode STDERR;
108		137
109	# read virtual server time, if available	138	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
114	}	143	}
115		144
116	mkdir $_	145	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		191
163	The raw value load value from the last tick.	192	The raw value load value from the last tick.
164		193
165	=item %cf::CFG	194	=item %cf::CFG
166		195
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	197	from wherever your confdir points to.
169		198
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		200
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		223
195	LOG llevError, $msg;	224	LOG llevError, $msg;
196	};	225	};
197	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
198		242
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	253	for my $pkg (qw(
210	cf::global cf::attachable	254	cf::global cf::attachable
211	cf::object cf::object::player	255	cf::object cf::object::player
212	cf::client cf::player	256	cf::client cf::player
213	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
214	cf::map cf::party cf::region	259	cf::party cf::region
215	)) {	260	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	262	}
219		263
220	$Event::DIED = sub {	264	$EV::DIED = sub {
221	warn "error in event callback: @_";	265	warn "error in event callback: @_";
222	};	266	};
223		267
224	#############################################################################	268	#############################################################################
225		269
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	293	$d
250	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
251	}	295	}
252		296
253	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
254		298
255	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
256		300
257	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
258		302
259	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
260		304
261	=cut	305	=cut
262		306
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		308
265	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
267		325
268	=item cf::lock_wait $string	326	=item cf::lock_wait $string
269		327
270	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
271		329
…		…
299	return;#d#	357	return;#d#
300	}#d#	358	}#d#
301		359
302	# wait for lock, if any	360	# wait for lock, if any
303	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	364	Coro::schedule;
306	}	365	}
307	}	366	}
308		367
…		…
327		386
328	! ! $LOCK{$key}	387	! ! $LOCK{$key}
329	}	388	}
330		389
331	sub freeze_mainloop {	390	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
333		392
334	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	394	}
336	};	395
337	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
338	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
339	}	409	}
340		410
341	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
342		412
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
356		426
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
359	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
360		432
361	while () {	433	while () {
362	next_job:	434	next_job:
363	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
371	}	443	}
372	}	444	}
373	}	445	}
374		446
375	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	450	$signal->wait;
379	} else {	451	} else {
380	Coro::schedule;	452	Coro::schedule;
381	}	453	}
382	}	454	}
383	};	455	};
384		456
385	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
386	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
387		461
388	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
390		464
…		…
404		478
405	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
406		480
407	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
408		482
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	486	acceptable.
413		487
414	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		494
421	sub sync_job(&) {	495	sub sync_job(&) {
422	my ($job) = @_;	496	my ($job) = @_;
423		497
424	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	499	my $time = EV::time;
426		500
427	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
429		503
430	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	505
432	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
433		507
434	my $busy = 1;	508	my $busy = 1;
435	my @res;	509	my @res;
436		510
437	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	513	@res = eval { $job->() };
439	warn $@ if $@;	514	warn $@ if $@;
440	undef $busy;	515	undef $busy;
441	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
442		517
443	while ($busy) {	518	while ($busy) {
444	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
445	}	523	}
		524	}
446		525
447	$time = Event::time - $time;	526	my $time = EV::time - $time;
448		527
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
453		529
454	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
455	} else {	531	} else {
456	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
457		533
…		…
482	=item fork_call { }, $args	558	=item fork_call { }, $args
483		559
484	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
488		564
489	=cut	565	=cut
490		566
491	sub fork_call(&@) {	567	sub fork_call(&@) {
492	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
499	reset_signals;	575	reset_signals;
500	&$cb	576	&$cb
501	}, @args;	577	}, @args;
502		578
503	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
		580	}
		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
504	}	607	}
505		608
506	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
507		610
508	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
647		750
648	#############################################################################	751	#############################################################################
649		752
650	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
651		754
652	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
655		758
656	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	761	Deliantra).
