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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.431 by elmex, Sun May 4 19:27:27 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($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
968	sub _can_merge {	1077	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
970		1079
971	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1081
975	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
976	}	1084	}
977		1085
978	sub reattach {	1086	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1002	cf::attachable->attach (	1110	cf::attachable->attach (
1003	prio => -1000000,	1111	prio => -1000000,
1004	on_instantiate => sub {	1112	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1006		1114
1007	$data = from_json $data;	1115	$data = decode_json $data;
1008		1116
1009	for (@$data) {	1117	for (@$data) {
1010	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1011		1119
1012	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1141	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1036		1144
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1041	close $fh;	1149	aio_close $fh;
1042		1150
1043	if (@$objs) {	1151	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1049	close $fh;	1157	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1159	}
1052	} else {	1160	} else {
1053	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1054	}	1162	}
…		…
1082		1190
1083	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1193	or return;
1086		1194
1087	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1088	}	1197	}
1089		1198
1090	utf8::decode (my $decname = $filename);	1199	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1250		1359
1251	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1361	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1363	}
1256		1364
1257	warn $msg;	1365	warn $msg;
1258	}	1366	}
1259		1367
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1457	or return;
1350		1458
1351	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1352	or return;	1460	or return;
		1461
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1462	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1463	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1356	}	1465	}
1357	}	1466	}
…		…
1367		1476
1368	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1369		1478
1370	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
		1481
		1482	cf::get_slot 0.01;
1372		1483
1373	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1485	cf::cede_to_tick;
1375	}	1486	}
1376		1487
…		…
1460		1571
1461	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
1462	my $path = path $login;	1573	my $path = path $login;
1463		1574
1464	# a .pst is a dead give-away for a valid player	1575	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1581	}
1470		1582
…		…
1507		1619
1508	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1509		1621
1510	=cut	1622	=cut
1511		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
1512	sub expand_cfpod {	1635	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1514		1637
1515	# escape & and <	1638	my $xml;
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518		1639
1519	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1520		1643
1521	1 while	1644	$group =~ s/&/&amp;/g;
1522	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1523	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1649	([BCGHITU])
1527	# replace G<male|female> tags	1650	<
1528	|| s{G<([^>|]*)\|([^>]*)>}{	1651	(?:
1529	$self->gender ? $2 : $1	1652	([^<>]*) (?{ $group = $^N })
1530	}ge	1653	| < $interior >
1531	# replace H<hint text>	1654	)
1532	|| s{H<([^\>]*)>}	1655	>
		1656	%gcsx
1533	{	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") {
1534	("<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>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")	1677	"")
1537	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1538	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1539		1689
		1690	for ($xml) {
1540	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1542		1693
1543	# compress some whitespace	1694	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1548		1700
1549	$_	1701	$xml
1550	}	1702	}
		1703
		1704	no re 'eval';
1551		1705
1552	sub hintmode {	1706	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}	1708	$_[0]{hintmode}
1555	}	1709	}
…		…
1627	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1629		1783
1630	sub generate_random_map {	1784	sub generate_random_map {
1631	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
1632	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1790	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1915
1759	# the temporary/swap location	1916	# the temporary/swap location
1760	sub save_path {	1917	sub save_path {
1761	my ($self) = @_;	1918	my ($self) = @_;
1762		1919
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1765	}	1922	}
1766		1923
1767	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1768	sub uniq_path {	1925	sub uniq_path {
1769	my ($self) = @_;	1926	my ($self) = @_;
1770		1927
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1773	}	1930	}
1774		1931
1775	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1776	# all maps in C++...	1933	# all maps in C++...
