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Revision 1.415 by root, Thu Apr 10 15:35:16 2008 UTC vs.
Revision 1.619 by root, Tue Aug 11 02:12:12 2015 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 less 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
		602	Coro::cede;
		603
409	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	605
411	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	610	$job->[2]->send;
415	Coro::cede;
416	goto next_job;	611	goto next_job;
417	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	614	}
419	}	615	}
420		616
421	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
423	push @cf::WAIT_FOR_TICK, $signal;
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) {
492	Coro::cede_notself;	690	Coro::cede_notself;
493	} else {	691	} else {
494	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
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 ($cb, @args) = @_;
541		743
542	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)
545
546	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
547	reset_signals;	745	cf::post_fork;
548	&$cb	746	&$cb
549	}, @args;	747	} @args;
550		748
551	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
552	}	761	}
553		762
554	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
555		764
556	=cut	765	=cut
…		…
593	within each server.	802	within each server.
594		803
595	=cut	804	=cut
596		805
597	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
598	my ($name) = @_;	810	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
600		812
601	eval {	813	eval {
602	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
612	}	824	}
613		825
614	our $DB;	826	our $DB;
615		827
616	sub db_init {	828	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	829	$DB ||= db_table "db";
619	};
620	}	830	}
621		831
622	sub db_get($$) {	832	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
624		834
625	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
626	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
627		839
628	$! ? ()	840	$! ? ()
629	: $data	841	: $data
630	}
631	}	842	}
632		843
633	sub db_put($$$) {	844	sub db_put($$$) {
634	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		874
664	my @data;	875	my @data;
665	my $md5;	876	my $md5;
666		877
667	for (0 .. $#$src) {	878	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	880	}
671		881
672	# if processing is expensive, check	882	# if processing is expensive, check
673	# checksum first	883	# checksum first
674	if (1) {	884	if (1) {
…		…
687		897
688	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
689	}	899	}
690	}	900	}
691		901
692	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
693	my $data = $process->(\@data);	903	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
695		905
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		907
698	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
701		911
…		…
711		921
712	=cut	922	=cut
713		923
714	sub datalog($@) {	924	sub datalog($@) {
715	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	927	}
718		928
719	=back	929	=back
720		930
721	=cut	931	=cut
722		932
723	#############################################################################	933	#############################################################################
724		934
725	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
726		936
727	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
730		940
731	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
783		993
784	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
786		996
787	Some classes such as crossfire maps and objects can specify attachments	997	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.	998	that are attached at load/instantiate time, thus the need for a name.
789		999
790	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
791		1001
792	=over 4	1002	=over 4
…		…
916		1126
917	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1129
920	} elsif (ref $type) {	1130	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
922		1132
923	} else {	1133	} else {
924	shift @arg;	1134	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
926	}	1136	}
927	}	1137	}
928	}	1138	}
929		1139
930	sub _object_attach {	1140	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
941	}	1151	}
942		1152
943	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
944	} else {	1154	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1156	}
947		1157
948	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
949	}	1159	}
950		1160
…		…
1009		1219
1010	for (@$callbacks) {	1220	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1012		1222
1013	if ($@) {	1223	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1225	override;
1017	}	1226	}
1018		1227
1019	return 1 if $override;	1228	return 1 if $override;
1020	}	1229	}
…		…
1083		1292
1084	sub reattach {	1293	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1295	my ($obj) = @_;
1087		1296
		1297	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1299
1090	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1091		1301
1092	@$registry = ();	1302	@$registry = ();
1093		1303
…		…
1098	for (@$attach) {	1308	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1101	}	1311	}
1102	} else {	1312	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1314	}
1105	}	1315	}
1106	}	1316	}
1107		1317
1108	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1136		1346
1137	sync_job {	1347	sync_job {
1138	if (length $$rdata) {	1348	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1142		1353
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1147	close $fh;	1361	aio_close $fh;
1148		1362
1149	if (@$objs) {	1363	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1155	close $fh;	1372	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1374	}
1158	} else {	1375	} else {
1159	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1160	}	1377	}
1161		1378
1162	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1383	} else {
1164	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1165	}	1385	}
1166	} else {	1386	} else {
1167	aio_unlink $filename;	1387	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1169	}	1389	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1414	$av = $st->{objs};
1195	}	1415	}
1196		1416
1197	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1200		1421
1201	($data, $av)	1422	($data, $av)
1202	}	1423	}
1203		1424
1204	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1208	=cut	1429	=cut
1209		1430
1210	#############################################################################	1431	#############################################################################
1211	# command handling &c	1432	# command handling &c
1212		1433
1213	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1214		1435
1215	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1216	$name.	1437	$name.
1217		1438
1218	=cut	1439	=cut
…		…
1224	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1225		1446
1226	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1227	}	1448	}
1228		1449
1229	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1230		1451
1231	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1232	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1233	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1234	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1235	has logged in successfully.	1456	has logged in successfully.
1236		1457
1237	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1238	called.
1239		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1240	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1241		1466
1242	Register a callback for execution when the client sends an (asynchronous)	1467	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	1468	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	1469	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	1470	is a client socket. Exti commands can be received anytime, even before
1246	log-in.	1471	log-in.
1247		1472
1248	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1249	called.