659		762
660	=over 4	763	=over 4
661		764
662	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
663		766
…		…
707	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
708		811
709	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
711		814
712	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
714		817
715	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
716		819
717	=over 4	820	=over 4
…		…
945	}	1048	}
946		1049
947	0	1050	0
948	}	1051	}
949		1052
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1054
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1056
954	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
955		1058
…		…
961		1064
962	=cut	1065	=cut
963		1066
964	#############################################################################	1067	#############################################################################
965	# object support	1068	# object support
966	#
967		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
968	sub _can_merge {	1103	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
970		1105
971	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1107
975	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
976	}	1110	}
977		1111
978	sub reattach {	1112	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1114	my ($obj) = @_;
981		1115
		1116	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1118
984	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
985		1120
986	@$registry = ();	1121	@$registry = ();
987		1122
…		…
1002	cf::attachable->attach (	1137	cf::attachable->attach (
1003	prio => -1000000,	1138	prio => -1000000,
1004	on_instantiate => sub {	1139	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1006		1141
1007	$data = from_json $data;	1142	$data = decode_json $data;
1008		1143
1009	for (@$data) {	1144	for (@$data) {
1010	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1011		1146
1012	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1160	},
1026	);	1161	);
1027		1162
1028	sub object_freezer_save {	1163	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1165
1033	sync_job {	1166	sync_job {
1034	if (length $$rdata) {	1167	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1038		1171
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1043	close $fh;	1176	aio_close $fh;
1044		1177
1045	if (@$objs) {	1178	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1184	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1186	}
1054	} else {	1187	} else {
1055	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1056	}	1189	}
…		…
1062	} else {	1195	} else {
1063	aio_unlink $filename;	1196	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1065	}	1198	}
1066	};	1199	};
1067
1068	undef $guard;
1069	}	1200	}
1070		1201
1071	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1073		1204
…		…
1078		1209
1079	sub object_thawer_load {	1210	sub object_thawer_load {
1080	my ($filename) = @_;	1211	my ($filename) = @_;
1081		1212
1082	my ($data, $av);	1213	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1214
1086	(aio_load $filename, $data) >= 0	1215	(aio_load $filename, $data) >= 0
1087	or return;	1216	or return;
1088		1217
1089	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1220	or return;
1092		1221
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1095	}	1224	}
1096		1225
1097	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
…		…
1229		1358
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1361
1233	$ext{source} =	1362	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1236	. $source	1365	. $source
1237	. "\n};\n1";	1366	. "\n};\n1";
1238		1367
1239	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1257		1386
1258	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1388	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1390	}
1263		1391
1264	warn $msg;	1392	warn $msg;
1265	}	1393	}
1266		1394
…		…
1280		1408
1281	=back	1409	=back
1282		1410
1283	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1284		1412
1285	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1286		1414
1287	=cut	1415	=cut
1288		1416
1289	package cf::player;	1417	package cf::player;
1290		1418
…		…
1333		1461
1334	sub exists($) {	1462	sub exists($) {
1335	my ($login) = @_;	1463	my ($login) = @_;
1336		1464
1337	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1339	}	1467	}
1340		1468
1341	sub find($) {	1469	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1471	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1484	or return;
1357		1485
1358	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1359	or return;	1487	or return;
		1488
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1363	}	1492	}
1364	}	1493	}
…		…
1374		1503
1375	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1376		1505
1377	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1379		1510
1380	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1512	cf::cede_to_tick;
1382	}	1513	}
1383		1514
…		…
1415	my ($pl) = @_;	1546	my ($pl) = @_;
1416		1547
1417	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1418		1549
1419	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1552
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1426		1559
1427	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1600
1468	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1469	my $path = path $login;	1602	my $path = path $login;
1470		1603
1471	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1610	}
1477		1611
…		…
1508	}	1642	}
1509		1643
1510	\@paths	1644	\@paths
1511	}	1645	}
1512		1646
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1648
1515	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1650
1564	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1565		1652
1566	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1567		1654
…		…
1634	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1636		1723
1637	sub generate_random_map {	1724	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1639	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1730	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1855
1766	# the temporary/swap location	1856	# the temporary/swap location
1767	sub save_path {	1857	sub save_path {
1768	my ($self) = @_;	1858	my ($self) = @_;
1769		1859
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1772	}	1862	}
1773		1863
1774	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1775	sub uniq_path {	1865	sub uniq_path {
1776	my ($self) = @_;	1866	my ($self) = @_;
1777		1867
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1780	}	1870	}
1781		1871
1782	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1783	# all maps in C++...	1873	# all maps in C++...
