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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.444 by root, Mon Sep 8 11:27:25 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use 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
…		…
444	warn $@ if $@;	491	warn $@ if $@;
445	undef $busy;	492	undef $busy;
446	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
447		494
448	while ($busy) {	495	while ($busy) {
449	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
450	}	500	}
		501	}
451		502
452	$time = Event::time - $time;	503	my $time = EV::time - $time;
453		504
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
458		506
459	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
460	} else {	508	} else {
461	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
462		510
…		…
487	=item fork_call { }, $args	535	=item fork_call { }, $args
488		536
489	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
493		541
494	=cut	542	=cut
495		543
496	sub fork_call(&@) {	544	sub fork_call(&@) {
497	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
504	reset_signals;	552	reset_signals;
505	&$cb	553	&$cb
506	}, @args;	554	}, @args;
507		555
508	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
509	}	584	}
510		585
511	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
512		587
513	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
658	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
660		735
661	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	738	Deliantra).
664		739
665	=over 4	740	=over 4
666		741
667	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
668		743
…		…
950	}	1025	}
951		1026
952	0	1027	0
953	}	1028	}
954		1029
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1031
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1033
959	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
960		1035
…		…
1013		1088
1014	sub reattach {	1089	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1091	my ($obj) = @_;
1017		1092
		1093	# no longer needed after getting rid of delete_package?
1018	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
1019		1095
1020	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
1021		1097
1022	@$registry = ();	1098	@$registry = ();
1023		1099
…		…
1038	cf::attachable->attach (	1114	cf::attachable->attach (
1039	prio => -1000000,	1115	prio => -1000000,
1040	on_instantiate => sub {	1116	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1042		1118
1043	$data = from_json $data;	1119	$data = decode_json $data;
1044		1120
1045	for (@$data) {	1121	for (@$data) {
1046	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1047		1123
1048	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1069	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1072		1148
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1077	close $fh;	1153	aio_close $fh;
1078		1154
1079	if (@$objs) {	1155	if (@$objs) {
1080	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) {
1081	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1084	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1085	close $fh;	1161	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1163	}
1088	} else {	1164	} else {
1089	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1090	}	1166	}
…		…
1118		1194
1119	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1197	or return;
1122		1198
1123	my $st = eval { Coro::Storable::thaw $av }	1199	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1200	$av = $st->{objs};
1126	}	1201	}
1127		1202
1128	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
…		…
1260		1335
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1338
1264	$ext{source} =	1339	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1266	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1267	. $source	1342	. $source
1268	. "\n};\n1";	1343	. "\n};\n1";
1269		1344
1270	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1286	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1287	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1288		1363
1289	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1290	warn $msg;	1365	warn $msg;
1291	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1292	exit 1;
1293	}	1367	}
1294		1368
1295	warn $msg;	1369	warn $msg;
1296	}	1370	}
1297		1371
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1461	or return;
1388		1462
1389	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1390	or return;	1464	or return;
		1465
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1394	}	1469	}
1395	}	1470	}
…		…
1405		1480
1406	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1407		1482
1408	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1409	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1410		1487
1411	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1489	cf::cede_to_tick;
1413	}	1490	}
1414		1491
…		…
1446	my ($pl) = @_;	1523	my ($pl) = @_;
1447		1524
1448	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1449		1526
1450	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1451	$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
1452		1529
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1454	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1456	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1457		1536
1458	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1498		1577
1499	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1500	my $path = path $login;	1579	my $path = path $login;
1501		1580
1502	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1587	}
1508		1588
…		…
1543		1623
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1545		1625
1546	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1547		1627
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594
1595	=item $player->ext_reply ($msgid, @msg)	1628	=item $player->ext_reply ($msgid, @msg)
1596		1629
1597	Sends an ext reply to the player.	1630	Sends an ext reply to the player.
1598		1631
1599	=cut	1632	=cut
…		…
1665	our $MAX_RESET = 3600;	1698	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	1699	our $DEFAULT_RESET = 3000;
1667		1700
1668	sub generate_random_map {	1701	sub generate_random_map {
1669	my ($self, $rmp) = @_;	1702	my ($self, $rmp) = @_;
		1703
		1704	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1705
1670	# mit "rum" bekleckern, nicht	1706	# mit "rum" bekleckern, nicht
1671	$self->_create_random_map (	1707	$self->_create_random_map (
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1796		1832
1797	# the temporary/swap location	1833	# the temporary/swap location
1798	sub save_path {	1834	sub save_path {
1799	my ($self) = @_;	1835	my ($self) = @_;
1800		1836
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1837	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	1838	"$TMPDIR/$path.map"
1803	}	1839	}
1804		1840
1805	# the unique path, undef == no special unique path	1841	# the unique path, undef == no special unique path
1806	sub uniq_path {	1842	sub uniq_path {
1807	my ($self) = @_;	1843	my ($self) = @_;
1808		1844
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	1846	"$UNIQUEDIR/$path"
1811	}	1847	}
1812		1848
1813	# and all this just because we cannot iterate over	1849	# and all this just because we cannot iterate over
1814	# all maps in C++...	1850	# all maps in C++...
