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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.369 by root, Thu Sep 13 08:35:25 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 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;	110	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	113	our $DB_ENV;
88		114
89	our %CFG;	115	our %CFG;
90		116
91	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
93		120
94	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
97		124
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		127
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
104		136
105	binmode STDOUT;	137	binmode STDOUT;
106	binmode STDERR;	138	binmode STDERR;
107		139
108	# read virtual server time, if available	140	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
113	}	145	}
114		146
115	mkdir $_	147	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
161		193
162	The raw value load value from the last tick.	194	The raw value load value from the last tick.
163		195
164	=item %cf::CFG	196	=item %cf::CFG
165		197
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	199	from wherever your confdir points to.
168		200
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		202
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		225
194	LOG llevError, $msg;	226	LOG llevError, $msg;
195	};	227	};
196	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
197		244
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	255	for my $pkg (qw(
209	cf::global cf::attachable	256	cf::global cf::attachable
210	cf::object cf::object::player	257	cf::object cf::object::player
211	cf::client cf::player	258	cf::client cf::player
212	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
213	cf::map cf::party cf::region	261	cf::party cf::region
214	)) {	262	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	264	}
218		265
219	$Event::DIED = sub {	266	$EV::DIED = sub {
220	warn "error in event callback: @_";	267	warn "error in event callback: @_";
221	};	268	};
222		269
223	#############################################################################	270	#############################################################################
224		271
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	295	$d
249	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
250	}	297	}
251		298
252	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
253		300
254	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
255		302
256	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
257		304
258	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
259		306
260	=cut	307	=cut
261		308
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		310
264	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
266		327
267	=item cf::lock_wait $string	328	=item cf::lock_wait $string
268		329
269	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
270		331
…		…
298	return;#d#	359	return;#d#
299	}#d#	360	}#d#
300		361
301	# wait for lock, if any	362	# wait for lock, if any
302	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
303	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;	366	Coro::schedule;
305	}	367	}
306	}	368	}
307		369
…		…
326		388
327	! ! $LOCK{$key}	389	! ! $LOCK{$key}
328	}	390	}
329		391
330	sub freeze_mainloop {	392	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
332		394
333	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
334	$TICK_WATCHER->start;	396	}
335	};	397
336	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
337	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
338	}	411	}
339		412
340	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
341		414
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
355		428
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
358	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
359		434
360	while () {	435	while () {
361	next_job:	436	next_job:
362	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
370	}	445	}
371	}	446	}
372	}	447	}
373		448
374	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	452	$signal->wait;
378	} else {	453	} else {
379	Coro::schedule;	454	Coro::schedule;
380	}	455	}
381	}	456	}
382	};	457	};
383		458
384	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
385	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
386		463
387	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
389		466
…		…
403		480
404	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
405		482
406	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
407		484
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	488	acceptable.
412		489
413	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		496
420	sub sync_job(&) {	497	sub sync_job(&) {
421	my ($job) = @_;	498	my ($job) = @_;
422		499
423	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	501	my $time = EV::time;
425		502
426	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
428		505
429	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	507
431	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
432		509
433	my $busy = 1;	510	my $busy = 1;
434	my @res;	511	my @res;
435		512
436	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	515	@res = eval { $job->() };
438	warn $@ if $@;	516	warn $@ if $@;
439	undef $busy;	517	undef $busy;
440	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
441		519
442	while ($busy) {	520	while ($busy) {
443	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
444	}	525	}
		526	}
445		527
446	$time = Event::time - $time;	528	my $time = EV::time - $time;
447		529
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
452		531
453	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
454	} else {	533	} else {
455	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
456		535
…		…
481	=item fork_call { }, $args	560	=item fork_call { }, $args
482		561
483	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
487		566
488	=cut	567	=cut
489		568
490	sub fork_call(&@) {	569	sub fork_call(&@) {
491	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
498	reset_signals;	577	reset_signals;
499	&$cb	578	&$cb
500	}, @args;	579	}, @args;
501		580
502	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
503	}	609	}
504		610
505	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
506		612
507	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
646		752
647	#############################################################################	753	#############################################################################
648		754
649	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
650		756
651	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
654		760
655	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	763	Deliantra).
