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Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.624 by root, Sat Nov 17 23:40:02 2018 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 (©) 2018 Marc Alexander Lehmann / the Deliantra team
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	5	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	6	#
6	# Deliantra is free software: you can redistribute it and/or modify	7	# 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	8	# 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	9	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	10	# option) any later version.
10	#	11	#
11	# This program is distributed in the hope that it will be useful,	12	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	15	# GNU General Public License for more details.
15	#	16	#
16	# You should have received a copy of the GNU General Public License	17	# 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/>.	18	# and the GNU General Public License along with this program. If not, see
18	#	19	# <http://www.gnu.org/licenses/>.
		20	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	21	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	22	#
21		23
22	package cf;	24	package cf;
23		25
24	use utf8;	26	use common::sense;
25	use strict;
26		27
27	use Symbol;	28	use Symbol;
28	use List::Util;	29	use List::Util;
29	use Socket;	30	use Socket;
30	use EV 3.2;	31	use EV;
31	use Opcode;	32	use Opcode;
32	use Safe;	33	use Safe;
33	use Safe::Hole;	34	use Safe::Hole;
34	use Storable ();	35	use Storable ();
		36	use Carp ();
35		37
		38	use AnyEvent ();
		39	use AnyEvent::IO ();
		40	use AnyEvent::DNS ();
		41
36	use Coro 4.50 ();	42	use Coro ();
37	use Coro::State;	43	use Coro::State;
38	use Coro::Handle;	44	use Coro::Handle;
39	use Coro::EV;	45	use Coro::EV;
		46	use Coro::AnyEvent;
40	use Coro::Timer;	47	use Coro::Timer;
41	use Coro::Signal;	48	use Coro::Signal;
42	use Coro::Semaphore;	49	use Coro::Semaphore;
		50	use Coro::SemaphoreSet;
		51	use Coro::AnyEvent;
43	use Coro::AIO;	52	use Coro::AIO;
44	use Coro::BDB;	53	use Coro::BDB 1.6;
45	use Coro::Storable;	54	use Coro::Storable;
46	use Coro::Util ();	55	use Coro::Util ();
47		56
		57	use Guard ();
48	use JSON::XS 2.01 ();	58	use JSON::XS 2.01 ();
49	use BDB ();	59	use BDB ();
50	use Data::Dumper;	60	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	61	use Fcntl;
53	use YAML ();	62	use YAML::XS ();
		63	use CBOR::XS ();
54	use IO::AIO 2.51 ();	64	use IO::AIO ();
55	use Time::HiRes;
56	use Compress::LZF;	65	use Compress::LZF;
57	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
58		69
59	# configure various modules to our taste	70	# configure various modules to our taste
60	#	71	#
61	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	73	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		74
		75	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		76
		77	# make sure c-lzf reinitialises itself
		78	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	79	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		80
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	81	# strictly for debugging
		82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		83
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	84	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		85
		86	our @ORIG_INC;
68		87
69	our %COMMAND = ();	88	our %COMMAND = ();
70	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
71		90
72	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
74	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
77		98
78	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
80		103
81	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
82	our $DATADIR = datadir;	106	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
86	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	117	our $PIDFILE = "$LOCALDIR/pid";
		118	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		119
		120	#our %RESOURCE; # unused
		121
		122	our $OUTPUT_RATE_MIN = 3000;
		123	our $OUTPUT_RATE_MAX = 1000000;
		124
		125	our $MAX_LINKS = 32; # how many chained exits to follow
		126	our $VERBOSE_IO = 1;
93		127
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	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	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	130	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	131	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		132
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	133	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	134	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	135	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	136	our $DB_ENV;
105		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
106	our %CFG;	140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		142
108	our $UPTIME; $UPTIME ||= time;	143	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
110	our $NOW;	146	our $NOW;
111		147
112	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	155	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	157	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	158	our $TICK_START; # for load detecting purposes
123		159
		160	our @POST_INIT;
		161
		162	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		163	our $REALLY_UNLOOP; # never set to true, please :)
		164
		165	our $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
		167
124	binmode STDOUT;	168	binmode STDOUT;
125	binmode STDERR;	169	binmode STDERR;
126		170
127	# read virtual server time, if available	171	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
132	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
133		179
134	mkdir $_	180	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		182
137	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
138		184
139	sub cf::map::normalise;	185	sub cf::map::normalise;
140		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
141	#############################################################################	191	#############################################################################
142		192
		193	%REFLECT = ();
		194	for (@REFLECT) {
		195	my $reflect = JSON::XS::decode_json $_;
		196	$REFLECT{$reflect->{class}} = $reflect;
		197	}
		198
		199	# this is decidedly evil
		200	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		201
		202	#############################################################################
		203
143	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
144		205
145	=over 4	206	=over 4
146		207
147	=item $cf::UPTIME	208	=item $cf::UPTIME
148		209
149	The timestamp of the server start (so not actually an uptime).	210	The timestamp of the server start (so not actually an "uptime").
		211
		212	=item $cf::SERVER_TICK
		213
		214	An unsigned integer that starts at zero when the server is started and is
		215	incremented on every tick.
		216
		217	=item $cf::NOW
		218
		219	The (real) time of the last (current) server tick - updated before and
		220	after tick processing, so this is useful only as a rough "what time is it
		221	now" estimate.
		222
		223	=item $cf::TICK
		224
		225	The interval between each server tick, in seconds.
150		226
151	=item $cf::RUNTIME	227	=item $cf::RUNTIME
152		228
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	229	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	230	every server tick.
155		231
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		235
160	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
163	database environment.	239	database environment.
164		240
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	241	=item $cf::LOADAVG
174		242
175	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	254	from wherever your confdir points to.
187		255
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		257
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$cf::WAIT_FOR_TICK>).
		267
		268	=item $cf::WAIT_FOR_TICK
		269
		270	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		271	variable contains a L<Coro::Signal> that is broadcats after every server
		272	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		273	next server tick.
		274
		275	=cut
		276
		277	sub wait_for_tick();
		278	sub wait_for_tick_begin();
193		279
194	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
195		281
196	This array contains the results of the last C<invoke ()> call. When	282	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	283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	284	that call.
199		285
		286	=item %cf::REFLECT
		287
		288	Contains, for each (C++) class name, a hash reference with information
		289	about object members (methods, scalars, arrays and flags) and other
		290	metadata, which is useful for introspection.
		291
200	=back	292	=back
201		293
202	=cut	294	=cut
203		295
204	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	297	sub warn (@) { LOG llevWarn , join "", @_ }
		298	sub info (@) { LOG llevInfo , join "", @_ }
		299	sub debug(@) { LOG llevDebug, join "", @_ }
		300	sub trace(@) { LOG llevTrace, join "", @_ }
		301
		302	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	303	my $msg = join "", @_;
207		304
208	$msg .= "\n"	305	$msg .= "\n"
209	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
210		307
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	308	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		309
213	LOG llevError, $msg;	310	LOG llevWarn, $msg;
214	};	311	};
215	}
216		312
217	$Coro::State::DIEHOOK = sub {	313	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	314	return unless $^S eq 0; # "eq", not "=="
219		315
220	if ($Coro::current == $Coro::main) {#d#	316	error Carp::longmess $_[0];
		317
		318	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	319	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	320	return;#d#
223	}#d#	321	}#d#
224		322
225	# kill coroutine otherwise	323	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	324	Coro::terminate
228	};	325	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		326
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	337	for my $pkg (qw(
243	cf::global cf::attachable	338	cf::global cf::attachable
244	cf::object cf::object::player	339	cf::object cf::object::player
245	cf::client cf::player	340	cf::client cf::player
246	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
247	cf::map cf::party cf::region	343	cf::party cf::region
248	)) {	344	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	346	}
252		347
253	$EV::DIED = sub {	348	$EV::DIED = sub {
254	warn "error in event callback: @_";	349	warn "error in event callback: $@";
255	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
256		356
257	#############################################################################	357	#############################################################################
258		358
259	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
260		360
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	382	$d
283	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
284	}	384	}
285		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($path, $data, $sync) = @_;
		409
		410	my $lock = cf::lock_acquire ("replace_file:$path");
		411
		412	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		413	or return;
		414
		415	$data = $data->() if ref $data;
		416
		417	length $data == aio_write $fh, 0, (length $data), $data, 0
		418	or return;
		419
		420	!$sync
		421	or !aio_fsync $fh
		422	or return;
		423
		424	aio_close $fh
		425	and return;
		426
		427	aio_rename "$path~", $path
		428	and return;
		429
		430	if ($sync) {
		431	$path =~ s%/[^/]*$%%;
		432	aio_pathsync $path;
		433	}
		434
		435	1
		436	}
		437
286	=item $ref = cf::decode_json $json	438	=item $ref = cf::decode_json $json
287		439
288	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
289		441
290	=item $json = cf::encode_json $ref	442	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		449
298	sub encode_json($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
300		452
		453	=item $ref = cf::decode_storable $scalar
		454
		455	Same as Coro::Storable::thaw, so blocks.
		456
		457	=cut
		458
		459	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		460
		461	=item $ref = cf::decode_yaml $scalar
		462
		463	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		464
		465	=cut
		466
		467	sub decode_yaml($) {
		468	fork_call { YAML::XS::Load $_[0] } @_
		469	}
		470
		471	=item $scalar = cf::decode_cbor $scalar
		472
		473	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		474	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		475	alternative.
		476
		477	=cut
		478
		479	sub decode_cbor($) {
		480	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		481	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		482	CBOR::XS::decode_cbor $_[0]
		483	}
		484
		485	=item $scalar = cf::unlzf $scalar
		486
		487	Same as Compress::LZF::compress, but takes server ticks into account, so
		488	blocks.
		489
		490	=cut
		491
		492	sub unlzf($) {
		493	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		494	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		495	Compress::LZF::decompress $_[0]
		496	}
		497
		498	=item cf::post_init { BLOCK }
		499
		500	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		501	but I<before> the server starts ticking again.
