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Revision 1.462 by root, Tue Dec 23 06:58:23 2008 UTC vs.
Revision 1.621 by root, Fri Nov 18 20:55:00 2016 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
72		74
73	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
78		85
79	our %COMMAND = ();	86	our %COMMAND = ();
80	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
81		88
82	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
83	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
84	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
85	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
87		96
88	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
90		101
91	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
92	our $DATADIR = datadir;	104	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
96	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		117
105	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
106		125
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	128	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		130
112	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	134	our $DB_ENV;
116		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
117	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
118		140
119	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
121	our $NOW;	144	our $NOW;
122		145
123	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
124	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
125	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
132	our $JITTER; # average jitter	155	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
134		157
135	our @POST_INIT;	158	our @POST_INIT;
136		159
137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
138		165
139	binmode STDOUT;	166	binmode STDOUT;
140	binmode STDERR;	167	binmode STDERR;
141		168
142	# read virtual server time, if available	169	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
147	}	174	}
148		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
149	mkdir $_	178	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		180
152	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
153		182
154	sub cf::map::normalise;	183	sub cf::map::normalise;
155		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
156	#############################################################################	189	#############################################################################
157		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
158	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
159		203
160	=over 4	204	=over 4
161		205
162	=item $cf::UPTIME	206	=item $cf::UPTIME
163		207
164	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
165		224
166	=item $cf::RUNTIME	225	=item $cf::RUNTIME
167		226
168	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
169	every server tick.	228	every server tick.
170		229
171	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
172	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
173	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
174		233
175	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
176	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
177	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
178	database environment.	237	database environment.
179		238
180	=item $cf::NOW
181
182	The time of the last (current) server tick.
183
184	=item $cf::TICK
185
186	The interval between server ticks, in seconds.
187
188	=item $cf::LOADAVG	239	=item $cf::LOADAVG
189		240
190	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
191	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
192	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
201	from wherever your confdir points to.	252	from wherever your confdir points to.
202		253
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		255
205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
206	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
207	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
208		277
209	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
210		279
211	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
212	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
213	that call.	282	that call.
214		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
215	=back	290	=back
216		291
217	=cut	292	=cut
218		293
219	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
220	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
221	my $msg = join "", @_;	301	my $msg = join "", @_;
222		302
223	$msg .= "\n"	303	$msg .= "\n"
224	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
225		305
226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
227		307
228	LOG llevError, $msg;	308	LOG llevWarn, $msg;
229	};	309	};
230	}
231		310
232	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
234		313
235	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	318	return;#d#
238	}#d#	319	}#d#
239		320
240	# kill coroutine otherwise	321	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	322	Coro::terminate
243	};	323	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		324
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	342	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	344	}
267		345
268	$EV::DIED = sub {	346	$EV::DIED = sub {
269	warn "error in event callback: @_";	347	warn "error in event callback: $@";
270	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
271		354
272	#############################################################################	355	#############################################################################
273		356
274	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
275		358
…		…
296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
297	$d	380	$d
298	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
299	}	382	}
300		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
301	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
302		437
303	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
304		439
305	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312		447
313	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
315		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
316	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
317		483
318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
320		486
321	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
322	is a reload or not.	488	is a reload or not.
323		489
324	=cut	490	=cut
325		491
326	sub post_init(&) {	492	sub post_init(&) {
327	push @POST_INIT, shift;	493	push @POST_INIT, shift;
328	}	494	}
329		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
330	=item cf::lock_wait $string	513	=item cf::lock_wait $string
331		514
332	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
333		516
334	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
335		518
336	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
…		…
371	}	554	}
372		555
373	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
374		557
375	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	559	get spread over time.
377		560
378	=cut	561	=cut
379		562
380	sub periodic($$) {	563	sub periodic($$) {
381	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
386	}	569	}
387		570
388	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
389		572
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
393		580
394	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
396		583
397	Useful for short background jobs.	584	Useful for short background jobs.
398		585
399	=cut	586	=cut
400		587
401	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
403		591
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
407		595
408	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
409		598
410	while () {	599	while () {
411	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
412	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	605
414	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	610	$job->[2]->send;
418	Coro::cede;
419	goto next_job;	611	goto next_job;
420	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	614	}
422	}	615	}
423		616
424	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
426	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;
428	} else {	619	} else {
		620	$busy = 0;
429	Coro::schedule;	621	Coro::schedule;
430	}	622	}
431	}	623	}
432	};	624	};
433		625
434	sub get_slot($;$$) {	626	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
436		628
437	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
438		630
439	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
440	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
441		634
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
456	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
457		650
458	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
459		652
460	The design of Deliantra requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
461	is always able to handle events or runnable, as Deliantra is only	654	is always able to handle events or is runnable, as Deliantra is only
462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
463	acceptable.	656	acceptable.
464		657
465	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
466	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
470	=cut	663	=cut
471		664
472	sub sync_job(&) {	665	sub sync_job(&) {
473	my ($job) = @_;	666	my ($job) = @_;
474		667
475	if ($Coro::current == $Coro::main) {	668	if (in_main) {
476	my $time = EV::time;	669	my $time = AE::time;
477		670
478	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
480		673
481	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
482		675
483	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
484		677
485	my $busy = 1;	678	my $busy = 1;
486	my @res;	679	my @res;
487		680
488	(async {	681	(async {
489	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	683	@res = eval { $job->() };
491	warn $@ if $@;	684	error $@ if $@;
492	undef $busy;	685	undef $busy;
493	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
494		687
495	while ($busy) {	688	while ($busy) {
496	if (Coro::nready) {	689	if (Coro::nready) {
497	Coro::cede_notself;	690	Coro::cede_notself;
498	} else {	691	} else {
499	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
500	}	693	}
501	}	694	}
502		695
503	my $time = EV::time - $time;	696	my $time = AE::time - $time;
504		697
505	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
506		699
507	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
508	} else {	701	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
531		724
532	$coro	725	$coro
533	}	726	}
534		727
535	=item fork_call { }, $args	728	=item fork_call { }, @args
536		729
537	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
541		734
542	=cut	735	=cut
543		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
544	sub fork_call(&@) {	741	sub fork_call(&@) {
545	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
546		743
547	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)
550
551	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
552	reset_signals;	745	cf::post_fork;
553	&$cb	746	&$cb
554	}, @args;	747	} @args;
555		748
556	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
557	}	761	}
558		762
559	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
560		764
561	=cut	765	=cut
…		…
598	within each server.	802	within each server.
