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Revision 1.417 by root, Fri Apr 11 14:09:57 2008 UTC vs.
Revision 1.600 by root, Sun Nov 11 04:31:57 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.50 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
54	use IO::AIO 2.51 ();	62	use IO::AIO ();
55	use Time::HiRes;
56	use Compress::LZF;	63	use Compress::LZF;
57	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
58		67
59	# configure various modules to our taste	68	# configure various modules to our taste
60	#	69	#
61	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		78
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		81
67	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;
68		85
69	our %COMMAND = ();	86	our %COMMAND = ();
70	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
71		88
72	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
77		96
78	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
80		101
81	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
82	our $DATADIR = datadir;	104	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
86	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	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;
93		125
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	128	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		130
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	134	our $DB_ENV;
105		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
106	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		140
108	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
110	our $NOW;	144	our $NOW;
111		145
112	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	155	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
123		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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
		165
124	binmode STDOUT;	166	binmode STDOUT;
125	binmode STDERR;	167	binmode STDERR;
126		168
127	# read virtual server time, if available	169	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
132	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
133		177
134	mkdir $_	178	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		180
137	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
138		182
139	sub cf::map::normalise;	183	sub cf::map::normalise;
140		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
141	#############################################################################	189	#############################################################################
142		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
143	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
144		203
145	=over 4	204	=over 4
146		205
147	=item $cf::UPTIME	206	=item $cf::UPTIME
148		207
149	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.
150		224
151	=item $cf::RUNTIME	225	=item $cf::RUNTIME
152		226
153	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
154	every server tick.	228	every server tick.
155		229
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		233
160	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
163	database environment.	237	database environment.
164		238
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	239	=item $cf::LOADAVG
174		240
175	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	252	from wherever your confdir points to.
187		253
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		255
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
193		277
194	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
195		279
196	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
197	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
198	that call.	282	that call.
199		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
200	=back	290	=back
201		291
202	=cut	292	=cut
203		293
204	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
205	*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 {
206	my $msg = join "", @_;	301	my $msg = join "", @_;
207		302
208	$msg .= "\n"	303	$msg .= "\n"
209	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
210		305
211	$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;
212		307
213	LOG llevError, $msg;	308	LOG llevWarn, $msg;
214	};	309	};
215	}
216		310
217	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
219		313
220	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	318	return;#d#
223	}#d#	319	}#d#
224		320
225	# kill coroutine otherwise	321	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	322	Coro::terminate
228	};	323	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		324
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	335	for my $pkg (qw(
243	cf::global cf::attachable	336	cf::global cf::attachable
244	cf::object cf::object::player	337	cf::object cf::object::player
245	cf::client cf::player	338	cf::client cf::player
246	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
247	cf::map cf::party cf::region	341	cf::party cf::region
248	)) {	342	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	344	}
252		345
253	$EV::DIED = sub {	346	$EV::DIED = sub {
254	warn "error in event callback: @_";	347	warn "error in event callback: $@";
255	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
256		354
257	#############################################################################	355	#############################################################################
258		356
259	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
260		358
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	380	$d
283	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
284	}	382	}
285		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
286	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
287		437
288	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
289		439
290	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		447
298	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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	}
		512
301	=item cf::lock_wait $string	513	=item cf::lock_wait $string
302		514
303	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
304		516
305	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
306		518
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
310	returned.	522	returned.
311		523
312	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	525	deadlocked coro.
…		…
319		531
320	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.
321		533
322	=cut	534	=cut
323		535
324	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		537
327	sub lock_wait($) {	538	sub lock_wait($) {
328	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	540	}
341		541
342	sub lock_acquire($) {	542	sub lock_acquire($) {
343	my ($key) = @_;	543	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	544	}
357		545
358	sub lock_active($) {	546	sub lock_active($) {
359	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	548	}
363		549
364	sub freeze_mainloop {	550	sub freeze_mainloop {
365	tick_inhibit_inc;	551	tick_inhibit_inc;
366		552
367	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
368	}	554	}
369		555
370	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
371		557
372	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	559	get spread over time.
374		560
375	=cut	561	=cut
376		562
377	sub periodic($$) {	563	sub periodic($$) {
378	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
383	}	569	}
384		570
385	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
386		572
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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 les than zero, interactive jobs
		579	should use 100 or more.
390		580
391	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
392	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
393		583
394	Useful for short background jobs.	584	Useful for short background jobs.
395		585
396	=cut	586	=cut
397		587
398	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
400		591
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
404		595
405	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
406		598
407	while () {	599	while () {
408	next_job:	600	next_job:
		601
409	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	603
411	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	608	$job->[2]->send;
415	Coro::cede;	609	Coro::cede;
416	goto next_job;	610	goto next_job;
417	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	613	}
419	}	614	}
420		615
421	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	619	} else {
		620	$busy = 0;
426	Coro::schedule;	621	Coro::schedule;
427	}	622	}
428	}	623	}
429	};	624	};
430		625
431	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
432	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
433		630
434	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
435	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
436		634
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
465	=cut	663	=cut
466		664
467	sub sync_job(&) {	665	sub sync_job(&) {
468	my ($job) = @_;	666	my ($job) = @_;
469		667
470	if ($Coro::current == $Coro::main) {	668	if (in_main) {
471	my $time = EV::time;	669	my $time = AE::time;
472		670
473	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
475		673
476	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
477		675
478	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
479		677
480	my $busy = 1;	678	my $busy = 1;
481	my @res;	679	my @res;
482		680
483	(async {	681	(async {
484	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	683	@res = eval { $job->() };
486	warn $@ if $@;	684	error $@ if $@;
487	undef $busy;	685	undef $busy;
488	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
489		687
490	while ($busy) {	688	while ($busy) {
491	if (Coro::nready) {	689	if (Coro::nready) {
…		…
493	} else {	691	} else {
494	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
495	}	693	}
496	}	694	}
497		695
498	my $time = EV::time - $time;	696	my $time = AE::time - $time;
499		697
500	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
501		699
502	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
503	} else {	701	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
526		724
527	$coro	725	$coro
528	}	726	}
529		727
530	=item fork_call { }, $args	728	=item fork_call { }, @args
531		729
532	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
536		734
537	=cut	735	=cut
538		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
539	sub fork_call(&@) {	741	sub fork_call(&@) {
540	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
541		743
542	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
545		747
546	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
547	reset_signals;	749	cf::post_fork;
548	&$cb	750	&$cb
549	}, @args;	751	} @args;
550		752
551	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
552	}	765	}
553		766
554	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
555		768
556	=cut	769	=cut
…		…
593	within each server.	806	within each server.
