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Revision 1.497 by root, Fri Dec 18 03:49:46 2009 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 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;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
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	Carp::cluck "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 les 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 ($cb, @args) = @_;
571		743
572	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
575		747
576	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
577	reset_signals;	749	cf::post_fork;
578	&$cb	750	&$cb
579	}, @args;	751	} @args;
580		752
581	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
582	}	765	}
583		766
584	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
585		768
586	=cut	769	=cut
…		…
623	within each server.	806	within each server.
624		807
625	=cut	808	=cut
626		809
627	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
628	my ($name) = @_;	814	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
630		816
631	eval {	817	eval {
632	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
642	}	828	}
643		829
644	our $DB;	830	our $DB;
645		831
646	sub db_init {	832	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	833	$DB ||= db_table "db";
649	};
650	}	834	}
651		835
652	sub db_get($$) {	836	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
654		838
655	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
656	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
657		843
658	$! ? ()	844	$! ? ()
659	: $data	845	: $data
660	}
661	}	846	}
662		847
663	sub db_put($$$) {	848	sub db_put($$$) {
664	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		878
694	my @data;	879	my @data;
695	my $md5;	880	my $md5;
696		881
697	for (0 .. $#$src) {	882	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	884	}
701		885
702	# if processing is expensive, check	886	# if processing is expensive, check
703	# checksum first	887	# checksum first
704	if (1) {	888	if (1) {
…		…
717		901
718	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
719	}	903	}
720	}	904	}
721		905
722	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
723	my $data = $process->(\@data);	907	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
725		909
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		911
728	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
731		915
…		…
741		925
742	=cut	926	=cut
743		927
744	sub datalog($@) {	928	sub datalog($@) {
745	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	931	}
748		932
749	=back	933	=back
750		934
751	=cut	935	=cut
…		…
946		1130
947	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1133
950	} elsif (ref $type) {	1134	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
952		1136
953	} else {	1137	} else {
954	shift @arg;	1138	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
956	}	1140	}
957	}	1141	}
958	}	1142	}
959		1143
960	sub _object_attach {	1144	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
971	}	1155	}
972		1156
973	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
974	} else {	1158	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1160	}
977		1161
978	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
979	}	1163	}
980		1164
…		…
1039		1223
1040	for (@$callbacks) {	1224	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1042		1226
1043	if ($@) {	1227	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1229	override;
1047	}	1230	}
1048		1231
1049	return 1 if $override;	1232	return 1 if $override;
1050	}	1233	}
…		…
1129	for (@$attach) {	1312	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1132	}	1315	}
1133	} else {	1316	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1318	}
1136	}	1319	}
1137	}	1320	}
1138		1321
1139	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1167		1350
1168	sync_job {	1351	sync_job {
1169	if (length $$rdata) {	1352	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1173		1357
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1361	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1200		1384
1201	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1387	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1205	}	1389	}
1206	} else {	1390	} else {
1207	aio_unlink $filename;	1391	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1209	}	1393	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1418	$av = $st->{objs};
1235	}	1419	}
1236		1420
1237	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1240		1425
1241	($data, $av)	1426	($data, $av)
1242	}	1427	}
1243		1428
1244	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1248	=cut	1433	=cut
1249		1434
1250	#############################################################################	1435	#############################################################################
1251	# command handling &c	1436	# command handling &c
1252		1437
1253	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1254		1439
1255	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1256	$name.	1441	$name.
1257		1442
1258	=cut	1443	=cut
…		…
1264	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1265		1450
1266	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1267	}	1452	}
1268		1453
1269	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1270		1455
1271	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1272	extcmd packet. Ext commands will be processed in the order they are	1457	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	1458	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	1459	the logged-in player. Ext commands can only be processed after a player
1275	has logged in successfully.	1460	has logged in successfully.
1276		1461
1277	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1278	called.
1279		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1280	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1281		1470
1282	Register a callback for execution when the client sends an (asynchronous)	1471	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	1472	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	1473	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	1474	is a client socket. Exti commands can be received anytime, even before
1286	log-in.	1475	log-in.
