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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.455 by root, Sat Sep 27 08:17:40 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	113	our $DB_ENV;
89		114
90	our %CFG;	115	our %CFG;
91		116
92	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
94		120
95	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
98		124
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
105		134
106	binmode STDOUT;	135	binmode STDOUT;
107	binmode STDERR;	136	binmode STDERR;
108		137
109	# read virtual server time, if available	138	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
114	}	143	}
115		144
116	mkdir $_	145	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		191
163	The raw value load value from the last tick.	192	The raw value load value from the last tick.
164		193
165	=item %cf::CFG	194	=item %cf::CFG
166		195
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	197	from wherever your confdir points to.
169		198
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		200
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		223
195	LOG llevError, $msg;	224	LOG llevError, $msg;
196	};	225	};
197	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
198		242
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	253	for my $pkg (qw(
210	cf::global cf::attachable	254	cf::global cf::attachable
211	cf::object cf::object::player	255	cf::object cf::object::player
212	cf::client cf::player	256	cf::client cf::player
213	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
214	cf::map cf::party cf::region	259	cf::party cf::region
215	)) {	260	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	262	}
219		263
220	$Event::DIED = sub {	264	$EV::DIED = sub {
221	warn "error in event callback: @_";	265	warn "error in event callback: @_";
222	};	266	};
223		267
224	#############################################################################	268	#############################################################################
225		269
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	293	$d
250	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
251	}	295	}
252		296
253	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
254		298
255	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
256		300
257	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
258		302
259	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
260		304
261	=cut	305	=cut
262		306
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		308
265	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
267		325
268	=item cf::lock_wait $string	326	=item cf::lock_wait $string
269		327
270	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
271		329
…		…
299	return;#d#	357	return;#d#
300	}#d#	358	}#d#
301		359
302	# wait for lock, if any	360	# wait for lock, if any
303	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	364	Coro::schedule;
306	}	365	}
307	}	366	}
308		367
…		…
327		386
328	! ! $LOCK{$key}	387	! ! $LOCK{$key}
329	}	388	}
330		389
331	sub freeze_mainloop {	390	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
333		392
334	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	394	}
336	};	395
337	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
338	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
339	}	409	}
340		410
341	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
342		412
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
356		426
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
359	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
360		432
361	while () {	433	while () {
362	next_job:	434	next_job:
363	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
371	}	443	}
372	}	444	}
373	}	445	}
374		446
375	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	450	$signal->wait;
379	} else {	451	} else {
380	Coro::schedule;	452	Coro::schedule;
381	}	453	}
382	}	454	}
383	};	455	};
384		456
385	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
386	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
387		461
388	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
390		464
…		…
404		478
405	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
406		480
407	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
408		482
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	486	acceptable.
413		487
414	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		494
421	sub sync_job(&) {	495	sub sync_job(&) {
422	my ($job) = @_;	496	my ($job) = @_;
423		497
424	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	499	my $time = EV::time;
426		500
427	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
429		503
430	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	505
432	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
433		507
434	my $busy = 1;	508	my $busy = 1;
435	my @res;	509	my @res;
436		510
437	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	513	@res = eval { $job->() };
439	warn $@ if $@;	514	warn $@ if $@;
440	undef $busy;	515	undef $busy;
441	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
442		517
443	while ($busy) {	518	while ($busy) {
444	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
445	}	523	}
		524	}
446		525
447	$time = Event::time - $time;	526	my $time = EV::time - $time;
448		527
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
453		529
454	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
455	} else {	531	} else {
456	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
457		533
…		…
482	=item fork_call { }, $args	558	=item fork_call { }, $args
483		559
484	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
488		564
489	=cut	565	=cut
490		566
491	sub fork_call(&@) {	567	sub fork_call(&@) {
492	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
499	reset_signals;	575	reset_signals;
500	&$cb	576	&$cb
501	}, @args;	577	}, @args;
502		578
503	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
		580	}
		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
504	}	607	}
505		608
506	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
507		610
508	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
647		750
648	#############################################################################	751	#############################################################################
649		752
650	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
651		754
652	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
655		758
656	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	761	Deliantra).
