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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.395 by root, Sat Nov 10 22:41:59 2007 UTC vs.
Revision 1.450 by root, Mon Sep 22 01:33:09 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
15	use Coro 4.1 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.51 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	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
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	113	our $DB_ENV;
89		114
90	our %CFG;	115	our %CFG;
91		116
92	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
94		120
95	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
98		124
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
105		132
106	binmode STDOUT;	133	binmode STDOUT;
107	binmode STDERR;	134	binmode STDERR;
108		135
109	# read virtual server time, if available	136	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
114	}	141	}
115		142
116	mkdir $_	143	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		221
195	LOG llevError, $msg;	222	LOG llevError, $msg;
196	};	223	};
197	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
198		240
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	251	for my $pkg (qw(
210	cf::global cf::attachable	252	cf::global cf::attachable
211	cf::object cf::object::player	253	cf::object cf::object::player
212	cf::client cf::player	254	cf::client cf::player
213	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
214	cf::map cf::party cf::region	257	cf::party cf::region
215	)) {	258	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	260	}
219		261
220	$Event::DIED = sub {	262	$EV::DIED = sub {
221	warn "error in event callback: @_";	263	warn "error in event callback: @_";
222	};	264	};
223		265
224	#############################################################################	266	#############################################################################
225		267
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	291	$d
250	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
251	}	293	}
252		294
253	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
254		296
255	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
256		298
257	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
258		300
259	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
260		302
261	=cut	303	=cut
262		304
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		306
265	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
267		309
268	=item cf::lock_wait $string	310	=item cf::lock_wait $string
269		311
270	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
271		313
…		…
327		369
328	! ! $LOCK{$key}	370	! ! $LOCK{$key}
329	}	371	}
330		372
331	sub freeze_mainloop {	373	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
333		375
334	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	377	}
336	};	378
337	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
338	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
339	}	392	}
340		393
341	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
342		395
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	436	}
384	}	437	}
385	};	438	};
386		439
387	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
388	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
389		444
390	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
392		447
…		…
422		477
423	sub sync_job(&) {	478	sub sync_job(&) {
424	my ($job) = @_;	479	my ($job) = @_;
425		480
426	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	482	my $time = EV::time;
428		483
429	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
431		486
432	LOG llevError, Carp::longmess "sync job";#d#	487	LOG llevError, Carp::longmess "sync job";#d#
433		488
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
437		490
438	my $busy = 1;	491	my $busy = 1;
439	my @res;	492	my @res;
440		493
…		…
447		500
448	while ($busy) {	501	while ($busy) {
449	if (Coro::nready) {	502	if (Coro::nready) {
450	Coro::cede_notself;	503	Coro::cede_notself;
451	} else {	504	} else {
452	Event::one_event;	505	EV::loop EV::LOOP_ONESHOT;
453	}	506	}
454	}	507	}
455		508
456	$time = Event::time - $time;	509	my $time = EV::time - $time;
457		510
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
462		512
463	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
464	} else {	514	} else {
465	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
466		516
…		…
491	=item fork_call { }, $args	541	=item fork_call { }, $args
492		542
493	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
497		547
498	=cut	548	=cut
499		549
500	sub fork_call(&@) {	550	sub fork_call(&@) {
501	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
…		…
508	reset_signals;	558	reset_signals;
509	&$cb	559	&$cb
510	}, @args;	560	}, @args;
511		561
512	wantarray ? @res : $res[-1]	562	wantarray ? @res : $res[-1]
		563	}
		564
		565	=item $coin = coin_from_name $name
		566
		567	=cut
		568
		569	our %coin_alias = (
		570	"silver" => "silvercoin",
		571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
513	}	590	}
514		591
515	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
516		593
517	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
656		733
657	#############################################################################	734	#############################################################################
