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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.377 by root, Thu Oct 4 11:36:38 2007 UTC vs.
Revision 1.440 by root, Mon Aug 11 23:23:41 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;
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 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB 1.6;
23	use Coro::Storable;	46	use Coro::Storable;
24	use Coro::Util ();	47	use Coro::Util ();
25		48
26	use JSON::XS ();	49	use JSON::XS 2.01 ();
27	use BDB ();	50	use BDB ();
28	use Data::Dumper;	51	use Data::Dumper;
29	use Digest::MD5;	52	use Digest::MD5;
30	use Fcntl;	53	use Fcntl;
31	use YAML::Syck ();	54	use YAML ();
32	use IO::AIO 2.32 ();	55	use IO::AIO ();
33	use Time::HiRes;	56	use Time::HiRes;
34	use Compress::LZF;	57	use Compress::LZF;
35	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
36		61
37	# configure various modules to our taste	62	# configure various modules to our taste
38	#	63	#
39	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	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	66	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		67
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		69
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		71
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
75		96
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	99	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		101
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	102	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	103	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	105	our $DB_ENV;
89		106
90	our %CFG;	107	our %CFG;
91		108
92	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
94		112
95	our (%PLAYER, %PLAYER_LOADING); # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
98		116
99	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		119
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
105		124
106	binmode STDOUT;	125	binmode STDOUT;
107	binmode STDERR;	126	binmode STDERR;
108		127
109	# read virtual server time, if available	128	# read virtual server time, if available
…		…
162		181
163	The raw value load value from the last tick.	182	The raw value load value from the last tick.
164		183
165	=item %cf::CFG	184	=item %cf::CFG
166		185
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	187	from wherever your confdir points to.
169		188
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		190
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	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;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		213
195	LOG llevError, $msg;	214	LOG llevError, $msg;
196	};	215	};
197	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
198		232
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	243	for my $pkg (qw(
210	cf::global cf::attachable	244	cf::global cf::attachable
211	cf::object cf::object::player	245	cf::object cf::object::player
212	cf::client cf::player	246	cf::client cf::player
213	cf::arch cf::living	247	cf::arch cf::living
		248	cf::map cf::mapspace
214	cf::map cf::party cf::region	249	cf::party cf::region
215	)) {	250	)) {
216	no strict 'refs';	251	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	252	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	253	}
219		254
220	$Event::DIED = sub {	255	$EV::DIED = sub {
221	warn "error in event callback: @_";	256	warn "error in event callback: @_";
222	};	257	};
223		258
224	#############################################################################	259	#############################################################################
225		260
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	283	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	284	$d
250	} || "[unable to dump $_[0]: '$@']";	285	} || "[unable to dump $_[0]: '$@']";
251	}	286	}
252		287
253	=item $ref = cf::from_json $json	288	=item $ref = cf::decode_json $json
254		289
255	Converts a JSON string into the corresponding perl data structure.	290	Converts a JSON string into the corresponding perl data structure.
256		291
257	=item $json = cf::to_json $ref	292	=item $json = cf::encode_json $ref
258		293
259	Converts a perl data structure into its JSON representation.	294	Converts a perl data structure into its JSON representation.
260		295
261	=cut	296	=cut
262		297
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	298	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		299
265	sub to_json ($) { $json_coder->encode ($_[0]) }	300	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	301	sub decode_json($) { $json_coder->decode ($_[0]) }
267		302
268	=item cf::lock_wait $string	303	=item cf::lock_wait $string
269		304
270	Wait until the given lock is available. See cf::lock_acquire.	305	Wait until the given lock is available. See cf::lock_acquire.
271		306
…		…
327		362
328	! ! $LOCK{$key}	363	! ! $LOCK{$key}
329	}	364	}
330		365
331	sub freeze_mainloop {	366	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	367	tick_inhibit_inc;
333		368
334	my $guard = Coro::guard {	369	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	370	}
336	};	371
337	$TICK_WATCHER->stop;	372	=item cf::periodic $interval, $cb
338	$guard	373
		374	Like EV::periodic, but randomly selects a starting point so that the actions
		375	get spread over timer.
		376
		377	=cut
		378
		379	sub periodic($$) {
		380	my ($interval, $cb) = @_;
		381
		382	my $start = rand List::Util::min 180, $interval;
		383
		384	EV::periodic $start, $interval, 0, $cb
339	}	385	}
340		386
341	=item cf::get_slot $time[, $priority[, $name]]	387	=item cf::get_slot $time[, $priority[, $name]]
342		388
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	389	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	419	}
374	}	420	}
375	}	421	}
376		422
377	if (@SLOT_QUEUE) {	423	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	424	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	425	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	426	$signal->wait;
381	} else {	427	} else {
382	Coro::schedule;	428	Coro::schedule;
383	}	429	}
384	}	430	}
385	};	431	};
386		432
387	sub get_slot($;$$) {	433	sub get_slot($;$$) {
		434	return if tick_inhibit || $Coro::current == $Coro::main;
		435
388	my ($time, $pri, $name) = @_;	436	my ($time, $pri, $name) = @_;
389		437
390	$time = $TICK * .6 if $time > $TICK * .6;	438	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	439	my $sig = new Coro::Signal;
392		440
…		…
406		454
407	BEGIN { *async = \&Coro::async_pool }	455	BEGIN { *async = \&Coro::async_pool }
408		456
409	=item cf::sync_job { BLOCK }	457	=item cf::sync_job { BLOCK }
410		458
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	459	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	460	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	461	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	462	acceptable.
