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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.387 by root, Mon Oct 15 23:49:10 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::blocking_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	}
…		…
1122		1194
1123	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1124	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1125	or return;	1197	or return;
1126		1198
1127	my $st = eval { Coro::Storable::thaw $av }	1199	my $st = eval { Coro::Storable::thaw $av };
1128	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1129	$av = $st->{objs};	1200	$av = $st->{objs};
1130	}	1201	}
1131		1202
1132	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1133	warn sprintf "loading %s (%d,%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
…		…
1264		1335
1265	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1266	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1267		1338
1268	$ext{source} =	1339	$ext{source} =
1269	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1270	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1271	. $source	1342	. $source
1272	. "\n};\n1";	1343	. "\n};\n1";
1273		1344
1274	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1290	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1291	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1292		1363
1293	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1294	warn $msg;	1365	warn $msg;
1295	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1296	exit 1;
1297	}	1367	}
1298		1368
1299	warn $msg;	1369	warn $msg;
1300	}	1370	}
1301		1371
…		…
1390	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1391	or return;	1461	or return;
1392		1462
1393	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1394	or return;	1464	or return;
		1465
1395	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1396	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1397	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1398	}	1469	}
1399	}	1470	}
…		…
1409		1480
1410	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1411		1482
1412	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1413	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1414		1487
1415	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1416	cf::cede_to_tick;	1489	cf::cede_to_tick;
1417	}	1490	}
1418		1491
…		…
1454	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1455	$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
1456		1529
1457	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1458	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1459	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1460	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1461		1536
1462	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1463	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1502		1577
1503	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1504	my $path = path $login;	1579	my $path = path $login;
1505		1580
1506	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1507	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1508	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1509	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1510	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1511	}	1587	}
1512		1588
…		…
1549		1625
1550	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1551		1627
1552	=cut	1628	=cut
1553		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
1554	sub expand_cfpod {	1641	sub expand_cfpod {
1555	((my $self), (local $_)) = @_;	1642	my ($self, $pod) = @_;
1556		1643
1557	# escape & and <	1644	my $xml;
1558	s/&/&amp;/g;
1559	s/(?<![BIUGHT])</&lt;/g;
1560		1645
1561	# this is buggy, it needs to properly take care of nested <'s	1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
1562		1649
1563	1 while	1650	$group =~ s/&/&amp;/g;
1564	# replace B<>, I<>, U<> etc.	1651	$group =~ s/</&lt;/g;
1565	s/B<([^\>]*)>/<b>$1<\/b>/	1652
1566	|| s/I<([^\>]*)>/<i>$1<\/i>/	1653	$xml .= $group;
1567	|| s/U<([^\>]*)>/<u>$1<\/u>/	1654	} elsif ($pod =~ m%\G
1568	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1655	([BCGHITU])
1569	# replace G<male|female> tags	1656	<
1570	|| s{G<([^>|]*)\|([^>]*)>}{	1657	(?:
1571	$self->gender ? $2 : $1	1658	([^<>]*) (?{ $group = $^N })
1572	}ge	1659	| < $interior >
1573	# replace H<hint text>	1660	)
1574	|| s{H<([^\>]*)>}	1661	>
		1662	%gcsx
1575	{	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") {
1576	("<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>",
1577	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1578	"")	1683	"")
1579	[$self->{hintmode}]	1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
1580	}ge;	1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
1581		1695
		1696	for ($xml) {
1582	# create single paragraphs (very hackish)	1697	# create single paragraphs (very hackish)
1583	s/(?<=\S)\n(?=\w)/ /g;	1698	s/(?<=\S)\n(?=\w)/ /g;
1584		1699
1585	# compress some whitespace	1700	# compress some whitespace
1586	s/\s+\n/\n/g; # ws line-ends	1701	s/\s+\n/\n/g; # ws line-ends
1587	s/\n\n+/\n/g; # double lines	1702	s/\n\n+/\n/g; # double lines
1588	s/^\n+//; # beginning lines	1703	s/^\n+//; # beginning lines
1589	s/\n+$//; # ending lines	1704	s/\n+$//; # ending lines
		1705	}
1590		1706
1591	$_	1707	$xml
1592	}	1708	}
		1709
		1710	no re 'eval';
1593		1711
1594	sub hintmode {	1712	sub hintmode {
1595	$_[0]{hintmode} = $_[1] if @_ > 1;	1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1596	$_[0]{hintmode}	1714	$_[0]{hintmode}
1597	}	1715	}
…		…
1669	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1670	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1671		1789
1672	sub generate_random_map {	1790	sub generate_random_map {
1673	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
1674	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1675	$self->_create_random_map (	1796	$self->_create_random_map (
1676	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1677	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1678	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1800		1921
1801	# the temporary/swap location	1922	# the temporary/swap location
1802	sub save_path {	1923	sub save_path {
1803	my ($self) = @_;	1924	my ($self) = @_;
1804		1925
1805	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1806	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1807	}	1928	}
1808		1929
1809	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1810	sub uniq_path {	1931	sub uniq_path {
1811	my ($self) = @_;	1932	my ($self) = @_;
1812		1933
1813	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1814	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1815	}	1936	}
1816		1937
1817	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1818	# all maps in C++...	1939	# all maps in C++...