658		764
659	=over 4	765	=over 4
660		766
661	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
662		768
…		…
706	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
707		813
708	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
710		816
711	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
713		819
714	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
715		821
716	=over 4	822	=over 4
…		…
944	}	1050	}
945		1051
946	0	1052	0
947	}	1053	}
948		1054
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1056
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1058
953	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
954		1060
…		…
960		1066
961	=cut	1067	=cut
962		1068
963	#############################################################################	1069	#############################################################################
964	# object support	1070	# object support
965	#
966		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
967	sub _can_merge {	1105	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
969		1107
970	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1109
974	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
975	}	1112	}
976		1113
977	sub reattach {	1114	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1116	my ($obj) = @_;
980		1117
		1118	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1120
983	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
984		1122
985	@$registry = ();	1123	@$registry = ();
986		1124
…		…
1001	cf::attachable->attach (	1139	cf::attachable->attach (
1002	prio => -1000000,	1140	prio => -1000000,
1003	on_instantiate => sub {	1141	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1005		1143
1006	$data = from_json $data;	1144	$data = decode_json $data;
1007		1145
1008	for (@$data) {	1146	for (@$data) {
1009	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1010		1148
1011	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1162	},
1025	);	1163	);
1026		1164
1027	sub object_freezer_save {	1165	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1167
1032	sync_job {	1168	sync_job {
1033	if (length $$rdata) {	1169	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1037		1173
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1178	aio_close $fh;
1043		1179
1044	if (@$objs) {	1180	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1186	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1188	}
1053	} else {	1189	} else {
1054	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1055	}	1191	}
1056		1192
1057	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1197	} else {
1059	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1060	}	1199	}
1061	} else {	1200	} else {
1062	aio_unlink $filename;	1201	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1202	aio_unlink "$filename.pst";
1064	}	1203	}
1065	};	1204	};
1066
1067	undef $guard;
1068	}	1205	}
1069		1206
1070	sub object_freezer_as_string {	1207	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1208	my ($rdata, $objs) = @_;
1072		1209
…		…
1077		1214
1078	sub object_thawer_load {	1215	sub object_thawer_load {
1079	my ($filename) = @_;	1216	my ($filename) = @_;
1080		1217
1081	my ($data, $av);	1218	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1219
1085	(aio_load $filename, $data) >= 0	1220	(aio_load $filename, $data) >= 0
1086	or return;	1221	or return;
1087		1222
1088	unless (aio_stat "$filename.pst") {	1223	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1224	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1225	or return;
1091		1226
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1227	my $st = eval { Coro::Storable::thaw $av };
		1228	$av = $st->{objs};
1094	}	1229	}
1095		1230
1096	utf8::decode (my $decname = $filename);	1231	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1232	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1233	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1160		1295
1161	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1162	}	1297	}
1163		1298
		1299	use File::Glob ();
		1300
1164	cf::player->attach (	1301	cf::player->attach (
1165	on_command => sub {	1302	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1167		1304
1168	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1200		1337
1201	cf::override;	1338	cf::override;
1202	},	1339	},
1203	);	1340	);
1204		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
		1354
1205	sub load_extensions {	1355	sub load_extensions {
1206	cf::sync_job {	1356	cf::sync_job {
1207	my %todo;	1357	my %todo;
1208		1358
1209	for my $path (<$LIBDIR/*.ext>) {	1359	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1378
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1381
1232	$ext{source} =	1382	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1235	. $source	1385	. $source
1236	. "\n};\n1";	1386	. "\n};\n1";
1237		1387
1238	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1256		1406
1257	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1408	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1410	}
1262		1411
1263	warn $msg;	1412	warn $msg;
1264	}	1413	}
1265		1414
…		…
1279		1428
1280	=back	1429	=back
1281		1430
1282	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1283		1432
1284	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1285		1434
1286	=cut	1435	=cut
1287		1436
1288	package cf::player;	1437	package cf::player;
1289		1438
…		…
1332		1481
1333	sub exists($) {	1482	sub exists($) {
1334	my ($login) = @_;	1483	my ($login) = @_;
1335		1484
1336	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1338	}	1487	}
1339		1488
1340	sub find($) {	1489	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1491	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1501	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1502
1354	my $f = new_from_file cf::object::thawer path $login	1503	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1504	or return;
1356		1505
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1506	my $pl = cf::player::load_pl $f
1359	or return;	1507	or return;
		1508
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1509	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1510	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1363	}	1512	}
1364	}	1513	}
…		…
1374		1523
