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Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.614 by root, Mon Nov 26 15:12:16 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.50 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
54	use IO::AIO 2.51 ();	62	use IO::AIO ();
55	use Time::HiRes;
56	use Compress::LZF;	63	use Compress::LZF;
57	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
58		67
59	# configure various modules to our taste	68	# configure various modules to our taste
60	#	69	#
61	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		78
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		81
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
68		85
69	our %COMMAND = ();	86	our %COMMAND = ();
70	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
71		88
72	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
77		96
78	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
80		101
81	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
82	our $DATADIR = datadir;	104	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
86	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
93		125
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	128	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		130
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	134	our $DB_ENV;
105		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
106	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		140
108	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
110	our $NOW;	144	our $NOW;
111		145
112	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	155	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
123		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
		165
124	binmode STDOUT;	166	binmode STDOUT;
125	binmode STDERR;	167	binmode STDERR;
126		168
127	# read virtual server time, if available	169	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
132	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
133		177
134	mkdir $_	178	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		180
137	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
138		182
139	sub cf::map::normalise;	183	sub cf::map::normalise;
140		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
141	#############################################################################	189	#############################################################################
142		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
143	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
144		203
145	=over 4	204	=over 4
146		205
147	=item $cf::UPTIME	206	=item $cf::UPTIME
148		207
149	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
150		224
151	=item $cf::RUNTIME	225	=item $cf::RUNTIME
152		226
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	228	every server tick.
155		229
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		233
160	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
163	database environment.	237	database environment.
164		238
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	239	=item $cf::LOADAVG
174		240
175	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	252	from wherever your confdir points to.
187		253
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		255
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
193		277
194	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
195		279
196	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	282	that call.
199		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
200	=back	290	=back
201		291
202	=cut	292	=cut
203		293
204	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	301	my $msg = join "", @_;
207		302
208	$msg .= "\n"	303	$msg .= "\n"
209	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
210		305
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		307
213	LOG llevError, $msg;	308	LOG llevWarn, $msg;
214	};	309	};
215	}
216		310
217	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
219		313
220	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	318	return;#d#
223	}#d#	319	}#d#
224		320
225	# kill coroutine otherwise	321	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	322	Coro::terminate
228	};	323	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		324
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	335	for my $pkg (qw(
243	cf::global cf::attachable	336	cf::global cf::attachable
244	cf::object cf::object::player	337	cf::object cf::object::player
245	cf::client cf::player	338	cf::client cf::player
246	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
247	cf::map cf::party cf::region	341	cf::party cf::region
248	)) {	342	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	344	}
252		345
253	$EV::DIED = sub {	346	$EV::DIED = sub {
254	warn "error in event callback: @_";	347	warn "error in event callback: $@";
255	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
256		354
257	#############################################################################	355	#############################################################################
258		356
259	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
260		358
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	380	$d
283	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
284	}	382	}
285		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
286	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
287		437
288	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
289		439
290	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		447
298	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
300		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
301	=item cf::lock_wait $string	513	=item cf::lock_wait $string
302		514
303	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
304		516
305	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
306		518
307	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
310	returned.	522	returned.
311		523
312	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	525	deadlocked coro.
…		…
319		531
320	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
321		533
322	=cut	534	=cut
323		535
324	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		537
327	sub lock_wait($) {	538	sub lock_wait($) {
328	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	540	}
341		541
342	sub lock_acquire($) {	542	sub lock_acquire($) {
343	my ($key) = @_;	543	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	544	}
357		545
358	sub lock_active($) {	546	sub lock_active($) {
359	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	548	}
363		549
364	sub freeze_mainloop {	550	sub freeze_mainloop {
365	tick_inhibit_inc;	551	tick_inhibit_inc;
366		552
367	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
368	}	554	}
369		555
370	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
371		557
372	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	559	get spread over time.
374		560
375	=cut	561	=cut
376		562
377	sub periodic($$) {	563	sub periodic($$) {
378	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
383	}	569	}
384		570
385	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
386		572
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority 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) {
…		…
493	} else {	691	} else {
494	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
495	}	693	}
496	}	694	}
497		695
498	my $time = EV::time - $time;	696	my $time = AE::time - $time;
499		697
500	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
501		699
502	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
503	} else {	701	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
526		724
527	$coro	725	$coro
528	}	726	}
529		727
530	=item fork_call { }, $args	728	=item fork_call { }, @args
531		729
532	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
536		734
537	=cut	735	=cut
538		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
539	sub fork_call(&@) {	741	sub fork_call(&@) {
540	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
541		743
542	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)
545
546	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
547	reset_signals;	745	cf::post_fork;
548	&$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	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
552	}	788	}
553		789
554	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
555		791
556	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
566	within each server.	802	within each server.
567		803
568	=cut	804	=cut
569		805
570	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
571	my ($name) = @_;	810	my ($name) = @_;
572	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
573		812
574	eval {	813	eval {
575	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
585	}	824	}
586		825
587	our $DB;	826	our $DB;
588		827
589	sub db_init {	828	sub db_init {
590	cf::sync_job {
591	$DB ||= db_table "db";	829	$DB ||= db_table "db";
592	};
593	}	830	}
594		831
595	sub db_get($$) {	832	sub db_get($$) {
596	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
597		834
598	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
599	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
600		839
601	$! ? ()	840	$! ? ()
602	: $data	841	: $data
603	}
604	}	842	}
605		843
606	sub db_put($$$) {	844	sub db_put($$$) {
607	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
608	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
636		874
637	my @data;	875	my @data;
638	my $md5;	876	my $md5;
639		877
640	for (0 .. $#$src) {	878	for (0 .. $#$src) {
641	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
642	or Carp::croak "$src->[$_]: $!";
643	}	880	}
644		881
645	# if processing is expensive, check	882	# if processing is expensive, check
646	# checksum first	883	# checksum first
647	if (1) {	884	if (1) {
…		…
660		897
661	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
662	}	899	}
663	}	900	}
664		901
665	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
666	my $data = $process->(\@data);	903	my $data = $process->(\@data);
667	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
668		905
669	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
670		907
671	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
672	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
673	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
674		911
…		…
684		921
685	=cut	922	=cut
686		923
687	sub datalog($@) {	924	sub datalog($@) {
688	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
689	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
690	}	927	}
691		928
692	=back	929	=back
693		930
694	=cut	931	=cut
695		932
696	#############################################################################	933	#############################################################################
697		934
698	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
699		936
700	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
701	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")
702	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
703		940
704	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>
705	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
…		…
755	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
756		993
757	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
759		996
760	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
761	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.
762		999
763	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
764		1001
765	=over 4	1002	=over 4
…		…
889		1126
890	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
891	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
892		1129
893	} elsif (ref $type) {	1130	} elsif (ref $type) {
894	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
895		1132
896	} else {	1133	} else {
897	shift @arg;	1134	shift @arg;
898	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
899	}	1136	}
900	}	1137	}
901	}	1138	}
902		1139
903	sub _object_attach {	1140	sub _object_attach {
…		…
913	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
914	}	1151	}
915		1152
916	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
917	} else {	1154	} else {
918	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
919	}	1156	}
920		1157
921	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
922	}	1159	}
923		1160
…		…
982		1219
983	for (@$callbacks) {	1220	for (@$callbacks) {
984	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
985		1222
986	if ($@) {	1223	if ($@) {
987	warn "$@";
988	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
989	override;	1225	override;
990	}	1226	}
991		1227
992	return 1 if $override;	1228	return 1 if $override;
993	}	1229	}
…		…
1056		1292
1057	sub reattach {	1293	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1295	my ($obj) = @_;
1060		1296
		1297	# no longer needed after getting rid of delete_package?
1061	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
1062		1299
1063	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1064		1301
1065	@$registry = ();	1302	@$registry = ();
1066		1303
…		…
1071	for (@$attach) {	1308	for (@$attach) {
1072	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1073	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1074	}	1311	}
1075	} else {	1312	} else {
1076	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1077	}	1314	}
1078	}	1315	}
1079	}	1316	}
1080		1317
1081	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1108	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1109		1346
1110	sync_job {	1347	sync_job {
1111	if (length $$rdata) {	1348	if (length $$rdata) {
1112	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1115		1353
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	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	}
1120	close $fh;	1361	aio_close $fh;
1121		1362
1122	if (@$objs) {	1363	if (@$objs) {
1123	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) {
1124	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1127	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	}
1128	close $fh;	1372	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1374	}
1131	} else {	1375	} else {
1132	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1133	}	1377	}
1134		1378
1135	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1383	} else {
1137	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1138	}	1385	}
1139	} else {	1386	} else {
1140	aio_unlink $filename;	1387	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1142	}	1389	}
…		…
1166	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1167	$av = $st->{objs};	1414	$av = $st->{objs};
1168	}	1415	}
1169		1416
1170	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1171	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1172	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1173		1421
1174	($data, $av)	1422	($data, $av)
1175	}	1423	}
1176		1424
1177	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1181	=cut	1429	=cut
1182		1430
1183	#############################################################################	1431	#############################################################################
1184	# command handling &c	1432	# command handling &c
1185		1433
1186	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1187		1435
1188	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
1189	$name.	1437	$name.
1190		1438
1191	=cut	1439	=cut
…		…
1197	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1198		1446
1199	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1200	}	1448	}
1201		1449
1202	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1203		1451
1204	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1205	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
1206	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
1207	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
1208	has logged in successfully.	1456	has logged in successfully.
1209		1457
1210	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1211	called.
1212		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
1213	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1214		1466
1215	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1216	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
1217	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
1218	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
1219	log-in.	1471	log-in.
1220		1472
1221	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1222	called.