599		803
600	=cut	804	=cut
601		805
602	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
603	my ($name) = @_;	810	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
605		812
606	eval {	813	eval {
607	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
617	}	824	}
618		825
619	our $DB;	826	our $DB;
620		827
621	sub db_init {	828	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	829	$DB ||= db_table "db";
624	};
625	}	830	}
626		831
627	sub db_get($$) {	832	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
629		834
630	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
631	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
632		839
633	$! ? ()	840	$! ? ()
634	: $data	841	: $data
635	}
636	}	842	}
637		843
638	sub db_put($$$) {	844	sub db_put($$$) {
639	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		874
669	my @data;	875	my @data;
670	my $md5;	876	my $md5;
671		877
672	for (0 .. $#$src) {	878	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	880	}
676		881
677	# if processing is expensive, check	882	# if processing is expensive, check
678	# checksum first	883	# checksum first
679	if (1) {	884	if (1) {
…		…
692		897
693	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
694	}	899	}
695	}	900	}
696		901
697	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
698	my $data = $process->(\@data);	903	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
700		905
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		907
703	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
706		911
…		…
716		921
717	=cut	922	=cut
718		923
719	sub datalog($@) {	924	sub datalog($@) {
720	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	927	}
723		928
724	=back	929	=back
725		930
726	=cut	931	=cut
…		…
921		1126
922	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1129
925	} elsif (ref $type) {	1130	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
927		1132
928	} else {	1133	} else {
929	shift @arg;	1134	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
931	}	1136	}
932	}	1137	}
933	}	1138	}
934		1139
935	sub _object_attach {	1140	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
946	}	1151	}
947		1152
948	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
949	} else {	1154	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1156	}
952		1157
953	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
954	}	1159	}
955		1160
…		…
1014		1219
1015	for (@$callbacks) {	1220	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1017		1222
1018	if ($@) {	1223	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1225	override;
1022	}	1226	}
1023		1227
1024	return 1 if $override;	1228	return 1 if $override;
1025	}	1229	}
…		…
1104	for (@$attach) {	1308	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1107	}	1311	}
1108	} else {	1312	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1314	}
1111	}	1315	}
1112	}	1316	}
1113		1317
1114	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1142		1346
1143	sync_job {	1347	sync_job {
1144	if (length $$rdata) {	1348	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1148		1353
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1153	aio_close $fh;	1361	aio_close $fh;
1154		1362
1155	if (@$objs) {	1363	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1161	aio_close $fh;	1372	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1374	}
1164	} else {	1375	} else {
1165	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1169		1380
1170	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1383	} else {
1173	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1174	}	1385	}
1175	} else {	1386	} else {
1176	aio_unlink $filename;	1387	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1178	}	1389	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1414	$av = $st->{objs};
1204	}	1415	}
1205		1416
1206	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1209		1421
1210	($data, $av)	1422	($data, $av)
1211	}	1423	}
1212		1424
1213	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1217	=cut	1429	=cut
1218		1430
1219	#############################################################################	1431	#############################################################################
1220	# command handling &c	1432	# command handling &c
1221		1433
1222	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1223		1435
1224	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1225	$name.	1437	$name.
1226		1438
1227	=cut	1439	=cut
…		…
1233	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1234		1446
1235	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1236	}	1448	}
1237		1449
1238	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1239		1451
1240	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1241	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1242	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1243	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1244	has logged in successfully.	1456	has logged in successfully.
1245		1457
1246	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1247	called.
1248		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1249	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1250		1466
1251	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1252	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1253	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1254	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1255	log-in.	1471	log-in.
1256		1472
1257	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1258	called.
1259		1474
1260	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1261		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1262	sub register_extcmd {	1482	sub register_extcmd($$) {
1263	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1264		1484
1265	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1266	}	1486	}
1267		1487
1268	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1269	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1270		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1271	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1272	}	1498	}
1273		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1274	use File::Glob ();	1506	use File::Glob ();
1275		1507
1276	cf::player->attach (	1508	cf::player->attach (
1277	on_command => sub {	1509	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1279		1511
1280	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1281	or return;	1513	or return;
1282		1514
…		…
1290	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1291		1523
1292	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1293		1525
1294	if (ref $msg) {	1526	if (ref $msg) {
1295	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1296	"ARRAY" eq ref $msg
1297	? @$msg
1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299		1528
1300	my @reply;
1301
1302	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1303	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1304	}	1547	}
1305		1548
1306	$pl->ext_reply ($reply, @reply)
1307	if $reply;
1308
1309	} else {	1549	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1551	}
1312		1552
1313	cf::override;	1553	cf::override;
1314	},	1554	},
1315	);	1555	);
1316		1556
1317	# "readahead" all extensions	1557	# "readahead" all extensions
1318	sub cache_extensions {	1558	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1559	my $grp = IO::AIO::aio_group;
1320		1560
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1562	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1564	}
1325	};	1565	};
1326		1566
1327	$grp	1567	$grp
1328	}	1568	}
1329		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1330	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1331	cf::sync_job {	1586	cf::sync_job {
1332	my %todo;	1587	my %todo;
1333		1588
1334	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1590	next unless -r $path;
…		…
1353		1608
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1611
1357	$ext{source} =	1612	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1360	. $source	1615	. $source
1361	. "\n};\n1";	1616	. "\n};\n1";
1362		1617
1363	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1364	}	1619	}
1365		1620
		1621	my $pass = 0;
1366	my %done;	1622	my %done;
1367	while (%todo) {	1623	while (%todo) {
1368	my $progress;	1624	my $progress;
1369		1625
		1626	++$pass;
		1627
		1628	ext:
1370	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1631	next ext
1373	unless exists $done{$_};	1632	unless exists $done{$_};
1374	}	1633	}
1375		1634
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1636
1378	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1650
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1652	if exists $v->{meta}{mandatory};
1386		1653
1387	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1388	}	1663	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1664	}
1394		1665
1395	skip:	1666	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1398	}	1676	}
1399	};	1677	};
1400	}	1678	}
1401		1679
1402	#############################################################################	1680	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1487	}	1765	}
1488	}	1766	}
1489	}	1767	}
1490		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1491	sub save($) {	1782	sub save($) {
1492	my ($pl) = @_;	1783	my ($pl) = @_;
1493		1784
1494	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1495		1786
…		…
1500		1791
1501	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1503		1794
1504	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1505		1799
1506	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1801	cf::cede_to_tick;
1508	}	1802	}
1509		1803
…		…
1543	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1544		1838
1545	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1547		1841
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1843	$pl->deactivate;
		1844
1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1553	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1554		1850
1555	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1611	\@logins	1907	\@logins
1612	}	1908	}
1613		1909
1614	=item $player->maps	1910	=item $player->maps
1615		1911
		1912	=item cf::player::maps $login
		1913
1616	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1617	player. May block.	1915	player. May block.