…		…
1912		1948
1913	cf::lock_wait "map_data:$path";#d#remove	1949	cf::lock_wait "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	1950	cf::lock_wait "map_find:$path";
1915		1951
1916	$cf::MAP{$path} || do {	1952	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1954	my $guard2 = cf::lock_acquire "map_find:$path";
1919		1955
1920	my $map = new_from_path cf::map $path	1956	my $map = new_from_path cf::map $path
1921	or return;	1957	or return;
1922		1958
1923	$map->{last_save} = $cf::RUNTIME;	1959	$map->{last_save} = $cf::RUNTIME;
…		…
1926	or return;	1962	or return;
1927		1963
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1964	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	1965	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	1966	#$cf::WAIT_FOR_TICK->wait;
		1967	undef $guard2;
1931	undef $guard1;	1968	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	1969	$map->reset;
1934	return find $path;	1970	return find $path;
1935	}	1971	}
1936		1972
1937	$cf::MAP{$path} = $map	1973	$cf::MAP{$path} = $map
…		…
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2000	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2001	$f->skip_block;
1966	$self->_load_objects ($f)	2002	$self->_load_objects ($f)
1967	or return;	2003	or return;
1968		2004
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2005	$self->post_load_original
1970	if delete $self->{load_original};	2006	if delete $self->{load_original};
1971		2007
1972	if (my $uniq = $self->uniq_path) {	2008	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2009	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2010	unless (aio_stat $uniq) {
…		…
2000	}	2036	}
2001		2037
2002	$self->{last_save} = $cf::RUNTIME;	2038	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2039	$self->last_access ($cf::RUNTIME);
2004		2040
2005	$self->in_memory (cf::MAP_IN_MEMORY);	2041	$self->in_memory (cf::MAP_ACTIVE);
2006	}	2042	}
2007		2043
2008	$self->post_load;	2044	$self->post_load;
2009	}	2045	}
2010		2046
…		…
2068	my ($path, $origin, $load) = @_;	2104	my ($path, $origin, $load) = @_;
2069		2105
2070	$path = normalise $path, $origin && $origin->{path};	2106	$path = normalise $path, $origin && $origin->{path};
2071		2107
2072	if (my $map = $cf::MAP{$path}) {	2108	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2074	}	2110	}
2075		2111
2076	$MAP_PREFETCH{$path} |= $load;	2112	$MAP_PREFETCH{$path} |= $load;
2077		2113
2078	$MAP_PREFETCHER ||= cf::async {	2114	$MAP_PREFETCHER ||= cf::async {
…		…
2115	cf::async {	2151	cf::async {
2116	$Coro::current->{desc} = "map player save";	2152	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2153	$_->contr->save for $self->players;
2118	};	2154	};
2119		2155
		2156	cf::get_slot 0.02;
		2157
2120	if ($uniq) {	2158	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2159	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2160	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2161	} else {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2132	$self->save;	2170	$self->save;
2133		2171
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2173
2136	return if $self->players;	2174	return if $self->players;
2137	return if $self->in_memory != cf::MAP_IN_MEMORY;	2175	return if $self->in_memory != cf::MAP_ACTIVE;
2138	return if $self->{deny_save};	2176	return if $self->{deny_save};
2139		2177
2140	$self->in_memory (cf::MAP_SWAPPED);	2178	$self->in_memory (cf::MAP_SWAPPED);
2141		2179
2142	$self->deactivate;	2180	$self->deactivate;
…		…
2260		2298
2261	sub unique_maps() {	2299	sub unique_maps() {
2262	[	2300	[
2263	map {	2301	map {
2264	utf8::decode $_;	2302	utf8::decode $_;
2265	/\.map$/	2303	s/\.map$//; # TODO future compatibility hack
		2304	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2305	? ()
2266	? normalise $_	2306	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2307	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2308	]
2270	}	2309	}
2271		2310
2272	package cf;
2273
2274	=back	2311	=back
2275		2312
2276	=head3 cf::object	2313	=head3 cf::object
2277		2314
2278	=cut	2315	=cut
…		…
2281		2318
2282	=over 4	2319	=over 4
2283		2320
2284	=item $ob->inv_recursive	2321	=item $ob->inv_recursive
2285		2322
2286	Returns the inventory of the object _and_ their inventories, recursively.	2323	Returns the inventory of the object I<and> their inventories, recursively,
		2324	but I<not> the object itself.
