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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.380 by root, Mon Oct 8 13:58:07 2007 UTC vs.
Revision 1.444 by root, Mon Sep 8 11:27:25 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 4.1 ();	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 2.51 ();	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
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	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		69
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
75		98
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	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	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	101	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		103
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	104	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	105	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	107	our $DB_ENV;
89		108
90	our %CFG;	109	our %CFG;
91		110
92	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
94		114
95	our (%PLAYER, %PLAYER_LOADING); # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
98		118
99	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		121
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
105		126
106	binmode STDOUT;	127	binmode STDOUT;
107	binmode STDERR;	128	binmode STDERR;
108		129
109	# read virtual server time, if available	130	# read virtual server time, if available
…		…
162		183
163	The raw value load value from the last tick.	184	The raw value load value from the last tick.
164		185
165	=item %cf::CFG	186	=item %cf::CFG
166		187
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	189	from wherever your confdir points to.
169		190
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		192
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	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;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		215
195	LOG llevError, $msg;	216	LOG llevError, $msg;
196	};	217	};
197	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
198		234
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	245	for my $pkg (qw(
210	cf::global cf::attachable	246	cf::global cf::attachable
211	cf::object cf::object::player	247	cf::object cf::object::player
212	cf::client cf::player	248	cf::client cf::player
213	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
214	cf::map cf::party cf::region	251	cf::party cf::region
215	)) {	252	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	254	}
219		255
220	$Event::DIED = sub {	256	$EV::DIED = sub {
221	warn "error in event callback: @_";	257	warn "error in event callback: @_";
222	};	258	};
223		259
224	#############################################################################	260	#############################################################################
225		261
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	285	$d
250	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
251	}	287	}
252		288
253	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
254		290
255	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
256		292
257	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
258		294
259	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
260		296
261	=cut	297	=cut
262		298
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		300
265	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
267		303
268	=item cf::lock_wait $string	304	=item cf::lock_wait $string
269		305
270	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
271		307
…		…
327		363
328	! ! $LOCK{$key}	364	! ! $LOCK{$key}
329	}	365	}
330		366
331	sub freeze_mainloop {	367	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
333		369
334	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	371	}
336	};	372
337	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
338	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
388	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
389		438
390	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
392		441
…		…
406		455
407	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
408		457
409	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
410		459
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	463	acceptable.
415		464
416	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		471
423	sub sync_job(&) {	472	sub sync_job(&) {
424	my ($job) = @_;	473	my ($job) = @_;
425		474
426	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	476	my $time = EV::time;
428		477
429	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
431		480
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	481	LOG llevError, Carp::longmess "sync job";#d#
433		482
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
437		484
438	my $busy = 1;	485	my $busy = 1;
439	my @res;	486	my @res;
440		487
…		…
444	warn $@ if $@;	491	warn $@ if $@;
445	undef $busy;	492	undef $busy;
446	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
447		494
448	while ($busy) {	495	while ($busy) {
449	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
450	}	500	}
		501	}
451		502
452	$time = Event::time - $time;	503	my $time = EV::time - $time;
453		504
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
458		506
459	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
460	} else {	508	} else {
461	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
462		510
…		…
487	=item fork_call { }, $args	535	=item fork_call { }, $args
488		536
489	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
493		541
494	=cut	542	=cut
495		543
496	sub fork_call(&@) {	544	sub fork_call(&@) {
497	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
504	reset_signals;	552	reset_signals;
505	&$cb	553	&$cb
506	}, @args;	554	}, @args;
507		555
508	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
509	}	584	}
510		585
511	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
512		587
513	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
658	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
660		735
661	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	738	Deliantra).
664		739
665	=over 4	740	=over 4
666		741
667	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
668		743
…		…
950	}	1025	}
951		1026
952	0	1027	0
953	}	1028	}
954		1029
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1031
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1033
959	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
960		1035
…		…
966		1041
967	=cut	1042	=cut
968		1043
969	#############################################################################	1044	#############################################################################
970	# object support	1045	# object support
971	#
972		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
973	sub _can_merge {	1080	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
975		1082
976	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1084
980	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
981	}	1087	}
982		1088
983	sub reattach {	1089	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1091	my ($obj) = @_;
986		1092
		1093	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1095
989	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
990		1097
991	@$registry = ();	1098	@$registry = ();
992		1099
…		…
1007	cf::attachable->attach (	1114	cf::attachable->attach (
1008	prio => -1000000,	1115	prio => -1000000,
1009	on_instantiate => sub {	1116	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1011		1118
1012	$data = from_json $data;	1119	$data = decode_json $data;
1013		1120
1014	for (@$data) {	1121	for (@$data) {
1015	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1016		1123
1017	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1041		1148
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1046	close $fh;	1153	aio_close $fh;
1047		1154
1048	if (@$objs) {	1155	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1054	close $fh;	1161	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1163	}
1057	} else {	1164	} else {
1058	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1059	}	1166	}
…		…
1087		1194
1088	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1197	or return;
1091		1198
1092	my $st = eval { Coro::Storable::thaw $av }	1199	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1200	$av = $st->{objs};
1095	}	1201	}
1096		1202
1097	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
…		…
1229		1335
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1338
1233	$ext{source} =	1339	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1236	. $source	1342	. $source
1237	. "\n};\n1";	1343	. "\n};\n1";
1238		1344
1239	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1257		1363
1258	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1365	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1367	}
1263		1368
1264	warn $msg;	1369	warn $msg;
1265	}	1370	}
1266		1371
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1461	or return;
1357		1462
1358	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1359	or return;	1464	or return;
		1465
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1363	}	1469	}
1364	}	1470	}
…		…
1374		1480
1375	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1376		1482
1377	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1379		1487
1380	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1489	cf::cede_to_tick;
1382	}	1490	}
1383		1491
…		…
1415	my ($pl) = @_;	1523	my ($pl) = @_;
1416		1524
1417	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1418		1526
1419	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1529
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1426		1536
1427	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1577
1468	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1469	my $path = path $login;	1579	my $path = path $login;
1470		1580
1471	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1587	}
1477		1588
…		…
1512		1623
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1514		1625
1515	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1516		1627
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
1564	=item $player->ext_reply ($msgid, @msg)	1628	=item $player->ext_reply ($msgid, @msg)
