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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.441 by root, Sat Aug 30 05:19:03 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 Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	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, 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
…		…
447		494
448	while ($busy) {	495	while ($busy) {
449	if (Coro::nready) {	496	if (Coro::nready) {
450	Coro::cede_notself;	497	Coro::cede_notself;
451	} else {	498	} else {
452	Event::one_event;	499	EV::loop EV::LOOP_ONESHOT;
453	}	500	}
454	}	501	}
455		502
456	$time = Event::time - $time;	503	my $time = EV::time - $time;
457		504
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
462		506
463	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
464	} else {	508	} else {
465	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
466		510
…		…
491	=item fork_call { }, $args	535	=item fork_call { }, $args
492		536
493	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
494	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
497		541
498	=cut	542	=cut
499		543
500	sub fork_call(&@) {	544	sub fork_call(&@) {
501	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
508	reset_signals;	552	reset_signals;
509	&$cb	553	&$cb
510	}, @args;	554	}, @args;
511		555
512	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
513	}	584	}
514		585
515	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
516		587
517	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
662	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")
663	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
664		735
665	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>
666	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
667	Crossfire TRT).	738	Deliantra).
668		739
669	=over 4	740	=over 4
670		741
671	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
672		743
…		…
954	}	1025	}
955		1026
956	0	1027	0
957	}	1028	}
958		1029
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1031
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1033
963	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
964		1035
…		…
1017		1088
1018	sub reattach {	1089	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1091	my ($obj) = @_;
1021		1092
		1093	# no longer needed after getting rid of delete_package?
1022	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
1023		1095
1024	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
1025		1097
1026	@$registry = ();	1098	@$registry = ();
1027		1099
…		…
1042	cf::attachable->attach (	1114	cf::attachable->attach (
1043	prio => -1000000,	1115	prio => -1000000,
1044	on_instantiate => sub {	1116	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1046		1118
1047	$data = from_json $data;	1119	$data = decode_json $data;
1048		1120
1049	for (@$data) {	1121	for (@$data) {
1050	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1051		1123
1052	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1076		1148
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1153	aio_close $fh;
1082		1154
1083	if (@$objs) {	1155	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1161	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1163	}
1092	} else {	1164	} else {
1093	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1094	}	1166	}
…		…
1263		1335
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1338
1267	$ext{source} =	1339	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1270	. $source	1342	. $source
1271	. "\n};\n1";	1343	. "\n};\n1";
1272		1344
1273	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1291		1363
1292	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1365	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1367	}
1297		1368
1298	warn $msg;	1369	warn $msg;
1299	}	1370	}
1300		1371
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1461	or return;
1391		1462
1392	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1393	or return;	1464	or return;
		1465
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1397	}	1469	}
1398	}	1470	}
…		…
1408		1480
1409	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1410		1482
1411	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1413		1487
1414	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1489	cf::cede_to_tick;
1416	}	1490	}
1417		1491
…		…
1453	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1454	$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
1455		1529
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1460		1536
1461	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1577
1502	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1503	my $path = path $login;	1579	my $path = path $login;
1504		1580
1505	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1587	}
1511		1588
…		…
1548		1625
1549	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1550		1627
1551	=cut	1628	=cut
1552		1629
		1630	use re 'eval';
		1631
		1632	my $group;
		1633	my $interior; $interior = qr{
		1634	# match a pod interior sequence sans C<< >>
		1635	(?:
		1636	\ (.*?)\ (?{ $group = $^N })
		1637	| < (??{$interior}) >
		1638	)
		1639	}x;
		1640
1553	sub expand_cfpod {	1641	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;	1642	my ($self, $pod) = @_;
1555		1643
1556	# escape & and <	1644	my $xml;
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559		1645
1560	# this is buggy, it needs to properly take care of nested <'s	1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