…		…
1881		1971
1882	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1884		1974
1885	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1888		1978
1889	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1890	or return;	1980	or return;
1891		1981
1892	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	1985	or return;
1896		1986
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1900	undef $guard1;	1991	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1992	$map->reset;
1903	return find $path;	1993	return find $path;
1904	}	1994	}
1905		1995
1906	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2024	$f->skip_block;
1935	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1936	or return;	2026	or return;
1937		2027
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1939	if delete $self->{load_original};	2029	if delete $self->{load_original};
1940		2030
1941	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2032	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
1969	}	2059	}
1970		2060
1971	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1973		2063
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2065	}
1976		2066
1977	$self->post_load;	2067	$self->post_load;
1978	}	2068	}
1979		2069
…		…
2037	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2038		2128
2039	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2040		2130
2041	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2133	}
2044		2134
2045	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2046		2136
2047	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
2048	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2142	if (my $map = find $k) {
2051	$map->load if $v;	2143	$map->load if $v;
2052	}	2144	}
…		…
2078	return if $self->{deny_save};	2170	return if $self->{deny_save};
2079		2171
2080	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
2081		2173
2082	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2084	};	2177	};
		2178
		2179	cf::get_slot 0.02;
2085		2180
2086	if ($uniq) {	2181	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2184	} else {
…		…
2098	$self->save;	2193	$self->save;
2099		2194
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2196
2102	return if $self->players;	2197	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2199	return if $self->{deny_save};
2105		2200
2106	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2107		2202
2108	$self->deactivate;	2203	$self->deactivate;
…		…
2226		2321
2227	sub unique_maps() {	2322	sub unique_maps() {
2228	[	2323	[
2229	map {	2324	map {
2230	utf8::decode $_;	2325	utf8::decode $_;
2231	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2232	? normalise $_	2329	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2331	]
2236	}	2332	}
2237		2333
2238	package cf;
2239
2240	=back	2334	=back
2241		2335
2242	=head3 cf::object	2336	=head3 cf::object
2243		2337
2244	=cut	2338	=cut
…		…
2247		2341
2248	=over 4	2342	=over 4
2249		2343
2250	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2251		2345
2252	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2253		2348
2254	=cut	2349	=cut
2255		2350
2256	sub inv_recursive_;	2351	sub inv_recursive_;
2257	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2263	}	2358	}
2264		2359
2265	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2266		2361
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2362	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2363
2269	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2270		2365
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2274	=cut	2369	=cut
2275		2370
2276	sub deref {	2371	sub deref {
2277	my ($ref) = @_;	2372	my ($ref) = @_;
2278		2373
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2374	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2375	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2376	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2377	or return;
2286	$pl->ob->uuid eq $uuid	2378	$pl->ob->uuid eq $uuid
2287	or return;	2379	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2309		2401
2310	=cut	2402	=cut
2311		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
		2417
2312	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2419	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2435
2330	} else {	2436	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2439	}
2334	}	2440	}
2335	}	2441	}
2336		2442
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2468
2363	=item $player_object->enter_link	2469	=item $player_object->enter_link
2364		2470
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2472
2367	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2369		2477
2370	Will never block.	2478	Will never block.
2371		2479
2372	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2373		2481
…		…
2431		2539
2432	$map->load;	2540	$map->load;
2433	$map->load_neighbours;	2541	$map->load_neighbours;
2434		2542
2435	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2545	$self->activate_recursive;
2437		2546
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2440	}	2549	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2557	be called at the end of this process.