1287		1476
1288	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1289	called.
1290		1478
1291	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1292		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1293	sub register_extcmd {	1486	sub register_extcmd($$) {
1294	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1295		1488
1296	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1297	}	1490	}
1298		1491
1299	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1300	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1301		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1302	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1303	}	1502	}
1304		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1305	use File::Glob ();	1510	use File::Glob ();
1306		1511
1307	cf::player->attach (	1512	cf::player->attach (
1308	on_command => sub {	1513	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1310		1515
1311	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1312	or return;	1517	or return;
1313		1518
…		…
1321	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1322		1527
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1529
1325	if (ref $msg) {	1530	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1531	my ($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		1532
1331	my @reply;
1332
1333	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1334	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1335	}	1551	}
1336		1552
1337	$pl->ext_reply ($reply, @reply)
1338	if $reply;
1339
1340	} else {	1553	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1555	}
1343		1556
1344	cf::override;	1557	cf::override;
1345	},	1558	},
1346	);	1559	);
…		…
1356	};	1569	};
1357		1570
1358	$grp	1571	$grp
1359	}	1572	}
1360		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1361	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1362	cf::sync_job {	1590	cf::sync_job {
1363	my %todo;	1591	my %todo;
1364		1592
1365	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1594	next unless -r $path;
…		…
1384		1612
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1615
1388	$ext{source} =	1616	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1391	. $source	1619	. $source
1392	. "\n};\n1";	1620	. "\n};\n1";
1393		1621
1394	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1395	}	1623	}
1396		1624
		1625	my $pass = 0;
1397	my %done;	1626	my %done;
1398	while (%todo) {	1627	while (%todo) {
1399	my $progress;	1628	my $progress;
1400		1629
		1630	++$pass;
		1631
		1632	ext:
1401	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1635	next ext
1404	unless exists $done{$_};	1636	unless exists $done{$_};
1405	}	1637	}
1406		1638
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1640
1409	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1654
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1656	if exists $v->{meta}{mandatory};
1417		1657
1418	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1419	}	1667	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1668	}
1425		1669
1426	skip:	1670	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1429	}	1680	}
1430	};	1681	};
1431	}	1682	}
1432		1683
1433	#############################################################################	1684	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1518	}	1769	}
1519	}	1770	}
1520	}	1771	}
1521		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1522	sub save($) {	1786	sub save($) {
1523	my ($pl) = @_;	1787	my ($pl) = @_;
1524		1788
1525	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1526		1790
…		…
1531		1795
1532	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1534		1798
1535	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536		1803
1537	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1805	cf::cede_to_tick;
1539	}	1806	}
1540		1807
…		…
1574	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1575		1842
1576	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1578		1845
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1847	$pl->deactivate;
		1848
1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1584	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1585		1854
1586	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1642	\@logins	1911	\@logins
1643	}	1912	}
1644		1913
1645	=item $player->maps	1914	=item $player->maps
1646		1915
		1916	=item cf::player::maps $login
		1917
1647	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1648	player. May block.	1919	player. May block.
1649		1920
1650	=cut	1921	=cut
1651		1922
…		…
1672		1943
1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1674		1945
1675	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1676		1947
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)	1948	=item $player->ext_msg ($type, @msg)