1223		1474
1224	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1225		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1226	sub register_extcmd {	1482	sub register_extcmd($$) {
1227	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1228		1484
1229	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1230	}	1486	}
1231		1487
1232	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1233	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1234		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1235	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1236	}	1498	}
1237		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1238	cf::player->attach (	1508	cf::player->attach (
1239	on_command => sub {	1509	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1241		1511
1242	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1243	or return;	1513	or return;
1244		1514
…		…
1252	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1253		1523
1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1255		1525
1256	if (ref $msg) {	1526	if (ref $msg) {
1257	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1258	"ARRAY" eq ref $msg
1259	? @$msg
1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1261		1528
1262	my @reply;
1263
1264	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}) {
1265	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1266	}	1547	}
1267		1548
1268	$pl->ext_reply ($reply, @reply)
1269	if $reply;
1270
1271	} else {	1549	} else {
1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1273	}	1551	}
1274		1552
1275	cf::override;	1553	cf::override;
1276	},	1554	},
1277	);	1555	);
1278		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
1279	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1280	cf::sync_job {	1586	cf::sync_job {
1281	my %todo;	1587	my %todo;
1282		1588
1283	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1284	next unless -r $path;	1590	next unless -r $path;
…		…
1302		1608
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1611
1306	$ext{source} =	1612	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1308	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1309	. $source	1615	. $source
1310	. "\n};\n1";	1616	. "\n};\n1";
1311		1617
1312	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1313	}	1619	}
1314		1620
		1621	my $pass = 0;
1315	my %done;	1622	my %done;
1316	while (%todo) {	1623	while (%todo) {
1317	my $progress;	1624	my $progress;
1318		1625
		1626	++$pass;
		1627
		1628	ext:
1319	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1631	next ext
1322	unless exists $done{$_};	1632	unless exists $done{$_};
1323	}	1633	}
1324		1634
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1636
1327	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 $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1650
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1652	if exists $v->{meta}{mandatory};
1335		1653
1336	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;
1337	}	1663	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1664	}
1343		1665
1344	skip:	1666	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1347	}	1676	}
1348	};	1677	};
1349	}	1678	}
1350		1679
1351	#############################################################################	1680	#############################################################################
1352		1681
1353	=back	1682	=back
1354		1683
1355	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1356		1685
1357	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1358		1687
1359	=cut	1688	=cut
1360		1689
1361	package cf::player;	1690	package cf::player;
1362		1691
…		…
1405		1734
1406	sub exists($) {	1735	sub exists($) {
1407	my ($login) = @_;	1736	my ($login) = @_;
1408		1737
1409	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1411	}	1740	}
1412		1741
1413	sub find($) {	1742	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1744	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1757	or return;
1429		1758
1430	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1431	or return;	1760	or return;
		1761
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1435	}	1765	}
1436	}	1766	}
1437	}	1767	}
1438		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1439	sub save($) {	1782	sub save($) {
1440	my ($pl) = @_;	1783	my ($pl) = @_;
1441		1784
1442	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1443		1786
…		…
1446		1789
1447	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1448		1791
1449	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1450	$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];
1451		1799
1452	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1801	cf::cede_to_tick;
1454	}	1802	}
1455		1803
…		…
1487	my ($pl) = @_;	1835	my ($pl) = @_;
1488		1836
1489	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1490		1838
1491	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1492	$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
1493		1841
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1495	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1497	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1498		1850
1499	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1501	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1539		1891
1540	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1541	my $path = path $login;	1893	my $path = path $login;
1542		1894
1543	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1901	}
1549		1902
…		…
1553		1906
1554	\@logins	1907	\@logins
1555	}	1908	}
1556		1909
1557	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1558		1913
1559	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1560	player. May block.	1915	player. May block.
1561		1916
1562	=cut	1917	=cut
…		…
1580	}	1935	}
1581		1936
1582	\@paths	1937	\@paths
1583	}	1938	}
1584		1939
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1941
1587	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677
1678	=item $player->ext_reply ($msgid, @msg)
1679
1680	Sends an ext reply to the player.
1681
1682	=cut
1683
1684	sub ext_reply($$@) {
1685	my ($self, $id, @msg) = @_;
1686
1687	$self->ns->ext_reply ($id, @msg)
1688	}
1689		1943
1690	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1691		1945
1692	Sends an ext event to the client.	1946	Sends an ext event to the client.
1693		1947
…		…
1713		1967
1714	=cut	1968	=cut
1715		1969
1716	sub find_by_path($) {	1970	sub find_by_path($) {
1717	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1718		1974
1719	my ($match, $specificity);	1975	my ($match, $specificity);
1720		1976
1721	for my $region (list) {	1977	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1748	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1750		2006
1751	sub generate_random_map {	2007	sub generate_random_map {
1752	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1753	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1754	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758	$rmp->{exit_on_final_map},
1759	$rmp->{xsize}, $rmp->{ysize},
1760	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1762	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1763	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1764	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1765	(cf::region::find $rmp->{region}), $rmp->{custom}
1766	)
1767	}	2013	}
1768		2014
1769	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1770		2016
1771	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
…		…
1776		2022
1777	sub register {	2023	sub register {
1778	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1779	my $pkg = caller;	2025	my $pkg = caller;
1780		2026
1781	no strict;
1782	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1783		2028
1784	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785	}	2030	}
1786		2031
1787	# also paths starting with '/'	2032	# also paths starting with '/'
1788	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789		2034
1790	sub thawer_merge {	2035	sub thawer_merge {
1791	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1792		2037
1793	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1798	}	2043	}
1799		2044
1800	sub normalise {	2045	sub normalise {
1801	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1802		2047
1803	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1804		2049
1805	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1806		2051
1807	# map plan:	2052	# map plan:
1808	#	2053	#
…		…
1823	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1824	$path = "$base/$path";	2069	$path = "$base/$path";
1825	}	2070	}
1826		2071
1827	for ($path) {	2072	for ($path) {
1828	redo if s{//}{/};
1829	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1830	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1831	}	2075	}
1832		2076
1833	$path	2077	$path
…		…
1847	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1848	return $self;	2092	return $self;
1849	}	2093	}
1850	}	2094	}
1851		2095
1852	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1853	()	2097	()
1854	}	2098	}
1855		2099
		2100	# may re-bless or do other evil things
1856	sub init {	2101	sub init {
1857	my ($self) = @_;	2102	my ($self) = @_;
1858		2103
1859	$self	2104	$self
1860	}	2105	}
…		…
1879		2124
1880	# the temporary/swap location	2125	# the temporary/swap location
1881	sub save_path {	2126	sub save_path {
1882	my ($self) = @_;	2127	my ($self) = @_;
1883		2128
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1886	}	2131	}
1887		2132
1888	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1889	sub uniq_path {	2134	sub uniq_path {
1890	my ($self) = @_;	2135	my ($self) = @_;
1891		2136
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	2139	}
1904		2140
1905	sub decay_objects {	2141	sub decay_objects {
1906	my ($self) = @_;	2142	my ($self) = @_;
1907		2143
…		…
1934	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1935		2171
1936	1	2172	1
1937	}	2173	}
1938		2174
		2175	# used to laod the header of an original map
1939	sub load_header_orig {	2176	sub load_header_orig {
1940	my ($self) = @_;	2177	my ($self) = @_;
1941		2178
1942	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1943	}	2180	}
1944		2181
		2182	# used to laod the header of an instantiated map
1945	sub load_header_temp {	2183	sub load_header_temp {
1946	my ($self) = @_;	2184	my ($self) = @_;
1947		2185
1948	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1949	}	2187	}
1950		2188
		2189	# called after loading the header from an instantiated map
1951	sub prepare_temp {	2190	sub prepare_temp {
1952	my ($self) = @_;	2191	my ($self) = @_;
1953		2192
1954	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1955	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1956	# safety	2195	# safety
1957	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1958	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1959	}	2198	}
1960		2199
		2200	# called after loading the header from an original map
1961	sub prepare_orig {	2201	sub prepare_orig {
1962	my ($self) = @_;	2202	my ($self) = @_;
1963		2203
1964	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1965	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1989		2229
1990	sub find;	2230	sub find;
1991	sub find {	2231	sub find {
1992	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1993		2233
		2234	cf::cede_to_tick;
		2235
1994	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1995		2237
1996	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2240
1999	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
2004	or return;	2243	or return;
2005		2244
2006	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
2007		2246
…		…
2009	or return;	2248	or return;
2010		2249
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
2014	undef $guard1;	2254	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2255	$map->reset;
2017	return find $path;	2256	return find $path;
2018	}	2257	}
2019		2258
2020	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2021	}	2260	}
2022	}	2261	}
2023		2262
2024	sub pre_load { }	2263	sub pre_load { }
2025	sub post_load { }	2264	#sub post_load { } # XS
2026		2265
2027	sub load {	2266	sub load {
2028	my ($self) = @_;	2267	my ($self) = @_;
2029		2268
2030	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2033		2272
2034	{	2273	{
2035	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2036		2275