2449		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
		2561
2450	=cut	2562	=cut
2451		2563
2452	our $GOTOGEN;	2564	our $GOTOGEN;
2453		2565
2454	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2571
2460	$self->enter_link;	2572	$self->enter_link;
2461		2573
2462	(async {	2574	(async {
		2575	$Coro::current->{desc} = "player::goto $path $x $y";
		2576
2463	# *tag paths override both path and x|y	2577	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2578	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2579	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2580	my $ob = $obs[rand @obs];
2467		2581
…		…
2530	}	2644	}
2531		2645
2532	sub prepare_random_map {	2646	sub prepare_random_map {
2533	my ($exit) = @_;	2647	my ($exit) = @_;
2534		2648
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2651	# that depends on the exit object
2540		2652
2541	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2655	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2548	}	2662	}
2549		2663
2550	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2551		2665
2552	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2555		2669
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2672	undef $fh;
2559	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2560		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2563	}	2681	}
2564	}	2682	}
2565		2683
2566	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2568		2686
2569	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2570		2688
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2689	$self->enter_link;
2583		2690
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2691	(async {
2589	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2590	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2591	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2592		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2593	1;	2715	1
2594	}) {	2716	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2721
2600	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2630		2752
2631	=cut	2753	=cut
2632		2754
		2755	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2756	our %CHANNEL = (
2634	"c/identify" => {	2757	"c/identify" => {
2635	id => "identify",	2758	id => "infobox",
2636	title => "Identify",	2759	title => "Identify",
2637	reply => undef,	2760	reply => undef,
2638	tooltip => "Items recently identified",	2761	tooltip => "Items recently identified",
2639	},	2762	},
2640	"c/examine" => {	2763	"c/examine" => {
2641	id => "examine",	2764	id => "infobox",
2642	title => "Examine",	2765	title => "Examine",
2643	reply => undef,	2766	reply => undef,
2644	tooltip => "Signs and other items you examined",	2767	tooltip => "Signs and other items you examined",
2645	},	2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
		2775	"c/lookat" => {
		2776	id => "infobox",
		2777	title => "Look",
		2778	reply => undef,
		2779	tooltip => "What you saw there",
		2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2646	);	2817	);
2647		2818
2648	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2821
2651	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2652		2824
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2826
2655	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2828	if ($CHANNEL{$channel}) {
		2829	$channel = $CHANNEL{$channel};
2657		2830
		2831	$self->ext_msg (channel_info => $channel)
		2832	if $self->can_msg;
		2833
		2834	$channel = $channel->{id};
		2835
2658	if (ref $channel) {	2836	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2840	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2841	if $self->can_msg;
…		…
2671	if ($self->can_msg) {	2849	if ($self->can_msg) {
2672	# default colour, mask it out	2850	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2675		2853
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2678	} else {	2870	} else {
2679	if ($color >= 0) {	2871	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {	2873	for ($msg) {
2682	1 while	2874	1 while
…		…
2880	=pod	3072	=pod
2881		3073
2882	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2883		3075
2884	cf::object	3076	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2887		3079
2888	cf::object::player	3080	cf::object::player
2889	player	3081	player
2890		3082
2891	cf::player	3083	cf::player
…		…
2896		3088
2897	=cut	3089	=cut
2898		3090
2899	for (	3091	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3094	decrease split destroy change_exp)],
2903	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2906	) {	3098	) {
2907	no strict 'refs';	3099	no strict 'refs';
…		…
3012	{	3204	{
3013	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
3014		3206
3015	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
3017	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3214
3022	cf::cede_to_tick;	3215	cf::cede_to_tick;
3023	}	3216	}
3024		3217
3025	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
3027	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
3028	or next;	3222	or next;
		3223
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3227	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3246	{
3052	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3055		3250
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3254	my $data;
3061		3255
3062	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3063	# prepend meta info	3257	# prepend meta info
3064		3258
3065	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3066	name => $name,	3260	name => $name,
3067	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3068	});	3262	});
3069		3263
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
3071	} else {	3271	} else {
3072	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3073	}	3273	}
3074		3274
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3275	cf::cede_to_tick;
3079	}	3276	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3280
3100	1	3281	1
3101	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
3102		3303
3103	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3105		3306
