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Revision 1.492 by root, Mon Oct 26 01:22:34 2009 UTC vs.
Revision 1.607 by root, Sun Nov 18 09:29:25 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# 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 Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# 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>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
33	use Opcode;	31	use Opcode;
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37
38	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
39	use Coro ();	41	use Coro ();
40	use Coro::State;	42	use Coro::State;
41	use Coro::Handle;	43	use Coro::Handle;
42	use Coro::EV;	44	use Coro::EV;
43	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
49	use Coro::AIO;	51	use Coro::AIO;
50	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
51	use Coro::Storable;	53	use Coro::Storable;
52	use Coro::Util ();	54	use Coro::Util ();
53		55
		56	use Guard ();
54	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
55	use BDB ();	58	use BDB ();
56	use Data::Dumper;	59	use Data::Dumper;
57	use Digest::MD5;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
60	use IO::AIO ();	62	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	63	use Compress::LZF;
63	use Digest::MD5 ();	64	use Digest::MD5 ();
64		65
65	AnyEvent::detect;	66	AnyEvent::detect;
66		67
…		…
78	# strictly for debugging	79	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		81
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		83
		84	our @ORIG_INC;
		85
83	our %COMMAND = ();	86	our %COMMAND = ();
84	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
85		88
86	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
88	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
91		96
92	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
93	our @EVENT;	98	our @EVENT;
94	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	100	our %REFLECT; # set by us
96		101
97	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
98	our $DATADIR = datadir;	104	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
102	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		117
111	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;
112		125
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	128	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	134	our $DB_ENV;
122		135
123	our @EXTRA_MODULES = qw(pod match mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		137
125	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		140
127	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
129	our $NOW;	144	our $NOW;
130		145
131	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		157
143	our @POST_INIT;	158	our @POST_INIT;
144		159
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
147		165
148	binmode STDOUT;	166	binmode STDOUT;
149	binmode STDERR;	167	binmode STDERR;
150		168
151	# read virtual server time, if available	169	# read virtual server time, if available
…		…
162		180
163	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
164		182
165	sub cf::map::normalise;	183	sub cf::map::normalise;
166		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
167	#############################################################################	189	#############################################################################
168		190
169	%REFLECT = ();	191	%REFLECT = ();
170	for (@REFLECT) {	192	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	193	my $reflect = JSON::XS::decode_json $_;
…		…
181		203
182	=over 4	204	=over 4
183		205
184	=item $cf::UPTIME	206	=item $cf::UPTIME
185		207
186	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.
187		224
188	=item $cf::RUNTIME	225	=item $cf::RUNTIME
189		226
190	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
191	every server tick.	228	every server tick.
192		229
193	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
194	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
195	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
196		233
197	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
200	database environment.	237	database environment.
201		238
202	=item $cf::NOW
203
204	The time of the last (current) server tick.
205
206	=item $cf::TICK
207
208	The interval between server ticks, in seconds.
209
210	=item $cf::LOADAVG	239	=item $cf::LOADAVG
211		240
212	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
223	from wherever your confdir points to.	252	from wherever your confdir points to.
224		253
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		255
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
228	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
230		277
231	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
232		279
233	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
234	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
…		…
242		289
243	=back	290	=back
244		291
245	=cut	292	=cut
246		293
		294	sub error(@) { LOG llevError, join "", @_ }
		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
247	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	301	my $msg = join "", @_;
249		302
250	$msg .= "\n"	303	$msg .= "\n"
251	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
252		305
253	$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;
254		307
255	LOG llevError, $msg;	308	LOG llevWarn, $msg;
256	};	309	};
257		310
258	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
260		313
261	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
262		315
263	if ($Coro::current == $Coro::main) {#d#	316	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	318	return;#d#
266	}#d#	319	}#d#
267		320
268	# kill coroutine otherwise	321	# kill coroutine otherwise
269	Coro::terminate	322	Coro::terminate
…		…
289	)) {	342	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	344	}
292		345
293	$EV::DIED = sub {	346	$EV::DIED = sub {
294	warn "error in event callback: @_";	347	warn "error in event callback: $@";
295	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
296		354
297	#############################################################################	355	#############################################################################
298		356
299	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
300		358
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	380	$d
323	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
324	}	382	}
325		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
326	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
327		437
328	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
329		439
330	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		447
338	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
340		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 $_[0]
		480	}
		481
341	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
342		483
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
345		486
346	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	488	is a reload or not.
348		489
349	=cut	490	=cut
350		491
351	sub post_init(&) {	492	sub post_init(&) {
352	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
353	}	511	}
354		512
355	=item cf::lock_wait $string	513	=item cf::lock_wait $string
356		514
357	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	554	}
397		555
398	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
399		557
400	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
401	get spread over timer.	559	get spread over time.