594		807
595	=cut	808	=cut
596		809
597	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
598	my ($name) = @_;	814	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
600		816
601	eval {	817	eval {
602	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
612	}	828	}
613		829
614	our $DB;	830	our $DB;
615		831
616	sub db_init {	832	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	833	$DB ||= db_table "db";
619	};
620	}	834	}
621		835
622	sub db_get($$) {	836	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
624		838
625	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
626	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
627		843
628	$! ? ()	844	$! ? ()
629	: $data	845	: $data
630	}
631	}	846	}
632		847
633	sub db_put($$$) {	848	sub db_put($$$) {
634	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		878
664	my @data;	879	my @data;
665	my $md5;	880	my $md5;
666		881
667	for (0 .. $#$src) {	882	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	884	}
671		885
672	# if processing is expensive, check	886	# if processing is expensive, check
673	# checksum first	887	# checksum first
674	if (1) {	888	if (1) {
…		…
687		901
688	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
689	}	903	}
690	}	904	}
691		905
692	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
693	my $data = $process->(\@data);	907	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
695		909
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		911
698	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
701		915
…		…
711		925
712	=cut	926	=cut
713		927
714	sub datalog($@) {	928	sub datalog($@) {
715	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	931	}
718		932
719	=back	933	=back
720		934
721	=cut	935	=cut
722		936
723	#############################################################################	937	#############################################################################
724		938
725	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
726		940
727	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
730		944
731	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
783		997
784	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
786		1000
787	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
789		1003
790	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
791		1005
792	=over 4	1006	=over 4
…		…
916		1130
917	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1133
920	} elsif (ref $type) {	1134	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
922		1136
923	} else {	1137	} else {
924	shift @arg;	1138	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
926	}	1140	}
927	}	1141	}
928	}	1142	}
929		1143
930	sub _object_attach {	1144	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
941	}	1155	}
942		1156
943	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
944	} else {	1158	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1160	}
947		1161
948	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
949	}	1163	}
950		1164
…		…
1009		1223
1010	for (@$callbacks) {	1224	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1012		1226
1013	if ($@) {	1227	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1229	override;
1017	}	1230	}
1018		1231
1019	return 1 if $override;	1232	return 1 if $override;
1020	}	1233	}
…		…
1083		1296
1084	sub reattach {	1297	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1299	my ($obj) = @_;
1087		1300
		1301	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1303
1090	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1091		1305
1092	@$registry = ();	1306	@$registry = ();
1093		1307
…		…
1098	for (@$attach) {	1312	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1101	}	1315	}
1102	} else {	1316	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1318	}
1105	}	1319	}
1106	}	1320	}
1107		1321
1108	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1136		1350
1137	sync_job {	1351	sync_job {
1138	if (length $$rdata) {	1352	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1142		1357
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1147	close $fh;	1365	aio_close $fh;
1148		1366
1149	if (@$objs) {	1367	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1155	close $fh;	1376	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1378	}
1158	} else {	1379	} else {
1159	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1160	}	1381	}
1161		1382
1162	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1387	} else {
1164	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1165	}	1389	}
1166	} else {	1390	} else {
1167	aio_unlink $filename;	1391	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1169	}	1393	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1418	$av = $st->{objs};
1195	}	1419	}
1196		1420
1197	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1200		1425
1201	($data, $av)	1426	($data, $av)
1202	}	1427	}
1203		1428
1204	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1208	=cut	1433	=cut
1209		1434
1210	#############################################################################	1435	#############################################################################
1211	# command handling &c	1436	# command handling &c
1212		1437
1213	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1214		1439
1215	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1216	$name.	1441	$name.
1217		1442
1218	=cut	1443	=cut
…		…
1224	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1225		1450
1226	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1227	}	1452	}
1228		1453
1229	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1230		1455
1231	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1232	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1233	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1234	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1235	has logged in successfully.	1460	has logged in successfully.
1236		1461
1237	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1238	called.
1239		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1240	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1241		1470
1242	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1243	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1244	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1245	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1246	log-in.	1475	log-in.
1247		1476
1248	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1249	called.
1250		1478
1251	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1252		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1253	sub register_extcmd {	1486	sub register_extcmd($$) {
1254	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1255		1488
1256	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1257	}	1490	}
1258		1491
1259	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1260	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1261		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1262	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1263	}	1502	}
1264		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1265	cf::player->attach (	1512	cf::player->attach (
1266	on_command => sub {	1513	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1268		1515
1269	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1270	or return;	1517	or return;
1271		1518
…		…
1279	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1280		1527
1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1282		1529
1283	if (ref $msg) {	1530	if (ref $msg) {
1284	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1285	"ARRAY" eq ref $msg
1286	? @$msg
1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1288		1532
1289	my @reply;
1290
1291	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1292	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1293	}	1551	}
1294		1552
1295	$pl->ext_reply ($reply, @reply)
1296	if $reply;
1297
1298	} else {	1553	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1555	}
1301		1556
1302	cf::override;	1557	cf::override;
1303	},	1558	},
1304	);	1559	);
1305		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1306	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1307	cf::sync_job {	1590	cf::sync_job {
1308	my %todo;	1591	my %todo;
1309		1592
1310	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1594	next unless -r $path;
…		…
1329		1612
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1615
1333	$ext{source} =	1616	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1336	. $source	1619	. $source
1337	. "\n};\n1";	1620	. "\n};\n1";
1338		1621
1339	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1340	}	1623	}
1341		1624
		1625	my $pass = 0;
1342	my %done;	1626	my %done;
1343	while (%todo) {	1627	while (%todo) {
1344	my $progress;	1628	my $progress;
1345		1629
		1630	++$pass;
		1631
		1632	ext:
1346	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1635	next ext
1349	unless exists $done{$_};	1636	unless exists $done{$_};
1350	}	1637	}
1351		1638
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1640
1354	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1654
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1656	if exists $v->{meta}{mandatory};
1362		1657
1363	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1364	}	1667	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1668	}
1370		1669
1371	skip:	1670	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1374	}	1680	}
1375	};	1681	};
1376	}	1682	}
1377		1683
1378	#############################################################################	1684	#############################################################################
1379		1685
1380	=back	1686	=back
1381		1687
1382	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1383		1689
1384	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1385		1691
1386	=cut	1692	=cut
1387		1693
1388	package cf::player;	1694	package cf::player;
1389		1695
…		…
1432		1738
1433	sub exists($) {	1739	sub exists($) {
1434	my ($login) = @_;	1740	my ($login) = @_;
1435		1741
1436	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1438	}	1744	}
1439		1745
1440	sub find($) {	1746	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1748	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1761	or return;
1456		1762
1457	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1458	or return;	1764	or return;
		1765
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1462	}	1769	}
1463	}	1770	}
1464	}	1771	}
1465		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1466	sub save($) {	1786	sub save($) {
1467	my ($pl) = @_;	1787	my ($pl) = @_;
1468		1788
1469	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1470		1790
…		…
1473		1793
1474	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1475		1795
1476	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1803
1479	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1805	cf::cede_to_tick;
1481	}	1806	}
1482		1807
…		…
1514	my ($pl) = @_;	1839	my ($pl) = @_;
1515		1840
1516	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1517		1842
1518	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1845
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1524	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1525		1854
1526	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1566		1895
1567	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1568	my $path = path $login;	1897	my $path = path $login;
1569		1898
1570	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1905	}
1576		1906
…		…
1580		1910
1581	\@logins	1911	\@logins
1582	}	1912	}
1583		1913
1584	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1585		1917
1586	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1587	player. May block.	1919	player. May block.