1375	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1376		1525
1377	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
		1528
		1529	cf::get_slot 0.01;
1379		1530
1380	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1532	cf::cede_to_tick;
1382	}	1533	}
1383		1534
…		…
1415	my ($pl) = @_;	1566	my ($pl) = @_;
1416		1567
1417	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1418		1569
1419	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1572
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1426		1579
1427	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1620
1468	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
1469	my $path = path $login;	1622	my $path = path $login;
1470		1623
1471	# a .pst is a dead give-away for a valid player	1624	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1630	}
1477		1631
…		…
1508	}	1662	}
1509		1663
1510	\@paths	1664	\@paths
1511	}	1665	}
1512		1666
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1668
1515	Expand crossfire pod fragments into protocol xml.	1669	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		1670
1564	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1565		1672
1566	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1567		1674
…		…
1634	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1636		1743
1637	sub generate_random_map {	1744	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1639	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1750	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1875
1766	# the temporary/swap location	1876	# the temporary/swap location
1767	sub save_path {	1877	sub save_path {
1768	my ($self) = @_;	1878	my ($self) = @_;
1769		1879
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1772	}	1882	}
1773		1883
1774	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1775	sub uniq_path {	1885	sub uniq_path {
1776	my ($self) = @_;	1886	my ($self) = @_;
1777		1887
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1780	}	1890	}
1781		1891
1782	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1783	# all maps in C++...	1893	# all maps in C++...
…		…
1881		1991
1882	cf::lock_wait "map_data:$path";#d#remove	1992	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1884		1994
1885	$cf::MAP{$path} || do {	1995	$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	1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1997	my $guard2 = cf::lock_acquire "map_find:$path";
1888		1998
1889	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1890	or return;	2000	or return;
1891		2001
1892	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	2005	or return;
1896		2006
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
1900	undef $guard1;	2011	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2012	$map->reset;
1903	return find $path;	2013	return find $path;
1904	}	2014	}
1905		2015
1906	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2043	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2044	$f->skip_block;
1935	$self->_load_objects ($f)	2045	$self->_load_objects ($f)
1936	or return;	2046	or return;
1937		2047
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
1939	if delete $self->{load_original};	2049	if delete $self->{load_original};
1940		2050
1941	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2052	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2053	unless (aio_stat $uniq) {
…		…
1969	}	2079	}
1970		2080
1971	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
1973		2083
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2085	}
1976		2086
1977	$self->post_load;	2087	$self->post_load;
1978	}	2088	}
1979		2089
…		…
2037	my ($path, $origin, $load) = @_;	2147	my ($path, $origin, $load) = @_;
2038		2148
2039	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
2040		2150
2041	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2153	}
2044		2154
2045	$MAP_PREFETCH{$path} |= $load;	2155	$MAP_PREFETCH{$path} |= $load;
2046		2156
2047	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
		2158	$Coro::current->{desc} = "map prefetcher";
		2159
2048	while (%MAP_PREFETCH) {	2160	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2161	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2162	if (my $map = find $k) {
2051	$map->load if $v;	2163	$map->load if $v;
2052	}	2164	}
…		…
2078	return if $self->{deny_save};	2190	return if $self->{deny_save};
2079		2191
2080	local $self->{last_access} = $self->last_access;#d#	2192	local $self->{last_access} = $self->last_access;#d#
2081		2193
2082	cf::async {	2194	cf::async {
		2195	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2084	};	2197	};
		2198
		2199	cf::get_slot 0.02;
2085		2200
2086	if ($uniq) {	2201	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2204	} else {
…		…
2098	$self->save;	2213	$self->save;
2099		2214
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2216
2102	return if $self->players;	2217	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2219	return if $self->{deny_save};
2105		2220
2106	$self->in_memory (cf::MAP_SWAPPED);	2221	$self->in_memory (cf::MAP_SWAPPED);
2107		2222
2108	$self->deactivate;	2223	$self->deactivate;
…		…
2226		2341
2227	sub unique_maps() {	2342	sub unique_maps() {
2228	[	2343	[
2229	map {	2344	map {
2230	utf8::decode $_;	2345	utf8::decode $_;
2231	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2232	? normalise $_	2349	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2351	]
2236	}	2352	}
2237		2353
2238	package cf;
2239
2240	=back	2354	=back
2241		2355
2242	=head3 cf::object	2356	=head3 cf::object
2243		2357
2244	=cut	2358	=cut
…		…
2247		2361
2248	=over 4	2362	=over 4
2249		2363
2250	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2251		2365
2252	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2253		2368
2254	=cut	2369	=cut
2255		2370
2256	sub inv_recursive_;	2371	sub inv_recursive_;
2257	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2263	}	2378	}
2264		2379
2265	=item $ref = $ob->ref	2380	=item $ref = $ob->ref
2266		2381
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2382	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2383
2269	=item $ob = cf::object::deref ($refstring)	2384	=item $ob = cf::object::deref ($refstring)
2270		2385
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2387	even if the object actually exists. May block.