2287		2325
2288	=cut	2326	=cut
2289		2327
2290	sub inv_recursive_;	2328	sub inv_recursive_;
2291	sub inv_recursive_ {	2329	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2334	inv_recursive_ inv $_[0]
2297	}	2335	}
2298		2336
2299	=item $ref = $ob->ref	2337	=item $ref = $ob->ref
2300		2338
2301	creates and returns a persistent reference to an objetc that can be stored as a string.	2339	Creates and returns a persistent reference to an object that can be stored as a string.
2302		2340
2303	=item $ob = cf::object::deref ($refstring)	2341	=item $ob = cf::object::deref ($refstring)
2304		2342
2305	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2343	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2306	even if the object actually exists. May block.	2344	even if the object actually exists. May block.
…		…
2338	can be C<undef>. Does the right thing when the player is currently in a	2376	can be C<undef>. Does the right thing when the player is currently in a
2339	dialogue with the given NPC character.	2377	dialogue with the given NPC character.
2340		2378
2341	=cut	2379	=cut
2342		2380
		2381	our $SAY_CHANNEL = {
		2382	id => "say",
		2383	title => "Map",
		2384	reply => "say ",
		2385	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2386	};
		2387
		2388	our $CHAT_CHANNEL = {
		2389	id => "chat",
		2390	title => "Chat",
		2391	reply => "chat ",
		2392	tooltip => "Player chat and shouts, global to the server.",
		2393	};
		2394
2343	# rough implementation of a future "reply" method that works	2395	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2396	# with dialog boxes.
2345	#TODO: the first argument must go, split into a $npc->reply_to ( method	2397	#TODO: the first argument must go, split into a $npc->reply_to ( method
2346	sub cf::object::player::reply($$$;$) {	2398	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2399	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2410	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2411	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2412
2361	} else {	2413	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2414	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2415	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2416	}
2365	}	2417	}
2366	}	2418	}
2367		2419
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2420	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2475	Moves the player to the given map-path and coordinates by first freezing	2527	Moves the player to the given map-path and coordinates by first freezing
2476	her, loading and preparing them map, calling the provided $check callback	2528	her, loading and preparing them map, calling the provided $check callback
2477	that has to return the map if sucecssful, and then unfreezes the player on	2529	that has to return the map if sucecssful, and then unfreezes the player on
2478	the new (success) or old (failed) map position. In either case, $done will	2530	the new (success) or old (failed) map position. In either case, $done will
2479	be called at the end of this process.	2531	be called at the end of this process.
		2532
		2533	Note that $check will be called with a potentially non-loaded map, so if
		2534	it needs a loaded map it has to call C<< ->load >>.
2480		2535
2481	=cut	2536	=cut
2482		2537
2483	our $GOTOGEN;	2538	our $GOTOGEN;
2484		2539
…		…
2563	}	2618	}
2564		2619
2565	sub prepare_random_map {	2620	sub prepare_random_map {
2566	my ($exit) = @_;	2621	my ($exit) = @_;
2567		2622
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2623	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2624	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2625	# that depends on the exit object
2573		2626
2574	my $rmp = parse_random_map_params $exit->msg;	2627	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2629	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2630	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2631	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2632	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2633	$rmp->{origin_y} = $exit->y;
		2634
		2635	$exit->map->touch;
2581	}	2636	}
2582		2637
2583	$rmp->{random_seed} ||= $exit->random_seed;	2638	$rmp->{random_seed} ||= $exit->random_seed;
2584		2639
2585	my $data = cf::to_json $rmp;	2640	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2641	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2642	my $meta = "$RANDOMDIR/$md5.meta";
2588		2643
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2644	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	2645	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	2646	undef $fh;
2592	aio_rename "$meta~", $meta;	2647	aio_rename "$meta~", $meta;
2593		2648
		2649	my $slaying = "?random/$md5";
		2650
		2651	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	2652	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	2653	$exit->msg (undef);
		2654	}
2596	}	2655	}
2597	}	2656	}
2598		2657
2599	sub cf::object::player::enter_exit {	2658	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	2659	my ($self, $exit) = @_;
2601		2660
2602	return unless $self->type == cf::PLAYER;	2661	return unless $self->type == cf::PLAYER;
2603		2662
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	2663	$self->enter_link;
2616		2664
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	2665	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2666	$Coro::current->{desc} = "enter_exit";
2623		2667
2624	$self->deactivate_recursive; # just to be sure
2625	unless (eval {	2668	unless (eval {
		2669	$self->deactivate_recursive; # just to be sure
		2670
		2671	# random map handling
		2672	{
		2673	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2674
		2675	prepare_random_map $exit
		2676	if $exit->slaying eq "/!";
		2677	}
		2678
		2679	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2680	my $x = $exit->stats->hp;
		2681	my $y = $exit->stats->sp;
		2682
2626	$self->goto ($slaying, $hp, $sp);	2683	$self->goto ($map, $x, $y);
2627		2684
		2685	# if exit is damned, update players death & WoR home-position
		2686	$self->contr->savebed ($map, $x, $y)
		2687	if $exit->flag (cf::FLAG_DAMNED);
		2688
2628	1;	2689	1
2629	}) {	2690	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	2691	$self->message ("Something went wrong deep within the crossfire server. "
2631	. "I'll try to bring you back to the map you were before. "	2692	. "I'll try to bring you back to the map you were before. "
2632	. "Please report this to the dungeon master!",	2693	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	2694	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	2724	the message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	2725	the message unless the client supports the msg packet.