402		560
403	=cut	561	=cut
404		562
405	sub periodic($$) {	563	sub periodic($$) {
406	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
411	}	569	}
412		570
413	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
414		572
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
418		580
419	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
420	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
421		583
422	Useful for short background jobs.	584	Useful for short background jobs.
423		585
424	=cut	586	=cut
425		587
426	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
428		591
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
432		595
433	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
434		598
435	while () {	599	while () {
436	next_job:	600	next_job:
		601
437	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	603
439	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	608	$job->[2]->send;
443	Coro::cede;	609	Coro::cede;
444	goto next_job;	610	goto next_job;
445	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	613	}
447	}	614	}
448		615
449	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	619	} else {
		620	$busy = 0;
454	Coro::schedule;	621	Coro::schedule;
455	}	622	}
456	}	623	}
457	};	624	};
458		625
459	sub get_slot($;$$) {	626	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
461		628
462	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
463		630
464	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
465	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
466		634
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
495	=cut	663	=cut
496		664
497	sub sync_job(&) {	665	sub sync_job(&) {
498	my ($job) = @_;	666	my ($job) = @_;
499		667
500	if ($Coro::current == $Coro::main) {	668	if (in_main) {
501	my $time = EV::time;	669	my $time = AE::time;
502		670
503	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
505		673
506	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
507		675
508	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
509		677
510	my $busy = 1;	678	my $busy = 1;
511	my @res;	679	my @res;
512		680
513	(async {	681	(async {
514	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	683	@res = eval { $job->() };
516	warn $@ if $@;	684	error $@ if $@;
517	undef $busy;	685	undef $busy;
518	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
519		687
520	while ($busy) {	688	while ($busy) {
521	if (Coro::nready) {	689	if (Coro::nready) {
…		…
523	} else {	691	} else {
524	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
525	}	693	}
526	}	694	}
527		695
528	my $time = EV::time - $time;	696	my $time = AE::time - $time;
529		697
530	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
531		699
532	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
533	} else {	701	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
556		724
557	$coro	725	$coro
558	}	726	}
559		727
560	=item fork_call { }, $args	728	=item fork_call { }, @args
561		729
562	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
566		734
567	=cut	735	=cut
568		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
569	sub fork_call(&@) {	741	sub fork_call(&@) {
570	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
571		743
572	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)
575
576	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
577	reset_signals;	745	cf::post_fork;
578	&$cb	746	&$cb
579	}, @args;	747	} @args;
580		748
581	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	)
582	}	761	}
583		762
584	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
585		764
586	=cut	765	=cut
…		…
623	within each server.	802	within each server.
624		803
625	=cut	804	=cut
626		805
627	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
628	my ($name) = @_;	810	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
630		812
631	eval {	813	eval {
632	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
642	}	824	}
643		825
644	our $DB;	826	our $DB;
645		827
646	sub db_init {	828	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	829	$DB ||= db_table "db";
649	};
650	}	830	}
651		831
652	sub db_get($$) {	832	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
654		834
655	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
656	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
657		839
658	$! ? ()	840	$! ? ()
659	: $data	841	: $data
660	}
661	}	842	}
662		843
663	sub db_put($$$) {	844	sub db_put($$$) {
664	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		874
694	my @data;	875	my @data;
695	my $md5;	876	my $md5;
696		877
697	for (0 .. $#$src) {	878	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	880	}
701		881
702	# if processing is expensive, check	882	# if processing is expensive, check
703	# checksum first	883	# checksum first
704	if (1) {	884	if (1) {
…		…
717		897
718	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
719	}	899	}
720	}	900	}
721		901
722	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
723	my $data = $process->(\@data);	903	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
725		905
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		907
728	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
731		911
…		…
741		921
742	=cut	922	=cut
743		923
744	sub datalog($@) {	924	sub datalog($@) {
745	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	927	}
748		928
749	=back	929	=back
750		930
751	=cut	931	=cut
…		…
946		1126
947	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1129
950	} elsif (ref $type) {	1130	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
952		1132
953	} else {	1133	} else {
954	shift @arg;	1134	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
956	}	1136	}
957	}	1137	}
958	}	1138	}
959		1139
960	sub _object_attach {	1140	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
971	}	1151	}
972		1152
973	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
974	} else {	1154	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1156	}
977		1157
978	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
979	}	1159	}
980		1160
…		…
1039		1219
1040	for (@$callbacks) {	1220	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1042		1222
1043	if ($@) {	1223	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1225	override;
1047	}	1226	}
1048		1227
1049	return 1 if $override;	1228	return 1 if $override;
1050	}	1229	}
…		…
1129	for (@$attach) {	1308	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1132	}	1311	}
1133	} else {	1312	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1314	}
1136	}	1315	}
1137	}	1316	}
1138		1317
1139	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1167		1346
1168	sync_job {	1347	sync_job {
1169	if (length $$rdata) {	1348	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1173		1353
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1200		1380
1201	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1383	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1205	}	1385	}
1206	} else {	1386	} else {
1207	aio_unlink $filename;	1387	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1209	}	1389	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1414	$av = $st->{objs};
1235	}	1415	}
1236		1416
1237	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1240		1421
1241	($data, $av)	1422	($data, $av)
1242	}	1423	}
1243		1424
1244	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1248	=cut	1429	=cut
1249		1430
1250	#############################################################################	1431	#############################################################################
1251	# command handling &c	1432	# command handling &c
1252		1433
1253	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1254		1435
1255	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
1256	$name.	1437	$name.
1257		1438
1258	=cut	1439	=cut
…		…
1264	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1265		1446
1266	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1267	}	1448	}
1268		1449
1269	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1270		1451
1271	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1272	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
1273	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
1274	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
1275	has logged in successfully.	1456	has logged in successfully.
1276		1457
1277	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1278	called.
1279		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
1280	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1281		1466
1282	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1283	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
1284	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
1285	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
1286	log-in.	1471	log-in.
1287		1472
1288	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1289	called.