2037	return unless $self->valid;	2276	return unless $self->valid;
2038	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2039
2040	$self->in_memory (cf::MAP_LOADING);
2041		2278
2042	$self->alloc;	2279	$self->alloc;
2043		2280
2044	$self->pre_load;	2281	$self->pre_load;
2045	cf::cede_to_tick;	2282	cf::cede_to_tick;
2046		2283
		2284	if (exists $self->{load_path}) {
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2286	$f->skip_block;
2049	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2050	or return;	2288	or return;
2051		2289
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2053	if delete $self->{load_original};	2291	if delete $self->{load_original};
2054		2292
2055	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2294	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2058	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2059	$self->clear_unique_items;	2297	$self->clear_unique_items;
2060	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2061	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2062	}	2301	}
2063	}	2302	}
2064	}
2065		2303
2066	$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);
2067		2311
2068	cf::cede_to_tick;	2312	cf::cede_to_tick;
2069	# now do the right thing for maps	2313	# now do the right thing for maps
2070	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2071	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2075	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2320	$self->decay_objects;
2077	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2078	$self->update_buttons;	2322	$self->update_buttons;
2079	cf::cede_to_tick;	2323	cf::cede_to_tick;
2080	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2081	cf::cede_to_tick;
2082	$self->activate;
2083	}	2325	}
2084		2326
2085	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2087
2088	$self->in_memory (cf::MAP_IN_MEMORY);
2089	}	2329	}
2090		2330
2091	$self->post_load;	2331	$self->post_load;
2092	}
2093		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
2094	sub customise_for {	2339	sub customise_for {
2095	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2096		2341
2097	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2343	if $self->per_player;
…		…
2101	# if $self->per_party;	2346	# if $self->per_party;
2102		2347
2103	$self	2348	$self
2104	}	2349	}
2105		2350
2106	# find and load all maps in the 3x3 area around a map
2107	sub load_neighbours {
2108	my ($map) = @_;
2109
2110	my @neigh; # diagonal neighbours
2111
2112	for (0 .. 3) {
2113	my $neigh = $map->tile_path ($_)
2114	or next;
2115	$neigh = find $neigh, $map
2116	or next;
2117	$neigh->load;
2118
2119	push @neigh,
2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2122	}
2123
2124	for (grep defined $_->[0], @neigh) {
2125	my ($path, $origin) = @$_;
2126	my $neigh = find $path, $origin
2127	or next;
2128	$neigh->load;
2129	}
2130	}
2131
2132	sub find_sync {	2351	sub find_sync {
2133	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2134		2353
2135	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
2136	}	2359	}
2137		2360
2138	sub do_load_sync {	2361	sub do_load_sync {
2139	my ($map) = @_;	2362	my ($map) = @_;
2140		2363
		2364	# it's a bug to call this from the main context
2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2142	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2143		2367
2144	cf::sync_job { $map->load };	2368	$map->load;
2145	}	2369	}
2146		2370
2147	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2148	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2149		2373
2150	sub find_async {	2374	sub find_async {
2151	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2152		2376
2153	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2154		2378
2155	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2157	}	2381	}
2158		2382
2159	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2160		2384
2161	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2175	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2176		2400
2177	()	2401	()
2178	}	2402	}
2179		2403
		2404	# common code, used by both ->save and ->swapout
2180	sub save {	2405	sub _save {
2181	my ($self) = @_;	2406	my ($self) = @_;
2182
2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2184		2407
2185	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2186		2409
2187	return unless $self->dirty;	2410	return unless $self->dirty;
2188		2411
…		…
2197		2420
2198	cf::async {	2421	cf::async {
2199	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2201	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2202		2427
2203	if ($uniq) {	2428	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2431	} else {
2207	$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);
2208	}	2433	}
2209	}	2434	}
2210		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2211	sub swap_out {	2444	sub swap_out {
2212	my ($self) = @_;	2445	my ($self) = @_;
2213		2446
2214	# save first because save cedes
2215	$self->save;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2219	return if $self->players;	2451	return if $self->players;
2220	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
2221	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2222		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
2223	$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};
2224		2503
2225	$self->deactivate;	2504	$self->deactivate;
2226	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2227	$self->clear;	2506	$self->clear;
2228	}
2229
2230	sub reset_at {
2231	my ($self) = @_;
2232
2233	# TODO: safety, remove and allow resettable per-player maps
2234	return 1e99 if $self->{deny_reset};
2235
2236	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2237	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2238
2239	$time + $to
2240	}
2241
2242	sub should_reset {
2243	my ($self) = @_;
2244
2245	$self->reset_at <= $cf::RUNTIME
2246	}
2247
2248	sub reset {
2249	my ($self) = @_;
2250
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252
2253	return if $self->players;
2254
2255	warn "resetting map ", $self->path;
2256
2257	$self->in_memory (cf::MAP_SWAPPED);
2258
2259	# need to save uniques path
2260	unless ($self->{deny_save}) {
2261	my $uniq = $self->uniq_path; utf8::encode $uniq;
2262
2263	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2264	if $uniq;
2265	}
2266
2267	delete $cf::MAP{$self->path};
2268
2269	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;
2272		2507
2273	$self->unlink_save;	2508	$self->unlink_save;
2274	$self->destroy;	2509	$self->destroy;
2275	}	2510	}
2276		2511
…		…
2284		2519
2285	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2286		2521
2287	$self->unlink_save;	2522	$self->unlink_save;
2288		2523
2289	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2290	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2291	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2292	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294		2529
…		…
2343		2578
2344	sub unique_maps() {	2579	sub unique_maps() {
2345	[	2580	[
2346	map {	2581	map {
2347	utf8::decode $_;	2582	utf8::decode $_;
2348	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2349	? normalise $_	2586	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2588	]
2353	}	2589	}
2354		2590
2355	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2356		2622
2357	=back	2623	=back
2358		2624
2359	=head3 cf::object	2625	=head3 cf::object
2360		2626
…		…
2364		2630
2365	=over 4	2631	=over 4
2366		2632
2367	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2368		2634
2369	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.
2370		2637
2371	=cut	2638	=cut
2372		2639
2373	sub inv_recursive_;	2640	sub inv_recursive_;
2374	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2380	}	2647	}
2381		2648
2382	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2383		2650
2384	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.
2385		2652
2386	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2387		2654
2388	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,
2389	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2390		2657
2391	=cut	2658	=cut
2392		2659
2393	sub deref {	2660	sub deref {
…		…
2421	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
2422	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2423		2690
2424	=cut	2691	=cut
2425		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
2426	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2708	# with dialog boxes.
2428	#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
2429	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2724
2444	} else {	2725	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2728	}
2448	}	2729	}
2449	}	2730	}
2450		2731
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2461	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2462		2743
2463	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2464	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2465		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2466	=cut	2772	=cut
2467		2773
2468	sub cf::object::player::may {	2774	sub cf::object::player::may {
2469	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2470		2776
2471	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2472	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2473	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2474	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2475	}	2781	}
2476		2782
2477	=item $player_object->enter_link	2783	=item $player_object->enter_link
2478		2784
2479	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}>).
2480		2786
2481	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.
2482	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.
2483		2791
2484	Will never block.	2792	Will never block.
2485		2793
2486	=item $player_object->leave_link ($map, $x, $y)	2794	=item $player_object->leave_link ($map, $x, $y)
2487		2795
…		…
2507	sub cf::object::player::enter_link {	2815	sub cf::object::player::enter_link {
2508	my ($self) = @_;	2816	my ($self) = @_;
2509		2817
2510	$self->deactivate_recursive;	2818	$self->deactivate_recursive;
2511		2819
		2820	++$self->{_link_recursion};
		2821
2512	return if UNIVERSAL::isa $self->map, "ext::map_link";	2822	return if UNIVERSAL::isa $self->map, "ext::map_link";
2513		2823
2514	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2824	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515	if $self->map && $self->map->{path} ne "{link}";	2825	if $self->map && $self->map->{path} ne "{link}";
2516		2826
2517	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2827	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2518	}	2828	}
2519		2829
2520	sub cf::object::player::leave_link {	2830	sub cf::object::player::leave_link {
2521	my ($self, $map, $x, $y) = @_;	2831	my ($self, $map, $x, $y) = @_;
2522		2832
…		…
2539	($x, $y) = (-1, -1)	2849	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2850	unless (defined $x) && (defined $y);
2541		2851
2542	# use -1 or undef as default coordinates, not 0, 0	2852	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2853	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2854	if $x <= 0 && $y <= 0;
2545		2855
2546	$map->load;	2856	$map->load;
2547	$map->load_neighbours;
2548		2857
2549	return unless $self->contr->active;	2858	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2859
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2860	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2861	if ($self->enter_map ($map, $x, $y)) {
2554	}	2862	# entering was successful
		2863	delete $self->{_link_recursion};
		2864	# only activate afterwards, to support waiting in hooks
		2865	$self->activate_recursive;
		2866	}
2555		2867
		2868	}
		2869
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2870	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557		2871
2558	Moves the player to the given map-path and coordinates by first freezing	2872	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2873	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2874	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2875	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2876	be called at the end of this process.
2563		2877
		2878	Note that $check will be called with a potentially non-loaded map, so if
		2879	it needs a loaded map it has to call C<< ->load >>.
