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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC vs.
Revision 1.428 by root, Thu May 1 06:33:19 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
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	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	63	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		64
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	102	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	103	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	104	our $DB_ENV;
88		105
89	our %CFG;	106	our %CFG;
90		107
91	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
93		111
94	our (%PLAYER, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
97		115
98	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		118
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
104		123
105	binmode STDOUT;	124	binmode STDOUT;
106	binmode STDERR;	125	binmode STDERR;
107		126
108	# read virtual server time, if available	127	# read virtual server time, if available
…		…
161		180
162	The raw value load value from the last tick.	181	The raw value load value from the last tick.
163		182
164	=item %cf::CFG	183	=item %cf::CFG
165		184
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	186	from wherever your confdir points to.
168		187
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		189
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		212
194	LOG llevError, $msg;	213	LOG llevError, $msg;
195	};	214	};
196	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
197		231
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
214	)) {	248	)) {
215	no strict 'refs';	249	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	251	}
218		252
219	$Event::DIED = sub {	253	$EV::DIED = sub {
220	warn "error in event callback: @_";	254	warn "error in event callback: @_";
221	};	255	};
222		256
223	#############################################################################	257	#############################################################################
224		258
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	282	$d
249	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
250	}	284	}
251		285
252	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
253		287
254	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
255		289
256	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
257		291
258	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
259		293
260	=cut	294	=cut
261		295
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		297
264	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
266		300
267	=item cf::lock_wait $string	301	=item cf::lock_wait $string
268		302
269	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
270		304
…		…
326		360
327	! ! $LOCK{$key}	361	! ! $LOCK{$key}
328	}	362	}
329		363
330	sub freeze_mainloop {	364	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
332		366
333	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
334	$TICK_WATCHER->start;	368	}
335	};	369
336	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
337	$guard	371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
338	}	383	}
339		384
340	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
341		386
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
355		400
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
358	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
359		406
360	while () {	407	while () {
361	next_job:	408	next_job:
362	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
370	}	417	}
371	}	418	}
372	}	419	}
373		420
374	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	424	$signal->wait;
378	} else {	425	} else {
379	Coro::schedule;	426	Coro::schedule;
380	}	427	}
381	}	428	}
382	};	429	};
383		430
384	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
385	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
386		435
387	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
389		438
…		…
403		452
404	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
405		454
406	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
407		456
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	460	acceptable.
412		461
413	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		468
420	sub sync_job(&) {	469	sub sync_job(&) {
421	my ($job) = @_;	470	my ($job) = @_;
422		471
423	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	473	my $time = EV::time;
425		474
426	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
428		477
429	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	479
431	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
432		481
433	my $busy = 1;	482	my $busy = 1;
434	my @res;	483	my @res;
435		484
436	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	487	@res = eval { $job->() };
438	warn $@ if $@;	488	warn $@ if $@;
439	undef $busy;	489	undef $busy;
440	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
441		491
442	while ($busy) {	492	while ($busy) {
443	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
444	}	497	}
		498	}
445		499
446	$time = Event::time - $time;	500	my $time = EV::time - $time;
447		501
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
452		503
453	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
454	} else {	505	} else {
455	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
456		507
…		…
481	=item fork_call { }, $args	532	=item fork_call { }, $args
482		533
483	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
487		538
488	=cut	539	=cut
489		540
490	sub fork_call(&@) {	541	sub fork_call(&@) {
491	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
…		…
498	reset_signals;	549	reset_signals;
499	&$cb	550	&$cb
500	}, @args;	551	}, @args;
501		552
502	wantarray ? @res : $res[-1]	553	wantarray ? @res : $res[-1]
		554	}
		555
		556	=item $coin = coin_from_name $name
		557
		558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
503	}	581	}
504		582
505	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
506		584
507	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
652	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
654		732
655	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	735	Deliantra).