…		…
1916		2037
1917	cf::lock_wait "map_data:$path";#d#remove	2038	cf::lock_wait "map_data:$path";#d#remove
1918	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1919		2040
1920	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1921	my $guard1 = cf::lock_acquire "map_find:$path";
1922	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";
1923		2044
1924	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1925	or return;	2046	or return;
1926		2047
1927	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
…		…
1930	or return;	2051	or return;
1931		2052
1932	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1933	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1934	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
1935	undef $guard1;	2057	undef $guard1;
1936	undef $guard2;
1937	$map->reset;	2058	$map->reset;
1938	return find $path;	2059	return find $path;
1939	}	2060	}
1940		2061
1941	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
…		…
1968	my $f = new_from_file cf::object::thawer $self->{load_path};	2089	my $f = new_from_file cf::object::thawer $self->{load_path};
1969	$f->skip_block;	2090	$f->skip_block;
1970	$self->_load_objects ($f)	2091	$self->_load_objects ($f)
1971	or return;	2092	or return;
1972		2093
1973	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1974	if delete $self->{load_original};	2095	if delete $self->{load_original};
1975		2096
1976	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1977	utf8::encode $uniq;	2098	utf8::encode $uniq;
1978	unless (aio_stat $uniq) {	2099	unless (aio_stat $uniq) {
…		…
2004	}	2125	}
2005		2126
2006	$self->{last_save} = $cf::RUNTIME;	2127	$self->{last_save} = $cf::RUNTIME;
2007	$self->last_access ($cf::RUNTIME);	2128	$self->last_access ($cf::RUNTIME);
2008		2129
2009	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
2010	}	2131	}
2011		2132
2012	$self->post_load;	2133	$self->post_load;
2013	}	2134	}
2014		2135
…		…
2072	my ($path, $origin, $load) = @_;	2193	my ($path, $origin, $load) = @_;
2073		2194
2074	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
2075		2196
2076	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
2077	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2078	}	2199	}
2079		2200
2080	$MAP_PREFETCH{$path} |= $load;	2201	$MAP_PREFETCH{$path} |= $load;
2081		2202
2082	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
…		…
2119	cf::async {	2240	cf::async {
2120	$Coro::current->{desc} = "map player save";	2241	$Coro::current->{desc} = "map player save";
2121	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
2122	};	2243	};
2123		2244
		2245	cf::get_slot 0.02;
		2246
2124	if ($uniq) {	2247	if ($uniq) {
2125	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2126	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2127	} else {	2250	} else {
2128	$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);
…		…
2136	$self->save;	2259	$self->save;
2137		2260
2138	my $lock = cf::lock_acquire "map_data:$self->{path}";	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
2139		2262
2140	return if $self->players;	2263	return if $self->players;
2141	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
2142	return if $self->{deny_save};	2265	return if $self->{deny_save};
2143		2266
2144	$self->in_memory (cf::MAP_SWAPPED);	2267	$self->in_memory (cf::MAP_SWAPPED);
2145		2268
2146	$self->deactivate;	2269	$self->deactivate;
…		…
2264		2387
2265	sub unique_maps() {	2388	sub unique_maps() {
2266	[	2389	[
2267	map {	2390	map {
2268	utf8::decode $_;	2391	utf8::decode $_;
2269	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
2270	? normalise $_	2395	: normalise $_
2271	: ()
2272	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
2273	]	2397	]
2274	}	2398	}
2275		2399
2276	package cf;
2277
2278	=back	2400	=back
2279		2401
2280	=head3 cf::object	2402	=head3 cf::object
2281		2403
2282	=cut	2404	=cut
…		…
2285		2407
2286	=over 4	2408	=over 4
2287		2409
2288	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2289		2411
2290	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.