658		735
659	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
660		737
661	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
664		741
665	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
716	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
717		794
718	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
720		797
721	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
723		800
724	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
725		802
726	=over 4	803	=over 4
…		…
954	}	1031	}
955		1032
956	0	1033	0
957	}	1034	}
958		1035
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1037
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1039
963	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
964		1041
…		…
1017		1094
1018	sub reattach {	1095	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1097	my ($obj) = @_;
1021		1098
		1099	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1101
1024	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
1025		1103
1026	@$registry = ();	1104	@$registry = ();
1027		1105
…		…
1042	cf::attachable->attach (	1120	cf::attachable->attach (
1043	prio => -1000000,	1121	prio => -1000000,
1044	on_instantiate => sub {	1122	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
1046		1124
1047	$data = from_json $data;	1125	$data = decode_json $data;
1048		1126
1049	for (@$data) {	1127	for (@$data) {
1050	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
1051		1129
1052	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1151	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1076		1154
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1159	aio_close $fh;
1082		1160
1083	if (@$objs) {	1161	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1167	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1169	}
1092	} else {	1170	} else {
1093	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1094	}	1172	}
…		…
1263		1341
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1344
1267	$ext{source} =	1345	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1270	. $source	1348	. $source
1271	. "\n};\n1";	1349	. "\n};\n1";
1272		1350
1273	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1291		1369
1292	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1371	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1373	}
1297		1374
1298	warn $msg;	1375	warn $msg;
1299	}	1376	}
1300		1377
…		…
1314		1391
1315	=back	1392	=back
1316		1393
1317	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1318		1395
1319	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1320		1397
1321	=cut	1398	=cut
1322		1399
1323	package cf::player;	1400	package cf::player;
1324		1401
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1466	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1467	or return;
1391		1468
1392	my $pl = cf::player::load_pl $f	1469	my $pl = cf::player::load_pl $f
1393	or return;	1470	or return;
		1471
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1472	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1473	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1397	}	1475	}
1398	}	1476	}
…		…
1408		1486
1409	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1410		1488
1411	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
		1491
		1492	cf::get_slot 0.01;
1413		1493
1414	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1495	cf::cede_to_tick;
1416	}	1496	}
1417		1497
…		…
1449	my ($pl) = @_;	1529	my ($pl) = @_;
1450		1530
1451	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1452		1532
1453	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1535
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1460		1542
1461	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1583
1502	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
1503	my $path = path $login;	1585	my $path = path $login;
1504		1586
1505	# a .pst is a dead give-away for a valid player	1587	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1593	}
1511		1594
…		…
1542	}	1625	}
1543		1626
1544	\@paths	1627	\@paths
1545	}	1628	}
1546		1629
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1631
1549	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639		1633
1640	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1641		1635
1642	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1643		1637
…		…
1710	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1712		1706
1713	sub generate_random_map {	1707	sub generate_random_map {
1714	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1715	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1716	$self->_create_random_map (	1713	$self->_create_random_map (
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1841		1838
1842	# the temporary/swap location	1839	# the temporary/swap location
1843	sub save_path {	1840	sub save_path {
1844	my ($self) = @_;	1841	my ($self) = @_;
1845		1842
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1848	}	1845	}
1849		1846
1850	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1851	sub uniq_path {	1848	sub uniq_path {
1852	my ($self) = @_;	1849	my ($self) = @_;
1853		1850
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1856	}	1853	}
1857		1854
1858	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1859	# all maps in C++...	1856	# all maps in C++...
