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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.370 by root, Thu Sep 13 10:59:41 2007 UTC vs.
Revision 1.430 by root, Sun May 4 14:12:37 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++...
…		…
1881		2031
1882	cf::lock_wait "map_data:$path";#d#remove	2032	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1884		2034
1885	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2037	my $guard2 = cf::lock_acquire "map_find:$path";
1888		2038
1889	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1890	or return;	2040	or return;
1891		2041
1892	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	2045	or return;
1896		2046
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1900	undef $guard1;	2051	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2052	$map->reset;
1903	return find $path;	2053	return find $path;
1904	}	2054	}
1905		2055
1906	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
…		…
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];
2467		2635
…		…
2530	}	2698	}
2531		2699
2532	sub prepare_random_map {	2700	sub prepare_random_map {
2533	my ($exit) = @_;	2701	my ($exit) = @_;
2534		2702
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2703	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2704	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2705	# that depends on the exit object
2540		2706
2541	my $rmp = parse_random_map_params $exit->msg;	2707	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2709	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2710	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2711	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2712	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2713	$rmp->{origin_y} = $exit->y;
		2714
		2715	$exit->map->touch;
2548	}	2716	}
2549		2717
2550	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2551		2719
2552	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2555		2723
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2726	undef $fh;
2559	aio_rename "$meta~", $meta;	2727	aio_rename "$meta~", $meta;
2560		2728
		2729	my $slaying = "?random/$md5";
		2730
		2731	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2732	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2733	$exit->msg (undef);
		2734	}
2563	}	2735	}
2564	}	2736	}
2565		2737
2566	sub cf::object::player::enter_exit {	2738	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2739	my ($self, $exit) = @_;
2568		2740
2569	return unless $self->type == cf::PLAYER;	2741	return unless $self->type == cf::PLAYER;
2570		2742
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2743	$self->enter_link;
2583		2744
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2745	(async {
2589	$self->deactivate_recursive; # just to be sure	2746	$Coro::current->{desc} = "enter_exit";
		2747
2590	unless (eval {	2748	unless (eval {
		2749	$self->deactivate_recursive; # just to be sure
		2750
		2751	# random map handling
		2752	{
		2753	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2754
		2755	prepare_random_map $exit
		2756	if $exit->slaying eq "/!";
		2757	}
		2758
		2759	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2760	my $x = $exit->stats->hp;
		2761	my $y = $exit->stats->sp;
		2762
2591	$self->goto ($slaying, $hp, $sp);	2763	$self->goto ($map, $x, $y);
2592		2764
		2765	# if exit is damned, update players death & WoR home-position
		2766	$self->contr->savebed ($map, $x, $y)
		2767	if $exit->flag (cf::FLAG_DAMNED);
		2768
2593	1;	2769	1
2594	}) {	2770	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2771	$self->message ("Something went wrong deep within the crossfire server. "
2596	. "I'll try to bring you back to the map you were before. "	2772	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2773	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2774	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2804	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2805	the message unless the client supports the msg packet.
