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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.316 by root, Mon Jul 23 21:02:50 2007 UTC vs.
Revision 1.621 by root, Fri Nov 18 20:55:00 2016 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	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 ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;
33	use Compress::LZF;	63	use Compress::LZF;
34	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
35		67
36	# configure various modules to our taste	68	# configure various modules to our taste
37	#	69	#
38	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		78
42	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
43		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
74		125
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
80	our $NOW;	144	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		145
83	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
94		149
95	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		152
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
101		165
102	binmode STDOUT;	166	binmode STDOUT;
103	binmode STDERR;	167	binmode STDERR;
104		168
105	# read virtual server time, if available	169	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
110	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
111		177
112	mkdir $_	178	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		180
115	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
116		182
117	sub cf::map::normalise;	183	sub cf::map::normalise;
118		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
119	#############################################################################	189	#############################################################################
120		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
121	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
122		203
123	=over 4	204	=over 4
124		205
125	=item $cf::UPTIME	206	=item $cf::UPTIME
126		207
127	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
128		224
129	=item $cf::RUNTIME	225	=item $cf::RUNTIME
130		226
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	228	every server tick.
133		229
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		233
138	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
141	database environment.	237	database environment.
142		238
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	239	=item $cf::LOADAVG
152		240
153	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
158		246
159	The raw value load value from the last tick.	247	The raw value load value from the last tick.
160		248
161	=item %cf::CFG	249	=item %cf::CFG
162		250
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	252	from wherever your confdir points to.
165		253
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		255
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
169	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
171		277
172	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
173		279
174	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	282	that call.
177		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
178	=back	290	=back
179		291
180	=cut	292	=cut
181		293
182	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	301	my $msg = join "", @_;
185		302
186	$msg .= "\n"	303	$msg .= "\n"
187	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
188		305
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		307
191	utf8::encode $msg;
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
195		324
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	335	for my $pkg (qw(
207	cf::global cf::attachable	336	cf::global cf::attachable
208	cf::object cf::object::player	337	cf::object cf::object::player
209	cf::client cf::player	338	cf::client cf::player
210	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
211	cf::map cf::party cf::region	341	cf::party cf::region
212	)) {	342	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	344	}
216		345
217	$Event::DIED = sub {	346	$EV::DIED = sub {
218	warn "error in event callback: @_";	347	warn "error in event callback: $@";
219	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
220		354
221	#############################################################################	355	#############################################################################
222		356
223	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
224		358
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	380	$d
247	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
248	}	382	}
249		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
250	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
251		437
252	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
253		439
254	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
255		441
256	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
257		443
258	=cut	444	=cut
259		445
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		447
262	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
264		512
265	=item cf::lock_wait $string	513	=item cf::lock_wait $string
266		514
267	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
268		516
269	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
270		518
271	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
274	returned.	522	returned.
275		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
276	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
278		529
279	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
280		531
281	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
282		533
283	=cut	534	=cut
284		535
285	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
286		537
287	sub lock_wait($) {	538	sub lock_wait($) {
288	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	540	}
296		541
297	sub lock_acquire($) {	542	sub lock_acquire($) {
298	my ($key) = @_;	543	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	544	}
310		545
311	sub lock_active($) {	546	sub lock_active($) {
312	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	548	}
316		549
317	sub freeze_mainloop {	550	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
319		552
320	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	554	}
322	};	555
323	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
324	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
325	}	569	}
326		570
327	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
328		572
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
332		580
333	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
335		583
336	Useful for short background jobs.	584	Useful for short background jobs.
337		585
338	=cut	586	=cut
339		587
340	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
342		591
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
345	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
346		598
347	while () {	599	while () {
348	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
349	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	605
351	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	610	$job->[2]->send;
355	Coro::cede;
356	goto next_job;	611	goto next_job;
357	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	614	}
359	}	615	}
360		616
361	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
363	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;
365	} else {	619	} else {
		620	$busy = 0;
366	Coro::schedule;	621	Coro::schedule;
367	}	622	}
368	}	623	}
369	};	624	};
370		625
371	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
372	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
373		630
374	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
375	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
376		634
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
390		648
391	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
392		650
393	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
394		652
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or is runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	656	acceptable.
399		657
400	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	663	=cut
406		664
407	sub sync_job(&) {	665	sub sync_job(&) {
408	my ($job) = @_;	666	my ($job) = @_;
409		667
410	if ($Coro::current == $Coro::main) {	668	if (in_main) {
411	my $time = Event::time;	669	my $time = AE::time;
412		670
413	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
415		673
416	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	675
418	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
419		677
420	my $busy = 1;	678	my $busy = 1;
421	my @res;	679	my @res;
422		680
423	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	683	@res = eval { $job->() };
425	warn $@ if $@;	684	error $@ if $@;
426	undef $busy;	685	undef $busy;
427	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
428		687
429	while ($busy) {	688	while ($busy) {
430	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::run EV::RUN_ONCE;
431	}	693	}
		694	}
432		695
433	$time = Event::time - $time;	696	my $time = AE::time - $time;
434		697
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
439		699
440	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
441	} else {	701	} else {
442	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
443		703
…		…
463	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
464		724
465	$coro	725	$coro
466	}	726	}
467		727
468	=item fork_call { }, $args	728	=item fork_call { }, @args
469		729
470	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
474		734
475	=cut	735	=cut
476		736
477	sub _store_scalar {	737	sub post_fork {
478	open my $fh, ">", \my $buf	738	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	739	}
485		740
486	sub fork_call(&@) {	741	sub fork_call(&@) {
487	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
488		743
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	my @res = Coro::Util::fork_eval {
490	# or die "socketpair: $!";	745	cf::post_fork;
491	pipe my $fh1, my $fh2	746	&$cb
492	or die "pipe: $!";	747	} @args;
493		748
494	if (my $pid = fork) {	749	wantarray ? @res : $res[-1]
495	close $fh2;	750	}
496		751
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	752	sub objinfo {
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
528	}	788	}
529		789
530	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
531		791
532	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	794	=item cf::db_put $family => $key => $value
535		795
536	Stores the given C<$value> in the family. It can currently store binary	796	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	797	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		798
		799	=item $db = cf::db_table "name"
		800
		801	Create and/or open a new database table. The string must not be "db" and must be unique
		802	within each server.
		803
539	=cut	804	=cut
		805
		806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
		810	my ($name) = @_;
		811	my $db = BDB::db_create $DB_ENV;
		812
		813	eval {
		814	$db->set_flags (BDB::CHKSUM);
		815
		816	utf8::encode $name;
		817	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		818	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		819	cf::cleanup "db_open(db): $!" if $!;
		820	};
		821	cf::cleanup "db_open(db): $@" if $@;
		822
		823	$db
		824	}
540		825
541	our $DB;	826	our $DB;
542		827
543	sub db_init {	828	sub db_init {
544	unless ($DB) {	829	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	830	}
559		831
560	sub db_get($$) {	832	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
562		834
563	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
564	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
565		839
566	$! ? ()	840	$! ? ()
567	: $data	841	: $data
568	}
569	}	842	}
570		843
571	sub db_put($$$) {	844	sub db_put($$$) {
572	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		874
602	my @data;	875	my @data;
603	my $md5;	876	my $md5;
604		877
605	for (0 .. $#$src) {	878	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	880	}
609		881
610	# if processing is expensive, check	882	# if processing is expensive, check
611	# checksum first	883	# checksum first
612	if (1) {	884	if (1) {
613	$md5 =	885	$md5 =
614	join "\x00",	886	join "\x00",
615	$processversion,	887	$processversion,
616	map {	888	map {
617	Coro::cede;	889	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	890	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	891	} 0.. $#$src;
620		892
621		893
622	my $dbmd5 = db_get cache => "$id/md5";	894	my $dbmd5 = db_get cache => "$id/md5";
…		…
625		897
626	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
627	}	899	}
628	}	900	}
629		901
630	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
631	my $data = $process->(\@data);	903	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
633		905
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		907
636	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
639		911
…		…
649		921
650	=cut	922	=cut
651		923
652	sub datalog($@) {	924	sub datalog($@) {
653	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	927	}
656		928
657	=back	929	=back
658		930
659	=cut	931	=cut
660		932
661	#############################################################################	933	#############################################################################
662		934
663	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
664		936
665	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
668		940
669	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	943	Deliantra).