659		762
660	=over 4	763	=over 4
661		764
662	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
663		766
…		…
707	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
708		811
709	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
711		814
712	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
714		817
715	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
716		819
717	=over 4	820	=over 4
…		…
945	}	1048	}
946		1049
947	0	1050	0
948	}	1051	}
949		1052
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1054
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1056
954	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
955		1058
…		…
961		1064
962	=cut	1065	=cut
963		1066
964	#############################################################################	1067	#############################################################################
965	# object support	1068	# object support
966	#
967		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
968	sub _can_merge {	1103	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
970		1105
971	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1107
975	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
976	}	1110	}
977		1111
978	sub reattach {	1112	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1114	my ($obj) = @_;
981		1115
		1116	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1118
984	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
985		1120
986	@$registry = ();	1121	@$registry = ();
987		1122
…		…
1002	cf::attachable->attach (	1137	cf::attachable->attach (
1003	prio => -1000000,	1138	prio => -1000000,
1004	on_instantiate => sub {	1139	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1006		1141
1007	$data = from_json $data;	1142	$data = decode_json $data;
1008		1143
1009	for (@$data) {	1144	for (@$data) {
1010	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1011		1146
1012	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1160	},
1026	);	1161	);
1027		1162
1028	sub object_freezer_save {	1163	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1165
1033	sync_job {	1166	sync_job {
1034	if (length $$rdata) {	1167	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1038		1171
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1043	close $fh;	1176	aio_close $fh;
1044		1177
1045	if (@$objs) {	1178	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1184	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1186	}
1054	} else {	1187	} else {
1055	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1056	}	1189	}
…		…
1062	} else {	1195	} else {
1063	aio_unlink $filename;	1196	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1065	}	1198	}
1066	};	1199	};
1067
1068	undef $guard;
1069	}	1200	}
1070		1201
1071	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1073		1204
…		…
1078		1209
1079	sub object_thawer_load {	1210	sub object_thawer_load {
1080	my ($filename) = @_;	1211	my ($filename) = @_;
1081		1212
1082	my ($data, $av);	1213	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1214
1086	(aio_load $filename, $data) >= 0	1215	(aio_load $filename, $data) >= 0
1087	or return;	1216	or return;
1088		1217
1089	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1220	or return;
1092		1221
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1095	}	1224	}
1096		1225
1097	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
…		…
1229		1358
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1361
1233	$ext{source} =	1362	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1236	. $source	1365	. $source
1237	. "\n};\n1";	1366	. "\n};\n1";
1238		1367
1239	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1257		1386
1258	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1388	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1390	}
1263		1391
1264	warn $msg;	1392	warn $msg;
1265	}	1393	}
1266		1394
…		…
1280		1408
1281	=back	1409	=back
1282		1410
1283	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1284		1412
1285	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1286		1414
1287	=cut	1415	=cut
1288		1416
1289	package cf::player;	1417	package cf::player;
1290		1418
…		…
1333		1461
1334	sub exists($) {	1462	sub exists($) {
1335	my ($login) = @_;	1463	my ($login) = @_;
1336		1464
1337	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1339	}	1467	}
1340		1468
1341	sub find($) {	1469	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1471	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1482
1355	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1484	or return;
1357		1485
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1360	or return;	1487	or return;
		1488
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1364	}	1492	}
1365	}	1493	}
…		…
1375		1503
1376	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1377		1505
1378	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1380		1510
1381	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1512	cf::cede_to_tick;
1383	}	1513	}
1384		1514
…		…
1416	my ($pl) = @_;	1546	my ($pl) = @_;
1417		1547
1418	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1419		1549
1420	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1421	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1422		1552
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1427		1559
1428	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1600
1469	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1470	my $path = path $login;	1602	my $path = path $login;
1471		1603
1472	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1610	}
1478		1611
…		…
1509	}	1642	}
1510		1643
1511	\@paths	1644	\@paths
1512	}	1645	}
1513		1646
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1648
1516	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1650
1565	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1566		1652
1567	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1568		1654
…		…
1635	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1637		1723
1638	sub generate_random_map {	1724	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1640	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1730	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1855
1767	# the temporary/swap location	1856	# the temporary/swap location
1768	sub save_path {	1857	sub save_path {
1769	my ($self) = @_;	1858	my ($self) = @_;
1770		1859
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1773	}	1862	}
1774		1863
1775	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1776	sub uniq_path {	1865	sub uniq_path {
1777	my ($self) = @_;	1866	my ($self) = @_;
1778		1867
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1781	}	1870	}
1782		1871
1783	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1784	# all maps in C++...	1873	# all maps in C++...