		502
		503	The codeblock will have a single boolean argument to indicate whether this
		504	is a reload or not.
		505
		506	=cut
		507
		508	sub post_init(&) {
		509	push @POST_INIT, shift;
		510	}
		511
		512	sub _post_init {
		513	trace "running post_init jobs";
		514
		515	# run them in parallel...
		516
		517	my @join;
		518
		519	while () {
		520	push @join, map &Coro::async ($_, 0), @POST_INIT;
		521	@POST_INIT = ();
		522
		523	@join or last;
		524
		525	(pop @join)->join;
		526	}
		527	}
		528
301	=item cf::lock_wait $string	529	=item cf::lock_wait $string
302		530
303	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
304		532
305	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
306		534
307	Wait until the given lock is available and then acquires it and returns	535	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,	536	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	537	for example when the coroutine gets canceled), the lock is automatically
310	returned.	538	returned.
311		539
312	Locks are *not* recursive, locking from the same coro twice results in a	540	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	541	deadlocked coro.
…		…
319		547
320	Return true if the lock is currently active, i.e. somebody has locked it.	548	Return true if the lock is currently active, i.e. somebody has locked it.
321		549
322	=cut	550	=cut
323		551
324	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		553
327	sub lock_wait($) {	554	sub lock_wait($) {
328	my ($key) = @_;	555	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	556	}
341		557
342	sub lock_acquire($) {	558	sub lock_acquire($) {
343	my ($key) = @_;	559	$LOCKS->guard ($_[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	}	560	}
357		561
358	sub lock_active($) {	562	sub lock_active($) {
359	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	564	}
363		565
364	sub freeze_mainloop {	566	sub freeze_mainloop {
365	tick_inhibit_inc;	567	tick_inhibit_inc;
366		568
367	Coro::guard \&tick_inhibit_dec;	569	&Guard::guard (\&tick_inhibit_dec);
368	}	570	}
369		571
370	=item cf::periodic $interval, $cb	572	=item cf::periodic $interval, $cb
371		573
372	Like EV::periodic, but randomly selects a starting point so that the actions	574	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	575	get spread over time.
374		576
375	=cut	577	=cut
376		578
377	sub periodic($$) {	579	sub periodic($$) {
378	my ($interval, $cb) = @_;	580	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	584	EV::periodic $start, $interval, 0, $cb
383	}	585	}
384		586
385	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
386		588
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	591	C<$time> seconds of cpu time till the next tick. The slot is only valid
		592	till the next cede.
		593
		594	Background jobs should use a priority less than zero, interactive jobs
		595	should use 100 or more.
390		596
391	The optional C<$name> can be used to identify the job to run. It might be	597	The optional C<$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.	598	used for statistical purposes and should identify the same time-class.
393		599
394	Useful for short background jobs.	600	Useful for short background jobs.
395		601
396	=cut	602	=cut
397		603
398	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
400		607
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	610	$Coro::current->desc ("timeslot manager");
404		611
405	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
406		614
407	while () {	615	while () {
408	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
409	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	621
411	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	626	$job->[2]->send;
415	Coro::cede;
416	goto next_job;	627	goto next_job;
417	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	630	}
419	}	631	}
420		632
421	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
423	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;
425	} else {	635	} else {
		636	$busy = 0;
426	Coro::schedule;	637	Coro::schedule;
427	}	638	}
428	}	639	}
429	};	640	};
430		641
431	sub get_slot($;$$) {	642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
432	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
433		646
434	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
435	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
436		650
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
451	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
452		666
453	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
454		668
455	The design of Deliantra requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
456	is always able to handle events or runnable, as Deliantra is only	670	is always able to handle events or is runnable, as Deliantra is only
457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
458	acceptable.	672	acceptable.
459		673
460	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
461	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
465	=cut	679	=cut
466		680
467	sub sync_job(&) {	681	sub sync_job(&) {
468	my ($job) = @_;	682	my ($job) = @_;
469		683
470	if ($Coro::current == $Coro::main) {	684	if (in_main) {
471	my $time = EV::time;	685	my $time = AE::time;
472		686
473	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
475		689
476	LOG llevError, Carp::longmess "sync job";#d#	690	#LOG llevError, Carp::longmess "sync job";#d#
477		691
478	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
479		693
480	my $busy = 1;	694	my $busy = 1;
481	my @res;	695	my @res;
482		696
483	(async {	697	(async {
484	$Coro::current->desc ("sync job coro");	698	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	699	@res = eval { $job->() };
486	warn $@ if $@;	700	error $@ if $@;
487	undef $busy;	701	undef $busy;
488	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
489		703
490	while ($busy) {	704	while ($busy) {
491	if (Coro::nready) {	705	if (Coro::nready) {
492	Coro::cede_notself;	706	Coro::cede_notself;
493	} else {	707	} else {
494	EV::loop EV::LOOP_ONESHOT;	708	EV::run EV::RUN_ONCE;
495	}	709	}
496	}	710	}
497		711
498	my $time = EV::time - $time;	712	my $time = AE::time - $time;
499		713
500	$TICK_START += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
501		715
502	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
503	} else {	717	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
526		740
527	$coro	741	$coro
528	}	742	}
529		743
530	=item fork_call { }, $args	744	=item fork_call { }, @args
531		745
532	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	749	never block itself or use any form of event handling.
536		750
537	=cut	751	=cut
538		752
		753	sub post_fork {
		754	reset_signals;
		755	}
		756
539	sub fork_call(&@) {	757	sub fork_call(&@) {
540	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
541		759
542	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)
545
546	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
547	reset_signals;	761	cf::post_fork;
548	&$cb	762	&$cb
549	}, @args;	763	} @args;
550		764
551	wantarray ? @res : $res[-1]	765	wantarray ? @res : $res[-1]
		766	}
		767
		768	sub objinfo {
		769	(
		770	"counter value" => cf::object::object_count,
		771	"objects created" => cf::object::create_count,
		772	"objects destroyed" => cf::object::destroy_count,
		773	"freelist size" => cf::object::free_count,
		774	"allocated objects" => cf::object::objects_size,
		775	"active objects" => cf::object::actives_size,
		776	)
		777	}
		778
		779	=item $coin = coin_from_name $name
		780
		781	=cut
		782
		783	our %coin_alias = (
		784	"silver" => "silvercoin",
		785	"silvercoin" => "silvercoin",
		786	"silvercoins" => "silvercoin",
		787	"gold" => "goldcoin",
		788	"goldcoin" => "goldcoin",
		789	"goldcoins" => "goldcoin",
		790	"platinum" => "platinacoin",
		791	"platinumcoin" => "platinacoin",
		792	"platinumcoins" => "platinacoin",
		793	"platina" => "platinacoin",
		794	"platinacoin" => "platinacoin",
		795	"platinacoins" => "platinacoin",
		796	"royalty" => "royalty",
		797	"royalties" => "royalty",
		798	);
		799
		800	sub coin_from_name($) {
		801	$coin_alias{$_[0]}
		802	? cf::arch::find $coin_alias{$_[0]}
		803	: undef
552	}	804	}
553		805
554	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
555		807
556	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
566	within each server.	818	within each server.
567		819
568	=cut	820	=cut
569		821
570	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
571	my ($name) = @_;	826	my ($name) = @_;
572	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
573		828
574	eval {	829	eval {
575	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
585	}	840	}
586		841
587	our $DB;	842	our $DB;
588		843
589	sub db_init {	844	sub db_init {
590	cf::sync_job {
591	$DB ||= db_table "db";	845	$DB ||= db_table "db";
592	};
593	}	846	}
594		847
595	sub db_get($$) {	848	sub db_get($$) {
596	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
597		850
598	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
599	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
600		855
601	$! ? ()	856	$! ? ()
602	: $data	857	: $data
603	}
604	}	858	}
605		859
606	sub db_put($$$) {	860	sub db_put($$$) {
607	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
608	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
636		890
637	my @data;	891	my @data;
638	my $md5;	892	my $md5;
639		893
640	for (0 .. $#$src) {	894	for (0 .. $#$src) {
641	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
642	or Carp::croak "$src->[$_]: $!";
643	}	896	}
644		897
645	# if processing is expensive, check	898	# if processing is expensive, check
646	# checksum first	899	# checksum first
647	if (1) {	900	if (1) {
…		…
660		913
661	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
662	}	915	}
663	}	916	}
664		917
665	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
666	my $data = $process->(\@data);	919	my $data = $process->(\@data);
667	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
668		921
669	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
670		923
671	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
672	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
673	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
674		927
…		…
684		937
685	=cut	938	=cut
686		939
687	sub datalog($@) {	940	sub datalog($@) {
688	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
689	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
690	}	943	}
691		944
692	=back	945	=back
693		946
694	=cut	947	=cut
695		948
696	#############################################################################	949	#############################################################################
697		950
698	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
699		952
700	Many objects in crossfire are so-called attachable objects. That means you can	953	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")	954	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
703		956
704	In the following description, CLASS can be any of C<global>, C<object>	957	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	958	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
756		1009
757	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
759		1012
760	Some classes such as crossfire maps and objects can specify attachments	1013	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.	1014	that are attached at load/instantiate time, thus the need for a name.