1290		1474
1291	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1292		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1293	sub register_extcmd {	1482	sub register_extcmd($$) {
1294	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1295		1484
1296	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1297	}	1486	}
1298		1487
1299	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1300	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1301		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1302	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1303	}	1498	}
1304		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1305	use File::Glob ();	1506	use File::Glob ();
1306		1507
1307	cf::player->attach (	1508	cf::player->attach (
1308	on_command => sub {	1509	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1310		1511
1311	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1312	or return;	1513	or return;
1313		1514
…		…
1321	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1322		1523
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1525
1325	if (ref $msg) {	1526	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1327	"ARRAY" eq ref $msg
1328	? @$msg
1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1330		1528
1331	my @reply;
1332
1333	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}) {
1334	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1335	}	1547	}
1336		1548
1337	$pl->ext_reply ($reply, @reply)
1338	if $reply;
1339
1340	} else {	1549	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1551	}
1343		1552
1344	cf::override;	1553	cf::override;
1345	},	1554	},
1346	);	1555	);
…		…
1356	};	1565	};
1357		1566
1358	$grp	1567	$grp
1359	}	1568	}
1360		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
1361	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1362	cf::sync_job {	1586	cf::sync_job {
1363	my %todo;	1587	my %todo;
1364		1588
1365	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1590	next unless -r $path;
…		…
1384		1608
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1611
1388	$ext{source} =	1612	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1391	. $source	1615	. $source
1392	. "\n};\n1";	1616	. "\n};\n1";
1393		1617
1394	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1395	}	1619	}
1396		1620
		1621	my $pass = 0;
1397	my %done;	1622	my %done;
1398	while (%todo) {	1623	while (%todo) {
1399	my $progress;	1624	my $progress;
1400		1625
		1626	++$pass;
		1627
		1628	ext:
1401	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1631	next ext
1404	unless exists $done{$_};	1632	unless exists $done{$_};
1405	}	1633	}
1406		1634
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1636
1409	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 $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1650
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1652	if exists $v->{meta}{mandatory};
1417		1653
1418	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;
1419	}	1663	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1664	}
1425		1665
1426	skip:	1666	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	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	}
1429	}	1676	}
1430	};	1677	};
1431	}	1678	}
1432		1679
1433	#############################################################################	1680	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1518	}	1765	}
1519	}	1766	}
1520	}	1767	}
1521		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1522	sub save($) {	1782	sub save($) {
1523	my ($pl) = @_;	1783	my ($pl) = @_;
1524		1784
1525	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1526		1786
…		…
1531		1791
1532	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1534		1794
1535	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];
1536		1799
1537	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1801	cf::cede_to_tick;
1539	}	1802	}
1540		1803
…		…
1574	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1575		1838
1576	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1577	$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
1578		1841
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1843	$pl->deactivate;
		1844
1581	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;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1584	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1585		1850
1586	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1642	\@logins	1907	\@logins
1643	}	1908	}
1644		1909
1645	=item $player->maps	1910	=item $player->maps
1646		1911
		1912	=item cf::player::maps $login
		1913
1647	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1648	player. May block.	1915	player. May block.
1649		1916
1650	=cut	1917	=cut
1651		1918
…		…
1672		1939
1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1674		1941
1675	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1676		1943
1677	=item $player->ext_reply ($msgid, @msg)
1678
1679	Sends an ext reply to the player.
1680
1681	=cut
1682
1683	sub ext_reply($$@) {
1684	my ($self, $id, @msg) = @_;
1685
1686	$self->ns->ext_reply ($id, @msg)
1687	}
1688
1689	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1690		1945
1691	Sends an ext event to the client.	1946	Sends an ext event to the client.
1692		1947
1693	=cut	1948	=cut
…		…
1712		1967
1713	=cut	1968	=cut
1714		1969
1715	sub find_by_path($) {	1970	sub find_by_path($) {
1716	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1717		1974
1718	my ($match, $specificity);	1975	my ($match, $specificity);
1719		1976
1720	for my $region (list) {	1977	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1750	sub generate_random_map {	2007	sub generate_random_map {
1751	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1752		2009
1753	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
1754		2011
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	2013	}
1770		2014
1771	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1772		2016
1773	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
…		…
1778		2022
1779	sub register {	2023	sub register {
1780	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	2025	my $pkg = caller;
1782		2026
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		2028
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	2030	}
1788		2031
1789	# also paths starting with '/'	2032	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		2034
1792	sub thawer_merge {	2035	sub thawer_merge {
1793	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1794		2037
1795	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1800	}	2043	}
1801		2044
1802	sub normalise {	2045	sub normalise {
1803	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1804		2047
1805	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1806		2049
1807	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1808		2051
1809	# map plan:	2052	# map plan:
1810	#	2053	#
…		…
1825	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	2069	$path = "$base/$path";
1827	}	2070	}
1828		2071
1829	for ($path) {	2072	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1833	}	2075	}
1834		2076
1835	$path	2077	$path
…		…
1849	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1850	return $self;	2092	return $self;
1851	}	2093	}
1852	}	2094	}
1853		2095
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2097	()
1856	}	2098	}
1857		2099
		2100	# may re-bless or do other evil things
1858	sub init {	2101	sub init {
1859	my ($self) = @_;	2102	my ($self) = @_;
1860		2103
1861	$self	2104	$self
1862	}	2105	}
…		…
1927	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1928		2171
1929	1	2172	1
1930	}	2173	}
1931		2174
		2175	# used to laod the header of an original map
1932	sub load_header_orig {	2176	sub load_header_orig {
1933	my ($self) = @_;	2177	my ($self) = @_;
1934		2178
1935	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1936	}	2180	}
1937		2181
		2182	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2183	sub load_header_temp {
1939	my ($self) = @_;	2184	my ($self) = @_;
1940		2185
1941	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1942	}	2187	}
1943		2188
		2189	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2190	sub prepare_temp {
1945	my ($self) = @_;	2191	my ($self) = @_;
1946		2192
1947	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1949	# safety	2195	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2198	}
1953		2199
		2200	# called after loading the header from an original map
1954	sub prepare_orig {	2201	sub prepare_orig {
1955	my ($self) = @_;	2202	my ($self) = @_;
1956		2203
1957	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2229
1983	sub find;	2230	sub find;
1984	sub find {	2231	sub find {
1985	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1986		2233
		2234	cf::cede_to_tick;
		2235
1987	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1988		2237
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2240
1992	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2009		2258
2010	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2011	}	2260	}
2012	}	2261	}
2013		2262
