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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.370 by root, Thu Sep 13 10:59:41 2007 UTC vs.
Revision 1.452 by root, Tue Sep 23 00:24:52 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 $TICK_START; # for load detecting purposes
104		132
105	binmode STDOUT;	133	binmode STDOUT;
106	binmode STDERR;	134	binmode STDERR;
107		135
108	# read virtual server time, if available	136	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
113	}	141	}
114		142
115	mkdir $_	143	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
161		189
162	The raw value load value from the last tick.	190	The raw value load value from the last tick.
163		191
164	=item %cf::CFG	192	=item %cf::CFG
165		193
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	195	from wherever your confdir points to.
168		196
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		198
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		221
194	LOG llevError, $msg;	222	LOG llevError, $msg;
195	};	223	};
196	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
197		240
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	251	for my $pkg (qw(
209	cf::global cf::attachable	252	cf::global cf::attachable
210	cf::object cf::object::player	253	cf::object cf::object::player
211	cf::client cf::player	254	cf::client cf::player
212	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
213	cf::map cf::party cf::region	257	cf::party cf::region
214	)) {	258	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	260	}
218		261
219	$Event::DIED = sub {	262	$EV::DIED = sub {
220	warn "error in event callback: @_";	263	warn "error in event callback: @_";
221	};	264	};
222		265
223	#############################################################################	266	#############################################################################
224		267
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	291	$d
249	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
250	}	293	}
251		294
252	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
253		296
254	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
255		298
256	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
257		300
258	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
259		302
260	=cut	303	=cut
261		304
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		306
264	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
266		309
267	=item cf::lock_wait $string	310	=item cf::lock_wait $string
268		311
269	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
270		313
…		…
298	return;#d#	341	return;#d#
299	}#d#	342	}#d#
300		343
301	# wait for lock, if any	344	# wait for lock, if any
302	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
303	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;	348	Coro::schedule;
305	}	349	}
306	}	350	}
307		351
…		…
326		370
327	! ! $LOCK{$key}	371	! ! $LOCK{$key}
328	}	372	}
329		373
330	sub freeze_mainloop {	374	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
332		376
333	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
334	$TICK_WATCHER->start;	378	}
335	};	379
336	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
337	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
338	}	393	}
339		394
340	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
341		396
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
355		410
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
358	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
359		416
360	while () {	417	while () {
361	next_job:	418	next_job:
362	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
370	}	427	}
371	}	428	}
372	}	429	}
373		430
374	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	434	$signal->wait;
378	} else {	435	} else {
379	Coro::schedule;	436	Coro::schedule;
380	}	437	}
381	}	438	}
382	};	439	};
383		440
384	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
385	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
386		445
387	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
389		448
…		…
403		462
404	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
405		464
406	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
407		466
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	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	468	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	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	470	acceptable.
412		471
413	If it must be done, put the blocking parts into C<sync_job>. This will run	472	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	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		478
420	sub sync_job(&) {	479	sub sync_job(&) {
421	my ($job) = @_;	480	my ($job) = @_;
422		481
423	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	483	my $time = EV::time;
425		484
426	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
428		487
429	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	489
431	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
432		491
433	my $busy = 1;	492	my $busy = 1;
434	my @res;	493	my @res;
435		494
436	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	497	@res = eval { $job->() };
438	warn $@ if $@;	498	warn $@ if $@;
439	undef $busy;	499	undef $busy;
440	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
441		501
442	while ($busy) {	502	while ($busy) {
443	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
444	}	507	}
		508	}
445		509
446	$time = Event::time - $time;	510	my $time = EV::time - $time;
447		511
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	512	$TICK_START += $time; # do not account sync jobs to server load
452		513
453	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
454	} else {	515	} else {
455	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
456		517
…		…
481	=item fork_call { }, $args	542	=item fork_call { }, $args
482		543
483	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
487		548
488	=cut	549	=cut
489		550
490	sub fork_call(&@) {	551	sub fork_call(&@) {
491	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
…		…
498	reset_signals;	559	reset_signals;
499	&$cb	560	&$cb
500	}, @args;	561	}, @args;
501		562
502	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
		564	}
		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
503	}	591	}
504		592
505	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
506		594
507	Returns a single value from the environment database.	595	Returns a single value from the environment database.
…		…
646		734
647	#############################################################################	735	#############################################################################
648		736
649	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
650		738
651	Many objects in crossfire are so-called attachable objects. That means you can	739	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")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
654		742
655	In the following description, CLASS can be any of C<global>, C<object>	743	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	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	745	Deliantra).