1250		1474
1251	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1252		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1253	sub register_extcmd {	1482	sub register_extcmd($$) {
1254	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1255		1484
1256	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1257	}	1486	}
1258		1487
1259	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1260	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1261		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1262	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1263	}	1498	}
1264		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1265	cf::player->attach (	1508	cf::player->attach (
1266	on_command => sub {	1509	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1268		1511
1269	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1270	or return;	1513	or return;
1271		1514
…		…
1279	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1280		1523
1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1282		1525
1283	if (ref $msg) {	1526	if (ref $msg) {
1284	my ($type, $reply, @payload) =	1527	my ($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		1528
1289	my @reply;
1290
1291	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1292	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1293	}	1547	}
1294		1548
1295	$pl->ext_reply ($reply, @reply)
1296	if $reply;
1297
1298	} else {	1549	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1551	}
1301		1552
1302	cf::override;	1553	cf::override;
1303	},	1554	},
1304	);	1555	);
1305		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1306	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1307	cf::sync_job {	1586	cf::sync_job {
1308	my %todo;	1587	my %todo;
1309		1588
1310	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1590	next unless -r $path;
…		…
1329		1608
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1611
1333	$ext{source} =	1612	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1336	. $source	1615	. $source
1337	. "\n};\n1";	1616	. "\n};\n1";
1338		1617
1339	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1340	}	1619	}
1341		1620
		1621	my $pass = 0;
1342	my %done;	1622	my %done;
1343	while (%todo) {	1623	while (%todo) {
1344	my $progress;	1624	my $progress;
1345		1625
		1626	++$pass;
		1627
		1628	ext:
1346	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1631	next ext
1349	unless exists $done{$_};	1632	unless exists $done{$_};
1350	}	1633	}
1351		1634
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1636
1354	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1650
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1652	if exists $v->{meta}{mandatory};
1362		1653
1363	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1364	}	1663	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1664	}
1370		1665
1371	skip:	1666	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1374	}	1676	}
1375	};	1677	};
1376	}	1678	}
1377		1679
1378	#############################################################################	1680	#############################################################################
1379		1681
1380	=back	1682	=back
1381		1683
1382	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1383		1685
1384	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1385		1687
1386	=cut	1688	=cut
1387		1689
1388	package cf::player;	1690	package cf::player;
1389		1691
…		…
1432		1734
1433	sub exists($) {	1735	sub exists($) {
1434	my ($login) = @_;	1736	my ($login) = @_;
1435		1737
1436	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1438	}	1740	}
1439		1741
1440	sub find($) {	1742	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1744	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1757	or return;
1456		1758
1457	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1458	or return;	1760	or return;
		1761
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1462	}	1765	}
1463	}	1766	}
1464	}	1767	}
1465		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1466	sub save($) {	1782	sub save($) {
1467	my ($pl) = @_;	1783	my ($pl) = @_;
1468		1784
1469	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1470		1786
…		…
1473		1789
1474	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1475		1791
1476	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1799
1479	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1801	cf::cede_to_tick;
1481	}	1802	}
1482		1803
…		…
1514	my ($pl) = @_;	1835	my ($pl) = @_;
1515		1836
1516	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1517		1838
1518	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1841
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1524	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1525		1850
1526	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1566		1891
1567	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1568	my $path = path $login;	1893	my $path = path $login;
1569		1894
1570	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1901	}
1576		1902
…		…
1580		1906
1581	\@logins	1907	\@logins
1582	}	1908	}
1583		1909
1584	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1585		1913
1586	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1587	player. May block.	1915	player. May block.
1588		1916
1589	=cut	1917	=cut
…		…
1607	}	1935	}
1608		1936
1609	\@paths	1937	\@paths
1610	}	1938	}
1611		1939
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1941
1614	Expand crossfire pod fragments into protocol xml.	1942	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		1943
1717	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1718		1945
1719	Sends an ext event to the client.	1946	Sends an ext event to the client.
1720		1947
…		…
1740		1967
1741	=cut	1968	=cut
1742		1969
1743	sub find_by_path($) {	1970	sub find_by_path($) {
1744	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1745		1974
1746	my ($match, $specificity);	1975	my ($match, $specificity);
1747		1976
1748	for my $region (list) {	1977	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1775	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1776	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1777		2006
1778	sub generate_random_map {	2007	sub generate_random_map {
1779	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1780	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1781	$self->_create_random_map (	2012	$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	}	2013	}
1795		2014
1796	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1797		2016
1798	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1803		2022
1804	sub register {	2023	sub register {
1805	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1806	my $pkg = caller;	2025	my $pkg = caller;
1807		2026
1808	no strict;
1809	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1810		2028
1811	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1812	}	2030	}
1813		2031
1814	# also paths starting with '/'	2032	# also paths starting with '/'
1815	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1816		2034
1817	sub thawer_merge {	2035	sub thawer_merge {
1818	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1819		2037
1820	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1825	}	2043	}
1826		2044
1827	sub normalise {	2045	sub normalise {
1828	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1829		2047
1830	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1831		2049
1832	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1833		2051
1834	# map plan:	2052	# map plan:
1835	#	2053	#
…		…
1850	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1851	$path = "$base/$path";	2069	$path = "$base/$path";
1852	}	2070	}
1853		2071
1854	for ($path) {	2072	for ($path) {
1855	redo if s{//}{/};
1856	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1857	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1858	}	2075	}
1859		2076
1860	$path	2077	$path
…		…
1874	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1875	return $self;	2092	return $self;
1876	}	2093	}
1877	}	2094	}
1878		2095
1879	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1880	()	2097	()
1881	}	2098	}
1882		2099
		2100	# may re-bless or do other evil things
1883	sub init {	2101	sub init {
1884	my ($self) = @_;	2102	my ($self) = @_;
1885		2103
1886	$self	2104	$self
1887	}	2105	}
…		…
1906		2124
1907	# the temporary/swap location	2125	# the temporary/swap location
1908	sub save_path {	2126	sub save_path {
1909	my ($self) = @_;	2127	my ($self) = @_;
1910		2128
1911	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1912	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1913	}	2131	}
1914		2132
1915	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1916	sub uniq_path {	2134	sub uniq_path {
1917	my ($self) = @_;	2135	my ($self) = @_;
1918		2136
1919	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1920	"$UNIQUEDIR/$path"	2138	"$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	}	2139	}
1931		2140
1932	sub decay_objects {	2141	sub decay_objects {
1933	my ($self) = @_;	2142	my ($self) = @_;
1934		2143
…		…
1961	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1962		2171
1963	1	2172	1
1964	}	2173	}
1965		2174
		2175	# used to laod the header of an original map
1966	sub load_header_orig {	2176	sub load_header_orig {
1967	my ($self) = @_;	2177	my ($self) = @_;
1968		2178