1588		1920
1589	=cut	1921	=cut
…		…
1607	}	1939	}
1608		1940
1609	\@paths	1941	\@paths
1610	}	1942	}
1611		1943
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1945
1614	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704
1705	=item $player->ext_reply ($msgid, @msg)
1706
1707	Sends an ext reply to the player.
1708
1709	=cut
1710
1711	sub ext_reply($$@) {
1712	my ($self, $id, @msg) = @_;
1713
1714	$self->ns->ext_reply ($id, @msg)
1715	}
1716		1947
1717	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1718		1949
1719	Sends an ext event to the client.	1950	Sends an ext event to the client.
1720		1951
…		…
1740		1971
1741	=cut	1972	=cut
1742		1973
1743	sub find_by_path($) {	1974	sub find_by_path($) {
1744	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1745		1978
1746	my ($match, $specificity);	1979	my ($match, $specificity);
1747		1980
1748	for my $region (list) {	1981	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1775	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1776	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1777		2010
1778	sub generate_random_map {	2011	sub generate_random_map {
1779	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1780	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1781	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1782	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1783	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1784	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1785	$rmp->{exit_on_final_map},
1786	$rmp->{xsize}, $rmp->{ysize},
1787	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1788	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1789	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1790	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1791	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1792	(cf::region::find $rmp->{region}), $rmp->{custom}
1793	)
1794	}	2017	}
1795		2018
1796	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1797		2020
1798	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1803		2026
1804	sub register {	2027	sub register {
1805	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1806	my $pkg = caller;	2029	my $pkg = caller;
1807		2030
1808	no strict;
1809	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1810		2032
1811	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1812	}	2034	}
1813		2035
1814	# also paths starting with '/'	2036	# also paths starting with '/'
1815	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1816		2038
1817	sub thawer_merge {	2039	sub thawer_merge {
1818	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1819		2041
1820	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1825	}	2047	}
1826		2048
1827	sub normalise {	2049	sub normalise {
1828	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1829		2051
1830	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1831		2053
1832	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1833		2055
1834	# map plan:	2056	# map plan:
1835	#	2057	#
…		…
1850	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1851	$path = "$base/$path";	2073	$path = "$base/$path";
1852	}	2074	}
1853		2075
1854	for ($path) {	2076	for ($path) {
1855	redo if s{//}{/};
1856	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1857	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1858	}	2079	}
1859		2080
1860	$path	2081	$path
…		…
1874	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1875	return $self;	2096	return $self;
1876	}	2097	}
1877	}	2098	}
1878		2099
1879	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1880	()	2101	()
1881	}	2102	}
1882		2103
		2104	# may re-bless or do other evil things
1883	sub init {	2105	sub init {
1884	my ($self) = @_;	2106	my ($self) = @_;
1885		2107
1886	$self	2108	$self
1887	}	2109	}
…		…
1906		2128
1907	# the temporary/swap location	2129	# the temporary/swap location
1908	sub save_path {	2130	sub save_path {
1909	my ($self) = @_;	2131	my ($self) = @_;
1910		2132
1911	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1912	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1913	}	2135	}
1914		2136
1915	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1916	sub uniq_path {	2138	sub uniq_path {
1917	my ($self) = @_;	2139	my ($self) = @_;
1918		2140
1919	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1920	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1921	}
1922
1923	# and all this just because we cannot iterate over
1924	# all maps in C++...
1925	sub change_all_map_light {
1926	my ($change) = @_;
1927
1928	$_->change_map_light ($change)
1929	for grep $_->outdoor, values %cf::MAP;
1930	}	2143	}
1931		2144
1932	sub decay_objects {	2145	sub decay_objects {
1933	my ($self) = @_;	2146	my ($self) = @_;
1934		2147
…		…
1961	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1962		2175
1963	1	2176	1
1964	}	2177	}
1965		2178
		2179	# used to laod the header of an original map
1966	sub load_header_orig {	2180	sub load_header_orig {
1967	my ($self) = @_;	2181	my ($self) = @_;
1968		2182
1969	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1970	}	2184	}
1971		2185
		2186	# used to laod the header of an instantiated map
1972	sub load_header_temp {	2187	sub load_header_temp {
1973	my ($self) = @_;	2188	my ($self) = @_;
1974		2189
1975	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1976	}	2191	}
1977		2192
		2193	# called after loading the header from an instantiated map
1978	sub prepare_temp {	2194	sub prepare_temp {
1979	my ($self) = @_;	2195	my ($self) = @_;
1980		2196
1981	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1982	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1983	# safety	2199	# safety
1984	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1985	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1986	}	2202	}
1987		2203
		2204	# called after loading the header from an original map
1988	sub prepare_orig {	2205	sub prepare_orig {
1989	my ($self) = @_;	2206	my ($self) = @_;
1990		2207
1991	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1992	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2016		2233
2017	sub find;	2234	sub find;
2018	sub find {	2235	sub find {
2019	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2020		2237
		2238	cf::cede_to_tick;
		2239
2021	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
2022		2241
2023	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2024	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
2025		2244
2026	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
2027	my $guard1 = cf::lock_acquire "map_find:$path";
2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2029
2030	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
2031	or return;	2247	or return;
2032		2248
2033	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
2034		2250
…		…
2036	or return;	2252	or return;
2037		2253
2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2039	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
2040	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
2041	undef $guard1;	2258	undef $guard1;
2042	undef $guard2;
2043	$map->reset;	2259	$map->reset;
2044	return find $path;	2260	return find $path;
2045	}	2261	}
2046		2262
2047	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
2048	}	2264	}
2049	}	2265	}
2050		2266
2051	sub pre_load { }	2267	sub pre_load { }
2052	sub post_load { }	2268	#sub post_load { } # XS
2053		2269
2054	sub load {	2270	sub load {
2055	my ($self) = @_;	2271	my ($self) = @_;
2056		2272
2057	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2060		2276
2061	{	2277	{
2062	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2063		2279
2064	return unless $self->valid;	2280	return unless $self->valid;
2065	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2066
2067	$self->in_memory (cf::MAP_LOADING);
2068		2282
2069	$self->alloc;	2283	$self->alloc;
2070		2284
2071	$self->pre_load;	2285	$self->pre_load;
2072	cf::cede_to_tick;	2286	cf::cede_to_tick;
2073		2287
		2288	if (exists $self->{load_path}) {
2074	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2075	$f->skip_block;	2290	$f->skip_block;
2076	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2077	or return;	2292	or return;
2078		2293
2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
