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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.381 by root, Mon Oct 8 18:19:39 2007 UTC vs.
Revision 1.442 by root, Sun Aug 31 09:03:31 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
…		…
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 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
…		…
1515	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1516		1627
1517	=cut	1628	=cut
1518		1629
1519	sub expand_cfpod {	1630	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1521		1632
1522	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1523	s/&/&amp;/g;	1634	my $xml;
1524	s/(?<![BIUGHT])</&lt;/g;
1525		1635
1526	# this is buggy, it needs to properly take care of nested <'s	1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
1527		1648
1528	1 while	1649	my $cb;
1529	# replace B<>, I<>, U<> etc.	1650
1530	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1654	$cb = sub { "<tt>$_[0]</tt>" };
1534	# replace G<male|female> tags	1655	} elsif ($code eq "E") {
1535	|| s{G<([^>|]*)\|([^>]*)>}{	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1536	$self->gender ? $2 : $1	1657	} elsif ($code eq "G") {
1537	}ge	1658	$cb = sub {
1538	# replace H<hint text>	1659	my ($male, $female) = split /\|/, $_[0];
1539	|| s{H<([^\>]*)>}	1660	$self->gender ? $female : $male
1540	{	1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")	1667	"",
1544	[$self->{hintmode}]	1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
1545	}ge;	1707	}
		1708	}
		1709	}
1546		1710
1547	# create single paragraphs (very hackish)	1711	$xml
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	}	1712	}
1558		1713
1559	sub hintmode {	1714	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}	1716	$_[0]{hintmode}
…		…
1634	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1636		1791
1637	sub generate_random_map {	1792	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1639	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1798	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1923
1766	# the temporary/swap location	1924	# the temporary/swap location
1767	sub save_path {	1925	sub save_path {
1768	my ($self) = @_;	1926	my ($self) = @_;
1769		1927
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1772	}	1930	}
1773		1931
1774	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1775	sub uniq_path {	1933	sub uniq_path {
1776	my ($self) = @_;	1934	my ($self) = @_;
1777		1935
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1780	}	1938	}
1781		1939
1782	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1783	# all maps in C++...	1941	# all maps in C++...
…		…
1881		2039
1882	cf::lock_wait "map_data:$path";#d#remove	2040	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1884		2042
1885	$cf::MAP{$path} || do {	2043	$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	2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2045	my $guard2 = cf::lock_acquire "map_find:$path";
1888		2046
1889	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1890	or return;	2048	or return;
1891		2049
1892	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	2053	or return;
1896		2054
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
1900	undef $guard1;	2059	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2060	$map->reset;
1903	return find $path;	2061	return find $path;
1904	}	2062	}
1905		2063
1906	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2091	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2092	$f->skip_block;
1935	$self->_load_objects ($f)	2093	$self->_load_objects ($f)
1936	or return;	2094	or return;
1937		2095
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1939	if delete $self->{load_original};	2097	if delete $self->{load_original};
1940		2098
1941	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2100	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2101	unless (aio_stat $uniq) {
…		…
1969	}	2127	}
1970		2128
1971	$self->{last_save} = $cf::RUNTIME;	2129	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2130	$self->last_access ($cf::RUNTIME);
1973		2131
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2133	}
1976		2134
1977	$self->post_load;	2135	$self->post_load;
1978	}	2136	}
1979		2137
…		…
2037	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
2038		2196
2039	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
2040		2198
2041	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2201	}
2044		2202
2045	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
2046		2204
2047	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2242	cf::async {
2085	$Coro::current->{desc} = "map player save";	2243	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
2087	};	2245	};
2088		2246
		2247	cf::get_slot 0.02;
		2248
2089	if ($uniq) {	2249	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2252	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2101	$self->save;	2261	$self->save;
2102		2262
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2264
2105	return if $self->players;	2265	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2267	return if $self->{deny_save};
2108		2268
2109	$self->in_memory (cf::MAP_SWAPPED);	2269	$self->in_memory (cf::MAP_SWAPPED);
2110		2270
2111	$self->deactivate;	2271	$self->deactivate;
…		…
2229		2389
2230	sub unique_maps() {	2390	sub unique_maps() {
2231	[	2391	[
2232	map {	2392	map {
2233	utf8::decode $_;	2393	utf8::decode $_;
2234	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2235	? normalise $_	2397	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2399	]
2239	}	2400	}
2240		2401
2241	package cf;
2242
2243	=back	2402	=back
2244		2403
2245	=head3 cf::object	2404	=head3 cf::object
2246		2405
2247	=cut	2406	=cut
…		…
2250		2409
2251	=over 4	2410	=over 4
2252		2411
2253	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2254		2413
2255	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
2256		2416
2257	=cut	2417	=cut
2258		2418
2259	sub inv_recursive_;	2419	sub inv_recursive_;
2260	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2266	}	2426	}
2267		2427
2268	=item $ref = $ob->ref	2428	=item $ref = $ob->ref
2269		2429
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2430	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2431
2272	=item $ob = cf::object::deref ($refstring)	2432	=item $ob = cf::object::deref ($refstring)
2273		2433
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2435	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2309		2469
2310	=cut	2470	=cut
2311		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
		2485
2312	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2487	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2490	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2502	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2503
2330	} else {	2504	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2507	}
2334	}	2508	}
2335	}	2509	}
2336		2510
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2444	Moves the player to the given map-path and coordinates by first freezing	2618	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	2619	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	2620	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	2621	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2622	be called at the end of this process.