…		…
1882		1971
1883	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1885		1974
1886	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1889		1978
1890	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1891	or return;	1980	or return;
1892		1981
1893	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1896	or return;	1985	or return;
1897		1986
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1901	undef $guard1;	1991	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	1992	$map->reset;
1904	return find $path;	1993	return find $path;
1905	}	1994	}
1906		1995
1907	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2024	$f->skip_block;
1936	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1937	or return;	2026	or return;
1938		2027
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1940	if delete $self->{load_original};	2029	if delete $self->{load_original};
1941		2030
1942	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2032	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
1970	}	2059	}
1971		2060
1972	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1974		2063
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2065	}
1977		2066
1978	$self->post_load;	2067	$self->post_load;
1979	}	2068	}
1980		2069
…		…
2038	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2039		2128
2040	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2041		2130
2042	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2133	}
2045		2134
2046	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2047		2136
2048	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
2049	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2142	if (my $map = find $k) {
2052	$map->load if $v;	2143	$map->load if $v;
2053	}	2144	}
…		…
2079	return if $self->{deny_save};	2170	return if $self->{deny_save};
2080		2171
2081	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
2082		2173
2083	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2085	};	2177	};
		2178
		2179	cf::get_slot 0.02;
2086		2180
2087	if ($uniq) {	2181	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2184	} else {
…		…
2099	$self->save;	2193	$self->save;
2100		2194
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2196
2103	return if $self->players;	2197	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2199	return if $self->{deny_save};
2106		2200
2107	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2108		2202
2109	$self->deactivate;	2203	$self->deactivate;
…		…
2227		2321
2228	sub unique_maps() {	2322	sub unique_maps() {
2229	[	2323	[
2230	map {	2324	map {
2231	utf8::decode $_;	2325	utf8::decode $_;
2232	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2233	? normalise $_	2329	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2331	]
2237	}	2332	}
2238		2333
2239	package cf;
2240
2241	=back	2334	=back
2242		2335
2243	=head3 cf::object	2336	=head3 cf::object
2244		2337
2245	=cut	2338	=cut
…		…
2248		2341
2249	=over 4	2342	=over 4
2250		2343
2251	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2252		2345
2253	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2254		2348
2255	=cut	2349	=cut
2256		2350
2257	sub inv_recursive_;	2351	sub inv_recursive_;
2258	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2264	}	2358	}
2265		2359
2266	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2267		2361
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2362	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2363
2270	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2271		2365
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2275	=cut	2369	=cut
2276		2370
2277	sub deref {	2371	sub deref {
2278	my ($ref) = @_;	2372	my ($ref) = @_;
2279		2373
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2374	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2375	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2376	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2377	or return;
2287	$pl->ob->uuid eq $uuid	2378	$pl->ob->uuid eq $uuid
2288	or return;	2379	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2310		2401
2311	=cut	2402	=cut
2312		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
		2417
2313	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2419	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2435
2331	} else {	2436	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2439	}
2335	}	2440	}
2336	}	2441	}
2337		2442
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2468
2364	=item $player_object->enter_link	2469	=item $player_object->enter_link
2365		2470
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2472
2368	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2370		2477
2371	Will never block.	2478	Will never block.
2372		2479
2373	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2374		2481
…		…
2432		2539
2433	$map->load;	2540	$map->load;
2434	$map->load_neighbours;	2541	$map->load_neighbours;
2435		2542
2436	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2437	$self->activate_recursive;	2545	$self->activate_recursive;
2438		2546
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2441	}	2549	}
…		…
2446	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2557	be called at the end of this process.