		2880
2564	=cut	2881	=cut
2565		2882
2566	our $GOTOGEN;	2883	our $GOTOGEN;
2567		2884
2568	sub cf::object::player::goto {	2885	sub cf::object::player::goto {
2569	my ($self, $path, $x, $y, $check, $done) = @_;	2886	my ($self, $path, $x, $y, $check, $done) = @_;
		2887
		2888	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2889	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2890	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2891	($path, $x, $y) = @$EMERGENCY_POSITION;
		2892	}
2570		2893
2571	# do generation counting so two concurrent goto's will be executed in-order	2894	# do generation counting so two concurrent goto's will be executed in-order
2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2895	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573		2896
2574	$self->enter_link;	2897	$self->enter_link;
…		…
2594	($path, $x, $y) = (undef, undef, undef);	2917	($path, $x, $y) = (undef, undef, undef);
2595	}	2918	}
2596	}	2919	}
2597		2920
2598	my $map = eval {	2921	my $map = eval {
2599	my $map = defined $path ? cf::map::find $path : undef;	2922	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2600		2923
2601	if ($map) {	2924	if ($map) {
2602	$map = $map->customise_for ($self);	2925	$map = $map->customise_for ($self);
2603	$map = $check->($map) if $check && $map;	2926	$map = $check->($map, $x, $y, $self) if $check && $map;
2604	} else {	2927	} else {
2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2928	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606	}	2929	}
2607		2930
2608	$map	2931	$map
…		…
2616	if ($gen == $self->{_goto_generation}) {	2939	if ($gen == $self->{_goto_generation}) {
2617	delete $self->{_goto_generation};	2940	delete $self->{_goto_generation};
2618	$self->leave_link ($map, $x, $y);	2941	$self->leave_link ($map, $x, $y);
2619	}	2942	}
2620		2943
2621	$done->() if $done;	2944	$done->($self) if $done;
2622	})->prio (1);	2945	})->prio (1);
2623	}	2946	}
2624		2947
2625	=item $player_object->enter_exit ($exit_object)	2948	=item $player_object->enter_exit ($exit_object)
2626		2949
…		…
2646	}	2969	}
2647		2970
2648	sub prepare_random_map {	2971	sub prepare_random_map {
2649	my ($exit) = @_;	2972	my ($exit) = @_;
2650		2973
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2974	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2975	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2976	# that depends on the exit object
2656		2977
2657	my $rmp = parse_random_map_params $exit->msg;	2978	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2980	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2981	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2982	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2983	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2984	$rmp->{origin_y} = $exit->y;
		2985
		2986	$exit->map->touch;
2664	}	2987	}
2665		2988
2666	$rmp->{random_seed} ||= $exit->random_seed;	2989	$rmp->{random_seed} ||= $exit->random_seed;
2667		2990
2668	my $data = cf::encode_json $rmp;	2991	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2992	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2993	my $meta = "$RANDOMDIR/$md5.meta";
2671		2994
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2995	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2996	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2997	undef $fh;
2675	aio_rename "$meta~", $meta;	2998	aio_rename "$meta~", $meta;
2676		2999
		3000	my $slaying = "?random/$md5";
		3001
		3002	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	3003	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	3004	$exit->msg (undef);
		3005	}
2679	}	3006	}
2680	}	3007	}
2681		3008
2682	sub cf::object::player::enter_exit {	3009	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	3010	my ($self, $exit) = @_;
2684		3011
2685	return unless $self->type == cf::PLAYER;	3012	return unless $self->type == cf::PLAYER;
2686		3013
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	3014	$self->enter_link;
2699		3015
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	3016	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3017	$Coro::current->{desc} = "enter_exit";
2706		3018
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	3019	unless (eval {
		3020	$self->deactivate_recursive; # just to be sure
		3021
		3022	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3023	my $x = $exit->stats->hp;
		3024	my $y = $exit->stats->sp;
		3025
		3026	# special map handling
		3027	my $slaying = $exit->slaying;
		3028
		3029	# special map handling
		3030	if ($slaying eq "/!") {
		3031	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3032
		3033	prepare_random_map $exit
		3034	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3035
		3036	$map = $exit->slaying;
		3037
		3038	} elsif ($slaying eq '!up') {
		3039	$map = $exit->map->tile_path (cf::TILE_UP);
		3040	$x = $exit->x;
		3041	$y = $exit->y;
		3042
		3043	} elsif ($slaying eq '!down') {
		3044	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3045	$x = $exit->x;
		3046	$y = $exit->y;
		3047	}
		3048
2709	$self->goto ($slaying, $hp, $sp);	3049	$self->goto ($map, $x, $y);
2710		3050
		3051	# if exit is damned, update players death & WoR home-position
		3052	$self->contr->savebed ($map, $x, $y)
		3053	if $exit->flag (cf::FLAG_DAMNED);
		3054
2711	1;	3055	1
2712	}) {	3056	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	3057	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3058	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3059	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3060	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3061
2718	warn "ERROR in enter_exit: $@";	3062	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3063	$self->leave_link;
2720	}	3064	}
2721	})->prio (1);	3065	})->prio (1);
2722	}	3066	}
2723		3067
2724	=head3 cf::client	3068	=head3 cf::client
2725		3069
2726	=over 4	3070	=over 4
2727		3071
2728	=item $client->send_drawinfo ($text, $flags)	3072	=item $client->send_big_packet ($pkt)
2729		3073
2730	Sends a drawinfo packet to the client. Circumvents output buffering so	3074	Like C<send_packet>, but tries to compress large packets, and fragments
2731	should not be used under normal circumstances.	3075	them as required.
2732		3076
2733	=cut	3077	=cut
2734		3078
		3079	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3080
2735	sub cf::client::send_drawinfo {	3081	sub cf::client::send_big_packet {
2736	my ($self, $text, $flags) = @_;	3082	my ($self, $pkt) = @_;
2737		3083
2738	utf8::encode $text;	3084	# try lzf for large packets
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3085	$pkt = "lzf " . Compress::LZF::compress $pkt
		3086	if 1024 <= length $pkt and $self->{can_lzf};
		3087
		3088	# split very large packets
		3089	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3090	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3091	$pkt = "frag";
		3092	}
		3093
		3094	$self->send_packet ($pkt);
2740	}	3095	}
2741		3096
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3097	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3098
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3099	Send a msg packet to the client, formatting the msg for the client if
2745	client if neccessary. C<$type> should be a string identifying the type of	3100	necessary. C<$type> should be a string identifying the type of the
2746	the message, with C<log> being the default. If C<$color> is negative, suppress	3101	message, with C<log> being the default. If C<$color> is negative, suppress
2747	the message unless the client supports the msg packet.	3102	the message unless the client supports the msg packet.
2748		3103
2749	=cut	3104	=cut
2750		3105
2751	# non-persistent channels (usually the info channel)	3106	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3107	our %CHANNEL = (
		3108	"c/motd" => {
		3109	id => "infobox",
		3110	title => "MOTD",
		3111	reply => undef,
		3112	tooltip => "The message of the day",
		3113	},
2753	"c/identify" => {	3114	"c/identify" => {
2754	id => "infobox",	3115	id => "infobox",
2755	title => "Identify",	3116	title => "Identify",
2756	reply => undef,	3117	reply => undef,
2757	tooltip => "Items recently identified",	3118	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3120	"c/examine" => {
2760	id => "infobox",	3121	id => "infobox",
2761	title => "Examine",	3122	title => "Examine",
2762	reply => undef,	3123	reply => undef,
2763	tooltip => "Signs and other items you examined",	3124	tooltip => "Signs and other items you examined",
		3125	},
		3126	"c/shopinfo" => {
		3127	id => "infobox",
		3128	title => "Shop Info",
		3129	reply => undef,
		3130	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3131	},
2765	"c/book" => {	3132	"c/book" => {
2766	id => "infobox",	3133	id => "infobox",
2767	title => "Book",	3134	title => "Book",
2768	reply => undef,	3135	reply => undef,
…		…
2784	id => "infobox",	3151	id => "infobox",
2785	title => "Body Parts",	3152	title => "Body Parts",
2786	reply => undef,	3153	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3154	tooltip => "Shows which body parts you posess and are available",
2788	},	3155	},
		3156	"c/statistics" => {
		3157	id => "infobox",
		3158	title => "Statistics",
		3159	reply => undef,
		3160	tooltip => "Shows your primary statistics",
		3161	},
		3162	"c/skills" => {
		3163	id => "infobox",
		3164	title => "Skills",
		3165	reply => undef,
		3166	tooltip => "Shows your experience per skill and item power",
		3167	},
		3168	"c/shopitems" => {
		3169	id => "infobox",
		3170	title => "Shop Items",
		3171	reply => undef,
		3172	tooltip => "Shows the items currently for sale in this shop",
		3173	},
		3174	"c/resistances" => {
		3175	id => "infobox",
		3176	title => "Resistances",
		3177	reply => undef,
		3178	tooltip => "Shows your resistances",
		3179	},
		3180	"c/pets" => {
		3181	id => "infobox",
		3182	title => "Pets",
		3183	reply => undef,
		3184	tooltip => "Shows information abotu your pets/a specific pet",
		3185	},
		3186	"c/perceiveself" => {
		3187	id => "infobox",
		3188	title => "Perceive Self",
		3189	reply => undef,
		3190	tooltip => "You gained detailed knowledge about yourself",
		3191	},
2789	"c/uptime" => {	3192	"c/uptime" => {
2790	id => "infobox",	3193	id => "infobox",
2791	title => "Uptime",	3194	title => "Uptime",
2792	reply => undef,	3195	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3196	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	3199	id => "infobox",
2797	title => "Map Info",	3200	title => "Map Info",
2798	reply => undef,	3201	reply => undef,
2799	tooltip => "Information related to the maps",	3202	tooltip => "Information related to the maps",
2800	},	3203	},
		3204	"c/party" => {
		3205	id => "party",
		3206	title => "Party",
		3207	reply => "gsay ",
		3208	tooltip => "Messages and chat related to your party",
		3209	},
		3210	"c/death" => {
		3211	id => "death",
		3212	title => "Death",
		3213	reply => undef,
		3214	tooltip => "Reason for and more info about your most recent death",
		3215	},
		3216	"c/fatal" => {
		3217	id => "fatal",
		3218	title => "Fatal Error",
		3219	reply => undef,
		3220	tooltip => "Reason for the server disconnect",
		3221	},
		3222	"c/say" => $SAY_CHANNEL,
		3223	"c/chat" => $CHAT_CHANNEL,
2801	);	3224	);
2802		3225
2803	sub cf::client::send_msg {	3226	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3227	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3228
2806	$msg = $self->pl->expand_cfpod ($msg);	3229	$msg = $self->pl->expand_cfpod ($msg)
		3230	unless $color & cf::NDI_VERBATIM;
2807		3231
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	3232	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		3233
2810	# check predefined channels, for the benefit of C	3234	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3235	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3236	$channel = $CHANNEL{$channel};
2813		3237
2814	$self->ext_msg (channel_info => $channel)	3238	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3239	$channel = $channel->{id};
2818		3240
2819	} elsif (ref $channel) {	3241	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3242	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3243	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3244	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3245	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3246	}
2826		3247
2827	$channel = $channel->{id};	3248	$channel = $channel->{id};
2828	}	3249	}
2829		3250
2830	return unless @extra || length $msg;	3251	return unless @extra || length $msg;
2831		3252
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3253	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3254	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3255	if $color & cf::NDI_DEF;
2836		3256
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	3257	my $pkt = "msg "
		3258	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3259	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	3260	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		3261
2851	$color &= cf::NDI_COLOR_MASK;	3262	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	3263	}
2865		3264
2866	=item $client->ext_msg ($type, @msg)	3265	=item $client->ext_msg ($type, @msg)