2014	sub pre_load { }	2263	sub pre_load { }
2015	sub post_load { }	2264	#sub post_load { } # XS
2016		2265
2017	sub load {	2266	sub load {
2018	my ($self) = @_;	2267	my ($self) = @_;
2019		2268
2020	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2023		2272
2024	{	2273	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2026		2275
2027	return unless $self->valid;	2276	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2278
2032	$self->alloc;	2279	$self->alloc;
2033		2280
2034	$self->pre_load;	2281	$self->pre_load;
2035	cf::cede_to_tick;	2282	cf::cede_to_tick;
2036		2283
		2284	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2286	$f->skip_block;
2039	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2040	or return;	2288	or return;
2041		2289
2042	$self->post_load_original	2290	$self->post_load_original
2043	if delete $self->{load_original};	2291	if delete $self->{load_original};
2044		2292
2045	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2294	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2297	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2052	}	2301	}
2053	}	2302	}
2054	}
2055		2303
2056	$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);
2057		2311
2058	cf::cede_to_tick;	2312	cf::cede_to_tick;
2059	# now do the right thing for maps	2313	# now do the right thing for maps
2060	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2320	$self->decay_objects;
2067	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2068	$self->update_buttons;	2322	$self->update_buttons;
2069	cf::cede_to_tick;	2323	cf::cede_to_tick;
2070	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2071	}	2325	}
2072		2326
2073	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2329	}
2078		2330
2079	$self->post_load;	2331	$self->post_load;
2080	}
2081		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
2082	sub customise_for {	2339	sub customise_for {
2083	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2084		2341
2085	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2343	if $self->per_player;
…		…
2089	# if $self->per_party;	2346	# if $self->per_party;
2090		2347
2091	$self	2348	$self
2092	}	2349	}
2093		2350
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2351	sub find_sync {
2121	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2122		2353
2123	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
2124	}	2359	}
2125		2360
2126	sub do_load_sync {	2361	sub do_load_sync {
2127	my ($map) = @_;	2362	my ($map) = @_;
2128		2363
		2364	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2131		2367
2132	cf::sync_job { $map->load };	2368	$map->load;
2133	}	2369	}
2134		2370
2135	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2137		2373
2138	sub find_async {	2374	sub find_async {
2139	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2140		2376
2141	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2142		2378
2143	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2145	}	2381	}
2146		2382
2147	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2148		2384
2149	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2164		2400
2165	()	2401	()
2166	}	2402	}
2167		2403
		2404	# common code, used by both ->save and ->swapout
2168	sub save {	2405	sub _save {
2169	my ($self) = @_;	2406	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2407
2173	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2174		2409
2175	return unless $self->dirty;	2410	return unless $self->dirty;
2176		2411
…		…
2196	} else {	2431	} else {
2197	$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);
2198	}	2433	}
2199	}	2434	}
2200		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2201	sub swap_out {	2444	sub swap_out {
2202	my ($self) = @_;	2445	my ($self) = @_;
2203		2446
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2209	return if $self->players;	2451	return if $self->players;
2210	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
2211	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2212		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
2213	$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};
2214		2503
2215	$self->deactivate;	2504	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2506	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2507
2263	$self->unlink_save;	2508	$self->unlink_save;
2264	$self->destroy;	2509	$self->destroy;
2265	}	2510	}
2266		2511
…		…
2274		2519
2275	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2276		2521
2277	$self->unlink_save;	2522	$self->unlink_save;
2278		2523
2279	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2529
…		…
2405		2650
2406	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.
2407		2652
2408	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2409		2654
2410	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,
2411	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2412		2657
2413	=cut	2658	=cut
2414		2659
2415	sub deref {	2660	sub deref {
…		…
2514		2759
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2761
2517	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2520	map.	2765	map.
2521		2766
2522	Will never block.	2767	Will never block.
2523		2768
2524	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2791	my ($self) = @_;
2547		2792
2548	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2549		2794
		2795	++$self->{_link_recursion};
		2796
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2798
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2554		2801
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2803	}
2557		2804
2558	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2560		2807
…		…
2580	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <= 0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2583		2830
2584	$map->load;	2831	$map->load;
2585	$map->load_neighbours;
2586		2832
2587	return unless $self->contr->active;	2833	return unless $self->contr->active;
2588		2834
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2591		2837	# entering was successful
		2838	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2839	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2840	$self->activate_recursive;
2594	}	2841	}
2595		2842
		2843	}
		2844
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2846
2598	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2599	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2857
2609	our $GOTOGEN;	2858	our $GOTOGEN;
2610		2859
2611	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2613		2868
2614	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2871
2617	$self->enter_link;	2872	$self->enter_link;
…		…
2637	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2638	}	2893	}
2639	}	2894	}
2640		2895
2641	my $map = eval {	2896	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2643		2898
2644	if ($map) {	2899	if ($map) {
2645	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2902	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2904	}
2650		2905
2651	$map	2906	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2662	}	2917	}
2663		2918
2664	$done->() if $done;	2919	$done->($self) if $done;
2665	})->prio (1);	2920	})->prio (1);
2666	}	2921	}
2667		2922
2668	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2669		2924
…		…
2737	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2738		2993
2739	unless (eval {	2994	unless (eval {
2740	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2741		2996
2742	# random map handling
2743	{
2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
2745
2746	prepare_random_map $exit
2747	if $exit->slaying eq "/!";
2748	}
2749
2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2751	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2752	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2753		3023
2754	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2755		3025
2756	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2757	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2766		3036
2767	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	3038	$self->leave_link;
2769	}	3039	}
2770	})->prio (1);	3040	})->prio (1);
2771	}	3041	}
2772		3042
…		…
2783		3053
2784	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2785	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2786		3056
2787	utf8::encode $text;	3057	utf8::encode $text;
2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "msg %d log %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2789	}	3084	}
2790		3085
2791	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2792		3087
2793	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a msg packet to the client, formatting the msg for the client if
2794	client if neccessary. C<$type> should be a string identifying the type of	3089	necessary. C<$type> should be a string identifying the type of the
2795	the message, with C<log> being the default. If C<$color> is negative, suppress	3090	message, with C<log> being the default. If C<$color> is negative, suppress
2796	the message unless the client supports the msg packet.	3091	the message unless the client supports the msg packet.