415		463
416	If it must be done, put the blocking parts into C<sync_job>. This will run	464	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	465	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		470
423	sub sync_job(&) {	471	sub sync_job(&) {
424	my ($job) = @_;	472	my ($job) = @_;
425		473
426	if ($Coro::current == $Coro::main) {	474	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	475	my $time = EV::time;
428		476
429	# this is the main coro, too bad, we have to block	477	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	478	# till the operation succeeds, freezing the server :/
431		479
432	# TODO: use suspend/resume instead	480	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	481
434	my $freeze_guard = freeze_mainloop;	482	my $freeze_guard = freeze_mainloop;
435		483
436	my $busy = 1;	484	my $busy = 1;
437	my @res;	485	my @res;
438		486
…		…
442	warn $@ if $@;	490	warn $@ if $@;
443	undef $busy;	491	undef $busy;
444	})->prio (Coro::PRIO_MAX);	492	})->prio (Coro::PRIO_MAX);
445		493
446	while ($busy) {	494	while ($busy) {
447	Coro::cede or Event::one_event;	495	if (Coro::nready) {
		496	Coro::cede_notself;
		497	} else {
		498	EV::loop EV::LOOP_ONESHOT;
448	}	499	}
		500	}
449		501
450	$time = Event::time - $time;	502	my $time = EV::time - $time;
451		503
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	504	$TICK_START += $time; # do not account sync jobs to server load
456		505
457	wantarray ? @res : $res[0]	506	wantarray ? @res : $res[0]
458	} else {	507	} else {
459	# we are in another coroutine, how wonderful, everything just works	508	# we are in another coroutine, how wonderful, everything just works
460		509
…		…
485	=item fork_call { }, $args	534	=item fork_call { }, $args
486		535
487	Executes the given code block with the given arguments in a seperate	536	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	537	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	538	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	539	never block itself or use any form of event handling.
491		540
492	=cut	541	=cut
493		542
494	sub fork_call(&@) {	543	sub fork_call(&@) {
495	my ($cb, @args) = @_;	544	my ($cb, @args) = @_;
…		…
502	reset_signals;	551	reset_signals;
503	&$cb	552	&$cb
504	}, @args;	553	}, @args;
505		554
506	wantarray ? @res : $res[-1]	555	wantarray ? @res : $res[-1]
		556	}
		557
		558	=item $coin = coin_from_name $name
		559
		560	=cut
		561
		562	our %coin_alias = (
		563	"silver" => "silvercoin",
		564	"silvercoin" => "silvercoin",
		565	"silvercoins" => "silvercoin",
		566	"gold" => "goldcoin",
		567	"goldcoin" => "goldcoin",
		568	"goldcoins" => "goldcoin",
		569	"platinum" => "platinacoin",
		570	"platinumcoin" => "platinacoin",
		571	"platinumcoins" => "platinacoin",
		572	"platina" => "platinacoin",
		573	"platinacoin" => "platinacoin",
		574	"platinacoins" => "platinacoin",
		575	"royalty" => "royalty",
		576	"royalties" => "royalty",
		577	);
		578
		579	sub coin_from_name($) {
		580	$coin_alias{$_[0]}
		581	? cf::arch::find $coin_alias{$_[0]}
		582	: undef
507	}	583	}
508		584
509	=item $value = cf::db_get $family => $key	585	=item $value = cf::db_get $family => $key
510		586
511	Returns a single value from the environment database.	587	Returns a single value from the environment database.
…		…
656	attach callbacks/event handlers (a collection of which is called an "attachment")	732	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	733	to it. All such attachable objects support the following methods.
658		734
659	In the following description, CLASS can be any of C<global>, C<object>	735	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	736	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	737	Deliantra).
662		738
663	=over 4	739	=over 4
664		740
665	=item $attachable->attach ($attachment, key => $value...)	741	=item $attachable->attach ($attachment, key => $value...)
666		742
…		…
948	}	1024	}
949		1025
950	0	1026	0
951	}	1027	}
952		1028
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1030
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1031	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1032
957	Generate an object-specific event with the given arguments.	1033	Generate an object-specific event with the given arguments.