762		1015
763	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
764		1017
765	=over 4	1018	=over 4
…		…
889		1142
890	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
891	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
892		1145
893	} elsif (ref $type) {	1146	} elsif (ref $type) {
894	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
895		1148
896	} else {	1149	} else {
897	shift @arg;	1150	shift @arg;
898	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
899	}	1152	}
900	}	1153	}
901	}	1154	}
902		1155
903	sub _object_attach {	1156	sub _object_attach {
…		…
913	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
914	}	1167	}
915		1168
916	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
917	} else {	1170	} else {
918	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
919	}	1172	}
920		1173
921	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
922	}	1175	}
923		1176
…		…
982		1235
983	for (@$callbacks) {	1236	for (@$callbacks) {
984	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
985		1238
986	if ($@) {	1239	if ($@) {
987	warn "$@";
988	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
989	override;	1241	override;
990	}	1242	}
991		1243
992	return 1 if $override;	1244	return 1 if $override;
993	}	1245	}
…		…
1056		1308
1057	sub reattach {	1309	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1311	my ($obj) = @_;
1060		1312
		1313	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1314	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1315
1063	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
1064		1317
1065	@$registry = ();	1318	@$registry = ();
1066		1319
…		…
1071	for (@$attach) {	1324	for (@$attach) {
1072	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
1073	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
1074	}	1327	}
1075	} else {	1328	} else {
1076	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
1077	}	1330	}
1078	}	1331	}
1079	}	1332	}
1080		1333
1081	cf::attachable->attach (	1334	cf::attachable->attach (
…		…
1108	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1109		1362
1110	sync_job {	1363	sync_job {
1111	if (length $$rdata) {	1364	if (length $$rdata) {
1112	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1115		1369
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1373	if ($cf::USE_FSYNC) {
		1374	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;
		1375	aio_fsync $fh;
		1376	}
1120	close $fh;	1377	aio_close $fh;
1121		1378
1122	if (@$objs) {	1379	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1380	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1384	if ($cf::USE_FSYNC) {
		1385	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;
		1386	aio_fsync $fh;
		1387	}
1128	close $fh;	1388	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1390	}
1131	} else {	1391	} else {
1132	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1133	}	1393	}
1134		1394
1135	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1399	} else {
1137	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1138	}	1401	}
1139	} else {	1402	} else {
1140	aio_unlink $filename;	1403	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1142	}	1405	}
…		…
1166	my $st = eval { Coro::Storable::thaw $av };	1429	my $st = eval { Coro::Storable::thaw $av };
1167	$av = $st->{objs};	1430	$av = $st->{objs};
1168	}	1431	}
1169		1432
1170	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1171	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1172	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1173		1437
1174	($data, $av)	1438	($data, $av)
1175	}	1439	}
1176		1440
1177	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1181	=cut	1445	=cut
1182		1446
1183	#############################################################################	1447	#############################################################################
1184	# command handling &c	1448	# command handling &c
1185		1449
1186	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1187		1451
1188	Register a callback for execution when the client sends the user command	1452	Register a callback for execution when the client sends the user command
1189	$name.	1453	$name.
1190		1454
1191	=cut	1455	=cut
…		…
1197	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1198		1462
1199	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1200	}	1464	}
1201		1465
1202	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1203		1467
1204	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1205	extcmd packet. Ext commands will be processed in the order they are	1469	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	1470	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	1471	the logged-in player. Ext commands can only be processed after a player
1208	has logged in successfully.	1472	has logged in successfully.
1209		1473
1210	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1211	called.
1212		1475
		1476	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1477
		1478	Same as C<cf::register_extcmd>, but instead of returning values, the
		1479	callback needs to clal the C<$reply> function.
		1480
1213	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1214		1482
1215	Register a callback for execution when the client sends an (asynchronous)	1483	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	1484	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	1485	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	1486	is a client socket. Exti commands can be received anytime, even before
1219	log-in.	1487	log-in.
1220		1488
1221	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1222	called.
1223		1490
1224	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1225		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1226	sub register_extcmd {	1498	sub register_extcmd($$) {
1227	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1228		1500
1229	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1230	}	1502	}
1231		1503
1232	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1233	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1234		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1235	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1236	}	1514	}
1237		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1238	cf::player->attach (	1524	cf::player->attach (
1239	on_command => sub {	1525	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1241		1527
1242	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1243	or return;	1529	or return;
1244		1530
…		…
1252	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1253		1539
1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1255		1541
1256	if (ref $msg) {	1542	if (ref $msg) {
1257	my ($type, $reply, @payload) =	1543	my ($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		1544
1262	my @reply;
1263
1264	if (my $cb = $EXTCMD{$type}) {	1545	if (my $cb = $EXTACMD{$type}) {
		1546	$cb->(
		1547	$pl,
		1548	sub {
		1549	$pl->ext_msg ("reply-$reply", @_)
		1550	if $reply;
		1551	},
		1552	@payload
		1553	);
		1554	} else {
		1555	my @reply;
		1556
		1557	if (my $cb = $EXTCMD{$type}) {
1265	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1266	}	1563	}
1267		1564
1268	$pl->ext_reply ($reply, @reply)
1269	if $reply;
1270
1271	} else {	1565	} else {
1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1273	}	1567	}
1274		1568
1275	cf::override;	1569	cf::override;
1276	},	1570	},
1277	);	1571	);
1278		1572
		1573	# "readahead" all extensions
		1574	sub cache_extensions {
		1575	my $grp = IO::AIO::aio_group;
		1576
		1577	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1578	for (grep /\.ext$/, @{$_[0]}) {
		1579	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1580	}
		1581	};
		1582
		1583	$grp
		1584	}
		1585
		1586	sub _ext_cfg_reg($$$$) {
		1587	my ($rvar, $varname, $cfgname, $default) = @_;
		1588
		1589	$cfgname = lc $varname
		1590	unless length $cfgname;
		1591
		1592	$EXT_CFG{$cfgname} = [$rvar, $default];
		1593
		1594	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1595	}
		1596
1279	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1280	cf::sync_job {	1602	cf::sync_job {
1281	my %todo;	1603	my %todo;
1282		1604
1283	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1284	next unless -r $path;	1606	next unless -r $path;
…		…
1302		1624
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1627
1306	$ext{source} =	1628	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1308	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1309	. $source	1631	. $source
1310	. "\n};\n1";	1632	. "\n};\n1";
1311		1633
1312	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1313	}	1635	}
1314		1636
		1637	my $pass = 0;
1315	my %done;	1638	my %done;
1316	while (%todo) {	1639	while (%todo) {
1317	my $progress;	1640	my $progress;
1318		1641
		1642	++$pass;
		1643
		1644	ext:
1319	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1647	next ext
1322	unless exists $done{$_};	1648	unless exists $done{$_};
1323	}	1649	}
1324		1650
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1652
1327	unless (eval $v->{source}) {	1653	my $source = $v->{source};
		1654
		1655	# support "CONF varname :confname = default" pseudo-statements
		1656	$source =~ s{
		1657	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1658	}{
		1659	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1660	}gmxe;
		1661
		1662	my $active = eval $source;
		1663
		1664	if (length $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1666
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1668	if exists $v->{meta}{mandatory};
1335		1669
1336	warn $msg;	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1671	delete $todo{$k};
		1672	} else {
		1673	$done{$k} = delete $todo{$k};
		1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1337	}	1679	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1680	}
1343		1681
1344	skip:	1682	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1347	}	1692	}
1348	};	1693	};
1349	}	1694	}
1350		1695
1351	#############################################################################	1696	#############################################################################
1352		1697
1353	=back	1698	=back
1354		1699
1355	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1356		1701
1357	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1358		1703
1359	=cut	1704	=cut
1360		1705
1361	package cf::player;	1706	package cf::player;
1362		1707
…		…
1405		1750
1406	sub exists($) {	1751	sub exists($) {
1407	my ($login) = @_;	1752	my ($login) = @_;
1408		1753
1409	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1411	}	1756	}
1412		1757
1413	sub find($) {	1758	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1760	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1772	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1773	or return;
1429		1774
1430	my $pl = cf::player::load_pl $f	1775	my $pl = cf::player::load_pl $f
1431	or return;	1776	or return;
		1777
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1778	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1779	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1435	}	1781	}
1436	}	1782	}
1437	}	1783	}
1438		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($pl, $path) = @_;
		1788
		1789	# restore slots saved in save, below
		1790	my $slots = delete $pl->{_slots};
		1791
		1792	$pl->ob->current_weapon ($slots->[0]);
		1793	$pl->combat_ob ($slots->[1]);
		1794	$pl->ranged_ob ($slots->[2]);
		1795	},
		1796	);
		1797
1439	sub save($) {	1798	sub save($) {
1440	my ($pl) = @_;	1799	my ($pl) = @_;
1441		1800
1442	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1443		1802
…		…
1446		1805
1447	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1448		1807
1449	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
		1810
		1811	cf::get_slot 0.01;
		1812
		1813	# save slots, to be restored later
		1814	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1451		1815
1452	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1817	cf::cede_to_tick;
1454	}	1818	}
1455		1819
…		…
1487	my ($pl) = @_;	1851	my ($pl) = @_;
1488		1852
1489	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1490		1854
1491	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1856	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1857
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1495	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1497	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1498		1866
1499	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1501	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1539		1907
1540	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
1541	my $path = path $login;	1909	my $path = path $login;
1542		1910
1543	# a .pst is a dead give-away for a valid player	1911	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1917	}
1549		1918
…		…
1553		1922
1554	\@logins	1923	\@logins
1555	}	1924	}
1556		1925
1557	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1558		1929
1559	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1560	player. May block.	1931	player. May block.