2797		3092
2798	=cut	3093	=cut
2799		3094
2800	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
…		…
2905	id => "death",	3200	id => "death",
2906	title => "Death",	3201	title => "Death",
2907	reply => undef,	3202	reply => undef,
2908	tooltip => "Reason for and more info about your most recent death",	3203	tooltip => "Reason for and more info about your most recent death",
2909	},	3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
2910	"c/say" => $SAY_CHANNEL,	3211	"c/say" => $SAY_CHANNEL,
2911	"c/chat" => $CHAT_CHANNEL,	3212	"c/chat" => $CHAT_CHANNEL,
2912	);	3213	);
2913		3214
2914	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
…		…
2945	my $pkt = "msg "	3246	my $pkt = "msg "
2946	. $self->{json_coder}->encode (	3247	. $self->{json_coder}->encode (
2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2948	);	3249	);
2949		3250
2950	# try lzf for large packets
2951	$pkt = "lzf " . Compress::LZF::compress $pkt
2952	if 1024 <= length $pkt and $self->{can_lzf};
2953
2954	# split very large packets
2955	if (8192 < length $pkt and $self->{can_lzf}) {
2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2957	$pkt = "frag";
2958	}
2959
2960	$self->send_packet ($pkt);	3251	$self->send_big_packet ($pkt);
2961	}	3252	}
2962		3253
2963	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2964		3255
2965	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2967	=cut	3258	=cut
2968		3259
2969	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2970	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2971		3262
2972	if ($self->extcmd == 2) {
2973	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2974	} elsif ($self->extcmd == 1) { # TODO: remove
2975	push @msg, msgtype => "event_$type";
2976	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2977	}
2978	}
2979
2980	=item $client->ext_reply ($msgid, @msg)
2981
2982	Sends an ext reply to the client.
2983
2984	=cut
2985
2986	sub cf::client::ext_reply($$@) {
2987	my ($self, $id, @msg) = @_;
2988
2989	if ($self->extcmd == 2) {
2990	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2991	} elsif ($self->extcmd == 1) {
2992	#TODO: version 1, remove
2993	unshift @msg, msgtype => "reply", msgid => $id;
2994	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2995	}
2996	}	3264	}
2997		3265
2998	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2999		3267
3000	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
3055	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
3056		3324
3057	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3058		3326
3059	if (ref $msg) {	3327	if (ref $msg) {
3060	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3061	"ARRAY" eq ref $msg
3062	? @$msg
3063	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3064		3329
3065	my @reply;
3066
3067	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
3068	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
3069	}	3348	}
3070
3071	$ns->ext_reply ($reply, @reply)
3072	if $reply;
3073
3074	} else {	3349	} else {
3075	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3076	}	3351	}
3077		3352
3078	cf::override;	3353	cf::override;
3079	},	3354	},
3080	);	3355	);
…		…
3100		3375
3101	$coro	3376	$coro
3102	}	3377	}
3103		3378
3104	cf::client->attach (	3379	cf::client->attach (
3105	on_destroy => sub {	3380	on_client_destroy => sub {
3106	my ($ns) = @_;	3381	my ($ns) = @_;
3107		3382
3108	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3109	},	3384	},
3110	);	3385	);
…		…
3126	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3127		3402
3128	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3129		3404
3130	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3131	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3132	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3133	sort time	3408	sort time
3134	));	3409	));
3135		3410
3136	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3161	decrease split destroy change_exp value msg lore send_msg)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3162	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3163	["cf::player" => qw(peaceful send_msg)],	3438	["cf::player" => qw(peaceful send_msg)],
3164	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3165	) {	3440	) {
3166	no strict 'refs';
3167	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3169	for @funs;	3443	for @funs;
3170	}	3444	}
3171		3445
…		…
3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3189	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3190		3464
3191	%vars = (_dummy => 0) unless %vars;	3465	%vars = (_dummy => 0) unless %vars;
3192		3466
		3467	my @res;
3193	local $_;	3468	local $_;
3194	local @safe::cf::_safe_eval_args = values %vars;
3195		3469
3196	my $eval =	3470	my $eval =
3197	"do {\n"	3471	"do {\n"
3198	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3199	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3200	. $code	3474	. $code
3201	. "\n}"	3475	. "\n}"
3202	;	3476	;
3203		3477
		3478	if ($CFG{safe_eval}) {
3204	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3205	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3206	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3207		3487
3208	if ($@) {	3488	if ($@) {
3209	warn "$@";	3489	warn "$@",
3210	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3211	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3212	}	3492	}
3213		3493
3214	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3215	}	3495	}
3216		3496
…		…
3230	=cut	3510	=cut
3231		3511
3232	sub register_script_function {	3512	sub register_script_function {
3233	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3234		3514
3235	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3236	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3237	}	3517	}
3238		3518
3239	=back	3519	=back
3240		3520
3241	=cut	3521	=cut
3242		3522
3243	#############################################################################	3523	#############################################################################
3244	# the server's init and main functions	3524	# the server's init and main functions
3245		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_csum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3246	sub load_facedata($) {	3603	sub load_facedata($) {
3247	my ($path) = @_;	3604	my ($path) = @_;
3248		3605
3249	# HACK to clear player env face cache, we need some signal framework
3250	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();
3252
3253	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3254		3607
3255	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3256		3609
3257	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3258	0 < aio_load $path, $facedata
3259	or die "$path: $!";
3260
3261	$facedata = Coro::Storable::thaw $facedata;
3262		3611
3263	$facedata->{version} == 2	3612	$facedata->{version} == 2
3264	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3265		3614
3266	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3267	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3268	type => FT_RSRC,	3617
3269	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3270	};	3619
3271	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3272		3623
3273	{	3624	{
3274	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3275		3626
3276	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3278		3630
3279	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3280	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3283		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3284	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3285	}	3638	}
3286		3639
3287	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3288	next unless $info->{smooth};	3641	next unless $info->{smooth};
3289		3642
…		…
3292		3645
3293	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3294	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3296	} else {	3649	} else {
3297	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3298	}	3651	}
3299
3300	cf::cede_to_tick;
3301	}	3652	}
3302	}	3653	}
3303		3654
3304	{	3655	{
3305	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3306		3657
3307	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3308	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3309	cf::cede_to_tick;
3310	}	3660	}
3311		3661
3312	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3313	}	3663	}
3314		3664
3315	{	3665	{
3316	# TODO: for gcfclient pleasure, we should give resources
3317	# that gcfclient doesn't grok a >10000 face index.