2291		2414
2292	=cut	2415	=cut
2293		2416
2294	sub inv_recursive_;	2417	sub inv_recursive_;
2295	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2300	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2301	}	2424	}
2302		2425
2303	=item $ref = $ob->ref	2426	=item $ref = $ob->ref
2304		2427
2305	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.
2306		2429
2307	=item $ob = cf::object::deref ($refstring)	2430	=item $ob = cf::object::deref ($refstring)
2308		2431
2309	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,
2310	even if the object actually exists. May block.	2433	even if the object actually exists. May block.
…		…
2342	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
2343	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2344		2467
2345	=cut	2468	=cut
2346		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
2347	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2348	# with dialog boxes.	2485	# with dialog boxes.
2349	#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
2350	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
2351	my ($self, $npc, $msg, $flags) = @_;	2488	my ($self, $npc, $msg, $flags) = @_;
…		…
2362	my $dialog = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2363	$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));
2364		2501
2365	} else {	2502	} else {
2366	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2367	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2368	}	2505	}
2369	}	2506	}
2370	}	2507	}
2371		2508
2372	=item $object->send_msg ($channel, $msg, $color, [extra...])	2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2479	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
2480	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
2481	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
2482	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
2483	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 >>.
2484		2624
2485	=cut	2625	=cut
2486		2626
2487	our $GOTOGEN;	2627	our $GOTOGEN;
2488		2628
…		…
2567	}	2707	}
2568		2708
2569	sub prepare_random_map {	2709	sub prepare_random_map {
2570	my ($exit) = @_;	2710	my ($exit) = @_;
2571		2711
2572	my $guard = cf::lock_acquire "exit_prepare:$exit";
2573
2574	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2575	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2576	# that depends on the exit object	2714	# that depends on the exit object
2577		2715
2578	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2580	if ($exit->map) {	2718	if ($exit->map) {
2581	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2582	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2583	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2584	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2585	}	2725	}
2586		2726
2587	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2588		2728
2589	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2590	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2591	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2592		2732
2593	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2594	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2595	undef $fh;	2735	undef $fh;
2596	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2597		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2598	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2599	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2600	}	2744	}
2601	}	2745	}
2602		2746
2603	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2604	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2605		2749
2606	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2607		2751
2608	if ($exit->slaying eq "/!") {
2609	#TODO: this should de-fi-ni-te-ly not be a sync-job
2610	# the problem is that $exit might not survive long enough
2611	# so it needs to be done right now, right here
2612	cf::sync_job { prepare_random_map $exit };
2613	}
2614
2615	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2616	my $hp = $exit->stats->hp;
2617	my $sp = $exit->stats->sp;
2618
2619	$self->enter_link;	2752	$self->enter_link;
2620		2753
2621	# if exit is damned, update players death & WoR home-position
2622	$self->contr->savebed ($slaying, $hp, $sp)
2623	if $exit->flag (FLAG_DAMNED);
2624
2625	(async {	2754	(async {
2626	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2755	$Coro::current->{desc} = "enter_exit";
2627		2756
2628	$self->deactivate_recursive; # just to be sure
2629	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
2630	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2631		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
2632	1;	2778	1
2633	}) {	2779	}) {
2634	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2635	. "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. "
2636	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2637	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2667	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
2668	the message unless the client supports the msg packet.	2814	the message unless the client supports the msg packet.