1561		1649
1562	1 while	1650	$group =~ s/&/&amp;/g;
1563	# replace B<>, I<>, U<> etc.	1651	$group =~ s/</&lt;/g;
1564	s/B<([^\>]*)>/<b>$1<\/b>/	1652
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/	1653	$xml .= $group;
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/	1654	} elsif ($pod =~ m%\G
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1655	([BCGHITU])
1568	# replace G<male|female> tags	1656	<
1569	|| s{G<([^>|]*)\|([^>]*)>}{	1657	(?:
1570	$self->gender ? $2 : $1	1658	([^<>]*) (?{ $group = $^N })
1571	}ge	1659	| < $interior >
1572	# replace H<hint text>	1660	)
1573	|| s{H<([^\>]*)>}	1661	>
		1662	%gcsx
1574	{	1663	) {
		1664	my ($code, $data) = ($1, $group);
		1665
		1666	if ($code eq "B") {
		1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1668	} elsif ($code eq "I") {
		1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1670	} elsif ($code eq "U") {
		1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1672	} elsif ($code eq "C") {
		1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1674	} elsif ($code eq "T") {
		1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1676	} elsif ($code eq "G") {
		1677	my ($male, $female) = split /\|/, $data;
		1678	$data = $self->gender ? $female : $male;
		1679	$xml .= expand_cfpod ($self, $data);
		1680	} elsif ($code eq "H") {
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")	1683	"")
1578	[$self->{hintmode}]	1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
1579	}ge;	1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
1580		1695
		1696	for ($xml) {
1581	# create single paragraphs (very hackish)	1697	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;	1698	s/(?<=\S)\n(?=\w)/ /g;
1583		1699
1584	# compress some whitespace	1700	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends	1701	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines	1702	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines	1703	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines	1704	s/\n+$//; # ending lines
		1705	}
1589		1706
1590	$_	1707	$xml
1591	}	1708	}
		1709
		1710	no re 'eval';
1592		1711
1593	sub hintmode {	1712	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;	1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}	1714	$_[0]{hintmode}
1596	}	1715	}
…		…
1668	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1670		1789
1671	sub generate_random_map {	1790	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1791	my ($self, $rmp) = @_;
		1792
		1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1794
1673	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1796	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1921
1800	# the temporary/swap location	1922	# the temporary/swap location
1801	sub save_path {	1923	sub save_path {
1802	my ($self) = @_;	1924	my ($self) = @_;
1803		1925
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1806	}	1928	}
1807		1929
1808	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1809	sub uniq_path {	1931	sub uniq_path {
1810	my ($self) = @_;	1932	my ($self) = @_;
1811		1933
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1814	}	1936	}
1815		1937
1816	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1817	# all maps in C++...	1939	# all maps in C++...
…		…
1915		2037
1916	cf::lock_wait "map_data:$path";#d#remove	2038	cf::lock_wait "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1918		2040
1919	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2043	my $guard2 = cf::lock_acquire "map_find:$path";
1922		2044
1923	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1924	or return;	2046	or return;
1925		2047
1926	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
…		…
1929	or return;	2051	or return;
1930		2052
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
1934	undef $guard1;	2057	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2058	$map->reset;
1937	return find $path;	2059	return find $path;
1938	}	2060	}
1939		2061
1940	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2089	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2090	$f->skip_block;
1969	$self->_load_objects ($f)	2091	$self->_load_objects ($f)
1970	or return;	2092	or return;
1971		2093
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1973	if delete $self->{load_original};	2095	if delete $self->{load_original};
1974		2096
1975	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2098	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2099	unless (aio_stat $uniq) {
…		…
2003	}	2125	}
2004		2126
2005	$self->{last_save} = $cf::RUNTIME;	2127	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2128	$self->last_access ($cf::RUNTIME);
2007		2129
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2131	}
2010		2132
2011	$self->post_load;	2133	$self->post_load;
2012	}	2134	}
2013		2135
…		…
2071	my ($path, $origin, $load) = @_;	2193	my ($path, $origin, $load) = @_;
2072		2194
2073	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
2074		2196
2075	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2199	}
2078		2200
2079	$MAP_PREFETCH{$path} |= $load;	2201	$MAP_PREFETCH{$path} |= $load;
2080		2202
2081	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2240	cf::async {
2119	$Coro::current->{desc} = "map player save";	2241	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
2121	};	2243	};
2122		2244
		2245	cf::get_slot 0.02;
		2246