1969	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1970	}	2180	}
1971		2181
		2182	# used to laod the header of an instantiated map
1972	sub load_header_temp {	2183	sub load_header_temp {
1973	my ($self) = @_;	2184	my ($self) = @_;
1974		2185
1975	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1976	}	2187	}
1977		2188
		2189	# called after loading the header from an instantiated map
1978	sub prepare_temp {	2190	sub prepare_temp {
1979	my ($self) = @_;	2191	my ($self) = @_;
1980		2192
1981	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1982	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1983	# safety	2195	# safety
1984	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1985	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1986	}	2198	}
1987		2199
		2200	# called after loading the header from an original map
1988	sub prepare_orig {	2201	sub prepare_orig {
1989	my ($self) = @_;	2202	my ($self) = @_;
1990		2203
1991	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1992	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2016		2229
2017	sub find;	2230	sub find;
2018	sub find {	2231	sub find {
2019	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
2020		2233
		2234	cf::cede_to_tick;
		2235
2021	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
2022		2237
2023	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2024	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
2025		2240
2026	$cf::MAP{$path} || do {	2241	$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	2242	my $map = new_from_path cf::map $path
2031	or return;	2243	or return;
2032		2244
2033	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
2034		2246
…		…
2036	or return;	2248	or return;
2037		2249
2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2039	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
2040	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
2041	undef $guard1;	2254	undef $guard1;
2042	undef $guard2;
2043	$map->reset;	2255	$map->reset;
2044	return find $path;	2256	return find $path;
2045	}	2257	}
2046		2258
2047	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2048	}	2260	}
2049	}	2261	}
2050		2262
2051	sub pre_load { }	2263	sub pre_load { }
2052	sub post_load { }	2264	#sub post_load { } # XS
2053		2265
2054	sub load {	2266	sub load {
2055	my ($self) = @_;	2267	my ($self) = @_;
2056		2268
2057	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2060		2272
2061	{	2273	{
2062	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2063		2275
2064	return unless $self->valid;	2276	return unless $self->valid;
2065	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2066
2067	$self->in_memory (cf::MAP_LOADING);
2068		2278
2069	$self->alloc;	2279	$self->alloc;
2070		2280
2071	$self->pre_load;	2281	$self->pre_load;
2072	cf::cede_to_tick;	2282	cf::cede_to_tick;
2073		2283
		2284	if (exists $self->{load_path}) {
2074	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2075	$f->skip_block;	2286	$f->skip_block;
2076	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2077	or return;	2288	or return;
2078		2289
2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2080	if delete $self->{load_original};	2291	if delete $self->{load_original};
2081		2292
2082	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2083	utf8::encode $uniq;	2294	utf8::encode $uniq;
2084	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2085	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2086	$self->clear_unique_items;	2297	$self->clear_unique_items;
2087	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2088	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2089	}	2301	}
2090	}	2302	}
2091	}
2092		2303
2093	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2094		2311
2095	cf::cede_to_tick;	2312	cf::cede_to_tick;
2096	# now do the right thing for maps	2313	# now do the right thing for maps
2097	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2098	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2102	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2103	$self->decay_objects;	2320	$self->decay_objects;
2104	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2105	$self->update_buttons;	2322	$self->update_buttons;
2106	cf::cede_to_tick;	2323	cf::cede_to_tick;
2107	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2108	cf::cede_to_tick;
2109	$self->activate;
2110	}	2325	}
2111		2326
2112	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2113	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2114
2115	$self->in_memory (cf::MAP_IN_MEMORY);
2116	}	2329	}
2117		2330
2118	$self->post_load;	2331	$self->post_load;
2119	}
2120		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2121	sub customise_for {	2339	sub customise_for {
2122	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2123		2341
2124	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2125	if $self->per_player;	2343	if $self->per_player;
…		…
2128	# if $self->per_party;	2346	# if $self->per_party;
2129		2347
2130	$self	2348	$self
2131	}	2349	}
2132		2350
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 {	2351	sub find_sync {
2160	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2161		2353
2162	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2163	}	2359	}
2164		2360
2165	sub do_load_sync {	2361	sub do_load_sync {
2166	my ($map) = @_;	2362	my ($map) = @_;
2167		2363
		2364	# it's a bug to call this from the main context
2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2169	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2170		2367
2171	cf::sync_job { $map->load };	2368	$map->load;
2172	}	2369	}
2173		2370
2174	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2175	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2176		2373
2177	sub find_async {	2374	sub find_async {
2178	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2179		2376
2180	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2181		2378
2182	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2184	}	2381	}
2185		2382
2186	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2187		2384
2188	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2189	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2190		2387
2191	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2192	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2193	if (my $map = find $k) {	2390	if (my $map = find $k) {
2194	$map->load if $v;	2391	$map->load if $v;
2195	}	2392	}
2196		2393
2197	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
…		…
2202	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2203		2400
2204	()	2401	()
2205	}	2402	}
2206		2403
		2404	# common code, used by both ->save and ->swapout
2207	sub save {	2405	sub _save {
2208	my ($self) = @_;	2406	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2407
2212	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2213		2409
2214	return unless $self->dirty;	2410	return unless $self->dirty;
2215		2411
…		…
2224		2420
2225	cf::async {	2421	cf::async {
2226	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2227	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2228	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2229		2427
2230	if ($uniq) {	2428	if ($uniq) {
2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2232	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2233	} else {	2431	} else {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2235	}	2433	}
2236	}	2434	}
2237		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2238	sub swap_out {	2444	sub swap_out {
2239	my ($self) = @_;	2445	my ($self) = @_;
2240		2446
2241	# save first because save cedes
2242	$self->save;
2243
2244	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2245		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2246	return if $self->players;	2451	return if $self->players;
2247	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2248	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2249		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2250	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2251		2503
2252	$self->deactivate;	2504	$self->deactivate;
2253	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2254	$self->clear;	2506	$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		2507
2300	$self->unlink_save;	2508	$self->unlink_save;
2301	$self->destroy;	2509	$self->destroy;
2302	}	2510	}
2303		2511
…		…
2311		2519
2312	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2313		2521
2314	$self->unlink_save;	2522	$self->unlink_save;
2315		2523
2316	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2317	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2318	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2319	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2321		2529
…		…
2370		2578
2371	sub unique_maps() {	2579	sub unique_maps() {
2372	[	2580	[
2373	map {	2581	map {
2374	utf8::decode $_;	2582	utf8::decode $_;
2375	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2376	? normalise $_	2586	: normalise $_
2377	: ()
2378	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2379	]	2588	]
2380	}	2589	}
2381		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2382	=back	2623	=back
2383		2624
2384	=head3 cf::object	2625	=head3 cf::object
2385		2626
2386	=cut	2627	=cut
…		…
2389		2630
2390	=over 4	2631	=over 4
2391		2632
2392	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2393		2634