1565		1629
1566	Sends an ext reply to the player.	1630	Sends an ext reply to the player.
1567		1631
1568	=cut	1632	=cut
…		…
1634	our $MAX_RESET = 3600;	1698	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1699	our $DEFAULT_RESET = 3000;
1636		1700
1637	sub generate_random_map {	1701	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1702	my ($self, $rmp) = @_;
		1703
		1704	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1705
1639	# mit "rum" bekleckern, nicht	1706	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1707	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1832
1766	# the temporary/swap location	1833	# the temporary/swap location
1767	sub save_path {	1834	sub save_path {
1768	my ($self) = @_;	1835	my ($self) = @_;
1769		1836
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1837	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1838	"$TMPDIR/$path.map"
1772	}	1839	}
1773		1840
1774	# the unique path, undef == no special unique path	1841	# the unique path, undef == no special unique path
1775	sub uniq_path {	1842	sub uniq_path {
1776	my ($self) = @_;	1843	my ($self) = @_;
1777		1844
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1846	"$UNIQUEDIR/$path"
1780	}	1847	}
1781		1848
1782	# and all this just because we cannot iterate over	1849	# and all this just because we cannot iterate over
1783	# all maps in C++...	1850	# all maps in C++...
…		…
1881		1948
1882	cf::lock_wait "map_data:$path";#d#remove	1949	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1950	cf::lock_wait "map_find:$path";
1884		1951
1885	$cf::MAP{$path} || do {	1952	$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	1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1954	my $guard2 = cf::lock_acquire "map_find:$path";
1888		1955
1889	my $map = new_from_path cf::map $path	1956	my $map = new_from_path cf::map $path
1890	or return;	1957	or return;
1891		1958
1892	$map->{last_save} = $cf::RUNTIME;	1959	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	1962	or return;
1896		1963
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1964	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1965	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1966	#$cf::WAIT_FOR_TICK->wait;
		1967	undef $guard2;
1900	undef $guard1;	1968	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1969	$map->reset;
1903	return find $path;	1970	return find $path;
1904	}	1971	}
1905		1972
1906	$cf::MAP{$path} = $map	1973	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2000	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2001	$f->skip_block;
1935	$self->_load_objects ($f)	2002	$self->_load_objects ($f)
1936	or return;	2003	or return;
1937		2004
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2005	$self->post_load_original
1939	if delete $self->{load_original};	2006	if delete $self->{load_original};
1940		2007
1941	if (my $uniq = $self->uniq_path) {	2008	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2009	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2010	unless (aio_stat $uniq) {
…		…
1969	}	2036	}
1970		2037
1971	$self->{last_save} = $cf::RUNTIME;	2038	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2039	$self->last_access ($cf::RUNTIME);
1973		2040
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2041	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2042	}
1976		2043
1977	$self->post_load;	2044	$self->post_load;
1978	}	2045	}
1979		2046
…		…
2037	my ($path, $origin, $load) = @_;	2104	my ($path, $origin, $load) = @_;
2038		2105
2039	$path = normalise $path, $origin && $origin->{path};	2106	$path = normalise $path, $origin && $origin->{path};
2040		2107
2041	if (my $map = $cf::MAP{$path}) {	2108	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2110	}
2044		2111
2045	$MAP_PREFETCH{$path} |= $load;	2112	$MAP_PREFETCH{$path} |= $load;
2046		2113
2047	$MAP_PREFETCHER ||= cf::async {	2114	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2151	cf::async {
2085	$Coro::current->{desc} = "map player save";	2152	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2153	$_->contr->save for $self->players;
2087	};	2154	};
2088		2155
		2156	cf::get_slot 0.02;
		2157
2089	if ($uniq) {	2158	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2159	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2160	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2161	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2101	$self->save;	2170	$self->save;
2102		2171
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2173
2105	return if $self->players;	2174	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2175	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2176	return if $self->{deny_save};
2108		2177
2109	$self->in_memory (cf::MAP_SWAPPED);	2178	$self->in_memory (cf::MAP_SWAPPED);
2110		2179
2111	$self->deactivate;	2180	$self->deactivate;
…		…
2229		2298
2230	sub unique_maps() {	2299	sub unique_maps() {
2231	[	2300	[
2232	map {	2301	map {
2233	utf8::decode $_;	2302	utf8::decode $_;
2234	/\.map$/	2303	s/\.map$//; # TODO future compatibility hack
		2304	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2305	? ()
2235	? normalise $_	2306	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2307	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2308	]
2239	}	2309	}
2240		2310
2241	package cf;
2242
2243	=back	2311	=back
2244		2312
2245	=head3 cf::object	2313	=head3 cf::object
2246		2314
2247	=cut	2315	=cut
…		…
2250		2318
2251	=over 4	2319	=over 4
2252		2320
2253	=item $ob->inv_recursive	2321	=item $ob->inv_recursive
2254		2322
2255	Returns the inventory of the object _and_ their inventories, recursively.	2323	Returns the inventory of the object I<and> their inventories, recursively,
		2324	but I<not> the object itself.
