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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 1.443 by root, Sun Aug 31 10:05:26 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
…		…
1449	my ($pl) = @_;	1523	my ($pl) = @_;
1450		1524
1451	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1452		1526
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 have 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
…		…
1549	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1550		1627
1551	=cut	1628	=cut
1552		1629
1553	sub expand_cfpod {	1630	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1555		1632
1556	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1557	s/&/&amp;/g;	1634	my $xml;
1558	s/(?<![BIUGHT])</&lt;/g;
1559		1635
1560	# 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};
1561		1648
1562	1 while	1649	my $cb;
1563	# replace B<>, I<>, U<> etc.	1650
1564	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1654	$cb = sub { "<tt>$_[0]</tt>" };
1568	# replace G<male|female> tags	1655	} elsif ($code eq "E") {
1569	|| s{G<([^>|]*)\|([^>]*)>}{	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1570	$self->gender ? $2 : $1	1657	} elsif ($code eq "G") {
1571	}ge	1658	$cb = sub {
1572	# replace H<hint text>	1659	my ($male, $female) = split /\|/, $_[0];
1573	|| s{H<([^\>]*)>}	1660	$self->gender ? $female : $male
1574	{	1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")	1667	"",
1578	[$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	}
1579	}ge;	1707	}
		1708	}
		1709	}
1580		1710
1581	# create single paragraphs (very hackish)	1711	$xml
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}	1712	}
1592		1713
1593	sub hintmode {	1714	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}	1716	$_[0]{hintmode}
…		…
1668	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1670		1791
1671	sub generate_random_map {	1792	sub generate_random_map {
1672	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
1673	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1798	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1923
1800	# the temporary/swap location	1924	# the temporary/swap location
1801	sub save_path {	1925	sub save_path {
1802	my ($self) = @_;	1926	my ($self) = @_;
1803		1927
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1806	}	1930	}
1807		1931
1808	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1809	sub uniq_path {	1933	sub uniq_path {
1810	my ($self) = @_;	1934	my ($self) = @_;
1811		1935
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1814	}	1938	}
1815		1939
1816	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1817	# all maps in C++...	1941	# all maps in C++...
…		…
1915		2039
1916	cf::lock_wait "map_data:$path";#d#remove	2040	cf::lock_wait "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1918		2042
1919	$cf::MAP{$path} || do {	2043	$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	2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2045	my $guard2 = cf::lock_acquire "map_find:$path";
1922		2046
1923	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1924	or return;	2048	or return;
1925		2049
1926	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
…		…
1929	or return;	2053	or return;
1930		2054
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
1934	undef $guard1;	2059	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2060	$map->reset;
1937	return find $path;	2061	return find $path;
1938	}	2062	}
1939		2063
1940	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2091	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2092	$f->skip_block;
1969	$self->_load_objects ($f)	2093	$self->_load_objects ($f)
1970	or return;	2094	or return;
1971		2095
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1973	if delete $self->{load_original};	2097	if delete $self->{load_original};
1974		2098
1975	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2100	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2101	unless (aio_stat $uniq) {
…		…
2003	}	2127	}
2004		2128
2005	$self->{last_save} = $cf::RUNTIME;	2129	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2130	$self->last_access ($cf::RUNTIME);
2007		2131
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2133	}
2010		2134
2011	$self->post_load;	2135	$self->post_load;
2012	}	2136	}
2013		2137
…		…
2071	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
2072		2196
2073	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
2074		2198
2075	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2201	}
2078		2202
2079	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
2080		2204
2081	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2242	cf::async {
2119	$Coro::current->{desc} = "map player save";	2243	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
2121	};	2245	};
2122		2246
		2247	cf::get_slot 0.02;
		2248
2123	if ($uniq) {	2249	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2252	} else {
2127	$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);
…		…
2135	$self->save;	2261	$self->save;
2136		2262
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2264
2139	return if $self->players;	2265	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2267	return if $self->{deny_save};
2142		2268
2143	$self->in_memory (cf::MAP_SWAPPED);	2269	$self->in_memory (cf::MAP_SWAPPED);
2144		2270
2145	$self->deactivate;	2271	$self->deactivate;
…		…
2263		2389
2264	sub unique_maps() {	2390	sub unique_maps() {
2265	[	2391	[
2266	map {	2392	map {
2267	utf8::decode $_;	2393	utf8::decode $_;
2268	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2269	? normalise $_	2397	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2399	]
2273	}	2400	}
2274		2401
2275	package cf;
2276
2277	=back	2402	=back
2278		2403
2279	=head3 cf::object	2404	=head3 cf::object
2280		2405
2281	=cut	2406	=cut
…		…
2284		2409
2285	=over 4	2410	=over 4
2286		2411
2287	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2288		2413
2289	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.