…		…
2274	=cut	2389	=cut
2275		2390
2276	sub deref {	2391	sub deref {
2277	my ($ref) = @_;	2392	my ($ref) = @_;
2278		2393
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2394	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2395	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2396	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2397	or return;
2286	$pl->ob->uuid eq $uuid	2398	$pl->ob->uuid eq $uuid
2287	or return;	2399	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2309		2421
2310	=cut	2422	=cut
2311		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
		2437
2312	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2439	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2442	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2455
2330	} else {	2456	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2459	}
2334	}	2460	}
2335	}	2461	}
2336		2462
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2488
2363	=item $player_object->enter_link	2489	=item $player_object->enter_link
2364		2490
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2492
2367	The player should be reasonably safe there for short amounts of time. You	2493	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.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2369		2497
2370	Will never block.	2498	Will never block.
2371		2499
2372	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2373		2501
…		…
2431		2559
2432	$map->load;	2560	$map->load;
2433	$map->load_neighbours;	2561	$map->load_neighbours;
2434		2562
2435	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2565	$self->activate_recursive;
2437		2566
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2440	}	2569	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2574	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	2575	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	2576	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2577	be called at the end of this process.
2449		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
		2581
2450	=cut	2582	=cut
2451		2583
2452	our $GOTOGEN;	2584	our $GOTOGEN;
2453		2585
2454	sub cf::object::player::goto {	2586	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2591
2460	$self->enter_link;	2592	$self->enter_link;
2461		2593
2462	(async {	2594	(async {
		2595	$Coro::current->{desc} = "player::goto $path $x $y";
		2596
2463	# *tag paths override both path and x|y	2597	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2598	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2599	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2600	my $ob = $obs[rand @obs];
2467		2601
…		…
2530	}	2664	}
2531		2665
2532	sub prepare_random_map {	2666	sub prepare_random_map {
2533	my ($exit) = @_;	2667	my ($exit) = @_;
2534		2668
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2671	# that depends on the exit object
2540		2672
2541	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2675	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2548	}	2682	}
2549		2683
2550	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2551		2685
2552	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2555		2689
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2692	undef $fh;
2559	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2560		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2563	}	2701	}
2564	}	2702	}
2565		2703
2566	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2568		2706
2569	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2570		2708
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;	2709	$self->enter_link;
2583		2710
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 {	2711	(async {
2589	$self->deactivate_recursive; # just to be sure	2712	$Coro::current->{desc} = "enter_exit";
		2713
2590	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2591	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2592		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2593	1;	2735	1
2594	}) {	2736	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2741
2600	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2770	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2771	the message unless the client supports the msg packet.
