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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 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;
85	our $BDB_DEADLOCK_WATCHER;	101	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	102	our $BDB_CHECKPOINT_WATCHER;
…		…
89		105
90	our %CFG;	106	our %CFG;
91		107
92	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
94		111
95	our (%PLAYER, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
98		115
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		118
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
105		123
106	binmode STDOUT;	124	binmode STDOUT;
107	binmode STDERR;	125	binmode STDERR;
108		126
109	# read virtual server time, if available	127	# read virtual server time, if available
…		…
162		180
163	The raw value load value from the last tick.	181	The raw value load value from the last tick.
164		182
165	=item %cf::CFG	183	=item %cf::CFG
166		184
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	186	from wherever your confdir points to.
169		187
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		189
172	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
…		…
193	$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;
194		212
195	LOG llevError, $msg;	213	LOG llevError, $msg;
196	};	214	};
197	}	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	$SIG{__DIE__} = sub { }; #d#?
198		231
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
215	)) {	248	)) {
216	no strict 'refs';	249	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	251	}
219		252
220	$Event::DIED = sub {	253	$EV::DIED = sub {
221	warn "error in event callback: @_";	254	warn "error in event callback: @_";
222	};	255	};
223		256
224	#############################################################################	257	#############################################################################
225		258
…		…
248	$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;
249	$d	282	$d
250	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
251	}	284	}
252		285
253	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
254		287
255	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
256		289
257	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
258		291
259	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
260		293
261	=cut	294	=cut
262		295
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		297
265	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
267		300
268	=item cf::lock_wait $string	301	=item cf::lock_wait $string
269		302
270	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
271		304
…		…
327		360
328	! ! $LOCK{$key}	361	! ! $LOCK{$key}
329	}	362	}
330		363
331	sub freeze_mainloop {	364	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
333		366
334	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	368	}
336	};	369
337	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
338	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
339	}	383	}
340		384
341	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
342		386
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
356		400
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
359	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
360		406
361	while () {	407	while () {
362	next_job:	408	next_job:
363	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
371	}	417	}
372	}	418	}
373	}	419	}
374		420
375	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	424	$signal->wait;
379	} else {	425	} else {
380	Coro::schedule;	426	Coro::schedule;
381	}	427	}
382	}	428	}
383	};	429	};
384		430
385	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
386	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
387		435
388	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
390		438
…		…
404		452
405	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
406		454
407	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
408		456
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	460	acceptable.
413		461
414	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
415	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
…		…
420		468
421	sub sync_job(&) {	469	sub sync_job(&) {
422	my ($job) = @_;	470	my ($job) = @_;
423		471
424	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	473	my $time = EV::time;
426		474
427	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
429		477
430	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	479
432	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
433		481
434	my $busy = 1;	482	my $busy = 1;
435	my @res;	483	my @res;
436		484
437	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	487	@res = eval { $job->() };
439	warn $@ if $@;	488	warn $@ if $@;
440	undef $busy;	489	undef $busy;
441	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
442		491
443	while ($busy) {	492	while ($busy) {
444	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
445	}	497	}
		498	}
446		499
447	$time = Event::time - $time;	500	my $time = EV::time - $time;
448		501
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
453		503
454	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
455	} else {	505	} else {
456	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
457		507
…		…
482	=item fork_call { }, $args	532	=item fork_call { }, $args
483		533
484	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
485	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
488		538
489	=cut	539	=cut
490		540
491	sub fork_call(&@) {	541	sub fork_call(&@) {
492	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
…		…
499	reset_signals;	549	reset_signals;
500	&$cb	550	&$cb
501	}, @args;	551	}, @args;
502		552
503	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
504	}	581	}
505		582
506	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
507		584
508	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
653	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")