672		944
673	=over 4	945	=over 4
674		946
675	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
676		948
…		…
720	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
721		993
722	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
724		996
725	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
727		999
728	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
729		1001
730	=over 4	1002	=over 4
…		…
854		1126
855	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1129
858	} elsif (ref $type) {	1130	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
860		1132
861	} else {	1133	} else {
862	shift @arg;	1134	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
864	}	1136	}
865	}	1137	}
866	}	1138	}
867		1139
868	sub _object_attach {	1140	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
879	}	1151	}
880		1152
881	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
882	} else {	1154	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1156	}
885		1157
886	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
887	}	1159	}
888		1160
…		…
947		1219
948	for (@$callbacks) {	1220	for (@$callbacks) {
949	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
950		1222
951	if ($@) {	1223	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1225	override;
955	}	1226	}
956		1227
957	return 1 if $override;	1228	return 1 if $override;
958	}	1229	}
959		1230
960	0	1231	0
961	}	1232	}
962		1233
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1235
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1237
967	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
968		1239
…		…
974		1245
975	=cut	1246	=cut
976		1247
977	#############################################################################	1248	#############################################################################
978	# object support	1249	# object support
979	#
980		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
981	sub _can_merge {	1284	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
983		1286
984	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1288
988	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
989	}	1291	}
990		1292
991	sub reattach {	1293	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1295	my ($obj) = @_;
994		1296
		1297	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1299
997	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
998		1301
999	@$registry = ();	1302	@$registry = ();
1000		1303
…		…
1005	for (@$attach) {	1308	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1008	}	1311	}
1009	} else {	1312	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1314	}
1012	}	1315	}
1013	}	1316	}
1014		1317
1015	cf::attachable->attach (	1318	cf::attachable->attach (
1016	prio => -1000000,	1319	prio => -1000000,
1017	on_instantiate => sub {	1320	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1019		1322
1020	$data = from_json $data;	1323	$data = decode_json $data;
1021		1324
1022	for (@$data) {	1325	for (@$data) {
1023	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1024		1327
1025	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1344	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1043		1346
1044	sync_job {	1347	sync_job {
1045	if (length $$rdata) {	1348	if (length $$rdata) {
		1349	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1048		1353
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1053	close $fh;	1361	aio_close $fh;
1054		1362
1055	if (@$objs) {	1363	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1061	close $fh;	1372	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1374	}
1064	} else {	1375	} else {
1065	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1066	}	1377	}
1067		1378
1068	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1383	} else {
1070	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1071	}	1385	}
1072	} else {	1386	} else {
1073	aio_unlink $filename;	1387	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1075	}	1389	}
1076	}	1390	};
1077	}	1391	}
1078		1392
1079	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1081		1395
…		…
1093	or return;	1407	or return;
1094		1408
1095	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1411	or return;
		1412
1098	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1099	}	1415	}
1100		1416
		1417	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
		1421
1103	return ($data, $av);	1422	($data, $av)
1104	}	1423	}
1105		1424
1106	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
1107		1426
1108	=over 4	1427	=over 4
…		…
1110	=cut	1429	=cut
1111		1430
1112	#############################################################################	1431	#############################################################################
1113	# command handling &c	1432	# command handling &c
1114		1433
1115	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1116		1435
1117	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1118	$name.	1437	$name.
1119		1438
1120	=cut	1439	=cut
…		…
1126	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1127		1446
1128	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1129	}	1448	}
1130		1449
1131	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1132		1451
1133	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1134	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1135	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1136	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1137	has logged in successfully.	1456	has logged in successfully.
1138		1457
1139	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1140	called.
1141		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1142	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1143		1466
1144	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1145	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1146	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1147	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1148	log-in.	1471	log-in.
1149		1472
1150	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1151	called.
1152		1474
1153	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1154		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1155	sub register_extcmd {	1482	sub register_extcmd($$) {
1156	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1157		1484
1158	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1159	}	1486	}
1160		1487
1161	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1162	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1163		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1164	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1165	}	1498	}
1166		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1167	cf::player->attach (	1508	cf::player->attach (
1168	on_command => sub {	1509	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1170		1511
1171	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1172	or return;	1513	or return;
1173		1514
…		…
1181	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1182		1523
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1525
1185	if (ref $msg) {	1526	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg
1188	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1528
1191	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
1193		1544
1194	$pl->ext_reply ($reply, @reply)	1545	$pl->ext_msg ("reply-$reply", @reply)
1195	if $reply;	1546	if $reply;
1196	}	1547	}
		1548
1197	} else {	1549	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1551	}
1200		1552
1201	cf::override;	1553	cf::override;
1202	},	1554	},
1203	);	1555	);
1204		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1205	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1206	cf::sync_job {	1586	cf::sync_job {
1207	my %todo;	1587	my %todo;
1208		1588
1209	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1590	next unless -r $path;
…		…
1228		1608
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1611
1232	$ext{source} =	1612	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1235	. $source	1615	. $source
1236	. "\n};\n1";	1616	. "\n};\n1";
1237		1617
1238	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1239	}	1619	}
1240		1620
		1621	my $pass = 0;
1241	my %done;	1622	my %done;
1242	while (%todo) {	1623	while (%todo) {
1243	my $progress;	1624	my $progress;
1244		1625
		1626	++$pass;
		1627
		1628	ext:
1245	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1631	next ext
1248	unless exists $done{$_};	1632	unless exists $done{$_};
1249	}	1633	}
1250		1634
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1636
1253	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1258	warn $msg;	1653
1259	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1655	delete $todo{$k};
1261	}	1656	} else {
1262		1657	$done{$k} = delete $todo{$k};
1263	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1264	}	1663	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1664	}
1270		1665
1271	skip:	1666	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1274	}	1676	}
1275	};	1677	};
1276	}	1678	}
1277		1679
1278	#############################################################################	1680	#############################################################################
1279		1681
1280	=back	1682	=back
1281		1683
1282	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1283		1685
1284	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1285		1687
1286	=cut	1688	=cut
1287		1689
1288	package cf::player;	1690	package cf::player;
1289		1691
1290	use Coro::AIO;	1692	use Coro::AIO;
1291		1693
1292	=head3 cf::player	1694	=head3 cf::player
1293		1695
1294	=over 4	1696	=over 4
		1697
		1698	=item cf::player::num_playing
		1699
		1700	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1701
		1702	=cut
		1703
		1704	sub num_playing {
		1705	scalar grep
		1706	$_->ob->map
		1707	&& !$_->hidden
		1708	&& !$_->ob->flag (cf::FLAG_WIZ),
		1709	cf::player::list
		1710	}
1295		1711
1296	=item cf::player::find $login	1712	=item cf::player::find $login
1297		1713
1298	Returns the given player object, loading it if necessary (might block).	1714	Returns the given player object, loading it if necessary (might block).