…		…
1957		1954
1958	cf::lock_wait "map_data:$path";#d#remove	1955	cf::lock_wait "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1960		1957
1961	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1960	my $guard2 = cf::lock_acquire "map_find:$path";
1964		1961
1965	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1966	or return;	1963	or return;
1967		1964
1968	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
…		…
1971	or return;	1968	or return;
1972		1969
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1976	undef $guard1;	1974	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	1975	$map->reset;
1979	return find $path;	1976	return find $path;
1980	}	1977	}
1981		1978
1982	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2007	$f->skip_block;
2011	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
2012	or return;	2009	or return;
2013		2010
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
2015	if delete $self->{load_original};	2012	if delete $self->{load_original};
2016		2013
2017	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2015	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
2045	}	2042	}
2046		2043
2047	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
2049		2046
2050	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
2051	}	2048	}
2052		2049
2053	$self->post_load;	2050	$self->post_load;
2054	}	2051	}
2055		2052
…		…
2113	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
2114		2111
2115	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2116		2113
2117	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2119	}	2116	}
2120		2117
2121	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
2122		2119
2123	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
…		…
2160	cf::async {	2157	cf::async {
2161	$Coro::current->{desc} = "map player save";	2158	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2163	};	2160	};
2164		2161
		2162	cf::get_slot 0.02;
		2163
2165	if ($uniq) {	2164	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2167	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2177	$self->save;	2176	$self->save;
2178		2177
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2179
2181	return if $self->players;	2180	return if $self->players;
2182	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2183	return if $self->{deny_save};	2182	return if $self->{deny_save};
2184		2183
2185	$self->in_memory (cf::MAP_SWAPPED);	2184	$self->in_memory (cf::MAP_SWAPPED);
2186		2185
2187	$self->deactivate;	2186	$self->deactivate;
…		…
2305		2304
2306	sub unique_maps() {	2305	sub unique_maps() {
2307	[	2306	[
2308	map {	2307	map {
2309	utf8::decode $_;	2308	utf8::decode $_;
2310	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2311	? normalise $_	2312	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2314	]
2315	}	2315	}
2316		2316
2317	package cf;
2318
2319	=back	2317	=back
2320		2318
2321	=head3 cf::object	2319	=head3 cf::object
2322		2320
2323	=cut	2321	=cut
…		…
2326		2324
2327	=over 4	2325	=over 4
2328		2326
2329	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2330		2328
2331	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2332		2331
2333	=cut	2332	=cut
2334		2333
2335	sub inv_recursive_;	2334	sub inv_recursive_;
2336	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2342	}	2341	}
2343		2342
2344	=item $ref = $ob->ref	2343	=item $ref = $ob->ref
2345		2344
2346	creates and returns a persistent reference to an objetc that can be stored as a string.	2345	Creates and returns a persistent reference to an object that can be stored as a string.
2347		2346
2348	=item $ob = cf::object::deref ($refstring)	2347	=item $ob = cf::object::deref ($refstring)
2349		2348
2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2351	even if the object actually exists. May block.	2350	even if the object actually exists. May block.
…		…
2383	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2384	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2385		2384
2386	=cut	2385	=cut
2387		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
		2400
2388	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2402	# with dialog boxes.
2390	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2391	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2405	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2418
2406	} else {	2419	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2422	}
2410	}	2423	}
2411	}	2424	}
2412		2425
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2451
2439	=item $player_object->enter_link	2452	=item $player_object->enter_link
2440		2453
2441	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2442		2455
2443	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2444	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2445		2460
2446	Will never block.	2461	Will never block.
2447		2462
2448	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2449		2464
…		…
2507		2522
2508	$map->load;	2523	$map->load;
2509	$map->load_neighbours;	2524	$map->load_neighbours;
2510		2525
2511	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2512	$self->activate_recursive;	2528	$self->activate_recursive;
2513		2529
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2516	}	2532	}
…		…
2520	Moves the player to the given map-path and coordinates by first freezing	2536	Moves the player to the given map-path and coordinates by first freezing
2521	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2522	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2523	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2524	be called at the end of this process.	2540	be called at the end of this process.