		2623
		2624	Note that $check will be called with a potentially non-loaded map, so if
		2625	it needs a loaded map it has to call C<< ->load >>.
2449		2626
2450	=cut	2627	=cut
2451		2628
2452	our $GOTOGEN;	2629	our $GOTOGEN;
2453		2630
…		…
2532	}	2709	}
2533		2710
2534	sub prepare_random_map {	2711	sub prepare_random_map {
2535	my ($exit) = @_;	2712	my ($exit) = @_;
2536		2713
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2716	# that depends on the exit object
2542		2717
2543	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2720	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2550	}	2727	}
2551		2728
2552	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2553		2730
2554	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2557		2734
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2737	undef $fh;
2561	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2562		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2565	}	2746	}
2566	}	2747	}
2567		2748
2568	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2570		2751
2571	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2572		2753
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;	2754	$self->enter_link;
2585		2755
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 {	2756	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2757	$Coro::current->{desc} = "enter_exit";
2592		2758
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2595	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2596		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2597	1;	2780	1
2598	}) {	2781	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2600	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2815	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2634		2817
2635	=cut	2818	=cut
2636		2819
		2820	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2821	our %CHANNEL = (
2638	"c/identify" => {	2822	"c/identify" => {
2639	id => "infobox",	2823	id => "infobox",
2640	title => "Identify",	2824	title => "Identify",
2641	reply => undef,	2825	reply => undef,
…		…
2645	id => "infobox",	2829	id => "infobox",
2646	title => "Examine",	2830	title => "Examine",
2647	reply => undef,	2831	reply => undef,
2648	tooltip => "Signs and other items you examined",	2832	tooltip => "Signs and other items you examined",
2649	},	2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
2650	"c/lookat" => {	2840	"c/lookat" => {
2651	id => "infobox",	2841	id => "infobox",
2652	title => "Look",	2842	title => "Look",
2653	reply => undef,	2843	reply => undef,
2654	tooltip => "What you saw there",	2844	tooltip => "What you saw there",
		2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
2655	},	2875	},
2656	);	2876	);
2657		2877
2658	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2896	=pod	3116	=pod
2897		3117
2898	The following functions and methods are available within a safe environment:	3118	The following functions and methods are available within a safe environment:
2899		3119
2900	cf::object	3120	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3121	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3122	insert remove name archname title slaying race decrease split
2903		3123
2904	cf::object::player	3124	cf::object::player
2905	player	3125	player
2906		3126
2907	cf::player	3127	cf::player
…		…
2912		3132
2913	=cut	3133	=cut
2914		3134
2915	for (	3135	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3137	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3138	decrease split destroy change_exp)],
2919	["cf::object::player" => qw(player)],	3139	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3140	["cf::player" => qw(peaceful)],
2921	["cf::map" => qw(trigger)],	3141	["cf::map" => qw(trigger)],
2922	) {	3142	) {
2923	no strict 'refs';	3143	no strict 'refs';
…		…
3028	{	3248	{
3029	my $faces = $facedata->{faceinfo};	3249	my $faces = $facedata->{faceinfo};
3030		3250
3031	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3253
3033	cf::face::set_visibility $idx, $info->{visibility};	3254	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3255	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3256	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};	3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3037		3258
3038	cf::cede_to_tick;	3259	cf::cede_to_tick;
3039	}	3260	}
3040		3261
3041	while (my ($face, $info) = each %$faces) {	3262	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3263	next unless $info->{smooth};
		3264
3043	my $idx = cf::face::find $face	3265	my $idx = cf::face::find $face
3044	or next;	3266	or next;
		3267
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3268	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3269	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3271	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3272	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3067	{	3290	{
3068	# TODO: for gcfclient pleasure, we should give resources	3291	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.	3292	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3293	my $res = $facedata->{resource};
3071		3294
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3295	while (my ($name, $info) = each %$res) {
		3296	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;	3298	my $data;
3077		3299
3078	if ($info->{type} & 1) {	3300	if ($info->{type} & 1) {
3079	# prepend meta info	3301	# prepend meta info
3080		3302
3081	my $meta = $enc->encode ({	3303	my $meta = $enc->encode ({