654	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
655		732
656	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>
657	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
658	Crossfire TRT).	735	Deliantra).
659		736
660	=over 4	737	=over 4
661		738
662	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
663		740
…		…
945	}	1022	}
946		1023
947	0	1024	0
948	}	1025	}
949		1026
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1028
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1030
954	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
955		1032
…		…
961		1038
962	=cut	1039	=cut
963		1040
964	#############################################################################	1041	#############################################################################
965	# object support	1042	# object support
966	#
967		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#
968	sub _can_merge {	1077	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
970		1079
971	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1081
975	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
976	}	1084	}
977		1085
978	sub reattach {	1086	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1002	cf::attachable->attach (	1110	cf::attachable->attach (
1003	prio => -1000000,	1111	prio => -1000000,
1004	on_instantiate => sub {	1112	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1006		1114
1007	$data = from_json $data;	1115	$data = decode_json $data;
1008		1116
1009	for (@$data) {	1117	for (@$data) {
1010	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1011		1119
1012	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1133	},
1026	);	1134	);
1027		1135
1028	sub object_freezer_save {	1136	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1138
1033	sync_job {	1139	sync_job {
1034	if (length $$rdata) {	1140	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1141	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1038		1144
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1043	close $fh;	1149	aio_close $fh;
1044		1150
1045	if (@$objs) {	1151	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1157	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1159	}
1054	} else {	1160	} else {
1055	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1056	}	1162	}
…		…
1062	} else {	1168	} else {
1063	aio_unlink $filename;	1169	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1065	}	1171	}
1066	};	1172	};
1067
1068	undef $guard;
1069	}	1173	}
1070		1174
1071	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1073		1177
…		…
1078		1182
1079	sub object_thawer_load {	1183	sub object_thawer_load {
1080	my ($filename) = @_;	1184	my ($filename) = @_;
1081		1185
1082	my ($data, $av);	1186	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1187
1086	(aio_load $filename, $data) >= 0	1188	(aio_load $filename, $data) >= 0
1087	or return;	1189	or return;
1088		1190
1089	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1193	or return;
1092		1194
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1095	}	1197	}
1096		1198
1097	utf8::decode (my $decname = $filename);	1199	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1257		1359
1258	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1361	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1363	}
1263		1364
1264	warn $msg;	1365	warn $msg;
1265	}	1366	}
1266		1367
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1455
1355	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1457	or return;
1357		1458
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1360	or return;	1460	or return;
		1461
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1462	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1463	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1364	}	1465	}
1365	}	1466	}
…		…
1375		1476
1376	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1377		1478
1378	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
		1481
		1482	cf::get_slot 0.01;
1380		1483
1381	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1485	cf::cede_to_tick;
1383	}	1486	}
1384		1487
…		…
1468		1571
1469	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
1470	my $path = path $login;	1573	my $path = path $login;
1471		1574
1472	# a .pst is a dead give-away for a valid player	1575	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1581	}
1478		1582
…		…
1515		1619
1516	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1517		1621
1518	=cut	1622	=cut
1519		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
1520	sub expand_cfpod {	1635	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1522		1637
1523	# escape & and <	1638	my $xml;
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526		1639
1527	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1528		1643
1529	1 while	1644	$group =~ s/&/&amp;/g;
1530	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1531	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1649	([BCGHITU])
1535	# replace G<male|female> tags	1650	<
1536	|| s{G<([^>|]*)\|([^>]*)>}{	1651	(?:
1537	$self->gender ? $2 : $1	1652	([^<>]*) (?{ $group = $^N })
1538	}ge	1653	| < $interior >
1539	# replace H<hint text>	1654	)
1540	|| s{H<([^\>]*)>}	1655	>
		1656	%gcsx
1541	{	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") {
1542	("<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>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")	1677	"")
1545	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1546	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1547		1689
		1690	for ($xml) {
1548	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1550		1693
1551	# compress some whitespace	1694	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1556		1700
1557	$_	1701	$xml
1558	}	1702	}
		1703
		1704	no re 'eval';
1559		1705
1560	sub hintmode {	1706	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}	1708	$_[0]{hintmode}
1563	}	1709	}
…		…
1635	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1637		1783
1638	sub generate_random_map {	1784	sub generate_random_map {
1639	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
1640	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1790	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1915
1767	# the temporary/swap location	1916	# the temporary/swap location
1768	sub save_path {	1917	sub save_path {
1769	my ($self) = @_;	1918	my ($self) = @_;
1770		1919
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1773	}	1922	}
1774		1923
1775	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1776	sub uniq_path {	1925	sub uniq_path {
1777	my ($self) = @_;	1926	my ($self) = @_;
1778		1927
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1781	}	1930	}
1782		1931
1783	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1784	# all maps in C++...	1933	# all maps in C++...