		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
2525		2544
2526	=cut	2545	=cut
2527		2546
2528	our $GOTOGEN;	2547	our $GOTOGEN;
2529		2548
…		…
2608	}	2627	}
2609		2628
2610	sub prepare_random_map {	2629	sub prepare_random_map {
2611	my ($exit) = @_;	2630	my ($exit) = @_;
2612		2631
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2634	# that depends on the exit object
2618		2635
2619	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2638	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2626	}	2645	}
2627		2646
2628	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2629		2648
2630	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2633		2652
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2655	undef $fh;
2637	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2638		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2641	}	2664	}
2642	}	2665	}
2643		2666
2644	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2646		2669
2647	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2648		2671
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2672	$self->enter_link;
2661		2673
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2674	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2675	$Coro::current->{desc} = "enter_exit";
2668		2676
2669	$self->deactivate_recursive; # just to be sure
2670	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2671	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2672		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2673	1;	2698	1
2674	}) {	2699	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2677	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2679		2704
2680	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2746	id => "infobox",	2771	id => "infobox",
2747	title => "Body Parts",	2772	title => "Body Parts",
2748	reply => undef,	2773	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	2774	tooltip => "Shows which body parts you posess and are available",
2750	},	2775	},
		2776	"c/skills" => {
		2777	id => "infobox",
		2778	title => "Skills",
		2779	reply => undef,
		2780	tooltip => "Shows your experience per skill and item power",
		2781	},
2751	"c/uptime" => {	2782	"c/uptime" => {
2752	id => "infobox",	2783	id => "infobox",
2753	title => "Uptime",	2784	title => "Uptime",
2754	reply => undef,	2785	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	2786	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	2789	id => "infobox",
2759	title => "Map Info",	2790	title => "Map Info",
2760	reply => undef,	2791	reply => undef,
2761	tooltip => "Information related to the maps",	2792	tooltip => "Information related to the maps",
2762	},	2793	},
		2794	"c/party" => {
		2795	id => "party",
		2796	title => "Party",
		2797	reply => "gsay ",
		2798	tooltip => "Messages and chat related to your party",
		2799	},
2763	);	2800	);
2764		2801
2765	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2767		2804
2768	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2769		2807
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		2809
2772	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	2811	if ($CHANNEL{$channel}) {
…		…
2794	if ($self->can_msg) {	2832	if ($self->can_msg) {
2795	# default colour, mask it out	2833	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2798		2836
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2801	} else {	2853	} else {
2802	if ($color >= 0) {	2854	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {	2856	for ($msg) {
2805	1 while	2857	1 while
…		…
3004		3056
3005	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
3006		3058
3007	cf::object	3059	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3060	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3061	insert remove name archname title slaying race decrease split
3010		3062
3011	cf::object::player	3063	cf::object::player
3012	player	3064	player
3013		3065
3014	cf::player	3066	cf::player
…		…
3019		3071
3020	=cut	3072	=cut
3021		3073
3022	for (	3074	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3077	decrease split destroy change_exp)],
3026	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
3028	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
3029	) {	3081	) {
3030	no strict 'refs';	3082	no strict 'refs';
…		…
3135	{	3187	{
3136	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
3137		3189
3138	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
3140	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3143	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3144		3197
3145	cf::cede_to_tick;	3198	cf::cede_to_tick;
3146	}	3199	}
3147		3200
3148	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
3150	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