958		1034
…		…
964		1040
965	=cut	1041	=cut
966		1042
967	#############################################################################	1043	#############################################################################
968	# object support	1044	# object support
969	#
970		1045
		1046	sub _object_equal($$);
		1047	sub _object_equal($$) {
		1048	my ($a, $b) = @_;
		1049
		1050	return 0 unless (ref $a) eq (ref $b);
		1051
		1052	if ("HASH" eq ref $a) {
		1053	my @ka = keys %$a;
		1054	my @kb = keys %$b;
		1055
		1056	return 0 if @ka != @kb;
		1057
		1058	for (0 .. $#ka) {
		1059	return 0 unless $ka[$_] eq $kb[$_];
		1060	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1061	}
		1062
		1063	} elsif ("ARRAY" eq ref $a) {
		1064
		1065	return 0 if @$a != @$b;
		1066
		1067	for (0 .. $#$a) {
		1068	return 0 unless _object_equal $a->[$_], $b->[$_];
		1069	}
		1070
		1071	} elsif ($a ne $b) {
		1072	return 0;
		1073	}
		1074
		1075	1
		1076	}
		1077
		1078	our $SLOW_MERGES;#d#
971	sub _can_merge {	1079	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1080	my ($ob1, $ob2) = @_;
973		1081
974	local $Storable::canonical = 1;	1082	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1083
978	$fob1 eq $fob2	1084	# we do the slow way here
		1085	return _object_equal $ob1, $ob2
979	}	1086	}
980		1087
981	sub reattach {	1088	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1089	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1090	my ($obj) = @_;
…		…
1005	cf::attachable->attach (	1112	cf::attachable->attach (
1006	prio => -1000000,	1113	prio => -1000000,
1007	on_instantiate => sub {	1114	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1115	my ($obj, $data) = @_;
1009		1116
1010	$data = from_json $data;	1117	$data = decode_json $data;
1011		1118
1012	for (@$data) {	1119	for (@$data) {
1013	my ($name, $args) = @$_;	1120	my ($name, $args) = @$_;
1014		1121
1015	$obj->attach ($name, %{$args || {} });	1122	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1143	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1144	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1145	$decname, length $$rdata, scalar @$objs;
1039		1146
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1147	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1148	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1149	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1150	aio_fsync $fh if $cf::USE_FSYNC;
1044	close $fh;	1151	aio_close $fh;
1045		1152
1046	if (@$objs) {	1153	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1156	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1157	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1052	close $fh;	1159	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1160	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1161	}
1055	} else {	1162	} else {
1056	aio_unlink "$filename.pst";	1163	aio_unlink "$filename.pst";
1057	}	1164	}
…		…
1085		1192
1086	unless (aio_stat "$filename.pst") {	1193	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1194	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1195	or return;
1089		1196
1090	$av = eval { (Storable::thaw $av)->{objs} };	1197	my $st = eval { Coro::Storable::thaw $av };
		1198	$av = $st->{objs};
1091	}	1199	}
1092		1200
1093	utf8::decode (my $decname = $filename);	1201	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1202	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1203	$decname, length $data, scalar @{$av || []};
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1359	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1360	: "$v->{base}: extension inactive.\n";
1253		1361
1254	if (exists $v->{meta}{mandatory}) {	1362	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1363	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1364	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1365	}
1259		1366
1260	warn $msg;	1367	warn $msg;
1261	}	1368	}
1262		1369
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1458	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1459	or return;
1353		1460
1354	my $pl = cf::player::load_pl $f	1461	my $pl = cf::player::load_pl $f
1355	or return;	1462	or return;
		1463
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1464	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1465	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1466	$cf::PLAYER{$login} = $pl
1359	}	1467	}
1360	}	1468	}
…		…
1370		1478
1371	return if $pl->{deny_save};	1479	return if $pl->{deny_save};
1372		1480
1373	aio_mkdir playerdir $pl, 0770;	1481	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1482	$pl->{last_save} = $cf::RUNTIME;
		1483
		1484	cf::get_slot 0.01;
1375		1485
1376	$pl->save_pl ($path);	1486	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1487	cf::cede_to_tick;
1378	}	1488	}
1379		1489
…		…
1415	$pl->{deny_save} = 1;	1525	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1526	$pl->password ("*"); # this should lock out the player until we nuked the dir
1417		1527
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1528	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1529	$pl->deactivate;
		1530	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1531	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1532	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1533	$pl->ns->destroy if $pl->ns;
1422		1534
1423	my $path = playerdir $pl;	1535	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1536	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1575
1464	for my $login (@$dirs) {	1576	for my $login (@$dirs) {
1465	my $path = path $login;	1577	my $path = path $login;
1466		1578
1467	# a .pst is a dead give-away for a valid player	1579	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1580	# if no pst file found, open and chekc for blocked users
		1581	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1582	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1583	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1584	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1585	}