1618		1916
1619	=cut	1917	=cut
1620		1918
…		…
1641		1939
1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1643		1941
1644	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1645		1943
1646	=item $player->ext_reply ($msgid, @msg)
1647
1648	Sends an ext reply to the player.
1649
1650	=cut
1651
1652	sub ext_reply($$@) {
1653	my ($self, $id, @msg) = @_;
1654
1655	$self->ns->ext_reply ($id, @msg)
1656	}
1657
1658	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1659		1945
1660	Sends an ext event to the client.	1946	Sends an ext event to the client.
1661		1947
1662	=cut	1948	=cut
…		…
1681		1967
1682	=cut	1968	=cut
1683		1969
1684	sub find_by_path($) {	1970	sub find_by_path($) {
1685	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1686		1974
1687	my ($match, $specificity);	1975	my ($match, $specificity);
1688		1976
1689	for my $region (list) {	1977	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1719	sub generate_random_map {	2007	sub generate_random_map {
1720	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1721		2009
1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723		2011
1724	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1733	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1734	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1735	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1736	(cf::region::find $rmp->{region}), $rmp->{custom}
1737	)
1738	}	2013	}
1739		2014
1740	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1741		2016
1742	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1747		2022
1748	sub register {	2023	sub register {
1749	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	2025	my $pkg = caller;
1751		2026
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		2028
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	2030	}
1757		2031
1758	# also paths starting with '/'	2032	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		2034
1761	sub thawer_merge {	2035	sub thawer_merge {
1762	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1763		2037
1764	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1769	}	2043	}
1770		2044
1771	sub normalise {	2045	sub normalise {
1772	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1773		2047
1774	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1775		2049
1776	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1777		2051
1778	# map plan:	2052	# map plan:
1779	#	2053	#
…		…
1794	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	2069	$path = "$base/$path";
1796	}	2070	}
1797		2071
1798	for ($path) {	2072	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1802	}	2075	}
1803		2076
1804	$path	2077	$path
…		…
1818	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1819	return $self;	2092	return $self;
1820	}	2093	}
1821	}	2094	}
1822		2095
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	2097	()
1825	}	2098	}
1826		2099
		2100	# may re-bless or do other evil things
1827	sub init {	2101	sub init {
1828	my ($self) = @_;	2102	my ($self) = @_;
1829		2103
1830	$self	2104	$self
1831	}	2105	}
…		…
1896	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1897		2171
1898	1	2172	1
1899	}	2173	}
1900		2174
		2175	# used to laod the header of an original map
1901	sub load_header_orig {	2176	sub load_header_orig {
1902	my ($self) = @_;	2177	my ($self) = @_;
1903		2178
1904	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1905	}	2180	}
1906		2181
		2182	# used to laod the header of an instantiated map
1907	sub load_header_temp {	2183	sub load_header_temp {
1908	my ($self) = @_;	2184	my ($self) = @_;
1909		2185
1910	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1911	}	2187	}
1912		2188
		2189	# called after loading the header from an instantiated map
1913	sub prepare_temp {	2190	sub prepare_temp {
1914	my ($self) = @_;	2191	my ($self) = @_;
1915		2192
1916	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1917	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1918	# safety	2195	# safety
1919	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1920	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1921	}	2198	}
1922		2199
		2200	# called after loading the header from an original map
1923	sub prepare_orig {	2201	sub prepare_orig {
1924	my ($self) = @_;	2202	my ($self) = @_;
1925		2203
1926	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1927	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1951		2229
1952	sub find;	2230	sub find;
1953	sub find {	2231	sub find {
1954	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1955		2233
		2234	cf::cede_to_tick;
		2235
1956	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1957		2237
1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2240
1961	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
1978		2258
1979	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1980	}	2260	}
1981	}	2261	}
1982		2262
1983	sub pre_load { }	2263	sub pre_load { }
1984	sub post_load { }	2264	#sub post_load { } # XS
1985		2265
1986	sub load {	2266	sub load {
1987	my ($self) = @_;	2267	my ($self) = @_;
1988		2268
1989	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2272
1993	{	2273	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1995		2275
1996	return unless $self->valid;	2276	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2278
2001	$self->alloc;	2279	$self->alloc;
2002		2280
2003	$self->pre_load;	2281	$self->pre_load;
2004	cf::cede_to_tick;	2282	cf::cede_to_tick;
2005		2283
		2284	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2286	$f->skip_block;
2008	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2009	or return;	2288	or return;
2010		2289
2011	$self->post_load_original	2290	$self->post_load_original
2012	if delete $self->{load_original};	2291	if delete $self->{load_original};
2013		2292
2014	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2294	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2297	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2021	}	2301	}
2022	}	2302	}
2023	}
2024		2303
2025	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2026		2311
2027	cf::cede_to_tick;	2312	cf::cede_to_tick;
2028	# now do the right thing for maps	2313	# now do the right thing for maps
2029	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2320	$self->decay_objects;
2036	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2037	$self->update_buttons;	2322	$self->update_buttons;
2038	cf::cede_to_tick;	2323	cf::cede_to_tick;
2039	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2040	}	2325	}
2041		2326
2042	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2043	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2044
2045	$self->in_memory (cf::MAP_ACTIVE);
2046	}	2329	}
2047		2330
2048	$self->post_load;	2331	$self->post_load;
2049	}
2050		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2051	sub customise_for {	2339	sub customise_for {
2052	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2053		2341
2054	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2055	if $self->per_player;	2343	if $self->per_player;
…		…
2058	# if $self->per_party;	2346	# if $self->per_party;
2059		2347
2060	$self	2348	$self
2061	}	2349	}
2062		2350
2063	# find and load all maps in the 3x3 area around a map
2064	sub load_neighbours {
2065	my ($map) = @_;
2066
2067	my @neigh; # diagonal neighbours
2068
2069	for (0 .. 3) {
2070	my $neigh = $map->tile_path ($_)
2071	or next;
2072	$neigh = find $neigh, $map
2073	or next;
2074	$neigh->load;
2075
2076	push @neigh,
2077	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2078	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2079	}
2080
2081	for (grep defined $_->[0], @neigh) {
2082	my ($path, $origin) = @$_;
2083	my $neigh = find $path, $origin
2084	or next;
2085	$neigh->load;
2086	}
2087	}
2088
2089	sub find_sync {	2351	sub find_sync {
2090	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2091		2353
2092	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2093	}	2359	}
2094		2360
2095	sub do_load_sync {	2361	sub do_load_sync {
2096	my ($map) = @_;	2362	my ($map) = @_;
2097		2363
		2364	# it's a bug to call this from the main context
2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2099	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2100		2367
2101	cf::sync_job { $map->load };	2368	$map->load;