3106	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3108	}	3309	}
3109	};	3310	};
		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
3110		3321
3111	sub reload_regions {	3322	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3324	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3339	}
3129		3340
3130	sub reload_archetypes {	3341	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3344	}
3139		3345
3140	sub reload_treasures {	3346	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3143	}	3349	}
3144		3350
3145	sub reload_resources {	3351	sub reload_resources {
3146	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3147		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3148	reload_regions;	3356	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3357	reload_treasures;
3153		3358
3154	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3360	}
3160		3361
3161	sub reload_config {	3362	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3364	or return;
3164		3365
3165	local $/;	3366	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3167		3368
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3370
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3177	};	3378	};
3178	warn $@ if $@;	3379	warn $@ if $@;
3179	}	3380	}
3180	}	3381	}
3181		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3182	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3183	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3421	(async {
3187	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3189	};	3425	};
3190		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3191	reload_config;	3431	reload_config;
3192	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3193	load_extensions;	3445	load_extensions;
3194		3446
3195	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3196	Event::loop;	3455	EV::loop;
3197	}	3456	}
3198		3457
3199	#############################################################################	3458	#############################################################################
3200	# initialisation and cleanup	3459	# initialisation and cleanup
3201		3460
3202	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3203	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3212	},
3213	);	3467	};
3214	}	3468	}
3215	}	3469	}
3216		3470
3217	sub write_runtime {	3471	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3222		3474
3223	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3476
3225	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3226		3478
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3480	or return;
3229		3481
3230	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3243		3495
3244	close $fh	3496	close $fh
3245	or return;	3497	or return;
3246		3498
3247	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3500	and return;
3249		3501
3250	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3251		3503
3252	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_seq uuid_cur;
		3522
		3523	unless ($value) {
		3524	warn "cowardly refusing to write zero uuid value!\n";
		3525	return;
		3526	}
		3527
		3528	my $value = uuid_str $value + $uuid_skip;
		3529	$uuid_skip = 0;
		3530
		3531	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3532	and return;
		3533
		3534	# always fsync - this file is important
		3535	aio_fsync $fh
		3536	and return;
		3537
		3538	close $fh
		3539	or return;
		3540
		3541	aio_rename "$uuid~", $uuid
		3542	and return;
		3543
		3544	warn "uuid file written ($value).\n";
		3545
		3546	1
		3547
		3548	}
		3549
		3550	sub write_uuid($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
3253	}	3555	}
3254		3556
3255	sub emergency_save() {	3557	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
3257		3559
…		…
3263	# and maps saved/destroyed asynchronously.	3565	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3566	warn "begin emergency player save\n";
3265	for my $login (keys %cf::PLAYER) {	3567	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3568	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3569	$pl->valid or next;
		3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3571	$pl->save;
3269	}	3572	}
3270	warn "end emergency player save\n";	3573	warn "end emergency player save\n";
3271		3574
3272	warn "begin emergency map save\n";	3575	warn "begin emergency map save\n";
…		…
3278	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
3279		3582
3280	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
3283	};	3590	};
3284		3591
3285	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
3286	}	3593	}
3287		3594
3288	sub post_cleanup {	3595	sub post_cleanup {
3289	my ($make_core) = @_;	3596	my ($make_core) = @_;
3290		3597
3291	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3293	}	3629	}
3294		3630
3295	sub do_reload_perl() {	3631	sub do_reload_perl() {
3296	# can/must only be called in main	3632	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3299	return;	3635	return;
3300	}	3636	}
3301		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3302	warn "reloading...";	3641	warn "reloading...";
3303		3642
3304	warn "entering sync_job";	3643	warn "entering sync_job";
3305		3644
3306	cf::sync_job {	3645	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3647	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3310		3649
3311	warn "syncing database to disk";	3650	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3652
3314	# if anything goes wrong in here, we should simply crash as we already saved	3653	# if anything goes wrong in here, we should simply crash as we already saved
3315		3654
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3658	}
3353		3659
3354	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3356	}	3662	%EXT_CORO = ();
3357		3663
3358	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3673	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3674
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3369	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3370	}	3684	}
3371		3685