2123	if ($uniq) {	2247	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2250	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2251	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2259	$self->save;
2136		2260
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2262
2139	return if $self->players;	2263	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2265	return if $self->{deny_save};
2142		2266
2143	$self->in_memory (cf::MAP_SWAPPED);	2267	$self->in_memory (cf::MAP_SWAPPED);
2144		2268
2145	$self->deactivate;	2269	$self->deactivate;
…		…
2263		2387
2264	sub unique_maps() {	2388	sub unique_maps() {
2265	[	2389	[
2266	map {	2390	map {
2267	utf8::decode $_;	2391	utf8::decode $_;
2268	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
2269	? normalise $_	2395	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2397	]
2273	}	2398	}
2274		2399
2275	package cf;
2276
2277	=back	2400	=back
2278		2401
2279	=head3 cf::object	2402	=head3 cf::object
2280		2403
2281	=cut	2404	=cut
…		…
2284		2407
2285	=over 4	2408	=over 4
2286		2409
2287	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2288		2411
2289	Returns the inventory of the object _and_ their inventories, recursively.	2412	Returns the inventory of the object I<and> their inventories, recursively,
		2413	but I<not> the object itself.
2290		2414
2291	=cut	2415	=cut
2292		2416
2293	sub inv_recursive_;	2417	sub inv_recursive_;
2294	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2300	}	2424	}
2301		2425
2302	=item $ref = $ob->ref	2426	=item $ref = $ob->ref
2303		2427
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2428	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2429
2306	=item $ob = cf::object::deref ($refstring)	2430	=item $ob = cf::object::deref ($refstring)
2307		2431
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2432	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2433	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2465	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2343		2467
2344	=cut	2468	=cut
2345		2469
		2470	our $SAY_CHANNEL = {
		2471	id => "say",
		2472	title => "Map",
		2473	reply => "say ",
		2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2475	};
		2476
		2477	our $CHAT_CHANNEL = {
		2478	id => "chat",
		2479	title => "Chat",
		2480	reply => "chat ",
		2481	tooltip => "Player chat and shouts, global to the server.",
		2482	};
		2483
2346	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2485	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2486	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2488	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2500	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2501
2364	} else {	2502	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2505	}
2368	}	2506	}
2369	}	2507	}
2370		2508
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2478	Moves the player to the given map-path and coordinates by first freezing	2616	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2618	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2619	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2620	be called at the end of this process.
		2621
		2622	Note that $check will be called with a potentially non-loaded map, so if
		2623	it needs a loaded map it has to call C<< ->load >>.
2483		2624
2484	=cut	2625	=cut
2485		2626
2486	our $GOTOGEN;	2627	our $GOTOGEN;
2487		2628
…		…
2566	}	2707	}
2567		2708
2568	sub prepare_random_map {	2709	sub prepare_random_map {
2569	my ($exit) = @_;	2710	my ($exit) = @_;
2570		2711
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2714	# that depends on the exit object
2576		2715
2577	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2718	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2584	}	2725	}
2585		2726
2586	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2587		2728
2588	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2591		2732
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2735	undef $fh;
2595	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2596		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2599	}	2744	}
2600	}	2745	}
2601		2746
2602	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2604		2749
2605	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2606		2751
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2752	$self->enter_link;
2619		2753
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2754	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2755	$Coro::current->{desc} = "enter_exit";
2626		2756
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2757	unless (eval {
		2758	$self->deactivate_recursive; # just to be sure
		2759
		2760	# random map handling
		2761	{
		2762	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2763
		2764	prepare_random_map $exit
		2765	if $exit->slaying eq "/!";
		2766	}
		2767
		2768	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2769	my $x = $exit->stats->hp;
		2770	my $y = $exit->stats->sp;
		2771
2629	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2630		2773
		2774	# if exit is damned, update players death & WoR home-position
		2775	$self->contr->savebed ($map, $x, $y)
		2776	if $exit->flag (cf::FLAG_DAMNED);
		2777
2631	1;	2778	1
2632	}) {	2779	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2634	. "I'll try to bring you back to the map you were before. "	2781	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2813	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2814	the message unless the client supports the msg packet.