1561		1932
1562	=cut	1933	=cut
…		…
1580	}	1951	}
1581		1952
1582	\@paths	1953	\@paths
1583	}	1954	}
1584		1955
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1957
1587	Expand crossfire pod fragments into protocol xml.	1958	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		1959
1690	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1691		1961
1692	Sends an ext event to the client.	1962	Sends an ext event to the client.
1693		1963
…		…
1713		1983
1714	=cut	1984	=cut
1715		1985
1716	sub find_by_path($) {	1986	sub find_by_path($) {
1717	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1718		1990
1719	my ($match, $specificity);	1991	my ($match, $specificity);
1720		1992
1721	for my $region (list) {	1993	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1748	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1750		2022
1751	sub generate_random_map {	2023	sub generate_random_map {
1752	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1753	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1754	$self->_create_random_map (	2028	$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	}	2029	}
1768		2030
1769	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1770		2032
1771	Register a handler for the map path matching the given regex at the	2033	Register a handler for the map path matching the given regex at the
…		…
1776		2038
1777	sub register {	2039	sub register {
1778	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1779	my $pkg = caller;	2041	my $pkg = caller;
1780		2042
1781	no strict;
1782	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1783		2044
1784	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785	}	2046	}
1786		2047
1787	# also paths starting with '/'	2048	# also paths starting with '/'
1788	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789		2050
1790	sub thawer_merge {	2051	sub thawer_merge {
1791	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1792		2053
1793	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1798	}	2059	}
1799		2060
1800	sub normalise {	2061	sub normalise {
1801	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1802		2063
1803	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1804		2065
1805	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1806		2067
1807	# map plan:	2068	# map plan:
1808	#	2069	#
…		…
1823	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1824	$path = "$base/$path";	2085	$path = "$base/$path";
1825	}	2086	}
1826		2087
1827	for ($path) {	2088	for ($path) {
1828	redo if s{//}{/};
1829	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1830	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1831	}	2091	}
1832		2092
1833	$path	2093	$path
…		…
1847	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1848	return $self;	2108	return $self;
1849	}	2109	}
1850	}	2110	}
1851		2111
1852	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1853	()	2113	()
1854	}	2114	}
1855		2115
		2116	# may re-bless or do other evil things
1856	sub init {	2117	sub init {
1857	my ($self) = @_;	2118	my ($self) = @_;
1858		2119
1859	$self	2120	$self
1860	}	2121	}
…		…
1879		2140
1880	# the temporary/swap location	2141	# the temporary/swap location
1881	sub save_path {	2142	sub save_path {
1882	my ($self) = @_;	2143	my ($self) = @_;
1883		2144
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1886	}	2147	}
1887		2148
1888	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1889	sub uniq_path {	2150	sub uniq_path {
1890	my ($self) = @_;	2151	my ($self) = @_;
1891		2152
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	2154	"$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	}	2155	}
1904		2156
1905	sub decay_objects {	2157	sub decay_objects {
1906	my ($self) = @_;	2158	my ($self) = @_;
1907		2159
…		…
1934	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1935		2187
1936	1	2188	1
1937	}	2189	}
1938		2190
		2191	# used to laod the header of an original map
1939	sub load_header_orig {	2192	sub load_header_orig {
1940	my ($self) = @_;	2193	my ($self) = @_;
1941		2194
1942	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1943	}	2196	}
1944		2197
		2198	# used to laod the header of an instantiated map
1945	sub load_header_temp {	2199	sub load_header_temp {
1946	my ($self) = @_;	2200	my ($self) = @_;
1947		2201
1948	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1949	}	2203	}
1950		2204
		2205	# called after loading the header from an instantiated map
1951	sub prepare_temp {	2206	sub prepare_temp {
1952	my ($self) = @_;	2207	my ($self) = @_;
1953		2208
1954	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1955	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1956	# safety	2211	# safety
1957	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1958	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1959	}	2214	}
1960		2215
		2216	# called after loading the header from an original map
1961	sub prepare_orig {	2217	sub prepare_orig {
1962	my ($self) = @_;	2218	my ($self) = @_;
1963		2219
1964	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1965	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1989		2245
1990	sub find;	2246	sub find;
1991	sub find {	2247	sub find {
1992	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1993		2249
		2250	cf::cede_to_tick;
		2251
1994	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1995		2253
1996	cf::lock_wait "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2256
1999	$cf::MAP{$path} || do {	2257	$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	2258	my $map = new_from_path cf::map $path
2004	or return;	2259	or return;
2005		2260
2006	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
2007		2262
…		…
2009	or return;	2264	or return;
2010		2265
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
2014	undef $guard1;	2270	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2271	$map->reset;
2017	return find $path;	2272	return find $path;
2018	}	2273	}
2019		2274
2020	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
2021	}	2276	}
2022	}	2277	}
2023		2278
2024	sub pre_load { }	2279	sub pre_load { }
2025	sub post_load { }	2280	#sub post_load { } # XS
2026		2281
2027	sub load {	2282	sub load {
2028	my ($self) = @_;	2283	my ($self) = @_;
2029		2284
2030	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2033		2288
2034	{	2289	{
2035	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
2036		2291
2037	return unless $self->valid;	2292	return unless $self->valid;
2038	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
2039
2040	$self->in_memory (cf::MAP_LOADING);
2041		2294
2042	$self->alloc;	2295	$self->alloc;
2043		2296
2044	$self->pre_load;	2297	$self->pre_load;
2045	cf::cede_to_tick;	2298	cf::cede_to_tick;
2046		2299
		2300	if (exists $self->{load_path}) {
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2302	$f->skip_block;
2049	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
2050	or return;	2304	or return;
2051		2305
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
2053	if delete $self->{load_original};	2307	if delete $self->{load_original};
2054		2308
2055	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2310	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
2058	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
2059	$self->clear_unique_items;	2313	$self->clear_unique_items;
2060	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
2061	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
2062	}	2317	}
2063	}	2318	}
2064	}
2065		2319
2066	$f->resolve_delayed_derefs;	2320	$f->resolve_delayed_derefs;
		2321	} else {
		2322	$self->post_load_original
		2323	if delete $self->{load_original};
		2324	}
		2325
		2326	$self->state (cf::MAP_INACTIVE);
2067		2327
2068	cf::cede_to_tick;	2328	cf::cede_to_tick;
2069	# now do the right thing for maps	2329	# now do the right thing for maps
2070	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
2071	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
2075	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2336	$self->decay_objects;
2077	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
2078	$self->update_buttons;	2338	$self->update_buttons;
2079	cf::cede_to_tick;	2339	cf::cede_to_tick;
2080	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
2081	cf::cede_to_tick;
2082	$self->activate;
2083	}	2341	}
2084		2342
2085	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
2087
2088	$self->in_memory (cf::MAP_IN_MEMORY);
2089	}	2345	}
2090		2346
2091	$self->post_load;	2347	$self->post_load;
2092	}
2093		2348
		2349	1
		2350	}
		2351
		2352	# customize the map for a given player, i.e.
		2353	# return the _real_ map. used by e.g. per-player
		2354	# maps to change the path to ~playername/mappath
2094	sub customise_for {	2355	sub customise_for {
2095	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
2096		2357
2097	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2359	if $self->per_player;
…		…
2101	# if $self->per_party;	2362	# if $self->per_party;
2102		2363
2103	$self	2364	$self
2104	}	2365	}
2105		2366
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 {	2367	sub find_sync {
2133	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2134		2369
2135	cf::sync_job { find $path, $origin }	2370	# it's a bug to call this from the main context
		2371	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2372	if $Coro::current == $Coro::main;
		2373
		2374	find $path, $origin
2136	}	2375	}
2137		2376
2138	sub do_load_sync {	2377	sub do_load_sync {
2139	my ($map) = @_;	2378	my ($map) = @_;
2140		2379
		2380	# it's a bug to call this from the main context
2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2142	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2143		2383
2144	cf::sync_job { $map->load };	2384	$map->load;
2145	}	2385	}
2146		2386
2147	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2148	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2149		2389
2150	sub find_async {	2390	sub find_async {
2151	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2152		2392
2153	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2154		2394
2155	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
2157	}	2397	}
2158		2398
2159	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2160		2400
2161	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
2162	$Coro::current->{desc} = "map prefetcher";	2402	$Coro::current->{desc} = "map prefetcher";
2163		2403
2164	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2165	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2166	if (my $map = find $k) {	2406	if (my $map = find $k) {
2167	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2168	}	2408	}
2169		2409
2170	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2171	}	2411	}
2172	}	2412	}
…		…
2175	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2176		2416
2177	()	2417	()
2178	}	2418	}
2179		2419
		2420	# common code, used by both ->save and ->swapout
2180	sub save {	2421	sub _save {
2181	my ($self) = @_;	2422	my ($self) = @_;
2182
2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2184		2423
2185	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2186		2425
2187	return unless $self->dirty;	2426	return unless $self->dirty;
2188		2427
…		…
2197		2436
2198	cf::async {	2437	cf::async {
2199	$Coro::current->{desc} = "map player save";	2438	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
2201	};	2440	};
		2441
		2442	cf::get_slot 0.02;
2202		2443
2203	if ($uniq) {	2444	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2447	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2448	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2208	}	2449	}
2209	}	2450	}
2210		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2211	sub swap_out {	2460	sub swap_out {
2212	my ($self) = @_;	2461	my ($self) = @_;
2213		2462
2214	# save first because save cedes
2215	$self->save;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2219	return if $self->players;	2467	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2468
		2469	# first deactivate the map and "unlink" it from the core
		2470	$self->deactivate;
		2471	$_->clear_links_to ($self) for values %cf::MAP;
		2472	$self->state (cf::MAP_SWAPPED);
		2473
		2474	# then atomically save
		2475	$self->_save;
		2476
		2477	# then free the map
		2478	$self->clear;
		2479	}
		2480
		2481	sub reset_at {
		2482	my ($self) = @_;
		2483
		2484	# TODO: safety, remove and allow resettable per-player maps
2221	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2222		2486
		2487	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2488	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2489
		2490	$time + $to
		2491	}
		2492
		2493	sub should_reset {
		2494	my ($self) = @_;
		2495
		2496	$self->reset_at <= $cf::RUNTIME
		2497	}
		2498
		2499	sub reset {
		2500	my ($self) = @_;
		2501
		2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2503
		2504	return if $self->players;
		2505
		2506	cf::trace "resetting map ", $self->path, "\n";
		2507
2223	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
		2509
		2510	# need to save uniques path
		2511	unless ($self->{deny_save}) {
		2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2513
		2514	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2515	if $uniq;
		2516	}
		2517
		2518	delete $cf::MAP{$self->path};
2224		2519
2225	$self->deactivate;	2520	$self->deactivate;
2226	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2227	$self->clear;	2522	$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		2523
2273	$self->unlink_save;	2524	$self->unlink_save;
2274	$self->destroy;	2525	$self->destroy;
2275	}	2526	}
2276		2527
…		…
2284		2535
2285	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2286		2537
2287	$self->unlink_save;	2538	$self->unlink_save;
2288		2539
2289	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2290	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2291	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2292	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294		2545
…		…
2343		2594
2344	sub unique_maps() {	2595	sub unique_maps() {
2345	[	2596	[
2346	map {	2597	map {
2347	utf8::decode $_;	2598	utf8::decode $_;
2348	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2349	? normalise $_	2602	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2604	]
2353	}	2605	}
2354		2606
2355	package cf;	2607	=item cf::map::static_maps
		2608
		2609	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2610	file in the shared directory excluding F</styles> and F</editor>). May
		2611	block.