…		…
1874		2031
1875	cf::lock_wait "map_data:$path";#d#remove	2032	cf::lock_wait "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1877		2034
1878	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	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";
1881		2038
1882	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1883	or return;	2040	or return;
1884		2041
1885	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
…		…
1888	or return;	2045	or return;
1889		2046
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1893	undef $guard1;	2051	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2052	$map->reset;
1896	return find $path;	2053	return find $path;
1897	}	2054	}
1898		2055
1899	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
…		…
1962	}	2119	}
1963		2120
1964	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1966		2123
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2125	}
1969		2126
1970	$self->post_load;	2127	$self->post_load;
1971	}	2128	}
1972		2129
…		…
2030	my ($path, $origin, $load) = @_;	2187	my ($path, $origin, $load) = @_;
2031		2188
2032	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
2033		2190
2034	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2193	}
2037		2194
2038	$MAP_PREFETCH{$path} |= $load;	2195	$MAP_PREFETCH{$path} |= $load;
2039		2196
2040	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
2041	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2202	if (my $map = find $k) {
2044	$map->load if $v;	2203	$map->load if $v;
2045	}	2204	}
…		…
2071	return if $self->{deny_save};	2230	return if $self->{deny_save};
2072		2231
2073	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2074		2233
2075	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2077	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2078		2240
2079	if ($uniq) {	2241	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2244	} else {
…		…
2091	$self->save;	2253	$self->save;
2092		2254
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2256
2095	return if $self->players;	2257	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2259	return if $self->{deny_save};
2098		2260
2099	$self->in_memory (cf::MAP_SWAPPED);	2261	$self->in_memory (cf::MAP_SWAPPED);
2100		2262
2101	$self->deactivate;	2263	$self->deactivate;
…		…
2219		2381
2220	sub unique_maps() {	2382	sub unique_maps() {
2221	[	2383	[
2222	map {	2384	map {
2223	utf8::decode $_;	2385	utf8::decode $_;
2224	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2225	? normalise $_	2389	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2391	]
2229	}	2392	}
2230		2393
2231	package cf;
2232
2233	=back	2394	=back
2234		2395
2235	=head3 cf::object	2396	=head3 cf::object
2236		2397
2237	=cut	2398	=cut
…		…
2240		2401
2241	=over 4	2402	=over 4
2242		2403
2243	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2244		2405
2245	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.
2246		2408
2247	=cut	2409	=cut
2248		2410
2249	sub inv_recursive_;	2411	sub inv_recursive_;
2250	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2256	}	2418	}
2257		2419
2258	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2259		2421
2260	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.
2261		2423
2262	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2263		2425
2264	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,
2265	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2267	=cut	2429	=cut
2268		2430
2269	sub deref {	2431	sub deref {
2270	my ($ref) = @_;	2432	my ($ref) = @_;
2271		2433
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2435	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2437	or return;
2279	$pl->ob->uuid eq $uuid	2438	$pl->ob->uuid eq $uuid
2280	or return;	2439	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2302		2461
2303	=cut	2462	=cut
2304		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
2305	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2479	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2321	$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));
2322		2495
2323	} else {	2496	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2499	}
2327	}	2500	}
2328	}	2501	}
2329		2502
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2625
2453	$self->enter_link;	2626	$self->enter_link;
2454		2627
2455	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
2456	# *tag paths override both path and x|y	2631	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2632	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2634	my $ob = $obs[rand @obs];
2460		2635
…		…
2523	}	2698	}
2524		2699
2525	sub prepare_random_map {	2700	sub prepare_random_map {
2526	my ($exit) = @_;	2701	my ($exit) = @_;
2527		2702
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2703	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2704	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2705	# that depends on the exit object
2533		2706
2534	my $rmp = parse_random_map_params $exit->msg;	2707	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2709	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2710	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2711	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2712	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2713	$rmp->{origin_y} = $exit->y;
		2714
		2715	$exit->map->touch;
2541	}	2716	}
2542		2717
2543	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2544		2719
2545	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2548		2723
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2726	undef $fh;
2552	aio_rename "$meta~", $meta;	2727	aio_rename "$meta~", $meta;
2553		2728
		2729	my $slaying = "?random/$md5";
		2730
		2731	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2732	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2733	$exit->msg (undef);
		2734	}
2556	}	2735	}
2557	}	2736	}
2558		2737
2559	sub cf::object::player::enter_exit {	2738	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2739	my ($self, $exit) = @_;
2561		2740
2562	return unless $self->type == cf::PLAYER;	2741	return unless $self->type == cf::PLAYER;
2563		2742
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2743	$self->enter_link;
2576		2744
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2745	(async {
2582	$self->deactivate_recursive; # just to be sure	2746	$Coro::current->{desc} = "enter_exit";
		2747
2583	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
2584	$self->goto ($slaying, $hp, $sp);	2763	$self->goto ($map, $x, $y);
2585		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
2586	1;	2769	1
2587	}) {	2770	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2771	$self->message ("Something went wrong deep within the crossfire server. "
2589	. "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. "
2590	. "Please report this to the dungeon master!",	2773	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2774	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2621	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
2622	the message unless the client supports the msg packet.	2805	the message unless the client supports the msg packet.