2256		2325
2257	=cut	2326	=cut
2258		2327
2259	sub inv_recursive_;	2328	sub inv_recursive_;
2260	sub inv_recursive_ {	2329	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2334	inv_recursive_ inv $_[0]
2266	}	2335	}
2267		2336
2268	=item $ref = $ob->ref	2337	=item $ref = $ob->ref
2269		2338
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2339	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2340
2272	=item $ob = cf::object::deref ($refstring)	2341	=item $ob = cf::object::deref ($refstring)
2273		2342
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2343	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2344	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2376	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2377	dialogue with the given NPC character.
2309		2378
2310	=cut	2379	=cut
2311		2380
		2381	our $SAY_CHANNEL = {
		2382	id => "say",
		2383	title => "Map",
		2384	reply => "say ",
		2385	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2386	};
		2387
		2388	our $CHAT_CHANNEL = {
		2389	id => "chat",
		2390	title => "Chat",
		2391	reply => "chat ",
		2392	tooltip => "Player chat and shouts, global to the server.",
		2393	};
		2394
2312	# rough implementation of a future "reply" method that works	2395	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2396	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2397	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2398	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2399	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2410	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2411	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2412
2330	} else {	2413	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2414	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2415	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2416	}
2334	}	2417	}
2335	}	2418	}
2336		2419
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2420	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2444	Moves the player to the given map-path and coordinates by first freezing	2527	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2528	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	2529	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	2530	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2531	be called at the end of this process.
		2532
		2533	Note that $check will be called with a potentially non-loaded map, so if
		2534	it needs a loaded map it has to call C<< ->load >>.
2449		2535
2450	=cut	2536	=cut
2451		2537
2452	our $GOTOGEN;	2538	our $GOTOGEN;
2453		2539
…		…
2532	}	2618	}
2533		2619
2534	sub prepare_random_map {	2620	sub prepare_random_map {
2535	my ($exit) = @_;	2621	my ($exit) = @_;
2536		2622
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2623	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2624	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2625	# that depends on the exit object
2542		2626
2543	my $rmp = parse_random_map_params $exit->msg;	2627	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2629	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2630	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2631	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2632	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2633	$rmp->{origin_y} = $exit->y;
		2634
		2635	$exit->map->touch;
2550	}	2636	}
2551		2637
2552	$rmp->{random_seed} ||= $exit->random_seed;	2638	$rmp->{random_seed} ||= $exit->random_seed;
2553		2639
2554	my $data = cf::to_json $rmp;	2640	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2641	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2642	my $meta = "$RANDOMDIR/$md5.meta";
2557		2643
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2644	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2645	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2646	undef $fh;
2561	aio_rename "$meta~", $meta;	2647	aio_rename "$meta~", $meta;
2562		2648
		2649	my $slaying = "?random/$md5";
		2650
		2651	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2652	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2653	$exit->msg (undef);
		2654	}
2565	}	2655	}
2566	}	2656	}
2567		2657
2568	sub cf::object::player::enter_exit {	2658	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2659	my ($self, $exit) = @_;
2570		2660
2571	return unless $self->type == cf::PLAYER;	2661	return unless $self->type == cf::PLAYER;
2572		2662
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2663	$self->enter_link;
2585		2664
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2665	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2666	$Coro::current->{desc} = "enter_exit";
2592		2667
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2668	unless (eval {
		2669	$self->deactivate_recursive; # just to be sure
		2670
		2671	# random map handling
		2672	{
		2673	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2674
		2675	prepare_random_map $exit
		2676	if $exit->slaying eq "/!";
		2677	}
		2678
		2679	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2680	my $x = $exit->stats->hp;
		2681	my $y = $exit->stats->sp;
		2682
2595	$self->goto ($slaying, $hp, $sp);	2683	$self->goto ($map, $x, $y);
2596		2684
		2685	# if exit is damned, update players death & WoR home-position
		2686	$self->contr->savebed ($map, $x, $y)
		2687	if $exit->flag (cf::FLAG_DAMNED);
		2688
2597	1;	2689	1
2598	}) {	2690	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2691	$self->message ("Something went wrong deep within the crossfire server. "
2600	. "I'll try to bring you back to the map you were before. "	2692	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2693	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2694	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2724	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2725	the message unless the client supports the msg packet.