…		…
1882		2031
1883	cf::lock_wait "map_data:$path";#d#remove	2032	cf::lock_wait "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1885		2034
1886	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	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";
1889		2038
1890	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1891	or return;	2040	or return;
1892		2041
1893	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
…		…
1896	or return;	2045	or return;
1897		2046
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1901	undef $guard1;	2051	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2052	$map->reset;
1904	return find $path;	2053	return find $path;
1905	}	2054	}
1906		2055
1907	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
…		…
1970	}	2119	}
1971		2120
1972	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1974		2123
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2125	}
1977		2126
1978	$self->post_load;	2127	$self->post_load;
1979	}	2128	}
1980		2129
…		…
2038	my ($path, $origin, $load) = @_;	2187	my ($path, $origin, $load) = @_;
2039		2188
2040	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
2041		2190
2042	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2193	}
2045		2194
2046	$MAP_PREFETCH{$path} |= $load;	2195	$MAP_PREFETCH{$path} |= $load;
2047		2196
2048	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
2049	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2202	if (my $map = find $k) {
2052	$map->load if $v;	2203	$map->load if $v;
2053	}	2204	}
…		…
2079	return if $self->{deny_save};	2230	return if $self->{deny_save};
2080		2231
2081	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2082		2233
2083	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2085	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2086		2240
2087	if ($uniq) {	2241	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2244	} else {
…		…
2099	$self->save;	2253	$self->save;
2100		2254
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2256
2103	return if $self->players;	2257	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2259	return if $self->{deny_save};
2106		2260
2107	$self->in_memory (cf::MAP_SWAPPED);	2261	$self->in_memory (cf::MAP_SWAPPED);
2108		2262
2109	$self->deactivate;	2263	$self->deactivate;
…		…
2227		2381
2228	sub unique_maps() {	2382	sub unique_maps() {
2229	[	2383	[
2230	map {	2384	map {
2231	utf8::decode $_;	2385	utf8::decode $_;
2232	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2233	? normalise $_	2389	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2391	]
2237	}	2392	}
2238		2393
2239	package cf;
2240
2241	=back	2394	=back
2242		2395
2243	=head3 cf::object	2396	=head3 cf::object
2244		2397
2245	=cut	2398	=cut
…		…
2248		2401
2249	=over 4	2402	=over 4
2250		2403
2251	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2252		2405
2253	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.
2254		2408
2255	=cut	2409	=cut
2256		2410
2257	sub inv_recursive_;	2411	sub inv_recursive_;
2258	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2264	}	2418	}
2265		2419
2266	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2267		2421
2268	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.
2269		2423
2270	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2271		2425
2272	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,
2273	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2275	=cut	2429	=cut
2276		2430
2277	sub deref {	2431	sub deref {
2278	my ($ref) = @_;	2432	my ($ref) = @_;
2279		2433
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2435	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2437	or return;
2287	$pl->ob->uuid eq $uuid	2438	$pl->ob->uuid eq $uuid
2288	or return;	2439	or return;
…		…
2308	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
2309	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2310		2461
2311	=cut	2462	=cut
2312		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
2313	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2479	# with dialog boxes.
2315	#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
2316	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2329	$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));
2330		2495
2331	} else {	2496	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2499	}
2335	}	2500	}
2336	}	2501	}
2337		2502
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2625
2461	$self->enter_link;	2626	$self->enter_link;
2462		2627
2463	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
2464	# *tag paths override both path and x|y	2631	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2632	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2634	my $ob = $obs[rand @obs];
2468		2635
…		…
2531	}	2698	}
2532		2699
2533	sub prepare_random_map {	2700	sub prepare_random_map {
2534	my ($exit) = @_;	2701	my ($exit) = @_;
2535		2702
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2703	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2704	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2705	# that depends on the exit object
2541		2706
2542	my $rmp = parse_random_map_params $exit->msg;	2707	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2709	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2710	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2711	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2712	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2713	$rmp->{origin_y} = $exit->y;
		2714
		2715	$exit->map->touch;
2549	}	2716	}
2550		2717
2551	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2552		2719
2553	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2556		2723
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2726	undef $fh;
2560	aio_rename "$meta~", $meta;	2727	aio_rename "$meta~", $meta;
2561		2728
		2729	my $slaying = "?random/$md5";
		2730
		2731	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2732	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2733	$exit->msg (undef);
		2734	}
2564	}	2735	}
2565	}	2736	}
2566		2737
2567	sub cf::object::player::enter_exit {	2738	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2739	my ($self, $exit) = @_;
2569		2740
2570	return unless $self->type == cf::PLAYER;	2741	return unless $self->type == cf::PLAYER;
2571		2742
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2743	$self->enter_link;
2584		2744
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2745	(async {
2590	$self->deactivate_recursive; # just to be sure	2746	$Coro::current->{desc} = "enter_exit";
		2747
2591	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
2592	$self->goto ($slaying, $hp, $sp);	2763	$self->goto ($map, $x, $y);
2593		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
2594	1;	2769	1
2595	}) {	2770	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2771	$self->message ("Something went wrong deep within the crossfire server. "
2597	. "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. "
2598	. "Please report this to the dungeon master!",	2773	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2774	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2629	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
2630	the message unless the client supports the msg packet.	2805	the message unless the client supports the msg packet.