2668		2815
2669	=cut	2816	=cut
2670		2817
		2818	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2819	our %CHANNEL = (
2672	"c/identify" => {	2820	"c/identify" => {
2673	id => "infobox",	2821	id => "infobox",
2674	title => "Identify",	2822	title => "Identify",
2675	reply => undef,	2823	reply => undef,
…		…
2691	id => "infobox",	2839	id => "infobox",
2692	title => "Look",	2840	title => "Look",
2693	reply => undef,	2841	reply => undef,
2694	tooltip => "What you saw there",	2842	tooltip => "What you saw there",
2695	},	2843	},
		2844	"c/who" => {
		2845	id => "infobox",
		2846	title => "Players",
		2847	reply => undef,
		2848	tooltip => "Shows players who are currently online",
		2849	},
		2850	"c/body" => {
		2851	id => "infobox",
		2852	title => "Body Parts",
		2853	reply => undef,
		2854	tooltip => "Shows which body parts you posess and are available",
		2855	},
		2856	"c/uptime" => {
		2857	id => "infobox",
		2858	title => "Uptime",
		2859	reply => undef,
		2860	tooltip => "How long the server has been running since last restart",
		2861	},
		2862	"c/mapinfo" => {
		2863	id => "infobox",
		2864	title => "Map Info",
		2865	reply => undef,
		2866	tooltip => "Information related to the maps",
		2867	},
		2868	"c/party" => {
		2869	id => "party",
		2870	title => "Party",
		2871	reply => "gsay ",
		2872	tooltip => "Messages and chat related to your party",
		2873	},
2696	);	2874	);
2697		2875
2698	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2878
…		…
2937		3115
2938	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2939		3117
2940	cf::object	3118	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3119	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3120	insert remove name archname title slaying race decrease split
2943		3121
2944	cf::object::player	3122	cf::object::player
2945	player	3123	player
2946		3124
2947	cf::player	3125	cf::player
…		…
2952		3130
2953	=cut	3131	=cut
2954		3132
2955	for (	3133	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3135	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3136	decrease split destroy change_exp)],
2959	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2961	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2962	) {	3140	) {
2963	no strict 'refs';	3141	no strict 'refs';
…		…
3068	{	3246	{
3069	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
3070		3248
3071	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
3073	cf::face::set_visibility $idx, $info->{visibility};	3252	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3253	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3256
3078	cf::cede_to_tick;	3257	cf::cede_to_tick;
3079	}	3258	}
3080		3259
3081	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
3083	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
3084	or next;	3264	or next;
		3265
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3267	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3269	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3288	{
3108	# TODO: for gcfclient pleasure, we should give resources	3289	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3290	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3291	my $res = $facedata->{resource};
3111		3292
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3296	my $data;
3117		3297
3118	if ($info->{type} & 1) {	3298	if ($info->{type} & 1) {
3119	# prepend meta info	3299	# prepend meta info
3120		3300
3121	my $meta = $enc->encode ({	3301	my $meta = $enc->encode ({
3122	name => $name,	3302	name => $name,
3123	%{ $info->{meta} || {} },	3303	%{ $info->{meta} || {} },
3124	});	3304	});
3125		3305
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3306	$data = pack "(w/a*)*", $meta, $info->{data};
		3307	} else {
		3308	$data = $info->{data};
		3309	}
		3310
		3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3312	cf::face::set_type $idx, $info->{type};
3127	} else {	3313	} else {
3128	$data = $info->{data};	3314	$RESOURCE{$name} = $info;
3129	}	3315	}
3130		3316
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3317	cf::cede_to_tick;
3135	}	3318	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3322
3156	1	3323	1
3157	}	3324	}
		3325
		3326	cf::global->attach (on_resource_update => sub {
		3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3329
		3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3331	my $sound = $soundconf->{compat}[$_]
		3332	or next;
		3333
		3334	my $face = cf::face::find "sound/$sound->[1]";
		3335	cf::sound::set $sound->[0] => $face;
		3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3337	}
		3338
		3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3340	my $face = cf::face::find "sound/$v";
		3341	cf::sound::set $k => $face;
		3342	}
		3343	}
		3344	});
3158		3345
3159	register_exticmd fx_want => sub {	3346	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3347	my ($ns, $want) = @_;
3161		3348
3162	while (my ($k, $v) = each %$want) {	3349	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3350	$ns->fx_want ($k, $v);
3164	}	3351	}
3165	};	3352	};
		3353
		3354	sub load_resource_file($) {
		3355	my $guard = lock_acquire "load_resource_file";
		3356
		3357	my $status = load_resource_file_ $_[0];
		3358	get_slot 0.1, 100;
		3359	cf::arch::commit_load;