2290		2416
2291	=cut	2417	=cut
2292		2418
2293	sub inv_recursive_;	2419	sub inv_recursive_;
2294	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2300	}	2426	}
2301		2427
2302	=item $ref = $ob->ref	2428	=item $ref = $ob->ref
2303		2429
2304	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.
2305		2431
2306	=item $ob = cf::object::deref ($refstring)	2432	=item $ob = cf::object::deref ($refstring)
2307		2433
2308	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,
2309	even if the object actually exists. May block.	2435	even if the object actually exists. May block.
…		…
2341	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
2342	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2343		2469
2344	=cut	2470	=cut
2345		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
2346	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2487	# with dialog boxes.
2348	#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
2349	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2490	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2362	$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));
2363		2503
2364	} else {	2504	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2507	}
2368	}	2508	}
2369	}	2509	}
2370		2510
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2478	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
2479	her, loading and preparing them map, calling the provided $check callback	2619	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	2620	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	2621	the new (success) or old (failed) map position. In either case, $done will
2482	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 >>.
2483		2626
2484	=cut	2627	=cut
2485		2628
2486	our $GOTOGEN;	2629	our $GOTOGEN;
2487		2630
…		…
2566	}	2709	}
2567		2710
2568	sub prepare_random_map {	2711	sub prepare_random_map {
2569	my ($exit) = @_;	2712	my ($exit) = @_;
2570		2713
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2716	# that depends on the exit object
2576		2717
2577	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2720	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2584	}	2727	}
2585		2728
2586	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2587		2730
2588	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2591		2734
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2737	undef $fh;
2595	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2596		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2599	}	2746	}
2600	}	2747	}
2601		2748
2602	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2604		2751
2605	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2606		2753
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;	2754	$self->enter_link;
2619		2755
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 {	2756	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2757	$Coro::current->{desc} = "enter_exit";
2626		2758
2627	$self->deactivate_recursive; # just to be sure
2628	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
2629	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2630		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
2631	1;	2780	1
2632	}) {	2781	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2634	. "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. "
2635	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2666	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
2667	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2668		2817
2669	=cut	2818	=cut
2670		2819
		2820	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2821	our %CHANNEL = (
2672	"c/identify" => {	2822	"c/identify" => {
2673	id => "infobox",	2823	id => "infobox",
2674	title => "Identify",	2824	title => "Identify",
2675	reply => undef,	2825	reply => undef,
…		…
2691	id => "infobox",	2841	id => "infobox",
2692	title => "Look",	2842	title => "Look",
2693	reply => undef,	2843	reply => undef,
2694	tooltip => "What you saw there",	2844	tooltip => "What you saw there",
2695	},	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",
		2875	},
2696	);	2876	);
2697		2877
2698	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2880
…		…
2727	if ($self->can_msg) {	2907	if ($self->can_msg) {
2728	# default colour, mask it out	2908	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2910	if $color & cf::NDI_DEF;
2731		2911
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2912	my $pkt = "msg "
		2913	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2915	);
		2916
		2917	# try lzf for large packets
		2918	$pkt = "lzf " . Compress::LZF::compress $pkt
		2919	if 1024 <= length $pkt and $self->{can_lzf};
		2920
		2921	# split very large packets
		2922	if (8192 < length $pkt and $self->{can_lzf}) {
		2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2924	$pkt = "frag";
		2925	}
		2926
		2927	$self->send_packet ($pkt);
2734	} else {	2928	} else {
2735	if ($color >= 0) {	2929	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones	2930	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {	2931	for ($msg) {