1690		1949
1691	Sends an ext event to the client.	1950	Sends an ext event to the client.
1692		1951
1693	=cut	1952	=cut
…		…
1712		1971
1713	=cut	1972	=cut
1714		1973
1715	sub find_by_path($) {	1974	sub find_by_path($) {
1716	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1717		1978
1718	my ($match, $specificity);	1979	my ($match, $specificity);
1719		1980
1720	for my $region (list) {	1981	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1750	sub generate_random_map {	2011	sub generate_random_map {
1751	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1752		2013
1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754		2015
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	2016	$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	}	2017	}
1770		2018
1771	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1772		2020
1773	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1778		2026
1779	sub register {	2027	sub register {
1780	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	2029	my $pkg = caller;
1782		2030
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		2032
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	2034	}
1788		2035
1789	# also paths starting with '/'	2036	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		2038
1792	sub thawer_merge {	2039	sub thawer_merge {
1793	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1794		2041
1795	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1800	}	2047	}
1801		2048
1802	sub normalise {	2049	sub normalise {
1803	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1804		2051
1805	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1806		2053
1807	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1808		2055
1809	# map plan:	2056	# map plan:
1810	#	2057	#
…		…
1825	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	2073	$path = "$base/$path";
1827	}	2074	}
1828		2075
1829	for ($path) {	2076	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1833	}	2079	}
1834		2080
1835	$path	2081	$path
…		…
1849	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1850	return $self;	2096	return $self;
1851	}	2097	}
1852	}	2098	}
1853		2099
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2101	()
1856	}	2102	}
1857		2103
		2104	# may re-bless or do other evil things
1858	sub init {	2105	sub init {
1859	my ($self) = @_;	2106	my ($self) = @_;
1860		2107
1861	$self	2108	$self
1862	}	2109	}
…		…
1927	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1928		2175
1929	1	2176	1
1930	}	2177	}
1931		2178
		2179	# used to laod the header of an original map
1932	sub load_header_orig {	2180	sub load_header_orig {
1933	my ($self) = @_;	2181	my ($self) = @_;
1934		2182
1935	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1936	}	2184	}
1937		2185
		2186	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2187	sub load_header_temp {
1939	my ($self) = @_;	2188	my ($self) = @_;
1940		2189
1941	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1942	}	2191	}
1943		2192
		2193	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2194	sub prepare_temp {
1945	my ($self) = @_;	2195	my ($self) = @_;
1946		2196
1947	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1949	# safety	2199	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2202	}
1953		2203
		2204	# called after loading the header from an original map
1954	sub prepare_orig {	2205	sub prepare_orig {
1955	my ($self) = @_;	2206	my ($self) = @_;
1956		2207
1957	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2233
1983	sub find;	2234	sub find;
1984	sub find {	2235	sub find {
1985	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1986		2237
		2238	cf::cede_to_tick;
		2239
1987	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1988		2241
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2244
1992	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
2009		2262
2010	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
2011	}	2264	}
2012	}	2265	}
2013		2266
2014	sub pre_load { }	2267	sub pre_load { }
2015	sub post_load { }	2268	#sub post_load { } # XS
2016		2269
2017	sub load {	2270	sub load {
2018	my ($self) = @_;	2271	my ($self) = @_;
2019		2272
2020	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2023		2276
2024	{	2277	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2026		2279
2027	return unless $self->valid;	2280	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2282
2032	$self->alloc;	2283	$self->alloc;
2033		2284
2034	$self->pre_load;	2285	$self->pre_load;
2035	cf::cede_to_tick;	2286	cf::cede_to_tick;
2036		2287
		2288	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2290	$f->skip_block;
2039	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2040	or return;	2292	or return;
2041		2293
2042	$self->post_load_original	2294	$self->post_load_original
2043	if delete $self->{load_original};	2295	if delete $self->{load_original};
2044		2296
2045	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2298	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2301	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2052	}	2305	}
2053	}	2306	}
2054	}
2055		2307
2056	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2057		2315
2058	cf::cede_to_tick;	2316	cf::cede_to_tick;
2059	# now do the right thing for maps	2317	# now do the right thing for maps
2060	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2324	$self->decay_objects;
2067	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2068	$self->update_buttons;	2326	$self->update_buttons;
2069	cf::cede_to_tick;	2327	cf::cede_to_tick;
2070	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2071	}	2329	}
2072		2330
2073	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2333	}
2078		2334
2079	$self->post_load;	2335	$self->post_load;
2080	}
2081		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2343	sub customise_for {
2083	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2084		2345
2085	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2347	if $self->per_player;
…		…
2089	# if $self->per_party;	2350	# if $self->per_party;
2090		2351
2091	$self	2352	$self
2092	}	2353	}
2093		2354