2634		2726
2635	=cut	2727	=cut
2636		2728
		2729	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2730	our %CHANNEL = (
2638	"c/identify" => {	2731	"c/identify" => {
2639	id => "infobox",	2732	id => "infobox",
2640	title => "Identify",	2733	title => "Identify",
2641	reply => undef,	2734	reply => undef,
…		…
2645	id => "infobox",	2738	id => "infobox",
2646	title => "Examine",	2739	title => "Examine",
2647	reply => undef,	2740	reply => undef,
2648	tooltip => "Signs and other items you examined",	2741	tooltip => "Signs and other items you examined",
2649	},	2742	},
		2743	"c/book" => {
		2744	id => "infobox",
		2745	title => "Book",
		2746	reply => undef,
		2747	tooltip => "The contents of a note or book",
		2748	},
2650	"c/lookat" => {	2749	"c/lookat" => {
2651	id => "infobox",	2750	id => "infobox",
2652	title => "Look",	2751	title => "Look",
2653	reply => undef,	2752	reply => undef,
2654	tooltip => "What you saw there",	2753	tooltip => "What you saw there",
2655	},	2754	},
		2755	"c/who" => {
		2756	id => "infobox",
		2757	title => "Players",
		2758	reply => undef,
		2759	tooltip => "Shows players who are currently online",
		2760	},
		2761	"c/body" => {
		2762	id => "infobox",
		2763	title => "Body Parts",
		2764	reply => undef,
		2765	tooltip => "Shows which body parts you posess and are available",
		2766	},
		2767	"c/uptime" => {
		2768	id => "infobox",
		2769	title => "Uptime",
		2770	reply => undef,
		2771	tooltip => "How long the server has been running since last restart",
		2772	},
		2773	"c/mapinfo" => {
		2774	id => "infobox",
		2775	title => "Map Info",
		2776	reply => undef,
		2777	tooltip => "Information related to the maps",
		2778	},
		2779	"c/party" => {
		2780	id => "party",
		2781	title => "Party",
		2782	reply => "gsay ",
		2783	tooltip => "Messages and chat related to your party",
		2784	},
2656	);	2785	);
2657		2786
2658	sub cf::client::send_msg {	2787	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2788	my ($self, $channel, $msg, $color, @extra) = @_;
2660		2789
…		…
2687	if ($self->can_msg) {	2816	if ($self->can_msg) {
2688	# default colour, mask it out	2817	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	2819	if $color & cf::NDI_DEF;
2691		2820
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	2821	my $pkt = "msg "
		2822	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2823	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2824	);
		2825
		2826	# try lzf for large packets
		2827	$pkt = "lzf " . Compress::LZF::compress $pkt
		2828	if 1024 <= length $pkt and $self->{can_lzf};
		2829
		2830	# split very large packets
		2831	if (8192 < length $pkt and $self->{can_lzf}) {
		2832	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2833	$pkt = "frag";
		2834	}
		2835
		2836	$self->send_packet ($pkt);
2694	} else {	2837	} else {
2695	if ($color >= 0) {	2838	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones	2839	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {	2840	for ($msg) {
2698	1 while	2841	1 while
…		…
2896	=pod	3039	=pod
2897		3040
2898	The following functions and methods are available within a safe environment:	3041	The following functions and methods are available within a safe environment:
2899		3042
2900	cf::object	3043	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3044	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3045	insert remove name archname title slaying race decrease split
2903		3046
2904	cf::object::player	3047	cf::object::player
2905	player	3048	player
2906		3049
2907	cf::player	3050	cf::player
…		…
2912		3055
2913	=cut	3056	=cut
2914		3057
2915	for (	3058	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3059	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3060	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3061	decrease split destroy change_exp)],
2919	["cf::object::player" => qw(player)],	3062	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3063	["cf::player" => qw(peaceful)],
2921	["cf::map" => qw(trigger)],	3064	["cf::map" => qw(trigger)],
2922	) {	3065	) {
2923	no strict 'refs';	3066	no strict 'refs';
…		…
3028	{	3171	{
3029	my $faces = $facedata->{faceinfo};	3172	my $faces = $facedata->{faceinfo};
3030		3173
3031	while (my ($face, $info) = each %$faces) {	3174	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3176
3033	cf::face::set_visibility $idx, $info->{visibility};	3177	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3178	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3179	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3180	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3037		3181
3038	cf::cede_to_tick;	3182	cf::cede_to_tick;
3039	}	3183	}
3040		3184
3041	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3186	next unless $info->{smooth};
		3187
3043	my $idx = cf::face::find $face	3188	my $idx = cf::face::find $face
3044	or next;	3189	or next;
		3190
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3191	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3192	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3194	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3195	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3067	{	3213	{
3068	# TODO: for gcfclient pleasure, we should give resources	3214	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.	3215	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3216	my $res = $facedata->{resource};
3071		3217
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3218	while (my ($name, $info) = each %$res) {
		3219	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;	3221	my $data;