2630		2806
2631	=cut	2807	=cut
2632		2808
		2809	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2810	our %CHANNEL = (
2634	"c/identify" => {	2811	"c/identify" => {
2635	id => "identify",	2812	id => "infobox",
2636	title => "Identify",	2813	title => "Identify",
2637	reply => undef,	2814	reply => undef,
2638	tooltip => "Items recently identified",	2815	tooltip => "Items recently identified",
2639	},	2816	},
2640	"c/examine" => {	2817	"c/examine" => {
2641	id => "examine",	2818	id => "infobox",
2642	title => "Examine",	2819	title => "Examine",
2643	reply => undef,	2820	reply => undef,
2644	tooltip => "Signs and other items you examined",	2821	tooltip => "Signs and other items you examined",
2645	},	2822	},
		2823	"c/book" => {
		2824	id => "infobox",
		2825	title => "Book",
		2826	reply => undef,
		2827	tooltip => "The contents of a note or book",
		2828	},
		2829	"c/lookat" => {
		2830	id => "infobox",
		2831	title => "Look",
		2832	reply => undef,
		2833	tooltip => "What you saw there",
		2834	},
		2835	"c/who" => {
		2836	id => "infobox",
		2837	title => "Players",
		2838	reply => undef,
		2839	tooltip => "Shows players who are currently online",
		2840	},
		2841	"c/body" => {
		2842	id => "infobox",
		2843	title => "Body Parts",
		2844	reply => undef,
		2845	tooltip => "Shows which body parts you posess and are available",
		2846	},
		2847	"c/uptime" => {
		2848	id => "infobox",
		2849	title => "Uptime",
		2850	reply => undef,
		2851	tooltip => "How long the server has been running since last restart",
		2852	},
		2853	"c/mapinfo" => {
		2854	id => "infobox",
		2855	title => "Map Info",
		2856	reply => undef,
		2857	tooltip => "Information related to the maps",
		2858	},
		2859	"c/party" => {
		2860	id => "party",
		2861	title => "Party",
		2862	reply => "gsay ",
		2863	tooltip => "Messages and chat related to your party",
		2864	},
2646	);	2865	);
2647		2866
2648	sub cf::client::send_msg {	2867	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2868	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2869
2651	$msg = $self->pl->expand_cfpod ($msg);	2870	$msg = $self->pl->expand_cfpod ($msg);
2652		2871
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2873
2655	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2875	if ($CHANNEL{$channel}) {
		2876	$channel = $CHANNEL{$channel};
2657		2877
		2878	$self->ext_msg (channel_info => $channel)
		2879	if $self->can_msg;
		2880
		2881	$channel = $channel->{id};
		2882
2658	if (ref $channel) {	2883	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2884	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2885	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2886	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2887	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2888	if $self->can_msg;
…		…
2880	=pod	3105	=pod
2881		3106
2882	The following functions and methods are available within a safe environment:	3107	The following functions and methods are available within a safe environment:
2883		3108
2884	cf::object	3109	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3110	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3111	insert remove name archname title slaying race decrease split
2887		3112
2888	cf::object::player	3113	cf::object::player
2889	player	3114	player
2890		3115
2891	cf::player	3116	cf::player
…		…
2897	=cut	3122	=cut
2898		3123
2899	for (	3124	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3125	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3126	insert remove inv name archname title slaying race
2902	decrease_ob_nr)],	3127	decrease split destroy)],
2903	["cf::object::player" => qw(player)],	3128	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3129	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3130	["cf::map" => qw(trigger)],
2906	) {	3131	) {
2907	no strict 'refs';	3132	no strict 'refs';
…		…
3012	{	3237	{
3013	my $faces = $facedata->{faceinfo};	3238	my $faces = $facedata->{faceinfo};
3014		3239
3015	while (my ($face, $info) = each %$faces) {	3240	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3242
3017	cf::face::set_visibility $idx, $info->{visibility};	3243	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3244	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3247
3022	cf::cede_to_tick;	3248	cf::cede_to_tick;
3023	}	3249	}
3024		3250
3025	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3252	next unless $info->{smooth};
		3253
3027	my $idx = cf::face::find $face	3254	my $idx = cf::face::find $face
3028	or next;	3255	or next;
		3256
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3257	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3258	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3260	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3261	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3279	{
3052	# TODO: for gcfclient pleasure, we should give resources	3280	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3281	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3282	my $res = $facedata->{resource};
3055		3283
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3284	while (my ($name, $info) = each %$res) {
		3285	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3287	my $data;
3061		3288
3062	if ($info->{type} & 1) {	3289	if ($info->{type} & 1) {
3063	# prepend meta info	3290	# prepend meta info