3318	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3319		3667
3320	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3321	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3323	my $data;
3324		3672
3325	if ($info->{type} & 1) {
3326	# prepend meta info
3327
3328	my $meta = $enc->encode ({
3329	name => $name,
3330	%{ $info->{meta} || {} },
3331	});
3332
3333	$data = pack "(w/a*)*", $meta, $info->{data};
3334	} else {
3335	$data = $info->{data};
3336	}
3337
3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3339	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3340	} else {	3679	} else {
3341	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3342	}	3681	}
3343
3344	cf::cede_to_tick;
3345	}	3682	}
3346	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3347		3694
3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3349		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3350	1	3699	1
3351	}	3700	}
3352
3353	cf::global->attach (on_resource_update => sub {
3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3356
3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3358	my $sound = $soundconf->{compat}[$_]
3359	or next;
3360
3361	my $face = cf::face::find "sound/$sound->[1]";
3362	cf::sound::set $sound->[0] => $face;
3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3364	}
3365
3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
3367	my $face = cf::face::find "sound/$v";
3368	cf::sound::set $k => $face;
3369	}
3370	}
3371	});
3372		3701
3373	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3374	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3375		3704
3376	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
…		…
3384	my $status = load_resource_file_ $_[0];	3713	my $status = load_resource_file_ $_[0];
3385	get_slot 0.1, 100;	3714	get_slot 0.1, 100;
3386	cf::arch::commit_load;	3715	cf::arch::commit_load;
3387		3716
3388	$status	3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
3389	}	3732	}
3390		3733
3391	sub reload_regions {	3734	sub reload_regions {
3392	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3393	# for this (global event?)	3736	# for this (global event?)
…		…
3401	if exists $_->{match};	3744	if exists $_->{match};
3402	}	3745	}
3403	}	3746	}
3404		3747
3405	sub reload_facedata {	3748	sub reload_facedata {
3406	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3407	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3408	}	3751	}
3409		3752
3410	sub reload_archetypes {	3753	sub reload_archetypes {
3411	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3412	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
		3756
		3757	cf::face::set
		3758	"res/skill_info" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3413	}	3768	}
3414		3769
3415	sub reload_treasures {	3770	sub reload_treasures {
3416	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3417	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3418	}	3773	}
3419		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3420	sub reload_resources {	3795	sub reload_resources {
3421	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3422		3797
		3798	reload_materials;
3423	reload_facedata;	3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
3424	reload_archetypes;	3802	reload_archetypes;
3425	reload_regions;	3803	reload_regions;
3426	reload_treasures;	3804	reload_treasures;
3427		3805
3428	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3429	}	3807	}
3430		3808
3431	sub reload_config {	3809	sub reload_config {
3432	warn "reloading config file...\n";	3810	trace "reloading config file...\n";
3433		3811
3434	open my $fh, "<:utf8", "$CONFDIR/config"	3812	my $config = load_file "$CONFDIR/config";
3435	or return;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3436		3815
3437	local $/;
3438	*CFG = YAML::XS::Load scalar <$fh>;
3439
3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3441		3817
3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3444		3820
3445	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3447	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3823	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3448	and die "WARNING: m(un)lockall failed: $!\n";	3824	and die "WARNING: m(un)lockall failed: $!\n";
3449	};	3825	};
3450	warn $@ if $@;	3826	warn $@ if $@;
3451	}	3827	}
3452
3453	warn "finished reloading resource files\n";
3454	}	3828	}
3455		3829
3456	sub pidfile() {	3830	sub pidfile() {
3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3458	or die "$PIDFILE: $!";	3832	or die "$PIDFILE: $!";
…		…
3471	seek $fh, 0, 0;	3845	seek $fh, 0, 0;
3472	print $fh $$;	3846	print $fh $$;
3473	}	3847	}
3474		3848
3475	sub main_loop {	3849	sub main_loop {
3476	warn "EV::loop starting\n";	3850	trace "EV::loop starting\n";
3477	if (1) {	3851	if (1) {
3478	EV::loop;	3852	EV::loop;
3479	}	3853	}
3480	warn "EV::loop returned\n";	3854	trace "EV::loop returned\n";
3481	goto &main_loop unless $REALLY_UNLOOP;	3855	goto &main_loop unless $REALLY_UNLOOP;
3482	}	3856	}
3483		3857
3484	sub main {	3858	sub main {
3485	cf::init_globals; # initialise logging	3859	cf::init_globals; # initialise logging
3486		3860
3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3491		3865
3492	cf::init_experience;
3493	cf::init_anim;
3494	cf::init_attackmess;
3495	cf::init_dynamic;
3496
3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3498		3867
3499	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3500	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3501	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3502	(async {	3871	(async {
3503	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3504	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3505	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3506	};	3875	};
3507		3876
3508	evthread_start IO::AIO::poll_fileno;	3877	evthread_start IO::AIO::poll_fileno;
3509		3878
3510	cf::sync_job {	3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
3511	reload_resources;	3890	reload_resources;
3512	reload_config;	3891	reload_config;
3513	db_init;
3514		3892
3515	cf::load_settings;
3516	cf::load_materials;
3517	cf::init_uuid;	3893	cf::init_uuid;
3518	cf::init_signals;	3894	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3895	cf::init_skills;
3521		3896
3522	cf::init_beforeplay;	3897	cf::init_beforeplay;
3523		3898
3524	atomic;	3899	atomic;
…		…
3529		3904
3530	# no (long-running) fork's whatsoever before this point(!)	3905	# no (long-running) fork's whatsoever before this point(!)