2080	if delete $self->{load_original};	2295	if delete $self->{load_original};
2081		2296
2082	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2083	utf8::encode $uniq;	2298	utf8::encode $uniq;
2084	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2085	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2086	$self->clear_unique_items;	2301	$self->clear_unique_items;
2087	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2088	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2089	}	2305	}
2090	}	2306	}
2091	}
2092		2307
2093	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2094		2315
2095	cf::cede_to_tick;	2316	cf::cede_to_tick;
2096	# now do the right thing for maps	2317	# now do the right thing for maps
2097	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2098	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2102	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2103	$self->decay_objects;	2324	$self->decay_objects;
2104	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2105	$self->update_buttons;	2326	$self->update_buttons;
2106	cf::cede_to_tick;	2327	cf::cede_to_tick;
2107	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2108	cf::cede_to_tick;
2109	$self->activate;
2110	}	2329	}
2111		2330
2112	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2113	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2114
2115	$self->in_memory (cf::MAP_IN_MEMORY);
2116	}	2333	}
2117		2334
2118	$self->post_load;	2335	$self->post_load;
2119	}
2120		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2121	sub customise_for {	2343	sub customise_for {
2122	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2123		2345
2124	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2125	if $self->per_player;	2347	if $self->per_player;
…		…
2128	# if $self->per_party;	2350	# if $self->per_party;
2129		2351
2130	$self	2352	$self
2131	}	2353	}
2132		2354
2133	# find and load all maps in the 3x3 area around a map
2134	sub load_neighbours {
2135	my ($map) = @_;
2136
2137	my @neigh; # diagonal neighbours
2138
2139	for (0 .. 3) {
2140	my $neigh = $map->tile_path ($_)
2141	or next;
2142	$neigh = find $neigh, $map
2143	or next;
2144	$neigh->load;
2145
2146	push @neigh,
2147	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2148	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2149	}
2150
2151	for (grep defined $_->[0], @neigh) {
2152	my ($path, $origin) = @$_;
2153	my $neigh = find $path, $origin
2154	or next;
2155	$neigh->load;
2156	}
2157	}
2158
2159	sub find_sync {	2355	sub find_sync {
2160	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2161		2357
2162	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2163	}	2363	}
2164		2364
2165	sub do_load_sync {	2365	sub do_load_sync {
2166	my ($map) = @_;	2366	my ($map) = @_;
2167		2367
		2368	# it's a bug to call this from the main context
2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2169	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2170		2371
2171	cf::sync_job { $map->load };	2372	$map->load;
2172	}	2373	}
2173		2374
2174	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2175	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2176		2377
2177	sub find_async {	2378	sub find_async {
2178	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2179		2380
2180	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2181		2382
2182	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2184	}	2385	}
2185		2386
2186	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2187		2388
2188	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2202	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2203		2404
2204	()	2405	()
2205	}	2406	}
2206		2407
		2408	# common code, used by both ->save and ->swapout
2207	sub save {	2409	sub _save {
2208	my ($self) = @_;	2410	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2411
2212	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2213		2413
2214	return unless $self->dirty;	2414	return unless $self->dirty;
2215		2415
…		…
2224		2424
2225	cf::async {	2425	cf::async {
2226	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2227	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2228	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2229		2431
2230	if ($uniq) {	2432	if ($uniq) {
2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2232	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2233	} else {	2435	} else {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2235	}	2437	}
2236	}	2438	}
2237		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2238	sub swap_out {	2448	sub swap_out {
2239	my ($self) = @_;	2449	my ($self) = @_;
2240		2450
2241	# save first because save cedes
2242	$self->save;
2243
2244	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2245		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2246	return if $self->players;	2455	return if $self->players;
2247	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2248	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2249		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2250	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2251		2507
2252	$self->deactivate;	2508	$self->deactivate;
2253	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2254	$self->clear;	2510	$self->clear;
2255	}
2256
2257	sub reset_at {
2258	my ($self) = @_;
2259
2260	# TODO: safety, remove and allow resettable per-player maps
2261	return 1e99 if $self->{deny_reset};
2262
2263	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2264	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2265
2266	$time + $to
2267	}
2268
2269	sub should_reset {
2270	my ($self) = @_;
2271
2272	$self->reset_at <= $cf::RUNTIME
2273	}
2274
2275	sub reset {
2276	my ($self) = @_;
2277
2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
2279
2280	return if $self->players;
2281
2282	warn "resetting map ", $self->path;
2283
2284	$self->in_memory (cf::MAP_SWAPPED);
2285
2286	# need to save uniques path
2287	unless ($self->{deny_save}) {
2288	my $uniq = $self->uniq_path; utf8::encode $uniq;
2289
2290	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2291	if $uniq;
2292	}
2293
2294	delete $cf::MAP{$self->path};
2295
2296	$self->deactivate;
2297	$_->clear_links_to ($self) for values %cf::MAP;
2298	$self->clear;
2299		2511
2300	$self->unlink_save;	2512	$self->unlink_save;
2301	$self->destroy;	2513	$self->destroy;
2302	}	2514	}
2303		2515
…		…
2311		2523
2312	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2313		2525
2314	$self->unlink_save;	2526	$self->unlink_save;
2315		2527
2316	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2317	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2318	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2319	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2321		2533
…		…
2370		2582
2371	sub unique_maps() {	2583	sub unique_maps() {
2372	[	2584	[
2373	map {	2585	map {
2374	utf8::decode $_;	2586	utf8::decode $_;
2375	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2376	? normalise $_	2590	: normalise $_
2377	: ()
2378	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2379	]	2592	]
2380	}	2593	}
2381		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2382	=back	2627	=back
2383		2628
2384	=head3 cf::object	2629	=head3 cf::object
2385		2630
2386	=cut	2631	=cut
…		…
2389		2634
2390	=over 4	2635	=over 4
2391		2636
2392	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2393		2638
2394	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2395		2641
2396	=cut	2642	=cut
2397		2643
2398	sub inv_recursive_;	2644	sub inv_recursive_;
2399	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2404	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2405	}	2651	}
2406		2652
2407	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2408		2654
2409	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2410		2656
2411	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2412		2658
2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2414	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2446	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2447	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2448		2694
2449	=cut	2695	=cut
2450		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2451	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2452	# with dialog boxes.	2712	# with dialog boxes.