3064		3291
3065	my $meta = $enc->encode ({	3292	my $meta = $enc->encode ({
3066	name => $name,	3293	name => $name,
3067	%{ $info->{meta} || {} },	3294	%{ $info->{meta} || {} },
3068	});	3295	});
3069		3296
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3297	$data = pack "(w/a*)*", $meta, $info->{data};
		3298	} else {
		3299	$data = $info->{data};
		3300	}
		3301
		3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3303	cf::face::set_type $idx, $info->{type};
3071	} else {	3304	} else {
3072	$data = $info->{data};	3305	$RESOURCE{$name} = $info;
3073	}	3306	}
3074		3307
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3308	cf::cede_to_tick;
3079	}	3309	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3310	}
		3311
		3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3313
3100	1	3314	1
3101	}	3315	}
		3316
		3317	cf::global->attach (on_resource_update => sub {
		3318	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3319	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3320
		3321	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3322	my $sound = $soundconf->{compat}[$_]
		3323	or next;
		3324
		3325	my $face = cf::face::find "sound/$sound->[1]";
		3326	cf::sound::set $sound->[0] => $face;
		3327	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3328	}
		3329
		3330	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3331	my $face = cf::face::find "sound/$v";
		3332	cf::sound::set $k => $face;
		3333	}
		3334	}
		3335	});
3102		3336
3103	register_exticmd fx_want => sub {	3337	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3338	my ($ns, $want) = @_;
3105		3339
3106	while (my ($k, $v) = each %$want) {	3340	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3341	$ns->fx_want ($k, $v);
3108	}	3342	}
3109	};	3343	};
		3344
		3345	sub load_resource_file($) {
		3346	my $guard = lock_acquire "load_resource_file";
		3347
		3348	my $status = load_resource_file_ $_[0];
		3349	get_slot 0.1, 100;
		3350	cf::arch::commit_load;
		3351
		3352	$status
		3353	}
3110		3354
3111	sub reload_regions {	3355	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3356	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3357	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3358	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3372	}
3129		3373
3130	sub reload_archetypes {	3374	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3375	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3376	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3377	}
3139		3378
3140	sub reload_treasures {	3379	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3380	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3381	or die "unable to load treasurelists\n";
3143	}	3382	}
3144		3383
3145	sub reload_resources {	3384	sub reload_resources {
3146	warn "reloading resource files...\n";	3385	warn "reloading resource files...\n";
3147		3386
		3387	reload_facedata;
		3388	reload_archetypes;
3148	reload_regions;	3389	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3390	reload_treasures;
3153		3391
3154	warn "finished reloading resource files\n";	3392	warn "finished reloading resource files\n";
3155	}	3393	}
3156		3394
3157	sub init {	3395	sub init {
		3396	my $guard = freeze_mainloop;
		3397
3158	reload_resources;	3398	reload_resources;
3159	}	3399	}
3160		3400
3161	sub reload_config {	3401	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3403	or return;
3164		3404
3165	local $/;	3405	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::Load <$fh>;
3167		3407
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3409
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3182	sub main {	3422	sub main {
3183	# we must not ever block the main coroutine	3423	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3424	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3425	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3426	(async {
3187	Event::one_event;	3427	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3428	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3429	})->prio (Coro::PRIO_MAX);
3189	};	3430	};
3190		3431
		3432	{
		3433	my $guard = freeze_mainloop;
3191	reload_config;	3434	reload_config;
3192	db_init;	3435	db_init;
3193	load_extensions;	3436	load_extensions;
3194		3437
3195	$TICK_WATCHER->start;	3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3439	evthread_start IO::AIO::poll_fileno;
		3440	}
		3441
3196	Event::loop;	3442	EV::loop;
3197	}	3443	}
3198		3444
3199	#############################################################################	3445	#############################################################################
3200	# initialisation and cleanup	3446	# initialisation and cleanup
3201		3447
3202	# install some emergency cleanup handlers	3448	# install some emergency cleanup handlers
3203	BEGIN {	3449	BEGIN {
		3450	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3451	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3453	cf::cleanup "SIG$signal";
3212	},
3213	);	3454	};
3214	}	3455	}
3215	}	3456	}
3216		3457
3217	sub write_runtime {	3458	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3459	my $runtime = "$LOCALDIR/runtime";
3219		3460
3220	# first touch the runtime file to show we are still running:	3461	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3462	# the fsync below can take a very very long time.