2394	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2395		2637
2396	=cut	2638	=cut
2397		2639
2398	sub inv_recursive_;	2640	sub inv_recursive_;
2399	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2404	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2405	}	2647	}
2406		2648
2407	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2408		2650
2409	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2410		2652
2411	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2412		2654
2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2414	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2415		2657
2416	=cut	2658	=cut
2417		2659
2418	sub deref {	2660	sub deref {
…		…
2446	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2447	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2448		2690
2449	=cut	2691	=cut
2450		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2451	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2452	# with dialog boxes.	2708	# with dialog boxes.
2453	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2454	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2455	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2466	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2467	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2468		2724
2469	} else {	2725	} else {
2470	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2471	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2472	}	2728	}
2473	}	2729	}
2474	}	2730	}
2475		2731
2476	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2486	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2487		2743
2488	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2489	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2490		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2491	=cut	2772	=cut
2492		2773
2493	sub cf::object::player::may {	2774	sub cf::object::player::may {
2494	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2495		2776
2496	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2497	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2498	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2499	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2500	}	2781	}
2501		2782
2502	=item $player_object->enter_link	2783	=item $player_object->enter_link
2503		2784
2504	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2505		2786
2506	The player should be reasonably safe there for short amounts of time. You	2787	The player should be reasonably safe there for short amounts of time (e.g.
2507	I<MUST> call C<leave_link> as soon as possible, though.	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2789	though, as the player cannot control the character while it is on the link
		2790	map.
2508		2791
2509	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2510		2799
2511	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2512		2801
2513	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2514	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2532	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2533	my ($self) = @_;	2822	my ($self) = @_;
2534		2823
2535	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2536		2825
		2826	++$self->{_link_recursion};
		2827
2537	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2538		2829
2539	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2540	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2541		2832
2542	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2543	}	2834	}
2544		2835
2545	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2546	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2547		2838
…		…
2564	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2565	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2566		2857
2567	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2568	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2569	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2570		2861
2571	$map->load;	2862	$map->load;
2572	$map->load_neighbours;
2573		2863
2574	return unless $self->contr->active;	2864	return unless $self->contr->active;
2575	$self->activate_recursive;
2576		2865
2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2578	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2579	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2580		2873
		2874	}
		2875
2581	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2582		2877
2583	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2584	her, loading and preparing them map, calling the provided $check callback	2879	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	2880	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	2881	the new (success) or old (failed) map position. In either case, $done will
2587	be called at the end of this process.	2882	be called at the end of this process.
2588		2883
		2884	Note that $check will be called with a potentially non-loaded map, so if
		2885	it needs a loaded map it has to call C<< ->load >>.
		2886
2589	=cut	2887	=cut
2590		2888
2591	our $GOTOGEN;	2889	our $GOTOGEN;
2592		2890
2593	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2594	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2595		2899
2596	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2598		2902
2599	$self->enter_link;	2903	$self->enter_link;
…		…
2619	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2620	}	2924	}
2621	}	2925	}
2622		2926
2623	my $map = eval {	2927	my $map = eval {
2624	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2625		2929
2626	if ($map) {	2930	if ($map) {
2627	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2628	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2629	} else {	2933	} else {
2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2631	}	2935	}
2632		2936
2633	$map	2937	$map
…		…
2641	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2642	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2643	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2644	}	2948	}
2645		2949
2646	$done->() if $done;	2950	$done->($self) if $done;
2647	})->prio (1);	2951	})->prio (1);
2648	}	2952	}
2649		2953
2650	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2651		2955
…		…
2671	}	2975	}
2672		2976
2673	sub prepare_random_map {	2977	sub prepare_random_map {
2674	my ($exit) = @_;	2978	my ($exit) = @_;
2675		2979
2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2679	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2680	# that depends on the exit object	2982	# that depends on the exit object
2681		2983
2682	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2684	if ($exit->map) {	2986	if ($exit->map) {
2685	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2686	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2687	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2688	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2689	}	2993	}
2690		2994
2691	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2692		2996
2693	my $data = cf::encode_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2694	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2695	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2696		3000
2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2698	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2699	undef $fh;	3003	undef $fh;
2700	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2701		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2702	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2703	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2704	}	3012	}
2705	}	3013	}
2706		3014
2707	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2708	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2709		3017
2710	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2711		3019
2712	if ($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;	3020	$self->enter_link;
2724		3021
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 {	3022	(async {
2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3023	$Coro::current->{desc} = "enter_exit";
2731		3024
2732	$self->deactivate_recursive; # just to be sure
2733	unless (eval {	3025	unless (eval {
		3026	$self->deactivate_recursive; # just to be sure
		3027
		3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3029	my $x = $exit->stats->hp;
		3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
		3054
2734	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2735		3056
		3057	# if exit is damned, update players death & WoR home-position
		3058	$self->contr->savebed ($map, $x, $y)
		3059	if $exit->flag (cf::FLAG_DAMNED);
		3060
2736	1;	3061	1
2737	}) {	3062	}) {
2738	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2739	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2740	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2741	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2742		3067
2743	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2744	$self->leave_link;	3069	$self->leave_link;
2745	}	3070	}
2746	})->prio (1);	3071	})->prio (1);
2747	}	3072	}
2748		3073
2749	=head3 cf::client	3074	=head3 cf::client
2750		3075
2751	=over 4	3076	=over 4
2752		3077
2753	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2754		3079
2755	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2756	should not be used under normal circumstances.	3081	them as required.