2623		2806
2624	=cut	2807	=cut
2625		2808
		2809	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2810	our %CHANNEL = (
2627	"c/identify" => {	2811	"c/identify" => {
2628	id => "identify",	2812	id => "infobox",
2629	title => "Identify",	2813	title => "Identify",
2630	reply => undef,	2814	reply => undef,
2631	tooltip => "Items recently identified",	2815	tooltip => "Items recently identified",
2632	},	2816	},
2633	"c/examine" => {	2817	"c/examine" => {
2634	id => "examine",	2818	id => "infobox",
2635	title => "Examine",	2819	title => "Examine",
2636	reply => undef,	2820	reply => undef,
2637	tooltip => "Signs and other items you examined",	2821	tooltip => "Signs and other items you examined",
2638	},	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	},
2639	);	2865	);
2640		2866
2641	sub cf::client::send_msg {	2867	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2868	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2869
2644	$msg = $self->pl->expand_cfpod ($msg);	2870	$msg = $self->pl->expand_cfpod ($msg);
2645		2871
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2873
2648	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2875	if ($CHANNEL{$channel}) {
		2876	$channel = $CHANNEL{$channel};
2650		2877
		2878	$self->ext_msg (channel_info => $channel)
		2879	if $self->can_msg;
		2880
		2881	$channel = $channel->{id};
		2882
2651	if (ref $channel) {	2883	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2884	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2885	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2886	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2887	$self->ext_msg (channel_info => $channel)
2656	if $self->can_msg;	2888	if $self->can_msg;
…		…
2873	=pod	3105	=pod
2874		3106
2875	The following functions and methods are available within a safe environment:	3107	The following functions and methods are available within a safe environment:
2876		3108
2877	cf::object	3109	cf::object
2878	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
2879	insert remove name archname title slaying race decrease_ob_nr	3111	insert remove name archname title slaying race decrease split
2880		3112
2881	cf::object::player	3113	cf::object::player
2882	player	3114	player
2883		3115
2884	cf::player	3116	cf::player
…		…
2889		3121
2890	=cut	3122	=cut
2891		3123
2892	for (	3124	for (
2893	["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
2894	insert remove inv name archname title slaying race	3126	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3127	decrease split destroy)],
2896	["cf::object::player" => qw(player)],	3128	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3129	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3130	["cf::map" => qw(trigger)],
2899	) {	3131	) {
2900	no strict 'refs';	3132	no strict 'refs';
…		…
3005	{	3237	{
3006	my $faces = $facedata->{faceinfo};	3238	my $faces = $facedata->{faceinfo};
3007		3239
3008	while (my ($face, $info) = each %$faces) {	3240	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3242
3010	cf::face::set_visibility $idx, $info->{visibility};	3243	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3244	cf::face::set_magicmap $idx, $info->{magicmap};
3012	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};
3013	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};
3014		3247
3015	cf::cede_to_tick;	3248	cf::cede_to_tick;
3016	}	3249	}
3017		3250
3018	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3252	next unless $info->{smooth};
		3253
3020	my $idx = cf::face::find $face	3254	my $idx = cf::face::find $face
3021	or next;	3255	or next;
		3256
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3257	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3258	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3260	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3261	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3279	{
3045	# TODO: for gcfclient pleasure, we should give resources	3280	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3281	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3282	my $res = $facedata->{resource};
3048		3283
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3284	while (my ($name, $info) = each %$res) {
		3285	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3287	my $data;
3054		3288
3055	if ($info->{type} & 1) {	3289	if ($info->{type} & 1) {
3056	# prepend meta info	3290	# prepend meta info
3057		3291
3058	my $meta = $enc->encode ({	3292	my $meta = $enc->encode ({
3059	name => $name,	3293	name => $name,
3060	%{ $info->{meta} || {} },	3294	%{ $info->{meta} || {} },
3061	});	3295	});
3062		3296
3063	$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};
3064	} else {	3304	} else {
3065	$data = $info->{data};	3305	$RESOURCE{$name} = $info;
3066	}	3306	}
3067		3307
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3308	cf::cede_to_tick;
3072	}	3309	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3310	}
		3311
		3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3313
3093	1	3314	1
3094	}	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	});
3095		3336
3096	register_exticmd fx_want => sub {	3337	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3338	my ($ns, $want) = @_;
3098		3339
3099	while (my ($k, $v) = each %$want) {	3340	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3341	$ns->fx_want ($k, $v);
3101	}	3342	}
3102	};	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	}
3103		3354
3104	sub reload_regions {	3355	sub reload_regions {
3105	# 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
3106	# for this (global event?)	3357	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3358	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3372	}