1299		1715
…		…
1318		1734
1319	sub exists($) {	1735	sub exists($) {
1320	my ($login) = @_;	1736	my ($login) = @_;
1321		1737
1322	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1324	}	1740	}
1325		1741
1326	sub find($) {	1742	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1744	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1751	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1752	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1753	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1754	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1755
1340	my $pl = load_pl path $login	1756	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1757	or return;
		1758
		1759	my $pl = cf::player::load_pl $f
		1760	or return;
		1761
		1762	local $cf::PLAYER_LOADING{$login} = $pl;
		1763	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1343	}	1765	}
1344	}	1766	}
1345	}	1767	}
		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
1346		1781
1347	sub save($) {	1782	sub save($) {
1348	my ($pl) = @_;	1783	my ($pl) = @_;
1349		1784
1350	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1356		1791
1357	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1359		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1799
1360	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1361	Coro::cede;	1801	cf::cede_to_tick;
1362	}	1802	}
1363		1803
1364	sub new($) {	1804	sub new($) {
1365	my ($login) = @_;	1805	my ($login) = @_;
1366		1806
…		…
1372	$cf::PLAYER{$login} = $self;	1812	$cf::PLAYER{$login} = $self;
1373		1813
1374	$self	1814	$self
1375	}	1815	}
1376		1816
		1817	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1818
		1819	=cut
		1820
		1821	sub send_msg {
		1822	my $ns = shift->ns
		1823	or return;
		1824	$ns->send_msg (@_);
		1825	}
		1826
1377	=item $pl->quit_character	1827	=item $pl->quit_character
1378		1828
1379	Nukes the player without looking back. If logged in, the connection will	1829	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1830	be destroyed. May block for a long time.
1381		1831
…		…
1385	my ($pl) = @_;	1835	my ($pl) = @_;
1386		1836
1387	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1388		1838
1389	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1841
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1395	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1396		1850
1397	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1434	or return [];	1888	or return [];
1435		1889
1436	my @logins;	1890	my @logins;
1437		1891
1438	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
		1893	my $path = path $login;
		1894
		1895	# a .pst is a dead give-away for a valid player
		1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1901	}
1442		1902
1443	utf8::decode $login;	1903	utf8::decode $login;
1444	push @logins, $login;	1904	push @logins, $login;
1445	}	1905	}
1446		1906
1447	\@logins	1907	\@logins
1448	}	1908	}
1449		1909
1450	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1451		1913
1452	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1453	player. May block.	1915	player. May block.
1454		1916
1455	=cut	1917	=cut
…		…
1473	}	1935	}
1474		1936
1475	\@paths	1937	\@paths
1476	}	1938	}
1477		1939
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1941
1480	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527
1528	=item $player->ext_reply ($msgid, @msg)
1529
1530	Sends an ext reply to the player.
1531
1532	=cut
1533
1534	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;
1536
1537	if ($self->ns->extcmd == 2) {
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}
1545		1943
1546	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1547		1945
1548	Sends an ext event to the client.	1946	Sends an ext event to the client.
1549		1947
…		…
1569		1967
1570	=cut	1968	=cut
1571		1969
1572	sub find_by_path($) {	1970	sub find_by_path($) {
1573	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1574		1974
1575	my ($match, $specificity);	1975	my ($match, $specificity);
1576		1976
1577	for my $region (list) {	1977	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1606		2006
1607	sub generate_random_map {	2007	sub generate_random_map {
1608	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1610	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	2013	}
1624		2014
1625	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1626		2016
1627	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1632		2022
1633	sub register {	2023	sub register {
1634	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	2025	my $pkg = caller;
1636		2026
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		2028
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	2030	}
1642		2031
1643	# also paths starting with '/'	2032	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		2034
1646	sub thawer_merge {	2035	sub thawer_merge {
1647	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1648		2037
1649	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1654	}	2043	}
1655		2044
1656	sub normalise {	2045	sub normalise {
1657	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1658		2047
1659	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1660		2049
1661	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1662		2051
1663	# map plan:	2052	# map plan:
1664	#	2053	#
…		…
1679	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	2069	$path = "$base/$path";
1681	}	2070	}
1682		2071
1683	for ($path) {	2072	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1687	}	2075	}
1688		2076
1689	$path	2077	$path
…		…
1703	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1704	return $self;	2092	return $self;
1705	}	2093	}
1706	}	2094	}
1707		2095
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	2097	()
1710	}	2098	}
1711		2099
		2100	# may re-bless or do other evil things
1712	sub init {	2101	sub init {
1713	my ($self) = @_;	2102	my ($self) = @_;
1714		2103
1715	$self	2104	$self
1716	}	2105	}
…		…
1735		2124
1736	# the temporary/swap location	2125	# the temporary/swap location
1737	sub save_path {	2126	sub save_path {
1738	my ($self) = @_;	2127	my ($self) = @_;
1739		2128
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1742	}	2131	}
1743		2132
1744	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1745	sub uniq_path {	2134	sub uniq_path {
1746	my ($self) = @_;	2135	my ($self) = @_;
1747		2136
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2139	}
1760		2140
1761	sub decay_objects {	2141	sub decay_objects {
1762	my ($self) = @_;	2142	my ($self) = @_;
1763		2143
…		…
1776		2156
1777	sub load_header_from($) {	2157	sub load_header_from($) {
1778	my ($self, $path) = @_;	2158	my ($self, $path) = @_;
1779		2159
1780	utf8::encode $path;	2160	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2161	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2162	or return;
1786		2163
		2164	$self->_load_header ($f)
		2165	or return;
		2166
		2167	local $MAP_LOADING{$self->{path}} = $self;
		2168	$f->resolve_delayed_derefs;
		2169
1787	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1788		2171
1789	1	2172	1
1790	}	2173	}
1791		2174
		2175	# used to laod the header of an original map
1792	sub load_header_orig {	2176	sub load_header_orig {
1793	my ($self) = @_;	2177	my ($self) = @_;
1794		2178
1795	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1796	}	2180	}
1797		2181
		2182	# used to laod the header of an instantiated map
1798	sub load_header_temp {	2183	sub load_header_temp {
1799	my ($self) = @_;	2184	my ($self) = @_;
1800		2185
1801	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1802	}	2187	}
1803		2188
		2189	# called after loading the header from an instantiated map
1804	sub prepare_temp {	2190	sub prepare_temp {
1805	my ($self) = @_;	2191	my ($self) = @_;
1806		2192
1807	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1808	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1809	# safety	2195	# safety
1810	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1811	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1812	}	2198	}
1813		2199
		2200	# called after loading the header from an original map
1814	sub prepare_orig {	2201	sub prepare_orig {
1815	my ($self) = @_;	2202	my ($self) = @_;
1816		2203
1817	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1818	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1842		2229
1843	sub find;	2230	sub find;
1844	sub find {	2231	sub find {
1845	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1846		2233
		2234	cf::cede_to_tick;
		2235
1847	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1848		2237
		2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2240
1851	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1854	or return;	2243	or return;
1855		2244
1856	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1857		2246
…		…
1859	or return;	2248	or return;
1860		2249
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
		2254	undef $guard1;
1864	$map->reset;	2255	$map->reset;
1865	undef $guard;
1866	return find $path;	2256	return find $path;
1867	}	2257	}
1868		2258
1869	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1870	}	2260	}
1871	}	2261	}
1872		2262
1873	sub pre_load { }	2263	sub pre_load { }
1874	sub post_load { }	2264	#sub post_load { } # XS
1875		2265
1876	sub load {	2266	sub load {
1877	my ($self) = @_;	2267	my ($self) = @_;
1878		2268
1879	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
1880		2270
1881	my $path = $self->{path};	2271	my $path = $self->{path};
1882		2272
1883	{	2273	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1885		2275
		2276	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1887
1888	$self->in_memory (cf::MAP_LOADING);
1889		2278
1890	$self->alloc;	2279	$self->alloc;
1891		2280
1892	$self->pre_load;	2281	$self->pre_load;
1893	Coro::cede;	2282	cf::cede_to_tick;
1894		2283
1895	$self->_load_objects ($self->{load_path}, 1)	2284	if (exists $self->{load_path}) {
		2285	my $f = new_from_file cf::object::thawer $self->{load_path};
		2286	$f->skip_block;