658		736
659	=over 4	737	=over 4
660		738
661	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
662		740
…		…
944	}	1022	}
945		1023
946	0	1024	0
947	}	1025	}
948		1026
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1028
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1030
953	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
954		1032
…		…
960		1038
961	=cut	1039	=cut
962		1040
963	#############################################################################	1041	#############################################################################
964	# object support	1042	# object support
965	#
966		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
967	sub _can_merge {	1077	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
969		1079
970	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1081
974	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
975	}	1084	}
976		1085
977	sub reattach {	1086	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1001	cf::attachable->attach (	1110	cf::attachable->attach (
1002	prio => -1000000,	1111	prio => -1000000,
1003	on_instantiate => sub {	1112	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1005		1114
1006	$data = from_json $data;	1115	$data = decode_json $data;
1007		1116
1008	for (@$data) {	1117	for (@$data) {
1009	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1010		1119
1011	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1133	},
1025	);	1134	);
1026		1135
1027	sub object_freezer_save {	1136	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1138
1032	sync_job {	1139	sync_job {
1033	if (length $$rdata) {	1140	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1141	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1037		1144
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1149	aio_close $fh;
1043		1150
1044	if (@$objs) {	1151	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1157	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1159	}
1053	} else {	1160	} else {
1054	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1055	}	1162	}
…		…
1061	} else {	1168	} else {
1062	aio_unlink $filename;	1169	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1064	}	1171	}
1065	};	1172	};
1066
1067	undef $guard;
1068	}	1173	}
1069		1174
1070	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1072		1177
…		…
1077		1182
1078	sub object_thawer_load {	1183	sub object_thawer_load {
1079	my ($filename) = @_;	1184	my ($filename) = @_;
1080		1185
1081	my ($data, $av);	1186	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1187
1085	(aio_load $filename, $data) >= 0	1188	(aio_load $filename, $data) >= 0
1086	or return;	1189	or return;
1087		1190
1088	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1193	or return;
1091		1194
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1094	}	1197	}
1095		1198
1096	utf8::decode (my $decname = $filename);	1199	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1256		1359
1257	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1361	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1363	}
1262		1364
1263	warn $msg;	1365	warn $msg;
1264	}	1366	}
1265		1367
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1455
1354	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1457	or return;
1356		1458
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1359	or return;	1460	or return;
		1461
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1462	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1463	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1363	}	1465	}
1364	}	1466	}
…		…
1374		1476
1375	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1376		1478
1377	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
		1481
		1482	cf::get_slot 0.01;
1379		1483
1380	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1485	cf::cede_to_tick;
1382	}	1486	}
1383		1487
…		…
1467		1571
1468	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
1469	my $path = path $login;	1573	my $path = path $login;
1470		1574
1471	# a .pst is a dead give-away for a valid player	1575	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1581	}
1477		1582
…		…
1514		1619
1515	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1516		1621
1517	=cut	1622	=cut
1518		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1519	sub expand_cfpod {	1635	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1521		1637
1522	# escape & and <	1638	my $xml;
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525		1639
1526	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1527		1643
1528	1 while	1644	$group =~ s/&/&amp;/g;
1529	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1530	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1649	([BCGHITU])
1534	# replace G<male|female> tags	1650	<
1535	|| s{G<([^>|]*)\|([^>]*)>}{	1651	(?:
1536	$self->gender ? $2 : $1	1652	([^<>]*) (?{ $group = $^N })
1537	}ge	1653	| < $interior >
1538	# replace H<hint text>	1654	)
1539	|| s{H<([^\>]*)>}	1655	>
		1656	%gcsx
1540	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")	1677	"")
1544	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1545	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1546		1689
		1690	for ($xml) {
1547	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1549		1693
1550	# compress some whitespace	1694	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1555		1700
1556	$_	1701	$xml
1557	}	1702	}
		1703
		1704	no re 'eval';
1558		1705
1559	sub hintmode {	1706	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}	1708	$_[0]{hintmode}
1562	}	1709	}
…		…
1634	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1636		1783
1637	sub generate_random_map {	1784	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1639	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1790	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1915
1766	# the temporary/swap location	1916	# the temporary/swap location
1767	sub save_path {	1917	sub save_path {
1768	my ($self) = @_;	1918	my ($self) = @_;
1769		1919
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1772	}	1922	}
1773		1923
1774	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1775	sub uniq_path {	1925	sub uniq_path {
1776	my ($self) = @_;	1926	my ($self) = @_;
1777		1927
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1780	}	1930	}
1781		1931
1782	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1783	# all maps in C++...	1933	# all maps in C++...