3222		3463
…		…
3248	and return;	3489	and return;
3249		3490
3250	warn "runtime file written.\n";	3491	warn "runtime file written.\n";
3251		3492
3252	1	3493	1
		3494	}
		3495
		3496	our $uuid_lock;
		3497	our $uuid_skip;
		3498
		3499	sub write_uuid_sync($) {
		3500	$uuid_skip ||= $_[0];
		3501
		3502	return if $uuid_lock;
		3503	local $uuid_lock = 1;
		3504
		3505	my $uuid = "$LOCALDIR/uuid";
		3506
		3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3508	or return;
		3509
		3510	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3253	}	3537	}
3254		3538
3255	sub emergency_save() {	3539	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3257		3541
…		…
3263	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3548	warn "begin emergency player save\n";
3265	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3553	$pl->save;
3269	}	3554	}
3270	warn "end emergency player save\n";	3555	warn "end emergency player save\n";
3271		3556
3272	warn "begin emergency map save\n";	3557	warn "begin emergency map save\n";
…		…
3278	warn "end emergency map save\n";	3563	warn "end emergency map save\n";
3279		3564
3280	warn "begin emergency database checkpoint\n";	3565	warn "begin emergency database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3567	warn "end emergency database checkpoint\n";
		3568
		3569	warn "begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "end write uuid\n";
3283	};	3572	};
3284		3573
3285	warn "leave emergency perl save\n";	3574	warn "leave emergency perl save\n";
3286	}	3575	}
3287		3576
…		…
3302	warn "reloading...";	3591	warn "reloading...";
3303		3592
3304	warn "entering sync_job";	3593	warn "entering sync_job";
3305		3594
3306	cf::sync_job {	3595	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3597	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3310		3599
3311	warn "syncing database to disk";	3600	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3602
3314	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320		3604
3321	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3322	for (;;) {	3606	for (;;) {
3323	BDB::flush;	3607	BDB::flush;
3324	IO::AIO::flush;	3608	IO::AIO::flush;
3325	Coro::cede;	3609	Coro::cede_notself;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3610	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";	3611	warn "iterate...";
3328	}	3612	}
3329		3613
3330	++$RELOAD;	3614	++$RELOAD;
…		…
3406	warn "leaving sync_job";	3690	warn "leaving sync_job";
3407		3691
3408	1	3692	1
3409	} or do {	3693	} or do {
3410	warn $@;	3694	warn $@;
3411	warn "error while reloading, exiting.";	3695	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3696	};
3414		3697
3415	warn "reloaded";	3698	warn "reloaded";
3416	};	3699	};
3417		3700
…		…
3419		3702
3420	sub reload_perl() {	3703	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3704	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3705	# coro crashes during coro_state_free->destroy here.