2102	}	2369	}
2103		2370
2104	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2105	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2106		2373
2107	sub find_async {	2374	sub find_async {
2108	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2109		2376
2110	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2111		2378
2112	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2114	}	2381	}
2115		2382
2116	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2117		2384
2118	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2119	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2120		2387
2121	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2122	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2123	if (my $map = find $k) {	2390	if (my $map = find $k) {
2124	$map->load if $v;	2391	$map->load if $MAP_PREFETCH{$k};
2125	}	2392	}
2126		2393
2127	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
2128	}	2395	}
2129	}	2396	}
…		…
2132	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2133		2400
2134	()	2401	()
2135	}	2402	}
2136		2403
		2404	# common code, used by both ->save and ->swapout
2137	sub save {	2405	sub _save {
2138	my ($self) = @_;	2406	my ($self) = @_;
2139
2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
2141		2407
2142	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2143		2409
2144	return unless $self->dirty;	2410	return unless $self->dirty;
2145		2411
…		…
2165	} else {	2431	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2433	}
2168	}	2434	}
2169		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2170	sub swap_out {	2444	sub swap_out {
2171	my ($self) = @_;	2445	my ($self) = @_;
2172		2446
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2178	return if $self->players;	2451	return if $self->players;
2179	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2180	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2181		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2182	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2183		2503
2184	$self->deactivate;	2504	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2506	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2507
2232	$self->unlink_save;	2508	$self->unlink_save;
2233	$self->destroy;	2509	$self->destroy;
2234	}	2510	}
2235		2511
…		…
2243		2519
2244	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2245		2521
2246	$self->unlink_save;	2522	$self->unlink_save;
2247		2523
2248	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2529
…		…
2310	: normalise $_	2586	: normalise $_
2311	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2312	]	2588	]
2313	}	2589	}
2314		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2315	=back	2623	=back
2316		2624
2317	=head3 cf::object	2625	=head3 cf::object
2318		2626
2319	=cut	2627	=cut
…		…
2342		2650
2343	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2652
2345	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2346		2654
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2348	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2349		2657
2350	=cut	2658	=cut
2351		2659
2352	sub deref {	2660	sub deref {
…		…
2384		2692
2385	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2386	id => "say",	2694	id => "say",
2387	title => "Map",	2695	title => "Map",
2388	reply => "say ",	2696	reply => "say ",
2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2390	};	2698	};
2391		2699
2392	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2393	id => "chat",	2701	id => "chat",
2394	title => "Chat",	2702	title => "Chat",
…		…
2434	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2435		2743
2436	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2437	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2438		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2439	=cut	2772	=cut
2440		2773
2441	sub cf::object::player::may {	2774	sub cf::object::player::may {
2442	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2443		2776
2444	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2445	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2446	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2447	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2448	}	2781	}
2449		2782
2450	=item $player_object->enter_link	2783	=item $player_object->enter_link
2451		2784
2452	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2453		2786
2454	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2456	though, as the palyer cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2457	map.	2790	map.
2458		2791
2459	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2460		2799
2461	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2462		2801
2463	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2464	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2482	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2822	my ($self) = @_;
2484		2823
2485	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2486		2825
		2826	++$self->{_link_recursion};
		2827
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2829
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2491		2832
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2834	}
2494		2835
2495	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2497		2838
…		…
2514	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2516		2857
2517	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2520		2861
2521	$map->load;	2862	$map->load;
2522	$map->load_neighbours;
2523		2863
2524	return unless $self->contr->active;	2864	return unless $self->contr->active;
2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2526	$self->activate_recursive;
2527		2865
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2530	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2531		2873
		2874	}
		2875
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2877
2534	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
…		…
2544		2888
2545	our $GOTOGEN;	2889	our $GOTOGEN;
2546		2890
2547	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2549		2899
2550	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2902
2553	$self->enter_link;	2903	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2574	}	2924	}
2575	}	2925	}
2576		2926
2577	my $map = eval {	2927	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2929
2580	if ($map) {	2930	if ($map) {
2581	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2933	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2935	}
2586		2936
2587	$map	2937	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2598	}	2948	}
2599		2949
2600	$done->() if $done;	2950	$done->($self) if $done;
2601	})->prio (1);	2951	})->prio (1);
2602	}	2952	}
2603		2953
2604	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2605		2955
…		…
2673	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2674		3024
2675	unless (eval {	3025	unless (eval {
2676	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2677		3027
2678	# random map handling
2679	{
2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
2681
2682	prepare_random_map $exit
2683	if $exit->slaying eq "/!";
2684	}
2685
2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2687	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2688	my $y = $exit->stats->sp;	3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
2689		3054
2690	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2691		3056
2692	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2693	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2698	$self->message ("Something went wrong deep within the deliantra server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2699	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2700	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2701	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2702		3067
2703	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2704	$self->leave_link;	3069	$self->leave_link;
2705	}	3070	}
2706	})->prio (1);	3071	})->prio (1);
2707	}	3072	}
2708		3073
2709	=head3 cf::client	3074	=head3 cf::client
2710		3075
2711	=over 4	3076	=over 4
2712		3077
2713	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2714		3079
2715	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2716	should not be used under normal circumstances.	3081	them as required.