2453	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2454	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2455	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2466	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2467	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2468		2728
2469	} else {	2729	} else {
2470	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2471	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2472	}	2732	}
2473	}	2733	}
2474	}	2734	}
2475		2735
2476	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2501		2761
2502	=item $player_object->enter_link	2762	=item $player_object->enter_link
2503		2763
2504	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2505		2765
2506	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2507	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2508		2770
2509	Will never block.	2771	Will never block.
2510		2772
2511	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2512		2774
…		…
2532	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2533	my ($self) = @_;	2795	my ($self) = @_;
2534		2796
2535	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2536		2798
		2799	++$self->{_link_recursion};
		2800
2537	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2538		2802
2539	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2540	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2541		2805
2542	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2543	}	2807	}
2544		2808
2545	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2546	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2547		2811
…		…
2564	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2565	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2566		2830
2567	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2568	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2569	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2570		2834
2571	$map->load;	2835	$map->load;
2572	$map->load_neighbours;
2573		2836
2574	return unless $self->contr->active;	2837	return unless $self->contr->active;
2575	$self->activate_recursive;
2576		2838
2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2578	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2579	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2580		2846
		2847	}
		2848
2581	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2582		2850
2583	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2584	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2585	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2586	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2587	be called at the end of this process.	2855	be called at the end of this process.
2588		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2589	=cut	2860	=cut
2590		2861
2591	our $GOTOGEN;	2862	our $GOTOGEN;
2592		2863
2593	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2594	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2595		2872
2596	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2598		2875
2599	$self->enter_link;	2876	$self->enter_link;
…		…
2619	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2620	}	2897	}
2621	}	2898	}
2622		2899
2623	my $map = eval {	2900	my $map = eval {
2624	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2625		2902
2626	if ($map) {	2903	if ($map) {
2627	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2628	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2629	} else {	2906	} else {
2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2631	}	2908	}
2632		2909
2633	$map	2910	$map
…		…
2641	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2642	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2643	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2644	}	2921	}
2645		2922
2646	$done->() if $done;	2923	$done->($self) if $done;
2647	})->prio (1);	2924	})->prio (1);
2648	}	2925	}
2649		2926
2650	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2651		2928
…		…
2671	}	2948	}
2672		2949
2673	sub prepare_random_map {	2950	sub prepare_random_map {
2674	my ($exit) = @_;	2951	my ($exit) = @_;
2675		2952
2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2679	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2680	# that depends on the exit object	2955	# that depends on the exit object
2681		2956
2682	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2684	if ($exit->map) {	2959	if ($exit->map) {
2685	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2686	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2687	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2688	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2689	}	2966	}
2690		2967
2691	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2692		2969
2693	my $data = cf::encode_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2694	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2695	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2696		2973
2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2698	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2699	undef $fh;	2976	undef $fh;
2700	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2701		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2702	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2703	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2704	}	2985	}
2705	}	2986	}
2706		2987
2707	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2708	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2709		2990
2710	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2711		2992
2712	if ($exit->slaying eq "/!") {
2713	#TODO: this should de-fi-ni-te-ly not be a sync-job
2714	# the problem is that $exit might not survive long enough
2715	# so it needs to be done right now, right here
2716	cf::sync_job { prepare_random_map $exit };
2717	}
2718
2719	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2720	my $hp = $exit->stats->hp;
2721	my $sp = $exit->stats->sp;
2722
2723	$self->enter_link;	2993	$self->enter_link;
2724		2994
2725	# if exit is damned, update players death & WoR home-position
2726	$self->contr->savebed ($slaying, $hp, $sp)
2727	if $exit->flag (FLAG_DAMNED);
2728
2729	(async {	2995	(async {
2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2731		2997
2732	$self->deactivate_recursive; # just to be sure
2733	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2734	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2735		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2736	1;	3034	1
2737	}) {	3035	}) {
2738	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2739	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2740	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2741	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2742		3040
2743	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2744	$self->leave_link;	3042	$self->leave_link;
2745	}	3043	}
2746	})->prio (1);	3044	})->prio (1);
2747	}	3045	}
2748		3046
…		…
2760	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2761	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2762		3060
2763	utf8::encode $text;	3061	utf8::encode $text;
2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2765	}	3088	}
2766		3089
2767	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2768		3091
2769	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2773		3096
2774	=cut	3097	=cut
2775		3098
2776	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2777	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2778	"c/identify" => {	3107	"c/identify" => {
2779	id => "infobox",	3108	id => "infobox",
2780	title => "Identify",	3109	title => "Identify",
2781	reply => undef,	3110	reply => undef,
2782	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2784	"c/examine" => {	3113	"c/examine" => {
2785	id => "infobox",	3114	id => "infobox",
2786	title => "Examine",	3115	title => "Examine",
2787	reply => undef,	3116	reply => undef,
2788	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2789	},	3124	},
2790	"c/book" => {	3125	"c/book" => {
2791	id => "infobox",	3126	id => "infobox",
2792	title => "Book",	3127	title => "Book",
2793	reply => undef,	3128	reply => undef,
…		…
2809	id => "infobox",	3144	id => "infobox",
2810	title => "Body Parts",	3145	title => "Body Parts",
2811	reply => undef,	3146	reply => undef,
2812	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2813	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
2814	"c/uptime" => {	3185	"c/uptime" => {
2815	id => "infobox",	3186	id => "infobox",
2816	title => "Uptime",	3187	title => "Uptime",
2817	reply => undef,	3188	reply => undef,
2818	tooltip => "How long the server has been running since last restart",	3189	tooltip => "How long the server has been running since last restart",
…		…
2821	id => "infobox",	3192	id => "infobox",
2822	title => "Map Info",	3193	title => "Map Info",
2823	reply => undef,	3194	reply => undef,
2824	tooltip => "Information related to the maps",	3195	tooltip => "Information related to the maps",
2825	},	3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2826	);	3211	);
2827		3212
2828	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2829	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2830		3215
2831	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2832		3218
2833	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2834		3220
2835	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2836	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2837	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2838		3224
2839	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2840	if $self->can_msg;
2841
2842	$channel = $channel->{id};	3226	$channel = $channel->{id};
2843		3227
2844	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2845	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2846	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2847	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2848	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2849	if $self->can_msg;
2850	}	3233	}
2851		3234
2852	$channel = $channel->{id};	3235	$channel = $channel->{id};
2853	}	3236	}
2854		3237
2855	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2856		3239
2857	if ($self->can_msg) {
2858	# default colour, mask it out	3240	# default colour, mask it out
2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2860	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2861		3243
2862	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	} else {	3247	);
2865	if ($color >= 0) {
2866	# replace some tags by gcfclient-compatible ones
2867	for ($msg) {
2868	1 while
2869	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2870	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2871	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2872	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2873	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2874	}
2875		3248
2876	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2877
2878	utf8::encode $msg;
2879
2880	if (0 && $msg =~ /\[/) {
2881	# COMMAND/INFO
2882	$self->send_packet ("drawextinfo $color 10 8 $msg")
2883	} else {
2884	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2885	$self->send_packet ("drawinfo $color $msg")
2886	}
2887	}
2888	}
2889	}	3250	}
2890		3251
2891	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2892		3253
2893	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2895	=cut	3256	=cut
2896		3257
2897	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2899		3260
2900	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}
2906	}
2907
2908	=item $client->ext_reply ($msgid, @msg)