2665		2726
2666	=cut	2727	=cut
2667		2728
		2729	# non-persistent channels (usually the info channel)
2668	our %CHANNEL = (	2730	our %CHANNEL = (
2669	"c/identify" => {	2731	"c/identify" => {
2670	id => "infobox",	2732	id => "infobox",
2671	title => "Identify",	2733	title => "Identify",
2672	reply => undef,	2734	reply => undef,
…		…
2676	id => "infobox",	2738	id => "infobox",
2677	title => "Examine",	2739	title => "Examine",
2678	reply => undef,	2740	reply => undef,
2679	tooltip => "Signs and other items you examined",	2741	tooltip => "Signs and other items you examined",
2680	},	2742	},
		2743	"c/book" => {
		2744	id => "infobox",
		2745	title => "Book",
		2746	reply => undef,
		2747	tooltip => "The contents of a note or book",
		2748	},
2681	"c/lookat" => {	2749	"c/lookat" => {
2682	id => "infobox",	2750	id => "infobox",
2683	title => "Look",	2751	title => "Look",
2684	reply => undef,	2752	reply => undef,
2685	tooltip => "What you saw there",	2753	tooltip => "What you saw there",
2686	},	2754	},
		2755	"c/who" => {
		2756	id => "infobox",
		2757	title => "Players",
		2758	reply => undef,
		2759	tooltip => "Shows players who are currently online",
		2760	},
		2761	"c/body" => {
		2762	id => "infobox",
		2763	title => "Body Parts",
		2764	reply => undef,
		2765	tooltip => "Shows which body parts you posess and are available",
		2766	},
		2767	"c/uptime" => {
		2768	id => "infobox",
		2769	title => "Uptime",
		2770	reply => undef,
		2771	tooltip => "How long the server has been running since last restart",
		2772	},
		2773	"c/mapinfo" => {
		2774	id => "infobox",
		2775	title => "Map Info",
		2776	reply => undef,
		2777	tooltip => "Information related to the maps",
		2778	},
		2779	"c/party" => {
		2780	id => "party",
		2781	title => "Party",
		2782	reply => "gsay ",
		2783	tooltip => "Messages and chat related to your party",
		2784	},
2687	);	2785	);
2688		2786
2689	sub cf::client::send_msg {	2787	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	2788	my ($self, $channel, $msg, $color, @extra) = @_;
2691		2789
…		…
2718	if ($self->can_msg) {	2816	if ($self->can_msg) {
2719	# default colour, mask it out	2817	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	2819	if $color & cf::NDI_DEF;
2722		2820
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	2821	my $pkt = "msg "
		2822	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2823	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2824	);
		2825
		2826	# try lzf for large packets
		2827	$pkt = "lzf " . Compress::LZF::compress $pkt
		2828	if 1024 <= length $pkt and $self->{can_lzf};
		2829
		2830	# split very large packets
		2831	if (8192 < length $pkt and $self->{can_lzf}) {
		2832	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2833	$pkt = "frag";
		2834	}
		2835
		2836	$self->send_packet ($pkt);
2725	} else {	2837	} else {
2726	if ($color >= 0) {	2838	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones	2839	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {	2840	for ($msg) {
2729	1 while	2841	1 while
…		…
2928		3040
2929	The following functions and methods are available within a safe environment:	3041	The following functions and methods are available within a safe environment:
2930		3042
2931	cf::object	3043	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3044	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3045	insert remove name archname title slaying race decrease split
2934		3046
2935	cf::object::player	3047	cf::object::player
2936	player	3048	player
2937		3049
2938	cf::player	3050	cf::player
…		…
2943		3055
2944	=cut	3056	=cut
2945		3057
2946	for (	3058	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3059	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3060	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3061	decrease split destroy change_exp)],
2950	["cf::object::player" => qw(player)],	3062	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3063	["cf::player" => qw(peaceful)],
2952	["cf::map" => qw(trigger)],	3064	["cf::map" => qw(trigger)],
2953	) {	3065	) {
2954	no strict 'refs';	3066	no strict 'refs';
…		…
3059	{	3171	{
3060	my $faces = $facedata->{faceinfo};	3172	my $faces = $facedata->{faceinfo};
3061		3173
3062	while (my ($face, $info) = each %$faces) {	3174	while (my ($face, $info) = each %$faces) {
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3176
3064	cf::face::set_visibility $idx, $info->{visibility};	3177	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3178	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3179	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3180	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3068		3181
3069	cf::cede_to_tick;	3182	cf::cede_to_tick;
3070	}	3183	}
3071		3184
3072	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3186	next unless $info->{smooth};
		3187
3074	my $idx = cf::face::find $face	3188	my $idx = cf::face::find $face
3075	or next;	3189	or next;
		3190