3151	or next;	3205	or next;
		3206
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3210	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3174	{	3229	{
3175	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
3178		3233
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;	3237	my $data;
3184		3238
3185	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
3186	# prepend meta info	3240	# prepend meta info
3187		3241
3188	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
3189	name => $name,	3243	name => $name,
3190	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
3191	});	3245	});
3192		3246
3193	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
3194	} else {	3254	} else {
3195	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
3196	}	3256	}
3197		3257
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;	3258	cf::cede_to_tick;
3202	}	3259	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222		3263
3223	1	3264	1
3224	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
3225		3286
3226	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
3227	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
3228		3289
3229	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
3231	}	3292	}
3232	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
3233		3304
3234	sub reload_regions {	3305	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3307	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3251	}	3322	}
3252		3323
3253	sub reload_archetypes {	3324	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references
3257	# this really needs to be done in an extra post-pass
3258	# (which needs to be synchronous, so solve it differently)
3259	load_resource_file "$DATADIR/archetypes"
3260	or die "unable to load archetypes\n";
3261	}	3327	}
3262		3328
3263	sub reload_treasures {	3329	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3266	}	3332	}
3267		3333
3268	sub reload_resources {	3334	sub reload_resources {
3269	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3270		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3271	reload_regions;	3339	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3340	reload_treasures;
3276		3341
3277	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3278	}	3343	}
3279		3344
3280	sub init {	3345	sub init {
		3346	my $guard = freeze_mainloop;
		3347
		3348	evthread_start IO::AIO::poll_fileno;
		3349
3281	reload_resources;	3350	reload_resources;
3282	}	3351	}
3283		3352
3284	sub reload_config {	3353	sub reload_config {
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3286	or return;	3355	or return;
3287		3356
3288	local $/;	3357	local $/;
3289	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3290		3359
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3292		3361
3293	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3294	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3300	};	3369	};
3301	warn $@ if $@;	3370	warn $@ if $@;
3302	}	3371	}
3303	}	3372	}
3304		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3305	sub main {	3393	sub main {
		3394	atomic;
		3395
3306	# we must not ever block the main coroutine	3396	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3397	local $Coro::idle = sub {
3308	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3309	(async {	3399	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3400	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3401	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3402	})->prio (Coro::PRIO_MAX);
3313	};	3403	};
3314		3404
		3405	{
		3406	my $guard = freeze_mainloop;
3315	reload_config;	3407	reload_config;
3316	db_init;	3408	db_init;
3317	load_extensions;	3409	load_extensions;
3318		3410
3319	$TICK_WATCHER->start;	3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3412	}
		3413
		3414	utime time, time, $RUNTIMEFILE;
		3415
		3416	# no (long-running) fork's whatsoever before this point(!)
		3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3418
3320	Event::loop;	3419	EV::loop;
3321	}	3420	}
3322		3421
3323	#############################################################################	3422	#############################################################################
3324	# initialisation and cleanup	3423	# initialisation and cleanup
3325		3424
3326	# install some emergency cleanup handlers	3425	# install some emergency cleanup handlers
3327	BEGIN {	3426	BEGIN {
		3427	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3428	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3430	cf::cleanup "SIG$signal";
3336	},
3337	);	3431	};
3338	}	3432	}
3339	}	3433	}
3340		3434
3341	sub write_runtime {	3435	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";
3343