3082	name => $name,	3304	name => $name,
3083	%{ $info->{meta} || {} },	3305	%{ $info->{meta} || {} },
3084	});	3306	});
3085		3307
3086	$data = pack "(w/a*)*", $meta, $info->{data};	3308	$data = pack "(w/a*)*", $meta, $info->{data};
		3309	} else {
		3310	$data = $info->{data};
		3311	}
		3312
		3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3314	cf::face::set_type $idx, $info->{type};
3087	} else {	3315	} else {
3088	$data = $info->{data};	3316	$RESOURCE{$name} = $info;
3089	}	3317	}
3090		3318
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;	3319	cf::cede_to_tick;
3095	}	3320	}
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	}	3321	}
		3322
		3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3324
3116	1	3325	1
3117	}	3326	}
		3327
		3328	cf::global->attach (on_resource_update => sub {
		3329	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3330	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3331
		3332	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3333	my $sound = $soundconf->{compat}[$_]
		3334	or next;
		3335
		3336	my $face = cf::face::find "sound/$sound->[1]";
		3337	cf::sound::set $sound->[0] => $face;
		3338	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3339	}
		3340
		3341	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3342	my $face = cf::face::find "sound/$v";
		3343	cf::sound::set $k => $face;
		3344	}
		3345	}
		3346	});
3118		3347
3119	register_exticmd fx_want => sub {	3348	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3349	my ($ns, $want) = @_;
3121		3350
3122	while (my ($k, $v) = each %$want) {	3351	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3352	$ns->fx_want ($k, $v);
3124	}	3353	}
3125	};	3354	};
		3355
		3356	sub load_resource_file($) {
		3357	my $guard = lock_acquire "load_resource_file";
		3358
		3359	my $status = load_resource_file_ $_[0];
		3360	get_slot 0.1, 100;
		3361	cf::arch::commit_load;
		3362
		3363	$status
		3364	}
3126		3365
3127	sub reload_regions {	3366	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3367	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3368	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3383	}
3145		3384
3146	sub reload_archetypes {	3385	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3386	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3387	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	}	3388	}
3155		3389
3156	sub reload_treasures {	3390	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3391	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3392	or die "unable to load treasurelists\n";
3159	}	3393	}
3160		3394
3161	sub reload_resources {	3395	sub reload_resources {
3162	warn "reloading resource files...\n";	3396	warn "reloading resource files...\n";
3163		3397
		3398	reload_facedata;
		3399	reload_archetypes;
3164	reload_regions;	3400	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3401	reload_treasures;
3169		3402
3170	warn "finished reloading resource files\n";	3403	warn "finished reloading resource files\n";
3171	}	3404	}
3172		3405
3173	sub init {	3406	sub init {
		3407	my $guard = freeze_mainloop;
		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
3174	reload_resources;	3411	reload_resources;
3175	}	3412	}
3176		3413
3177	sub reload_config {	3414	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3415	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3416	or return;
3180		3417
3181	local $/;	3418	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3419	*CFG = YAML::Load <$fh>;
3183		3420
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3422
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3423	$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};	3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3199	# we must not ever block the main coroutine	3436	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3437	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3439	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3440	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3441	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3442	})->prio (Coro::PRIO_MAX);
3206	};	3443	};
3207		3444
		3445	{
		3446	my $guard = freeze_mainloop;
3208	reload_config;	3447	reload_config;
3209	db_init;	3448	db_init;
3210	load_extensions;	3449	load_extensions;
3211		3450
3212	$TICK_WATCHER->start;	3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3452	}
		3453
3213	Event::loop;	3454	EV::loop;
3214	}	3455	}
3215		3456
3216	#############################################################################	3457	#############################################################################
3217	# initialisation and cleanup	3458	# initialisation and cleanup
3218		3459
3219	# install some emergency cleanup handlers	3460	# install some emergency cleanup handlers
3220	BEGIN {	3461	BEGIN {
		3462	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3463	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3464	$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";	3465	cf::cleanup "SIG$signal";
3229	},
3230	);	3466	};
3231	}	3467	}
3232	}	3468	}
3233		3469
3234	sub write_runtime {	3470	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3471	my $runtime = "$LOCALDIR/runtime";
3236		3472
3237	# first touch the runtime file to show we are still running:	3473	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3474	# the fsync below can take a very very long time.