2669		2815
2670	=cut	2816	=cut
2671		2817
		2818	# non-persistent channels (usually the info channel)
2672	our %CHANNEL = (	2819	our %CHANNEL = (
2673	"c/identify" => {	2820	"c/identify" => {
2674	id => "infobox",	2821	id => "infobox",
2675	title => "Identify",	2822	title => "Identify",
2676	reply => undef,	2823	reply => undef,
…		…
2680	id => "infobox",	2827	id => "infobox",
2681	title => "Examine",	2828	title => "Examine",
2682	reply => undef,	2829	reply => undef,
2683	tooltip => "Signs and other items you examined",	2830	tooltip => "Signs and other items you examined",
2684	},	2831	},
		2832	"c/book" => {
		2833	id => "infobox",
		2834	title => "Book",
		2835	reply => undef,
		2836	tooltip => "The contents of a note or book",
		2837	},
2685	"c/lookat" => {	2838	"c/lookat" => {
2686	id => "infobox",	2839	id => "infobox",
2687	title => "Look",	2840	title => "Look",
2688	reply => undef,	2841	reply => undef,
2689	tooltip => "What you saw there",	2842	tooltip => "What you saw there",
		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",
2690	},	2873	},
2691	);	2874	);
2692		2875
2693	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2694	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2932		3115
2933	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2934		3117
2935	cf::object	3118	cf::object
2936	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
2937	insert remove name archname title slaying race decrease_ob_nr	3120	insert remove name archname title slaying race decrease split
2938		3121
2939	cf::object::player	3122	cf::object::player
2940	player	3123	player
2941		3124
2942	cf::player	3125	cf::player
…		…
2947		3130
2948	=cut	3131	=cut
2949		3132
2950	for (	3133	for (
2951	["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
2952	insert remove inv name archname title slaying race	3135	insert remove inv nrof name archname title slaying race
2953	decrease_ob_nr destroy)],	3136	decrease split destroy change_exp)],
2954	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2955	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2956	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2957	) {	3140	) {
2958	no strict 'refs';	3141	no strict 'refs';
…		…
3063	{	3246	{
3064	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
3065		3248
3066	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
3067	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
3068	cf::face::set_visibility $idx, $info->{visibility};	3252	cf::face::set_visibility $idx, $info->{visibility};
3069	cf::face::set_magicmap $idx, $info->{magicmap};	3253	cf::face::set_magicmap $idx, $info->{magicmap};
3070	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};
3071	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};
3072		3256
3073	cf::cede_to_tick;	3257	cf::cede_to_tick;
3074	}	3258	}
3075		3259
3076	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
3077	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
3078	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
3079	or next;	3264	or next;
		3265
3080	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
3081	cf::face::set_smooth $idx, $smooth;	3267	cf::face::set_smooth $idx, $smooth;
3082	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3083	} else {	3269	} else {
3084	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3102	{	3288	{
3103	# TODO: for gcfclient pleasure, we should give resources	3289	# TODO: for gcfclient pleasure, we should give resources
3104	# that gcfclient doesn't grok a >10000 face index.	3290	# that gcfclient doesn't grok a >10000 face index.
3105	my $res = $facedata->{resource};	3291	my $res = $facedata->{resource};
3106		3292
3107	my $soundconf = delete $res->{"res/sound.conf"};
3108
3109	while (my ($name, $info) = each %$res) {	3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
3110	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3111	my $data;	3296	my $data;
3112		3297
3113	if ($info->{type} & 1) {	3298	if ($info->{type} & 1) {
3114	# prepend meta info	3299	# prepend meta info
3115		3300
3116	my $meta = $enc->encode ({	3301	my $meta = $enc->encode ({
3117	name => $name,	3302	name => $name,
3118	%{ $info->{meta} || {} },	3303	%{ $info->{meta} || {} },
3119	});	3304	});
3120		3305
3121	$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};
3122	} else {	3313	} else {
3123	$data = $info->{data};	3314	$RESOURCE{$name} = $info;
3124	}	3315	}
3125		3316
3126	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3127	cf::face::set_type $idx, $info->{type};
3128
3129	cf::cede_to_tick;	3317	cf::cede_to_tick;
3130	}	3318	}
3131
3132	if ($soundconf) {
3133	$soundconf = $enc->decode (delete $soundconf->{data});
3134
3135	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3136	my $sound = $soundconf->{compat}[$_]
3137	or next;
3138
3139	my $face = cf::face::find "sound/$sound->[1]";
3140	cf::sound::set $sound->[0] => $face;
3141	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3142	}
3143
3144	while (my ($k, $v) = each %{$soundconf->{event}}) {
3145	my $face = cf::face::find "sound/$v";
3146	cf::sound::set $k => $face;
3147	}
3148	}
3149	}	3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3150		3322
3151	1	3323	1
3152	}	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	});