		2287	$self->_load_objects ($f)
1896	or return;	2288	or return;
1897		2289
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1899	if delete $self->{load_original};	2291	if delete $self->{load_original};
1900		2292
1901	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2294	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2295	unless (aio_stat $uniq) {
		2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2297	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2298	$self->_load_objects ($f);
		2299	$f->resolve_delayed_derefs;
		2300	}
		2301	}
1906	}	2302	}
1907	}
1908		2303
1909	Coro::cede;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
		2311
		2312	cf::cede_to_tick;
1910	# now do the right thing for maps	2313	# now do the right thing for maps
1911	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2316	unless $self->difficulty;
1914	Coro::cede;	2317	cf::cede_to_tick;
1915		2318
1916	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2320	$self->decay_objects;
1918	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1919	$self->update_buttons;	2322	$self->update_buttons;
1920	Coro::cede;	2323	cf::cede_to_tick;
1921	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1922	Coro::cede;
1923	$self->activate;
1924	}	2325	}
1925		2326
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2327	$self->{last_save} = $cf::RUNTIME;
		2328	$self->last_access ($cf::RUNTIME);
1927	}	2329	}
1928		2330
1929	$self->post_load;	2331	$self->post_load;
1930	}
1931		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2339	sub customise_for {
1933	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1934		2341
1935	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2343	if $self->per_player;
…		…
1939	# if $self->per_party;	2346	# if $self->per_party;
1940		2347
1941	$self	2348	$self
1942	}	2349	}
1943		2350
1944	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {
1946	my ($map) = @_;
1947
1948	my @diag; # diagonal neighbours
1949
1950	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)
1952	or next;
1953	$neigh = find $neigh, $map
1954	or next;
1955	$neigh->load;
1956
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}
1960
1961	for (@diag) {
1962	my $neigh = find @$_
1963	or next;
1964	$neigh->load;
1965	}
1966	}
1967
1968	sub find_sync {	2351	sub find_sync {
1969	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
1970		2353
1971	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
1972	}	2359	}
1973		2360
1974	sub do_load_sync {	2361	sub do_load_sync {
1975	my ($map) = @_;	2362	my ($map) = @_;
1976		2363
1977	cf::sync_job { $map->load };	2364	# it's a bug to call this from the main context
		2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2366	if $Coro::current == $Coro::main;
		2367
		2368	$map->load;
1978	}	2369	}
1979		2370
1980	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
1982		2373
1983	sub find_async {	2374	sub find_async {
1984	my ($path, $origin) = @_;	2375	my ($path, $origin, $load) = @_;
1985		2376
1986	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
1987		2378
1988	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
1990	}	2381	}
1991		2382
1992	undef $MAP_PREFETCH{$path};	2383	$MAP_PREFETCH{$path} |= $load;
		2384
1993	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
1994	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2390	if (my $map = find $k) {
1997	$map->load;	2391	$map->load if $MAP_PREFETCH{$k};
1998	}	2392	}
1999		2393
2000	delete $MAP_PREFETCH{$path};	2394	delete $MAP_PREFETCH{$k};
2001	}	2395	}
2002	}	2396	}
2003	undef $MAP_PREFETCHER;	2397	undef $MAP_PREFETCHER;
2004	};	2398	};
2005	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2006		2400
2007	()	2401	()
2008	}	2402	}
2009		2403
		2404	# common code, used by both ->save and ->swapout
2010	sub save {	2405	sub _save {
2011	my ($self) = @_;	2406	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2407
2015	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2016		2409
2017	return unless $self->dirty;	2410	return unless $self->dirty;
2018		2411
…		…
2024	return if $self->{deny_save};	2417	return if $self->{deny_save};
2025		2418
2026	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2027		2420
2028	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2030	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2031		2427
2032	if ($uniq) {	2428	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2431	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2433	}
2038	}	2434	}
2039		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2040	sub swap_out {	2444	sub swap_out {
2041	my ($self) = @_;	2445	my ($self) = @_;
2042		2446
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2048	return if $self->players;	2451	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
2052	$self->clear;	2462	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2463	}
2055		2464
2056	sub reset_at {	2465	sub reset_at {
2057	my ($self) = @_;	2466	my ($self) = @_;
2058		2467
…		…
2076		2485
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2487
2079	return if $self->players;	2488	return if $self->players;
2080		2489
2081	warn "resetting map ", $self->path;	2490	cf::trace "resetting map ", $self->path, "\n";
2082		2491
2083	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
2084		2493
2085	# need to save uniques path	2494	# need to save uniques path
2086	unless ($self->{deny_save}) {	2495	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2497
…		…
2090	if $uniq;	2499	if $uniq;
2091	}	2500	}
2092		2501
2093	delete $cf::MAP{$self->path};	2502	delete $cf::MAP{$self->path};
2094		2503
		2504	$self->deactivate;
		2505	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2506	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2507
2099	$self->unlink_save;	2508	$self->unlink_save;
2100	$self->destroy;	2509	$self->destroy;
2101	}	2510	}
2102		2511
2103	my $nuke_counter = "aaaa";	2512	my $nuke_counter = "aaaa";
2104		2513
2105	sub nuke {	2514	sub nuke {
2106	my ($self) = @_;	2515	my ($self) = @_;
2107		2516
		2517	{
		2518	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2519
2108	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2109		2521
2110	$self->unlink_save;	2522	$self->unlink_save;
2111		2523
2112	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2529
2118	$cf::MAP{$self->path} = $self;	2530	$cf::MAP{$self->path} = $self;
		2531	}
2119		2532
2120	$self->reset; # polite request, might not happen	2533	$self->reset; # polite request, might not happen
2121	}	2534	}
2122		2535
2123	=item $maps = cf::map::tmp_maps	2536	=item $maps = cf::map::tmp_maps
…		…
2165		2578
2166	sub unique_maps() {	2579	sub unique_maps() {
2167	[	2580	[
2168	map {	2581	map {
2169	utf8::decode $_;	2582	utf8::decode $_;
2170	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2171	? normalise $_	2586	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2588	]
2175	}	2589	}
2176		2590
2177	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2178		2622
2179	=back	2623	=back
2180		2624
2181	=head3 cf::object	2625	=head3 cf::object
2182		2626
…		…
2186		2630
2187	=over 4	2631	=over 4
2188		2632
2189	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2190		2634
2191	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2192		2637
2193	=cut	2638	=cut
2194		2639
2195	sub inv_recursive_;	2640	sub inv_recursive_;
2196	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2199		2644
2200	sub inv_recursive {	2645	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2202	}	2647	}
2203		2648
		2649	=item $ref = $ob->ref
		2650
		2651	Creates and returns a persistent reference to an object that can be stored as a string.
		2652
		2653	=item $ob = cf::object::deref ($refstring)
		2654
		2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2656	even if the object actually exists. May block.
		2657
		2658	=cut
		2659
		2660	sub deref {
		2661	my ($ref) = @_;
		2662
		2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2664	my ($uuid, $name) = ($1, $2);
		2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2666	or return;
		2667	$pl->ob->uuid eq $uuid
		2668	or return;
		2669
		2670	$pl->ob
		2671	} else {
		2672	warn "$ref: cannot resolve object reference\n";
		2673	undef
		2674	}
		2675	}
		2676
2204	package cf;	2677	package cf;
2205		2678
2206	=back	2679	=back
2207		2680
2208	=head3 cf::object::player	2681	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2687	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2217		2690
2218	=cut	2691	=cut
		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
2219		2706
2220	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2708	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2724
2238	} else {	2725	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2728	}
2242	}	2729	}
		2730	}
		2731
		2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2733
		2734	=cut
		2735
		2736	sub cf::object::send_msg {
		2737	my $pl = shift->contr
		2738	or return;
		2739	$pl->send_msg (@_);
2243	}	2740	}
2244		2741
2245	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2246		2743
2247	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2248	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2249		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2250	=cut	2772	=cut
2251		2773
2252	sub cf::object::player::may {	2774	sub cf::object::player::may {
2253	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2254		2776
2255	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2256	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2257	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2258	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2259	}	2781	}
2260		2782
2261	=item $player_object->enter_link	2783	=item $player_object->enter_link
2262		2784
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2786
2265	The player should be reasonably safe there for short amounts of time. You	2787	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2789	though, as the player cannot control the character while it is on the link
		2790	map.