3239		3475
…		…
3265	and return;	3501	and return;
3266		3502
3267	warn "runtime file written.\n";	3503	warn "runtime file written.\n";
3268		3504
3269	1	3505	1
		3506	}
		3507
		3508	our $uuid_lock;
		3509	our $uuid_skip;
		3510
		3511	sub write_uuid_sync($) {
		3512	$uuid_skip ||= $_[0];
		3513
		3514	return if $uuid_lock;
		3515	local $uuid_lock = 1;
		3516
		3517	my $uuid = "$LOCALDIR/uuid";
		3518
		3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3520	or return;
		3521
		3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3523	$uuid_skip = 0;
		3524
		3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3526	and return;
		3527
		3528	# always fsync - this file is important
		3529	aio_fsync $fh
		3530	and return;
		3531
		3532	close $fh
		3533	or return;
		3534
		3535	aio_rename "$uuid~", $uuid
		3536	and return;
		3537
		3538	warn "uuid file written ($value).\n";
		3539
		3540	1
		3541
		3542	}
		3543
		3544	sub write_uuid($$) {
		3545	my ($skip, $sync) = @_;
		3546
		3547	$sync ? write_uuid_sync $skip
		3548	: async { write_uuid_sync $skip };
3270	}	3549	}
3271		3550
3272	sub emergency_save() {	3551	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3552	my $freeze_guard = cf::freeze_mainloop;
3274		3553
…		…
3280	# and maps saved/destroyed asynchronously.	3559	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3560	warn "begin emergency player save\n";
3282	for my $login (keys %cf::PLAYER) {	3561	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3562	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3563	$pl->valid or next;
3285	delete $pl->{unclean_save};	3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3565	$pl->save;
3287	}	3566	}
3288	warn "end emergency player save\n";	3567	warn "end emergency player save\n";
3289		3568
3290	warn "begin emergency map save\n";	3569	warn "begin emergency map save\n";
…		…
3296	warn "end emergency map save\n";	3575	warn "end emergency map save\n";
3297		3576
3298	warn "begin emergency database checkpoint\n";	3577	warn "begin emergency database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3578	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3579	warn "end emergency database checkpoint\n";
		3580
		3581	warn "begin write uuid\n";
		3582	write_uuid_sync 1;
		3583	warn "end write uuid\n";
3301	};	3584	};
3302		3585
3303	warn "leave emergency perl save\n";	3586	warn "leave emergency perl save\n";
3304	}	3587	}
3305		3588
…		…
3307	my ($make_core) = @_;	3590	my ($make_core) = @_;
3308		3591
3309	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	3593	if $make_core;
3311	}	3594	}
		3595
		3596	# a safer delete_package, copied from Symbol
		3597	sub clear_package($) {
		3598	my $pkg = shift;
		3599
		3600	# expand to full symbol table name if needed
		3601	unless ($pkg =~ /^main::.*::$/) {
		3602	$pkg = "main$pkg" if $pkg =~ /^::/;
		3603	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3604	$pkg .= '::' unless $pkg =~ /::$/;
		3605	}
		3606
		3607	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3608	my $stem_symtab = *{$stem}{HASH};
		3609
		3610	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3611	or return;
		3612
		3613	# clear all symbols
		3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3615	for my $name (keys %$leaf_symtab) {
		3616	_gv_clear *{"$pkg$name"};
		3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3618	}
		3619	warn "cleared package #$pkg\n";#d#
		3620	}
		3621
		3622	our $RELOAD; # how many times to reload
3312		3623
3313	sub do_reload_perl() {	3624	sub do_reload_perl() {
3314	# can/must only be called in main	3625	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3316	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3317	return;	3628	return;
3318	}	3629	}
3319		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3320	warn "reloading...";	3634	warn "reloading...";
3321		3635
3322	warn "entering sync_job";	3636	warn "entering sync_job";
3323		3637
3324	cf::sync_job {	3638	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3640	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3328		3642
3329	warn "syncing database to disk";	3643	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3645
3332	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
3333		3647
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3651	}
3371		3652
3372	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3374	}	3655	%EXT_CORO = ();
3375		3656
3376	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3666	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3667
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3387	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3388	}	3677	}
3389		3678
3390	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
3391	}	3694	}
3392		3695
3393	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		3699
3397	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3400		3703
3401	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3705	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3404		3707
3405	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3406		3709
3407	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3408	require cf;	3711	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3410		3713
3411	warn "loading config and database again";	3714	warn "loading config and database again";
3412	cf::reload_config;	3715	cf::reload_config;