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3191	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3192	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3194	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3195	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3098	{	3213	{
3099	# TODO: for gcfclient pleasure, we should give resources	3214	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.	3215	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3216	my $res = $facedata->{resource};
3102		3217
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($name, $info) = each %$res) {	3218	while (my ($name, $info) = each %$res) {
		3219	if (defined $info->{type}) {
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;	3221	my $data;
3108		3222
3109	if ($info->{type} & 1) {	3223	if ($info->{type} & 1) {
3110	# prepend meta info	3224	# prepend meta info
3111		3225
3112	my $meta = $enc->encode ({	3226	my $meta = $enc->encode ({
3113	name => $name,	3227	name => $name,
3114	%{ $info->{meta} || {} },	3228	%{ $info->{meta} || {} },
3115	});	3229	});
3116		3230
3117	$data = pack "(w/a*)*", $meta, $info->{data};	3231	$data = pack "(w/a*)*", $meta, $info->{data};
		3232	} else {
		3233	$data = $info->{data};
		3234	}
		3235
		3236	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3237	cf::face::set_type $idx, $info->{type};
3118	} else {	3238	} else {
3119	$data = $info->{data};	3239	$RESOURCE{$name} = $info;
3120	}	3240	}
3121		3241
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;	3242	cf::cede_to_tick;
3126	}	3243	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3244	}
		3245
		3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3146		3247
3147	1	3248	1
3148	}	3249	}
		3250
		3251	cf::global->attach (on_resource_update => sub {
		3252	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3253	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3254
		3255	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3256	my $sound = $soundconf->{compat}[$_]
		3257	or next;
		3258
		3259	my $face = cf::face::find "sound/$sound->[1]";
		3260	cf::sound::set $sound->[0] => $face;
		3261	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3262	}
		3263
		3264	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3265	my $face = cf::face::find "sound/$v";
		3266	cf::sound::set $k => $face;
		3267	}
		3268	}
		3269	});
3149		3270
3150	register_exticmd fx_want => sub {	3271	register_exticmd fx_want => sub {
3151	my ($ns, $want) = @_;	3272	my ($ns, $want) = @_;
3152		3273
3153	while (my ($k, $v) = each %$want) {	3274	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3275	$ns->fx_want ($k, $v);
3155	}	3276	}
3156	};	3277	};
		3278
		3279	sub load_resource_file($) {
		3280	my $guard = lock_acquire "load_resource_file";
		3281
		3282	my $status = load_resource_file_ $_[0];
		3283	get_slot 0.1, 100;
		3284	cf::arch::commit_load;
		3285
		3286	$status
		3287	}
3157		3288
3158	sub reload_regions {	3289	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3290	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3291	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3292	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3175	}	3306	}
3176		3307
3177	sub reload_archetypes {	3308	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3309	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3310	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references
3181	# this really needs to be done in an extra post-pass
3182	# (which needs to be synchronous, so solve it differently)
3183	load_resource_file "$DATADIR/archetypes"
3184	or die "unable to load archetypes\n";
3185	}	3311	}
3186		3312
3187	sub reload_treasures {	3313	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3314	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3315	or die "unable to load treasurelists\n";
3190	}	3316	}
3191		3317
3192	sub reload_resources {	3318	sub reload_resources {
3193	warn "reloading resource files...\n";	3319	warn "reloading resource files...\n";
3194		3320
		3321	reload_facedata;
		3322	reload_archetypes;
3195	reload_regions;	3323	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3324	reload_treasures;
3200		3325
3201	warn "finished reloading resource files\n";	3326	warn "finished reloading resource files\n";
3202	}	3327	}
3203		3328
3204	sub init {	3329	sub init {
		3330	my $guard = freeze_mainloop;
		3331
		3332	evthread_start IO::AIO::poll_fileno;
		3333
3205	reload_resources;	3334	reload_resources;
3206	}	3335	}
3207		3336
3208	sub reload_config {	3337	sub reload_config {
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3338	open my $fh, "<:utf8", "$CONFDIR/config"
3210	or return;	3339	or return;
3211		3340
3212	local $/;	3341	local $/;
3213	*CFG = YAML::Syck::Load <$fh>;	3342	*CFG = YAML::Load <$fh>;
3214		3343
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3216		3345