658		746
659	=over 4	747	=over 4
660		748
661	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
662		750
…		…
706	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
707		795
708	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
710		798
711	Some classes such as crossfire maps and objects can specify attachments	799	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.	800	that are attached at load/instantiate time, thus the need for a name.
713		801
714	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
715		803
716	=over 4	804	=over 4
…		…
944	}	1032	}
945		1033
946	0	1034	0
947	}	1035	}
948		1036
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1038
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1040
953	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
954		1042
…		…
960		1048
961	=cut	1049	=cut
962		1050
963	#############################################################################	1051	#############################################################################
964	# object support	1052	# object support
965	#
966		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
967	sub _can_merge {	1087	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
969		1089
970	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1091
974	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
975	}	1094	}
976		1095
977	sub reattach {	1096	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1098	my ($obj) = @_;
980		1099
		1100	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1102
983	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
984		1104
985	@$registry = ();	1105	@$registry = ();
986		1106
…		…
1001	cf::attachable->attach (	1121	cf::attachable->attach (
1002	prio => -1000000,	1122	prio => -1000000,
1003	on_instantiate => sub {	1123	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
1005		1125
1006	$data = from_json $data;	1126	$data = decode_json $data;
1007		1127
1008	for (@$data) {	1128	for (@$data) {
1009	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
1010		1130
1011	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1144	},
1025	);	1145	);
1026		1146
1027	sub object_freezer_save {	1147	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1149
1032	sync_job {	1150	sync_job {
1033	if (length $$rdata) {	1151	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1152	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1037		1155
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1160	aio_close $fh;
1043		1161
1044	if (@$objs) {	1162	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1168	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1170	}
1053	} else {	1171	} else {
1054	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1055	}	1173	}
…		…
1061	} else {	1179	} else {
1062	aio_unlink $filename;	1180	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1064	}	1182	}
1065	};	1183	};
1066
1067	undef $guard;
1068	}	1184	}
1069		1185
1070	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1072		1188
…		…
1077		1193
1078	sub object_thawer_load {	1194	sub object_thawer_load {
1079	my ($filename) = @_;	1195	my ($filename) = @_;
1080		1196
1081	my ($data, $av);	1197	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1198
1085	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1086	or return;	1200	or return;
1087		1201
1088	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1204	or return;
1091		1205
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1094	}	1208	}
1095		1209
1096	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
…		…
1228		1342
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1345
1232	$ext{source} =	1346	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1235	. $source	1349	. $source
1236	. "\n};\n1";	1350	. "\n};\n1";
1237		1351
1238	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1256		1370
1257	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1372	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1374	}
1262		1375
1263	warn $msg;	1376	warn $msg;
1264	}	1377	}
1265		1378
…		…
1279		1392
1280	=back	1393	=back
1281		1394
1282	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1283		1396
1284	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1285		1398
1286	=cut	1399	=cut
1287		1400
1288	package cf::player;	1401	package cf::player;
1289		1402
…		…
1332		1445
1333	sub exists($) {	1446	sub exists($) {
1334	my ($login) = @_;	1447	my ($login) = @_;
1335		1448
1336	$cf::PLAYER{$login}	1449	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1450	or !aio_stat path $login
1338	}	1451	}
1339		1452
1340	sub find($) {	1453	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1454	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1455	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1466
1354	my $f = new_from_file cf::object::thawer path $login	1467	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1468	or return;
1356		1469
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1470	my $pl = cf::player::load_pl $f
1359	or return;	1471	or return;
		1472
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1473	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1474	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1363	}	1476	}
1364	}	1477	}
…		…
1374		1487
1375	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1376		1489
1377	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
		1492
		1493	cf::get_slot 0.01;
1379		1494
1380	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1496	cf::cede_to_tick;
1382	}	1497	}
1383		1498
…		…
1415	my ($pl) = @_;	1530	my ($pl) = @_;
1416		1531
1417	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1418		1533
1419	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1536
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1426		1543
1427	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1584
1468	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
1469	my $path = path $login;	1586	my $path = path $login;
1470		1587
1471	# a .pst is a dead give-away for a valid player	1588	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1594	}
1477		1595
…		…
1508	}	1626	}
1509		1627
1510	\@paths	1628	\@paths
1511	}	1629	}
1512		1630
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1632
1515	Expand crossfire pod fragments into protocol xml.	1633	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		1634
1564	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1565		1636
1566	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1567		1638
…		…
1634	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1636		1707
1637	sub generate_random_map {	1708	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1639	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1714	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1839
1766	# the temporary/swap location	1840	# the temporary/swap location
1767	sub save_path {	1841	sub save_path {
1768	my ($self) = @_;	1842	my ($self) = @_;
1769		1843
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1772	}	1846	}
1773		1847
1774	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1775	sub uniq_path {	1849	sub uniq_path {
1776	my ($self) = @_;	1850	my ($self) = @_;
1777		1851
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1780	}	1854	}
1781		1855
1782	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1783	# all maps in C++...	1857	# all maps in C++...