		2612
		2613	=cut
		2614
		2615	sub static_maps() {
		2616	my @dirs = "";
		2617	my @maps;
		2618
		2619	while (@dirs) {
		2620	my $dir = shift @dirs;
		2621
		2622	next if $dir eq "/styles" || $dir eq "/editor";
		2623
		2624	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2625	or return;
		2626
		2627	for (@$files) {
		2628	s/\.map$// or next;
		2629	utf8::decode $_;
		2630	push @maps, "$dir/$_";
		2631	}
		2632
		2633	push @dirs, map "$dir/$_", @$dirs;
		2634	}
		2635
		2636	\@maps
		2637	}
2356		2638
2357	=back	2639	=back
2358		2640
2359	=head3 cf::object	2641	=head3 cf::object
2360		2642
…		…
2364		2646
2365	=over 4	2647	=over 4
2366		2648
2367	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2368		2650
2369	Returns the inventory of the object _and_ their inventories, recursively.	2651	Returns the inventory of the object I<and> their inventories, recursively,
		2652	but I<not> the object itself.
2370		2653
2371	=cut	2654	=cut
2372		2655
2373	sub inv_recursive_;	2656	sub inv_recursive_;
2374	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2380	}	2663	}
2381		2664
2382	=item $ref = $ob->ref	2665	=item $ref = $ob->ref
2383		2666
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2667	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2668
2386	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2387		2670
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2389	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2390		2673
2391	=cut	2674	=cut
2392		2675
2393	sub deref {	2676	sub deref {
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2704	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2423		2706
2424	=cut	2707	=cut
2425		2708
		2709	our $SAY_CHANNEL = {
		2710	id => "say",
		2711	title => "Map",
		2712	reply => "say ",
		2713	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2714	};
		2715
		2716	our $CHAT_CHANNEL = {
		2717	id => "chat",
		2718	title => "Chat",
		2719	reply => "chat ",
		2720	tooltip => "Player chat and shouts, global to the server.",
		2721	};
		2722
2426	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2724	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2725	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2727	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2740
2444	} else {	2741	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2744	}
2448	}	2745	}
2449	}	2746	}
2450		2747
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2461	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2462		2759
2463	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2464	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2465		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2466	=cut	2788	=cut
2467		2789
2468	sub cf::object::player::may {	2790	sub cf::object::player::may {
2469	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2470		2792
2471	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2472	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2473	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2474	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2475	}	2797	}
2476		2798
2477	=item $player_object->enter_link	2799	=item $player_object->enter_link
2478		2800
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2801	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2802
2481	The player should be reasonably safe there for short amounts of time. You	2803	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.	2804	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2805	though, as the player cannot control the character while it is on the link
		2806	map.
2483		2807
2484	Will never block.	2808	This method will never block, which is the whole reaosn for it's
		2809	existance: you can I<always> put a player onto the link map, which is the
		2810	only place to put objects that is guaranteed to exist.
		2811
		2812	A typical usage pattern is to call C<enter_link> synchronously from the
		2813	server, then start a new thread, do your blocking stuff there and then
		2814	call C<leave_link> from that thread.
2485		2815
2486	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2487		2817
2488	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2489	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2507	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2508	my ($self) = @_;	2838	my ($self) = @_;
2509		2839
2510	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2511		2841
		2842	++$self->{_link_recursion};
		2843
2512	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2513		2845
2514	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2516		2848
2517	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2518	}	2850	}
2519		2851
2520	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2521	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2522		2854
…		…
2539	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2541		2873
2542	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2545		2877
2546	$map->load;	2878	$map->load;
2547	$map->load_neighbours;
2548		2879
2549	return unless $self->contr->active;	2880	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2881
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2554	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2555		2889
		2890	}
		2891
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557		2893
2558	Moves the player to the given map-path and coordinates by first freezing	2894	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	2895	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	2896	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	2897	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2898	be called at the end of this process.
2563		2899
		2900	Note that $check will be called with a potentially non-loaded map, so if
		2901	it needs a loaded map it has to call C<< ->load >>.
		2902
2564	=cut	2903	=cut
2565		2904
2566	our $GOTOGEN;	2905	our $GOTOGEN;
2567		2906
2568	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2569	my ($self, $path, $x, $y, $check, $done) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
		2909
		2910	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2911	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2912	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2913	($path, $x, $y) = @$EMERGENCY_POSITION;
		2914	}
2570		2915
2571	# do generation counting so two concurrent goto's will be executed in-order	2916	# do generation counting so two concurrent goto's will be executed in-order
2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573		2918
2574	$self->enter_link;	2919	$self->enter_link;
…		…
2594	($path, $x, $y) = (undef, undef, undef);	2939	($path, $x, $y) = (undef, undef, undef);
2595	}	2940	}
2596	}	2941	}
2597		2942
2598	my $map = eval {	2943	my $map = eval {
2599	my $map = defined $path ? cf::map::find $path : undef;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2600		2945
2601	if ($map) {	2946	if ($map) {
2602	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2603	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2604	} else {	2949	} else {
2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606	}	2951	}
2607		2952
2608	$map	2953	$map
…		…
2616	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2617	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2618	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2619	}	2964	}
2620		2965
2621	$done->() if $done;	2966	$done->($self) if $done;
2622	})->prio (1);	2967	})->prio (1);
2623	}	2968	}
2624		2969
2625	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2626		2971
…		…
2646	}	2991	}
2647		2992
2648	sub prepare_random_map {	2993	sub prepare_random_map {
2649	my ($exit) = @_;	2994	my ($exit) = @_;
2650		2995
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2998	# that depends on the exit object
2656		2999
2657	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	3002	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2664	}	3009	}
2665		3010
2666	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2667		3012
2668	my $data = cf::encode_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2671		3016
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	3019	undef $fh;
2675	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2676		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2679	}	3028	}
2680	}	3029	}
2681		3030
2682	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2684		3033
2685	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2686		3035
2687	if ($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;	3036	$self->enter_link;
2699		3037
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 {	3038	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3039	$Coro::current->{desc} = "enter_exit";
2706		3040
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	3041	unless (eval {
		3042	$self->deactivate_recursive; # just to be sure
		3043
		3044	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3045	my $x = $exit->stats->hp;
		3046	my $y = $exit->stats->sp;
		3047
		3048	# special map handling
		3049	my $slaying = $exit->slaying;
		3050
		3051	# special map handling
		3052	if ($slaying eq "/!") {
		3053	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3054
		3055	prepare_random_map $exit
		3056	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3057
		3058	$map = $exit->slaying;
		3059
		3060	} elsif ($slaying eq '!up') {
		3061	$map = $exit->map->tile_path (cf::TILE_UP);
		3062	$x = $exit->x;
		3063	$y = $exit->y;
		3064
		3065	} elsif ($slaying eq '!down') {
		3066	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3067	$x = $exit->x;
		3068	$y = $exit->y;
		3069	}
		3070
2709	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2710		3072
		3073	# if exit is damned, update players death & WoR home-position
		3074	$self->contr->savebed ($map, $x, $y)
		3075	if $exit->flag (cf::FLAG_DAMNED);
		3076
2711	1;	3077	1
2712	}) {	3078	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3080	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3083
2718	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3085	$self->leave_link;
2720	}	3086	}
2721	})->prio (1);	3087	})->prio (1);
2722	}	3088	}
2723		3089
2724	=head3 cf::client	3090	=head3 cf::client
2725		3091
2726	=over 4	3092	=over 4
2727		3093
2728	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2729		3095
2730	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2731	should not be used under normal circumstances.	3097	them as required.