2630		2772
2631	=cut	2773	=cut
2632		2774
		2775	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2776	our %CHANNEL = (
2634	"c/identify" => {	2777	"c/identify" => {
2635	id => "identify",	2778	id => "infobox",
2636	title => "Identify",	2779	title => "Identify",
2637	reply => undef,	2780	reply => undef,
2638	tooltip => "Items recently identified",	2781	tooltip => "Items recently identified",
2639	},	2782	},
2640	"c/examine" => {	2783	"c/examine" => {
2641	id => "examine",	2784	id => "infobox",
2642	title => "Examine",	2785	title => "Examine",
2643	reply => undef,	2786	reply => undef,
2644	tooltip => "Signs and other items you examined",	2787	tooltip => "Signs and other items you examined",
2645	},	2788	},
		2789	"c/book" => {
		2790	id => "infobox",
		2791	title => "Book",
		2792	reply => undef,
		2793	tooltip => "The contents of a note or book",
		2794	},
		2795	"c/lookat" => {
		2796	id => "infobox",
		2797	title => "Look",
		2798	reply => undef,
		2799	tooltip => "What you saw there",
		2800	},
		2801	"c/who" => {
		2802	id => "infobox",
		2803	title => "Players",
		2804	reply => undef,
		2805	tooltip => "Shows players who are currently online",
		2806	},
		2807	"c/body" => {
		2808	id => "infobox",
		2809	title => "Body Parts",
		2810	reply => undef,
		2811	tooltip => "Shows which body parts you posess and are available",
		2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
2646	);	2837	);
2647		2838
2648	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2841
2651	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2652		2844
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2846
2655	# check predefined channels, for the benefit of C	2847	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2848	if ($CHANNEL{$channel}) {
		2849	$channel = $CHANNEL{$channel};
2657		2850
		2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
		2853
		2854	$channel = $channel->{id};
		2855
2658	if (ref $channel) {	2856	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2857	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2858	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2859	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2860	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2861	if $self->can_msg;
…		…
2671	if ($self->can_msg) {	2869	if ($self->can_msg) {
2672	# default colour, mask it out	2870	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2675		2873
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2678	} else {	2890	} else {
2679	if ($color >= 0) {	2891	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {	2893	for ($msg) {
2682	1 while	2894	1 while
…		…
2880	=pod	3092	=pod
2881		3093
2882	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
2883		3095
2884	cf::object	3096	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3097	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3098	insert remove name archname title slaying race decrease split
2887		3099
2888	cf::object::player	3100	cf::object::player
2889	player	3101	player
2890		3102
2891	cf::player	3103	cf::player
…		…
2896		3108
2897	=cut	3109	=cut
2898		3110
2899	for (	3111	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3113	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3114	decrease split destroy change_exp)],
2903	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
2906	) {	3118	) {
2907	no strict 'refs';	3119	no strict 'refs';
…		…
3012	{	3224	{
3013	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
3014		3226
3015	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
3017	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3232	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};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3234
3022	cf::cede_to_tick;	3235	cf::cede_to_tick;
3023	}	3236	}
3024		3237
3025	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
3027	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
3028	or next;	3242	or next;
		3243
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3247	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3266	{
3052	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
3055		3270
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3274	my $data;
3061		3275
3062	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
3063	# prepend meta info	3277	# prepend meta info
3064		3278
3065	my $meta = $enc->encode ({	3279	my $meta = $enc->encode ({
3066	name => $name,	3280	name => $name,
3067	%{ $info->{meta} || {} },	3281	%{ $info->{meta} || {} },
3068	});	3282	});
3069		3283
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
		3285	} else {
		3286	$data = $info->{data};
		3287	}
		3288
		3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
3071	} else {	3291	} else {
3072	$data = $info->{data};	3292	$RESOURCE{$name} = $info;
3073	}	3293	}
3074		3294
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;	3295	cf::cede_to_tick;
3079	}	3296	}
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	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3300
3100	1	3301	1
3101	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
3102		3323
3103	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
3105		3326
3106	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
3108	}	3329	}
3109	};	3330	};
		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
3110		3341
3111	sub reload_regions {	3342	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3343	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3344	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3345	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3359	}
3129		3360
3130	sub reload_archetypes {	3361	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3363	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	}	3364	}
3139		3365
3140	sub reload_treasures {	3366	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
3143	}	3369	}
3144		3370
3145	sub reload_resources {	3371	sub reload_resources {
3146	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
3147		3373
		3374	reload_facedata;
		3375	reload_archetypes;
3148	reload_regions;	3376	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3377	reload_treasures;
3153		3378
3154	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3380	}
3160		3381
3161	sub reload_config {	3382	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3384	or return;
3164		3385
3165	local $/;	3386	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
3167		3388