2867		3266
2868	Sends an ext event to the client.	3267	Sends an ext event to the client.
…		…
2870	=cut	3269	=cut
2871		3270
2872	sub cf::client::ext_msg($$@) {	3271	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3272	my ($self, $type, @msg) = @_;
2874		3273
2875	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3274	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}
2882
2883	=item $client->ext_reply ($msgid, @msg)
2884
2885	Sends an ext reply to the client.
2886
2887	=cut
2888
2889	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;
2891
2892	if ($self->extcmd == 2) {
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}
2899	}	3275	}
2900		3276
2901	=item $success = $client->query ($flags, "text", \&cb)	3277	=item $success = $client->query ($flags, "text", \&cb)
2902		3278
2903	Queues a query to the client, calling the given callback with	3279	Queues a query to the client, calling the given callback with
…		…
2923		3299
2924	$self->send_packet ($self->{query_queue}[0][0])	3300	$self->send_packet ($self->{query_queue}[0][0])
2925	if @{ $self->{query_queue} } == 1;	3301	if @{ $self->{query_queue} } == 1;
2926		3302
2927	1	3303	1
		3304	}
		3305
		3306	=item $client->update_command_faces
		3307
		3308	=cut
		3309
		3310	our %COMMAND_FACE;
		3311
		3312	sub cf::client::update_command_faces {
		3313	my ($self) = @_;
		3314
		3315	my @faces = grep $_,
		3316	$COMMAND_FACE{preferred},
		3317	$COMMAND_FACE{standard},
		3318	$COMMAND_FACE{skill},
		3319	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3320	$COMMAND_FACE{emote},
		3321	;
		3322
		3323	$self->send_face ($_)
		3324	for @faces;
		3325	$self->flush_fx;
		3326
		3327	$self->ext_msg (command_list => @faces);
		3328	}
		3329
		3330	=item cf::client::set_command_face $type, $commands
		3331
		3332	=cut
		3333
		3334	sub cf::client::set_command_face {
		3335	my ($type, $list) = @_;
		3336
		3337	my $idx = &cf::face::set ( #d# ugly forward reference
		3338	"command_list/$type" => cf::FT_RSRC,
		3339	JSON::XS->new->utf8->encode ([ sort @$list ])
		3340	);
		3341
		3342	$COMMAND_FACE{$type} = $idx;
2928	}	3343	}
2929		3344
2930	cf::client->attach (	3345	cf::client->attach (
2931	on_connect => sub {	3346	on_connect => sub {
2932	my ($ns) = @_;	3347	my ($ns) = @_;
…		…
2958	my ($ns, $buf) = @_;	3373	my ($ns, $buf) = @_;
2959		3374
2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3375	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2961		3376
2962	if (ref $msg) {	3377	if (ref $msg) {
2963	my ($type, $reply, @payload) =	3378	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2964	"ARRAY" eq ref $msg
2965	? @$msg
2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2967		3379
2968	my @reply;
2969
2970	if (my $cb = $EXTICMD{$type}) {	3380	if (my $cb = $EXTIACMD{$type}) {
		3381	$cb->(
		3382	$ns,
		3383	sub {
		3384	$ns->ext_msg ("reply-$reply", @_)
		3385	if $reply;
		3386	},
		3387	@payload
		3388	);
		3389	} else {
		3390	my @reply;
		3391
		3392	if (my $cb = $EXTICMD{$type}) {
2971	@reply = $cb->($ns, @payload);	3393	@reply = $cb->($ns, @payload);
		3394	}
		3395
		3396	$ns->ext_msg ("reply-$reply", @reply)
		3397	if $reply;
2972	}	3398	}
2973
2974	$ns->ext_reply ($reply, @reply)
2975	if $reply;
2976
2977	} else {	3399	} else {
2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3400	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2979	}	3401	}
2980		3402
2981	cf::override;	3403	cf::override;
2982	},	3404	},
2983	);	3405	);
…		…
3003		3425
3004	$coro	3426	$coro
3005	}	3427	}
3006		3428
3007	cf::client->attach (	3429	cf::client->attach (
3008	on_destroy => sub {	3430	on_client_destroy => sub {
3009	my ($ns) = @_;	3431	my ($ns) = @_;
3010		3432
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3433	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3434	},
3013	);	3435	);
…		…
3029	our $safe_hole = new Safe::Hole;	3451	our $safe_hole = new Safe::Hole;
3030		3452
3031	$SIG{FPE} = 'IGNORE';	3453	$SIG{FPE} = 'IGNORE';
3032		3454
3033	$safe->permit_only (Opcode::opset qw(	3455	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3456	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3457	grepstart grepwhile mapstart mapwhile
3036	sort time	3458	sort time
3037	));	3459	));
3038		3460
3039	# here we export the classes and methods available to script code	3461	# here we export the classes and methods available to script code
…		…
3042		3464
3043	The following functions and methods are available within a safe environment:	3465	The following functions and methods are available within a safe environment:
3044		3466
3045	cf::object	3467	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3468	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3469	insert remove name archname title slaying race decrease split
		3470	value
3048		3471
3049	cf::object::player	3472	cf::object::player
3050	player	3473	player
3051		3474
3052	cf::player	3475	cf::player
…		…
3057		3480
3058	=cut	3481	=cut
3059		3482
3060	for (	3483	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3484	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3485	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3486	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3487	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3488	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3489	["cf::map" => qw(trigger)],
3067	) {	3490	) {
3068	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3491	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3492	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3071	for @funs;	3493	for @funs;
3072	}	3494	}
3073		3495
…		…
3088		3510
3089	my $qcode = $code;	3511	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3512	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3513	$qcode =~ s/\n/\\n/g;
3092		3514
		3515	%vars = (_dummy => 0) unless %vars;
		3516
		3517	my @res;
3093	local $_;	3518	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3519
3096	my $eval =	3520	my $eval =
3097	"do {\n"	3521	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3522	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3523	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3524	. $code
3101	. "\n}"	3525	. "\n}"
3102	;	3526	;
3103		3527
		3528	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3529	sub_generation_inc;
		3530	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3531	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3532	sub_generation_inc;
		3533	} else {
		3534	local @cf::_safe_eval_args = values %vars;
		3535	@res = wantarray ? eval eval : scalar eval $eval;
		3536	}
3107		3537
3108	if ($@) {	3538	if ($@) {
3109	warn "$@";	3539	warn "$@",
3110	warn "while executing safe code '$code'\n";	3540	"while executing safe code '$code'\n",
3111	warn "with arguments " . (join " ", %vars) . "\n";	3541	"with arguments " . (join " ", %vars) . "\n";
3112	}	3542	}
3113		3543
3114	wantarray ? @res : $res[0]	3544	wantarray ? @res : $res[0]
3115	}	3545	}
3116		3546
…		…
3130	=cut	3560	=cut
3131		3561
3132	sub register_script_function {	3562	sub register_script_function {
3133	my ($fun, $cb) = @_;	3563	my ($fun, $cb) = @_;
3134		3564
3135	no strict 'refs';	3565	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3566	*$fun = $safe_hole->wrap ($cb);
3137	}	3567	}
3138		3568
3139	=back	3569	=back
3140		3570
3141	=cut	3571	=cut
3142		3572
3143	#############################################################################	3573	#############################################################################
3144	# the server's init and main functions	3574	# the server's init and main functions
3145		3575
		3576	{
		3577	package cf::face;
		3578
		3579	our %HASH; # hash => idx
		3580	our @DATA; # dynamically-created facedata, only faceste 0 used
		3581	our @FOFS; # file offset, if > 0
		3582	our @SIZE; # size of face, in octets
		3583	our @META; # meta hash of face, if any
		3584	our $DATAFH; # facedata filehandle
		3585
		3586	# internal api, not finalised
		3587	sub set {
		3588	my ($name, $type, $data) = @_;
		3589
		3590	my $idx = cf::face::find $name;
		3591
		3592	if ($idx) {
		3593	delete $HASH{cf::face::get_csum $idx};
		3594	} else {
		3595	$idx = cf::face::alloc $name;
		3596	}
		3597
		3598	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3599
		3600	cf::face::set_type $idx, $type;
		3601	cf::face::set_csum $idx, 0, $hash;
		3602
		3603	# we need to destroy the SV itself, not just modify it, as a running ix
		3604	# might hold a reference to it: "delete" achieves that.
		3605	delete $FOFS[0][$idx];
		3606	delete $DATA[0][$idx];
		3607	$DATA[0][$idx] = $data;
		3608	$SIZE[0][$idx] = length $data;
		3609	delete $META[$idx];
		3610	$HASH{$hash} = $idx;#d#
		3611
		3612	$idx
		3613	}
		3614
		3615	sub _get_data($$$) {
		3616	my ($idx, $set, $cb) = @_;
		3617
		3618	if (defined $DATA[$set][$idx]) {
		3619	$cb->($DATA[$set][$idx]);
		3620	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3621	my $size = $SIZE[$set][$idx];
		3622	my $buf;
		3623	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3624	if ($_[0] == $size) {
		3625	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3626	$cb->($buf);
		3627	} else {
		3628	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3629	}
		3630	};
		3631	} else {
		3632	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3633	}
		3634	}
		3635
		3636	# rather ineffient
		3637	sub cf::face::get_data($;$) {
		3638	my ($idx, $set) = @_;
		3639
		3640	_get_data $idx, $set, Coro::rouse_cb;
		3641	Coro::rouse_wait
		3642	}
		3643
		3644	sub cf::face::ix {
		3645	my ($ns, $set, $idx, $pri) = @_;
		3646
		3647	_get_data $idx, $set, sub {
		3648	$ns->ix_send ($idx, $pri, $_[0]);
		3649	};
		3650	}
		3651	}
		3652
3146	sub load_facedata($) {	3653	sub load_facedata($) {
3147	my ($path) = @_;	3654	my ($path) = @_;
3148		3655
3149	# HACK to clear player env face cache, we need some signal framework
3150	# for this (global event?)