2732		3098
2733	=cut	3099	=cut
2734		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2735	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2736	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2737		3105
2738	utf8::encode $text;	3106	# try lzf for large packets
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3107	$pkt = "lzf " . Compress::LZF::compress $pkt
		3108	if 1024 <= length $pkt and $self->{can_lzf};
		3109
		3110	# split very large packets
		3111	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3112	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3113	$pkt = "frag";
		3114	}
		3115
		3116	$self->send_packet ($pkt);
2740	}	3117	}
2741		3118
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3120
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2745	client if neccessary. C<$type> should be a string identifying the type of	3122	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	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2747	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2748		3125
2749	=cut	3126	=cut
2750		3127
2751	# non-persistent channels (usually the info channel)	3128	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3129	our %CHANNEL = (
		3130	"c/motd" => {
		3131	id => "infobox",
		3132	title => "MOTD",
		3133	reply => undef,
		3134	tooltip => "The message of the day",
		3135	},
2753	"c/identify" => {	3136	"c/identify" => {
2754	id => "infobox",	3137	id => "infobox",
2755	title => "Identify",	3138	title => "Identify",
2756	reply => undef,	3139	reply => undef,
2757	tooltip => "Items recently identified",	3140	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3142	"c/examine" => {
2760	id => "infobox",	3143	id => "infobox",
2761	title => "Examine",	3144	title => "Examine",
2762	reply => undef,	3145	reply => undef,
2763	tooltip => "Signs and other items you examined",	3146	tooltip => "Signs and other items you examined",
		3147	},
		3148	"c/shopinfo" => {
		3149	id => "infobox",
		3150	title => "Shop Info",
		3151	reply => undef,
		3152	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3153	},
2765	"c/book" => {	3154	"c/book" => {
2766	id => "infobox",	3155	id => "infobox",
2767	title => "Book",	3156	title => "Book",
2768	reply => undef,	3157	reply => undef,
…		…
2782	},	3171	},
2783	"c/body" => {	3172	"c/body" => {
2784	id => "infobox",	3173	id => "infobox",
2785	title => "Body Parts",	3174	title => "Body Parts",
2786	reply => undef,	3175	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3176	tooltip => "Shows which body parts you possess and are available",
		3177	},
		3178	"c/statistics" => {
		3179	id => "infobox",
		3180	title => "Statistics",
		3181	reply => undef,
		3182	tooltip => "Shows your primary statistics",
		3183	},
		3184	"c/skills" => {
		3185	id => "infobox",
		3186	title => "Skills",
		3187	reply => undef,
		3188	tooltip => "Shows your experience per skill and item power",
		3189	},
		3190	"c/shopitems" => {
		3191	id => "infobox",
		3192	title => "Shop Items",
		3193	reply => undef,
		3194	tooltip => "Shows the items currently for sale in this shop",
		3195	},
		3196	"c/resistances" => {
		3197	id => "infobox",
		3198	title => "Resistances",
		3199	reply => undef,
		3200	tooltip => "Shows your resistances",
		3201	},
		3202	"c/pets" => {
		3203	id => "infobox",
		3204	title => "Pets",
		3205	reply => undef,
		3206	tooltip => "Shows information abotu your pets/a specific pet",
		3207	},
		3208	"c/perceiveself" => {
		3209	id => "infobox",
		3210	title => "Perceive Self",
		3211	reply => undef,
		3212	tooltip => "You gained detailed knowledge about yourself",
2788	},	3213	},
2789	"c/uptime" => {	3214	"c/uptime" => {
2790	id => "infobox",	3215	id => "infobox",
2791	title => "Uptime",	3216	title => "Uptime",
2792	reply => undef,	3217	reply => undef,
…		…
2796	id => "infobox",	3221	id => "infobox",
2797	title => "Map Info",	3222	title => "Map Info",
2798	reply => undef,	3223	reply => undef,
2799	tooltip => "Information related to the maps",	3224	tooltip => "Information related to the maps",
2800	},	3225	},
		3226	"c/party" => {
		3227	id => "party",
		3228	title => "Party",
		3229	reply => "gsay ",
		3230	tooltip => "Messages and chat related to your party",
		3231	},
		3232	"c/death" => {
		3233	id => "death",
		3234	title => "Death",
		3235	reply => undef,
		3236	tooltip => "Reason for and more info about your most recent death",
		3237	},
		3238	"c/fatal" => {
		3239	id => "fatal",
		3240	title => "Fatal Error",
		3241	reply => undef,
		3242	tooltip => "Reason for the server disconnect",
		3243	},
		3244	"c/say" => $SAY_CHANNEL,
		3245	"c/chat" => $CHAT_CHANNEL,
2801	);	3246	);
2802		3247
2803	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3250
2806	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2807		3253
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		3255
2810	# check predefined channels, for the benefit of C	3256	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3257	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3258	$channel = $CHANNEL{$channel};
2813		3259
2814	$self->ext_msg (channel_info => $channel)	3260	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3261	$channel = $channel->{id};
2818		3262
2819	} elsif (ref $channel) {	3263	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3267	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3268	}
2826		3269
2827	$channel = $channel->{id};	3270	$channel = $channel->{id};
2828	}	3271	}
2829		3272
2830	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2831		3274
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3275	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2836		3278
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	3282	);
2840	if ($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		3283
2851	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($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	}	3285	}
2865		3286
2866	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2867		3288
2868	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2870	=cut	3291	=cut
2871		3292
2872	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2874		3295
2875	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$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	}	3297	}
2900		3298
2901	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2902		3300
2903	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2923		3321
2924	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2925	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2926		3324
2927	1	3325	1
		3326	}
		3327
		3328	=item $client->update_command_faces
		3329
		3330	=cut
		3331
		3332	our %COMMAND_FACE;
		3333
		3334	sub cf::client::update_command_faces {
		3335	my ($self) = @_;
		3336
		3337	my @faces = grep $_,
		3338	$COMMAND_FACE{preferred},
		3339	$COMMAND_FACE{standard},
		3340	$COMMAND_FACE{skill},
		3341	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3342	$COMMAND_FACE{emote},
		3343	;
		3344
		3345	$self->send_face ($_)
		3346	for @faces;
		3347	$self->flush_fx;
		3348
		3349	$self->ext_msg (command_list => @faces);
		3350	}
		3351
		3352	=item cf::client::set_command_face $type, $commands
		3353
		3354	=cut
		3355
		3356	sub cf::client::set_command_face {
		3357	my ($type, $list) = @_;
		3358
		3359	my $idx = &cf::face::set ( #d# ugly forward reference
		3360	"command_list/$type" => cf::FT_RSRC,
		3361	JSON::XS->new->utf8->encode ([ sort @$list ])
		3362	);
		3363
		3364	$COMMAND_FACE{$type} = $idx;
2928	}	3365	}
2929		3366
2930	cf::client->attach (	3367	cf::client->attach (
2931	on_connect => sub {	3368	on_connect => sub {
2932	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2958	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2959		3396
2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2961		3398
2962	if (ref $msg) {	3399	if (ref $msg) {
2963	my ($type, $reply, @payload) =	3400	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		3401
2968	my @reply;
2969
2970	if (my $cb = $EXTICMD{$type}) {	3402	if (my $cb = $EXTIACMD{$type}) {
		3403	$cb->(
		3404	$ns,
		3405	sub {
		3406	$ns->ext_msg ("reply-$reply", @_)
		3407	if $reply;
		3408	},
		3409	@payload
		3410	);
		3411	} else {
		3412	my @reply;
		3413
		3414	if (my $cb = $EXTICMD{$type}) {
2971	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2972	}	3420	}
2973
2974	$ns->ext_reply ($reply, @reply)
2975	if $reply;
2976
2977	} else {	3421	} else {
2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3422	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2979	}	3423	}
2980		3424
2981	cf::override;	3425	cf::override;
2982	},	3426	},
2983	);	3427	);
…		…
3003		3447
3004	$coro	3448	$coro
3005	}	3449	}
3006		3450
3007	cf::client->attach (	3451	cf::client->attach (
3008	on_destroy => sub {	3452	on_client_destroy => sub {
3009	my ($ns) = @_;	3453	my ($ns) = @_;
3010		3454
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3456	},
3013	);	3457	);
…		…
3029	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
3030		3474
3031	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
3032		3476
3033	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
3036	sort time	3480	sort time
3037	));	3481	));
3038		3482
3039	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
3042		3486
3043	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
3044		3488
3045	cf::object	3489	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3490	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3491	insert remove name archname title slaying race decrease split
		3492	value
3048		3493
3049	cf::object::player	3494	cf::object::player
3050	player	3495	player
3051		3496
3052	cf::player	3497	cf::player
…		…
3057		3502
3058	=cut	3503	=cut
3059		3504
3060	for (	3505	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3506	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3508	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
3067	) {	3512	) {
3068	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3071	for @funs;	3515	for @funs;
3072	}	3516	}
3073		3517
…		…
3088		3532
3089	my $qcode = $code;	3533	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
3092		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
3093	local $_;	3540	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3541
3096	my $eval =	3542	my $eval =
3097	"do {\n"	3543	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3546	. $code
3101	. "\n}"	3547	. "\n}"
3102	;	3548	;
3103		3549
		3550	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3554	sub_generation_inc;
		3555	} else {
		3556	local @cf::_safe_eval_args = values %vars;
		3557	@res = wantarray ? eval eval : scalar eval $eval;
		3558	}
3107		3559
3108	if ($@) {	3560	if ($@) {
3109	warn "$@";	3561	warn "$@",
3110	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
3111	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
3112	}	3564	}
3113		3565
3114	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
3115	}	3567	}
3116		3568
…		…
3130	=cut	3582	=cut
3131		3583
3132	sub register_script_function {	3584	sub register_script_function {
3133	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
3134		3586
3135	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
3137	}	3589	}
3138		3590
3139	=back	3591	=back
3140		3592
3141	=cut	3593	=cut
3142		3594
3143	#############################################################################	3595	#############################################################################
3144	# the server's init and main functions	3596	# the server's init and main functions
3145		3597
		3598	{
		3599	package cf::face;
		3600
		3601	our %HASH; # hash => idx
		3602	our @DATA; # dynamically-created facedata, only faceste 0 used
		3603	our @FOFS; # file offset, if > 0
		3604	our @SIZE; # size of face, in octets
		3605	our @META; # meta hash of face, if any
		3606	our $DATAFH; # facedata filehandle
		3607
		3608	# internal api, not finalised
		3609	sub set {
		3610	my ($name, $type, $data) = @_;
		3611
		3612	my $idx = cf::face::find $name;
		3613
		3614	if ($idx) {
		3615	delete $HASH{cf::face::get_csum $idx};
		3616	} else {
		3617	$idx = cf::face::alloc $name;
		3618	}
		3619
		3620	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3621
		3622	cf::face::set_type $idx, $type;
		3623	cf::face::set_csum $idx, 0, $hash;
		3624
		3625	# we need to destroy the SV itself, not just modify it, as a running ix
		3626	# might hold a reference to it: "delete" achieves that.