2757		3082
2758	=cut	3083	=cut
2759		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2760	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2761	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2762		3089
2763	utf8::encode $text;	3090	# try lzf for large packets
2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2765	}	3101	}
2766		3102
2767	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2768		3104
2769	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2770	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2771	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2772	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2773		3109
2774	=cut	3110	=cut
2775		3111
2776	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2777	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2778	"c/identify" => {	3120	"c/identify" => {
2779	id => "infobox",	3121	id => "infobox",
2780	title => "Identify",	3122	title => "Identify",
2781	reply => undef,	3123	reply => undef,
2782	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2784	"c/examine" => {	3126	"c/examine" => {
2785	id => "infobox",	3127	id => "infobox",
2786	title => "Examine",	3128	title => "Examine",
2787	reply => undef,	3129	reply => undef,
2788	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2789	},	3137	},
2790	"c/book" => {	3138	"c/book" => {
2791	id => "infobox",	3139	id => "infobox",
2792	title => "Book",	3140	title => "Book",
2793	reply => undef,	3141	reply => undef,
…		…
2809	id => "infobox",	3157	id => "infobox",
2810	title => "Body Parts",	3158	title => "Body Parts",
2811	reply => undef,	3159	reply => undef,
2812	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2813	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
		3168	"c/skills" => {
		3169	id => "infobox",
		3170	title => "Skills",
		3171	reply => undef,
		3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
		3197	},
2814	"c/uptime" => {	3198	"c/uptime" => {
2815	id => "infobox",	3199	id => "infobox",
2816	title => "Uptime",	3200	title => "Uptime",
2817	reply => undef,	3201	reply => undef,
2818	tooltip => "How long the server has been running since last restart",	3202	tooltip => "How long the server has been running since last restart",
…		…
2821	id => "infobox",	3205	id => "infobox",
2822	title => "Map Info",	3206	title => "Map Info",
2823	reply => undef,	3207	reply => undef,
2824	tooltip => "Information related to the maps",	3208	tooltip => "Information related to the maps",
2825	},	3209	},
		3210	"c/party" => {
		3211	id => "party",
		3212	title => "Party",
		3213	reply => "gsay ",
		3214	tooltip => "Messages and chat related to your party",
		3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2826	);	3230	);
2827		3231
2828	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2829	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2830		3234
2831	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2832		3237
2833	$color &= cf::NDI_CLIENT_MASK; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2834		3239
2835	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2836	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2837	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2838		3243
2839	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2840	if $self->can_msg;
2841
2842	$channel = $channel->{id};	3245	$channel = $channel->{id};
2843		3246
2844	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2845	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2846	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2847	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2848	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2849	if $self->can_msg;
2850	}	3252	}
2851		3253
2852	$channel = $channel->{id};	3254	$channel = $channel->{id};
2853	}	3255	}
2854		3256
2855	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2856		3258
2857	if ($self->can_msg) {
2858	# default colour, mask it out	3259	# default colour, mask it out
2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2860	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2861		3262
2862	$self->send_packet ("msg " . $self->{json_coder}->encode (	3263	my $pkt = "msg "
		3264	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	} else {	3266	);
2865	if ($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		3267
2876	$color &= cf::NDI_COLOR_MASK;	3268	$self->send_big_packet ($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	}	3269	}
2890		3270
2891	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2892		3272
2893	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2895	=cut	3275	=cut
2896		3276
2897	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2899		3279
2900	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$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	}	3281	}
2925		3282
2926	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2927		3284
2928	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2948		3305
2949	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2950	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2951		3308
2952	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2953	}	3349	}
2954		3350
2955	cf::client->attach (	3351	cf::client->attach (
2956	on_connect => sub {	3352	on_connect => sub {
2957	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2983	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2984		3380
2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2986		3382
2987	if (ref $msg) {	3383	if (ref $msg) {
2988	my ($type, $reply, @payload) =	3384	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		3385
2993	my @reply;
2994
2995	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2996	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2997	}	3404	}
2998
2999	$ns->ext_reply ($reply, @reply)
3000	if $reply;
3001
3002	} else {	3405	} else {
3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3004	}	3407	}
3005		3408
3006	cf::override;	3409	cf::override;
3007	},	3410	},
3008	);	3411	);
…		…
3028		3431
3029	$coro	3432	$coro
3030	}	3433	}
3031		3434
3032	cf::client->attach (	3435	cf::client->attach (
3033	on_destroy => sub {	3436	on_client_destroy => sub {
3034	my ($ns) = @_;	3437	my ($ns) = @_;
3035		3438
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3440	},
3038	);	3441	);
…		…
3054	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3055		3458
3056	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3057		3460
3058	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3061	sort time	3464	sort time
3062	));	3465	));
3063		3466
3064	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3067		3470
3068	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3069		3472
3070	cf::object	3473	cf::object
3071	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
3072	insert remove name archname title slaying race decrease_ob_nr	3475	insert remove name archname title slaying race decrease split
		3476	value
3073		3477
3074	cf::object::player	3478	cf::object::player
3075	player	3479	player
3076		3480
3077	cf::player	3481	cf::player
…		…
3082		3486
3083	=cut	3487	=cut
3084		3488
3085	for (	3489	for (
3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3087	insert remove inv name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3088	decrease_ob_nr destroy)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3089	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3090	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3091	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3092	) {	3496	) {
3093	no strict 'refs';
3094	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3095	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3096	for @funs;	3499	for @funs;
3097	}	3500	}
3098		3501
…		…
3113		3516
3114	my $qcode = $code;	3517	my $qcode = $code;
3115	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3116	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3117		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3118	local $_;	3524	local $_;
3119	local @safe::cf::_safe_eval_args = values %vars;
3120		3525
3121	my $eval =	3526	my $eval =