…		…
1969	}	2119	}
1970		2120
1971	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1973		2123
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2125	}
1976		2126
1977	$self->post_load;	2127	$self->post_load;
1978	}	2128	}
1979		2129
…		…
2037	my ($path, $origin, $load) = @_;	2187	my ($path, $origin, $load) = @_;
2038		2188
2039	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
2040		2190
2041	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2193	}
2044		2194
2045	$MAP_PREFETCH{$path} |= $load;	2195	$MAP_PREFETCH{$path} |= $load;
2046		2196
2047	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
2048	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2202	if (my $map = find $k) {
2051	$map->load if $v;	2203	$map->load if $v;
2052	}	2204	}
…		…
2078	return if $self->{deny_save};	2230	return if $self->{deny_save};
2079		2231
2080	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2081		2233
2082	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2084	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2085		2240
2086	if ($uniq) {	2241	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2244	} else {
…		…
2098	$self->save;	2253	$self->save;
2099		2254
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2256
2102	return if $self->players;	2257	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2259	return if $self->{deny_save};
2105		2260
2106	$self->in_memory (cf::MAP_SWAPPED);	2261	$self->in_memory (cf::MAP_SWAPPED);
2107		2262
2108	$self->deactivate;	2263	$self->deactivate;
…		…
2226		2381
2227	sub unique_maps() {	2382	sub unique_maps() {
2228	[	2383	[
2229	map {	2384	map {
2230	utf8::decode $_;	2385	utf8::decode $_;
2231	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2232	? normalise $_	2389	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2391	]
2236	}	2392	}
2237		2393
2238	package cf;
2239
2240	=back	2394	=back
2241		2395
2242	=head3 cf::object	2396	=head3 cf::object
2243		2397
2244	=cut	2398	=cut
…		…
2247		2401
2248	=over 4	2402	=over 4
2249		2403
2250	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2251		2405
2252	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2253		2408
2254	=cut	2409	=cut
2255		2410
2256	sub inv_recursive_;	2411	sub inv_recursive_;
2257	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2263	}	2418	}
2264		2419
2265	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2266		2421
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2423
2269	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2270		2425
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2274	=cut	2429	=cut
2275		2430
2276	sub deref {	2431	sub deref {
2277	my ($ref) = @_;	2432	my ($ref) = @_;
2278		2433
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2435	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2437	or return;
2286	$pl->ob->uuid eq $uuid	2438	$pl->ob->uuid eq $uuid
2287	or return;	2439	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2309		2461
2310	=cut	2462	=cut
2311		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2312	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2479	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2495
2330	} else {	2496	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2499	}
2334	}	2500	}
2335	}	2501	}
2336		2502
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2625
2460	$self->enter_link;	2626	$self->enter_link;
2461		2627
2462	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
2463	# *tag paths override both path and x|y	2631	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2632	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
2467	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
2468	}	2647	}
2469	}	2648	}
2470		2649
2471	my $map = eval {	2650	my $map = eval {
2472	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2473		2652
2474	if ($map) {	2653	if ($map) {
2475	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2476	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2477	} else {	2656	} else {
2478	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479	}	2658	}
2480		2659
2481	$map	2660	$map
2482	};	2661	};
2483		2662
…		…
2536	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2537	}	2716	}
2538		2717
2539	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2540		2719
2541	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2542	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2543	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2544		2723
2545	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2573	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2574	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2575	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2576		2755