1473		1586
…		…
1510		1623
1511	Expand crossfire pod fragments into protocol xml.	1624	Expand crossfire pod fragments into protocol xml.
1512		1625
1513	=cut	1626	=cut
1514		1627
		1628	use re 'eval';
		1629
		1630	my $group;
		1631	my $interior; $interior = qr{
		1632	# match a pod interior sequence sans C<< >>
		1633	(?:
		1634	\ (.*?)\ (?{ $group = $^N })
		1635	| < (??{$interior}) >
		1636	)
		1637	}x;
		1638
1515	sub expand_cfpod {	1639	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;	1640	my ($self, $pod) = @_;
1517		1641
1518	# escape & and <	1642	my $xml;
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521		1643
1522	# this is buggy, it needs to properly take care of nested <'s	1644	while () {
		1645	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1646	$group = $1;
1523		1647
1524	1 while	1648	$group =~ s/&/&amp;/g;
1525	# replace B<>, I<>, U<> etc.	1649	$group =~ s/</&lt;/g;
1526	s/B<([^\>]*)>/<b>$1<\/b>/	1650
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/	1651	$xml .= $group;
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/	1652	} elsif ($pod =~ m%\G
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1653	([BCGHITU])
1530	# replace G<male|female> tags	1654	<
1531	|| s{G<([^>|]*)\|([^>]*)>}{	1655	(?:
1532	$self->gender ? $2 : $1	1656	([^<>]*) (?{ $group = $^N })
1533	}ge	1657	| < $interior >
1534	# replace H<hint text>	1658	)
1535	|| s{H<([^\>]*)>}	1659	>
		1660	%gcsx
1536	{	1661	) {
		1662	my ($code, $data) = ($1, $group);
		1663
		1664	if ($code eq "B") {
		1665	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1666	} elsif ($code eq "I") {
		1667	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1668	} elsif ($code eq "U") {
		1669	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1670	} elsif ($code eq "C") {
		1671	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1672	} elsif ($code eq "T") {
		1673	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1674	} elsif ($code eq "G") {
		1675	my ($male, $female) = split /\|/, $data;
		1676	$data = $self->gender ? $female : $male;
		1677	$xml .= expand_cfpod ($self, $data);
		1678	} elsif ($code eq "H") {
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1679	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1680	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")	1681	"")
1540	[$self->{hintmode}]	1682	[$self->{hintmode}];
		1683	} else {
		1684	$xml .= "error processing '$code($data)' directive";
1541	}ge;	1685	}
		1686	} else {
		1687	if ($pod =~ /\G(.+)/) {
		1688	warn "parse error while expanding $pod (at $1)";
		1689	}
		1690	last;
		1691	}
		1692	}
1542		1693
		1694	for ($xml) {
1543	# create single paragraphs (very hackish)	1695	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;	1696	s/(?<=\S)\n(?=\w)/ /g;
1545		1697
1546	# compress some whitespace	1698	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends	1699	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines	1700	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines	1701	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines	1702	s/\n+$//; # ending lines
		1703	}
1551		1704
1552	$_	1705	$xml
1553	}	1706	}
		1707
		1708	no re 'eval';
1554		1709
1555	sub hintmode {	1710	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;	1711	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}	1712	$_[0]{hintmode}
1558	}	1713	}
…		…
1630	our $MAX_RESET = 3600;	1785	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1786	our $DEFAULT_RESET = 3000;
1632		1787
1633	sub generate_random_map {	1788	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1789	my ($self, $rmp) = @_;
		1790
		1791	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1792
1635	# mit "rum" bekleckern, nicht	1793	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1794	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1795	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1796	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1797	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1919
1762	# the temporary/swap location	1920	# the temporary/swap location
1763	sub save_path {	1921	sub save_path {
1764	my ($self) = @_;	1922	my ($self) = @_;
1765		1923
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1924	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1925	"$TMPDIR/$path.map"
1768	}	1926	}
1769		1927
1770	# the unique path, undef == no special unique path	1928	# the unique path, undef == no special unique path
1771	sub uniq_path {	1929	sub uniq_path {
1772	my ($self) = @_;	1930	my ($self) = @_;
1773		1931
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1933	"$UNIQUEDIR/$path"
1776	}	1934	}
1777		1935
1778	# and all this just because we cannot iterate over	1936	# and all this just because we cannot iterate over
1779	# all maps in C++...	1937	# all maps in C++...