…		…
1881		1955
1882	cf::lock_wait "map_data:$path";#d#remove	1956	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1884		1958
1885	$cf::MAP{$path} || do {	1959	$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	1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1961	my $guard2 = cf::lock_acquire "map_find:$path";
1888		1962
1889	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1890	or return;	1964	or return;
1891		1965
1892	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	1969	or return;
1896		1970
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
1900	undef $guard1;	1975	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1976	$map->reset;
1903	return find $path;	1977	return find $path;
1904	}	1978	}
1905		1979
1906	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2007	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2008	$f->skip_block;
1935	$self->_load_objects ($f)	2009	$self->_load_objects ($f)
1936	or return;	2010	or return;
1937		2011
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1939	if delete $self->{load_original};	2013	if delete $self->{load_original};
1940		2014
1941	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2016	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2017	unless (aio_stat $uniq) {
…		…
1969	}	2043	}
1970		2044
1971	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
1973		2047
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2049	}
1976		2050
1977	$self->post_load;	2051	$self->post_load;
1978	}	2052	}
1979		2053
…		…
2037	my ($path, $origin, $load) = @_;	2111	my ($path, $origin, $load) = @_;
2038		2112
2039	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
2040		2114
2041	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2117	}
2044		2118
2045	$MAP_PREFETCH{$path} |= $load;	2119	$MAP_PREFETCH{$path} |= $load;
2046		2120
2047	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
2048	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2126	if (my $map = find $k) {
2051	$map->load if $v;	2127	$map->load if $v;
2052	}	2128	}
…		…
2078	return if $self->{deny_save};	2154	return if $self->{deny_save};
2079		2155
2080	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2081		2157
2082	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2084	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2085		2164
2086	if ($uniq) {	2165	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2168	} else {
…		…
2098	$self->save;	2177	$self->save;
2099		2178
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2180
2102	return if $self->players;	2181	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2183	return if $self->{deny_save};
2105		2184
2106	$self->in_memory (cf::MAP_SWAPPED);	2185	$self->in_memory (cf::MAP_SWAPPED);
2107		2186
2108	$self->deactivate;	2187	$self->deactivate;
…		…
2226		2305
2227	sub unique_maps() {	2306	sub unique_maps() {
2228	[	2307	[
2229	map {	2308	map {
2230	utf8::decode $_;	2309	utf8::decode $_;
2231	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2232	? normalise $_	2313	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2315	]
2236	}	2316	}
2237		2317
2238	package cf;
2239
2240	=back	2318	=back
2241		2319
2242	=head3 cf::object	2320	=head3 cf::object
2243		2321
2244	=cut	2322	=cut
…		…
2247		2325
2248	=over 4	2326	=over 4
2249		2327
2250	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2251		2329
2252	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2253		2332
2254	=cut	2333	=cut
2255		2334
2256	sub inv_recursive_;	2335	sub inv_recursive_;
2257	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2263	}	2342	}
2264		2343
2265	=item $ref = $ob->ref	2344	=item $ref = $ob->ref
2266		2345
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2346	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2347
2269	=item $ob = cf::object::deref ($refstring)	2348	=item $ob = cf::object::deref ($refstring)
2270		2349
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2351	even if the object actually exists. May block.