		3360
		3361	$status
		3362	}
3166		3363
3167	sub reload_regions {	3364	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3365	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3366	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3367	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3381	}
3185		3382
3186	sub reload_archetypes {	3383	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3384	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3385	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3386	}
3195		3387
3196	sub reload_treasures {	3388	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3389	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3390	or die "unable to load treasurelists\n";
3199	}	3391	}
3200		3392
3201	sub reload_resources {	3393	sub reload_resources {
3202	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
3203		3395
		3396	reload_facedata;
		3397	reload_archetypes;
3204	reload_regions;	3398	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3399	reload_treasures;
3209		3400
3210	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
3211	}	3402	}
3212		3403
3213	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
3214	reload_resources;	3409	reload_resources;
3215	}	3410	}
3216		3411
3217	sub reload_config {	3412	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3414	or return;
3220		3415
3221	local $/;	3416	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
3223		3418
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3420
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3239	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3437	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3439	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3246	};	3441	};
3247		3442
		3443	{
		3444	my $guard = freeze_mainloop;
3248	reload_config;	3445	reload_config;
3249	db_init;	3446	db_init;
3250	load_extensions;	3447	load_extensions;
3251		3448
3252	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
3253	Event::loop;	3452	EV::loop;
3254	}	3453	}
3255		3454
3256	#############################################################################	3455	#############################################################################
3257	# initialisation and cleanup	3456	# initialisation and cleanup
3258		3457
3259	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
3260	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
3269	},
3270	);	3464	};
3271	}	3465	}
3272	}	3466	}
3273		3467
3274	sub write_runtime {	3468	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
3276		3470
3277	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
3279		3473
…		…
3305	and return;	3499	and return;
3306		3500
3307	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
3308		3502
3309	1	3503	1
		3504	}
		3505
		3506	our $uuid_lock;
		3507	our $uuid_skip;
		3508
		3509	sub write_uuid_sync($) {
		3510	$uuid_skip ||= $_[0];
		3511
		3512	return if $uuid_lock;
		3513	local $uuid_lock = 1;
		3514
		3515	my $uuid = "$LOCALDIR/uuid";
		3516
		3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3518	or return;
		3519
		3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
3310	}	3547	}
3311		3548
3312	sub emergency_save() {	3549	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3314		3551
…		…
3336	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
3337		3574
3338	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
3341	};	3582	};
3342		3583
3343	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
3344	}	3585	}
3345		3586
…		…
3347	my ($make_core) = @_;	3588	my ($make_core) = @_;
3348		3589
3349	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3591	if $make_core;
3351	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		3596	my $pkg = shift;
		3597
		3598	# expand to full symbol table name if needed
		3599	unless ($pkg =~ /^main::.*::$/) {
		3600	$pkg = "main$pkg" if $pkg =~ /^::/;
		3601	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3602	$pkg .= '::' unless $pkg =~ /::$/;
		3603	}
		3604
		3605	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3606	my $stem_symtab = *{$stem}{HASH};
		3607
		3608	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3609	or return;
		3610
		3611	# clear all symbols
		3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3613	for my $name (keys %$leaf_symtab) {
		3614	_gv_clear *{"$pkg$name"};
		3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3616	}
		3617	warn "cleared package #$pkg\n";#d#
		3618	}
		3619
		3620	our $RELOAD; # how many times to reload
3352		3621
3353	sub do_reload_perl() {	3622	sub do_reload_perl() {
3354	# can/must only be called in main	3623	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
3357	return;	3626	return;
3358	}	3627	}
3359		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
3360	warn "reloading...";	3632	warn "reloading...";
3361		3633
3362	warn "entering sync_job";	3634	warn "entering sync_job";
3363		3635
3364	cf::sync_job {	3636	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3638	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3368		3640
3369	warn "syncing database to disk";	3641	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3643
3372	# if anything goes wrong in here, we should simply crash as we already saved	3644	# if anything goes wrong in here, we should simply crash as we already saved