3423		3706
3424	$RELOAD_WATCHER ||= Event->timer (	3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3425	reentrant => 0,
3426	after => 0,
3427	data => WF_AUTOCANCEL,
3428	cb => sub {
3429	do_reload_perl;	3708	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3709	undef $RELOAD_WATCHER;
3431	},
3432	);	3710	};
3433	}	3711	}
3434		3712
3435	register_command "reload" => sub {	3713	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3714	my ($who, $arg) = @_;
3437		3715
3438	if ($who->flag (FLAG_WIZ)) {	3716	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3717	$who->message ("reloading server.");
		3718	async {
		3719	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3720	reload_perl;
		3721	};
3441	}	3722	}
3442	};	3723	};
3443		3724
3444	unshift @INC, $LIBDIR;	3725	unshift @INC, $LIBDIR;
3445		3726
…		…
3447		3728
3448	our @WAIT_FOR_TICK;	3729	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3730	our @WAIT_FOR_TICK_BEGIN;
3450		3731
3451	sub wait_for_tick {	3732	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3734
3455	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3736	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3737	$signal->wait;
3458	}	3738	}
3459		3739
3460	sub wait_for_tick_begin {	3740	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3742
3464	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3744	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3745	$signal->wait;
3467	}	3746	}
3468		3747
3469	$TICK_WATCHER = Event->timer (	3748	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3751	unless ++$bug_warning > 10;
3479	return;	3752	return;
3480	}	3753	}
3481		3754
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3755	cf::server_tick; # one server iteration
3485		3756
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3759	Coro::async_pool {
		3760	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3761	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3762	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3763	};
		3764	}
3496		3765
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3767	$sig->send;
3499	}	3768	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3769	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3770	$sig->send;
3502	}	3771	}
3503		3772
3504	$NOW = Event::time;	3773	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3775
3515	_post_tick;	3776	if (0) {
		3777	if ($NEXT_TICK) {
		3778	my $jitter = $TICK_START - $NEXT_TICK;
		3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3780	warn "jitter $JITTER\n";#d#
		3781	}
3516	},	3782	}
3517	);	3783	}
3518		3784
3519	{	3785	{
		3786	# configure BDB
		3787
3520	BDB::min_parallel 8;	3788	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3789	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3790	$Coro::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3791
3546	unless ($DB_ENV) {	3792	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3793	$DB_ENV = BDB::db_env_create;
		3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3795	| BDB::LOG_AUTOREMOVE, 1);
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3548		3798
3549	cf::sync_job {	3799	cf::sync_job {
3550	eval {	3800	eval {
3551	BDB::db_env_open	3801	BDB::db_env_open
3552	$DB_ENV,	3802	$DB_ENV,
…		…
3554	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3555	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3556	0666;	3806	0666;
3557		3807
3558	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3559
3560	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3561	| BDB::LOG_AUTOREMOVE, 1);
3562	$DB_ENV->set_lk_detect;
3563	};	3809	};
3564		3810
3565	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3812	};
3567	}	3813	}
3568		3814
3569	$BDB_CHECKPOINT_WATCHER = Event->timer (	3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 11,	3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3571	interval => 60,	3817	};
3572	hard => 1,	3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3577	},
3578	);	3820	};
3579	$BDB_TRICKLE_WATCHER = Event->timer (	3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3580	after => 5,
3581	interval => 10,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3587	},
3588	);	3823	};
3589	}	3824	}
3590		3825
3591	{	3826	{
		3827	# configure IO::AIO
		3828
3592	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3593
3594	undef $Coro::AIO::WATCHER;
3595	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3596	$AIO_POLL_WATCHER = Event->io (	3831	$Coro::AIO::WATCHER->priority (1);
3597	reentrant => 0,
3598	data => WF_AUTOCANCEL,
3599	fd => IO::AIO::poll_fileno,
3600	poll => 'r',
3601	prio => 6,
3602	cb => \&IO::AIO::poll_cb,
3603	);
3604	}	3832	}
3605		3833
3606	my $_log_backtrace;	3834	my $_log_backtrace;
3607		3835
3608	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3612		3840
3613	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3614	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3615	++$_log_backtrace;	3843	++$_log_backtrace;
3616	async {	3844	async {
		3845	$Coro::current->{desc} = "abt $msg";
		3846
3617	my @bt = fork_call {	3847	my @bt = fork_call {
3618	@addr = map { sprintf "%x", $_ } @addr;	3848	@addr = map { sprintf "%x", $_ } @addr;
3619	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3849	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3620	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3850	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3621	or die "addr2line: $!";	3851	or die "addr2line: $!";

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