…		…
1877		2035
1878	cf::lock_wait "map_data:$path";#d#remove	2036	cf::lock_wait "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2037	cf::lock_wait "map_find:$path";
1880		2038
1881	$cf::MAP{$path} || do {	2039	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2040	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2041	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2042
1885	my $map = new_from_path cf::map $path	2043	my $map = new_from_path cf::map $path
1886	or return;	2044	or return;
1887		2045
1888	$map->{last_save} = $cf::RUNTIME;	2046	$map->{last_save} = $cf::RUNTIME;
…		…
1891	or return;	2049	or return;
1892		2050
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2051	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2052	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2053	#$cf::WAIT_FOR_TICK->wait;
		2054	undef $guard2;
1896	undef $guard1;	2055	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2056	$map->reset;
1899	return find $path;	2057	return find $path;
1900	}	2058	}
1901		2059
1902	$cf::MAP{$path} = $map	2060	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2087	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2088	$f->skip_block;
1931	$self->_load_objects ($f)	2089	$self->_load_objects ($f)
1932	or return;	2090	or return;
1933		2091
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2092	$self->post_load_original
1935	if delete $self->{load_original};	2093	if delete $self->{load_original};
1936		2094
1937	if (my $uniq = $self->uniq_path) {	2095	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2096	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2097	unless (aio_stat $uniq) {
…		…
1965	}	2123	}
1966		2124
1967	$self->{last_save} = $cf::RUNTIME;	2125	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2126	$self->last_access ($cf::RUNTIME);
1969		2127
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2128	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2129	}
1972		2130
1973	$self->post_load;	2131	$self->post_load;
1974	}	2132	}
1975		2133
…		…
2033	my ($path, $origin, $load) = @_;	2191	my ($path, $origin, $load) = @_;
2034		2192
2035	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
2036		2194
2037	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2197	}
2040		2198
2041	$MAP_PREFETCH{$path} |= $load;	2199	$MAP_PREFETCH{$path} |= $load;
2042		2200
2043	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2238	cf::async {
2081	$Coro::current->{desc} = "map player save";	2239	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2240	$_->contr->save for $self->players;
2083	};	2241	};
2084		2242
		2243	cf::get_slot 0.02;
		2244
2085	if ($uniq) {	2245	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2246	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2247	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2248	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2257	$self->save;
2098		2258
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2260
2101	return if $self->players;	2261	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2262	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2263	return if $self->{deny_save};
2104		2264
2105	$self->in_memory (cf::MAP_SWAPPED);	2265	$self->in_memory (cf::MAP_SWAPPED);
2106		2266
2107	$self->deactivate;	2267	$self->deactivate;
…		…
2225		2385
2226	sub unique_maps() {	2386	sub unique_maps() {
2227	[	2387	[
2228	map {	2388	map {
2229	utf8::decode $_;	2389	utf8::decode $_;
2230	/\.map$/	2390	s/\.map$//; # TODO future compatibility hack
		2391	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2392	? ()
2231	? normalise $_	2393	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2394	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2395	]
2235	}	2396	}
2236		2397
2237	package cf;
2238
2239	=back	2398	=back
2240		2399
2241	=head3 cf::object	2400	=head3 cf::object
2242		2401
2243	=cut	2402	=cut
…		…
2246		2405
2247	=over 4	2406	=over 4
2248		2407
2249	=item $ob->inv_recursive	2408	=item $ob->inv_recursive
2250		2409
2251	Returns the inventory of the object _and_ their inventories, recursively.	2410	Returns the inventory of the object I<and> their inventories, recursively,
		2411	but I<not> the object itself.
2252		2412
2253	=cut	2413	=cut
2254		2414
2255	sub inv_recursive_;	2415	sub inv_recursive_;
2256	sub inv_recursive_ {	2416	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2421	inv_recursive_ inv $_[0]
2262	}	2422	}
2263		2423
2264	=item $ref = $ob->ref	2424	=item $ref = $ob->ref
2265		2425
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2426	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2427
2268	=item $ob = cf::object::deref ($refstring)	2428	=item $ob = cf::object::deref ($refstring)
2269		2429
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2430	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2431	even if the object actually exists. May block.
2272		2432
2273	=cut	2433	=cut
2274		2434
2275	sub deref {	2435	sub deref {
2276	my ($ref) = @_;	2436	my ($ref) = @_;
2277
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280		2437
2281	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {	2438	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2439	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2440	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2441	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2463	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2464	dialogue with the given NPC character.
2308		2465
2309	=cut	2466	=cut
2310		2467
		2468	our $SAY_CHANNEL = {
		2469	id => "say",
		2470	title => "Map",
		2471	reply => "say ",
		2472	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2473	};
		2474
		2475	our $CHAT_CHANNEL = {
		2476	id => "chat",
		2477	title => "Chat",
		2478	reply => "chat ",
		2479	tooltip => "Player chat and shouts, global to the server.",
		2480	};
		2481
2311	# rough implementation of a future "reply" method that works	2482	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2483	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2484	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2485	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2486	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2497	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2498	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2499
2329	} else {	2500	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2501	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2502	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2503	}
2333	}	2504	}
2334	}	2505	}
2335		2506
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2507	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2443	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2448		2622
2449	=cut	2623	=cut
2450		2624
2451	our $GOTOGEN;	2625	our $GOTOGEN;
2452		2626
…		…
2531	}	2705	}
2532		2706
2533	sub prepare_random_map {	2707	sub prepare_random_map {
2534	my ($exit) = @_;	2708	my ($exit) = @_;
2535		2709
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2712	# that depends on the exit object
2541		2713
2542	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2716	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2549	}	2723	}
2550		2724
2551	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2552		2726
2553	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2556		2730
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2733	undef $fh;
2560	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2561		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2564	}	2742	}
2565	}	2743	}
2566		2744
2567	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2569		2747
2570	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2571		2749
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;	2750	$self->enter_link;
2584		2751
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 {	2752	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2591		2754
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2594	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2595		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2596	1;	2776	1
2597	}) {	2777	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the crossfire server. "
2599	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2811	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2812	the message unless the client supports the msg packet.