2577	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2578	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2579	unless (eval {	2760	unless (eval {
2580	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2581		2762
2582	1;	2763	1;
…		…
2617	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2618	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2619		2800
2620	=cut	2801	=cut
2621		2802
		2803	# non-persistent channels (usually the info channel)
2622	our %CHANNEL = (	2804	our %CHANNEL = (
2623	"c/identify" => {	2805	"c/identify" => {
2624	id => "identify",	2806	id => "infobox",
2625	title => "Identify",	2807	title => "Identify",
2626	reply => undef,	2808	reply => undef,
2627	tooltip => "Items recently identified",	2809	tooltip => "Items recently identified",
2628	},	2810	},
2629	"c/examine" => {	2811	"c/examine" => {
2630	id => "examine",	2812	id => "infobox",
2631	title => "Examine",	2813	title => "Examine",
2632	reply => undef,	2814	reply => undef,
2633	tooltip => "Signs and other items you examined",	2815	tooltip => "Signs and other items you examined",
2634	},	2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
2635	);	2859	);
2636		2860
2637	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2638	my ($self, $channel, $msg, $color, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2639		2863
2640	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2641		2865
2642	$color &= cf::NDI_CLIENT_MASK; # just in case...	2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
2643		2867
2644	# check predefined channels, for the benefit of C	2868	# check predefined channels, for the benefit of C
2645	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
2646		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
2647	if (ref $channel) {	2877	} elsif (ref $channel) {
2648	# send meta info to client, if not yet sent	2878	# send meta info to client, if not yet sent
2649	unless (exists $self->{channel}{$channel->{id}}) {	2879	unless (exists $self->{channel}{$channel->{id}}) {
2650	$self->{channel}{$channel->{id}} = $channel;	2880	$self->{channel}{$channel->{id}} = $channel;
2651	$self->ext_msg (channel_info => $channel)	2881	$self->ext_msg (channel_info => $channel)
2652	if $self->can_msg;	2882	if $self->can_msg;
…		…
2869	=pod	3099	=pod
2870		3100
2871	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2872		3102
2873	cf::object	3103	cf::object
2874	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2875	insert remove name archname title slaying race decrease_ob_nr	3105	insert remove name archname title slaying race decrease split
2876		3106
2877	cf::object::player	3107	cf::object::player
2878	player	3108	player
2879		3109
2880	cf::player	3110	cf::player
…		…
2886	=cut	3116	=cut
2887		3117
2888	for (	3118	for (
2889	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2890	insert remove inv name archname title slaying race	3120	insert remove inv name archname title slaying race
2891	decrease_ob_nr)],	3121	decrease split destroy)],
2892	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2893	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2894	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2895	) {	3125	) {
2896	no strict 'refs';	3126	no strict 'refs';
…		…
3001	{	3231	{
3002	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
3003		3233
3004	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
3005	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
3006	cf::face::set_visibility $idx, $info->{visibility};	3237	cf::face::set_visibility $idx, $info->{visibility};
3007	cf::face::set_magicmap $idx, $info->{magicmap};	3238	cf::face::set_magicmap $idx, $info->{magicmap};
3008	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3009	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3010		3241
3011	cf::cede_to_tick;	3242	cf::cede_to_tick;
3012	}	3243	}
3013		3244
3014	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
3015	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
3016	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
3017	or next;	3249	or next;
		3250
3018	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
3019	cf::face::set_smooth $idx, $smooth;	3252	cf::face::set_smooth $idx, $smooth;
3020	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021	} else {	3254	} else {
3022	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3040	{	3273	{
3041	# TODO: for gcfclient pleasure, we should give resources	3274	# TODO: for gcfclient pleasure, we should give resources
3042	# that gcfclient doesn't grok a >10000 face index.	3275	# that gcfclient doesn't grok a >10000 face index.