3122	"do {\n"	3527	"do {\n"
3123	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3124	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3125	. $code	3530	. $code
3126	. "\n}"	3531	. "\n}"
3127	;	3532	;
3128		3533
		3534	if ($CFG{safe_eval}) {
3129	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3130	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3131	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3132		3543
3133	if ($@) {	3544	if ($@) {
3134	warn "$@";	3545	warn "$@",
3135	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3136	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3137	}	3548	}
3138		3549
3139	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3140	}	3551	}
3141		3552
…		…
3155	=cut	3566	=cut
3156		3567
3157	sub register_script_function {	3568	sub register_script_function {
3158	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3159		3570
3160	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3161	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3162	}	3573	}
3163		3574
3164	=back	3575	=back
3165		3576
3166	=cut	3577	=cut
3167		3578
3168	#############################################################################	3579	#############################################################################
3169	# the server's init and main functions	3580	# the server's init and main functions
3170		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3171	sub load_facedata($) {	3659	sub load_facedata($) {
3172	my ($path) = @_;	3660	my ($path) = @_;
3173		3661
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;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3179		3663
3180	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3181		3665
3182	my $facedata;	3666	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		3667
3188	$facedata->{version} == 2	3668	$facedata->{version} == 2
3189	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3190		3670
3191	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3192	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3193	type => FT_RSRC,	3673
3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3195	};	3675
3196	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3197		3679
3198	{	3680	{
3199	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3200		3682
3201	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3203		3686
3204	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3205	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3208		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3209	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3210	}	3694	}
3211		3695
3212	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3213	next unless $info->{smooth};	3697	next unless $info->{smooth};
3214		3698
…		…
3217		3701
3218	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3219	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3221	} else {	3705	} else {
3222	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3223	}	3707	}
3224
3225	cf::cede_to_tick;
3226	}	3708	}
3227	}	3709	}
3228		3710
3229	{	3711	{
3230	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3231		3713
3232	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3233	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3234	cf::cede_to_tick;
3235	}	3716	}
3236		3717
3237	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3238	}	3719	}
3239		3720
3240	{	3721	{
3241	# TODO: for gcfclient pleasure, we should give resources
3242	# that gcfclient doesn't grok a >10000 face index.
3243	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3244		3723
3245	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3246	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# 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;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3248	my $data;
3249		3728
3250	if ($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};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3265	} else {	3735	} else {
3266	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3267	}	3737	}
3268
3269	cf::cede_to_tick;
3270	}	3738	}
3271	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3272		3750
3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3274		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3275	1	3755	1
3276	}	3756	}
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 => $face;
3294	}
3295	}
3296	});
3297		3757
3298	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3299	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3300		3760
3301	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
3302	$ns->fx_want ($k, $v);	3762	$ns->fx_want ($k, $v);
3303	}	3763	}
3304	};	3764	};
		3765
		3766	sub load_resource_file($) {
		3767	my $guard = lock_acquire "load_resource_file";
		3768
		3769	my $status = load_resource_file_ $_[0];
		3770	get_slot 0.1, 100;
		3771	cf::arch::commit_load;
		3772
		3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
		3788	}
3305		3789
3306	sub reload_regions {	3790	sub reload_regions {
3307	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3308	# for this (global event?)	3792	# for this (global event?)
3309	%ext::player_env::MUSIC_FACE_CACHE = ();	3793	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3316	if exists $_->{match};	3800	if exists $_->{match};
3317	}	3801	}
3318	}	3802	}
3319		3803
3320	sub reload_facedata {	3804	sub reload_facedata {
3321	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3322	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3323	}	3807	}
3324		3808
3325	sub reload_archetypes {	3809	sub reload_archetypes {
3326	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3327	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
3328	#d# NEED to laod twice to resolve forward references	3812
3329	# this really needs to be done in an extra post-pass	3813	cf::face::set
3330	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
3331	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
3332	or die "unable to load archetypes\n";	3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3333	}	3838	}
3334		3839
3335	sub reload_treasures {	3840	sub reload_treasures {
3336	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3337	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3338	}	3843	}
3339		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3340	sub reload_resources {	3865	sub reload_resources {
3341	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3342		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
3343	reload_regions;	3873	reload_regions;
3344	reload_facedata;
3345	#reload_archetypes;#d#
3346	reload_archetypes;
3347	reload_treasures;	3874	reload_treasures;
3348		3875
3349	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	reload_resources;
3354	}	3877	}
3355		3878
3356	sub reload_config {	3879	sub reload_config {
3357	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3358	or return;
3359		3881
3360	local $/;	3882	my $config = load_file "$CONFDIR/config";
3361	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3362		3885
3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3364		3887
3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3367		3890
3368	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3372	};	3895	};
3373	warn $@ if $@;	3896	warn $@ if $@;
3374	}	3897	}
3375	}	3898	}
3376		3899
		3900	sub pidfile() {
		3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3902	or die "$PIDFILE: $!";
		3903	flock $fh, &Fcntl::LOCK_EX
		3904	or die "$PIDFILE: flock: $!";
		3905	$fh
		3906	}
		3907
		3908	# make sure only one server instance is running at any one time
		3909	sub atomic {
		3910	my $fh = pidfile;
		3911
		3912	my $pid = <$fh>;
		3913	kill 9, $pid if $pid > 0;
		3914
		3915	seek $fh, 0, 0;
		3916	print $fh $$;
		3917	}
		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3377	sub main {	3928	sub main {
		3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3937
3378	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3379	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3381	(async {	3941	(async {