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3346	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3347	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3230	# we must not ever block the main coroutine	3359	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3360	local $Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3361	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3362	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3363	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3364	EV::loop EV::LOOP_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3365	})->prio (Coro::PRIO_MAX);
3237	};	3366	};
3238		3367
		3368	{
		3369	my $guard = freeze_mainloop;
3239	reload_config;	3370	reload_config;
3240	db_init;	3371	db_init;
3241	load_extensions;	3372	load_extensions;
3242		3373
3243	$TICK_WATCHER->start;	3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3375	}
		3376
3244	Event::loop;	3377	EV::loop;
3245	}	3378	}
3246		3379
3247	#############################################################################	3380	#############################################################################
3248	# initialisation and cleanup	3381	# initialisation and cleanup
3249		3382
3250	# install some emergency cleanup handlers	3383	# install some emergency cleanup handlers
3251	BEGIN {	3384	BEGIN {
		3385	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3386	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	3388	cf::cleanup "SIG$signal";
3260	},
3261	);	3389	};
3262	}	3390	}
3263	}	3391	}
3264		3392
3265	sub write_runtime {	3393	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";	3394	my $runtime = "$LOCALDIR/runtime";
3267		3395
3268	# first touch the runtime file to show we are still running:	3396	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	3397	# the fsync below can take a very very long time.
3270		3398
…		…
3296	and return;	3424	and return;
3297		3425
3298	warn "runtime file written.\n";	3426	warn "runtime file written.\n";
3299		3427
3300	1	3428	1
		3429	}
		3430
		3431	our $uuid_lock;
		3432	our $uuid_skip;
		3433
		3434	sub write_uuid_sync($) {
		3435	$uuid_skip ||= $_[0];
		3436
		3437	return if $uuid_lock;
		3438	local $uuid_lock = 1;
		3439
		3440	my $uuid = "$LOCALDIR/uuid";
		3441
		3442	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3443	or return;
		3444
		3445	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3446	$uuid_skip = 0;
		3447
		3448	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3449	and return;
		3450
		3451	# always fsync - this file is important
		3452	aio_fsync $fh
		3453	and return;
		3454
		3455	close $fh
		3456	or return;
		3457
		3458	aio_rename "$uuid~", $uuid
		3459	and return;
		3460
		3461	warn "uuid file written ($value).\n";
		3462
		3463	1
		3464
		3465	}
		3466
		3467	sub write_uuid($$) {
		3468	my ($skip, $sync) = @_;
		3469
		3470	$sync ? write_uuid_sync $skip
		3471	: async { write_uuid_sync $skip };
3301	}	3472	}
3302		3473
3303	sub emergency_save() {	3474	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	3475	my $freeze_guard = cf::freeze_mainloop;
3305		3476
…		…
3327	warn "end emergency map save\n";	3498	warn "end emergency map save\n";
3328		3499
3329	warn "begin emergency database checkpoint\n";	3500	warn "begin emergency database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3501	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	3502	warn "end emergency database checkpoint\n";
		3503
		3504	warn "begin write uuid\n";
		3505	write_uuid_sync 1;
		3506	warn "end write uuid\n";
3332	};	3507	};
3333		3508
3334	warn "leave emergency perl save\n";	3509	warn "leave emergency perl save\n";
3335	}	3510	}
3336		3511
…		…
3338	my ($make_core) = @_;	3513	my ($make_core) = @_;
3339		3514
3340	warn Carp::longmess "post_cleanup backtrace"	3515	warn Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	3516	if $make_core;
3342	}	3517	}
		3518
		3519	# a safer delete_package, copied from Symbol
		3520	sub clear_package($) {
		3521	my $pkg = shift;
		3522
		3523	# expand to full symbol table name if needed
		3524	unless ($pkg =~ /^main::.*::$/) {
		3525	$pkg = "main$pkg" if $pkg =~ /^::/;
		3526	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3527	$pkg .= '::' unless $pkg =~ /::$/;
		3528	}
		3529
		3530	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3531	my $stem_symtab = *{$stem}{HASH};
		3532
		3533	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3534	or return;
		3535
		3536	# clear all symbols
		3537	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3538	for my $name (keys %$leaf_symtab) {
		3539	_gv_clear *{"$pkg$name"};
		3540	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3541	}
		3542	warn "cleared package #$pkg\n";#d#
		3543	}
		3544
		3545	our $RELOAD; # how many times to reload
3343		3546
3344	sub do_reload_perl() {	3547	sub do_reload_perl() {
3345	# can/must only be called in main	3548	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	3549	if ($Coro::current != $Coro::main) {