3043	my $res = $facedata->{resource};	3276	my $res = $facedata->{resource};
3044		3277
3045	my $soundconf = delete $res->{"res/sound.conf"};
3046
3047	while (my ($name, $info) = each %$res) {	3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
3048	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049	my $data;	3281	my $data;
3050		3282
3051	if ($info->{type} & 1) {	3283	if ($info->{type} & 1) {
3052	# prepend meta info	3284	# prepend meta info
3053		3285
3054	my $meta = $enc->encode ({	3286	my $meta = $enc->encode ({
3055	name => $name,	3287	name => $name,
3056	%{ $info->{meta} || {} },	3288	%{ $info->{meta} || {} },
3057	});	3289	});
3058		3290
3059	$data = pack "(w/a*)*", $meta, $info->{data};	3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
3060	} else {	3298	} else {
3061	$data = $info->{data};	3299	$RESOURCE{$name} = $info;
3062	}	3300	}
3063		3301
3064	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065	cf::face::set_type $idx, $info->{type};
3066
3067	cf::cede_to_tick;	3302	cf::cede_to_tick;
3068	}	3303	}
3069
3070	if ($soundconf) {
3071	$soundconf = $enc->decode (delete $soundconf->{data});
3072
3073	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074	my $sound = $soundconf->{compat}[$_]
3075	or next;
3076
3077	my $face = cf::face::find "sound/$sound->[1]";
3078	cf::sound::set $sound->[0] => $face;
3079	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080	}
3081
3082	while (my ($k, $v) = each %{$soundconf->{event}}) {
3083	my $face = cf::face::find "sound/$v";
3084	cf::sound::set $k => $face;
3085	}
3086	}
3087	}	3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088		3307
3089	1	3308	1
3090	}	3309	}
		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
3091		3330
3092	register_exticmd fx_want => sub {	3331	register_exticmd fx_want => sub {
3093	my ($ns, $want) = @_;	3332	my ($ns, $want) = @_;
3094		3333
3095	while (my ($k, $v) = each %$want) {	3334	while (my ($k, $v) = each %$want) {
3096	$ns->fx_want ($k, $v);	3335	$ns->fx_want ($k, $v);
3097	}	3336	}
3098	};	3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
3099		3348
3100	sub reload_regions {	3349	sub reload_regions {
3101	# HACK to clear player env face cache, we need some signal framework	3350	# HACK to clear player env face cache, we need some signal framework
3102	# for this (global event?)	3351	# for this (global event?)
3103	%ext::player_env::MUSIC_FACE_CACHE = ();	3352	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3117	}	3366	}
3118		3367
3119	sub reload_archetypes {	3368	sub reload_archetypes {
3120	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
3121	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
3122	#d# NEED to laod twice to resolve forward references
3123	# this really needs to be done in an extra post-pass
3124	# (which needs to be synchronous, so solve it differently)
3125	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";
3127	}	3371	}
3128		3372
3129	sub reload_treasures {	3373	sub reload_treasures {
3130	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
3131	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
3132	}	3376	}
3133		3377
3134	sub reload_resources {	3378	sub reload_resources {
3135	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
3136		3380
		3381	reload_facedata;
		3382	reload_archetypes;
3137	reload_regions;	3383	reload_regions;
3138	reload_facedata;
3139	#reload_archetypes;#d#
3140	reload_archetypes;
3141	reload_treasures;	3384	reload_treasures;
3142		3385
3143	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
3144	}	3387	}
3145		3388
3146	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
3147	reload_resources;	3392	reload_resources;
3148	}	3393	}
3149		3394
3150	sub reload_config {	3395	sub reload_config {
3151	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
3152	or return;	3397	or return;
3153		3398
3154	local $/;	3399	local $/;
3155	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
3156		3401
3157	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3158		3403
3159	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3160	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3171	sub main {	3416	sub main {
3172	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
3173	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
3174	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3175	(async {	3420	(async {
3176	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
3177	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
3178	};	3424	};
3179		3425
		3426	{
		3427	my $guard = freeze_mainloop;
3180	reload_config;	3428	reload_config;
3181	db_init;	3429	db_init;
3182	load_extensions;	3430	load_extensions;
3183		3431
3184	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
3185	Event::loop;	3436	EV::loop;
3186	}	3437	}
3187		3438