3151	%ext::player_env::MUSIC_FACE_CACHE = ();
3152
3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3656	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3154		3657
3155	warn "loading facedata from $path\n";	3658	trace "loading facedata from $path\n";
3156		3659
3157	my $facedata;	3660	my $facedata = decode_storable load_file "$path/faceinfo";
3158	0 < aio_load $path, $facedata
3159	or die "$path: $!";
3160
3161	$facedata = Coro::Storable::thaw $facedata;
3162		3661
3163	$facedata->{version} == 2	3662	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3663	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3165		3664
3166	# patch in the exptable	3665	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3167	$facedata->{resource}{"res/exp_table"} = {	3666	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3168	type => FT_RSRC,	3667
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3668	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3170	};	3669
3171	cf::cede_to_tick;	3670	# BEGIN ATOMIC
		3671	# from here on, everything must be atomic - no thread switch allowed
		3672	my $t1 = EV::time;
3172		3673
3173	{	3674	{
3174	my $faces = $facedata->{faceinfo};	3675	my $faces = $facedata->{faceinfo};
3175		3676
3176	while (my ($face, $info) = each %$faces) {	3677	for my $face (sort keys %$faces) {
		3678	my $info = $faces->{$face};
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3679	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3680
3179	cf::face::set_visibility $idx, $info->{visibility};	3681	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3682	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3683	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3684	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3183		3685	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3184	cf::cede_to_tick;	3686	$cf::face::HASH{$info->{hash64}} = $idx;
		3687	delete $cf::face::META[$idx];
3185	}	3688	}
3186		3689
3187	while (my ($face, $info) = each %$faces) {	3690	while (my ($face, $info) = each %$faces) {
3188	next unless $info->{smooth};	3691	next unless $info->{smooth};
3189		3692
…		…
3192		3695
3193	if (my $smooth = cf::face::find $info->{smooth}) {	3696	if (my $smooth = cf::face::find $info->{smooth}) {
3194	cf::face::set_smooth $idx, $smooth;	3697	cf::face::set_smooth $idx, $smooth;
3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3698	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3196	} else {	3699	} else {
3197	warn "smooth face '$info->{smooth}' not found for face '$face'";	3700	error "smooth face '$info->{smooth}' not found for face '$face'";
3198	}	3701	}
3199
3200	cf::cede_to_tick;
3201	}	3702	}
3202	}	3703	}
3203		3704
3204	{	3705	{
3205	my $anims = $facedata->{animinfo};	3706	my $anims = $facedata->{animinfo};
3206		3707
3207	while (my ($anim, $info) = each %$anims) {	3708	while (my ($anim, $info) = each %$anims) {
3208	cf::anim::set $anim, $info->{frames}, $info->{facings};	3709	cf::anim::set $anim, $info->{frames}, $info->{facings};
3209	cf::cede_to_tick;
3210	}	3710	}
3211		3711
3212	cf::anim::invalidate_all; # d'oh	3712	cf::anim::invalidate_all; # d'oh
3213	}	3713	}
3214		3714
3215	{	3715	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3716	my $res = $facedata->{resource};
3219		3717
3220	while (my ($name, $info) = each %$res) {	3718	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3719	if (defined (my $type = $info->{type})) {
		3720	# TODO: different hash - must free and use new index, or cache ixface data queue
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3721	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3722
3225	if ($info->{type} & 1) {
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3723	cf::face::set_type $idx, $type;
		3724	cf::face::set_csum $idx, 0, $info->{hash};
		3725	$cf::face::SIZE[0][$idx] = $info->{size};
		3726	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3727	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3728	$cf::face::HASH{$info->{hash}} = $idx;
3240	} else {	3729	} else {
3241	$RESOURCE{$name} = $info;	3730	# $RESOURCE{$name} = $info; # unused
3242	}	3731	}
3243
3244	cf::cede_to_tick;
3245	}	3732	}
3246	}	3733	}
		3734
		3735	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3736
		3737	# HACK to clear player env face cache, we need some signal framework
		3738	# for this (global event?)
		3739	%ext::player_env::MUSIC_FACE_CACHE = ();
		3740
		3741	# END ATOMIC
		3742
		3743	cf::debug "facedata atomic update time ", EV::time - $t1;
3247		3744
3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3745	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3249		3746
		3747	aio_close $fh if $fh; # close old facedata
		3748
3250	1	3749	1
3251	}	3750	}
3252
3253	cf::global->attach (on_resource_update => sub {
3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3256
3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3258	my $sound = $soundconf->{compat}[$_]
3259	or next;
3260
3261	my $face = cf::face::find "sound/$sound->[1]";
3262	cf::sound::set $sound->[0] => $face;
3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3264	}
3265
3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
3267	my $face = cf::face::find "sound/$v";
3268	cf::sound::set $k => $face;
3269	}
3270	}
3271	});
3272		3751
3273	register_exticmd fx_want => sub {	3752	register_exticmd fx_want => sub {
3274	my ($ns, $want) = @_;	3753	my ($ns, $want) = @_;
3275		3754
3276	while (my ($k, $v) = each %$want) {	3755	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3756	$ns->fx_want ($k, $v);
3278	}	3757	}
3279	};	3758	};
		3759
		3760	sub load_resource_file($) {
		3761	my $guard = lock_acquire "load_resource_file";
		3762
		3763	my $status = load_resource_file_ $_[0];
		3764	get_slot 0.1, 100;
		3765	cf::arch::commit_load;
		3766
		3767	$status
		3768	}
		3769
		3770	sub reload_exp_table {
		3771	_reload_exp_table;
		3772
		3773	cf::face::set
		3774	"res/exp_table" => FT_RSRC,
		3775	JSON::XS->new->utf8->canonical->encode (
		3776	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3777	);
		3778	}
		3779
		3780	sub reload_materials {
		3781	_reload_materials;
		3782	}
3280		3783
3281	sub reload_regions {	3784	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3785	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3786	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3787	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3291	if exists $_->{match};	3794	if exists $_->{match};
3292	}	3795	}
3293	}	3796	}
3294		3797
3295	sub reload_facedata {	3798	sub reload_facedata {
3296	load_facedata "$DATADIR/facedata"	3799	load_facedata $DATADIR
3297	or die "unable to load facedata\n";	3800	or die "unable to load facedata\n";
3298	}	3801	}
3299		3802
3300	sub reload_archetypes {	3803	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3804	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3805	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references	3806
3304	# this really needs to be done in an extra post-pass	3807	cf::face::set
3305	# (which needs to be synchronous, so solve it differently)	3808	"res/skill_info" => FT_RSRC,
3306	load_resource_file "$DATADIR/archetypes"	3809	JSON::XS->new->utf8->canonical->encode (
3307	or die "unable to load archetypes\n";	3810	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3811	);
		3812
		3813	cf::face::set
		3814	"res/spell_paths" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3817	);
		3818
		3819	# command completion
		3820	my @commands;
		3821
		3822	for (0..cf::arch::skillvec_size - 1) {
		3823	my $skill = cf::arch::skillvec $_;
		3824	my $name = $skill->name;
		3825	my $flags = cf::skill_flags $skill->subtype;
		3826
		3827	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3828	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3829	}
		3830
		3831	cf::client::set_command_face skill => \@commands;
3308	}	3832	}
3309		3833
3310	sub reload_treasures {	3834	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3835	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3836	or die "unable to load treasurelists\n";
3313	}	3837	}
3314		3838
		3839	sub reload_sound {
		3840	trace "loading sound config from $DATADIR/sound\n";
		3841
		3842	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3843
		3844	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3845	my $sound = $soundconf->{compat}[$_]
		3846	or next;
		3847
		3848	my $face = cf::face::find "sound/$sound->[1]";
		3849	cf::sound::set $sound->[0] => $face;
		3850	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3851	}
		3852
		3853	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3854	my $face = cf::face::find "sound/$v";
		3855	cf::sound::set $k => $face;
		3856	}
		3857	}
		3858
3315	sub reload_resources {	3859	sub reload_resources {
3316	warn "reloading resource files...\n";	3860	trace "reloading resource files...\n";
3317		3861
		3862	reload_materials;
		3863	reload_facedata;
		3864	reload_exp_table;
		3865	reload_sound;
		3866	reload_archetypes;
3318	reload_regions;	3867	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3868	reload_treasures;
3323		3869
3324	warn "finished reloading resource files\n";	3870	trace "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3871	}
3330		3872
3331	sub reload_config {	3873	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3874	trace "reloading config file...\n";
3333	or return;
3334		3875
3335	local $/;	3876	my $config = load_file "$CONFDIR/config";
3336	*CFG = YAML::Load <$fh>;	3877	utf8::decode $config;
		3878	*CFG = decode_yaml $config;
3337		3879
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3880	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339		3881
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3882	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3883	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342		3884
3343	if (exists $CFG{mlockall}) {	3885	if (exists $CFG{mlockall}) {
…		…
3347	};	3889	};
3348	warn $@ if $@;	3890	warn $@ if $@;
3349	}	3891	}
3350	}	3892	}
3351		3893
		3894	sub pidfile() {
		3895	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3896	or die "$PIDFILE: $!";
		3897	flock $fh, &Fcntl::LOCK_EX
		3898	or die "$PIDFILE: flock: $!";
		3899	$fh
		3900	}
		3901
		3902	# make sure only one server instance is running at any one time
		3903	sub atomic {
		3904	my $fh = pidfile;
		3905
		3906	my $pid = <$fh>;
		3907	kill 9, $pid if $pid > 0;
		3908
		3909	seek $fh, 0, 0;
		3910	print $fh $$;
		3911	}
		3912
		3913	sub main_loop {
		3914	trace "EV::loop starting\n";
		3915	if (1) {
		3916	EV::loop;
		3917	}
		3918	trace "EV::loop returned\n";
		3919	goto &main_loop unless $REALLY_UNLOOP;
		3920	}
		3921
3352	sub main {	3922	sub main {
		3923	cf::init_globals; # initialise logging
		3924
		3925	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3926	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3927	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3928	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3929
		3930	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3931
3353	# we must not ever block the main coroutine	3932	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3933	$Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3934	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3935	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3936	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3937	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3938	})->prio (Coro::PRIO_MAX);
3360	};	3939	};
3361		3940
3362	reload_config;
3363	db_init;
3364	load_extensions;
3365
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367	evthread_start IO::AIO::poll_fileno;	3941	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3942
		3943	cf::sync_job {
		3944	cf::incloader::init ();
		3945
		3946	db_init;
		3947
		3948	cf::init_anim;
		3949	cf::init_attackmess;
		3950	cf::init_dynamic;
		3951
		3952	cf::load_settings;
		3953
		3954	reload_resources;
		3955	reload_config;
		3956
		3957	cf::init_uuid;
		3958	cf::init_signals;
		3959	cf::init_skills;
		3960
		3961	cf::init_beforeplay;
		3962
		3963	atomic;
		3964
		3965	load_extensions;
		3966
		3967	utime time, time, $RUNTIMEFILE;
		3968
		3969	# no (long-running) fork's whatsoever before this point(!)