3347	warn "can only reload from main coroutine";	3550	warn "can only reload from main coroutine";
3348	return;	3551	return;
3349	}	3552	}
3350		3553
		3554	return if $RELOAD++;
		3555
		3556	while ($RELOAD) {
3351	warn "reloading...";	3557	warn "reloading...";
3352		3558
3353	warn "entering sync_job";	3559	warn "entering sync_job";
3354		3560
3355	cf::sync_job {	3561	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark	3562	cf::write_runtime_sync; # external watchdog should not bark
3357	cf::emergency_save;	3563	cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark	3564	cf::write_runtime_sync; # external watchdog should not bark
3359		3565
3360	warn "syncing database to disk";	3566	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;	3567	BDB::db_env_txn_checkpoint $DB_ENV;
3362		3568
3363	# if anything goes wrong in here, we should simply crash as we already saved	3569	# if anything goes wrong in here, we should simply crash as we already saved
3364		3570
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";	3571	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;	3572	while (IO::AIO::nreqs || BDB::nreqs) {
3376	warn "iterate...";	3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();
3384
3385	warn "removing commands";
3386	%COMMAND = ();
3387
3388	warn "removing ext/exti commands";
3389	%EXTCMD = ();
3390	%EXTICMD = ();
3391
3392	warn "unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";
3395
3396	if (my $cb = $pkg->can ("unload")) {
3397	eval {
3398	$cb->($pkg);
3399	1
3400	} or warn "$pkg unloaded, but with errors: $@";
3401	}	3574	}
3402		3575
3403	warn "... nuking $pkg";	3576	warn "cancelling all extension coros";
3404	Symbol::delete_package $pkg;	3577	$_->cancel for values %EXT_CORO;
3405	}	3578	%EXT_CORO = ();
3406		3579
3407	warn "unloading all perl modules loaded from $LIBDIR";	3580	warn "removing commands";
3408	while (my ($k, $v) = each %INC) {	3581	%COMMAND = ();
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		3582
		3583	warn "removing ext/exti commands";
		3584	%EXTCMD = ();
		3585	%EXTICMD = ();
		3586
		3587	warn "unloading/nuking all extensions";
		3588	for my $pkg (@EXTS) {
3411	warn "... unloading $k";	3589	warn "... unloading $pkg";
3412	delete $INC{$k};
3413		3590
3414	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;
3416
3417	if (my $cb = $k->can ("unload_module")) {	3591	if (my $cb = $pkg->can ("unload")) {
		3592	eval {
3418	$cb->();	3593	$cb->($pkg);
		3594	1
		3595	} or warn "$pkg unloaded, but with errors: $@";
		3596	}
		3597
		3598	warn "... clearing $pkg";
		3599	clear_package $pkg;
3419	}	3600	}
3420		3601
3421	Symbol::delete_package $k;	3602	warn "unloading all perl modules loaded from $LIBDIR";
		3603	while (my ($k, $v) = each %INC) {
		3604	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3605
		3606	warn "... unloading $k";
		3607	delete $INC{$k};
		3608
		3609	$k =~ s/\.pm$//;
		3610	$k =~ s/\//::/g;
		3611
		3612	if (my $cb = $k->can ("unload_module")) {
		3613	$cb->();
		3614	}
		3615
		3616	clear_package $k;
3422	}	3617	}
3423		3618
3424	warn "getting rid of safe::, as good as possible";	3619	warn "getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	3620	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3621	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		3622
3428	warn "unloading cf.pm \"a bit\"";	3623	warn "unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	3624	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	3625	delete $INC{"cf/pod.pm"};
3431		3626
3432	# don't, removes xs symbols, too,	3627	# don't, removes xs symbols, too,
3433	# and global variables created in xs	3628	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	3629	#clear_package __PACKAGE__;
3435		3630
3436	warn "unload completed, starting to reload now";	3631	warn "unload completed, starting to reload now";
3437		3632
3438	warn "reloading cf.pm";	3633	warn "reloading cf.pm";
3439	require cf;	3634	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3441		3636
3442	warn "loading config and database again";	3637	warn "loading config and database again";
3443	cf::reload_config;	3638	cf::reload_config;
3444		3639
3445	warn "loading extensions";	3640	warn "loading extensions";
3446	cf::load_extensions;	3641	cf::load_extensions;
3447		3642
3448	warn "reattaching attachments to objects/players";	3643	warn "reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	3644	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	3645	warn "reattaching attachments to maps";
3451	reattach $_ for values %MAP;	3646	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	3647	warn "reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	3648	reattach $_ for values %PLAYER;
3454		3649
3455	warn "leaving sync_job";	3650	warn "leaving sync_job";
3456		3651
3457	1	3652	1
3458	} or do {	3653	} or do {
3459	warn $@;	3654	warn $@;
3460	warn "error while reloading, exiting.";	3655	cf::cleanup "error while reloading, exiting.";