2717		3082
2718	=cut	3083	=cut
2719		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2720	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2721	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2722		3089
2723	utf8::encode $text;	3090	# try lzf for large packets
2724	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2725	}	3101	}
2726		3102
2727	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2728		3104
2729	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2730	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2731	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2732	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2733		3109
2734	=cut	3110	=cut
2735		3111
2736	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2737	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2738	"c/identify" => {	3120	"c/identify" => {
2739	id => "infobox",	3121	id => "infobox",
2740	title => "Identify",	3122	title => "Identify",
2741	reply => undef,	3123	reply => undef,
2742	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2744	"c/examine" => {	3126	"c/examine" => {
2745	id => "infobox",	3127	id => "infobox",
2746	title => "Examine",	3128	title => "Examine",
2747	reply => undef,	3129	reply => undef,
2748	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2749	},	3137	},
2750	"c/book" => {	3138	"c/book" => {
2751	id => "infobox",	3139	id => "infobox",
2752	title => "Book",	3140	title => "Book",
2753	reply => undef,	3141	reply => undef,
…		…
2769	id => "infobox",	3157	id => "infobox",
2770	title => "Body Parts",	3158	title => "Body Parts",
2771	reply => undef,	3159	reply => undef,
2772	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2773	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
2774	"c/skills" => {	3168	"c/skills" => {
2775	id => "infobox",	3169	id => "infobox",
2776	title => "Skills",	3170	title => "Skills",
2777	reply => undef,	3171	reply => undef,
2778	tooltip => "Shows your experience per skill and item power",	3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
2779	},	3197	},
2780	"c/uptime" => {	3198	"c/uptime" => {
2781	id => "infobox",	3199	id => "infobox",
2782	title => "Uptime",	3200	title => "Uptime",
2783	reply => undef,	3201	reply => undef,
…		…
2793	id => "party",	3211	id => "party",
2794	title => "Party",	3212	title => "Party",
2795	reply => "gsay ",	3213	reply => "gsay ",
2796	tooltip => "Messages and chat related to your party",	3214	tooltip => "Messages and chat related to your party",
2797	},	3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
2798	"c/say" => $SAY_CHANNEL,	3228	"c/say" => $SAY_CHANNEL,
2799	"c/chat" => $CHAT_CHANNEL,	3229	"c/chat" => $CHAT_CHANNEL,
2800	);	3230	);
2801		3231
2802	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
…		…
2809		3239
2810	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2813		3243
2814	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3245	$channel = $channel->{id};
2818		3246
2819	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3252	}
2826		3253
2827	$channel = $channel->{id};	3254	$channel = $channel->{id};
2828	}	3255	}
2829		3256
2830	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2831		3258
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3259	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2836		3262
2837	my $pkt = "msg "	3263	my $pkt = "msg "
2838	. $self->{json_coder}->encode (	3264	. $self->{json_coder}->encode (
2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2840	);	3266	);
2841		3267
2842	# try lzf for large packets
2843	$pkt = "lzf " . Compress::LZF::compress $pkt
2844	if 1024 <= length $pkt and $self->{can_lzf};
2845
2846	# split very large packets
2847	if (8192 < length $pkt and $self->{can_lzf}) {
2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2849	$pkt = "frag";
2850	}
2851
2852	$self->send_packet ($pkt);	3268	$self->send_big_packet ($pkt);
2853	} else {
2854	if ($color >= 0) {
2855	# replace some tags by gcfclient-compatible ones
2856	for ($msg) {
2857	1 while
2858	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2859	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2860	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2861	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2862	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2863	}
2864
2865	$color &= cf::NDI_COLOR_MASK;
2866
2867	utf8::encode $msg;
2868
2869	if (0 && $msg =~ /\[/) {
2870	# COMMAND/INFO
2871	$self->send_packet ("drawextinfo $color 10 8 $msg")
2872	} else {
2873	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2874	$self->send_packet ("drawinfo $color $msg")
2875	}
2876	}
2877	}
2878	}	3269	}
2879		3270
2880	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2881		3272
2882	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2884	=cut	3275	=cut
2885		3276
2886	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2887	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2888		3279
2889	if ($self->extcmd == 2) {
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2891	} elsif ($self->extcmd == 1) { # TODO: remove
2892	push @msg, msgtype => "event_$type";
2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2894	}
2895	}
2896
2897	=item $client->ext_reply ($msgid, @msg)