…		…
2274	=cut	2353	=cut
2275		2354
2276	sub deref {	2355	sub deref {
2277	my ($ref) = @_;	2356	my ($ref) = @_;
2278		2357
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2359	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2361	or return;
2286	$pl->ob->uuid eq $uuid	2362	$pl->ob->uuid eq $uuid
2287	or return;	2363	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2309		2385
2310	=cut	2386	=cut
2311		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
		2401
2312	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2403	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2406	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2419
2330	} else {	2420	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2423	}
2334	}	2424	}
2335	}	2425	}
2336		2426
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2452
2363	=item $player_object->enter_link	2453	=item $player_object->enter_link
2364		2454
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2456
2367	The player should be reasonably safe there for short amounts of time. You	2457	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.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2369		2461
2370	Will never block.	2462	Will never block.
2371		2463
2372	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2373		2465
…		…
2431		2523
2432	$map->load;	2524	$map->load;
2433	$map->load_neighbours;	2525	$map->load_neighbours;
2434		2526
2435	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2529	$self->activate_recursive;
2437		2530
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2440	}	2533	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2538	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	2539	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	2540	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2541	be called at the end of this process.
2449		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2450	=cut	2546	=cut
2451		2547
2452	our $GOTOGEN;	2548	our $GOTOGEN;
2453		2549
2454	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2555
2460	$self->enter_link;	2556	$self->enter_link;
2461		2557
2462	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
2463	# *tag paths override both path and x|y	2561	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2562	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2564	my $ob = $obs[rand @obs];
2467		2565
…		…
2530	}	2628	}
2531		2629
2532	sub prepare_random_map {	2630	sub prepare_random_map {
2533	my ($exit) = @_;	2631	my ($exit) = @_;
2534		2632
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2635	# that depends on the exit object
2540		2636
2541	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2639	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2548	}	2646	}
2549		2647
2550	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2551		2649
2552	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2555		2653
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2656	undef $fh;
2559	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2560		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2563	}	2665	}
2564	}	2666	}
2565		2667
2566	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2568		2670
2569	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2570		2672
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;	2673	$self->enter_link;
2583		2674
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 {	2675	(async {
2589	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2590	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2591	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2592		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2593	1;	2699	1
2594	}) {	2700	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2705
2600	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2630		2736
2631	=cut	2737	=cut
2632		2738
		2739	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2740	our %CHANNEL = (
2634	"c/identify" => {	2741	"c/identify" => {
2635	id => "identify",	2742	id => "infobox",
2636	title => "Identify",	2743	title => "Identify",
2637	reply => undef,	2744	reply => undef,
2638	tooltip => "Items recently identified",	2745	tooltip => "Items recently identified",
2639	},	2746	},
2640	"c/examine" => {	2747	"c/examine" => {
2641	id => "examine",	2748	id => "infobox",
2642	title => "Examine",	2749	title => "Examine",
2643	reply => undef,	2750	reply => undef,
2644	tooltip => "Signs and other items you examined",	2751	tooltip => "Signs and other items you examined",
2645	},	2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
2646	);	2801	);
2647		2802
2648	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2805
2651	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2652		2808
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2810
2655	# check predefined channels, for the benefit of C	2811	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
2657		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2658	if (ref $channel) {	2820	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2824	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2825	if $self->can_msg;
…		…
2671	if ($self->can_msg) {	2833	if ($self->can_msg) {
2672	# default colour, mask it out	2834	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2675		2837
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2678	} else {	2854	} else {
2679	if ($color >= 0) {	2855	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {	2857	for ($msg) {
2682	1 while	2858	1 while
…		…
2880	=pod	3056	=pod
2881		3057
2882	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2883		3059
2884	cf::object	3060	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3062	insert remove name archname title slaying race decrease split
2887		3063
2888	cf::object::player	3064	cf::object::player
2889	player	3065	player
2890		3066
2891	cf::player	3067	cf::player
…		…
2896		3072
2897	=cut	3073	=cut
2898		3074
2899	for (	3075	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3077	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3078	decrease split destroy change_exp)],
2903	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2906	) {	3082	) {
2907	no strict 'refs';	3083	no strict 'refs';
…		…
3012	{	3188	{
3013	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
3014		3190
3015	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
3017	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3196	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};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3198
3022	cf::cede_to_tick;	3199	cf::cede_to_tick;
3023	}	3200	}
3024		3201