3344	# first touch the runtime file to show we are still running:	3436	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3437	# the fsync below can take a very very long time.
3346		3438
3347	IO::AIO::aio_utime $runtime, undef, undef;	3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3440
3349	my $guard = cf::lock_acquire "write_runtime";	3441	my $guard = cf::lock_acquire "write_runtime";
3350		3442
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3352	or return;	3444	or return;
3353		3445
3354	my $value = $cf::RUNTIME + 90 + 10;	3446	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3447	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3448	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3458	aio_utime $fh, undef, undef;
3367		3459
3368	close $fh	3460	close $fh
3369	or return;	3461	or return;
3370		3462
3371	aio_rename "$runtime~", $runtime	3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3464	and return;
3373		3465
3374	warn "runtime file written.\n";	3466	warn "runtime file written.\n";
3375		3467
3376	1	3468	1
		3469	}
		3470
		3471	our $uuid_lock;
		3472	our $uuid_skip;
		3473
		3474	sub write_uuid_sync($) {
		3475	$uuid_skip ||= $_[0];
		3476
		3477	return if $uuid_lock;
		3478	local $uuid_lock = 1;
		3479
		3480	my $uuid = "$LOCALDIR/uuid";
		3481
		3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3483	or return;
		3484
		3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3486	$uuid_skip = 0;
		3487
		3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3489	and return;
		3490
		3491	# always fsync - this file is important
		3492	aio_fsync $fh
		3493	and return;
		3494
		3495	close $fh
		3496	or return;
		3497
		3498	aio_rename "$uuid~", $uuid
		3499	and return;
		3500
		3501	warn "uuid file written ($value).\n";
		3502
		3503	1
		3504
		3505	}
		3506
		3507	sub write_uuid($$) {
		3508	my ($skip, $sync) = @_;
		3509
		3510	$sync ? write_uuid_sync $skip
		3511	: async { write_uuid_sync $skip };
3377	}	3512	}
3378		3513
3379	sub emergency_save() {	3514	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	3515	my $freeze_guard = cf::freeze_mainloop;
3381		3516
…		…
3403	warn "end emergency map save\n";	3538	warn "end emergency map save\n";
3404		3539
3405	warn "begin emergency database checkpoint\n";	3540	warn "begin emergency database checkpoint\n";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	3541	BDB::db_env_txn_checkpoint $DB_ENV;
3407	warn "end emergency database checkpoint\n";	3542	warn "end emergency database checkpoint\n";
		3543
		3544	warn "begin write uuid\n";
		3545	write_uuid_sync 1;
		3546	warn "end write uuid\n";
3408	};	3547	};
3409		3548
3410	warn "leave emergency perl save\n";	3549	warn "leave emergency perl save\n";
3411	}	3550	}
3412		3551
3413	sub post_cleanup {	3552	sub post_cleanup {
3414	my ($make_core) = @_;	3553	my ($make_core) = @_;
3415		3554
3416	warn Carp::longmess "post_cleanup backtrace"	3555	warn Carp::longmess "post_cleanup backtrace"
3417	if $make_core;	3556	if $make_core;
		3557
		3558	my $fh = pidfile;
		3559	unlink $PIDFILE if <$fh> == $$;
3418	}	3560	}
		3561
		3562	# a safer delete_package, copied from Symbol
		3563	sub clear_package($) {
		3564	my $pkg = shift;
		3565
		3566	# expand to full symbol table name if needed
		3567	unless ($pkg =~ /^main::.*::$/) {
		3568	$pkg = "main$pkg" if $pkg =~ /^::/;
		3569	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3570	$pkg .= '::' unless $pkg =~ /::$/;
		3571	}
		3572
		3573	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3574	my $stem_symtab = *{$stem}{HASH};
		3575
		3576	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3577	or return;
		3578
		3579	# clear all symbols
		3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3581	for my $name (keys %$leaf_symtab) {
		3582	_gv_clear *{"$pkg$name"};
		3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3584	}
		3585	warn "cleared package #$pkg\n";#d#
		3586	}
		3587
		3588	our $RELOAD; # how many times to reload
3419		3589
3420	sub do_reload_perl() {	3590	sub do_reload_perl() {
3421	# can/must only be called in main	3591	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	3592	if ($Coro::current != $Coro::main) {
3423	warn "can only reload from main coroutine";	3593	warn "can only reload from main coroutine";
3424	return;	3594	return;
3425	}	3595	}
3426		3596
		3597	return if $RELOAD++;
		3598
		3599	while ($RELOAD) {
3427	warn "reloading...";	3600	warn "reloading...";
3428		3601
3429	warn "entering sync_job";	3602	warn "entering sync_job";
3430		3603
3431	cf::sync_job {	3604	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3433	cf::emergency_save;	3606	cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark	3607	cf::write_runtime_sync; # external watchdog should not bark