3077		3222
3078	if ($info->{type} & 1) {	3223	if ($info->{type} & 1) {
3079	# prepend meta info	3224	# prepend meta info
3080		3225
3081	my $meta = $enc->encode ({	3226	my $meta = $enc->encode ({
3082	name => $name,	3227	name => $name,
3083	%{ $info->{meta} || {} },	3228	%{ $info->{meta} || {} },
3084	});	3229	});
3085		3230
3086	$data = pack "(w/a*)*", $meta, $info->{data};	3231	$data = pack "(w/a*)*", $meta, $info->{data};
		3232	} else {
		3233	$data = $info->{data};
		3234	}
		3235
		3236	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3237	cf::face::set_type $idx, $info->{type};
3087	} else {	3238	} else {
3088	$data = $info->{data};	3239	$RESOURCE{$name} = $info;
3089	}	3240	}
3090		3241
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3242	cf::cede_to_tick;
3095	}	3243	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3244	}
		3245
		3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3247
3116	1	3248	1
3117	}	3249	}
		3250
		3251	cf::global->attach (on_resource_update => sub {
		3252	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3253	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3254
		3255	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3256	my $sound = $soundconf->{compat}[$_]
		3257	or next;
		3258
		3259	my $face = cf::face::find "sound/$sound->[1]";
		3260	cf::sound::set $sound->[0] => $face;
		3261	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3262	}
		3263
		3264	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3265	my $face = cf::face::find "sound/$v";
		3266	cf::sound::set $k => $face;
		3267	}
		3268	}
		3269	});
3118		3270
3119	register_exticmd fx_want => sub {	3271	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3272	my ($ns, $want) = @_;
3121		3273
3122	while (my ($k, $v) = each %$want) {	3274	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3275	$ns->fx_want ($k, $v);
3124	}	3276	}
3125	};	3277	};
		3278
		3279	sub load_resource_file($) {
		3280	my $guard = lock_acquire "load_resource_file";
		3281
		3282	my $status = load_resource_file_ $_[0];
		3283	get_slot 0.1, 100;
		3284	cf::arch::commit_load;
		3285
		3286	$status
		3287	}
3126		3288
3127	sub reload_regions {	3289	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3290	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3291	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3292	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3306	}
3145		3307
3146	sub reload_archetypes {	3308	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3309	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3310	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3311	}
3155		3312
3156	sub reload_treasures {	3313	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3314	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3315	or die "unable to load treasurelists\n";
3159	}	3316	}
3160		3317
3161	sub reload_resources {	3318	sub reload_resources {
3162	warn "reloading resource files...\n";	3319	warn "reloading resource files...\n";
3163		3320
		3321	reload_facedata;
		3322	reload_archetypes;
3164	reload_regions;	3323	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3324	reload_treasures;
3169		3325
3170	warn "finished reloading resource files\n";	3326	warn "finished reloading resource files\n";
3171	}	3327	}
3172		3328
3173	sub init {	3329	sub init {
		3330	my $guard = freeze_mainloop;
		3331
		3332	evthread_start IO::AIO::poll_fileno;
		3333
3174	reload_resources;	3334	reload_resources;
3175	}	3335	}
3176		3336
3177	sub reload_config {	3337	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3338	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3339	or return;
3180		3340
3181	local $/;	3341	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3342	*CFG = YAML::Load <$fh>;
3183		3343
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3345
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3346	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3347	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3199	# we must not ever block the main coroutine	3359	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3360	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3361	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3362	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3363	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3364	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3365	})->prio (Coro::PRIO_MAX);
3206	};	3366	};
3207		3367
		3368	{
		3369	my $guard = freeze_mainloop;
3208	reload_config;	3370	reload_config;
3209	db_init;	3371	db_init;
3210	load_extensions;	3372	load_extensions;
3211		3373
3212	$TICK_WATCHER->start;	3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3375	}
		3376
3213	Event::loop;	3377	EV::loop;
3214	}	3378	}
3215		3379
3216	#############################################################################	3380	#############################################################################
3217	# initialisation and cleanup	3381	# initialisation and cleanup
3218		3382
3219	# install some emergency cleanup handlers	3383	# install some emergency cleanup handlers
3220	BEGIN {	3384	BEGIN {
		3385	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3386	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3388	cf::cleanup "SIG$signal";
3229	},
3230	);	3389	};
3231	}	3390	}
3232	}	3391	}
3233		3392
3234	sub write_runtime {	3393	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3394	my $runtime = "$LOCALDIR/runtime";
3236		3395