3413		3716
3414	warn "loading extensions";	3717	warn "loading extensions";
3415	cf::load_extensions;	3718	cf::load_extensions;
3416		3719
3417	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3423		3726
3424	warn "leaving sync_job";	3727	warn "leaving sync_job";
3425		3728
3426	1	3729	1
3427	} or do {	3730	} or do {
3428	warn $@;	3731	warn $@;
3429	warn "error while reloading, exiting.";	3732	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3733	};
3432		3734
3433	warn "reloaded";	3735	warn "reloaded";
		3736	--$RELOAD;
		3737	}
3434	};	3738	};
3435		3739
3436	our $RELOAD_WATCHER; # used only during reload	3740	our $RELOAD_WATCHER; # used only during reload
3437		3741
3438	sub reload_perl() {	3742	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3743	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3744	# coro crashes during coro_state_free->destroy here.
3441		3745
3442	$RELOAD_WATCHER ||= Event->timer (	3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3443	reentrant => 0,
3444	after => 0,
3445	data => WF_AUTOCANCEL,
3446	cb => sub {
3447	do_reload_perl;	3747	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3748	undef $RELOAD_WATCHER;
3449	},
3450	);	3749	};
3451	}	3750	}
3452		3751
3453	register_command "reload" => sub {	3752	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3753	my ($who, $arg) = @_;
3455		3754
…		…
3468		3767
3469	our @WAIT_FOR_TICK;	3768	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3769	our @WAIT_FOR_TICK_BEGIN;
3471		3770
3472	sub wait_for_tick {	3771	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3772	return if tick_inhibit || $Coro::current == $Coro::main;
3475		3773
3476	my $signal = new Coro::Signal;	3774	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3775	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3776	$signal->wait;
3479	}	3777	}
3480		3778
3481	sub wait_for_tick_begin {	3779	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3484		3781
3485	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3783	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3784	$signal->wait;
3488	}	3785	}
3489		3786
3490	$TICK_WATCHER = Event->timer (	3787	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3788	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3789	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3790	unless ++$bug_warning > 10;
3500	return;	3791	return;
3501	}	3792	}
3502		3793
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3794	cf::server_tick; # one server iteration
3506		3795
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3798	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3799	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3800	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3801	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3802	};
		3803	}
3518		3804
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3806	$sig->send;
3521	}	3807	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3808	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	3809	$sig->send;
3524	}	3810	}
3525		3811
3526	$NOW = Event::time;	3812	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3813	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		3814
3537	_post_tick;	3815	if (0) {
		3816	if ($NEXT_TICK) {
		3817	my $jitter = $TICK_START - $NEXT_TICK;
		3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3819	warn "jitter $JITTER\n";#d#
		3820	}
3538	},	3821	}
3539	);	3822	}
3540		3823
3541	{	3824	{
		3825	# configure BDB
		3826
3542	BDB::min_parallel 8;	3827	BDB::min_parallel 8;
3543	BDB::max_poll_time $TICK * 0.1;	3828	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	3829	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		3830
3568	unless ($DB_ENV) {	3831	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	3832	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3833	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	3834	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3835	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3836	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3837	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		3838
3575	cf::sync_job {	3839	cf::sync_job {
3576	eval {	3840	eval {
…		…
3586		3850
3587	cf::cleanup "db_env_open(db): $@" if $@;	3851	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	3852	};
3589	}	3853	}
3590		3854
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	3855	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3856	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	3857	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	3858	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3859	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	3860	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	3861	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3862	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	3863	};
3621	}	3864	}
3622		3865
3623	{	3866	{
		3867	# configure IO::AIO
		3868
3624	IO::AIO::min_parallel 8;	3869	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	3870	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	3871	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	3872	}
3637		3873
3638	my $_log_backtrace;	3874	my $_log_backtrace;
3639		3875
3640	sub _log_backtrace {	3876	sub _log_backtrace {

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