3531	use POSIX ();	3906	use POSIX ();
3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533		3908
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3909	cf::_post_init 0;
3535	};	3910	};
3536		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
3537	main_loop;	3919	goto &main_loop;
3538	}	3920	}
3539		3921
3540	#############################################################################	3922	#############################################################################
3541	# initialisation and cleanup	3923	# initialisation and cleanup
3542		3924
3543	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3544	BEGIN {	3926	BEGIN {
3545	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3549	};	3931	};
3550	}	3932	}
3551	}	3933	}
3552		3934
3553	sub write_runtime_sync {	3935	sub write_runtime_sync {
		3936	my $t0 = AE::time;
		3937
3554	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3556		3940
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3942
3559	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3560		3944
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3946	or return;
3563		3947
3564	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	3963	or return;
3580		3964
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	3966	and return;
3583		3967
3584	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		3969
3586	1	3970	1
3587	}	3971	}
3588		3972
3589	our $uuid_lock;	3973	our $uuid_lock;
…		…
3601	or return;	3985	or return;
3602		3986
3603	my $value = uuid_seq uuid_cur;	3987	my $value = uuid_seq uuid_cur;
3604		3988
3605	unless ($value) {	3989	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	3990	info "cowardly refusing to write zero uuid value!\n";
3607	return;	3991	return;
3608	}	3992	}
3609		3993
3610	my $value = uuid_str $value + $uuid_skip;	3994	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	3995	$uuid_skip = 0;
…		…
3621	or return;	4005	or return;
3622		4006
3623	aio_rename "$uuid~", $uuid	4007	aio_rename "$uuid~", $uuid
3624	and return;	4008	and return;
3625		4009
3626	warn "uuid file written ($value).\n";	4010	trace "uuid file written ($value).\n";
3627		4011
3628	1	4012	1
3629		4013
3630	}	4014	}
3631		4015
…		…
3637	}	4021	}
3638		4022
3639	sub emergency_save() {	4023	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3641		4025
3642	warn "emergency_perl_save: enter\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3643		4032
3644	cf::sync_job {	4033	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	4034	cf::write_runtime_sync; # external watchdog should not bark
3646	# save all maps without fsync, and later call a global sync
3647	# (which in turn might be very very slow)
3648	local $USE_FSYNC = 0;
3649		4035
3650	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	4039	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	4042	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	4044	$pl->save;
3659	}	4045	}
3660	warn "emergency_perl_save: end player save\n";	4046	info "emergency_perl_save: end player save\n";
3661		4047
		4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
3662	warn "emergency_perl_save: begin map save\n";	4050	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	4053	$map->valid or next;
3666	$map->save;	4054	$map->save;
3667	}	4055	}
3668	warn "emergency_perl_save: end map save\n";	4056	info "emergency_perl_save: end map save\n";
3669		4057
		4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
3670	warn "emergency_perl_save: begin database checkpoint\n";	4060	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
3673		4063
3674	warn "emergency_perl_save: begin write uuid\n";	4064	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	4065	write_uuid_sync 1;
3676	warn "emergency_perl_save: end write uuid\n";	4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3677	};	4086	};
3678		4087
3679	warn "emergency_perl_save: starting sync()\n";
3680	IO::AIO::aio_sync sub {
3681	warn "emergency_perl_save: finished sync()\n";
3682	};
3683
3684	warn "emergency_perl_save: leave\n";	4088	info "emergency_perl_save: leave\n";
3685	}	4089	}
3686		4090
3687	sub post_cleanup {	4091	sub post_cleanup {
3688	my ($make_core) = @_;	4092	my ($make_core) = @_;
3689		4093
		4094	IO::AIO::flush;
		4095
3690	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	4097	if $make_core;
3692		4098
3693	my $fh = pidfile;	4099	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	4100	unlink $PIDFILE if <$fh> == $$;
3695	}	4101	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	4122	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	4123	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	4125	}
3720	warn "cleared package $pkg\n";#d#
3721	}	4126	}
3722		4127
3723	sub do_reload_perl() {	4128	sub do_reload_perl() {
3724	# can/must only be called in main	4129	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3726	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3727	return;	4132	return;
3728	}	4133	}
3729		4134
3730	return if $RELOAD++;	4135	return if $RELOAD++;
3731		4136
3732	my $t1 = EV::time;	4137	my $t1 = AE::time;
3733		4138
3734	while ($RELOAD) {	4139	while ($RELOAD) {
3735	warn "reloading...";	4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
3736		4142
3737	warn "entering sync_job";	4143	trace "perl_reload: entering sync_job";
3738		4144
3739	cf::sync_job {	4145	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	4146	#cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		4147
3744	warn "syncing database to disk";
3745	BDB::db_env_txn_checkpoint $DB_ENV;
3746
3747	# if anything goes wrong in here, we should simply crash as we already saved
3748
3749	warn "flushing outstanding aio requests";
3750	while (IO::AIO::nreqs || BDB::nreqs) {
3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3752	}
3753
3754	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	4150	%EXT_CORO = ();
3757		4151
3758	warn "removing commands";	4152	trace "perl_reload: removing commands";
3759	%COMMAND = ();	4153	%COMMAND = ();
3760		4154
3761	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3762	%EXTCMD = ();	4156	%EXTCMD = ();
3763	%EXTICMD = ();	4157	%EXTICMD = ();
3764		4158
3765	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3768		4162
3769	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3770	eval {	4164	eval {
3771	$cb->($pkg);	4165	$cb->($pkg);
3772	1	4166	1
3773	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
3774	}	4168	}
3775		4169