2633		2813
2634	=cut	2814	=cut
2635		2815
		2816	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2817	our %CHANNEL = (
2637	"c/identify" => {	2818	"c/identify" => {
2638	id => "infobox",	2819	id => "infobox",
2639	title => "Identify",	2820	title => "Identify",
2640	reply => undef,	2821	reply => undef,
…		…
2644	id => "infobox",	2825	id => "infobox",
2645	title => "Examine",	2826	title => "Examine",
2646	reply => undef,	2827	reply => undef,
2647	tooltip => "Signs and other items you examined",	2828	tooltip => "Signs and other items you examined",
2648	},	2829	},
		2830	"c/book" => {
		2831	id => "infobox",
		2832	title => "Book",
		2833	reply => undef,
		2834	tooltip => "The contents of a note or book",
		2835	},
2649	"c/lookat" => {	2836	"c/lookat" => {
2650	id => "infobox",	2837	id => "infobox",
2651	title => "Look",	2838	title => "Look",
2652	reply => undef,	2839	reply => undef,
2653	tooltip => "What you saw there",	2840	tooltip => "What you saw there",
		2841	},
		2842	"c/who" => {
		2843	id => "infobox",
		2844	title => "Players",
		2845	reply => undef,
		2846	tooltip => "Shows players who are currently online",
		2847	},
		2848	"c/body" => {
		2849	id => "infobox",
		2850	title => "Body Parts",
		2851	reply => undef,
		2852	tooltip => "Shows which body parts you posess and are available",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
2654	},	2871	},
2655	);	2872	);
2656		2873
2657	sub cf::client::send_msg {	2874	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	2875	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2895	=pod	3112	=pod
2896		3113
2897	The following functions and methods are available within a safe environment:	3114	The following functions and methods are available within a safe environment:
2898		3115
2899	cf::object	3116	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3117	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3118	insert remove name archname title slaying race decrease split
2902		3119
2903	cf::object::player	3120	cf::object::player
2904	player	3121	player
2905		3122
2906	cf::player	3123	cf::player
…		…
2911		3128
2912	=cut	3129	=cut
2913		3130
2914	for (	3131	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3132	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3133	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3134	decrease split destroy change_exp)],
2918	["cf::object::player" => qw(player)],	3135	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3136	["cf::player" => qw(peaceful)],
2920	["cf::map" => qw(trigger)],	3137	["cf::map" => qw(trigger)],
2921	) {	3138	) {
2922	no strict 'refs';	3139	no strict 'refs';
…		…
3027	{	3244	{
3028	my $faces = $facedata->{faceinfo};	3245	my $faces = $facedata->{faceinfo};
3029		3246
3030	while (my ($face, $info) = each %$faces) {	3247	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3248	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3249
3032	cf::face::set_visibility $idx, $info->{visibility};	3250	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3251	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3252	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3253	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036		3254
3037	cf::cede_to_tick;	3255	cf::cede_to_tick;
3038	}	3256	}
3039		3257
3040	while (my ($face, $info) = each %$faces) {	3258	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3259	next unless $info->{smooth};
		3260
3042	my $idx = cf::face::find $face	3261	my $idx = cf::face::find $face
3043	or next;	3262	or next;
		3263
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3264	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3265	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3266	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3267	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3268	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3066	{	3286	{
3067	# TODO: for gcfclient pleasure, we should give resources	3287	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.	3288	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3289	my $res = $facedata->{resource};
3070		3290
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3291	while (my ($name, $info) = each %$res) {
		3292	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3293	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;	3294	my $data;
3076		3295
3077	if ($info->{type} & 1) {	3296	if ($info->{type} & 1) {
3078	# prepend meta info	3297	# prepend meta info
3079		3298
3080	my $meta = $enc->encode ({	3299	my $meta = $enc->encode ({
3081	name => $name,	3300	name => $name,
3082	%{ $info->{meta} || {} },	3301	%{ $info->{meta} || {} },
3083	});	3302	});
3084		3303
3085	$data = pack "(w/a*)*", $meta, $info->{data};	3304	$data = pack "(w/a*)*", $meta, $info->{data};
		3305	} else {
		3306	$data = $info->{data};
		3307	}
		3308
		3309	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3310	cf::face::set_type $idx, $info->{type};
3086	} else {	3311	} else {
3087	$data = $info->{data};	3312	$RESOURCE{$name} = $info;
3088	}	3313	}
3089		3314