3373		3645
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3649	}
3411		3650
3412	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
3414	}	3653	%EXT_CORO = ();
3415		3654
3416	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3664	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3665
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
3427	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
3428	}	3675	}
3429		3676
3430	Symbol::delete_package $k;	3677	warn "unloading all perl modules loaded from $LIBDIR";
		3678	while (my ($k, $v) = each %INC) {
		3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3680
		3681	warn "... unloading $k";
		3682	delete $INC{$k};
		3683
		3684	$k =~ s/\.pm$//;
		3685	$k =~ s/\//::/g;
		3686
		3687	if (my $cb = $k->can ("unload_module")) {
		3688	$cb->();
		3689	}
		3690
		3691	clear_package $k;
3431	}	3692	}
3432		3693
3433	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3697
3437	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
3440		3701
3441	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3703	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
3444		3705
3445	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
3446		3707
3447	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
3448	require cf;	3709	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3711
3451	warn "loading config and database again";	3712	warn "loading config and database again";
3452	cf::reload_config;	3713	cf::reload_config;
3453		3714
3454	warn "loading extensions";	3715	warn "loading extensions";
3455	cf::load_extensions;	3716	cf::load_extensions;
3456		3717
3457	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
3463		3724
3464	warn "leaving sync_job";	3725	warn "leaving sync_job";
3465		3726
3466	1	3727	1
3467	} or do {	3728	} or do {
3468	warn $@;	3729	warn $@;
3469	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3731	};
3472		3732
3473	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
3474	};	3736	};
3475		3737
3476	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
3477		3739
3478	sub reload_perl() {	3740	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
3481		3743
3482	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3483	reentrant => 0,
3484	after => 0,
3485	data => WF_AUTOCANCEL,
3486	cb => sub {
3487	do_reload_perl;	3745	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
3489	},
3490	);	3747	};
3491	}	3748	}
3492		3749
3493	register_command "reload" => sub {	3750	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
3495		3752
…		…
3508		3765
3509	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
3511		3768
3512	sub wait_for_tick {	3769	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3771
3516	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3774	$signal->wait;
3519	}	3775	}
3520		3776
3521	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3779
3525	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3782	$signal->wait;
3528	}	3783	}
3529		3784
3530	$TICK_WATCHER = Event->timer (	3785	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
3540	return;	3789	return;
3541	}	3790	}
3542		3791
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
3546		3793
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3796	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3797	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3798	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3799	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3800	};
		3801	}
3558		3802
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3804	$sig->send;
3561	}	3805	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3807	$sig->send;
3564	}	3808	}
3565		3809
3566	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3812
3577	_post_tick;	3813	if (0) {
		3814	if ($NEXT_TICK) {
		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3578	},	3819	}
3579	);	3820	}
3580		3821
3581	{	3822	{
		3823	# configure BDB
		3824
3582	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3826	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3827	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3828
3608	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3832	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3833	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3836
3615	cf::sync_job {	3837	cf::sync_job {
3616	eval {	3838	eval {
…		…
3626		3848
3627	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3850	};
3629	}	3851	}
3630		3852
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3853	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3854	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3855	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3856	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3858	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3859	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3861	};
3661	}	3862	}
3662		3863
3663	{	3864	{
		3865	# configure IO::AIO
		3866
3664	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	3870	}
3677		3871
3678	my $_log_backtrace;	3872	my $_log_backtrace;
3679		3873
3680	sub _log_backtrace {	3874	sub _log_backtrace {

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