2909
2910	Sends an ext reply to the client.
2911
2912	=cut
2913
2914	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;
2916
2917	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}
2924	}	3262	}
2925		3263
2926	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2927		3265
2928	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2983	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2984		3322
2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2986		3324
2987	if (ref $msg) {	3325	if (ref $msg) {
2988	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2989	"ARRAY" eq ref $msg
2990	? @$msg
2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2992		3327
2993	my @reply;
2994
2995	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2996	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2997	}	3346	}
2998
2999	$ns->ext_reply ($reply, @reply)
3000	if $reply;
3001
3002	} else {	3347	} else {
3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3004	}	3349	}
3005		3350
3006	cf::override;	3351	cf::override;
3007	},	3352	},
3008	);	3353	);
…		…
3028		3373
3029	$coro	3374	$coro
3030	}	3375	}
3031		3376
3032	cf::client->attach (	3377	cf::client->attach (
3033	on_destroy => sub {	3378	on_client_destroy => sub {
3034	my ($ns) = @_;	3379	my ($ns) = @_;
3035		3380
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3382	},
3038	);	3383	);
…		…
3054	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3055		3400
3056	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3057		3402
3058	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3061	sort time	3406	sort time
3062	));	3407	));
3063		3408
3064	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3067		3412
3068	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3069		3414
3070	cf::object	3415	cf::object
3071	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3072	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
3073		3419
3074	cf::object::player	3420	cf::object::player
3075	player	3421	player
3076		3422
3077	cf::player	3423	cf::player
…		…
3082		3428
3083	=cut	3429	=cut
3084		3430
3085	for (	3431	for (
3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3087	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3088	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3089	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3090	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3091	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3092	) {	3438	) {
3093	no strict 'refs';
3094	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3095	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3096	for @funs;	3441	for @funs;
3097	}	3442	}
3098		3443
…		…
3113		3458
3114	my $qcode = $code;	3459	my $qcode = $code;
3115	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3116	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3117		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3118	local $_;	3466	local $_;
3119	local @safe::cf::_safe_eval_args = values %vars;
3120		3467
3121	my $eval =	3468	my $eval =
3122	"do {\n"	3469	"do {\n"
3123	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3124	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3125	. $code	3472	. $code
3126	. "\n}"	3473	. "\n}"
3127	;	3474	;
3128		3475
		3476	if ($CFG{safe_eval}) {
3129	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3130	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3131	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3132		3485
3133	if ($@) {	3486	if ($@) {
3134	warn "$@";	3487	warn "$@",
3135	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3136	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3137	}	3490	}
3138		3491
3139	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3140	}	3493	}
3141		3494
…		…
3155	=cut	3508	=cut
3156		3509
3157	sub register_script_function {	3510	sub register_script_function {
3158	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3159		3512
3160	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3161	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3162	}	3515	}
3163		3516
3164	=back	3517	=back
3165		3518
3166	=cut	3519	=cut
3167		3520
3168	#############################################################################	3521	#############################################################################
3169	# the server's init and main functions	3522	# the server's init and main functions
3170		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
3171	sub load_facedata($) {	3596	sub load_facedata($) {
3172	my ($path) = @_;	3597	my ($path) = @_;
3173		3598
3174	# HACK to clear player env face cache, we need some signal framework
3175	# for this (global event?)
3176	%ext::player_env::MUSIC_FACE_CACHE = ();
3177
3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3179		3600
3180	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
3181		3602
3182	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
3183	0 < aio_load $path, $facedata
3184	or die "$path: $!";
3185
3186	$facedata = Coro::Storable::thaw $facedata;
3187		3604
3188	$facedata->{version} == 2	3605	$facedata->{version} == 2
3189	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3190		3607
3191	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3192	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
3193	type => FT_RSRC,	3610
3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3195	};	3612
3196	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
3197		3616
3198	{	3617	{
3199	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
3200		3619
3201	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3203		3623
3204	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
3205	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
3208		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3209	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
3210	}	3630	}
3211		3631
3212	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
3213	next unless $info->{smooth};	3633	next unless $info->{smooth};
3214		3634
…		…
3217		3637
3218	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
3219	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3221	} else {	3641	} else {
3222	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
3223	}	3643	}
3224
3225	cf::cede_to_tick;
3226	}	3644	}
3227	}	3645	}
3228		3646
3229	{	3647	{
3230	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
3231		3649
3232	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
3233	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
3234	cf::cede_to_tick;
3235	}	3652	}
3236		3653
3237	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3238	}	3655	}
3239		3656
3240	{	3657	{
3241	# TODO: for gcfclient pleasure, we should give resources
3242	# that gcfclient doesn't grok a >10000 face index.