		3627	delete $FOFS[0][$idx];
		3628	delete $DATA[0][$idx];
		3629	$DATA[0][$idx] = $data;
		3630	$SIZE[0][$idx] = length $data;
		3631	delete $META[$idx];
		3632	$HASH{$hash} = $idx;#d#
		3633
		3634	$idx
		3635	}
		3636
		3637	sub _get_data($$$) {
		3638	my ($idx, $set, $cb) = @_;
		3639
		3640	if (defined $DATA[$set][$idx]) {
		3641	$cb->($DATA[$set][$idx]);
		3642	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3643	my $size = $SIZE[$set][$idx];
		3644	my $buf;
		3645	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3646	if ($_[0] == $size) {
		3647	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3648	$cb->($buf);
		3649	} else {
		3650	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3651	}
		3652	};
		3653	} else {
		3654	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3655	}
		3656	}
		3657
		3658	# rather ineffient
		3659	sub cf::face::get_data($;$) {
		3660	my ($idx, $set) = @_;
		3661
		3662	_get_data $idx, $set, Coro::rouse_cb;
		3663	Coro::rouse_wait
		3664	}
		3665
		3666	sub cf::face::ix {
		3667	my ($ns, $set, $idx, $pri) = @_;
		3668
		3669	_get_data $idx, $set, sub {
		3670	$ns->ix_send ($idx, $pri, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
3146	sub load_facedata($) {	3675	sub load_facedata($) {
3147	my ($path) = @_;	3676	my ($path) = @_;
3148		3677
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;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3154		3679
3155	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
3156		3681
3157	my $facedata;	3682	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		3683
3163	$facedata->{version} == 2	3684	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3165		3686
3166	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3167	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3168	type => FT_RSRC,	3689
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3170	};	3691
3171	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
3172		3695
3173	{	3696	{
3174	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
3175		3698
3176	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3702
3179	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3705	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};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3183		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3184	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3185	}	3710	}
3186		3711
3187	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3188	next unless $info->{smooth};	3713	next unless $info->{smooth};
3189		3714
…		…
3192		3717
3193	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3194	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3196	} else {	3721	} else {
3197	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3198	}	3723	}
3199
3200	cf::cede_to_tick;
3201	}	3724	}
3202	}	3725	}
3203		3726
3204	{	3727	{
3205	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3206		3729
3207	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3208	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3209	cf::cede_to_tick;
3210	}	3732	}
3211		3733
3212	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3213	}	3735	}
3214		3736
3215	{	3737	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3219		3739
3220	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3741	if (defined (my $type = $info->{type})) {
		3742	# 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;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3744
3225	if ($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};	3745	cf::face::set_type $idx, $type;
		3746	cf::face::set_csum $idx, 0, $info->{hash};
		3747	$cf::face::SIZE[0][$idx] = $info->{size};
		3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3750	$cf::face::HASH{$info->{hash}} = $idx;
3240	} else {	3751	} else {
3241	$RESOURCE{$name} = $info;	3752	# $RESOURCE{$name} = $info; # unused
3242	}	3753	}
3243
3244	cf::cede_to_tick;
3245	}	3754	}
3246	}	3755	}
		3756
		3757	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3758
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
		3763	# END ATOMIC
		3764
		3765	cf::debug "facedata atomic update time ", EV::time - $t1;
3247		3766
3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3249		3768
		3769	aio_close $fh if $fh; # close old facedata
		3770
3250	1	3771	1
3251	}	3772	}
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 => $face;
3269	}
3270	}
3271	});
3272		3773
3273	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
3274	my ($ns, $want) = @_;	3775	my ($ns, $want) = @_;
3275		3776
3276	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3778	$ns->fx_want ($k, $v);
3278	}	3779	}
3279	};	3780	};
		3781
		3782	sub load_resource_file($) {
		3783	my $guard = lock_acquire "load_resource_file";
		3784
		3785	my $status = load_resource_file_ $_[0];
		3786	get_slot 0.1, 100;
		3787	cf::arch::commit_load;
		3788
		3789	$status
		3790	}
		3791
		3792	sub reload_exp_table {
		3793	_reload_exp_table;
		3794
		3795	cf::face::set
		3796	"res/exp_table" => FT_RSRC,
		3797	JSON::XS->new->utf8->canonical->encode (
		3798	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3799	);
		3800	}
		3801
		3802	sub reload_materials {
		3803	_reload_materials;
		3804	}
3280		3805
3281	sub reload_regions {	3806	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3807	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3808	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3809	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3291	if exists $_->{match};	3816	if exists $_->{match};
3292	}	3817	}
3293	}	3818	}
3294		3819
3295	sub reload_facedata {	3820	sub reload_facedata {
3296	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3297	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3298	}	3823	}
3299		3824
3300	sub reload_archetypes {	3825	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references	3828
3304	# this really needs to be done in an extra post-pass	3829	cf::face::set
3305	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
3306	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
3307	or die "unable to load archetypes\n";	3832	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3833	);
		3834
		3835	cf::face::set
		3836	"res/spell_paths" => FT_RSRC,
		3837	JSON::XS->new->utf8->canonical->encode (
		3838	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3839	);
		3840
		3841	# command completion
		3842	my @commands;
		3843
		3844	for (0..cf::arch::skillvec_size - 1) {
		3845	my $skill = cf::arch::skillvec $_;
		3846	my $name = $skill->name;
		3847	my $flags = cf::skill_flags $skill->subtype;
		3848
		3849	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3850	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3308	}	3854	}
3309		3855
3310	sub reload_treasures {	3856	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3313	}	3859	}
3314		3860
		3861	sub reload_sound {
		3862	trace "loading sound config from $DATADIR/sound\n";
		3863
		3864	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3865
		3866	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3867	my $sound = $soundconf->{compat}[$_]
		3868	or next;
		3869
		3870	my $face = cf::face::find "sound/$sound->[1]";
		3871	cf::sound::set $sound->[0] => $face;
		3872	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3873	}
		3874
		3875	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3876	my $face = cf::face::find "sound/$v";
		3877	cf::sound::set $k => $face;
		3878	}
		3879	}
		3880
3315	sub reload_resources {	3881	sub reload_resources {
3316	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3317		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
3318	reload_regions;	3889	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3890	reload_treasures;
3323		3891
3324	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3893	}
3330		3894
3331	sub reload_config {	3895	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3896	trace "reloading config file...\n";
3333	or return;
3334		3897
3335	local $/;	3898	my $config = load_file "$CONFDIR/config";
3336	*CFG = YAML::Load <$fh>;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3337		3901
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339		3903
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3904	$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};	3905	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342		3906
3343	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3347	};	3911	};
3348	warn $@ if $@;	3912	warn $@ if $@;
3349	}	3913	}
3350	}	3914	}
3351		3915
		3916	sub pidfile() {
		3917	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3918	or die "$PIDFILE: $!";
		3919	flock $fh, &Fcntl::LOCK_EX
		3920	or die "$PIDFILE: flock: $!";
		3921	$fh
		3922	}
		3923
		3924	# make sure only one server instance is running at any one time
		3925	sub atomic {
		3926	my $fh = pidfile;
		3927
		3928	my $pid = <$fh>;
		3929	kill 9, $pid if $pid > 0;
		3930
		3931	seek $fh, 0, 0;
		3932	print $fh $$;
		3933	}
		3934
		3935	sub main_loop {
		3936	trace "EV::run starting\n";
		3937	if (1) {
		3938	EV::run;
		3939	}
		3940	trace "EV::run returned\n";
		3941	goto &main_loop unless $REALLY_UNLOOP;
		3942	}
		3943
3352	sub main {	3944	sub main {
		3945	cf::init_globals; # initialise logging
		3946
		3947	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3948	LOG llevInfo, "Copyright (C) 2017-2018 Marc Alexander Lehmann / the Deliantra team.";
		3949	LOG llevInfo, "Copyright (C) 2005-2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3950	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3951	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3952
		3953	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3954
3353	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3957	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3958	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3960	EV::run EV::RUN_ONCE;
3359	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3360	};	3962	};
3361		3963
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;	3964	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3965
		3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
		3969	db_init;
		3970
		3971	cf::init_anim;
		3972	cf::init_attackmess;
		3973	cf::init_dynamic;
		3974
		3975	cf::load_settings;
		3976
		3977	reload_resources;
		3978	reload_config;
		3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
		3988	load_extensions;
		3989
		3990	utime time, time, $RUNTIMEFILE;
		3991
		3992	# no (long-running) fork's whatsoever before this point(!)