3237	# first touch the runtime file to show we are still running:	3396	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3397	# the fsync below can take a very very long time.
3239		3398
…		…
3265	and return;	3424	and return;
3266		3425
3267	warn "runtime file written.\n";	3426	warn "runtime file written.\n";
3268		3427
3269	1	3428	1
		3429	}
		3430
		3431	our $uuid_lock;
		3432	our $uuid_skip;
		3433
		3434	sub write_uuid_sync($) {
		3435	$uuid_skip ||= $_[0];
		3436
		3437	return if $uuid_lock;
		3438	local $uuid_lock = 1;
		3439
		3440	my $uuid = "$LOCALDIR/uuid";
		3441
		3442	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3443	or return;
		3444
		3445	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3446	$uuid_skip = 0;
		3447
		3448	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3449	and return;
		3450
		3451	# always fsync - this file is important
		3452	aio_fsync $fh
		3453	and return;
		3454
		3455	close $fh
		3456	or return;
		3457
		3458	aio_rename "$uuid~", $uuid
		3459	and return;
		3460
		3461	warn "uuid file written ($value).\n";
		3462
		3463	1
		3464
		3465	}
		3466
		3467	sub write_uuid($$) {
		3468	my ($skip, $sync) = @_;
		3469
		3470	$sync ? write_uuid_sync $skip
		3471	: async { write_uuid_sync $skip };
3270	}	3472	}
3271		3473
3272	sub emergency_save() {	3474	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3475	my $freeze_guard = cf::freeze_mainloop;
3274		3476
…		…
3280	# and maps saved/destroyed asynchronously.	3482	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3483	warn "begin emergency player save\n";
3282	for my $login (keys %cf::PLAYER) {	3484	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3485	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3486	$pl->valid or next;
		3487	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3285	$pl->save;	3488	$pl->save;
3286	}	3489	}
3287	warn "end emergency player save\n";	3490	warn "end emergency player save\n";
3288		3491
3289	warn "begin emergency map save\n";	3492	warn "begin emergency map save\n";
…		…
3295	warn "end emergency map save\n";	3498	warn "end emergency map save\n";
3296		3499
3297	warn "begin emergency database checkpoint\n";	3500	warn "begin emergency database checkpoint\n";
3298	BDB::db_env_txn_checkpoint $DB_ENV;	3501	BDB::db_env_txn_checkpoint $DB_ENV;
3299	warn "end emergency database checkpoint\n";	3502	warn "end emergency database checkpoint\n";
		3503
		3504	warn "begin write uuid\n";
		3505	write_uuid_sync 1;
		3506	warn "end write uuid\n";
3300	};	3507	};
3301		3508
3302	warn "leave emergency perl save\n";	3509	warn "leave emergency perl save\n";
3303	}	3510	}
3304		3511
…		…
3306	my ($make_core) = @_;	3513	my ($make_core) = @_;
3307		3514
3308	warn Carp::longmess "post_cleanup backtrace"	3515	warn Carp::longmess "post_cleanup backtrace"
3309	if $make_core;	3516	if $make_core;
3310	}	3517	}
		3518
		3519	# a safer delete_package, copied from Symbol
		3520	sub clear_package($) {
		3521	my $pkg = shift;
		3522
		3523	# expand to full symbol table name if needed
		3524	unless ($pkg =~ /^main::.*::$/) {
		3525	$pkg = "main$pkg" if $pkg =~ /^::/;
		3526	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3527	$pkg .= '::' unless $pkg =~ /::$/;
		3528	}
		3529
		3530	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3531	my $stem_symtab = *{$stem}{HASH};
		3532
		3533	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3534	or return;
		3535
		3536	# clear all symbols
		3537	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3538	for my $name (keys %$leaf_symtab) {
		3539	_gv_clear *{"$pkg$name"};
		3540	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3541	}
		3542	warn "cleared package #$pkg\n";#d#
		3543	}
		3544
		3545	our $RELOAD; # how many times to reload
3311		3546
3312	sub do_reload_perl() {	3547	sub do_reload_perl() {
3313	# can/must only be called in main	3548	# can/must only be called in main
3314	if ($Coro::current != $Coro::main) {	3549	if ($Coro::current != $Coro::main) {
3315	warn "can only reload from main coroutine";	3550	warn "can only reload from main coroutine";
3316	return;	3551	return;
3317	}	3552	}
3318		3553
		3554	return if $RELOAD++;
		3555
		3556	while ($RELOAD) {
3319	warn "reloading...";	3557	warn "reloading...";
3320		3558
3321	warn "entering sync_job";	3559	warn "entering sync_job";
3322		3560
3323	cf::sync_job {	3561	cf::sync_job {
3324	cf::write_runtime; # external watchdog should not bark	3562	cf::write_runtime_sync; # external watchdog should not bark
3325	cf::emergency_save;	3563	cf::emergency_save;
3326	cf::write_runtime; # external watchdog should not bark	3564	cf::write_runtime_sync; # external watchdog should not bark
3327		3565
3328	warn "syncing database to disk";	3566	warn "syncing database to disk";
3329	BDB::db_env_txn_checkpoint $DB_ENV;	3567	BDB::db_env_txn_checkpoint $DB_ENV;
3330		3568
3331	# if anything goes wrong in here, we should simply crash as we already saved	3569	# if anything goes wrong in here, we should simply crash as we already saved
3332		3570
3333	warn "cancelling all WF_AUTOCANCEL watchers";
3334	for (Event::all_watchers) {
3335	$_->cancel if $_->data & WF_AUTOCANCEL;
3336	}
3337
3338	warn "flushing outstanding aio requests";	3571	warn "flushing outstanding aio requests";
3339	for (;;) {
3340	BDB::flush;
3341	IO::AIO::flush;
3342	Coro::cede;
3343	last unless IO::AIO::nreqs || BDB::nreqs;	3572	while (IO::AIO::nreqs || BDB::nreqs) {
3344	warn "iterate...";	3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3345	}
3346
3347	++$RELOAD;
3348
3349	warn "cancelling all extension coros";