3122		3373
3123	sub reload_archetypes {	3374	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3375	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3376	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3377	}
3132		3378
3133	sub reload_treasures {	3379	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3380	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3381	or die "unable to load treasurelists\n";
3136	}	3382	}
3137		3383
3138	sub reload_resources {	3384	sub reload_resources {
3139	warn "reloading resource files...\n";	3385	warn "reloading resource files...\n";
3140		3386
		3387	reload_facedata;
		3388	reload_archetypes;
3141	reload_regions;	3389	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3390	reload_treasures;
3146		3391
3147	warn "finished reloading resource files\n";	3392	warn "finished reloading resource files\n";
3148	}	3393	}
3149		3394
3150	sub init {	3395	sub init {
		3396	my $guard = freeze_mainloop;
		3397
3151	reload_resources;	3398	reload_resources;
3152	}	3399	}
3153		3400
3154	sub reload_config {	3401	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3403	or return;
3157		3404
3158	local $/;	3405	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::Load <$fh>;
3160		3407
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3409
3163	$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};
3164	$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};
…		…
3175	sub main {	3422	sub main {
3176	# we must not ever block the main coroutine	3423	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3424	local $Coro::idle = sub {
3178	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#
3179	(async {	3426	(async {
3180	Event::one_event;	3427	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3428	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3429	})->prio (Coro::PRIO_MAX);
3182	};	3430	};
3183		3431
		3432	{
		3433	my $guard = freeze_mainloop;
3184	reload_config;	3434	reload_config;
3185	db_init;	3435	db_init;
3186	load_extensions;	3436	load_extensions;
3187		3437
3188	$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
3189	Event::loop;	3442	EV::loop;
3190	}	3443	}
3191		3444
3192	#############################################################################	3445	#############################################################################
3193	# initialisation and cleanup	3446	# initialisation and cleanup
3194		3447
3195	# install some emergency cleanup handlers	3448	# install some emergency cleanup handlers
3196	BEGIN {	3449	BEGIN {
		3450	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3451	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3453	cf::cleanup "SIG$signal";
3205	},
3206	);	3454	};
3207	}	3455	}
3208	}	3456	}
3209		3457
3210	sub write_runtime {	3458	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3459	my $runtime = "$LOCALDIR/runtime";
3212		3460
3213	# first touch the runtime file to show we are still running:	3461	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3462	# the fsync below can take a very very long time.
3215		3463
…		…
3241	and return;	3489	and return;
3242		3490
3243	warn "runtime file written.\n";	3491	warn "runtime file written.\n";
3244		3492
3245	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 };
3246	}	3537	}
3247		3538
3248	sub emergency_save() {	3539	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3250		3541
…		…
3256	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3548	warn "begin emergency player save\n";
3258	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3553	$pl->save;
3262	}	3554	}
3263	warn "end emergency player save\n";	3555	warn "end emergency player save\n";
3264		3556
3265	warn "begin emergency map save\n";	3557	warn "begin emergency map save\n";
…		…
3271	warn "end emergency map save\n";	3563	warn "end emergency map save\n";
3272		3564
3273	warn "begin emergency database checkpoint\n";	3565	warn "begin emergency database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3275	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";
3276	};	3572	};
3277		3573
3278	warn "leave emergency perl save\n";	3574	warn "leave emergency perl save\n";
3279	}	3575	}
3280		3576
…		…
3295	warn "reloading...";	3591	warn "reloading...";
3296		3592
3297	warn "entering sync_job";	3593	warn "entering sync_job";
3298		3594
3299	cf::sync_job {	3595	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3597	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3303		3599
3304	warn "syncing database to disk";	3600	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3602
3307	# 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
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313		3604
3314	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3315	for (;;) {	3606	for (;;) {
3316	BDB::flush;	3607	BDB::flush;
3317	IO::AIO::flush;	3608	IO::AIO::flush;
3318	Coro::cede;	3609	Coro::cede_notself;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3610	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";	3611	warn "iterate...";
3321	}	3612	}
3322		3613
3323	++$RELOAD;	3614	++$RELOAD;
…		…
3399	warn "leaving sync_job";	3690	warn "leaving sync_job";
3400		3691
3401	1	3692	1
3402	} or do {	3693	} or do {
3403	warn $@;	3694	warn $@;
3404	warn "error while reloading, exiting.";	3695	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3696	};
3407		3697
3408	warn "reloaded";	3698	warn "reloaded";
3409	};	3699	};
3410		3700
…		…
3412		3702
3413	sub reload_perl() {	3703	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3704	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3705	# coro crashes during coro_state_free->destroy here.