2450		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
		2561
2451	=cut	2562	=cut
2452		2563
2453	our $GOTOGEN;	2564	our $GOTOGEN;
2454		2565
2455	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2571
2461	$self->enter_link;	2572	$self->enter_link;
2462		2573
2463	(async {	2574	(async {
		2575	$Coro::current->{desc} = "player::goto $path $x $y";
		2576
2464	# *tag paths override both path and x|y	2577	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2578	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2579	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2580	my $ob = $obs[rand @obs];
2468		2581
…		…
2531	}	2644	}
2532		2645
2533	sub prepare_random_map {	2646	sub prepare_random_map {
2534	my ($exit) = @_;	2647	my ($exit) = @_;
2535		2648
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2651	# that depends on the exit object
2541		2652
2542	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2655	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2549	}	2662	}
2550		2663
2551	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2552		2665
2553	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2556		2669
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2672	undef $fh;
2560	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2561		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2564	}	2681	}
2565	}	2682	}
2566		2683
2567	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2569		2686
2570	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2571		2688
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2689	$self->enter_link;
2584		2690
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2691	(async {
2590	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2591	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2592	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2593		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2594	1;	2715	1
2595	}) {	2716	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2721
2601	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2631		2752
2632	=cut	2753	=cut
2633		2754
		2755	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2756	our %CHANNEL = (
2635	"c/identify" => {	2757	"c/identify" => {
2636	id => "identify",	2758	id => "infobox",
2637	title => "Identify",	2759	title => "Identify",
2638	reply => undef,	2760	reply => undef,
2639	tooltip => "Items recently identified",	2761	tooltip => "Items recently identified",
2640	},	2762	},
2641	"c/examine" => {	2763	"c/examine" => {
2642	id => "examine",	2764	id => "infobox",
2643	title => "Examine",	2765	title => "Examine",
2644	reply => undef,	2766	reply => undef,
2645	tooltip => "Signs and other items you examined",	2767	tooltip => "Signs and other items you examined",
2646	},	2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
		2775	"c/lookat" => {
		2776	id => "infobox",
		2777	title => "Look",
		2778	reply => undef,
		2779	tooltip => "What you saw there",
		2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2647	);	2817	);
2648		2818
2649	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2821
2652	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2653		2824
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2826
2656	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2828	if ($CHANNEL{$channel}) {
		2829	$channel = $CHANNEL{$channel};
2658		2830
		2831	$self->ext_msg (channel_info => $channel)
		2832	if $self->can_msg;
		2833
		2834	$channel = $channel->{id};
		2835
2659	if (ref $channel) {	2836	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2840	$self->ext_msg (channel_info => $channel)
2664	if $self->can_msg;	2841	if $self->can_msg;
…		…
2672	if ($self->can_msg) {	2849	if ($self->can_msg) {
2673	# default colour, mask it out	2850	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2676		2853
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2679	} else {	2870	} else {
2680	if ($color >= 0) {	2871	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {	2873	for ($msg) {
2683	1 while	2874	1 while
…		…
2881	=pod	3072	=pod
2882		3073
2883	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2884		3075
2885	cf::object	3076	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2888		3079
2889	cf::object::player	3080	cf::object::player
2890	player	3081	player
2891		3082
2892	cf::player	3083	cf::player
…		…
2897		3088
2898	=cut	3089	=cut
2899		3090
2900	for (	3091	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3094	decrease split destroy change_exp)],
2904	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2906	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2907	) {	3098	) {
2908	no strict 'refs';	3099	no strict 'refs';
…		…
3013	{	3204	{
3014	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
3015		3206
3016	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
3018	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3022		3214
3023	cf::cede_to_tick;	3215	cf::cede_to_tick;
3024	}	3216	}
3025		3217
3026	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
3028	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
3029	or next;	3222	or next;
		3223
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3227	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3052	{	3246	{
3053	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3056		3250
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;	3254	my $data;
3062		3255
3063	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3064	# prepend meta info	3257	# prepend meta info
3065		3258
3066	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3067	name => $name,	3260	name => $name,
3068	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3069	});	3262	});
3070		3263
3071	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
3072	} else {	3271	} else {
3073	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3074	}	3273	}
3075		3274
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3275	cf::cede_to_tick;
3080	}	3276	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3280
3101	1	3281	1
3102	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
3103		3303