		3970	use POSIX ();
		3971	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3972
		3973	cf::_post_init 0;
		3974	};
		3975
		3976	cf::object::thawer::errors_are_fatal 0;
		3977	info "parse errors in files are no longer fatal from this point on.\n";
		3978
		3979	AE::postpone {
		3980	undef &main; # free gobs of memory :)
		3981	};
		3982
		3983	goto &main_loop;
3369	}	3984	}
3370		3985
3371	#############################################################################	3986	#############################################################################
3372	# initialisation and cleanup	3987	# initialisation and cleanup
3373		3988
3374	# install some emergency cleanup handlers	3989	# install some emergency cleanup handlers
3375	BEGIN {	3990	BEGIN {
3376	our %SIGWATCHER = ();	3991	our %SIGWATCHER = ();
3377	for my $signal (qw(INT HUP TERM)) {	3992	for my $signal (qw(INT HUP TERM)) {
3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3993	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3379	cf::cleanup "SIG$signal";	3994	cf::cleanup "SIG$signal";
3380	};	3995	};
3381	}	3996	}
3382	}	3997	}
3383		3998
3384	sub write_runtime {	3999	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	4000	my $t0 = AE::time;
3386		4001
3387	# first touch the runtime file to show we are still running:	4002	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	4003	# the fsync below can take a very very long time.
3389		4004
3390	IO::AIO::aio_utime $runtime, undef, undef;	4005	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		4006
3392	my $guard = cf::lock_acquire "write_runtime";	4007	my $guard = cf::lock_acquire "write_runtime";
3393		4008
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4009	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	4010	or return;
3396		4011
3397	my $value = $cf::RUNTIME + 90 + 10;	4012	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	4013	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	4014	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	4024	aio_utime $fh, undef, undef;
3410		4025
3411	close $fh	4026	close $fh
3412	or return;	4027	or return;
3413		4028
3414	aio_rename "$runtime~", $runtime	4029	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	4030	and return;
3416		4031
3417	warn "runtime file written.\n";	4032	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418		4033
3419	1	4034	1
		4035	}
		4036
		4037	our $uuid_lock;
		4038	our $uuid_skip;
		4039
		4040	sub write_uuid_sync($) {
		4041	$uuid_skip ||= $_[0];
		4042
		4043	return if $uuid_lock;
		4044	local $uuid_lock = 1;
		4045
		4046	my $uuid = "$LOCALDIR/uuid";
		4047
		4048	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4049	or return;
		4050
		4051	my $value = uuid_seq uuid_cur;
		4052
		4053	unless ($value) {
		4054	info "cowardly refusing to write zero uuid value!\n";
		4055	return;
		4056	}
		4057
		4058	my $value = uuid_str $value + $uuid_skip;
		4059	$uuid_skip = 0;
		4060
		4061	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4062	and return;
		4063
		4064	# always fsync - this file is important
		4065	aio_fsync $fh
		4066	and return;
		4067
		4068	close $fh
		4069	or return;
		4070
		4071	aio_rename "$uuid~", $uuid
		4072	and return;
		4073
		4074	trace "uuid file written ($value).\n";
		4075
		4076	1
		4077
		4078	}
		4079
		4080	sub write_uuid($$) {
		4081	my ($skip, $sync) = @_;
		4082
		4083	$sync ? write_uuid_sync $skip
		4084	: async { write_uuid_sync $skip };
3420	}	4085	}
3421		4086
3422	sub emergency_save() {	4087	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	4088	my $freeze_guard = cf::freeze_mainloop;
3424		4089
3425	warn "enter emergency perl save\n";	4090	info "emergency_perl_save: enter\n";
		4091
		4092	# this is a trade-off: we want to be very quick here, so
		4093	# save all maps without fsync, and later call a global sync
		4094	# (which in turn might be very very slow)
		4095	local $USE_FSYNC = 0;
3426		4096
3427	cf::sync_job {	4097	cf::sync_job {
		4098	cf::write_runtime_sync; # external watchdog should not bark
		4099
3428	# use a peculiar iteration method to avoid tripping on perl	4100	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	4101	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	4102	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	4103	info "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	4104	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	4105	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	4106	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4107	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	4108	$pl->save;
3437	}	4109	}
3438	warn "end emergency player save\n";	4110	info "emergency_perl_save: end player save\n";
3439		4111
3440	warn "begin emergency map save\n";	4112	cf::write_runtime_sync; # external watchdog should not bark
		4113
		4114	info "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	4115	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	4116	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	4117	$map->valid or next;
3444	$map->save;	4118	$map->save;
3445	}	4119	}
3446	warn "end emergency map save\n";	4120	info "emergency_perl_save: end map save\n";
3447		4121
3448	warn "begin emergency database checkpoint\n";	4122	cf::write_runtime_sync; # external watchdog should not bark
		4123
		4124	info "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	4125	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	4126	info "emergency_perl_save: end database checkpoint\n";
		4127
		4128	info "emergency_perl_save: begin write uuid\n";
		4129	write_uuid_sync 1;
		4130	info "emergency_perl_save: end write uuid\n";
		4131
		4132	cf::write_runtime_sync; # external watchdog should not bark
		4133
		4134	trace "emergency_perl_save: syncing database to disk";
		4135	BDB::db_env_txn_checkpoint $DB_ENV;
		4136
		4137	info "emergency_perl_save: starting sync\n";
		4138	IO::AIO::aio_sync sub {
		4139	info "emergency_perl_save: finished sync\n";
		4140	};
		4141
		4142	cf::write_runtime_sync; # external watchdog should not bark
		4143
		4144	trace "emergency_perl_save: flushing outstanding aio requests";
		4145	while (IO::AIO::nreqs || BDB::nreqs) {
		4146	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4147	}
		4148
		4149	cf::write_runtime_sync; # external watchdog should not bark
3451	};	4150	};
3452		4151
3453	warn "leave emergency perl save\n";	4152	info "emergency_perl_save: leave\n";
3454	}	4153	}
3455		4154
3456	sub post_cleanup {	4155	sub post_cleanup {
3457	my ($make_core) = @_;	4156	my ($make_core) = @_;
3458		4157
		4158	IO::AIO::flush;
		4159
3459	warn Carp::longmess "post_cleanup backtrace"	4160	error Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	4161	if $make_core;
		4162
		4163	my $fh = pidfile;
		4164	unlink $PIDFILE if <$fh> == $$;
		4165	}
		4166
		4167	# a safer delete_package, copied from Symbol
		4168	sub clear_package($) {
		4169	my $pkg = shift;
		4170
		4171	# expand to full symbol table name if needed
		4172	unless ($pkg =~ /^main::.*::$/) {
		4173	$pkg = "main$pkg" if $pkg =~ /^::/;
		4174	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4175	$pkg .= '::' unless $pkg =~ /::$/;
		4176	}
		4177
		4178	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4179	my $stem_symtab = *{$stem}{HASH};
		4180
		4181	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4182	or return;
		4183
		4184	# clear all symbols
		4185	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4186	for my $name (keys %$leaf_symtab) {
		4187	_gv_clear *{"$pkg$name"};
		4188	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4189	}
3461	}	4190	}
3462		4191
3463	sub do_reload_perl() {	4192	sub do_reload_perl() {
3464	# can/must only be called in main	4193	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	4194	unless (in_main) {
3466	warn "can only reload from main coroutine";	4195	error "can only reload from main coroutine";
3467	return;	4196	return;
3468	}	4197	}
3469		4198
3470	warn "reloading...";	4199	return if $RELOAD++;
3471		4200
3472	warn "entering sync_job";	4201	my $t1 = AE::time;
3473		4202
		4203	while ($RELOAD) {
		4204	cf::get_slot 0.1, -1, "reload_perl";
		4205	info "perl_reload: reloading...";
		4206
		4207	trace "perl_reload: entering sync_job";
		4208
3474	cf::sync_job {	4209	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark
3476	cf::emergency_save;	4210	#cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark
3478		4211
3479	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;
3481
3482	# if anything goes wrong in here, we should simply crash as we already saved
3483
3484	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;
3490	warn "iterate...";
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";	4212	trace "perl_reload: cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;	4213	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();	4214	%EXT_CORO = ();
3498		4215
3499	warn "removing commands";	4216	trace "perl_reload: removing commands";
3500	%COMMAND = ();	4217	%COMMAND = ();
3501		4218
3502	warn "removing ext/exti commands";	4219	trace "perl_reload: removing ext/exti commands";
3503	%EXTCMD = ();	4220	%EXTCMD = ();
3504	%EXTICMD = ();	4221	%EXTICMD = ();
3505		4222
3506	warn "unloading/nuking all extensions";	4223	trace "perl_reload: unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {	4224	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";	4225	trace "... unloading $pkg";
3509		4226
3510	if (my $cb = $pkg->can ("unload")) {	4227	if (my $cb = $pkg->can ("unload")) {
3511	eval {	4228	eval {
3512	$cb->($pkg);	4229	$cb->($pkg);
3513	1	4230	1
3514	} or warn "$pkg unloaded, but with errors: $@";	4231	} or error "$pkg unloaded, but with errors: $@";
		4232	}
		4233
		4234	trace "... clearing $pkg";
		4235	clear_package $pkg;
3515	}	4236	}
3516		4237
3517	warn "... nuking $pkg";
3518	Symbol::delete_package $pkg;
3519	}
3520