2738	1 while	2932	1 while
…		…
2937		3131
2938	The following functions and methods are available within a safe environment:	3132	The following functions and methods are available within a safe environment:
2939		3133
2940	cf::object	3134	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3135	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3136	insert remove name archname title slaying race decrease split
2943		3137
2944	cf::object::player	3138	cf::object::player
2945	player	3139	player
2946		3140
2947	cf::player	3141	cf::player
…		…
2952		3146
2953	=cut	3147	=cut
2954		3148
2955	for (	3149	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3151	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3152	decrease split destroy change_exp)],
2959	["cf::object::player" => qw(player)],	3153	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3154	["cf::player" => qw(peaceful)],
2961	["cf::map" => qw(trigger)],	3155	["cf::map" => qw(trigger)],
2962	) {	3156	) {
2963	no strict 'refs';	3157	no strict 'refs';
…		…
3068	{	3262	{
3069	my $faces = $facedata->{faceinfo};	3263	my $faces = $facedata->{faceinfo};
3070		3264
3071	while (my ($face, $info) = each %$faces) {	3265	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3267
3073	cf::face::set_visibility $idx, $info->{visibility};	3268	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3269	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3270	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};	3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3272
3078	cf::cede_to_tick;	3273	cf::cede_to_tick;
3079	}	3274	}
3080		3275
3081	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3277	next unless $info->{smooth};
		3278
3083	my $idx = cf::face::find $face	3279	my $idx = cf::face::find $face
3084	or next;	3280	or next;
		3281
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3282	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3283	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3285	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3286	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3304	{
3108	# TODO: for gcfclient pleasure, we should give resources	3305	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3306	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3307	my $res = $facedata->{resource};
3111		3308
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3309	while (my ($name, $info) = each %$res) {
		3310	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3312	my $data;
3117		3313
3118	if ($info->{type} & 1) {	3314	if ($info->{type} & 1) {
3119	# prepend meta info	3315	# prepend meta info
3120		3316
3121	my $meta = $enc->encode ({	3317	my $meta = $enc->encode ({
3122	name => $name,	3318	name => $name,
3123	%{ $info->{meta} || {} },	3319	%{ $info->{meta} || {} },
3124	});	3320	});
3125		3321
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3322	$data = pack "(w/a*)*", $meta, $info->{data};
		3323	} else {
		3324	$data = $info->{data};
		3325	}
		3326
		3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3328	cf::face::set_type $idx, $info->{type};
3127	} else {	3329	} else {
3128	$data = $info->{data};	3330	$RESOURCE{$name} = $info;
3129	}	3331	}
3130		3332
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;	3333	cf::cede_to_tick;
3135	}	3334	}
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	}	3335	}
		3336
		3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3338
3156	1	3339	1
3157	}	3340	}
		3341
		3342	cf::global->attach (on_resource_update => sub {
		3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3345
		3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3347	my $sound = $soundconf->{compat}[$_]
		3348	or next;
		3349
		3350	my $face = cf::face::find "sound/$sound->[1]";
		3351	cf::sound::set $sound->[0] => $face;
		3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3353	}
		3354
		3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3356	my $face = cf::face::find "sound/$v";
		3357	cf::sound::set $k => $face;
		3358	}
		3359	}
		3360	});
3158		3361
3159	register_exticmd fx_want => sub {	3362	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3363	my ($ns, $want) = @_;
3161		3364
3162	while (my ($k, $v) = each %$want) {	3365	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3366	$ns->fx_want ($k, $v);
3164	}	3367	}
3165	};	3368	};
		3369
		3370	sub load_resource_file($) {
		3371	my $guard = lock_acquire "load_resource_file";
		3372
		3373	my $status = load_resource_file_ $_[0];
		3374	get_slot 0.1, 100;
		3375	cf::arch::commit_load;
		3376
		3377	$status
		3378	}
3166		3379
3167	sub reload_regions {	3380	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3381	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3382	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3383	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3397	}
3185		3398
3186	sub reload_archetypes {	3399	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3400	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3401	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	}	3402	}