3104	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3106		3306
3107	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3109	}	3309	}
3110	};	3310	};
		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
3111		3321
3112	sub reload_regions {	3322	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3324	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3339	}
3130		3340
3131	sub reload_archetypes {	3341	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3344	}
3140		3345
3141	sub reload_treasures {	3346	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3144	}	3349	}
3145		3350
3146	sub reload_resources {	3351	sub reload_resources {
3147	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3148		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3149	reload_regions;	3356	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3357	reload_treasures;
3154		3358
3155	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3156	}
3157
3158	sub init {
3159	reload_resources;
3160	}	3360	}
3161		3361
3162	sub reload_config {	3362	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3364	or return;
3165		3365
3166	local $/;	3366	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3168		3368
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3370
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3178	};	3378	};
3179	warn $@ if $@;	3379	warn $@ if $@;
3180	}	3380	}
3181	}	3381	}
3182		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3183	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3184	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3421	(async {
3188	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3190	};	3425	};
3191		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3192	reload_config;	3431	reload_config;
3193	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3194	load_extensions;	3445	load_extensions;
3195		3446
3196	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3197	Event::loop;	3455	EV::loop;
3198	}	3456	}
3199		3457
3200	#############################################################################	3458	#############################################################################
3201	# initialisation and cleanup	3459	# initialisation and cleanup
3202		3460
3203	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3204	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3213	},
3214	);	3467	};
3215	}	3468	}
3216	}	3469	}
3217		3470
3218	sub write_runtime {	3471	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";
3220
3221	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3223		3474
3224	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3476
3226	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3227		3478
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3229	or return;	3480	or return;
3230		3481
3231	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3244		3495
3245	close $fh	3496	close $fh
3246	or return;	3497	or return;
3247		3498
3248	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3500	and return;
3250		3501
3251	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3252		3503
3253	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_seq uuid_cur;
		3522
		3523	unless ($value) {
		3524	warn "cowardly refusing to write zero uuid value!\n";
		3525	return;
		3526	}
		3527
		3528	my $value = uuid_str $value + $uuid_skip;
		3529	$uuid_skip = 0;
		3530
		3531	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3532	and return;
		3533
		3534	# always fsync - this file is important
		3535	aio_fsync $fh
		3536	and return;
		3537
		3538	close $fh
		3539	or return;
		3540
		3541	aio_rename "$uuid~", $uuid
		3542	and return;
		3543
		3544	warn "uuid file written ($value).\n";
		3545
		3546	1
		3547
		3548	}
		3549
		3550	sub write_uuid($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
3254	}	3555	}
3255		3556
3256	sub emergency_save() {	3557	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
3258		3559
…		…
3264	# and maps saved/destroyed asynchronously.	3565	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3566	warn "begin emergency player save\n";
3266	for my $login (keys %cf::PLAYER) {	3567	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3568	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3569	$pl->valid or next;
		3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3571	$pl->save;
3270	}	3572	}
3271	warn "end emergency player save\n";	3573	warn "end emergency player save\n";
3272		3574
3273	warn "begin emergency map save\n";	3575	warn "begin emergency map save\n";
…		…
3279	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
3280		3582
3281	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
3284	};	3590	};
3285		3591
3286	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
3287	}	3593	}
3288		3594
3289	sub post_cleanup {	3595	sub post_cleanup {
3290	my ($make_core) = @_;	3596	my ($make_core) = @_;
3291		3597
3292	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3294	}	3629	}
3295		3630
3296	sub do_reload_perl() {	3631	sub do_reload_perl() {
3297	# can/must only be called in main	3632	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3299	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3300	return;	3635	return;
3301	}	3636	}
3302		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3303	warn "reloading...";	3641	warn "reloading...";
3304		3642
3305	warn "entering sync_job";	3643	warn "entering sync_job";
3306		3644
3307	cf::sync_job {	3645	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3647	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3311		3649
3312	warn "syncing database to disk";	3650	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3652
3315	# if anything goes wrong in here, we should simply crash as we already saved	3653	# if anything goes wrong in here, we should simply crash as we already saved
3316		3654
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3658	}
3354		3659
3355	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3357	}	3662	%EXT_CORO = ();
3358		3663
3359	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3673	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3674