3435		3608
3436	warn "syncing database to disk";	3609	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3438		3611
3439	# if anything goes wrong in here, we should simply crash as we already saved	3612	# if anything goes wrong in here, we should simply crash as we already saved
3440		3613
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";	3614	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;	3615	while (IO::AIO::nreqs || BDB::nreqs) {
3452	warn "iterate...";	3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();
3460
3461	warn "removing commands";
3462	%COMMAND = ();
3463
3464	warn "removing ext/exti commands";
3465	%EXTCMD = ();
3466	%EXTICMD = ();
3467
3468	warn "unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";
3471
3472	if (my $cb = $pkg->can ("unload")) {
3473	eval {
3474	$cb->($pkg);
3475	1
3476	} or warn "$pkg unloaded, but with errors: $@";
3477	}	3617	}
3478		3618
3479	warn "... nuking $pkg";	3619	warn "cancelling all extension coros";
3480	Symbol::delete_package $pkg;	3620	$_->cancel for values %EXT_CORO;
3481	}	3621	%EXT_CORO = ();
3482		3622
3483	warn "unloading all perl modules loaded from $LIBDIR";	3623	warn "removing commands";
3484	while (my ($k, $v) = each %INC) {	3624	%COMMAND = ();
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		3625
		3626	warn "removing ext/exti commands";
		3627	%EXTCMD = ();
		3628	%EXTICMD = ();
		3629
		3630	warn "unloading/nuking all extensions";
		3631	for my $pkg (@EXTS) {
3487	warn "... unloading $k";	3632	warn "... unloading $pkg";
3488	delete $INC{$k};
3489		3633
3490	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;
3492
3493	if (my $cb = $k->can ("unload_module")) {	3634	if (my $cb = $pkg->can ("unload")) {
		3635	eval {
3494	$cb->();	3636	$cb->($pkg);
		3637	1
		3638	} or warn "$pkg unloaded, but with errors: $@";
		3639	}
		3640
		3641	warn "... clearing $pkg";
		3642	clear_package $pkg;
3495	}	3643	}
3496		3644
3497	Symbol::delete_package $k;	3645	warn "unloading all perl modules loaded from $LIBDIR";
		3646	while (my ($k, $v) = each %INC) {
		3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3648
		3649	warn "... unloading $k";
		3650	delete $INC{$k};
		3651
		3652	$k =~ s/\.pm$//;
		3653	$k =~ s/\//::/g;
		3654
		3655	if (my $cb = $k->can ("unload_module")) {
		3656	$cb->();
		3657	}
		3658
		3659	clear_package $k;
3498	}	3660	}
3499		3661
3500	warn "getting rid of safe::, as good as possible";	3662	warn "getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	3663	clear_package "safe::$_"
3502	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3503		3665
3504	warn "unloading cf.pm \"a bit\"";	3666	warn "unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	3667	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	3668	delete $INC{"cf/pod.pm"};
3507		3669
3508	# don't, removes xs symbols, too,	3670	# don't, removes xs symbols, too,
3509	# and global variables created in xs	3671	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	3672	#clear_package __PACKAGE__;
3511		3673
3512	warn "unload completed, starting to reload now";	3674	warn "unload completed, starting to reload now";
3513		3675
3514	warn "reloading cf.pm";	3676	warn "reloading cf.pm";
3515	require cf;	3677	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3517		3679
3518	warn "loading config and database again";	3680	warn "loading config and database again";
3519	cf::reload_config;	3681	cf::reload_config;
3520		3682
3521	warn "loading extensions";	3683	warn "loading extensions";
3522	cf::load_extensions;	3684	cf::load_extensions;
3523		3685
3524	warn "reattaching attachments to objects/players";	3686	warn "reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	3687	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	3688	warn "reattaching attachments to maps";
3527	reattach $_ for values %MAP;	3689	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	3690	warn "reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	3691	reattach $_ for values %PLAYER;
3530		3692
3531	warn "leaving sync_job";	3693	warn "leaving sync_job";
3532		3694
3533	1	3695	1
3534	} or do {	3696	} or do {
3535	warn $@;	3697	warn $@;
3536	warn "error while reloading, exiting.";	3698	cf::cleanup "error while reloading, exiting.";
3537	exit 1;
3538	};	3699	};
3539		3700
3540	warn "reloaded";	3701	warn "reloaded";
		3702	--$RELOAD;
		3703	}
3541	};	3704	};
3542		3705
3543	our $RELOAD_WATCHER; # used only during reload	3706	our $RELOAD_WATCHER; # used only during reload
3544		3707
3545	sub reload_perl() {	3708	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	3709	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	3710	# coro crashes during coro_state_free->destroy here.