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3315	cf::cede_to_tick;
3094	}	3316	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3317	}
		3318
		3319	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3320
3115	1	3321	1
3116	}	3322	}
		3323
		3324	cf::global->attach (on_resource_update => sub {
		3325	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3326	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3327
		3328	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3329	my $sound = $soundconf->{compat}[$_]
		3330	or next;
		3331
		3332	my $face = cf::face::find "sound/$sound->[1]";
		3333	cf::sound::set $sound->[0] => $face;
		3334	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3335	}
		3336
		3337	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3338	my $face = cf::face::find "sound/$v";
		3339	cf::sound::set $k => $face;
		3340	}
		3341	}
		3342	});
3117		3343
3118	register_exticmd fx_want => sub {	3344	register_exticmd fx_want => sub {
3119	my ($ns, $want) = @_;	3345	my ($ns, $want) = @_;
3120		3346
3121	while (my ($k, $v) = each %$want) {	3347	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3348	$ns->fx_want ($k, $v);
3123	}	3349	}
3124	};	3350	};
		3351
		3352	sub load_resource_file($) {
		3353	my $guard = lock_acquire "load_resource_file";
		3354
		3355	my $status = load_resource_file_ $_[0];
		3356	get_slot 0.1, 100;
		3357	cf::arch::commit_load;
		3358
		3359	$status
		3360	}
3125		3361
3126	sub reload_regions {	3362	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3363	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3364	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3365	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3379	}
3144		3380
3145	sub reload_archetypes {	3381	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3382	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3383	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3384	}
3154		3385
3155	sub reload_treasures {	3386	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3387	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3388	or die "unable to load treasurelists\n";
3158	}	3389	}
3159		3390
3160	sub reload_resources {	3391	sub reload_resources {
3161	warn "reloading resource files...\n";	3392	warn "reloading resource files...\n";
3162		3393
		3394	reload_facedata;
		3395	reload_archetypes;
3163	reload_regions;	3396	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3397	reload_treasures;
3168		3398
3169	warn "finished reloading resource files\n";	3399	warn "finished reloading resource files\n";
3170	}	3400	}
3171		3401
3172	sub init {	3402	sub init {
		3403	my $guard = freeze_mainloop;
		3404
		3405	evthread_start IO::AIO::poll_fileno;
		3406
3173	reload_resources;	3407	reload_resources;
3174	}	3408	}
3175		3409
3176	sub reload_config {	3410	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3411	open my $fh, "<:utf8", "$CONFDIR/config"
3178	or return;	3412	or return;
3179		3413
3180	local $/;	3414	local $/;
3181	*CFG = YAML::Syck::Load <$fh>;	3415	*CFG = YAML::Load <$fh>;
3182		3416
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3417	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184		3418
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3419	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3420	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3198	# we must not ever block the main coroutine	3432	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3433	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3434	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3435	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3436	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3437	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3438	})->prio (Coro::PRIO_MAX);
3205	};	3439	};
3206		3440
		3441	{
		3442	my $guard = freeze_mainloop;
3207	reload_config;	3443	reload_config;
3208	db_init;	3444	db_init;
3209	load_extensions;	3445	load_extensions;
3210		3446
3211	$TICK_WATCHER->start;	3447	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3448	}
		3449
3212	Event::loop;	3450	EV::loop;
3213	}	3451	}
3214		3452
3215	#############################################################################	3453	#############################################################################
3216	# initialisation and cleanup	3454	# initialisation and cleanup
3217		3455
3218	# install some emergency cleanup handlers	3456	# install some emergency cleanup handlers
3219	BEGIN {	3457	BEGIN {
		3458	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3459	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3460	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3461	cf::cleanup "SIG$signal";
3228	},
3229	);	3462	};
3230	}	3463	}
3231	}	3464	}
3232		3465
3233	sub write_runtime {	3466	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3467	my $runtime = "$LOCALDIR/runtime";
3235		3468
3236	# first touch the runtime file to show we are still running:	3469	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3470	# the fsync below can take a very very long time.