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3370	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3371	}	3684	}
3372		3685
3373	Symbol::delete_package $k;	3686	warn "unloading all perl modules loaded from $LIBDIR";
		3687	while (my ($k, $v) = each %INC) {
		3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3689
		3690	warn "... unloading $k";
		3691	delete $INC{$k};
		3692
		3693	$k =~ s/\.pm$//;
		3694	$k =~ s/\//::/g;
		3695
		3696	if (my $cb = $k->can ("unload_module")) {
		3697	$cb->();
		3698	}
		3699
		3700	clear_package $k;
3374	}	3701	}
3375		3702
3376	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3706
3380	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3383		3710
3384	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3712	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3387		3714
3388	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3389		3716
3390	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3391	require cf;	3718	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3393		3720
3394	warn "loading config and database again";	3721	warn "loading config and database again";
3395	cf::reload_config;	3722	cf::reload_config;
3396		3723
3397	warn "loading extensions";	3724	warn "loading extensions";
3398	cf::load_extensions;	3725	cf::load_extensions;
3399		3726
3400	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3406		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3407	warn "leaving sync_job";	3737	warn "leaving sync_job";
3408		3738
3409	1	3739	1
3410	} or do {	3740	} or do {
3411	warn $@;	3741	warn $@;
3412	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3743	};
3415		3744
3416	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3417	};	3748	};
3418		3749
3419	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3420		3751
3421	sub reload_perl() {	3752	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3424		3755
3425	$RELOAD_WATCHER ||= Event->timer (	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3426	reentrant => 0,
3427	after => 0,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	do_reload_perl;	3757	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3432	},
3433	);	3759	};
3434	}	3760	}
3435		3761
3436	register_command "reload" => sub {	3762	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
3438		3764
3439	if ($who->flag (FLAG_WIZ)) {	3765	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3766	$who->message ("reloading server.");
		3767	async {
		3768	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3769	reload_perl;
		3770	};
3442	}	3771	}
3443	};	3772	};
3444		3773
3445	unshift @INC, $LIBDIR;	3774	unshift @INC, $LIBDIR;
3446		3775
…		…
3448		3777
3449	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3451		3780
3452	sub wait_for_tick {	3781	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3455		3783
3456	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3786	$signal->wait;
3459	}	3787	}
3460		3788
3461	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3464		3791
3465	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3794	$signal->wait;
3468	}	3795	}
3469		3796
3470	$TICK_WATCHER = Event->timer (	3797	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3480	return;	3801	return;
3481	}	3802	}
3482		3803
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3486		3805
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3808	Coro::async_pool {
		3809	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3810	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3811	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3812	};
		3813	}
3497		3814
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3816	$sig->send;
3500	}	3817	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3819	$sig->send;
3503	}	3820	}
3504		3821
3505	$NOW = Event::time;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3824
3516	_post_tick;	3825	if (0) {
		3826	if ($NEXT_TICK) {
		3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
3517	},	3831	}
3518	);	3832	}
3519		3833
3520	{	3834	{
		3835	# configure BDB
		3836
3521	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3838	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3839	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3840
3547	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3842	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3845	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3846	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3847	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3848
3554	cf::sync_job {	3849	cf::sync_job {
3555	eval {	3850	eval {
…		…
3565		3860
3566	cf::cleanup "db_env_open(db): $@" if $@;	3861	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3862	};
3568	}	3863	}
3569		3864
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3865	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3866	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	3867	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3868	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3870	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3873	};
3600	}	3874	}
3601		3875
3602	{	3876	{
		3877	# configure IO::AIO
		3878
3603	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3881	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3882	}
3616		3883
3617	my $_log_backtrace;	3884	my $_log_backtrace;
3618		3885
3619	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3623		3890
3624	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3627	async {	3895	async {
		3896	$Coro::current->{desc} = "abt $msg";
		3897
3628	my @bt = fork_call {	3898	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3900	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3901	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	3902	or die "addr2line: $!";
…		…
3640	}	3910	}
3641		3911
3642	@funcs	3912	@funcs
3643	};	3913	};
3644		3914
3645	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	3918	--$_log_backtrace;
3648	};	3919	};
3649	} else {	3920	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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