2631		2806
2632	=cut	2807	=cut
2633		2808
		2809	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2810	our %CHANNEL = (
2635	"c/identify" => {	2811	"c/identify" => {
2636	id => "identify",	2812	id => "infobox",
2637	title => "Identify",	2813	title => "Identify",
2638	reply => undef,	2814	reply => undef,
2639	tooltip => "Items recently identified",	2815	tooltip => "Items recently identified",
2640	},	2816	},
2641	"c/examine" => {	2817	"c/examine" => {
2642	id => "examine",	2818	id => "infobox",
2643	title => "Examine",	2819	title => "Examine",
2644	reply => undef,	2820	reply => undef,
2645	tooltip => "Signs and other items you examined",	2821	tooltip => "Signs and other items you examined",
2646	},	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	},
2647	);	2865	);
2648		2866
2649	sub cf::client::send_msg {	2867	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2868	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2869
2652	$msg = $self->pl->expand_cfpod ($msg);	2870	$msg = $self->pl->expand_cfpod ($msg);
2653		2871
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2873
2656	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2875	if ($CHANNEL{$channel}) {
		2876	$channel = $CHANNEL{$channel};
2658		2877
		2878	$self->ext_msg (channel_info => $channel)
		2879	if $self->can_msg;
		2880
		2881	$channel = $channel->{id};
		2882
2659	if (ref $channel) {	2883	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2884	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2885	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2886	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2887	$self->ext_msg (channel_info => $channel)
2664	if $self->can_msg;	2888	if $self->can_msg;
…		…
2881	=pod	3105	=pod
2882		3106
2883	The following functions and methods are available within a safe environment:	3107	The following functions and methods are available within a safe environment:
2884		3108
2885	cf::object	3109	cf::object
2886	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
2887	insert remove name archname title slaying race decrease_ob_nr	3111	insert remove name archname title slaying race decrease split
2888		3112
2889	cf::object::player	3113	cf::object::player
2890	player	3114	player
2891		3115
2892	cf::player	3116	cf::player
…		…
2898	=cut	3122	=cut
2899		3123
2900	for (	3124	for (
2901	["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
2902	insert remove inv name archname title slaying race	3126	insert remove inv name archname title slaying race
2903	decrease_ob_nr)],	3127	decrease split destroy)],
2904	["cf::object::player" => qw(player)],	3128	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3129	["cf::player" => qw(peaceful)],
2906	["cf::map" => qw(trigger)],	3130	["cf::map" => qw(trigger)],
2907	) {	3131	) {
2908	no strict 'refs';	3132	no strict 'refs';
…		…
3013	{	3237	{
3014	my $faces = $facedata->{faceinfo};	3238	my $faces = $facedata->{faceinfo};
3015		3239
3016	while (my ($face, $info) = each %$faces) {	3240	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3242
3018	cf::face::set_visibility $idx, $info->{visibility};	3243	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3244	cf::face::set_magicmap $idx, $info->{magicmap};
3020	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};
3021	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};
3022		3247
3023	cf::cede_to_tick;	3248	cf::cede_to_tick;
3024	}	3249	}
3025		3250
3026	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3252	next unless $info->{smooth};
		3253
3028	my $idx = cf::face::find $face	3254	my $idx = cf::face::find $face
3029	or next;	3255	or next;
		3256
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3257	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3258	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3260	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3261	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3052	{	3279	{
3053	# TODO: for gcfclient pleasure, we should give resources	3280	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.	3281	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3282	my $res = $facedata->{resource};
3056		3283
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3284	while (my ($name, $info) = each %$res) {
		3285	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;	3287	my $data;
3062		3288
3063	if ($info->{type} & 1) {	3289	if ($info->{type} & 1) {