3382	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3383	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3384	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3385	};	3945	};
3386		3946
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;	3947	evthread_start IO::AIO::poll_fileno;
3393	EV::loop;	3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
		3961	reload_config;
		3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
		3971	load_extensions;
		3972
		3973	utime time, time, $RUNTIMEFILE;
		3974
		3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
		3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3978
		3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3394	}	3990	}
3395		3991
3396	#############################################################################	3992	#############################################################################
3397	# initialisation and cleanup	3993	# initialisation and cleanup
3398		3994
3399	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3400	BEGIN {	3996	BEGIN {
3401	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3402	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3404	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3405	};	4001	};
3406	}	4002	}
3407	}	4003	}
3408		4004
3409	sub write_runtime {	4005	sub write_runtime_sync {
3410	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3411		4007
3412	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3413	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3414		4010
3415	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3416		4012
3417	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3418		4014
3419	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3420	or return;	4016	or return;
3421		4017
3422	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3423	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3424	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3434	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3435		4031
3436	close $fh	4032	close $fh
3437	or return;	4033	or return;
3438		4034
3439	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3440	and return;	4036	and return;
3441		4037
3442	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3443		4039
3444	1	4040	1
		4041	}
		4042
		4043	our $uuid_lock;
		4044	our $uuid_skip;
		4045
		4046	sub write_uuid_sync($) {
		4047	$uuid_skip ||= $_[0];
		4048
		4049	return if $uuid_lock;
		4050	local $uuid_lock = 1;
		4051
		4052	my $uuid = "$LOCALDIR/uuid";
		4053
		4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4055	or return;
		4056
		4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
		4065	$uuid_skip = 0;
		4066
		4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4068	and return;
		4069
		4070	# always fsync - this file is important
		4071	aio_fsync $fh
		4072	and return;
		4073
		4074	close $fh
		4075	or return;
		4076
		4077	aio_rename "$uuid~", $uuid
		4078	and return;
		4079
		4080	trace "uuid file written ($value).\n";
		4081
		4082	1
		4083
		4084	}
		4085
		4086	sub write_uuid($$) {
		4087	my ($skip, $sync) = @_;
		4088
		4089	$sync ? write_uuid_sync $skip
		4090	: async { write_uuid_sync $skip };
3445	}	4091	}
3446		4092
3447	sub emergency_save() {	4093	sub emergency_save() {
3448	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3449		4095
3450	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3451		4102
3452	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3453	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3454	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3455	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3456	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3457	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3458	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3459	$pl->valid or next;	4112	$pl->valid or next;
3460	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3461	$pl->save;	4114	$pl->save;
3462	}	4115	}
3463	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3464		4117
3465	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3466	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3467	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3468	$map->valid or next;	4123	$map->valid or next;
3469	$map->save;	4124	$map->save;
3470	}	4125	}
3471	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3472		4127
3473	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3474	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3475	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
		4133
		4134	info "emergency_perl_save: begin write uuid\n";
		4135	write_uuid_sync 1;
		4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3476	};	4156	};
3477		4157
3478	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3479	}	4159	}
3480		4160
3481	sub post_cleanup {	4161	sub post_cleanup {
3482	my ($make_core) = @_;	4162	my ($make_core) = @_;
3483		4163
		4164	IO::AIO::flush;
		4165
3484	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3485	if $make_core;	4167	if $make_core;
		4168
		4169	my $fh = pidfile;
		4170	unlink $PIDFILE if <$fh> == $$;
		4171	}
		4172
		4173	# a safer delete_package, copied from Symbol
		4174	sub clear_package($) {
		4175	my $pkg = shift;
		4176
		4177	# expand to full symbol table name if needed
		4178	unless ($pkg =~ /^main::.*::$/) {
		4179	$pkg = "main$pkg" if $pkg =~ /^::/;
		4180	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4181	$pkg .= '::' unless $pkg =~ /::$/;
		4182	}
		4183
		4184	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4185	my $stem_symtab = *{$stem}{HASH};
		4186
		4187	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4188	or return;
		4189
		4190	# clear all symbols
		4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4192	for my $name (keys %$leaf_symtab) {
		4193	_gv_clear *{"$pkg$name"};
		4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4195	}
3486	}	4196	}
3487		4197
3488	sub do_reload_perl() {	4198	sub do_reload_perl() {
3489	# can/must only be called in main	4199	# can/must only be called in main
3490	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3491	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3492	return;	4202	return;
3493	}	4203	}
3494		4204
3495	warn "reloading...";	4205	return if $RELOAD++;
3496		4206
3497	warn "entering sync_job";	4207	my $t1 = AE::time;
3498		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3499	cf::sync_job {	4215	cf::sync_job {
3500	cf::write_runtime; # external watchdog should not bark
3501	cf::emergency_save;	4216	#cf::emergency_save;
3502	cf::write_runtime; # external watchdog should not bark
3503		4217
3504	warn "syncing database to disk";
3505	BDB::db_env_txn_checkpoint $DB_ENV;
3506
3507	# if anything goes wrong in here, we should simply crash as we already saved
3508
3509	warn "flushing outstanding aio requests";
3510	for (;;) {
3511	BDB::flush;
3512	IO::AIO::flush;
3513	Coro::cede_notself;
3514	last unless IO::AIO::nreqs || BDB::nreqs;
3515	warn "iterate...";
3516	}
3517
3518	++$RELOAD;
3519
3520	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3521	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3522	%EXT_CORO = ();	4220	%EXT_CORO = ();
3523		4221
3524	warn "removing commands";	4222	trace "perl_reload: removing commands";
3525	%COMMAND = ();	4223	%COMMAND = ();
3526		4224
3527	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3528	%EXTCMD = ();	4226	%EXTCMD = ();
3529	%EXTICMD = ();	4227	%EXTICMD = ();
3530		4228
3531	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3532	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3533	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3534		4232
3535	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3536	eval {	4234	eval {
3537	$cb->($pkg);	4235	$cb->($pkg);
3538	1	4236	1
3539	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
		4238	}
		4239
		4240	trace "... clearing $pkg";
		4241	clear_package $pkg;
3540	}	4242	}
3541		4243
3542	warn "... nuking $pkg";
3543	Symbol::delete_package $pkg;
3544	}
3545
3546	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3547	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3548	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3549		4247