2898
2899	Sends an ext reply to the client.
2900
2901	=cut
2902
2903	sub cf::client::ext_reply($$@) {
2904	my ($self, $id, @msg) = @_;
2905
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2908	} elsif ($self->extcmd == 1) {
2909	#TODO: version 1, remove
2910	unshift @msg, msgtype => "reply", msgid => $id;
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2912	}
2913	}	3281	}
2914		3282
2915	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2916		3284
2917	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2937		3305
2938	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2939	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2940		3308
2941	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2942	}	3349	}
2943		3350
2944	cf::client->attach (	3351	cf::client->attach (
2945	on_connect => sub {	3352	on_connect => sub {
2946	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2972	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2973		3380
2974	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2975		3382
2976	if (ref $msg) {	3383	if (ref $msg) {
2977	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2978	"ARRAY" eq ref $msg
2979	? @$msg
2980	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2981		3385
2982	my @reply;
2983
2984	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2985	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2986	}	3404	}
2987
2988	$ns->ext_reply ($reply, @reply)
2989	if $reply;
2990
2991	} else {	3405	} else {
2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2993	}	3407	}
2994		3408
2995	cf::override;	3409	cf::override;
2996	},	3410	},
2997	);	3411	);
…		…
3017		3431
3018	$coro	3432	$coro
3019	}	3433	}
3020		3434
3021	cf::client->attach (	3435	cf::client->attach (
3022	on_destroy => sub {	3436	on_client_destroy => sub {
3023	my ($ns) = @_;	3437	my ($ns) = @_;
3024		3438
3025	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3026	},	3440	},
3027	);	3441	);
…		…
3043	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3044		3458
3045	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3046		3460
3047	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3048	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3049	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3050	sort time	3464	sort time
3051	));	3465	));
3052		3466
3053	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3057	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3058		3472
3059	cf::object	3473	cf::object
3060	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
3061	insert remove name archname title slaying race decrease split	3475	insert remove name archname title slaying race decrease split
		3476	value
3062		3477
3063	cf::object::player	3478	cf::object::player
3064	player	3479	player
3065		3480
3066	cf::player	3481	cf::player
…		…
3072	=cut	3487	=cut
3073		3488
3074	for (	3489	for (
3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3076	insert remove inv nrof name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3077	decrease split destroy change_exp)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3081	) {	3496	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3499	for @funs;
3086	}	3500	}
3087		3501
…		…
3102		3516
3103	my $qcode = $code;	3517	my $qcode = $code;
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3106		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3107	local $_;	3524	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3525
3110	my $eval =	3526	my $eval =
3111	"do {\n"	3527	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3530	. $code
3115	. "\n}"	3531	. "\n}"
3116	;	3532	;
3117		3533
		3534	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3121		3543
3122	if ($@) {	3544	if ($@) {
3123	warn "$@";	3545	warn "$@",
3124	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3126	}	3548	}
3127		3549
3128	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3129	}	3551	}
3130		3552
…		…
3144	=cut	3566	=cut
3145		3567
3146	sub register_script_function {	3568	sub register_script_function {
3147	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3148		3570
3149	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3151	}	3573	}
3152		3574
3153	=back	3575	=back
3154		3576
3155	=cut	3577	=cut
3156		3578
3157	#############################################################################	3579	#############################################################################
3158	# the server's init and main functions	3580	# the server's init and main functions
3159		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3160	sub load_facedata($) {	3659	sub load_facedata($) {
3161	my ($path) = @_;	3660	my ($path) = @_;
3162		3661
3163	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();
3166
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3663
3169	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3170		3665
3171	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3172	0 < aio_load $path, $facedata
3173	or die "$path: $!";
3174
3175	$facedata = Coro::Storable::thaw $facedata;
3176		3667
3177	$facedata->{version} == 2	3668	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3179		3670
3180	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3181	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3182	type => FT_RSRC,	3673
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3184	};	3675
3185	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3186		3679
3187	{	3680	{
3188	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3189		3682
3190	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3686
3193	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3197		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3198	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3199	}	3694	}
3200		3695
3201	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3202	next unless $info->{smooth};	3697	next unless $info->{smooth};
3203		3698
…		…
3206		3701
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3705	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3707	}
3213
3214	cf::cede_to_tick;
3215	}	3708	}
3216	}	3709	}
3217		3710
3218	{	3711	{
3219	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3220		3713
3221	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3222	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3223	cf::cede_to_tick;
3224	}	3716	}
3225		3717
3226	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3227	}	3719	}
3228		3720
3229	{	3721	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3233		3723
3234	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3235	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3728
3239	if ($info->{type} & 1) {
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3254	} else {	3735	} else {
3255	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3256	}	3737	}
3257
3258	cf::cede_to_tick;
3259	}	3738	}
3260	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3261		3750
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3264	1	3755	1
3265	}	3756	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3757
3287	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3289		3760
3290	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
…		…
3298	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3299	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3300	cf::arch::commit_load;	3771	cf::arch::commit_load;
3301		3772
3302	$status	3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
3303	}	3788	}
3304		3789
3305	sub reload_regions {	3790	sub reload_regions {
3306	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3307	# for this (global event?)	3792	# for this (global event?)
…		…
3315	if exists $_->{match};	3800	if exists $_->{match};
3316	}	3801	}
3317	}	3802	}
3318		3803
3319	sub reload_facedata {	3804	sub reload_facedata {
3320	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3321	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3322	}	3807	}
3323		3808
3324	sub reload_archetypes {	3809	sub reload_archetypes {
3325	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3326	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3327	}	3838	}
3328		3839
3329	sub reload_treasures {	3840	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3332	}	3843	}
3333		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3334	sub reload_resources {	3865	sub reload_resources {
3335	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3336		3867
		3868	reload_materials;
3337	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
3338	reload_archetypes;	3872	reload_archetypes;