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3390
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$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};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3177	};	3398	};
3178	warn $@ if $@;	3399	warn $@ if $@;
3179	}	3400	}
3180	}	3401	}
3181		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3182	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3183	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3441	(async {
3187	Event::one_event;	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3443	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3189	};	3445	};
3190		3446
		3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
3191	reload_config;	3451	reload_config;
3192	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3193	load_extensions;	3465	load_extensions;
3194		3466
3195	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
		3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3196	Event::loop;	3475	EV::loop;
3197	}	3476	}
3198		3477
3199	#############################################################################	3478	#############################################################################
3200	# initialisation and cleanup	3479	# initialisation and cleanup
3201		3480
3202	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
3203	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3485	$SIGWATCHER{$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";	3486	cf::cleanup "SIG$signal";
3212	},
3213	);	3487	};
3214	}	3488	}
3215	}	3489	}
3216		3490
3217	sub write_runtime {	3491	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3222		3494
3223	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3496
3225	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3226		3498
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3500	or return;
3229		3501
3230	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3243		3515
3244	close $fh	3516	close $fh
3245	or return;	3517	or return;
3246		3518
3247	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3520	and return;
3249		3521
3250	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3251		3523
3252	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3253	}	3575	}
3254		3576
3255	sub emergency_save() {	3577	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3257		3579
3258	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3259		3581
3260	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3261	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3594	$pl->valid or next;
		3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3596	$pl->save;
3269	}	3597	}
3270	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3271		3599
3272	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3603	$map->valid or next;
3276	$map->save;	3604	$map->save;
3277	}	3605	}
3278	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3279		3607
3280	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3283	};	3615	};
3284		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3285	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3286	}	3623	}
3287		3624
3288	sub post_cleanup {	3625	sub post_cleanup {
3289	my ($make_core) = @_;	3626	my ($make_core) = @_;
3290		3627
3291	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3293	}	3659	}
3294		3660
3295	sub do_reload_perl() {	3661	sub do_reload_perl() {
3296	# can/must only be called in main	3662	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3299	return;	3665	return;
3300	}	3666	}
3301		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3302	warn "reloading...";	3673	warn "reloading...";
3303		3674
3304	warn "entering sync_job";	3675	warn "entering sync_job";
3305		3676
3306	cf::sync_job {	3677	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3679	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3310		3681
3311	warn "syncing database to disk";	3682	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3684
3314	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3315		3686
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$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	}	3690	}
3353		3691
3354	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3356	}	3694	%EXT_CORO = ();
3357		3695
3358	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3705	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3706
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3369	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3370	}	3716	}
3371		3717
3372	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3373	}	3733	}
3374		3734
3375	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3738
3379	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3382		3742
3383	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3744	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3386		3746
3387	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3388		3748
3389	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3390	require cf;	3750	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3392		3752
3393	warn "loading config and database again";	3753	warn "loading config and database again";
3394	cf::reload_config;	3754	cf::reload_config;
3395		3755
3396	warn "loading extensions";	3756	warn "loading extensions";
3397	cf::load_extensions;	3757	cf::load_extensions;
3398		3758
		3759	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3405		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3406	warn "leaving sync_job";	3771	warn "leaving sync_job";
3407		3772
3408	1	3773	1
3409	} or do {	3774	} or do {
3410	warn $@;	3775	warn $@;
3411	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3777	};
3414		3778
3415	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3416	};	3785	};
3417		3786
3418	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3419		3788
3420	sub reload_perl() {	3789	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3423		3792
3424	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3795
3427	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3797	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3431	},	3799	};
3432	);	3800	};
3433	}	3801	}
3434		3802
3435	register_command "reload" => sub {	3803	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
3437		3805
3438	if ($who->flag (FLAG_WIZ)) {	3806	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3807	$who->message ("reloading server.");
		3808	async {