2267		2791
2268	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2269		2799
2270	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2271		2801
2272	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2273	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2291	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2822	my ($self) = @_;
2293		2823
2294	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2295		2825
		2826	++$self->{_link_recursion};
		2827
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2829
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2300		2832
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2834	}
2303		2835
2304	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2306		2838
…		…
2323	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2325		2857
2326	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2329		2861
2330	$map->load;	2862	$map->load;
2331	$map->load_diag;
2332		2863
2333	return unless $self->contr->active;	2864	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2865
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2338	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2339		2873
		2874	}
		2875
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2877
2342	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2882	be called at the end of this process.
2347		2883
		2884	Note that $check will be called with a potentially non-loaded map, so if
		2885	it needs a loaded map it has to call C<< ->load >>.
		2886
2348	=cut	2887	=cut
2349		2888
2350	our $GOTOGEN;	2889	our $GOTOGEN;
2351		2890
2352	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
		2899
2355	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2902
2358	$self->enter_link;	2903	$self->enter_link;
2359		2904
2360	(async {	2905	(async {
		2906	$Coro::current->{desc} = "player::goto $path $x $y";
		2907
		2908	# *tag paths override both path and x|y
		2909	if ($path =~ /^\*(.*)$/) {
		2910	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2911	my $ob = $obs[rand @obs];
		2912
		2913	# see if we actually can go there
		2914	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2915	$ob = $obs[rand @obs];
		2916	} else {
		2917	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2918	}
		2919	# else put us there anyways for now #d#
		2920
		2921	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2922	} else {
		2923	($path, $x, $y) = (undef, undef, undef);
		2924	}
		2925	}
		2926
2361	my $map = eval {	2927	my $map = eval {
2362	my $map = cf::map::find $path;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2929
2364	if ($map) {	2930	if ($map) {
2365	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2933	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2935	}
2370		2936
2371	$map	2937	$map
2372	};	2938	};
2373		2939
…		…
2379	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2382	}	2948	}
2383		2949
2384	$done->() if $done;	2950	$done->($self) if $done;
2385	})->prio (1);	2951	})->prio (1);
2386	}	2952	}
2387		2953
2388	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2389		2955
…		…
2409	}	2975	}
2410		2976
2411	sub prepare_random_map {	2977	sub prepare_random_map {
2412	my ($exit) = @_;	2978	my ($exit) = @_;
2413		2979
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2982	# that depends on the exit object
2419		2983
2420	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2986	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2427	}	2993	}
2428		2994
2429	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2430		2996
2431	my $data = cf::to_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2434		3000
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	3003	undef $fh;
2438	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2439		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2442	}	3012	}
2443	}	3013	}
2444		3014
2445	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2447		3017
2448	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2449		3019
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	3020	$self->enter_link;
2462		3021
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	3022	(async {
2468	$self->deactivate_recursive; # just to be sure	3023	$Coro::current->{desc} = "enter_exit";
		3024
2469	unless (eval {	3025	unless (eval {
		3026	$self->deactivate_recursive; # just to be sure
		3027
		3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3029	my $x = $exit->stats->hp;
		3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
		3054
2470	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2471		3056
		3057	# if exit is damned, update players death & WoR home-position
		3058	$self->contr->savebed ($map, $x, $y)
		3059	if $exit->flag (cf::FLAG_DAMNED);
		3060
2472	1;	3061	1
2473	}) {	3062	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2478		3067
2479	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	3069	$self->leave_link;
2481	}	3070	}
2482	})->prio (1);	3071	})->prio (1);
2483	}	3072	}
2484		3073
2485	=head3 cf::client	3074	=head3 cf::client
2486		3075
2487	=over 4	3076	=over 4
2488		3077
2489	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2490		3079
2491	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2492	should not be used under normal circumstances.	3081	them as required.
2493		3082
2494	=cut	3083	=cut
2495		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2496	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2497	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2498		3089
2499	utf8::encode $text;	3090	# try lzf for large packets
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2501	}	3101	}
2502		3102
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3104
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2506	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2509		3109
2510	=cut	3110	=cut
		3111
		3112	# non-persistent channels (usually the info channel)
		3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
		3120	"c/identify" => {
		3121	id => "infobox",
		3122	title => "Identify",
		3123	reply => undef,
		3124	tooltip => "Items recently identified",
		3125	},
		3126	"c/examine" => {
		3127	id => "infobox",
		3128	title => "Examine",
		3129	reply => undef,
		3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
		3137	},
		3138	"c/book" => {
		3139	id => "infobox",
		3140	title => "Book",
		3141	reply => undef,
		3142	tooltip => "The contents of a note or book",
		3143	},
		3144	"c/lookat" => {
		3145	id => "infobox",
		3146	title => "Look",
		3147	reply => undef,
		3148	tooltip => "What you saw there",
		3149	},
		3150	"c/who" => {
		3151	id => "infobox",
		3152	title => "Players",
		3153	reply => undef,
		3154	tooltip => "Shows players who are currently online",
		3155	},
		3156	"c/body" => {
		3157	id => "infobox",
		3158	title => "Body Parts",
		3159	reply => undef,
		3160	tooltip => "Shows which body parts you posess and are available",
		3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
		3168	"c/skills" => {
		3169	id => "infobox",
		3170	title => "Skills",
		3171	reply => undef,
		3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
		3197	},
		3198	"c/uptime" => {
		3199	id => "infobox",
		3200	title => "Uptime",
		3201	reply => undef,
		3202	tooltip => "How long the server has been running since last restart",
		3203	},
		3204	"c/mapinfo" => {
		3205	id => "infobox",
		3206	title => "Map Info",
		3207	reply => undef,
		3208	tooltip => "Information related to the maps",
		3209	},
		3210	"c/party" => {
		3211	id => "party",
		3212	title => "Party",
		3213	reply => "gsay ",
		3214	tooltip => "Messages and chat related to your party",
		3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
		3230	);
2511		3231
2512	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3234
2515	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2516		3237
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3239
		3240	# check predefined channels, for the benefit of C
		3241	if ($CHANNEL{$channel}) {
		3242	$channel = $CHANNEL{$channel};
		3243
		3244	$self->ext_msg (channel_info => $channel);
		3245	$channel = $channel->{id};
		3246
2519	if (ref $channel) {	3247	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	3251	$self->ext_msg (channel_info => $channel);
2524	}	3252	}
2525		3253
2526	$channel = $channel->{id};	3254	$channel = $channel->{id};
2527	}	3255	}
2528		3256
2529	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2530		3258
2531	if ($self->can_msg) {	3259	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3261	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3262
2544	if ($color >= 0) {	3263	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3264	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3266	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3267
2549	$self->send_packet ("drawinfo $color $msg")	3268	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3269	}
2554		3270
2555	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2556		3272
2557	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2559	=cut	3275	=cut
2560		3276
2561	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2563		3279
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}
2572	}	3281	}
2573		3282
2574	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2575		3284
2576	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2596		3305
2597	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2598	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2599		3308
2600	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2601	}	3349	}
2602		3350
2603	cf::client->attach (	3351	cf::client->attach (
2604	on_connect => sub {	3352	on_connect => sub {
2605	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2631	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2632		3380
2633	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2634		3382
2635	if (ref $msg) {	3383	if (ref $msg) {
2636	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2637	"ARRAY" eq ref $msg