3238		3471
…		…
3264	and return;	3497	and return;
3265		3498
3266	warn "runtime file written.\n";	3499	warn "runtime file written.\n";
3267		3500
3268	1	3501	1
		3502	}
		3503
		3504	our $uuid_lock;
		3505	our $uuid_skip;
		3506
		3507	sub write_uuid_sync($) {
		3508	$uuid_skip ||= $_[0];
		3509
		3510	return if $uuid_lock;
		3511	local $uuid_lock = 1;
		3512
		3513	my $uuid = "$LOCALDIR/uuid";
		3514
		3515	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3516	or return;
		3517
		3518	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
3269	}	3545	}
3270		3546
3271	sub emergency_save() {	3547	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3273		3549
…		…
3279	# and maps saved/destroyed asynchronously.	3555	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3556	warn "begin emergency player save\n";
3281	for my $login (keys %cf::PLAYER) {	3557	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3558	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3559	$pl->valid or next;
		3560	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3561	$pl->save;
3285	}	3562	}
3286	warn "end emergency player save\n";	3563	warn "end emergency player save\n";
3287		3564
3288	warn "begin emergency map save\n";	3565	warn "begin emergency map save\n";
…		…
3294	warn "end emergency map save\n";	3571	warn "end emergency map save\n";
3295		3572
3296	warn "begin emergency database checkpoint\n";	3573	warn "begin emergency database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3574	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3575	warn "end emergency database checkpoint\n";
		3576
		3577	warn "begin write uuid\n";
		3578	write_uuid_sync 1;
		3579	warn "end write uuid\n";
3299	};	3580	};
3300		3581
3301	warn "leave emergency perl save\n";	3582	warn "leave emergency perl save\n";
3302	}	3583	}
3303		3584
…		…
3318	warn "reloading...";	3599	warn "reloading...";
3319		3600
3320	warn "entering sync_job";	3601	warn "entering sync_job";
3321		3602
3322	cf::sync_job {	3603	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3324	cf::emergency_save;	3605	cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3326		3607
3327	warn "syncing database to disk";	3608	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3329		3610
3330	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336		3612
3337	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3338	for (;;) {	3614	for (;;) {
3339	BDB::flush;	3615	BDB::flush;
3340	IO::AIO::flush;	3616	IO::AIO::flush;
3341	Coro::cede;	3617	Coro::cede_notself;
3342	last unless IO::AIO::nreqs || BDB::nreqs;	3618	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";	3619	warn "iterate...";
3344	}	3620	}
3345		3621
3346	++$RELOAD;	3622	++$RELOAD;
…		…
3422	warn "leaving sync_job";	3698	warn "leaving sync_job";
3423		3699
3424	1	3700	1
3425	} or do {	3701	} or do {
3426	warn $@;	3702	warn $@;
3427	warn "error while reloading, exiting.";	3703	cf::cleanup "error while reloading, exiting.";
3428	exit 1;
3429	};	3704	};
3430		3705
3431	warn "reloaded";	3706	warn "reloaded";
3432	};	3707	};
3433		3708
…		…
3435		3710
3436	sub reload_perl() {	3711	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	3712	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	3713	# coro crashes during coro_state_free->destroy here.
3439		3714
3440	$RELOAD_WATCHER ||= Event->timer (	3715	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3441	reentrant => 0,
3442	after => 0,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	do_reload_perl;	3716	do_reload_perl;
3446	undef $RELOAD_WATCHER;	3717	undef $RELOAD_WATCHER;
3447	},
3448	);	3718	};
3449	}	3719	}
3450		3720
3451	register_command "reload" => sub {	3721	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	3722	my ($who, $arg) = @_;
3453		3723
…		…
3466		3736
3467	our @WAIT_FOR_TICK;	3737	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	3738	our @WAIT_FOR_TICK_BEGIN;
3469		3739
3470	sub wait_for_tick {	3740	sub wait_for_tick {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3473		3742
3474	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	3744	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	3745	$signal->wait;
3477	}	3746	}
3478		3747
3479	sub wait_for_tick_begin {	3748	sub wait_for_tick_begin {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	3749	return if tick_inhibit || $Coro::current == $Coro::main;
3482		3750
3483	my $signal = new Coro::Signal;	3751	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	3752	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	3753	$signal->wait;
3486	}	3754	}
3487		3755
3488	$TICK_WATCHER = Event->timer (	3756	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	3757	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3758	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	3759	unless ++$bug_warning > 10;
3498	return;	3760	return;
3499	}	3761	}
3500		3762
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	3763	cf::server_tick; # one server iteration
3504		3764
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3765	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	3766	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	3767	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	3768	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	3769	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	3770	or warn "ERROR: unable to write runtime file: $!";
3514	};
3515	}	3771	};
		3772	}
3516		3773
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3774	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	3775	$sig->send;
3519	}	3776	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	3777	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	3778	$sig->send;
3522	}	3779	}
3523		3780
3524	$NOW = Event::time;	3781	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3782	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		3783
3535	_post_tick;	3784	if (0) {
		3785	if ($NEXT_TICK) {
		3786	my $jitter = $TICK_START - $NEXT_TICK;
		3787	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3788	warn "jitter $JITTER\n";#d#
		3789	}
3536	},	3790	}
3537	);	3791	}
3538		3792
3539	{	3793	{
		3794	# configure BDB
		3795
3540	BDB::min_parallel 8;	3796	BDB::min_parallel 8;
3541	BDB::max_poll_time $TICK * 0.1;	3797	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	3798	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		3799
3566	unless ($DB_ENV) {	3800	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	3801	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3802	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	3803	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3804	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3805	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3806	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		3807
3573	cf::sync_job {	3808	cf::sync_job {
3574	eval {	3809	eval {
…		…
3584		3819
3585	cf::cleanup "db_env_open(db): $@" if $@;	3820	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	3821	};
3587	}	3822	}
3588		3823
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	3824	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3825	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	3826	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	3827	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3828	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	3829	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	3830	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3831	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	3832	};
3619	}	3833	}
3620		3834
3621	{	3835	{
		3836	# configure IO::AIO
		3837
3622	IO::AIO::min_parallel 8;	3838	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	3839	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	3840	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	3841	}
3635		3842
3636	my $_log_backtrace;	3843	my $_log_backtrace;
3637		3844
3638	sub _log_backtrace {	3845	sub _log_backtrace {

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