3550	warn "... unloading $k";	4248	trace "... unloading $k";
3551	delete $INC{$k};	4249	delete $INC{$k};
3552		4250
3553	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3554	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3555		4253
3556	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3557	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3558	}	4259	}
3559		4260
3560	Symbol::delete_package $k;
3561	}
3562
3563	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3564	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3565	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3566		4264
3567	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3568	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3569	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3570		4268
3571	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3572	# and global variables created in xs	4270	# and global variables created in xs
3573	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3574		4272
3575	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3576		4274
3577	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3578	require cf;	4276	require cf;
3579	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3580		4278
3581	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3582	cf::reload_config;	4280	cf::reload_config;
3583		4281
3584	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3585	cf::load_extensions;	4283	cf::load_extensions;
3586		4284
		4285	if ($REATTACH_ON_RELOAD) {
3587	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3588	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3589	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3590	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3591	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3592	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3593		4293
3594	warn "leaving sync_job";	4294	cf::_post_init 1;
3595		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3596	1	4298	1
3597	} or do {	4299	} or do {
3598	warn $@;	4300	error $@;
3599	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
		4302	};
		4303
		4304	--$RELOAD;
3600	};	4305	}
3601		4306
3602	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3603	};	4309	};
3604		4310
3605	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3606		4312
3607	sub reload_perl() {	4313	sub reload_perl() {
3608	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3609	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3610		4316
		4317	$RELOAD_WATCHER ||= cf::async {
		4318	Coro::AIO::aio_wait cache_extensions;
		4319
3611	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3612	do_reload_perl;	4321	do_reload_perl;
3613	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
		4323	};
3614	};	4324	};
3615	}	4325	}
3616		4326
3617	register_command "reload" => sub {	4327	register_command "reload" => sub {
3618	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
…		…
3624	reload_perl;	4334	reload_perl;
3625	};	4335	};
3626	}	4336	}
3627	};	4337	};
3628		4338
3629	unshift @INC, $LIBDIR;	4339	#############################################################################
3630		4340
3631	my $bug_warning = 0;	4341	my $bug_warning = 0;
3632		4342
3633	our @WAIT_FOR_TICK;
3634	our @WAIT_FOR_TICK_BEGIN;
3635
3636	sub wait_for_tick {	4343	sub wait_for_tick() {
3637	return if tick_inhibit;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3638	return if $Coro::current == $Coro::main;
3639		4345
3640	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3641	push @WAIT_FOR_TICK, $signal;
3642	$signal->wait;
3643	}	4347	}
3644		4348
3645	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3646	return if tick_inhibit;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3647	return if $Coro::current == $Coro::main;
3648		4351
3649	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3650	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3651	$signal->wait;	4354	$signal->wait;
3652	}	4355	}
…		…
3656	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3657	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3658	return;	4361	return;
3659	}	4362	}
3660		4363
3661	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3662		4367
3663	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3664	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3665	Coro::async_pool {	4370	Coro::async_pool {
3666	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3667	write_runtime	4372	write_runtime_sync
3668	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3669	};	4374	};
3670	}	4375	}
3671		4376
3672	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3673	$sig->send;	4378	$sig->send;
3674	}	4379	}
3675	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3676	$sig->send;
3677	}
3678		4381
3679	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3680	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3681		4384
3682	if (0) {	4385	if (0) {
3683	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3684	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3685	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3686	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3687	}	4390	}
3688	}	4391	}
3689	}	4392	}
3690		4393
3691	{	4394	{
3692	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3693		4397
3694	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3695	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3696	$Coro::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3697		4401
3698	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3699	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3700	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3701	| BDB::LOG_AUTOREMOVE, 1);	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4406	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3702	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3703	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3704		4409
3705	cf::sync_job {	4410	cf::sync_job {
3706	eval {	4411	eval {
…		…
3725	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3726	};	4431	};
3727	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3728	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3729	};	4434	};
		4435
		4436	info "database initialised";
3730	}	4437	}
3731		4438
3732	{	4439	{
3733	# configure IO::AIO	4440	# configure IO::AIO
3734		4441
		4442	info "initialising aio";
3735	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3736	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3737	$Coro::AIO::WATCHER->priority (1);	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3738	}	4447	}
3739		4448
3740	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3741		4451
3742	sub _log_backtrace {	4452	sub _log_backtrace {
3743	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3744		4454
3745	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3746		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3747	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3748	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3749	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3750	async {	4465	async {
3751	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3752		4467
3753	my @bt = fork_call {	4468	my @bt = fork_call {
3754	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
…		…
3765	}	4480	}
3766		4481
3767	@funcs	4482	@funcs
3768	};	4483	};
3769		4484
3770	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3771	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3772	--$_log_backtrace;	4488	--$_log_backtrace;
3773	};	4489	};
3774	} else {	4490	} else {
3775	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3776	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3777	}	4493	}
3778	}	4494	}
3779		4495
3780	# load additional modules	4496	# load additional modules
3781	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3782		4499
3783	END { cf::emergency_save }	4500	END { cf::emergency_save }
3784		4501
3785	1	4502	1
3786		4503

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