2638	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3385
2641	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
2643		3401
2644	$ns->ext_reply ($reply, @reply)	3402	$ns->ext_msg ("reply-$reply", @reply)
2645	if $reply;	3403	if $reply;
2646	}	3404	}
2647	} else {	3405	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3407	}
2650		3408
2651	cf::override;	3409	cf::override;
2652	},	3410	},
2653	);	3411	);
…		…
2673		3431
2674	$coro	3432	$coro
2675	}	3433	}
2676		3434
2677	cf::client->attach (	3435	cf::client->attach (
2678	on_destroy => sub {	3436	on_client_destroy => sub {
2679	my ($ns) = @_;	3437	my ($ns) = @_;
2680		3438
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3440	},
2683	);	3441	);
…		…
2698	our $safe = new Safe "safe";	3456	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
2700		3458
2701	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
2702		3460
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3461	$safe->permit_only (Opcode::opset qw(
		3462	:base_core :base_mem :base_orig :base_math :base_loop
		3463	grepstart grepwhile mapstart mapwhile
		3464	sort time
		3465	));
2704		3466
2705	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
2706		3468
2707	=pod	3469	=pod
2708		3470
2709	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
2710		3472
2711	cf::object	3473	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3474	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3475	insert remove name archname title slaying race decrease split
		3476	value
2714		3477
2715	cf::object::player	3478	cf::object::player
2716	player	3479	player
2717		3480
2718	cf::player	3481	cf::player
…		…
2723		3486
2724	=cut	3487	=cut
2725		3488
2726	for (	3489	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3491	insert remove inv nrof name archname title slaying race
		3492	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
2732	) {	3496	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3499	for @funs;
2737	}	3500	}
2738		3501
…		…
2753		3516
2754	my $qcode = $code;	3517	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
2757		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
2758	local $_;	3524	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3525
2761	my $eval =	3526	my $eval =
2762	"do {\n"	3527	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3530	. $code
2766	. "\n}"	3531	. "\n}"
2767	;	3532	;
2768		3533
		3534	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
2772		3543
2773	if ($@) {	3544	if ($@) {
2774	warn "$@";	3545	warn "$@",
2775	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
2777	}	3548	}
2778		3549
2779	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
2780	}	3551	}
2781		3552
…		…
2795	=cut	3566	=cut
2796		3567
2797	sub register_script_function {	3568	sub register_script_function {
2798	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
2799		3570
2800	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
2802	}	3573	}
2803		3574
2804	=back	3575	=back
2805		3576
2806	=cut	3577	=cut
2807		3578
2808	#############################################################################	3579	#############################################################################
2809	# the server's init and main functions	3580	# the server's init and main functions
2810		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
2811	sub load_facedata($) {	3659	sub load_facedata($) {
2812	my ($path) = @_;	3660	my ($path) = @_;
2813		3661
		3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3663
2814	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
2815		3665
2816	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3667
2822	$facedata->{version} == 2	3668	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3670
		3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
		3673
		3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3675
		3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
2824		3679
2825	{	3680	{
2826	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
2827		3682
2828	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3686
2830	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2834		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2835	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
2836	}	3694	}
2837		3695
2838	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3697	next unless $info->{smooth};
		3698
2840	my $idx = cf::face::find $face	3699	my $idx = cf::face::find $face
2841	or next;	3700	or next;
		3701
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3705	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3707	}
2848
2849	cf::cede_to_tick;
2850	}	3708	}
2851	}	3709	}
2852		3710
2853	{	3711	{
2854	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
2855		3713
2856	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
2857	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
2858	cf::cede_to_tick;
2859	}	3716	}
2860		3717
2861	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
2862	}	3719	}
2863		3720
2864	{	3721	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3723
2870	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3725	if (defined (my $type = $info->{type})) {
2872	name => $name,	3726	# TODO: different hash - must free and use new index, or cache ixface data queue
2873	type => $info->{type},
2874	copyright => $info->{copyright}, #TODO#
2875	});
2876
2877	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2878		3728
2879	if ($name =~ /\.jpg$/) {	3729	cf::face::set_type $idx, $type;
2880	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3730	cf::face::set_csum $idx, 0, $info->{hash};
2881	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
2882	} else {	3735	} else {
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3736	# $RESOURCE{$name} = $info; # unused
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_type $idx, 1;
2887	cf::face::set_data $idx, 0, $data, $chk;
2888	}	3737	}
2889
2890	cf::cede_to_tick;
2891	}	3738	}
2892	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
		3750
		3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3752
		3753	aio_close $fh if $fh; # close old facedata
2893		3754
2894	1	3755	1
2895	}	3756	}
2896		3757
		3758	register_exticmd fx_want => sub {
		3759	my ($ns, $want) = @_;
		3760
		3761	while (my ($k, $v) = each %$want) {
		3762	$ns->fx_want ($k, $v);
		3763	}
		3764	};
		3765
		3766	sub load_resource_file($) {
		3767	my $guard = lock_acquire "load_resource_file";
		3768
		3769	my $status = load_resource_file_ $_[0];
		3770	get_slot 0.1, 100;
		3771	cf::arch::commit_load;
		3772
		3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
		3788	}
		3789
2897	sub reload_regions {	3790	sub reload_regions {
		3791	# HACK to clear player env face cache, we need some signal framework
		3792	# for this (global event?)
		3793	%ext::player_env::MUSIC_FACE_CACHE = ();
		3794
2898	load_resource_file "$MAPDIR/regions"	3795	load_resource_file "$MAPDIR/regions"
2899	or die "unable to load regions file\n";	3796	or die "unable to load regions file\n";
2900		3797
2901	for (cf::region::list) {	3798	for (cf::region::list) {
2902	$_->{match} = qr/$_->{match}/	3799	$_->{match} = qr/$_->{match}/
2903	if exists $_->{match};	3800	if exists $_->{match};
2904	}	3801	}
2905	}	3802	}
2906		3803
2907	sub reload_facedata {	3804	sub reload_facedata {
2908	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
2909	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
2910	}	3807	}
2911		3808
2912	sub reload_archetypes {	3809	sub reload_archetypes {
2913	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
2914	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
2915	#d# NEED to laod twice to resolve forward references	3812
2916	# this really needs to be done in an extra post-pass	3813	cf::face::set
2917	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
2918	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
2919	or die "unable to load archetypes\n";	3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
2920	}	3838	}
2921		3839
2922	sub reload_treasures {	3840	sub reload_treasures {
2923	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
2924	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
2925	}	3843	}
2926		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
2927	sub reload_resources {	3865	sub reload_resources {
2928	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
2929		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
2930	reload_regions;	3873	reload_regions;
2931	reload_facedata;
2932	#reload_archetypes;#d#
2933	reload_archetypes;
2934	reload_treasures;	3874	reload_treasures;
2935		3875
2936	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
2937	}	3877	}
2938		3878
2939	sub init {	3879	sub reload_config {
2940	reload_resources;	3880	trace "reloading config file...\n";
2941	}
2942		3881
2943	sub cfg_load {	3882	my $config = load_file "$CONFDIR/config";
2944	open my $fh, "<:utf8", "$CONFDIR/config"	3883	utf8::decode $config;
2945	or return;	3884	*CFG = decode_yaml $config;
2946		3885
2947	local $/;
2948	*CFG = YAML::Syck::Load <$fh>;
2949
2950	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2951		3887
2952	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2953	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2954		3890
2955	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
2959	};	3895	};
2960	warn $@ if $@;	3896	warn $@ if $@;
2961	}	3897	}
2962	}	3898	}
2963		3899
		3900	sub pidfile() {
		3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3902	or die "$PIDFILE: $!";
		3903	flock $fh, &Fcntl::LOCK_EX
		3904	or die "$PIDFILE: flock: $!";
		3905	$fh
		3906	}
		3907
		3908	# make sure only one server instance is running at any one time
		3909	sub atomic {
		3910	my $fh = pidfile;
		3911
		3912	my $pid = <$fh>;
		3913	kill 9, $pid if $pid > 0;
		3914
		3915	seek $fh, 0, 0;
		3916	print $fh $$;
		3917	}
		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
2964	sub main {	3928	sub main {