3339	reload_regions;	3873	reload_regions;
3340	reload_treasures;	3874	reload_treasures;
3341		3875
3342	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3343	}	3877	}
3344		3878
3345	sub reload_config {	3879	sub reload_config {
3346	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3347	or return;
3348		3881
3349	local $/;	3882	my $config = load_file "$CONFDIR/config";
3350	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3351		3885
3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3353		3887
3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3356		3890
3357	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3380		3914
3381	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3382	print $fh $$;	3916	print $fh $$;
3383	}	3917	}
3384		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3385	sub main {	3928	sub main {
3386	cf::init_globals; # initialise logging	3929	cf::init_globals; # initialise logging
3387		3930
3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3392		3935
3393	cf::init_experience;
3394	cf::init_anim;
3395	cf::init_attackmess;
3396	cf::init_dynamic;
3397
3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399		3937
3400	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3401	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3403	(async {	3941	(async {
3404	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3405	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3406	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3407	};	3945	};
3408		3946
3409	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3410		3948
3411	cf::sync_job {	3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
3412	reload_resources;	3960	reload_resources;
3413	reload_config;	3961	reload_config;
3414	db_init;
3415		3962
3416	cf::load_settings;
3417	cf::load_materials;
3418	cf::init_uuid;	3963	cf::init_uuid;
3419	cf::init_signals;	3964	cf::init_signals;
3420	cf::init_commands;
3421	cf::init_skills;	3965	cf::init_skills;
3422		3966
3423	cf::init_beforeplay;	3967	cf::init_beforeplay;
3424		3968
3425	atomic;	3969	atomic;
…		…
3427	load_extensions;	3971	load_extensions;
3428		3972
3429	utime time, time, $RUNTIMEFILE;	3973	utime time, time, $RUNTIMEFILE;
3430		3974
3431	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3433		3978
3434	(pop @POST_INIT)->(0) while @POST_INIT;	3979	cf::_post_init 0;
3435	};	3980	};
3436		3981
3437	EV::loop;	3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3438	}	3990	}
3439		3991
3440	#############################################################################	3992	#############################################################################
3441	# initialisation and cleanup	3993	# initialisation and cleanup
3442		3994
3443	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3444	BEGIN {	3996	BEGIN {
3445	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3446	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3448	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3449	};	4001	};
3450	}	4002	}
3451	}	4003	}
3452		4004
3453	sub write_runtime_sync {	4005	sub write_runtime_sync {
		4006	my $t0 = AE::time;
		4007
3454	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3455	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3456		4010
3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3458		4012
3459	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3460		4014
3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3462	or return;	4016	or return;
3463		4017
3464	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3465	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3466	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3479	or return;	4033	or return;
3480		4034
3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3482	and return;	4036	and return;
3483		4037
3484	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3485		4039
3486	1	4040	1
3487	}	4041	}
3488		4042
3489	our $uuid_lock;	4043	our $uuid_lock;
…		…
3501	or return;	4055	or return;
3502		4056
3503	my $value = uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
3504		4058
3505	unless ($value) {	4059	unless ($value) {
3506	warn "cowardly refusing to write zero uuid value!\n";	4060	info "cowardly refusing to write zero uuid value!\n";
3507	return;	4061	return;
3508	}	4062	}
3509		4063
3510	my $value = uuid_str $value + $uuid_skip;	4064	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	4065	$uuid_skip = 0;
…		…
3521	or return;	4075	or return;
3522		4076
3523	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3524	and return;	4078	and return;
3525		4079
3526	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3527		4081
3528	1	4082	1
3529		4083
3530	}	4084	}
3531		4085
…		…
3537	}	4091	}
3538		4092
3539	sub emergency_save() {	4093	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3541		4095
3542	warn "emergency_perl_save: enter\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3543		4102
3544	cf::sync_job {	4103	cf::sync_job {
3545	# this is a trade-off: we want to be very quick here, so	4104	cf::write_runtime_sync; # external watchdog should not bark
3546	# save all maps without fsync, and later call a global sync
3547	# (which in turn might be very very slow)
3548	local $USE_FSYNC = 0;
3549		4105
3550	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3551	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3552	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3553	warn "emergency_perl_save: begin player save\n";	4109	info "emergency_perl_save: begin player save\n";
3554	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3555	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3556	$pl->valid or next;	4112	$pl->valid or next;
3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3558	$pl->save;	4114	$pl->save;
3559	}	4115	}
3560	warn "emergency_perl_save: end player save\n";	4116	info "emergency_perl_save: end player save\n";
3561		4117
		4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
3562	warn "emergency_perl_save: begin map save\n";	4120	info "emergency_perl_save: begin map save\n";
3563	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3564	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3565	$map->valid or next;	4123	$map->valid or next;
3566	$map->save;	4124	$map->save;
3567	}	4125	}
3568	warn "emergency_perl_save: end map save\n";	4126	info "emergency_perl_save: end map save\n";
3569		4127
		4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
3570	warn "emergency_perl_save: begin database checkpoint\n";	4130	info "emergency_perl_save: begin database checkpoint\n";
3571	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3572	warn "emergency_perl_save: end database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3573		4133
3574	warn "emergency_perl_save: begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3575	write_uuid_sync 1;	4135	write_uuid_sync 1;
3576	warn "emergency_perl_save: end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3577	};	4156	};
3578		4157
3579	warn "emergency_perl_save: starting sync()\n";
3580	IO::AIO::aio_sync sub {
3581	warn "emergency_perl_save: finished sync()\n";
3582	};
3583
3584	warn "emergency_perl_save: leave\n";	4158	info "emergency_perl_save: leave\n";
3585	}	4159	}
3586		4160
3587	sub post_cleanup {	4161	sub post_cleanup {
3588	my ($make_core) = @_;	4162	my ($make_core) = @_;
3589		4163
		4164	IO::AIO::flush;
		4165
3590	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	4167	if $make_core;
3592		4168
3593	my $fh = pidfile;	4169	my $fh = pidfile;
3594	unlink $PIDFILE if <$fh> == $$;	4170	unlink $PIDFILE if <$fh> == $$;
3595	}	4171	}
…		…
3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3616	for my $name (keys %$leaf_symtab) {	4192	for my $name (keys %$leaf_symtab) {
3617	_gv_clear *{"$pkg$name"};	4193	_gv_clear *{"$pkg$name"};
3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3619	}	4195	}
3620	warn "cleared package $pkg\n";#d#
3621	}	4196	}
3622		4197
3623	sub do_reload_perl() {	4198	sub do_reload_perl() {
3624	# can/must only be called in main	4199	# can/must only be called in main
3625	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3626	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3627	return;	4202	return;
3628	}	4203	}
3629		4204
3630	return if $RELOAD++;	4205	return if $RELOAD++;
3631		4206
3632	my $t1 = EV::time;	4207	my $t1 = AE::time;
3633		4208
3634	while ($RELOAD) {	4209	while ($RELOAD) {
3635	warn "reloading...";	4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
3636		4212
3637	warn "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3638		4214
3639	cf::sync_job {	4215	cf::sync_job {