3776	warn "... clearing $pkg";	4170	trace "... clearing $pkg";
3777	clear_package $pkg;	4171	clear_package $pkg;
3778	}	4172	}
3779		4173
3780	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		4177
3784	warn "... unloading $k";	4178	trace "... unloading $k";
3785	delete $INC{$k};	4179	delete $INC{$k};
3786		4180
3787	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3789		4183
…		…
3792	}	4186	}
3793		4187
3794	clear_package $k;	4188	clear_package $k;
3795	}	4189	}
3796		4190
3797	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	4192	clear_package "safe::$_"
3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800		4194
3801	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		4198
3805	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3806	# and global variables created in xs	4200	# and global variables created in xs
3807	#clear_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3808		4202
3809	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3810		4204
3811	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3812	require cf;	4206	require cf;
3813	cf::_connect_to_perl_1;	4207	cf::_connect_to_perl_1;
3814		4208
3815	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3816	cf::reload_config;	4210	cf::reload_config;
3817		4211
3818	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3819	cf::load_extensions;	4213	cf::load_extensions;
3820		4214
3821	if ($REATTACH_ON_RELOAD) {	4215	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3825	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
3828	}	4222	}
3829		4223
3830	warn "running post_init jobs";	4224	cf::_post_init 1;
3831	(pop @POST_INIT)->(1) while @POST_INIT;
3832		4225
3833	warn "leaving sync_job";	4226	trace "perl_reload: leaving sync_job";
3834		4227
3835	1	4228	1
3836	} or do {	4229	} or do {
3837	warn $@;	4230	error $@;
3838	cf::cleanup "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3839	};	4232	};
3840		4233
3841	warn "reloaded";
3842	--$RELOAD;	4234	--$RELOAD;
3843	}	4235	}
3844		4236
3845	$t1 = EV::time - $t1;	4237	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	4238	info "perl_reload: completed in ${t1}s\n";
3847	};	4239	};
3848		4240
3849	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3850		4242
3851	sub reload_perl() {	4243	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3854		4246
3855	$RELOAD_WATCHER ||= cf::async {	4247	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	4248	Coro::AIO::aio_wait cache_extensions;
3857		4249
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4251	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3861	};	4253	};
3862	};	4254	};
3863	}	4255	}
…		…
3872	reload_perl;	4264	reload_perl;
3873	};	4265	};
3874	}	4266	}
3875	};	4267	};
3876		4268
3877	unshift @INC, $LIBDIR;	4269	#############################################################################
3878		4270
3879	my $bug_warning = 0;	4271	my $bug_warning = 0;
3880		4272
3881	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;
3883
3884	sub wait_for_tick {	4273	sub wait_for_tick() {
3885	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3886		4275
3887	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3888	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;
3890	}	4277	}
3891		4278
3892	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3893	return if tick_inhibit || $Coro::current == $Coro::main;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3894		4281
3895	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4284	$signal->wait;
3898	}	4285	}
…		…
3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3903	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3904	return;	4291	return;
3905	}	4292	}
3906		4293
3907	cf::server_tick; # one server iteration	4294	cf::one_tick; # one server iteration
		4295
		4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3908		4297
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911	Coro::async_pool {	4300	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4302	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3915	};	4304	};
3916	}	4305	}
3917		4306
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4308	$sig->send;
3920	}	4309	}
3921	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3922	$sig->send;
3923	}
3924		4311
3925	$LOAD = ($NOW - $TICK_START) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3927		4314
3928	if (0) {	4315	if (0) {
3929	if ($NEXT_TICK) {	4316	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4317	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4319	debug "jitter $JITTER\n";#d#
3933	}	4320	}
3934	}	4321	}
3935	}	4322	}
3936		4323
3937	{	4324	{
3938	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3939		4327
3940	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3943		4331
3944	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3973	};	4361	};
3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3976	};	4364	};
		4365
		4366	info "database initialised";
3977	}	4367	}
3978		4368
3979	{	4369	{
3980	# configure IO::AIO	4370	# configure IO::AIO
3981		4371
		4372	info "initialising aio";
3982	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3983	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3984	undef $AnyEvent::AIO::WATCHER;	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3985	}	4377	}
3986		4378
3987	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3988		4381
3989	sub _log_backtrace {	4382	sub _log_backtrace {
3990	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3991		4384
3992	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3993		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3994	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3995	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3996	++$_log_backtrace;	4393	++$_log_backtrace;
3997	my $perl_bt = Carp::longmess $msg;	4394	my $perl_bt = Carp::longmess $msg;
3998	async {	4395	async {
3999	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
4000		4397
…		…
4020	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
4021	--$_log_backtrace;	4418	--$_log_backtrace;
4022	};	4419	};
4023	} else {	4420	} else {
4024	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
4025	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4026	}	4423	}
4027	}	4424	}
4028		4425
4029	# load additional modules	4426	# load additional modules
4030	require "cf/$_.pm" for @EXTRA_MODULES;	4427	require "cf/$_.pm" for @EXTRA_MODULES;

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