3025	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
3027	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
3028	or next;	3206	or next;
		3207
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3211	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3230	{
3052	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
3055		3234
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
		3236	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3238	my $data;
3061		3239
3062	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
3063	# prepend meta info	3241	# prepend meta info
3064		3242
3065	my $meta = $enc->encode ({	3243	my $meta = $enc->encode ({
3066	name => $name,	3244	name => $name,
3067	%{ $info->{meta} || {} },	3245	%{ $info->{meta} || {} },
3068	});	3246	});
3069		3247
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
		3249	} else {
		3250	$data = $info->{data};
		3251	}
		3252
		3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
3071	} else {	3255	} else {
3072	$data = $info->{data};	3256	$RESOURCE{$name} = $info;
3073	}	3257	}
3074		3258
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;	3259	cf::cede_to_tick;
3079	}	3260	}
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	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3264
3100	1	3265	1
3101	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
3102		3287
3103	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
3105		3290
3106	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
3108	}	3293	}
3109	};	3294	};
		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
3110		3305
3111	sub reload_regions {	3306	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3307	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3308	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3309	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3323	}
3129		3324
3130	sub reload_archetypes {	3325	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3327	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	}	3328	}
3139		3329
3140	sub reload_treasures {	3330	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
3143	}	3333	}
3144		3334
3145	sub reload_resources {	3335	sub reload_resources {
3146	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
3147		3337
		3338	reload_facedata;
		3339	reload_archetypes;
3148	reload_regions;	3340	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3341	reload_treasures;
3153		3342
3154	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
3155	}	3344	}
3156		3345
3157	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
3158	reload_resources;	3351	reload_resources;
3159	}	3352	}
3160		3353
3161	sub reload_config {	3354	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3356	or return;
3164		3357
3165	local $/;	3358	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3167		3360
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3362
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$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};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3177	};	3370	};
3178	warn $@ if $@;	3371	warn $@ if $@;
3179	}	3372	}
3180	}	3373	}
3181		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3182	sub main {	3394	sub main {
		3395	atomic;
		3396
3183	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3400	(async {
3187	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3189	};	3404	};
3190		3405
		3406	{
		3407	my $guard = freeze_mainloop;
3191	reload_config;	3408	reload_config;
3192	db_init;	3409	db_init;
3193	load_extensions;	3410	load_extensions;
3194		3411
3195	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3196	Event::loop;	3420	EV::loop;
3197	}	3421	}
3198		3422
3199	#############################################################################	3423	#############################################################################
3200	# initialisation and cleanup	3424	# initialisation and cleanup
3201		3425
3202	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3203	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3430	$SIGWATCHER{$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";	3431	cf::cleanup "SIG$signal";
3212	},
3213	);	3432	};
3214	}	3433	}
3215	}	3434	}
3216		3435
3217	sub write_runtime {	3436	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3222		3439
3223	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3441
3225	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3226		3443
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3445	or return;
3229		3446
3230	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3243		3460
3244	close $fh	3461	close $fh
3245	or return;	3462	or return;
3246		3463
3247	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3465	and return;
3249		3466
3250	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3251		3468
3252	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3253	}	3513	}
3254		3514
3255	sub emergency_save() {	3515	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3257		3517
…		…
3263	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3265	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3529	$pl->save;
3269	}	3530	}
3270	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3271		3532
3272	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3278	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3279		3540
3280	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3283	};	3548	};
3284		3549
3285	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3286	}	3551	}
3287		3552
3288	sub post_cleanup {	3553	sub post_cleanup {
3289	my ($make_core) = @_;	3554	my ($make_core) = @_;
3290		3555
3291	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3293	}	3587	}
3294		3588
3295	sub do_reload_perl() {	3589	sub do_reload_perl() {
3296	# can/must only be called in main	3590	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3299	return;	3593	return;
3300	}	3594	}
3301		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3302	warn "reloading...";	3599	warn "reloading...";
3303		3600
3304	warn "entering sync_job";	3601	warn "entering sync_job";
3305		3602
3306	cf::sync_job {	3603	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3605	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3310		3607
3311	warn "syncing database to disk";	3608	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3610
3314	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3315		3612
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$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	}	3616	}
3353		3617
3354	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3356	}	3620	%EXT_CORO = ();
3357		3621