3548		3711
3549	$RELOAD_WATCHER ||= Event->timer (	3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3550	reentrant => 0,
3551	after => 0,
3552	data => WF_AUTOCANCEL,
3553	cb => sub {
3554	do_reload_perl;	3713	do_reload_perl;
3555	undef $RELOAD_WATCHER;	3714	undef $RELOAD_WATCHER;
3556	},
3557	);	3715	};
3558	}	3716	}
3559		3717
3560	register_command "reload" => sub {	3718	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	3719	my ($who, $arg) = @_;
3562		3720
…		…
3575		3733
3576	our @WAIT_FOR_TICK;	3734	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;	3735	our @WAIT_FOR_TICK_BEGIN;
3578		3736
3579	sub wait_for_tick {	3737	sub wait_for_tick {
3580	return unless $TICK_WATCHER->is_active;
3581	return if $Coro::current == $Coro::main;	3738	return if tick_inhibit || $Coro::current == $Coro::main;
3582		3739
3583	my $signal = new Coro::Signal;	3740	my $signal = new Coro::Signal;
3584	push @WAIT_FOR_TICK, $signal;	3741	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;	3742	$signal->wait;
3586	}	3743	}
3587		3744
3588	sub wait_for_tick_begin {	3745	sub wait_for_tick_begin {
3589	return unless $TICK_WATCHER->is_active;
3590	return if $Coro::current == $Coro::main;	3746	return if tick_inhibit || $Coro::current == $Coro::main;
3591		3747
3592	my $signal = new Coro::Signal;	3748	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	3749	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	3750	$signal->wait;
3595	}	3751	}
3596		3752
3597	$TICK_WATCHER = Event->timer (	3753	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	3756	unless ++$bug_warning > 10;
3607	return;	3757	return;
3608	}	3758	}
3609		3759
3610	$NOW = $tick_start = Event::time;
3611
3612	cf::server_tick; # one server iteration	3760	cf::server_tick; # one server iteration
3613		3761
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK += $TICK;
3616
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	3764	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	3765	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	3766	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	3767	or warn "ERROR: unable to write runtime file: $!";
3623	};
3624	}	3768	};
		3769	}
3625		3770
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	3772	$sig->send;
3628	}	3773	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	3774	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	3775	$sig->send;
3631	}	3776	}
3632		3777
3633	$NOW = Event::time;	3778	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		3780
3644	_post_tick;	3781	if (0) {
		3782	if ($NEXT_TICK) {
		3783	my $jitter = $TICK_START - $NEXT_TICK;
		3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3785	warn "jitter $JITTER\n";#d#
		3786	}
3645	},	3787	}
3646	);	3788	}
3647		3789
3648	{	3790	{
		3791	# configure BDB
		3792
3649	BDB::min_parallel 8;	3793	BDB::min_parallel 8;
3650	BDB::max_poll_time $TICK * 0.1;	3794	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	3795	$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		3796
3675	unless ($DB_ENV) {	3797	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	3798	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| BDB::LOG_AUTOREMOVE, 1);	3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3801	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3802	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3803	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		3804
3682	cf::sync_job {	3805	cf::sync_job {
3683	eval {	3806	eval {
…		…
3693		3816
3694	cf::cleanup "db_env_open(db): $@" if $@;	3817	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	3818	};
3696	}	3819	}
3697		3820
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	3821	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3822	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706	},
3707	);	3823	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	3824	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	3826	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	3829	};
3728	}	3830	}
3729		3831
3730	{	3832	{
		3833	# configure IO::AIO
		3834
3731	IO::AIO::min_parallel 8;	3835	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	3836	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	3837	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	3838	}
3744		3839
3745	my $_log_backtrace;	3840	my $_log_backtrace;
3746		3841
3747	sub _log_backtrace {	3842	sub _log_backtrace {
…		…
3750	$msg =~ s/\n//;	3845	$msg =~ s/\n//;
3751		3846
3752	# limit the # of concurrent backtraces	3847	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	3848	if ($_log_backtrace < 2) {
3754	++$_log_backtrace;	3849	++$_log_backtrace;
		3850	my $perl_bt = Carp::longmess $msg;
3755	async {	3851	async {
3756	$Coro::current->{desc} = "abt $msg";	3852	$Coro::current->{desc} = "abt $msg";
3757		3853
3758	my @bt = fork_call {	3854	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	3855	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	3866	}
3771		3867
3772	@funcs	3868	@funcs
3773	};	3869	};
3774		3870
3775	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $perl_bt\n";
		3872	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	3873	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	3874	--$_log_backtrace;
3778	};	3875	};
3779	} else {	3876	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	3877	LOG llevInfo, "[ABT] $msg\n";

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