3243	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3244		3659
3245	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
3246	if (defined $info->{type}) {	3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3248	my $data;
3249		3664
3250	if ($info->{type} & 1) {
3251	# prepend meta info
3252
3253	my $meta = $enc->encode ({
3254	name => $name,
3255	%{ $info->{meta} || {} },
3256	});
3257
3258	$data = pack "(w/a*)*", $meta, $info->{data};
3259	} else {
3260	$data = $info->{data};
3261	}
3262
3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3264	cf::face::set_type $idx, $info->{type};	3665	cf::face::set_type $idx, $type;
		3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
3265	} else {	3669	} else {
3266	$RESOURCE{$name} = $info;	3670	# $RESOURCE{$name} = $info; # unused
3267	}	3671	}
3268
3269	cf::cede_to_tick;
3270	}	3672	}
3271	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
3272		3684
3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3274		3686
		3687	aio_close $fh if $fh; # close old facedata
		3688
3275	1	3689	1
3276	}	3690	}
3277
3278	cf::global->attach (on_resource_update => sub {
3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3281
3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3283	my $sound = $soundconf->{compat}[$_]
3284	or next;
3285
3286	my $face = cf::face::find "sound/$sound->[1]";
3287	cf::sound::set $sound->[0] => $face;
3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3289	}
3290
3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
3292	my $face = cf::face::find "sound/$v";
3293	cf::sound::set $k => $face;
3294	}
3295	}
3296	});
3297		3691
3298	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
3299	my ($ns, $want) = @_;	3693	my ($ns, $want) = @_;
3300		3694
3301	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
3302	$ns->fx_want ($k, $v);	3696	$ns->fx_want ($k, $v);
3303	}	3697	}
3304	};	3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
3305		3722
3306	sub reload_regions {	3723	sub reload_regions {
3307	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3308	# for this (global event?)	3725	# for this (global event?)
3309	%ext::player_env::MUSIC_FACE_CACHE = ();	3726	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3316	if exists $_->{match};	3733	if exists $_->{match};
3317	}	3734	}
3318	}	3735	}
3319		3736
3320	sub reload_facedata {	3737	sub reload_facedata {
3321	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3322	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3323	}	3740	}
3324		3741
3325	sub reload_archetypes {	3742	sub reload_archetypes {
3326	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3327	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
3328	#d# NEED to laod twice to resolve forward references	3745
3329	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
3330	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
3331	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3332	or die "unable to load archetypes\n";	3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3333	}	3754	}
3334		3755
3335	sub reload_treasures {	3756	sub reload_treasures {
3336	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3337	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3338	}	3759	}
3339		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3340	sub reload_resources {	3781	sub reload_resources {
3341	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3342		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3343	reload_regions;	3789	reload_regions;
3344	reload_facedata;
3345	#reload_archetypes;#d#
3346	reload_archetypes;
3347	reload_treasures;	3790	reload_treasures;
3348		3791
3349	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	reload_resources;
3354	}	3793	}
3355		3794
3356	sub reload_config {	3795	sub reload_config {
3357	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3358	or return;
3359		3797
3360	local $/;	3798	my $config = load_file "$CONFDIR/config";
3361	*CFG = YAML::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3362		3801
3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3364		3803
3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3367		3806
3368	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3372	};	3811	};
3373	warn $@ if $@;	3812	warn $@ if $@;
3374	}	3813	}
3375	}	3814	}
3376		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3377	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3378	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3379	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3381	(async {	3857	(async {
3382	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3383	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3384	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3385	};	3861	};
3386		3862
3387	reload_config;
3388	db_init;
3389	load_extensions;
3390
3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3392	evthread_start IO::AIO::poll_fileno;	3863	evthread_start IO::AIO::poll_fileno;
3393	EV::loop;	3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
		3877	reload_config;
		3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
		3887	load_extensions;
		3888
		3889	utime time, time, $RUNTIMEFILE;
		3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3394	}	3906	}
3395		3907
3396	#############################################################################	3908	#############################################################################
3397	# initialisation and cleanup	3909	# initialisation and cleanup
3398		3910
3399	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3400	BEGIN {	3912	BEGIN {
3401	our %SIGWATCHER = ();	3913	our %SIGWATCHER = ();
3402	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3404	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3405	};	3917	};
3406	}	3918	}
3407	}	3919	}
3408		3920
3409	sub write_runtime_sync {	3921	sub write_runtime_sync {
3410	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3411		3923
3412	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3413	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3414		3926
3415	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3416		3928
3417	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3418		3930
3419	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3420	or return;	3932	or return;
3421		3933
3422	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3423	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3424	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3434	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3435		3947
3436	close $fh	3948	close $fh
3437	or return;	3949	or return;
3438		3950
3439	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3440	and return;	3952	and return;
3441		3953
3442	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3443		3955
3444	1	3956	1
3445	}	3957	}
3446		3958
3447	our $uuid_lock;	3959	our $uuid_lock;
…		…
3456	my $uuid = "$LOCALDIR/uuid";	3968	my $uuid = "$LOCALDIR/uuid";
3457		3969
3458	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3459	or return;	3971	or return;
3460		3972
3461	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
3462	$uuid_skip = 0;	3981	$uuid_skip = 0;
3463		3982
3464	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3465	and return;	3984	and return;
3466		3985
…		…
3472	or return;	3991	or return;
3473		3992
3474	aio_rename "$uuid~", $uuid	3993	aio_rename "$uuid~", $uuid
3475	and return;	3994	and return;
3476		3995
3477	warn "uuid file written ($value).\n";	3996	trace "uuid file written ($value).\n";
3478		3997
3479	1	3998	1
3480		3999
3481	}	4000	}
3482		4001
…		…
3488	}	4007	}
3489		4008
3490	sub emergency_save() {	4009	sub emergency_save() {
3491	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3492		4011
3493	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3494		4018
3495	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3496	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3497	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3498	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3499	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3500	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3501	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3502	$pl->valid or next;	4028	$pl->valid or next;
3503	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3504	$pl->save;	4030	$pl->save;
3505	}	4031	}
3506	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3507		4033
3508	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3509	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3510	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3511	$map->valid or next;	4039	$map->valid or next;
3512	$map->save;	4040	$map->save;
3513	}	4041	}
3514	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3515		4043
3516	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3517	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3518	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3519		4049
3520	warn "begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3521	write_uuid_sync 1;	4051	write_uuid_sync 1;
3522	warn "end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3523	};	4072	};
3524		4073
3525	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3526	}	4075	}
3527		4076
3528	sub post_cleanup {	4077	sub post_cleanup {
3529	my ($make_core) = @_;	4078	my ($make_core) = @_;
3530		4079
		4080	IO::AIO::flush;
		4081
3531	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3532	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3533	}	4112	}
3534		4113
3535	sub do_reload_perl() {	4114	sub do_reload_perl() {
3536	# can/must only be called in main	4115	# can/must only be called in main
3537	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3538	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3539	return;	4118	return;
3540	}	4119	}
3541		4120
3542	warn "reloading...";	4121	return if $RELOAD++;
3543		4122