3350	$_->cancel for values %EXT_CORO;
3351	%EXT_CORO = ();
3352
3353	warn "removing commands";
3354	%COMMAND = ();
3355
3356	warn "removing ext/exti commands";
3357	%EXTCMD = ();
3358	%EXTICMD = ();
3359
3360	warn "unloading/nuking all extensions";
3361	for my $pkg (@EXTS) {
3362	warn "... unloading $pkg";
3363
3364	if (my $cb = $pkg->can ("unload")) {
3365	eval {
3366	$cb->($pkg);
3367	1
3368	} or warn "$pkg unloaded, but with errors: $@";
3369	}	3574	}
3370		3575
3371	warn "... nuking $pkg";	3576	warn "cancelling all extension coros";
3372	Symbol::delete_package $pkg;	3577	$_->cancel for values %EXT_CORO;
3373	}	3578	%EXT_CORO = ();
3374		3579
3375	warn "unloading all perl modules loaded from $LIBDIR";	3580	warn "removing commands";
3376	while (my ($k, $v) = each %INC) {	3581	%COMMAND = ();
3377	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3378		3582
		3583	warn "removing ext/exti commands";
		3584	%EXTCMD = ();
		3585	%EXTICMD = ();
		3586
		3587	warn "unloading/nuking all extensions";
		3588	for my $pkg (@EXTS) {
3379	warn "... unloading $k";	3589	warn "... unloading $pkg";
3380	delete $INC{$k};
3381		3590
3382	$k =~ s/\.pm$//;
3383	$k =~ s/\//::/g;
3384
3385	if (my $cb = $k->can ("unload_module")) {	3591	if (my $cb = $pkg->can ("unload")) {
		3592	eval {
3386	$cb->();	3593	$cb->($pkg);
		3594	1
		3595	} or warn "$pkg unloaded, but with errors: $@";
		3596	}
		3597
		3598	warn "... clearing $pkg";
		3599	clear_package $pkg;
3387	}	3600	}
3388		3601
3389	Symbol::delete_package $k;	3602	warn "unloading all perl modules loaded from $LIBDIR";
		3603	while (my ($k, $v) = each %INC) {
		3604	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3605
		3606	warn "... unloading $k";
		3607	delete $INC{$k};
		3608
		3609	$k =~ s/\.pm$//;
		3610	$k =~ s/\//::/g;
		3611
		3612	if (my $cb = $k->can ("unload_module")) {
		3613	$cb->();
		3614	}
		3615
		3616	clear_package $k;
3390	}	3617	}
3391		3618
3392	warn "getting rid of safe::, as good as possible";	3619	warn "getting rid of safe::, as good as possible";
3393	Symbol::delete_package "safe::$_"	3620	clear_package "safe::$_"
3394	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3621	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3395		3622
3396	warn "unloading cf.pm \"a bit\"";	3623	warn "unloading cf.pm \"a bit\"";
3397	delete $INC{"cf.pm"};	3624	delete $INC{"cf.pm"};
3398	delete $INC{"cf/pod.pm"};	3625	delete $INC{"cf/pod.pm"};
3399		3626
3400	# don't, removes xs symbols, too,	3627	# don't, removes xs symbols, too,
3401	# and global variables created in xs	3628	# and global variables created in xs
3402	#Symbol::delete_package __PACKAGE__;	3629	#clear_package __PACKAGE__;
3403		3630
3404	warn "unload completed, starting to reload now";	3631	warn "unload completed, starting to reload now";
3405		3632
3406	warn "reloading cf.pm";	3633	warn "reloading cf.pm";
3407	require cf;	3634	require cf;
3408	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3409		3636
3410	warn "loading config and database again";	3637	warn "loading config and database again";
3411	cf::reload_config;	3638	cf::reload_config;
3412		3639
3413	warn "loading extensions";	3640	warn "loading extensions";
3414	cf::load_extensions;	3641	cf::load_extensions;
3415		3642
3416	warn "reattaching attachments to objects/players";	3643	warn "reattaching attachments to objects/players";
3417	_global_reattach; # objects, sockets	3644	_global_reattach; # objects, sockets
3418	warn "reattaching attachments to maps";	3645	warn "reattaching attachments to maps";
3419	reattach $_ for values %MAP;	3646	reattach $_ for values %MAP;
3420	warn "reattaching attachments to players";	3647	warn "reattaching attachments to players";
3421	reattach $_ for values %PLAYER;	3648	reattach $_ for values %PLAYER;
3422		3649
3423	warn "leaving sync_job";	3650	warn "leaving sync_job";
3424		3651
3425	1	3652	1
3426	} or do {	3653	} or do {
3427	warn $@;	3654	warn $@;
3428	warn "error while reloading, exiting.";	3655	cf::cleanup "error while reloading, exiting.";
3429	exit 1;
3430	};	3656	};
3431		3657
3432	warn "reloaded";	3658	warn "reloaded";
		3659	--$RELOAD;
		3660	}
3433	};	3661	};
3434		3662
3435	our $RELOAD_WATCHER; # used only during reload	3663	our $RELOAD_WATCHER; # used only during reload
3436		3664
3437	sub reload_perl() {	3665	sub reload_perl() {
3438	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3439	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3440		3668
3441	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3442	reentrant => 0,
3443	after => 0,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	do_reload_perl;	3670	do_reload_perl;
3447	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3448	},
3449	);	3672	};
3450	}	3673	}
3451		3674
3452	register_command "reload" => sub {	3675	register_command "reload" => sub {
3453	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3454		3677
…		…
3467		3690
3468	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3469	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3470		3693
3471	sub wait_for_tick {	3694	sub wait_for_tick {
3472	return unless $TICK_WATCHER->is_active;
3473	return if $Coro::current == $Coro::main;	3695	return if tick_inhibit || $Coro::current == $Coro::main;
3474		3696
3475	my $signal = new Coro::Signal;	3697	my $signal = new Coro::Signal;
3476	push @WAIT_FOR_TICK, $signal;	3698	push @WAIT_FOR_TICK, $signal;
3477	$signal->wait;	3699	$signal->wait;
3478	}	3700	}
3479		3701
3480	sub wait_for_tick_begin {	3702	sub wait_for_tick_begin {
3481	return unless $TICK_WATCHER->is_active;