3358	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3631	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3632
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3369	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3370	}	3642	}
3371		3643
3372	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3373	}	3659	}
3374		3660
3375	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3664
3379	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3382		3668
3383	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3670	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3386		3672
3387	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3388		3674
3389	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3390	require cf;	3676	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3392		3678
3393	warn "loading config and database again";	3679	warn "loading config and database again";
3394	cf::reload_config;	3680	cf::reload_config;
3395		3681
3396	warn "loading extensions";	3682	warn "loading extensions";
3397	cf::load_extensions;	3683	cf::load_extensions;
3398		3684
3399	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3405		3691
3406	warn "leaving sync_job";	3692	warn "leaving sync_job";
3407		3693
3408	1	3694	1
3409	} or do {	3695	} or do {
3410	warn $@;	3696	warn $@;
3411	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3698	};
3414		3699
3415	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3416	};	3703	};
3417		3704
3418	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3419		3706
3420	sub reload_perl() {	3707	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3423		3710
3424	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3425	reentrant => 0,
3426	after => 0,
3427	data => WF_AUTOCANCEL,
3428	cb => sub {
3429	do_reload_perl;	3712	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3431	},
3432	);	3714	};
3433	}	3715	}
3434		3716
3435	register_command "reload" => sub {	3717	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3437		3719
3438	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3724	reload_perl;
		3725	};
3441	}	3726	}
3442	};	3727	};
3443		3728
3444	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3445		3730
…		…
3447		3732
3448	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3450		3735
3451	sub wait_for_tick {	3736	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3738
3455	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3741	$signal->wait;
3458	}	3742	}
3459		3743
3460	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3746
3464	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3749	$signal->wait;
3467	}	3750	}
3468		3751
3469	$TICK_WATCHER = Event->timer (	3752	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3479	return;	3756	return;
3480	}	3757	}
3481		3758
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3485		3760
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3763	Coro::async_pool {
		3764	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3765	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3766	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3767	};
		3768	}
3496		3769
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3771	$sig->send;
3499	}	3772	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3774	$sig->send;
3502	}	3775	}
3503		3776
3504	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3779
3515	_post_tick;	3780	if (0) {
		3781	if ($NEXT_TICK) {
		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3516	},	3786	}
3517	);	3787	}
3518		3788
3519	{	3789	{
		3790	# configure BDB
		3791
3520	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3793	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3794	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3795
3546	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3548		3803
3549	cf::sync_job {	3804	cf::sync_job {
3550	eval {	3805	eval {
3551	BDB::db_env_open	3806	BDB::db_env_open
3552	$DB_ENV,	3807	$DB_ENV,
…		…
3554	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3809	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3555	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3810	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3556	0666;	3811	0666;
3557		3812
3558	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3813	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3559
3560	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3561	| BDB::LOG_AUTOREMOVE, 1);
3562	$DB_ENV->set_lk_detect;
3563	};	3814	};
3564		3815
3565	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3817	};
3567	}	3818	}
3568		3819
3569	$BDB_CHECKPOINT_WATCHER = Event->timer (	3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 11,	3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3571	interval => 60,	3822	};
3572	hard => 1,	3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3577	},
3578	);	3825	};
3579	$BDB_TRICKLE_WATCHER = Event->timer (	3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3580	after => 5,
3581	interval => 10,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3587	},
3588	);	3828	};
3589	}	3829	}
3590		3830
3591	{	3831	{
		3832	# configure IO::AIO
		3833
3592	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3593
3594	undef $Coro::AIO::WATCHER;
3595	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3596	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3597	reentrant => 0,
3598	data => WF_AUTOCANCEL,
3599	fd => IO::AIO::poll_fileno,
3600	poll => 'r',
3601	prio => 6,
3602	cb => \&IO::AIO::poll_cb,
3603	);
3604	}	3837	}
3605		3838
3606	my $_log_backtrace;	3839	my $_log_backtrace;
3607		3840
3608	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3611	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3612		3845
3613	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3614	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3615	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3616	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3617	my @bt = fork_call {	3853	my @bt = fork_call {
3618	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3619	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3620	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3621	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3629	}	3865	}
3630		3866
3631	@funcs	3867	@funcs
3632	};	3868	};
3633		3869
3634	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3635	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3636	--$_log_backtrace;	3873	--$_log_backtrace;
3637	};	3874	};
3638	} else {	3875	} else {
3639	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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