3188	#############################################################################	3439	#############################################################################
3189	# initialisation and cleanup	3440	# initialisation and cleanup
3190		3441
3191	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
3192	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
3193	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
3194	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3195	reentrant => 0,
3196	data => WF_AUTOCANCEL,
3197	signal => $signal,
3198	prio => 0,
3199	cb => sub {
3200	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
3201	},
3202	);	3448	};
3203	}	3449	}
3204	}	3450	}
3205		3451
3206	sub write_runtime {	3452	sub write_runtime_sync {
3207	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
3208		3454
3209	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
3210	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
3211		3457
…		…
3237	and return;	3483	and return;
3238		3484
3239	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
3240		3486
3241	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
3242	}	3531	}
3243		3532
3244	sub emergency_save() {	3533	sub emergency_save() {
3245	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
3246		3535
…		…
3252	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
3253	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
3254	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
3255	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
3256	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257	$pl->save;	3547	$pl->save;
3258	}	3548	}
3259	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
3260		3550
3261	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
3267	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
3268		3558
3269	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
3270	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
3271	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
3272	};	3566	};
3273		3567
3274	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
3275	}	3569	}
3276		3570
…		…
3291	warn "reloading...";	3585	warn "reloading...";
3292		3586
3293	warn "entering sync_job";	3587	warn "entering sync_job";
3294		3588
3295	cf::sync_job {	3589	cf::sync_job {
3296	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
3297	cf::emergency_save;	3591	cf::emergency_save;
3298	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
3299		3593
3300	warn "syncing database to disk";	3594	warn "syncing database to disk";
3301	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
3302		3596
3303	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
3304
3305	warn "cancelling all WF_AUTOCANCEL watchers";
3306	for (Event::all_watchers) {
3307	$_->cancel if $_->data & WF_AUTOCANCEL;
3308	}
3309		3598
3310	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
3311	for (;;) {	3600	for (;;) {
3312	BDB::flush;	3601	BDB::flush;
3313	IO::AIO::flush;	3602	IO::AIO::flush;
3314	Coro::cede;	3603	Coro::cede_notself;
3315	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
3316	warn "iterate...";	3605	warn "iterate...";
3317	}	3606	}
3318		3607
3319	++$RELOAD;	3608	++$RELOAD;
…		…
3395	warn "leaving sync_job";	3684	warn "leaving sync_job";
3396		3685
3397	1	3686	1
3398	} or do {	3687	} or do {
3399	warn $@;	3688	warn $@;
3400	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3401	exit 1;
3402	};	3690	};
3403		3691
3404	warn "reloaded";	3692	warn "reloaded";
3405	};	3693	};
3406		3694
…		…
3408		3696
3409	sub reload_perl() {	3697	sub reload_perl() {
3410	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3411	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3412		3700
3413	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3414	reentrant => 0,
3415	after => 0,
3416	data => WF_AUTOCANCEL,
3417	cb => sub {
3418	do_reload_perl;	3702	do_reload_perl;
3419	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3420	},
3421	);	3704	};
3422	}	3705	}
3423		3706
3424	register_command "reload" => sub {	3707	register_command "reload" => sub {
3425	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3426		3709
3427	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3428	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3429	async { reload_perl };	3714	reload_perl;
		3715	};
3430	}	3716	}
3431	};	3717	};
3432		3718
3433	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3434		3720
…		…
3436		3722
3437	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3438	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3439		3725
3440	sub wait_for_tick {	3726	sub wait_for_tick {
3441	return unless $TICK_WATCHER->is_active;
3442	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3443		3728
3444	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3445	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3446	$signal->wait;	3731	$signal->wait;