3482	return if $Coro::current == $Coro::main;	3703	return if tick_inhibit || $Coro::current == $Coro::main;
3483		3704
3484	my $signal = new Coro::Signal;	3705	my $signal = new Coro::Signal;
3485	push @WAIT_FOR_TICK_BEGIN, $signal;	3706	push @WAIT_FOR_TICK_BEGIN, $signal;
3486	$signal->wait;	3707	$signal->wait;
3487	}	3708	}
3488		3709
3489	$TICK_WATCHER = Event->timer (	3710	sub tick {
3490	reentrant => 0,
3491	parked => 1,
3492	prio => 0,
3493	at => $NEXT_TICK || $TICK,
3494	data => WF_AUTOCANCEL,
3495	cb => sub {
3496	if ($Coro::current != $Coro::main) {	3711	if ($Coro::current != $Coro::main) {
3497	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3712	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3498	unless ++$bug_warning > 10;	3713	unless ++$bug_warning > 10;
3499	return;	3714	return;
3500	}	3715	}
3501		3716
3502	$NOW = $tick_start = Event::time;
3503
3504	cf::server_tick; # one server iteration	3717	cf::server_tick; # one server iteration
3505		3718
3506	$RUNTIME += $TICK;
3507	$NEXT_TICK += $TICK;
3508
3509	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3510	$NEXT_RUNTIME_WRITE = $NOW + 10;	3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3511	Coro::async_pool {	3721	Coro::async_pool {
3512	$Coro::current->{desc} = "runtime saver";	3722	$Coro::current->{desc} = "runtime saver";
3513	write_runtime	3723	write_runtime_sync
3514	or warn "ERROR: unable to write runtime file: $!";	3724	or warn "ERROR: unable to write runtime file: $!";
3515	};
3516	}	3725	};
		3726	}
3517		3727
3518	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3519	$sig->send;	3729	$sig->send;
3520	}	3730	}
3521	while (my $sig = shift @WAIT_FOR_TICK) {	3731	while (my $sig = shift @WAIT_FOR_TICK) {
3522	$sig->send;	3732	$sig->send;
3523	}	3733	}
3524		3734
3525	$NOW = Event::time;	3735	$LOAD = ($NOW - $TICK_START) / $TICK;
3526
3527	# if we are delayed by four ticks or more, skip them all
3528	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3529
3530	$TICK_WATCHER->at ($NEXT_TICK);
3531	$TICK_WATCHER->start;
3532
3533	$LOAD = ($NOW - $tick_start) / $TICK;
3534	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3535		3737
3536	_post_tick;	3738	if (0) {
		3739	if ($NEXT_TICK) {
		3740	my $jitter = $TICK_START - $NEXT_TICK;
		3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3742	warn "jitter $JITTER\n";#d#
		3743	}
3537	},	3744	}
3538	);	3745	}
3539		3746
3540	{	3747	{
		3748	# configure BDB
		3749
3541	BDB::min_parallel 8;	3750	BDB::min_parallel 8;
3542	BDB::max_poll_time $TICK * 0.1;	3751	BDB::max_poll_reqs $TICK * 0.1;
3543	$BDB_POLL_WATCHER = Event->io (	3752	$AnyEvent::BDB::WATCHER->priority (1);
3544	reentrant => 0,
3545	fd => BDB::poll_fileno,
3546	poll => 'r',
3547	prio => 0,
3548	data => WF_AUTOCANCEL,
3549	cb => \&BDB::poll_cb,
3550	);
3551
3552	BDB::set_sync_prepare {
3553	my $status;
3554	my $current = $Coro::current;
3555	(
3556	sub {
3557	$status = $!;
3558	$current->ready; undef $current;
3559	},
3560	sub {
3561	Coro::schedule while defined $current;
3562	$! = $status;
3563	},
3564	)
3565	};
3566		3753
3567	unless ($DB_ENV) {	3754	unless ($DB_ENV) {
3568	$DB_ENV = BDB::db_env_create;	3755	$DB_ENV = BDB::db_env_create;
3569	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3756	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3570	| BDB::LOG_AUTOREMOVE, 1);	3757	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3758	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3571	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3759	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3572	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3760	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3573		3761
3574	cf::sync_job {	3762	cf::sync_job {
3575	eval {	3763	eval {
…		…
3585		3773
3586	cf::cleanup "db_env_open(db): $@" if $@;	3774	cf::cleanup "db_env_open(db): $@" if $@;
3587	};	3775	};
3588	}	3776	}
3589		3777
3590	$BDB_DEADLOCK_WATCHER = Event->timer (	3778	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3591	after => 3,
3592	interval => 1,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3779	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3598	},
3599	);	3780	};
3600	$BDB_CHECKPOINT_WATCHER = Event->timer (	3781	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3601	after => 11,
3602	interval => 60,
3603	hard => 1,
3604	prio => 0,
3605	data => WF_AUTOCANCEL,
3606	cb => sub {
3607	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3782	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3608	},
3609	);	3783	};
3610	$BDB_TRICKLE_WATCHER = Event->timer (	3784	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3611	after => 5,
3612	interval => 10,
3613	hard => 1,
3614	prio => 0,
3615	data => WF_AUTOCANCEL,
3616	cb => sub {
3617	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3785	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3618	},
3619	);	3786	};
3620	}	3787	}
3621		3788
3622	{	3789	{
		3790	# configure IO::AIO
		3791
3623	IO::AIO::min_parallel 8;	3792	IO::AIO::min_parallel 8;
3624
3625	undef $Coro::AIO::WATCHER;
3626	IO::AIO::max_poll_time $TICK * 0.1;	3793	IO::AIO::max_poll_time $TICK * 0.1;
3627	$AIO_POLL_WATCHER = Event->io (	3794	undef $AnyEvent::AIO::WATCHER;
3628	reentrant => 0,
3629	data => WF_AUTOCANCEL,
3630	fd => IO::AIO::poll_fileno,
3631	poll => 'r',
3632	prio => 0,
3633	cb => \&IO::AIO::poll_cb,
3634	);
3635	}	3795	}
3636		3796
3637	my $_log_backtrace;	3797	my $_log_backtrace;
3638		3798
3639	sub _log_backtrace {	3799	sub _log_backtrace {

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