3416		3706
3417	$RELOAD_WATCHER ||= Event->timer (	3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3418	reentrant => 0,
3419	after => 0,
3420	data => WF_AUTOCANCEL,
3421	cb => sub {
3422	do_reload_perl;	3708	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3709	undef $RELOAD_WATCHER;
3424	},
3425	);	3710	};
3426	}	3711	}
3427		3712
3428	register_command "reload" => sub {	3713	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3714	my ($who, $arg) = @_;
3430		3715
3431	if ($who->flag (FLAG_WIZ)) {	3716	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3717	$who->message ("reloading server.");
		3718	async {
		3719	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3720	reload_perl;
		3721	};
3434	}	3722	}
3435	};	3723	};
3436		3724
3437	unshift @INC, $LIBDIR;	3725	unshift @INC, $LIBDIR;
3438		3726
…		…
3440		3728
3441	our @WAIT_FOR_TICK;	3729	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3730	our @WAIT_FOR_TICK_BEGIN;
3443		3731
3444	sub wait_for_tick {	3732	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3734
3448	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3736	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3737	$signal->wait;
3451	}	3738	}
3452		3739
3453	sub wait_for_tick_begin {	3740	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3742
3457	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3744	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3745	$signal->wait;
3460	}	3746	}
3461		3747
3462	$TICK_WATCHER = Event->timer (	3748	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3751	unless ++$bug_warning > 10;
3472	return;	3752	return;
3473	}	3753	}
3474		3754
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3755	cf::server_tick; # one server iteration
3478		3756
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3759	Coro::async_pool {
		3760	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3761	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3762	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3763	};
		3764	}
3489		3765
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3767	$sig->send;
3492	}	3768	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3769	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3770	$sig->send;
3495	}	3771	}
3496		3772
3497	$NOW = Event::time;	3773	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3775
3508	_post_tick;	3776	if (0) {
		3777	if ($NEXT_TICK) {
		3778	my $jitter = $TICK_START - $NEXT_TICK;
		3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3780	warn "jitter $JITTER\n";#d#
		3781	}
3509	},	3782	}
3510	);	3783	}
3511		3784
3512	{	3785	{
		3786	# configure BDB
		3787
3513	BDB::min_parallel 8;	3788	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3789	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3790	$Coro::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		3791
3539	unless ($DB_ENV) {	3792	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3793	$DB_ENV = BDB::db_env_create;
3541	$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
3542	| BDB::LOG_AUTOREMOVE, 1);	3795	| BDB::LOG_AUTOREMOVE, 1);
…		…
3557		3810
3558	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3812	};
3560	}	3813	}
3561		3814
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	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 { };
3570	},
3571	);	3817	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3820	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3823	};
3592	}	3824	}
3593		3825
3594	{	3826	{
		3827	# configure IO::AIO
		3828
3595	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3831	$Coro::AIO::WATCHER->priority (1);
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	3832	}
3608		3833
3609	my $_log_backtrace;	3834	my $_log_backtrace;
3610		3835
3611	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3615		3840
3616	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3843	++$_log_backtrace;
3619	async {	3844	async {
		3845	$Coro::current->{desc} = "abt $msg";
		3846
3620	my @bt = fork_call {	3847	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3848	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3849	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	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 |"
3624	or die "addr2line: $!";	3851	or die "addr2line: $!";

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