3447	}	3732	}
3448		3733
3449	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3450	return unless $TICK_WATCHER->is_active;
3451	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3452		3736
3453	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3454	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3455	$signal->wait;	3739	$signal->wait;
3456	}	3740	}
3457		3741
3458	our $stat_fh;	3742	sub tick {
3459	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461	$TICK_WATCHER = Event->timer (
3462	reentrant => 0,
3463	parked => 1,
3464	prio => 0,
3465	at => $NEXT_TICK || $TICK,
3466	data => WF_AUTOCANCEL,
3467	cb => sub {
3468	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3469	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3470	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3471	return;	3746	return;
3472	}	3747	}
3473		3748
3474	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3476	$NOW = $tick_start = Event::time;
3477
3478	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3479		3750
3480	$RUNTIME += $TICK;
3481	$NEXT_TICK += $TICK;
3482
3483	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484	$NEXT_RUNTIME_WRITE = $NOW + 10;	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485	Coro::async_pool {	3753	Coro::async_pool {
		3754	$Coro::current->{desc} = "runtime saver";
3486	write_runtime	3755	write_runtime_sync
3487	or warn "ERROR: unable to write runtime file: $!";	3756	or warn "ERROR: unable to write runtime file: $!";
3488	};
3489	}	3757	};
		3758	}
3490		3759
3491	# my $AFTER = Event::time;
3492	# warn $AFTER - $NOW;#d#
3493
3494	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495	$sig->send;	3761	$sig->send;
3496	}	3762	}
3497	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3498	$sig->send;	3764	$sig->send;
3499	}	3765	}
3500		3766
3501	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503	# if we are delayed by four ticks or more, skip them all
3504	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506	$TICK_WATCHER->at ($NEXT_TICK);
3507	$TICK_WATCHER->start;
3508
3509	$LOAD = ($NOW - $tick_start) / $TICK;
3510	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511		3769
3512	_post_tick;	3770	if (0) {
3513		3771	if ($NEXT_TICK) {
3514	# gather some statistics#d#	3772	my $jitter = $TICK_START - $NEXT_TICK;
3515	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3774	warn "jitter $JITTER\n";#d#
		3775	}
3517	},	3776	}
3518	);	3777	}
3519		3778
3520	{	3779	{
		3780	# configure BDB
		3781
3521	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3783	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3784	$Coro::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3785
3547	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3549		3792
3550	cf::sync_job {	3793	cf::sync_job {
3551	eval {	3794	eval {
3552	BDB::db_env_open	3795	BDB::db_env_open
3553	$DB_ENV,	3796	$DB_ENV,
…		…
3555	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3556	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557	0666;	3800	0666;
3558		3801
3559	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562	| BDB::LOG_AUTOREMOVE, 1);
3563	$DB_ENV->set_lk_detect;
3564	};	3803	};
3565		3804
3566	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3806	};
3568	}	3807	}
3569		3808
3570	$BDB_CHECKPOINT_WATCHER = Event->timer (	3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 11,	3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572	interval => 60,	3811	};
3573	hard => 1,	3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578	},
3579	);	3814	};
3580	$BDB_TRICKLE_WATCHER = Event->timer (	3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581	after => 5,
3582	interval => 10,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588	},
3589	);	3817	};
3590	}	3818	}
3591		3819
3592	{	3820	{
		3821	# configure IO::AIO
		3822
3593	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3594
3595	undef $Coro::AIO::WATCHER;
3596	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3597	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3598	reentrant => 0,
3599	data => WF_AUTOCANCEL,
3600	fd => IO::AIO::poll_fileno,
3601	poll => 'r',
3602	prio => 6,
3603	cb => \&IO::AIO::poll_cb,
3604	);
3605	}	3826	}
3606		3827
3607	my $_log_backtrace;	3828	my $_log_backtrace;
3608		3829
3609	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3613		3834
3614	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3615	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3616	++$_log_backtrace;	3837	++$_log_backtrace;
3617	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3618	my @bt = fork_call {	3841	my @bt = fork_call {
3619	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3620	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3622	or die "addr2line: $!";	3845	or die "addr2line: $!";

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