3195		3403
3196	sub reload_treasures {	3404	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3405	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3406	or die "unable to load treasurelists\n";
3199	}	3407	}
3200		3408
3201	sub reload_resources {	3409	sub reload_resources {
3202	warn "reloading resource files...\n";	3410	warn "reloading resource files...\n";
3203		3411
		3412	reload_facedata;
		3413	reload_archetypes;
3204	reload_regions;	3414	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3415	reload_treasures;
3209		3416
3210	warn "finished reloading resource files\n";	3417	warn "finished reloading resource files\n";
3211	}	3418	}
3212		3419
3213	sub init {	3420	sub init {
		3421	my $guard = freeze_mainloop;
		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
3214	reload_resources;	3425	reload_resources;
3215	}	3426	}
3216		3427
3217	sub reload_config {	3428	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3429	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3430	or return;
3220		3431
3221	local $/;	3432	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3433	*CFG = YAML::Load <$fh>;
3223		3434
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3436
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3437	$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};	3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3239	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3453	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3455	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3246	};	3457	};
3247		3458
		3459	{
		3460	my $guard = freeze_mainloop;
3248	reload_config;	3461	reload_config;
3249	db_init;	3462	db_init;
3250	load_extensions;	3463	load_extensions;
3251		3464
3252	$TICK_WATCHER->start;	3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466	}
		3467
3253	Event::loop;	3468	EV::loop;
3254	}	3469	}
3255		3470
3256	#############################################################################	3471	#############################################################################
3257	# initialisation and cleanup	3472	# initialisation and cleanup
3258		3473
3259	# install some emergency cleanup handlers	3474	# install some emergency cleanup handlers
3260	BEGIN {	3475	BEGIN {
		3476	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3477	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3478	$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";	3479	cf::cleanup "SIG$signal";
3269	},
3270	);	3480	};
3271	}	3481	}
3272	}	3482	}
3273		3483
3274	sub write_runtime {	3484	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3485	my $runtime = "$LOCALDIR/runtime";
3276		3486
3277	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3279		3489
…		…
3305	and return;	3515	and return;
3306		3516
3307	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3308		3518
3309	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3537	$uuid_skip = 0;
		3538
		3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3540	and return;
		3541
		3542	# always fsync - this file is important
		3543	aio_fsync $fh
		3544	and return;
		3545
		3546	close $fh
		3547	or return;
		3548
		3549	aio_rename "$uuid~", $uuid
		3550	and return;
		3551
		3552	warn "uuid file written ($value).\n";
		3553
		3554	1
		3555
		3556	}
		3557
		3558	sub write_uuid($$) {
		3559	my ($skip, $sync) = @_;
		3560
		3561	$sync ? write_uuid_sync $skip
		3562	: async { write_uuid_sync $skip };
3310	}	3563	}
3311		3564
3312	sub emergency_save() {	3565	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3566	my $freeze_guard = cf::freeze_mainloop;
3314		3567
…		…
3336	warn "end emergency map save\n";	3589	warn "end emergency map save\n";
3337		3590
3338	warn "begin emergency database checkpoint\n";	3591	warn "begin emergency database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3592	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3593	warn "end emergency database checkpoint\n";
		3594
		3595	warn "begin write uuid\n";
		3596	write_uuid_sync 1;
		3597	warn "end write uuid\n";
3341	};	3598	};
3342		3599
3343	warn "leave emergency perl save\n";	3600	warn "leave emergency perl save\n";
3344	}	3601	}
3345		3602
…		…
3347	my ($make_core) = @_;	3604	my ($make_core) = @_;
3348		3605
3349	warn Carp::longmess "post_cleanup backtrace"	3606	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3607	if $make_core;
3351	}	3608	}
		3609
		3610	# a safer delete_package, copied from Symbol
		3611	sub clear_package($) {
		3612	my $pkg = shift;
		3613
		3614	# expand to full symbol table name if needed
		3615	unless ($pkg =~ /^main::.*::$/) {
		3616	$pkg = "main$pkg" if $pkg =~ /^::/;
		3617	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3618	$pkg .= '::' unless $pkg =~ /::$/;
		3619	}
		3620
		3621	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3622	my $stem_symtab = *{$stem}{HASH};
		3623
		3624	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3625	or return;
		3626
		3627	# clear all symbols
		3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3629	for my $name (keys %$leaf_symtab) {