3064	# prepend meta info	3290	# prepend meta info
3065		3291
3066	my $meta = $enc->encode ({	3292	my $meta = $enc->encode ({
3067	name => $name,	3293	name => $name,
3068	%{ $info->{meta} || {} },	3294	%{ $info->{meta} || {} },
3069	});	3295	});
3070		3296
3071	$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};
3072	} else {	3304	} else {
3073	$data = $info->{data};	3305	$RESOURCE{$name} = $info;
3074	}	3306	}
3075		3307
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3308	cf::cede_to_tick;
3080	}	3309	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3310	}
		3311
		3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3313
3101	1	3314	1
3102	}	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	});
3103		3336
3104	register_exticmd fx_want => sub {	3337	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3338	my ($ns, $want) = @_;
3106		3339
3107	while (my ($k, $v) = each %$want) {	3340	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3341	$ns->fx_want ($k, $v);
3109	}	3342	}
3110	};	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	}
3111		3354
3112	sub reload_regions {	3355	sub reload_regions {
3113	# 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
3114	# for this (global event?)	3357	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3358	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3372	}
3130		3373
3131	sub reload_archetypes {	3374	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3375	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3376	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3377	}
3140		3378
3141	sub reload_treasures {	3379	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3380	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3381	or die "unable to load treasurelists\n";
3144	}	3382	}
3145		3383
3146	sub reload_resources {	3384	sub reload_resources {
3147	warn "reloading resource files...\n";	3385	warn "reloading resource files...\n";
3148		3386
		3387	reload_facedata;
		3388	reload_archetypes;
3149	reload_regions;	3389	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3390	reload_treasures;
3154		3391
3155	warn "finished reloading resource files\n";	3392	warn "finished reloading resource files\n";
3156	}	3393	}
3157		3394
3158	sub init {	3395	sub init {
		3396	my $guard = freeze_mainloop;
		3397
3159	reload_resources;	3398	reload_resources;
3160	}	3399	}
3161		3400
3162	sub reload_config {	3401	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3403	or return;
3165		3404
3166	local $/;	3405	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::Load <$fh>;
3168		3407
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3409
3171	$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};
3172	$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};
…		…
3183	sub main {	3422	sub main {
3184	# we must not ever block the main coroutine	3423	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3424	local $Coro::idle = sub {
3186	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#
3187	(async {	3426	(async {
3188	Event::one_event;	3427	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3428	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3429	})->prio (Coro::PRIO_MAX);
3190	};	3430	};
3191		3431
		3432	{
		3433	my $guard = freeze_mainloop;
3192	reload_config;	3434	reload_config;
3193	db_init;	3435	db_init;
3194	load_extensions;	3436	load_extensions;
3195		3437
3196	$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
3197	Event::loop;	3442	EV::loop;
3198	}	3443	}
3199		3444
3200	#############################################################################	3445	#############################################################################
3201	# initialisation and cleanup	3446	# initialisation and cleanup
3202		3447
3203	# install some emergency cleanup handlers	3448	# install some emergency cleanup handlers
3204	BEGIN {	3449	BEGIN {
		3450	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3451	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3453	cf::cleanup "SIG$signal";
3213	},
3214	);	3454	};
3215	}	3455	}
3216	}	3456	}
3217		3457
3218	sub write_runtime {	3458	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3459	my $runtime = "$LOCALDIR/runtime";
3220		3460
3221	# first touch the runtime file to show we are still running:	3461	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3462	# the fsync below can take a very very long time.