3544	warn "entering sync_job";	4123	my $t1 = AE::time;
3545		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3546	cf::sync_job {	4131	cf::sync_job {
3547	cf::write_runtime_sync; # external watchdog should not bark
3548	cf::emergency_save;	4132	#cf::emergency_save;
3549	cf::write_runtime_sync; # external watchdog should not bark
3550		4133
3551	warn "syncing database to disk";
3552	BDB::db_env_txn_checkpoint $DB_ENV;
3553
3554	# if anything goes wrong in here, we should simply crash as we already saved
3555
3556	warn "flushing outstanding aio requests";
3557	for (;;) {
3558	BDB::flush;
3559	IO::AIO::flush;
3560	Coro::cede_notself;
3561	last unless IO::AIO::nreqs || BDB::nreqs;
3562	warn "iterate...";
3563	}
3564
3565	++$RELOAD;
3566
3567	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3568	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3569	%EXT_CORO = ();	4136	%EXT_CORO = ();
3570		4137
3571	warn "removing commands";	4138	trace "perl_reload: removing commands";
3572	%COMMAND = ();	4139	%COMMAND = ();
3573		4140
3574	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3575	%EXTCMD = ();	4142	%EXTCMD = ();
3576	%EXTICMD = ();	4143	%EXTICMD = ();
3577		4144
3578	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3579	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3580	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3581		4148
3582	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3583	eval {	4150	eval {
3584	$cb->($pkg);	4151	$cb->($pkg);
3585	1	4152	1
3586	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3587	}	4158	}
3588		4159
3589	warn "... nuking $pkg";
3590	Symbol::delete_package $pkg;
3591	}
3592
3593	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3594	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3595	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3596		4163
3597	warn "... unloading $k";	4164	trace "... unloading $k";
3598	delete $INC{$k};	4165	delete $INC{$k};
3599		4166
3600	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3601	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3602		4169
3603	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3604	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3605	}	4175	}
3606		4176
3607	Symbol::delete_package $k;
3608	}
3609
3610	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3611	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3612	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3613		4180
3614	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3615	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3616	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3617		4184
3618	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3619	# and global variables created in xs	4186	# and global variables created in xs
3620	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3621		4188
3622	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3623		4190
3624	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3625	require cf;	4192	require cf;
3626	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3627		4194
3628	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3629	cf::reload_config;	4196	cf::reload_config;
3630		4197
3631	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3632	cf::load_extensions;	4199	cf::load_extensions;
3633		4200
		4201	if ($REATTACH_ON_RELOAD) {
3634	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3635	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3636	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3637	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3638	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3639	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3640		4209
3641	warn "leaving sync_job";	4210	cf::_post_init 1;
3642		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3643	1	4214	1
3644	} or do {	4215	} or do {
3645	warn $@;	4216	error $@;
3646	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
		4218	};
		4219
		4220	--$RELOAD;
3647	};	4221	}
3648		4222
3649	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3650	};	4225	};
3651		4226
3652	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3653		4228
3654	sub reload_perl() {	4229	sub reload_perl() {
3655	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3656	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3657		4232
		4233	$RELOAD_WATCHER ||= cf::async {
		4234	Coro::AIO::aio_wait cache_extensions;
		4235
3658	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3659	do_reload_perl;	4237	do_reload_perl;
3660	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
		4239	};
3661	};	4240	};
3662	}	4241	}
3663		4242
3664	register_command "reload" => sub {	4243	register_command "reload" => sub {
3665	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
…		…
3671	reload_perl;	4250	reload_perl;
3672	};	4251	};
3673	}	4252	}
3674	};	4253	};
3675		4254
3676	unshift @INC, $LIBDIR;	4255	#############################################################################
3677		4256
3678	my $bug_warning = 0;	4257	my $bug_warning = 0;
3679		4258
3680	our @WAIT_FOR_TICK;
3681	our @WAIT_FOR_TICK_BEGIN;
3682
3683	sub wait_for_tick {	4259	sub wait_for_tick() {
3684	return if tick_inhibit;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3685	return if $Coro::current == $Coro::main;
3686		4261
3687	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3688	push @WAIT_FOR_TICK, $signal;
3689	$signal->wait;
3690	}	4263	}
3691		4264
3692	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3693	return if tick_inhibit;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3694	return if $Coro::current == $Coro::main;
3695		4267
3696	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3697	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3698	$signal->wait;	4270	$signal->wait;
3699	}	4271	}
…		…
3703	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3704	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3705	return;	4277	return;
3706	}	4278	}
3707		4279
3708	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
		4281
		4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3709		4283
3710	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3711	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3712	Coro::async_pool {	4286	Coro::async_pool {
3713	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3714	write_runtime_sync	4288	write_runtime_sync
3715	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3716	};	4290	};
3717	}	4291	}
3718		4292
3719	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3720	$sig->send;	4294	$sig->send;
3721	}	4295	}
3722	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3723	$sig->send;
3724	}
3725		4297
3726	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3727	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3728		4300
3729	if (0) {	4301	if (0) {
3730	if ($NEXT_TICK) {	4302	if ($NEXT_TICK) {
3731	my $jitter = $TICK_START - $NEXT_TICK;	4303	my $jitter = $TICK_START - $NEXT_TICK;
3732	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3733	warn "jitter $JITTER\n";#d#	4305	debug "jitter $JITTER\n";#d#
3734	}	4306	}
3735	}	4307	}
3736	}	4308	}
3737		4309
3738	{	4310	{
3739	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
3740		4313
3741	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3742	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3743	$Coro::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3744		4317
3745	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3746	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3747	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3748	| BDB::LOG_AUTOREMOVE, 1);	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3749	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3750	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3751		4325
3752	cf::sync_job {	4326	cf::sync_job {
3753	eval {	4327	eval {
…		…
3772	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3773	};	4347	};
3774	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3775	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3776	};	4350	};
		4351
		4352	info "database initialised";
3777	}	4353	}
3778		4354
3779	{	4355	{
3780	# configure IO::AIO	4356	# configure IO::AIO
3781		4357
		4358	info "initialising aio";
3782	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3783	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3784	$Coro::AIO::WATCHER->priority (1);	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
3785	}	4363	}
3786		4364
3787	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3788		4367
3789	sub _log_backtrace {	4368	sub _log_backtrace {
3790	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3791		4370
3792	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3793		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3794	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3795	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3796	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3797	async {	4381	async {
3798	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3799		4383
3800	my @bt = fork_call {	4384	my @bt = fork_call {
3801	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
…		…
3812	}	4396	}
3813		4397
3814	@funcs	4398	@funcs
3815	};	4399	};
3816		4400
3817	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3818	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3819	--$_log_backtrace;	4404	--$_log_backtrace;
3820	};	4405	};
3821	} else {	4406	} else {
3822	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3823	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3824	}	4409	}
3825	}	4410	}
3826		4411
3827	# load additional modules	4412	# load additional modules
3828	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3829		4415
3830	END { cf::emergency_save }	4416	END { cf::emergency_save }
3831		4417
3832	1	4418	1
3833		4419

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