		3630	_gv_clear *{"$pkg$name"};
		3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3632	}
		3633	warn "cleared package #$pkg\n";#d#
		3634	}
		3635
		3636	our $RELOAD; # how many times to reload
3352		3637
3353	sub do_reload_perl() {	3638	sub do_reload_perl() {
3354	# can/must only be called in main	3639	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3640	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3641	warn "can only reload from main coroutine";
3357	return;	3642	return;
3358	}	3643	}
3359		3644
		3645	return if $RELOAD++;
		3646
		3647	while ($RELOAD) {
3360	warn "reloading...";	3648	warn "reloading...";
3361		3649
3362	warn "entering sync_job";	3650	warn "entering sync_job";
3363		3651
3364	cf::sync_job {	3652	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3653	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3654	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3655	cf::write_runtime_sync; # external watchdog should not bark
3368		3656
3369	warn "syncing database to disk";	3657	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3658	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3659
3372	# if anything goes wrong in here, we should simply crash as we already saved	3660	# if anything goes wrong in here, we should simply crash as we already saved
3373		3661
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3662	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3663	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$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	}	3665	}
3411		3666
3412	warn "... nuking $pkg";	3667	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3668	$_->cancel for values %EXT_CORO;
3414	}	3669	%EXT_CORO = ();
3415		3670
3416	warn "unloading all perl modules loaded from $LIBDIR";	3671	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3672	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3673
		3674	warn "removing ext/exti commands";
		3675	%EXTCMD = ();
		3676	%EXTICMD = ();
		3677
		3678	warn "unloading/nuking all extensions";
		3679	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3680	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3681
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3682	if (my $cb = $pkg->can ("unload")) {
		3683	eval {
3427	$cb->();	3684	$cb->($pkg);
		3685	1
		3686	} or warn "$pkg unloaded, but with errors: $@";
		3687	}
		3688
		3689	warn "... clearing $pkg";
		3690	clear_package $pkg;
3428	}	3691	}
3429		3692
3430	Symbol::delete_package $k;	3693	warn "unloading all perl modules loaded from $LIBDIR";
		3694	while (my ($k, $v) = each %INC) {
		3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3696
		3697	warn "... unloading $k";
		3698	delete $INC{$k};
		3699
		3700	$k =~ s/\.pm$//;
		3701	$k =~ s/\//::/g;
		3702
		3703	if (my $cb = $k->can ("unload_module")) {
		3704	$cb->();
		3705	}
		3706
		3707	clear_package $k;
3431	}	3708	}
3432		3709
3433	warn "getting rid of safe::, as good as possible";	3710	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3711	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3713
3437	warn "unloading cf.pm \"a bit\"";	3714	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3715	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3716	delete $INC{"cf/pod.pm"};
3440		3717
3441	# don't, removes xs symbols, too,	3718	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3719	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3720	#clear_package __PACKAGE__;
3444		3721
3445	warn "unload completed, starting to reload now";	3722	warn "unload completed, starting to reload now";
3446		3723
3447	warn "reloading cf.pm";	3724	warn "reloading cf.pm";
3448	require cf;	3725	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3727
3451	warn "loading config and database again";	3728	warn "loading config and database again";
3452	cf::reload_config;	3729	cf::reload_config;
3453		3730
3454	warn "loading extensions";	3731	warn "loading extensions";
3455	cf::load_extensions;	3732	cf::load_extensions;
3456		3733
3457	warn "reattaching attachments to objects/players";	3734	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3735	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3736	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3737	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3738	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3739	reattach $_ for values %PLAYER;
3463		3740
3464	warn "leaving sync_job";	3741	warn "leaving sync_job";
3465		3742
3466	1	3743	1
3467	} or do {	3744	} or do {
3468	warn $@;	3745	warn $@;
3469	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3747	};
3472		3748
3473	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
3474	};	3752	};
3475		3753
3476	our $RELOAD_WATCHER; # used only during reload	3754	our $RELOAD_WATCHER; # used only during reload
3477		3755
3478	sub reload_perl() {	3756	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3757	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3758	# coro crashes during coro_state_free->destroy here.