3153		3345
3154	register_exticmd fx_want => sub {	3346	register_exticmd fx_want => sub {
3155	my ($ns, $want) = @_;	3347	my ($ns, $want) = @_;
3156		3348
3157	while (my ($k, $v) = each %$want) {	3349	while (my ($k, $v) = each %$want) {
3158	$ns->fx_want ($k, $v);	3350	$ns->fx_want ($k, $v);
3159	}	3351	}
3160	};	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	}
3161		3363
3162	sub reload_regions {	3364	sub reload_regions {
3163	# 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
3164	# for this (global event?)	3366	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3367	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3179	}	3381	}
3180		3382
3181	sub reload_archetypes {	3383	sub reload_archetypes {
3182	load_resource_file "$DATADIR/archetypes"	3384	load_resource_file "$DATADIR/archetypes"
3183	or die "unable to load archetypes\n";	3385	or die "unable to load archetypes\n";
3184	#d# NEED to laod twice to resolve forward references
3185	# this really needs to be done in an extra post-pass
3186	# (which needs to be synchronous, so solve it differently)
3187	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";
3189	}	3386	}
3190		3387
3191	sub reload_treasures {	3388	sub reload_treasures {
3192	load_resource_file "$DATADIR/treasures"	3389	load_resource_file "$DATADIR/treasures"
3193	or die "unable to load treasurelists\n";	3390	or die "unable to load treasurelists\n";
3194	}	3391	}
3195		3392
3196	sub reload_resources {	3393	sub reload_resources {
3197	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
3198		3395
		3396	reload_facedata;
		3397	reload_archetypes;
3199	reload_regions;	3398	reload_regions;
3200	reload_facedata;
3201	#reload_archetypes;#d#
3202	reload_archetypes;
3203	reload_treasures;	3399	reload_treasures;
3204		3400
3205	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
3206	}	3402	}
3207		3403
3208	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
3209	reload_resources;	3409	reload_resources;
3210	}	3410	}
3211		3411
3212	sub reload_config {	3412	sub reload_config {
3213	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
3214	or return;	3414	or return;
3215		3415
3216	local $/;	3416	local $/;
3217	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
3218		3418
3219	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3220		3420
3221	$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};
3222	$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};
…		…
3234	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3235	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3236	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#
3237	(async {	3437	(async {
3238	$Coro::current->{desc} = "IDLE BUG HANDLER";	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
3239	Event::one_event;	3439	EV::loop EV::LOOP_ONESHOT;
3240	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3241	};	3441	};
3242		3442
		3443	{
		3444	my $guard = freeze_mainloop;
3243	reload_config;	3445	reload_config;
3244	db_init;	3446	db_init;
3245	load_extensions;	3447	load_extensions;
3246		3448
3247	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
3248	Event::loop;	3452	EV::loop;
3249	}	3453	}
3250		3454
3251	#############################################################################	3455	#############################################################################
3252	# initialisation and cleanup	3456	# initialisation and cleanup
3253		3457
3254	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
3255	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
3256	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
3257	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3258	reentrant => 0,
3259	data => WF_AUTOCANCEL,
3260	signal => $signal,
3261	prio => 0,
3262	cb => sub {
3263	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
3264	},
3265	);	3464	};
3266	}	3465	}
3267	}	3466	}
3268		3467
3269	sub write_runtime {	3468	sub write_runtime_sync {
3270	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
3271		3470
3272	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
3273	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
3274		3473
…		…
3300	and return;	3499	and return;
3301		3500
3302	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
3303		3502
3304	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 };
3305	}	3547	}
3306		3548
3307	sub emergency_save() {	3549	sub emergency_save() {
3308	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3309		3551
…		…
3331	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
3332		3574
3333	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
3334	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
3335	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
3336	};	3582	};
3337		3583
3338	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
3339	}	3585	}
3340		3586
…		…
3342	my ($make_core) = @_;	3588	my ($make_core) = @_;
3343		3589
3344	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3345	if $make_core;	3591	if $make_core;
3346	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		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 $RELOAD; # how many times to reload
3347		3621
3348	sub do_reload_perl() {	3622	sub do_reload_perl() {