3521	warn "unloading all perl modules loaded from $LIBDIR";	4238	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3522	while (my ($k, $v) = each %INC) {	4239	while (my ($k, $v) = each %INC) {
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4240	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		4241
3525	warn "... unloading $k";	4242	trace "... unloading $k";
3526	delete $INC{$k};	4243	delete $INC{$k};
3527		4244
3528	$k =~ s/\.pm$//;	4245	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;	4246	$k =~ s/\//::/g;
3530		4247
3531	if (my $cb = $k->can ("unload_module")) {	4248	if (my $cb = $k->can ("unload_module")) {
3532	$cb->();	4249	$cb->();
		4250	}
		4251
		4252	clear_package $k;
3533	}	4253	}
3534		4254
3535	Symbol::delete_package $k;
3536	}
3537
3538	warn "getting rid of safe::, as good as possible";	4255	trace "perl_reload: getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	4256	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4257	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		4258
3542	warn "unloading cf.pm \"a bit\"";	4259	trace "perl_reload: unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	4260	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	4261	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		4262
3546	# don't, removes xs symbols, too,	4263	# don't, removes xs symbols, too,
3547	# and global variables created in xs	4264	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	4265	#clear_package __PACKAGE__;
3549		4266
3550	warn "unload completed, starting to reload now";	4267	info "perl_reload: unload completed, starting to reload now";
3551		4268
3552	warn "reloading cf.pm";	4269	trace "perl_reload: reloading cf.pm";
3553	require cf;	4270	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4271	cf::_connect_to_perl_1;
3555		4272
3556	warn "loading config and database again";	4273	trace "perl_reload: loading config and database again";
3557	cf::reload_config;	4274	cf::reload_config;
3558		4275
3559	warn "loading extensions";	4276	trace "perl_reload: loading extensions";
3560	cf::load_extensions;	4277	cf::load_extensions;
3561		4278
		4279	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	4280	trace "perl_reload: reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	4281	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	4282	trace "perl_reload: reattaching attachments to maps";
3565	reattach $_ for values %MAP;	4283	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	4284	trace "perl_reload: reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	4285	reattach $_ for values %PLAYER;
		4286	}
3568		4287
3569	warn "leaving sync_job";	4288	cf::_post_init 1;
3570		4289
		4290	trace "perl_reload: leaving sync_job";
		4291
3571	1	4292	1
3572	} or do {	4293	} or do {
3573	warn $@;	4294	error $@;
3574	cf::cleanup "error while reloading, exiting.";	4295	cf::cleanup "perl_reload: error, exiting.";
		4296	};
		4297
		4298	--$RELOAD;
3575	};	4299	}
3576		4300
3577	warn "reloaded";	4301	$t1 = AE::time - $t1;
		4302	info "perl_reload: completed in ${t1}s\n";
3578	};	4303	};
3579		4304
3580	our $RELOAD_WATCHER; # used only during reload	4305	our $RELOAD_WATCHER; # used only during reload
3581		4306
3582	sub reload_perl() {	4307	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	4308	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	4309	# coro crashes during coro_state_free->destroy here.
3585		4310
		4311	$RELOAD_WATCHER ||= cf::async {
		4312	Coro::AIO::aio_wait cache_extensions;
		4313
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4314	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	4315	do_reload_perl;
3588	undef $RELOAD_WATCHER;	4316	undef $RELOAD_WATCHER;
		4317	};
3589	};	4318	};
3590	}	4319	}
3591		4320
3592	register_command "reload" => sub {	4321	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	4322	my ($who, $arg) = @_;
…		…
3599	reload_perl;	4328	reload_perl;
3600	};	4329	};
3601	}	4330	}
3602	};	4331	};
3603		4332
3604	unshift @INC, $LIBDIR;	4333	#############################################################################
3605		4334
3606	my $bug_warning = 0;	4335	my $bug_warning = 0;
3607		4336
3608	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;
3610
3611	sub wait_for_tick {	4337	sub wait_for_tick() {
3612	return if tick_inhibit;	4338	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3613	return if $Coro::current == $Coro::main;
3614		4339
3615	my $signal = new Coro::Signal;	4340	$WAIT_FOR_TICK->wait;
3616	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;
3618	}	4341	}
3619		4342
3620	sub wait_for_tick_begin {	4343	sub wait_for_tick_begin() {
3621	return if tick_inhibit;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3622	return if $Coro::current == $Coro::main;
3623		4345
3624	my $signal = new Coro::Signal;	4346	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	4347	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	4348	$signal->wait;
3627	}	4349	}
…		…
3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4353	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3632	unless ++$bug_warning > 10;	4354	unless ++$bug_warning > 10;
3633	return;	4355	return;
3634	}	4356	}
3635		4357
3636	cf::server_tick; # one server iteration	4358	cf::one_tick; # one server iteration
		4359
		4360	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3637		4361
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4362	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4363	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	4364	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	4365	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	4366	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	4367	or error "ERROR: unable to write runtime file: $!";
3644	};	4368	};
3645	}	4369	}
3646		4370
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4371	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3648	$sig->send;	4372	$sig->send;
3649	}	4373	}
3650	while (my $sig = shift @WAIT_FOR_TICK) {	4374	$WAIT_FOR_TICK->broadcast;
3651	$sig->send;
3652	}
3653		4375
3654	$LOAD = ($NOW - $TICK_START) / $TICK;	4376	$LOAD = ($NOW - $TICK_START) / $TICK;
3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4377	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3656		4378
3657	if (0) {	4379	if (0) {
3658	if ($NEXT_TICK) {	4380	if ($NEXT_TICK) {
3659	my $jitter = $TICK_START - $NEXT_TICK;	4381	my $jitter = $TICK_START - $NEXT_TICK;
3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4382	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3661	warn "jitter $JITTER\n";#d#	4383	debug "jitter $JITTER\n";#d#
3662	}	4384	}
3663	}	4385	}
3664	}	4386	}
3665		4387
3666	{	4388	{
3667	# configure BDB	4389	# configure BDB
		4390	info "initialising database";
3668		4391
3669	BDB::min_parallel 8;	4392	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	4393	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	4394	#$AnyEvent::BDB::WATCHER->priority (1);
3672		4395
3673	unless ($DB_ENV) {	4396	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	4397	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4398	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	4399	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4400	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4401	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4402	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		4403
3680	cf::sync_job {	4404	cf::sync_job {
3681	eval {	4405	eval {
…		…
3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4424	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3701	};	4425	};
3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4426	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4427	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3704	};	4428	};
		4429
		4430	info "database initialised";
3705	}	4431	}
3706		4432
3707	{	4433	{
3708	# configure IO::AIO	4434	# configure IO::AIO
3709		4435
		4436	info "initialising aio";
3710	IO::AIO::min_parallel 8;	4437	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4438	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4439	undef $AnyEvent::AIO::WATCHER;
		4440	info "aio initialised";
3713	}	4441	}
3714		4442
3715	my $_log_backtrace;	4443	our $_log_backtrace;
		4444	our $_log_backtrace_last;
3716		4445
3717	sub _log_backtrace {	4446	sub _log_backtrace {
3718	my ($msg, @addr) = @_;	4447	my ($msg, @addr) = @_;
3719		4448
3720	$msg =~ s/\n//;	4449	$msg =~ s/\n$//;
3721		4450
		4451	if ($_log_backtrace_last eq $msg) {
		4452	LOG llevInfo, "[ABT] $msg\n";
		4453	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3722	# limit the # of concurrent backtraces	4454	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4455	} elsif ($_log_backtrace < 2) {
		4456	$_log_backtrace_last = $msg;
3724	++$_log_backtrace;	4457	++$_log_backtrace;
		4458	my $perl_bt = Carp::longmess $msg;
3725	async {	4459	async {
3726	$Coro::current->{desc} = "abt $msg";	4460	$Coro::current->{desc} = "abt $msg";
3727		4461
3728	my @bt = fork_call {	4462	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4463	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4474	}
3741		4475
3742	@funcs	4476	@funcs
3743	};	4477	};
3744		4478
3745	LOG llevInfo, "[ABT] $msg\n";	4479	LOG llevInfo, "[ABT] $perl_bt\n";
		4480	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4481	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4482	--$_log_backtrace;
3748	};	4483	};
3749	} else {	4484	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4486	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3752	}	4487	}
3753	}	4488	}
3754		4489
3755	# load additional modules	4490	# load additional modules
3756	use cf::pod;	4491	require "cf/$_.pm" for @EXTRA_MODULES;
		4492	cf::_connect_to_perl_2;
3757		4493
3758	END { cf::emergency_save }	4494	END { cf::emergency_save }
3759		4495
3760	1	4496	1
3761		4497

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