		3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3937
2965	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
2966	local $Coro::idle = sub {	3939	$Coro::idle = sub {
2967	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2968	(async {	3941	(async {
2969	Event::one_event;	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3943	EV::run EV::RUN_ONCE;
2970	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
2971	};	3945	};
2972		3946
2973	cfg_load;	3947	evthread_start IO::AIO::poll_fileno;
		3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
2974	db_init;	3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
		3961	reload_config;
		3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
2975	load_extensions;	3971	load_extensions;
2976		3972
2977	$TICK_WATCHER->start;	3973	utime time, time, $RUNTIMEFILE;
2978	Event::loop;	3974
		3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
		3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3978
		3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
2979	}	3990	}
2980		3991
2981	#############################################################################	3992	#############################################################################
2982	# initialisation and cleanup	3993	# initialisation and cleanup
2983		3994
2984	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
2985	BEGIN {	3996	BEGIN {
		3997	our %SIGWATCHER = ();
2986	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
2987	Event->signal (	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2988	reentrant => 0,
2989	data => WF_AUTOCANCEL,
2990	signal => $signal,
2991	prio => 0,
2992	cb => sub {
2993	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
2994	},
2995	);	4001	};
2996	}	4002	}
2997	}	4003	}
2998		4004
2999	sub write_runtime {	4005	sub write_runtime_sync {
3000	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3001		4007
3002	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3003	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3004		4010
3005	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3006		4012
3007	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3008		4014
3009	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3010	or return;	4016	or return;
3011		4017
3012	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3013	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3014	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3024	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3025		4031
3026	close $fh	4032	close $fh
3027	or return;	4033	or return;
3028		4034
3029	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3030	and return;	4036	and return;
3031		4037
3032	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3033		4039
3034	1	4040	1
		4041	}
		4042
		4043	our $uuid_lock;
		4044	our $uuid_skip;
		4045
		4046	sub write_uuid_sync($) {
		4047	$uuid_skip ||= $_[0];
		4048
		4049	return if $uuid_lock;
		4050	local $uuid_lock = 1;
		4051
		4052	my $uuid = "$LOCALDIR/uuid";
		4053
		4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4055	or return;
		4056
		4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
		4065	$uuid_skip = 0;
		4066
		4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4068	and return;
		4069
		4070	# always fsync - this file is important
		4071	aio_fsync $fh
		4072	and return;
		4073
		4074	close $fh
		4075	or return;
		4076
		4077	aio_rename "$uuid~", $uuid
		4078	and return;
		4079
		4080	trace "uuid file written ($value).\n";
		4081
		4082	1
		4083
		4084	}
		4085
		4086	sub write_uuid($$) {
		4087	my ($skip, $sync) = @_;
		4088
		4089	$sync ? write_uuid_sync $skip
		4090	: async { write_uuid_sync $skip };
3035	}	4091	}
3036		4092
3037	sub emergency_save() {	4093	sub emergency_save() {
3038	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3039		4095
3040	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3041		4102
3042	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3043	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3044	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3045	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3046	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3047	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3048	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3049	$pl->valid or next;	4112	$pl->valid or next;
		4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3050	$pl->save;	4114	$pl->save;
3051	}	4115	}
3052	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3053		4117
3054	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3055	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3056	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3057	$map->valid or next;	4123	$map->valid or next;
3058	$map->save;	4124	$map->save;
3059	}	4125	}
3060	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3061		4127
3062	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3063	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3064	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
		4133
		4134	info "emergency_perl_save: begin write uuid\n";
		4135	write_uuid_sync 1;
		4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3065	};	4156	};
3066		4157
3067	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3068	}	4159	}
3069		4160
3070	sub post_cleanup {	4161	sub post_cleanup {
3071	my ($make_core) = @_;	4162	my ($make_core) = @_;
3072		4163
		4164	IO::AIO::flush;
		4165
3073	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3074	if $make_core;	4167	if $make_core;
		4168
		4169	my $fh = pidfile;
		4170	unlink $PIDFILE if <$fh> == $$;
		4171	}
		4172
		4173	# a safer delete_package, copied from Symbol
		4174	sub clear_package($) {
		4175	my $pkg = shift;
		4176
		4177	# expand to full symbol table name if needed
		4178	unless ($pkg =~ /^main::.*::$/) {
		4179	$pkg = "main$pkg" if $pkg =~ /^::/;
		4180	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4181	$pkg .= '::' unless $pkg =~ /::$/;
		4182	}
		4183
		4184	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4185	my $stem_symtab = *{$stem}{HASH};
		4186
		4187	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4188	or return;
		4189
		4190	# clear all symbols
		4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4192	for my $name (keys %$leaf_symtab) {
		4193	_gv_clear *{"$pkg$name"};
		4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4195	}
3075	}	4196	}
3076		4197
3077	sub do_reload_perl() {	4198	sub do_reload_perl() {
3078	# can/must only be called in main	4199	# can/must only be called in main
3079	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3080	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3081	return;	4202	return;
3082	}	4203	}
3083		4204
3084	warn "reloading...";	4205	return if $RELOAD++;
3085		4206
3086	warn "entering sync_job";	4207	my $t1 = AE::time;
3087		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3088	cf::sync_job {	4215	cf::sync_job {
3089	cf::write_runtime; # external watchdog should not bark
3090	cf::emergency_save;	4216	#cf::emergency_save;
3091	cf::write_runtime; # external watchdog should not bark
3092		4217
3093	warn "syncing database to disk";
3094	BDB::db_env_txn_checkpoint $DB_ENV;
3095
3096	# if anything goes wrong in here, we should simply crash as we already saved
3097
3098	warn "cancelling all WF_AUTOCANCEL watchers";
3099	for (Event::all_watchers) {
3100	$_->cancel if $_->data & WF_AUTOCANCEL;
3101	}
3102
3103	warn "flushing outstanding aio requests";
3104	for (;;) {
3105	BDB::flush;
3106	IO::AIO::flush;
3107	Coro::cede;
3108	last unless IO::AIO::nreqs || BDB::nreqs;
3109	warn "iterate...";
3110	}
3111
3112	++$RELOAD;
3113
3114	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3115	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3116	%EXT_CORO = ();	4220	%EXT_CORO = ();
3117		4221
3118	warn "removing commands";	4222	trace "perl_reload: removing commands";
3119	%COMMAND = ();	4223	%COMMAND = ();
3120		4224
3121	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3122	%EXTCMD = ();	4226	%EXTCMD = ();
3123	%EXTICMD = ();	4227	%EXTICMD = ();
3124		4228
3125	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3126	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3127	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3128		4232
3129	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3130	eval {	4234	eval {
3131	$cb->($pkg);	4235	$cb->($pkg);
3132	1	4236	1
3133	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
		4238	}
		4239
		4240	trace "... clearing $pkg";
		4241	clear_package $pkg;
3134	}	4242	}
3135		4243
3136	warn "... nuking $pkg";
3137	Symbol::delete_package $pkg;
3138	}
3139
3140	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3141	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3142	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3143		4247
3144	warn "... unloading $k";	4248	trace "... unloading $k";
3145	delete $INC{$k};	4249	delete $INC{$k};
3146		4250
3147	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3148	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3149		4253
3150	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3151	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3152	}	4259	}
3153		4260
3154	Symbol::delete_package $k;
3155	}
3156
3157	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3158	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3159	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3160		4264
3161	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3162	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3163	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3164		4268
3165	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3166	# and global variables created in xs	4270	# and global variables created in xs
3167	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3168		4272
3169	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3170		4274
3171	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3172	require cf;	4276	require cf;