3349	# can/must only be called in main	3623	# can/must only be called in main
3350	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
3351	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
3352	return;	3626	return;
3353	}	3627	}
3354		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
3355	warn "reloading...";	3632	warn "reloading...";
3356		3633
3357	warn "entering sync_job";	3634	warn "entering sync_job";
3358		3635
3359	cf::sync_job {	3636	cf::sync_job {
3360	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3361	cf::emergency_save;	3638	cf::emergency_save;
3362	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3363		3640
3364	warn "syncing database to disk";	3641	warn "syncing database to disk";
3365	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
3366		3643
3367	# 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
3368		3645
3369	warn "cancelling all WF_AUTOCANCEL watchers";
3370	for (Event::all_watchers) {
3371	$_->cancel if $_->data & WF_AUTOCANCEL;
3372	}
3373
3374	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
3375	for (;;) {
3376	BDB::flush;
3377	IO::AIO::flush;
3378	Coro::cede_notself;
3379	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
3380	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3381	}
3382
3383	++$RELOAD;
3384
3385	warn "cancelling all extension coros";
3386	$_->cancel for values %EXT_CORO;
3387	%EXT_CORO = ();
3388
3389	warn "removing commands";
3390	%COMMAND = ();
3391
3392	warn "removing ext/exti commands";
3393	%EXTCMD = ();
3394	%EXTICMD = ();
3395
3396	warn "unloading/nuking all extensions";
3397	for my $pkg (@EXTS) {
3398	warn "... unloading $pkg";
3399
3400	if (my $cb = $pkg->can ("unload")) {
3401	eval {
3402	$cb->($pkg);
3403	1
3404	} or warn "$pkg unloaded, but with errors: $@";
3405	}	3649	}
3406		3650
3407	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
3408	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
3409	}	3653	%EXT_CORO = ();
3410		3654
3411	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
3412	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
3413	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3414		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
3415	warn "... unloading $k";	3664	warn "... unloading $pkg";
3416	delete $INC{$k};
3417		3665
3418	$k =~ s/\.pm$//;
3419	$k =~ s/\//::/g;
3420
3421	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
3422	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
3423	}	3675	}
3424		3676
3425	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 $k;
3426	}	3692	}
3427		3693
3428	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
3429	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
3430	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);
3431		3697
3432	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
3433	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
3434	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
3435		3701
3436	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
3437	# and global variables created in xs	3703	# and global variables created in xs
3438	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
3439		3705
3440	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
3441		3707
3442	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
3443	require cf;	3709	require cf;
3444	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3445		3711
3446	warn "loading config and database again";	3712	warn "loading config and database again";
3447	cf::reload_config;	3713	cf::reload_config;
3448		3714
3449	warn "loading extensions";	3715	warn "loading extensions";
3450	cf::load_extensions;	3716	cf::load_extensions;
3451		3717
3452	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
3453	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
3454	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
3455	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
3456	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
3457	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
3458		3724
3459	warn "leaving sync_job";	3725	warn "leaving sync_job";
3460		3726
3461	1	3727	1
3462	} or do {	3728	} or do {
3463	warn $@;	3729	warn $@;
3464	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
3465	exit 1;
3466	};	3731	};
3467		3732
3468	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
3469	};	3736	};
3470		3737
3471	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
3472		3739
3473	sub reload_perl() {	3740	sub reload_perl() {
3474	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
3475	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
3476		3743
3477	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3478	reentrant => 0,
3479	after => 0,
3480	data => WF_AUTOCANCEL,
3481	cb => sub {
3482	do_reload_perl;	3745	do_reload_perl;
3483	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
3484	},
3485	);	3747	};
3486	}	3748	}
3487		3749
3488	register_command "reload" => sub {	3750	register_command "reload" => sub {
3489	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
3490		3752
…		…
3503		3765
3504	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
3505	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
3506		3768
3507	sub wait_for_tick {	3769	sub wait_for_tick {