3461	exit 1;
3462	};	3656	};
3463		3657
3464	warn "reloaded";	3658	warn "reloaded";
		3659	--$RELOAD;
		3660	}
3465	};	3661	};
3466		3662
3467	our $RELOAD_WATCHER; # used only during reload	3663	our $RELOAD_WATCHER; # used only during reload
3468		3664
3469	sub reload_perl() {	3665	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3472		3668
3473	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3474	reentrant => 0,
3475	after => 0,
3476	data => WF_AUTOCANCEL,
3477	cb => sub {
3478	do_reload_perl;	3670	do_reload_perl;
3479	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3480	},
3481	);	3672	};
3482	}	3673	}
3483		3674
3484	register_command "reload" => sub {	3675	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3486		3677
…		…
3499		3690
3500	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3502		3693
3503	sub wait_for_tick {	3694	sub wait_for_tick {
3504	return unless $TICK_WATCHER->is_active;
3505	return if $Coro::current == $Coro::main;	3695	return if tick_inhibit || $Coro::current == $Coro::main;
3506		3696
3507	my $signal = new Coro::Signal;	3697	my $signal = new Coro::Signal;
3508	push @WAIT_FOR_TICK, $signal;	3698	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;	3699	$signal->wait;
3510	}	3700	}
3511		3701
3512	sub wait_for_tick_begin {	3702	sub wait_for_tick_begin {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3703	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3704
3516	my $signal = new Coro::Signal;	3705	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	3706	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	3707	$signal->wait;
3519	}	3708	}
3520		3709
3521	$TICK_WATCHER = Event->timer (	3710	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	3711	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3712	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	3713	unless ++$bug_warning > 10;
3531	return;	3714	return;
3532	}	3715	}
3533		3716
3534	$NOW = $tick_start = Event::time;
3535
3536	cf::server_tick; # one server iteration	3717	cf::server_tick; # one server iteration
3537		3718
3538	$RUNTIME += $TICK;
3539	$NEXT_TICK += $TICK;
3540
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	3721	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	3722	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	3723	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	3724	or warn "ERROR: unable to write runtime file: $!";
3547	};
3548	}	3725	};
		3726	}
3549		3727
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	3729	$sig->send;
3552	}	3730	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	3731	while (my $sig = shift @WAIT_FOR_TICK) {
3554	$sig->send;	3732	$sig->send;
3555	}	3733	}
3556		3734
3557	$NOW = Event::time;	3735	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		3737
3568	_post_tick;	3738	if (0) {
		3739	if ($NEXT_TICK) {
		3740	my $jitter = $TICK_START - $NEXT_TICK;
		3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3742	warn "jitter $JITTER\n";#d#
		3743	}
3569	},	3744	}
3570	);	3745	}
3571		3746
3572	{	3747	{
		3748	# configure BDB
		3749
3573	BDB::min_parallel 8;	3750	BDB::min_parallel 8;
3574	BDB::max_poll_time $TICK * 0.1;	3751	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	3752	$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		3753
3599	unless ($DB_ENV) {	3754	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	3755	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3756	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	3757	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3758	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3759	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3760	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		3761
3606	cf::sync_job {	3762	cf::sync_job {
3607	eval {	3763	eval {
…		…
3617		3773
3618	cf::cleanup "db_env_open(db): $@" if $@;	3774	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	3775	};
3620	}	3776	}
3621		3777
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	3778	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3779	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	3780	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	3781	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3782	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	3783	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	3784	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3785	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	3786	};
3652	}	3787	}
3653		3788
3654	{	3789	{
		3790	# configure IO::AIO
		3791
3655	IO::AIO::min_parallel 8;	3792	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	3793	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	3794	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	3795	}
3668		3796
3669	my $_log_backtrace;	3797	my $_log_backtrace;
3670		3798
3671	sub _log_backtrace {	3799	sub _log_backtrace {

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