		3809	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3810	reload_perl;
		3811	};
3441	}	3812	}
3442	};	3813	};
3443		3814
3444	unshift @INC, $LIBDIR;	3815	unshift @INC, $LIBDIR;
3445		3816
…		…
3447		3818
3448	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3450		3821
3451	sub wait_for_tick {	3822	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3824
3455	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3827	$signal->wait;
3458	}	3828	}
3459		3829
3460	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3832
3464	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3835	$signal->wait;
3467	}	3836	}
3468		3837
3469	our $stat_fh;	3838	sub tick {
3470	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3471
3472	$TICK_WATCHER = Event->timer (
3473	reentrant => 0,
3474	parked => 1,
3475	prio => 0,
3476	at => $NEXT_TICK || $TICK,
3477	data => WF_AUTOCANCEL,
3478	cb => sub {
3479	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3480	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3481	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3482	return;	3842	return;
3483	}	3843	}
3484		3844
3485	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3486
3487	$NOW = $tick_start = Event::time;
3488
3489	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3490		3846
3491	$RUNTIME += $TICK;
3492	$NEXT_TICK += $TICK;
3493
3494	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3495	$NEXT_RUNTIME_WRITE = $NOW + 10;	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3496	Coro::async_pool {	3849	Coro::async_pool {
		3850	$Coro::current->{desc} = "runtime saver";
3497	write_runtime	3851	write_runtime_sync
3498	or warn "ERROR: unable to write runtime file: $!";	3852	or warn "ERROR: unable to write runtime file: $!";
3499	};
3500	}	3853	};
		3854	}
3501		3855
3502	# my $AFTER = Event::time;
3503	# warn $AFTER - $NOW;#d#
3504
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	3857	$sig->send;
3507	}	3858	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3509	$sig->send;	3860	$sig->send;
3510	}	3861	}
3511		3862
3512	$NOW = Event::time;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		3865
3523	_post_tick;	3866	if (0) {
3524		3867	if ($NEXT_TICK) {
3525	# gather some statistics#d#	3868	my $jitter = $TICK_START - $NEXT_TICK;
3526	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3527	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3870	warn "jitter $JITTER\n";#d#
		3871	}
3528	},	3872	}
3529	);	3873	}
3530		3874
3531	{	3875	{
		3876	# configure BDB
		3877
3532	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3533	BDB::max_poll_time $TICK * 0.1;	3879	BDB::max_poll_reqs $TICK * 0.1;
3534	$BDB_POLL_WATCHER = Event->io (	3880	$AnyEvent::BDB::WATCHER->priority (1);
3535	reentrant => 0,
3536	fd => BDB::poll_fileno,
3537	poll => 'r',
3538	prio => 0,
3539	data => WF_AUTOCANCEL,
3540	cb => \&BDB::poll_cb,
3541	);
3542
3543	BDB::set_sync_prepare {
3544	my $status;
3545	my $current = $Coro::current;
3546	(
3547	sub {
3548	$status = $!;
3549	$current->ready; undef $current;
3550	},
3551	sub {
3552	Coro::schedule while defined $current;
3553	$! = $status;
3554	},
3555	)
3556	};
3557		3881
3558	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3559	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
		3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3560		3889
3561	cf::sync_job {	3890	cf::sync_job {
3562	eval {	3891	eval {
3563	BDB::db_env_open	3892	BDB::db_env_open
3564	$DB_ENV,	3893	$DB_ENV,
…		…
3566	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3895	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3567	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3896	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3568	0666;	3897	0666;
3569		3898
3570	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3899	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3571
3572	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3573	| BDB::LOG_AUTOREMOVE, 1);
3574	$DB_ENV->set_lk_detect;
3575	};	3900	};
3576		3901
3577	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3578	};	3903	};
3579	}	3904	}
3580		3905
3581	$BDB_CHECKPOINT_WATCHER = Event->timer (	3906	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3582	after => 11,	3907	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3583	interval => 60,	3908	};
3584	hard => 1,	3909	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3585	prio => 0,
3586	data => WF_AUTOCANCEL,
3587	cb => sub {
3588	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3589	},
3590	);	3911	};
3591	$BDB_TRICKLE_WATCHER = Event->timer (	3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3592	after => 5,
3593	interval => 10,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3599	},
3600	);	3914	};
3601	}	3915	}
3602		3916
3603	{	3917	{
		3918	# configure IO::AIO
		3919
3604	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3605
3606	undef $Coro::AIO::WATCHER;
3607	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3608	$AIO_POLL_WATCHER = Event->io (	3922	undef $AnyEvent::AIO::WATCHER;
3609	reentrant => 0,
3610	data => WF_AUTOCANCEL,
3611	fd => IO::AIO::poll_fileno,
3612	poll => 'r',
3613	prio => 6,
3614	cb => \&IO::AIO::poll_cb,
3615	);
3616	}	3923	}
3617		3924
3618	my $_log_backtrace;	3925	my $_log_backtrace;
3619		3926
3620	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3623	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3624		3931
3625	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3626	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3627	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3628	async {	3936	async {
		3937	$Coro::current->{desc} = "abt $msg";
		3938
3629	my @bt = fork_call {	3939	my @bt = fork_call {
3630	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
3631	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3941	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3632	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3942	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3633	or die "addr2line: $!";	3943	or die "addr2line: $!";
…		…
3641	}	3951	}
3642		3952
3643	@funcs	3953	@funcs
3644	};	3954	};
3645		3955
3646	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3647	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3648	--$_log_backtrace;	3959	--$_log_backtrace;
3649	};	3960	};
3650	} else {	3961	} else {
3651	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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