3508	return unless $TICK_WATCHER->is_active;
3509	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3510		3771
3511	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3512	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
3513	$signal->wait;	3774	$signal->wait;
3514	}	3775	}
3515		3776
3516	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
3517	return unless $TICK_WATCHER->is_active;
3518	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
3519		3779
3520	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
3521	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
3522	$signal->wait;	3782	$signal->wait;
3523	}	3783	}
3524		3784
3525	$TICK_WATCHER = Event->timer (	3785	sub tick {
3526	reentrant => 0,
3527	parked => 1,
3528	prio => 0,
3529	at => $NEXT_TICK || $TICK,
3530	data => WF_AUTOCANCEL,
3531	cb => sub {
3532	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
3533	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3534	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
3535	return;	3789	return;
3536	}	3790	}
3537		3791
3538	$NOW = $tick_start = Event::time;
3539
3540	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
3541		3793
3542	$RUNTIME += $TICK;
3543	$NEXT_TICK += $TICK;
3544
3545	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3546	$NEXT_RUNTIME_WRITE = $NOW + 10;	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3547	Coro::async_pool {	3796	Coro::async_pool {
3548	$Coro::current->{desc} = "runtime saver";	3797	$Coro::current->{desc} = "runtime saver";
3549	write_runtime	3798	write_runtime_sync
3550	or warn "ERROR: unable to write runtime file: $!";	3799	or warn "ERROR: unable to write runtime file: $!";
3551	};
3552	}	3800	};
		3801	}
3553		3802
3554	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3555	$sig->send;	3804	$sig->send;
3556	}	3805	}
3557	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
3558	$sig->send;	3807	$sig->send;
3559	}	3808	}
3560		3809
3561	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
3562
3563	# if we are delayed by four ticks or more, skip them all
3564	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3565
3566	$TICK_WATCHER->at ($NEXT_TICK);
3567	$TICK_WATCHER->start;
3568
3569	$LOAD = ($NOW - $tick_start) / $TICK;
3570	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3571		3812
3572	_post_tick;	3813	if (0) {
		3814	if ($NEXT_TICK) {
		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3573	},	3819	}
3574	);	3820	}
3575		3821
3576	{	3822	{
		3823	# configure BDB
		3824
3577	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3578	BDB::max_poll_time $TICK * 0.1;	3826	BDB::max_poll_reqs $TICK * 0.1;
3579	$BDB_POLL_WATCHER = Event->io (	3827	$AnyEvent::BDB::WATCHER->priority (1);
3580	reentrant => 0,
3581	fd => BDB::poll_fileno,
3582	poll => 'r',
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => \&BDB::poll_cb,
3586	);
3587
3588	BDB::set_sync_prepare {
3589	my $status;
3590	my $current = $Coro::current;
3591	(
3592	sub {
3593	$status = $!;
3594	$current->ready; undef $current;
3595	},
3596	sub {
3597	Coro::schedule while defined $current;
3598	$! = $status;
3599	},
3600	)
3601	};
3602		3828
3603	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3604	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
3605	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3606	| 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;
3607	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3608	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3609		3836
3610	cf::sync_job {	3837	cf::sync_job {
3611	eval {	3838	eval {
…		…
3621		3848
3622	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3623	};	3850	};
3624	}	3851	}
3625		3852
3626	$BDB_DEADLOCK_WATCHER = Event->timer (	3853	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3627	after => 3,
3628	interval => 1,
3629	hard => 1,
3630	prio => 0,
3631	data => WF_AUTOCANCEL,
3632	cb => sub {
3633	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 { };
3634	},
3635	);	3855	};
3636	$BDB_CHECKPOINT_WATCHER = Event->timer (	3856	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3637	after => 11,
3638	interval => 60,
3639	hard => 1,
3640	prio => 0,
3641	data => WF_AUTOCANCEL,
3642	cb => sub {
3643	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3644	},
3645	);	3858	};
3646	$BDB_TRICKLE_WATCHER = Event->timer (	3859	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3647	after => 5,
3648	interval => 10,
3649	hard => 1,
3650	prio => 0,
3651	data => WF_AUTOCANCEL,
3652	cb => sub {
3653	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3654	},
3655	);	3861	};
3656	}	3862	}
3657		3863
3658	{	3864	{
		3865	# configure IO::AIO
		3866
3659	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3660
3661	undef $Coro::AIO::WATCHER;
3662	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3663	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3664	reentrant => 0,
3665	data => WF_AUTOCANCEL,
3666	fd => IO::AIO::poll_fileno,
3667	poll => 'r',
3668	prio => 0,
3669	cb => \&IO::AIO::poll_cb,
3670	);
3671	}	3870	}
3672		3871
3673	my $_log_backtrace;	3872	my $_log_backtrace;
3674		3873
3675	sub _log_backtrace {	3874	sub _log_backtrace {

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