		3993	use POSIX ();
		3994	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3995
		3996	cf::_post_init 0;
		3997	};
		3998
		3999	cf::object::thawer::errors_are_fatal 0;
		4000	info "parse errors in files are no longer fatal from this point on.\n";
		4001
		4002	AE::postpone {
		4003	undef &main; # free gobs of memory :)
		4004	};
		4005
		4006	goto &main_loop;
3369	}	4007	}
3370		4008
3371	#############################################################################	4009	#############################################################################
3372	# initialisation and cleanup	4010	# initialisation and cleanup
3373		4011
3374	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3375	BEGIN {	4013	BEGIN {
3376	our %SIGWATCHER = ();	4014	our %SIGWATCHER = ();
3377	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3379	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3380	};	4018	};
3381	}	4019	}
3382	}	4020	}
3383		4021
3384	sub write_runtime {	4022	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3386		4024
3387	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3389		4027
3390	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		4029
3392	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3393		4031
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	4033	or return;
3396		4034
3397	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3410		4048
3411	close $fh	4049	close $fh
3412	or return;	4050	or return;
3413		4051
3414	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	4053	and return;
3416		4054
3417	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418		4056
3419	1	4057	1
		4058	}
		4059
		4060	our $uuid_lock;
		4061	our $uuid_skip;
		4062
		4063	sub write_uuid_sync($) {
		4064	$uuid_skip ||= $_[0];
		4065
		4066	return if $uuid_lock;
		4067	local $uuid_lock = 1;
		4068
		4069	my $uuid = "$LOCALDIR/uuid";
		4070
		4071	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4072	or return;
		4073
		4074	my $value = uuid_seq uuid_cur;
		4075
		4076	unless ($value) {
		4077	info "cowardly refusing to write zero uuid value!\n";
		4078	return;
		4079	}
		4080
		4081	my $value = uuid_str $value + $uuid_skip;
		4082	$uuid_skip = 0;
		4083
		4084	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4085	and return;
		4086
		4087	# always fsync - this file is important
		4088	aio_fsync $fh
		4089	and return;
		4090
		4091	close $fh
		4092	or return;
		4093
		4094	aio_rename "$uuid~", $uuid
		4095	and return;
		4096
		4097	trace "uuid file written ($value).\n";
		4098
		4099	1
		4100
		4101	}
		4102
		4103	sub write_uuid($$) {
		4104	my ($skip, $sync) = @_;
		4105
		4106	$sync ? write_uuid_sync $skip
		4107	: async { write_uuid_sync $skip };
3420	}	4108	}
3421		4109
3422	sub emergency_save() {	4110	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3424		4112
3425	warn "enter emergency perl save\n";	4113	info "emergency_perl_save: enter\n";
		4114
		4115	# this is a trade-off: we want to be very quick here, so
		4116	# save all maps without fsync, and later call a global sync
		4117	# (which in turn might be very very slow)
		4118	local $USE_FSYNC = 0;
3426		4119
3427	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3428	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	4129	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	4131	$pl->save;
3437	}	4132	}
3438	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3439		4134
3440	warn "begin emergency map save\n";	4135	cf::write_runtime_sync; # external watchdog should not bark
		4136
		4137	info "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	4140	$map->valid or next;
3444	$map->save;	4141	$map->save;
3445	}	4142	}
3446	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3447		4144
3448	warn "begin emergency database checkpoint\n";	4145	cf::write_runtime_sync; # external watchdog should not bark
		4146
		4147	info "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	4149	info "emergency_perl_save: end database checkpoint\n";
		4150
		4151	info "emergency_perl_save: begin write uuid\n";
		4152	write_uuid_sync 1;
		4153	info "emergency_perl_save: end write uuid\n";
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
		4156
		4157	trace "emergency_perl_save: syncing database to disk";
		4158	BDB::db_env_txn_checkpoint $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3451	};	4173	};
3452		4174
3453	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3454	}	4176	}
3455		4177
3456	sub post_cleanup {	4178	sub post_cleanup {
3457	my ($make_core) = @_;	4179	my ($make_core) = @_;
3458		4180
		4181	IO::AIO::flush;
		4182
3459	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	4184	if $make_core;
		4185
		4186	my $fh = pidfile;
		4187	unlink $PIDFILE if <$fh> == $$;
		4188	}
		4189
		4190	# a safer delete_package, copied from Symbol
		4191	sub clear_package($) {
		4192	my $pkg = shift;
		4193
		4194	# expand to full symbol table name if needed
		4195	unless ($pkg =~ /^main::.*::$/) {
		4196	$pkg = "main$pkg" if $pkg =~ /^::/;
		4197	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4198	$pkg .= '::' unless $pkg =~ /::$/;
		4199	}
		4200
		4201	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4202	my $stem_symtab = *{$stem}{HASH};
		4203
		4204	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4205	or return;
		4206
		4207	# clear all symbols
		4208	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4209	for my $name (keys %$leaf_symtab) {
		4210	_gv_clear *{"$pkg$name"};
		4211	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4212	}
3461	}	4213	}
3462		4214
3463	sub do_reload_perl() {	4215	sub do_reload_perl() {
3464	# can/must only be called in main	4216	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3466	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3467	return;	4219	return;
3468	}	4220	}
3469		4221
3470	warn "reloading...";	4222	return if $RELOAD++;
3471		4223
3472	warn "entering sync_job";	4224	my $t1 = AE::time;
3473		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
3474	cf::sync_job {	4232	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark
3476	cf::emergency_save;	4233	#cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark
3478		4234
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";	4235	trace "perl_reload: cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();	4237	%EXT_CORO = ();
3498		4238
3499	warn "removing commands";	4239	trace "perl_reload: removing commands";
3500	%COMMAND = ();	4240	%COMMAND = ();
3501		4241
3502	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3503	%EXTCMD = ();	4243	%EXTCMD = ();
3504	%EXTICMD = ();	4244	%EXTICMD = ();
3505		4245
3506	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3509		4249
3510	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3511	eval {	4251	eval {
3512	$cb->($pkg);	4252	$cb->($pkg);
3513	1	4253	1
3514	} or warn "$pkg unloaded, but with errors: $@";	4254	} or error "$pkg unloaded, but with errors: $@";
		4255	}
		4256
		4257	trace "... clearing $pkg";
		4258	clear_package $pkg;
3515	}	4259	}
3516		4260
3517	warn "... nuking $pkg";
3518	Symbol::delete_package $pkg;
3519	}
3520
3521	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3522	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		4264
3525	warn "... unloading $k";	4265	trace "... unloading $k";
3526	delete $INC{$k};	4266	delete $INC{$k};
3527		4267
3528	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3530		4270
3531	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3532	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3533	}	4276	}
3534		4277
3535	Symbol::delete_package $k;
3536	}
3537
3538	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4280	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		4281
3542	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		4285
3546	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3547	# and global variables created in xs	4287	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3549		4289
3550	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3551		4291
3552	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3553	require cf;	4293	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3555		4295
3556	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3557	cf::reload_config;	4297	cf::reload_config;
3558		4298
3559	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3560	cf::load_extensions;	4300	cf::load_extensions;
3561		4301
		4302	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3565	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3568		4310
3569	warn "leaving sync_job";	4311	cf::_post_init 1;
3570		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3571	1	4315	1
3572	} or do {	4316	} or do {
3573	warn $@;	4317	error $@;
3574	cf::cleanup "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
		4319	};
		4320
		4321	--$RELOAD;
3575	};	4322	}
3576		4323
3577	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3578	};	4326	};
3579		4327
3580	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3581		4329
3582	sub reload_perl() {	4330	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3585		4333
		4334	$RELOAD_WATCHER ||= cf::async {
		4335	Coro::AIO::aio_wait cache_extensions;
		4336
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	4338	do_reload_perl;
3588	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
		4340	};
3589	};	4341	};
3590	}	4342	}
3591		4343
3592	register_command "reload" => sub {	4344	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
…		…
3599	reload_perl;	4351	reload_perl;
3600	};	4352	};
3601	}	4353	}
3602	};	4354	};
3603		4355
3604	unshift @INC, $LIBDIR;	4356	#############################################################################
3605		4357
3606	my $bug_warning = 0;	4358	my $bug_warning = 0;
3607		4359
3608	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;
3610
3611	sub wait_for_tick {	4360	sub wait_for_tick() {
3612	return if tick_inhibit;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3613	return if $Coro::current == $Coro::main;
3614		4362
3615	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3616	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;
3618	}	4364	}
3619		4365
3620	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3621	return if tick_inhibit;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3622	return if $Coro::current == $Coro::main;
3623		4368
3624	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	4371	$signal->wait;
3627	}	4372	}
…		…
3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3632	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3633	return;	4378	return;
3634	}	4379	}
3635		4380
3636	cf::server_tick; # one server iteration	4381	cf::one_tick; # one server iteration
		4382
		4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3637		4384
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	4387	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	4388	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	4389	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3644	};	4391	};
3645	}	4392	}
3646		4393
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3648	$sig->send;	4395	$sig->send;
3649	}	4396	}
3650	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3651	$sig->send;
3652	}
3653		4398
3654	$LOAD = ($NOW - $TICK_START) / $TICK;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3656		4401
3657	if (0) {	4402	if (0) {
3658	if ($NEXT_TICK) {	4403	if ($NEXT_TICK) {
3659	my $jitter = $TICK_START - $NEXT_TICK;	4404	my $jitter = $TICK_START - $NEXT_TICK;
3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3661	warn "jitter $JITTER\n";#d#	4406	debug "jitter $JITTER\n";#d#
3662	}	4407	}
3663	}	4408	}
3664	}	4409	}
3665		4410
3666	{	4411	{
3667	# configure BDB	4412	# configure BDB
		4413	info "initialising database";
3668		4414
3669	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3672		4418
3673	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4423	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		4426
3680	cf::sync_job {	4427	cf::sync_job {
3681	eval {	4428	eval {
…		…
3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3701	};	4448	};
3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3704	};	4451	};
		4452
		4453	info "database initialised";
3705	}	4454	}
3706		4455
3707	{	4456	{
3708	# configure IO::AIO	4457	# configure IO::AIO
3709		4458
		4459	info "initialising aio";
3710	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4462	undef $AnyEvent::AIO::WATCHER;
		4463	info "aio initialised";
3713	}	4464	}
3714		4465
3715	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3716		4468
3717	sub _log_backtrace {	4469	sub _log_backtrace {
3718	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3719		4471
3720	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3721		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3722	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3724	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3725	async {	4482	async {
3726	$Coro::current->{desc} = "abt $msg";	4483	$Coro::current->{desc} = "abt $msg";
3727		4484
3728	my @bt = fork_call {	4485	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4497	}
3741		4498
3742	@funcs	4499	@funcs
3743	};	4500	};
3744		4501
3745	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4505	--$_log_backtrace;
3748	};	4506	};
3749	} else {	4507	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3752	}	4510	}
3753	}	4511	}
3754		4512
3755	# load additional modules	4513	# load additional modules
3756	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3757		4516
3758	END { cf::emergency_save }	4517	END { cf::emergency_save }
3759		4518
3760	1	4519	1
3761		4520

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