3372	Symbol::delete_package $k;	3686	warn "unloading all perl modules loaded from $LIBDIR";
		3687	while (my ($k, $v) = each %INC) {
		3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3689
		3690	warn "... unloading $k";
		3691	delete $INC{$k};
		3692
		3693	$k =~ s/\.pm$//;
		3694	$k =~ s/\//::/g;
		3695
		3696	if (my $cb = $k->can ("unload_module")) {
		3697	$cb->();
		3698	}
		3699
		3700	clear_package $k;
3373	}	3701	}
3374		3702
3375	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3706
3379	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3382		3710
3383	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3712	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3386		3714
3387	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3388		3716
3389	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3390	require cf;	3718	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3392		3720
3393	warn "loading config and database again";	3721	warn "loading config and database again";
3394	cf::reload_config;	3722	cf::reload_config;
3395		3723
3396	warn "loading extensions";	3724	warn "loading extensions";
3397	cf::load_extensions;	3725	cf::load_extensions;
3398		3726
3399	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3405		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3406	warn "leaving sync_job";	3737	warn "leaving sync_job";
3407		3738
3408	1	3739	1
3409	} or do {	3740	} or do {
3410	warn $@;	3741	warn $@;
3411	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3743	};
3414		3744
3415	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3416	};	3748	};
3417		3749
3418	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3419		3751
3420	sub reload_perl() {	3752	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3423		3755
3424	$RELOAD_WATCHER ||= Event->timer (	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3425	reentrant => 0,
3426	after => 0,
3427	data => WF_AUTOCANCEL,
3428	cb => sub {
3429	do_reload_perl;	3757	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3431	},
3432	);	3759	};
3433	}	3760	}
3434		3761
3435	register_command "reload" => sub {	3762	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
3437		3764
3438	if ($who->flag (FLAG_WIZ)) {	3765	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3766	$who->message ("reloading server.");
		3767	async {
		3768	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3769	reload_perl;
		3770	};
3441	}	3771	}
3442	};	3772	};
3443		3773
3444	unshift @INC, $LIBDIR;	3774	unshift @INC, $LIBDIR;
3445		3775
…		…
3447		3777
3448	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3450		3780
3451	sub wait_for_tick {	3781	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3783
3455	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3786	$signal->wait;
3458	}	3787	}
3459		3788
3460	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3791
3464	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3794	$signal->wait;
3467	}	3795	}
3468		3796
3469	$TICK_WATCHER = Event->timer (	3797	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3479	return;	3801	return;
3480	}	3802	}
3481		3803
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3485		3805
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3808	Coro::async_pool {
		3809	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3810	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3811	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3812	};
		3813	}
3496		3814
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3816	$sig->send;
3499	}	3817	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3819	$sig->send;
3502	}	3820	}
3503		3821
3504	$NOW = Event::time;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3824
3515	_post_tick;	3825	if (0) {
		3826	if ($NEXT_TICK) {
		3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
3516	},	3831	}
3517	);	3832	}
3518		3833
3519	{	3834	{
		3835	# configure BDB
		3836
3520	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3838	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3839	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3840
3546	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3842	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3845	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3846	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3847	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		3848
3553	cf::sync_job {	3849	cf::sync_job {
3554	eval {	3850	eval {
…		…
3564		3860
3565	cf::cleanup "db_env_open(db): $@" if $@;	3861	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3862	};
3567	}	3863	}
3568		3864
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	3865	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3866	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	3867	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	3868	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	3870	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	3873	};
3599	}	3874	}
3600		3875
3601	{	3876	{
		3877	# configure IO::AIO
		3878
3602	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	3881	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	3882	}
3615		3883
3616	my $_log_backtrace;	3884	my $_log_backtrace;
3617		3885
3618	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3621	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3622		3890
3623	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3625	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3626	async {	3895	async {
		3896	$Coro::current->{desc} = "abt $msg";
		3897
3627	my @bt = fork_call {	3898	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3900	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3901	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	3902	or die "addr2line: $!";
…		…
3639	}	3910	}
3640		3911
3641	@funcs	3912	@funcs
3642	};	3913	};
3643		3914
3644	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	3918	--$_log_backtrace;
3647	};	3919	};
3648	} else {	3920	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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