3640	cf::write_runtime_sync; # external watchdog should not bark
3641	cf::emergency_save;	4216	#cf::emergency_save;
3642	cf::write_runtime_sync; # external watchdog should not bark
3643		4217
3644	warn "syncing database to disk";
3645	BDB::db_env_txn_checkpoint $DB_ENV;
3646
3647	# if anything goes wrong in here, we should simply crash as we already saved
3648
3649	warn "flushing outstanding aio requests";
3650	while (IO::AIO::nreqs || BDB::nreqs) {
3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3652	}
3653
3654	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3655	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3656	%EXT_CORO = ();	4220	%EXT_CORO = ();
3657		4221
3658	warn "removing commands";	4222	trace "perl_reload: removing commands";
3659	%COMMAND = ();	4223	%COMMAND = ();
3660		4224
3661	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3662	%EXTCMD = ();	4226	%EXTCMD = ();
3663	%EXTICMD = ();	4227	%EXTICMD = ();
3664		4228
3665	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3666	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3667	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3668		4232
3669	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3670	eval {	4234	eval {
3671	$cb->($pkg);	4235	$cb->($pkg);
3672	1	4236	1
3673	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
3674	}	4238	}
3675		4239
3676	warn "... clearing $pkg";	4240	trace "... clearing $pkg";
3677	clear_package $pkg;	4241	clear_package $pkg;
3678	}	4242	}
3679		4243
3680	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3681	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3683		4247
3684	warn "... unloading $k";	4248	trace "... unloading $k";
3685	delete $INC{$k};	4249	delete $INC{$k};
3686		4250
3687	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3688	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3689		4253
…		…
3692	}	4256	}
3693		4257
3694	clear_package $k;	4258	clear_package $k;
3695	}	4259	}
3696		4260
3697	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3698	clear_package "safe::$_"	4262	clear_package "safe::$_"
3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3700		4264
3701	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3702	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3703	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3704		4268
3705	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3706	# and global variables created in xs	4270	# and global variables created in xs
3707	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3708		4272
3709	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3710		4274
3711	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3712	require cf;	4276	require cf;
3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3714		4278
3715	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3716	cf::reload_config;	4280	cf::reload_config;
3717		4281
3718	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3719	cf::load_extensions;	4283	cf::load_extensions;
3720		4284
3721	if ($REATTACH_ON_RELOAD) {	4285	if ($REATTACH_ON_RELOAD) {
3722	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3723	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3724	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3725	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3726	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3727	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
3728	}	4292	}
3729		4293
3730	warn "running post_init jobs";	4294	cf::_post_init 1;
3731	(pop @POST_INIT)->(1) while @POST_INIT;
3732		4295
3733	warn "leaving sync_job";	4296	trace "perl_reload: leaving sync_job";
3734		4297
3735	1	4298	1
3736	} or do {	4299	} or do {
3737	warn $@;	4300	error $@;
3738	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3739	};	4302	};
3740		4303
3741	warn "reloaded";
3742	--$RELOAD;	4304	--$RELOAD;
3743	}	4305	}
3744		4306
3745	$t1 = EV::time - $t1;	4307	$t1 = AE::time - $t1;
3746	warn "reload completed in ${t1}s\n";	4308	info "perl_reload: completed in ${t1}s\n";
3747	};	4309	};
3748		4310
3749	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3750		4312
3751	sub reload_perl() {	4313	sub reload_perl() {
…		…
3753	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3754		4316
3755	$RELOAD_WATCHER ||= cf::async {	4317	$RELOAD_WATCHER ||= cf::async {
3756	Coro::AIO::aio_wait cache_extensions;	4318	Coro::AIO::aio_wait cache_extensions;
3757		4319
3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3759	do_reload_perl;	4321	do_reload_perl;
3760	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3761	};	4323	};
3762	};	4324	};
3763	}	4325	}
…		…
3772	reload_perl;	4334	reload_perl;
3773	};	4335	};
3774	}	4336	}
3775	};	4337	};
3776		4338
3777	unshift @INC, $LIBDIR;	4339	#############################################################################
3778		4340
3779	my $bug_warning = 0;	4341	my $bug_warning = 0;
3780		4342
3781	our @WAIT_FOR_TICK;
3782	our @WAIT_FOR_TICK_BEGIN;
3783
3784	sub wait_for_tick {	4343	sub wait_for_tick() {
3785	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3786		4345
3787	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3788	push @WAIT_FOR_TICK, $signal;
3789	$signal->wait;
3790	}	4347	}
3791		4348
3792	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4351
3795	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3796	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3797	$signal->wait;	4354	$signal->wait;
3798	}	4355	}
…		…
3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3803	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3804	return;	4361	return;
3805	}	4362	}
3806		4363
3807	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3808		4367
3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3811	Coro::async_pool {	4370	Coro::async_pool {
3812	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3813	write_runtime_sync	4372	write_runtime_sync
3814	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3815	};	4374	};
3816	}	4375	}
3817		4376
3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3819	$sig->send;	4378	$sig->send;
3820	}	4379	}
3821	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3822	$sig->send;
3823	}
3824		4381
3825	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3827		4384
3828	if (0) {	4385	if (0) {
3829	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3830	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3832	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3833	}	4390	}
3834	}	4391	}
3835	}	4392	}
3836		4393
3837	{	4394	{
3838	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3839		4397
3840	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3841	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3842	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3843		4401
3844	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3845	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3873	};	4431	};
3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3876	};	4434	};
		4435
		4436	info "database initialised";
3877	}	4437	}
3878		4438
3879	{	4439	{
3880	# configure IO::AIO	4440	# configure IO::AIO
3881		4441
		4442	info "initialising aio";
3882	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3883	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3884	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3885	}	4447	}
3886		4448
3887	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3888		4451
3889	sub _log_backtrace {	4452	sub _log_backtrace {
3890	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3891		4454
3892	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3893		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3894	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3895	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3896	++$_log_backtrace;	4463	++$_log_backtrace;
3897	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
3898	async {	4465	async {
3899	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3900		4467
…		…
3920	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3921	--$_log_backtrace;	4488	--$_log_backtrace;
3922	};	4489	};
3923	} else {	4490	} else {
3924	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3925	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3926	}	4493	}
3927	}	4494	}
3928		4495
3929	# load additional modules	4496	# load additional modules
3930	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3931		4499
3932	END { cf::emergency_save }	4500	END { cf::emergency_save }
3933		4501
3934	1	4502	1
3935		4503

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