3173	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3174		4278
3175	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3176	cf::cfg_load;	4280	cf::reload_config;
3177		4281
3178	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3179	cf::load_extensions;	4283	cf::load_extensions;
3180		4284
		4285	if ($REATTACH_ON_RELOAD) {
3181	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3182	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3183	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3184	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3185	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3186	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3187		4293
3188	warn "leaving sync_job";	4294	cf::_post_init 1;
3189		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3190	1	4298	1
3191	} or do {	4299	} or do {
3192	warn $@;	4300	error $@;
3193	warn "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3194	exit 1;	4302	};
		4303
		4304	--$RELOAD;
3195	};	4305	}
3196		4306
3197	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3198	};	4309	};
3199		4310
3200	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3201		4312
3202	sub reload_perl() {	4313	sub reload_perl() {
3203	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3204	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3205		4316
3206	$RELOAD_WATCHER ||= Event->timer (	4317	$RELOAD_WATCHER ||= cf::async {
3207	reentrant => 0,	4318	Coro::AIO::aio_wait cache_extensions;
3208	after => 0,	4319
3209	data => WF_AUTOCANCEL,	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3210	cb => sub {
3211	do_reload_perl;	4321	do_reload_perl;
3212	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3213	},	4323	};
3214	);	4324	};
3215	}	4325	}
3216		4326
3217	register_command "reload" => sub {	4327	register_command "reload" => sub {
3218	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
3219		4329
3220	if ($who->flag (FLAG_WIZ)) {	4330	if ($who->flag (FLAG_WIZ)) {
3221	$who->message ("reloading server.");	4331	$who->message ("reloading server.");
		4332	async {
		4333	$Coro::current->{desc} = "perl_reload";
3222	async { reload_perl };	4334	reload_perl;
		4335	};
3223	}	4336	}
3224	};	4337	};
3225		4338
3226	unshift @INC, $LIBDIR;	4339	#############################################################################
3227		4340
3228	my $bug_warning = 0;	4341	my $bug_warning = 0;
3229		4342
3230	our @WAIT_FOR_TICK;
3231	our @WAIT_FOR_TICK_BEGIN;
3232
3233	sub wait_for_tick {	4343	sub wait_for_tick() {
3234	return unless $TICK_WATCHER->is_active;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3235	return if $Coro::current == $Coro::main;
3236		4345
3237	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3238	push @WAIT_FOR_TICK, $signal;
3239	$signal->wait;
3240	}	4347	}
3241		4348
3242	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3243	return unless $TICK_WATCHER->is_active;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3244	return if $Coro::current == $Coro::main;
3245		4351
3246	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3248	$signal->wait;	4354	$signal->wait;
3249	}	4355	}
3250		4356
3251	my $min = 1e6;#d#	4357	sub tick {
3252	my $avg = 10;
3253	$TICK_WATCHER = Event->timer (
3254	reentrant => 0,
3255	parked => 1,
3256	prio => 0,
3257	at => $NEXT_TICK || $TICK,
3258	data => WF_AUTOCANCEL,
3259	cb => sub {
3260	if ($Coro::current != $Coro::main) {	4358	if ($Coro::current != $Coro::main) {
3261	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3262	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3263	return;	4361	return;
3264	}	4362	}
3265		4363
3266	$NOW = $tick_start = Event::time;	4364	cf::one_tick; # one server iteration
3267		4365
3268	cf::server_tick; # one server iteration	4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3269		4367
3270	0 && sync_job {#d#	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3271	for(1..10) {	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3272	my $t = Event::time;	4370	Coro::async_pool {
3273	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4371	$Coro::current->{desc} = "runtime saver";
3274	or die;	4372	write_runtime_sync
3275		4373	or error "ERROR: unable to write runtime file: $!";
3276	$map->width (50);
3277	$map->height (50);
3278	$map->alloc;
3279	$map->_load_objects ("/tmp/x.map", 1);
3280	my $t = Event::time - $t;
3281
3282	#next unless $t < 0.0013;#d#
3283	if ($t < $min) {
3284	$min = $t;
3285	}
3286	$avg = $avg * 0.99 + $t * 0.01;
3287	}
3288	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3289	exit 0;
3290	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3291	};	4374	};
		4375	}
3292		4376
3293	$RUNTIME += $TICK;
3294	$NEXT_TICK += $TICK;
3295
3296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3297	$NEXT_RUNTIME_WRITE = $NOW + 10;
3298	Coro::async_pool {
3299	write_runtime
3300	or warn "ERROR: unable to write runtime file: $!";
3301	};
3302	}
3303
3304	# my $AFTER = Event::time;
3305	# warn $AFTER - $NOW;#d#
3306
3307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3308	$sig->send;	4378	$sig->send;
3309	}	4379	}
3310	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3311	$sig->send;
3312	}
3313		4381
3314	$NOW = Event::time;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3315
3316	# if we are delayed by four ticks or more, skip them all
3317	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3318
3319	$TICK_WATCHER->at ($NEXT_TICK);
3320	$TICK_WATCHER->start;
3321
3322	$LOAD = ($NOW - $tick_start) / $TICK;
3323	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3324		4384
3325	_post_tick;	4385	if (0) {
3326		4386	if ($NEXT_TICK) {
3327		4387	my $jitter = $TICK_START - $NEXT_TICK;
		4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4389	debug "jitter $JITTER\n";#d#
		4390	}
3328	},	4391	}
3329	);	4392	}
3330		4393
3331	{	4394	{
3332	BDB::max_poll_time $TICK * 0.1;	4395	# configure BDB
3333	$BDB_POLL_WATCHER = Event->io (	4396	info "initialising database";
3334	reentrant => 0,	4397
3335	fd => BDB::poll_fileno,
3336	poll => 'r',
3337	prio => 0,
3338	data => WF_AUTOCANCEL,
3339	cb => \&BDB::poll_cb,
3340	);
3341	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3342		4399	BDB::max_poll_reqs $TICK * 0.1;
3343	BDB::set_sync_prepare {	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3344	my $status;
3345	my $current = $Coro::current;
3346	(
3347	sub {
3348	$status = $!;
3349	$current->ready; undef $current;
3350	},
3351	sub {
3352	Coro::schedule while defined $current;
3353	$! = $status;
3354	},
3355	)
3356	};
3357		4401
3358	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3359	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
		4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4406	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3360		4409
3361	cf::sync_job {	4410	cf::sync_job {
3362	eval {	4411	eval {
3363	BDB::db_env_open	4412	BDB::db_env_open
3364	$DB_ENV,	4413	$DB_ENV,
…		…
3366	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4415	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3367	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4416	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3368	0666;	4417	0666;
3369		4418
3370	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4419	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3371
3372	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3373	$DB_ENV->set_lk_detect;
3374	};	4420	};
3375		4421
3376	cf::cleanup "db_env_open(db): $@" if $@;	4422	cf::cleanup "db_env_open(db): $@" if $@;
3377	};	4423	};
3378	}	4424	}
		4425
		4426	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4427	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4428	};
		4429	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4431	};
		4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4434	};
		4435
		4436	info "database initialised";
3379	}	4437	}
3380		4438
3381	{	4439	{
		4440	# configure IO::AIO
		4441
		4442	info "initialising aio";
3382	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3383
3384	undef $Coro::AIO::WATCHER;
3385	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3386	$AIO_POLL_WATCHER = Event->io (	4445	undef $AnyEvent::AIO::WATCHER;
3387	reentrant => 0,	4446	info "aio initialised";
3388	data => WF_AUTOCANCEL,
3389	fd => IO::AIO::poll_fileno,
3390	poll => 'r',
3391	prio => 6,
3392	cb => \&IO::AIO::poll_cb,
3393	);
3394	}	4447	}
3395		4448
3396	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3397		4451
3398	sub _log_backtrace {	4452	sub _log_backtrace {
3399	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3400		4454
3401	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3402		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3403	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3404	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3405	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3406	async {	4465	async {
		4466	$Coro::current->{desc} = "abt $msg";
		4467
3407	my @bt = fork_call {	4468	my @bt = fork_call {
3408	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
3409	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3410	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3411	or die "addr2line: $!";	4472	or die "addr2line: $!";
…		…
3419	}	4480	}
3420		4481
3421	@funcs	4482	@funcs
3422	};	4483	};
3423		4484
3424	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3425	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3426	--$_log_backtrace;	4488	--$_log_backtrace;
3427	};	4489	};
3428	} else {	4490	} else {
3429	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3430	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3431	}	4493	}
3432	}	4494	}
3433		4495
3434	# load additional modules	4496	# load additional modules
3435	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3436		4499
3437	END { cf::emergency_save }	4500	END { cf::emergency_save }
3438		4501
3439	1	4502	1
3440		4503

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