3481		3759
3482	$RELOAD_WATCHER ||= Event->timer (	3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3483	reentrant => 0,
3484	after => 0,
3485	data => WF_AUTOCANCEL,
3486	cb => sub {
3487	do_reload_perl;	3761	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3489	},
3490	);	3763	};
3491	}	3764	}
3492		3765
3493	register_command "reload" => sub {	3766	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3767	my ($who, $arg) = @_;
3495		3768
…		…
3508		3781
3509	our @WAIT_FOR_TICK;	3782	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3783	our @WAIT_FOR_TICK_BEGIN;
3511		3784
3512	sub wait_for_tick {	3785	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3786	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3787
3516	my $signal = new Coro::Signal;	3788	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3789	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3790	$signal->wait;
3519	}	3791	}
3520		3792
3521	sub wait_for_tick_begin {	3793	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3794	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3795
3525	my $signal = new Coro::Signal;	3796	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3797	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3798	$signal->wait;
3528	}	3799	}
3529		3800
3530	$TICK_WATCHER = Event->timer (	3801	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 != $Coro::main) {	3802	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3803	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3804	unless ++$bug_warning > 10;
3540	return;	3805	return;
3541	}	3806	}
3542		3807
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3808	cf::server_tick; # one server iteration
3546		3809
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3812	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3813	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3814	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3815	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3816	};
		3817	}
3558		3818
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3820	$sig->send;
3561	}	3821	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3822	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3823	$sig->send;
3564	}	3824	}
3565		3825
3566	$NOW = Event::time;	3826	$LOAD = ($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;	3827	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3828
3577	_post_tick;	3829	if (0) {
		3830	if ($NEXT_TICK) {
		3831	my $jitter = $TICK_START - $NEXT_TICK;
		3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3833	warn "jitter $JITTER\n";#d#
		3834	}
3578	},	3835	}
3579	);	3836	}
3580		3837
3581	{	3838	{
		3839	# configure BDB
		3840
3582	BDB::min_parallel 8;	3841	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3842	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3843	$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	$! = $status;
3604	},
3605	)
3606	};
3607		3844
3608	unless ($DB_ENV) {	3845	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3846	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3847	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3848	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3849	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3850	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3851	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3852
3615	cf::sync_job {	3853	cf::sync_job {
3616	eval {	3854	eval {
…		…
3626		3864
3627	cf::cleanup "db_env_open(db): $@" if $@;	3865	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3866	};
3629	}	3867	}
3630		3868
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3869	$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 { };	3870	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3871	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3872	$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 { };	3873	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3874	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3875	$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 { };	3876	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3877	};
3661	}	3878	}
3662		3879
3663	{	3880	{
		3881	# configure IO::AIO
		3882
3664	IO::AIO::min_parallel 8;	3883	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3884	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3885	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	}	3886	}
3677		3887
3678	my $_log_backtrace;	3888	my $_log_backtrace;
3679		3889
3680	sub _log_backtrace {	3890	sub _log_backtrace {

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