3223		3463
…		…
3249	and return;	3489	and return;
3250		3490
3251	warn "runtime file written.\n";	3491	warn "runtime file written.\n";
3252		3492
3253	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 };
3254	}	3537	}
3255		3538
3256	sub emergency_save() {	3539	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3258		3541
…		…
3264	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3548	warn "begin emergency player save\n";
3266	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3553	$pl->save;
3270	}	3554	}
3271	warn "end emergency player save\n";	3555	warn "end emergency player save\n";
3272		3556
3273	warn "begin emergency map save\n";	3557	warn "begin emergency map save\n";
…		…
3279	warn "end emergency map save\n";	3563	warn "end emergency map save\n";
3280		3564
3281	warn "begin emergency database checkpoint\n";	3565	warn "begin emergency database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3283	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";
3284	};	3572	};
3285		3573
3286	warn "leave emergency perl save\n";	3574	warn "leave emergency perl save\n";
3287	}	3575	}
3288		3576
…		…
3303	warn "reloading...";	3591	warn "reloading...";
3304		3592
3305	warn "entering sync_job";	3593	warn "entering sync_job";
3306		3594
3307	cf::sync_job {	3595	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3597	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3311		3599
3312	warn "syncing database to disk";	3600	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3602
3315	# 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
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321		3604
3322	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3323	for (;;) {	3606	for (;;) {
3324	BDB::flush;	3607	BDB::flush;
3325	IO::AIO::flush;	3608	IO::AIO::flush;
3326	Coro::cede;	3609	Coro::cede_notself;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3610	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";	3611	warn "iterate...";
3329	}	3612	}
3330		3613
3331	++$RELOAD;	3614	++$RELOAD;
…		…
3407	warn "leaving sync_job";	3690	warn "leaving sync_job";
3408		3691
3409	1	3692	1
3410	} or do {	3693	} or do {
3411	warn $@;	3694	warn $@;
3412	warn "error while reloading, exiting.";	3695	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3696	};
3415		3697
3416	warn "reloaded";	3698	warn "reloaded";
3417	};	3699	};
3418		3700
…		…
3420		3702
3421	sub reload_perl() {	3703	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3704	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3705	# coro crashes during coro_state_free->destroy here.
3424		3706
3425	$RELOAD_WATCHER ||= Event->timer (	3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3426	reentrant => 0,
3427	after => 0,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	do_reload_perl;	3708	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3709	undef $RELOAD_WATCHER;
3432	},
3433	);	3710	};
3434	}	3711	}
3435		3712
3436	register_command "reload" => sub {	3713	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3714	my ($who, $arg) = @_;
3438		3715
3439	if ($who->flag (FLAG_WIZ)) {	3716	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3717	$who->message ("reloading server.");
		3718	async {
		3719	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3720	reload_perl;
		3721	};
3442	}	3722	}
3443	};	3723	};
3444		3724
3445	unshift @INC, $LIBDIR;	3725	unshift @INC, $LIBDIR;
3446		3726
…		…
3448		3728
3449	our @WAIT_FOR_TICK;	3729	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3730	our @WAIT_FOR_TICK_BEGIN;
3451		3731
3452	sub wait_for_tick {	3732	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3455		3734
3456	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3736	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3737	$signal->wait;
3459	}	3738	}
3460		3739
3461	sub wait_for_tick_begin {	3740	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3464		3742
3465	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3744	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3745	$signal->wait;
3468	}	3746	}
3469		3747
3470	$TICK_WATCHER = Event->timer (	3748	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3751	unless ++$bug_warning > 10;
3480	return;	3752	return;
3481	}	3753	}
3482		3754
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3755	cf::server_tick; # one server iteration
3486		3756
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3759	Coro::async_pool {
		3760	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3761	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3762	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3763	};
		3764	}
3497		3765
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3767	$sig->send;
3500	}	3768	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3769	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3770	$sig->send;
3503	}	3771	}
3504		3772
3505	$NOW = Event::time;	3773	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3775
3516	_post_tick;	3776	if (0) {
		3777	if ($NEXT_TICK) {
		3778	my $jitter = $TICK_START - $NEXT_TICK;
		3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3780	warn "jitter $JITTER\n";#d#
		3781	}
3517	},	3782	}
3518	);	3783	}
3519		3784
3520	{	3785	{
		3786	# configure BDB
		3787
3521	BDB::min_parallel 8;	3788	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3789	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3790	$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	$! = $status;
3543	},
3544	)
3545	};
3546		3791
3547	unless ($DB_ENV) {	3792	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3793	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3550	| BDB::LOG_AUTOREMOVE, 1);	3795	| BDB::LOG_AUTOREMOVE, 1);
…		…
3565		3810
3566	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3812	};
3568	}	3813	}
3569		3814
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	3817	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3820	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3823	};
3600	}	3824	}
3601		3825
3602	{	3826	{
		3827	# configure IO::AIO
		3828
3603	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3831	$Coro::AIO::WATCHER->priority (1);
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3832	}
3616		3833
3617	my $_log_backtrace;	3834	my $_log_backtrace;
3618		3835
3619	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3623		3840
3624	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	3843	++$_log_backtrace;
3627	async {	3844	async {
		3845	$Coro::current->{desc} = "abt $msg";
		3846
3628	my @bt = fork_call {	3847	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	3848	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3849	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	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 |"
3632	or die "addr2line: $!";	3851	or die "addr2line: $!";

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