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 {	2355	sub find_sync {
2121	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2122		2357
2123	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2124	}	2363	}
2125		2364
2126	sub do_load_sync {	2365	sub do_load_sync {
2127	my ($map) = @_;	2366	my ($map) = @_;
2128		2367
		2368	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2131		2371
2132	cf::sync_job { $map->load };	2372	$map->load;
2133	}	2373	}
2134		2374
2135	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2137		2377
2138	sub find_async {	2378	sub find_async {
2139	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2140		2380
2141	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2142		2382
2143	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2145	}	2385	}
2146		2386
2147	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2148		2388
2149	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2164		2404
2165	()	2405	()
2166	}	2406	}
2167		2407
		2408	# common code, used by both ->save and ->swapout
2168	sub save {	2409	sub _save {
2169	my ($self) = @_;	2410	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2411
2173	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2174		2413
2175	return unless $self->dirty;	2414	return unless $self->dirty;
2176		2415
…		…
2196	} else {	2435	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2437	}
2199	}	2438	}
2200		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2201	sub swap_out {	2448	sub swap_out {
2202	my ($self) = @_;	2449	my ($self) = @_;
2203		2450
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2209	return if $self->players;	2455	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2211	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2212		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2213	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2214		2507
2215	$self->deactivate;	2508	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2510	$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		2511
2263	$self->unlink_save;	2512	$self->unlink_save;
2264	$self->destroy;	2513	$self->destroy;
2265	}	2514	}
2266		2515
…		…
2274		2523
2275	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2276		2525
2277	$self->unlink_save;	2526	$self->unlink_save;
2278		2527
2279	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2533
…		…
2405		2654
2406	Creates and returns a persistent reference to an object that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2407		2656
2408	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2409		2658
2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2411	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2412		2661
2413	=cut	2662	=cut
2414		2663
2415	sub deref {	2664	sub deref {
…		…
2514		2763
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2765
2517	The player should be reasonably safe there for short amounts of time (e.g.	2766	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,	2767	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	2768	though, as the player cannot control the character while it is on the link
2520	map.	2769	map.
2521		2770
2522	Will never block.	2771	Will never block.
2523		2772
2524	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2795	my ($self) = @_;
2547		2796
2548	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2549		2798
		2799	++$self->{_link_recursion};
		2800
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2802
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2554		2805
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2807	}
2557		2808
2558	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2560		2811
…		…
2580	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <= 0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2583		2834
2584	$map->load;	2835	$map->load;
2585	$map->load_neighbours;
2586		2836
2587	return unless $self->contr->active;	2837	return unless $self->contr->active;
2588		2838
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2591		2841	# entering was successful
		2842	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2843	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2844	$self->activate_recursive;
2594	}	2845	}
2595		2846
		2847	}
		2848
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2850
2598	Moves the player to the given map-path and coordinates by first freezing	2851	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	2852	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	2853	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	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2861
2609	our $GOTOGEN;	2862	our $GOTOGEN;
2610		2863
2611	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2613		2872
2614	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2875
2617	$self->enter_link;	2876	$self->enter_link;
…		…
2637	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2638	}	2897	}
2639	}	2898	}
2640		2899
2641	my $map = eval {	2900	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2643		2902
2644	if ($map) {	2903	if ($map) {
2645	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2906	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2908	}
2650		2909
2651	$map	2910	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2662	}	2921	}
2663		2922
2664	$done->() if $done;	2923	$done->($self) if $done;
2665	})->prio (1);	2924	})->prio (1);
2666	}	2925	}
2667		2926
2668	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2669		2928
…		…
2737	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2738		2997
2739	unless (eval {	2998	unless (eval {
2740	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2741		3000
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;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2751	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2752	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2753		3027
2754	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2755		3029
2756	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2757	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2766		3040
2767	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	3042	$self->leave_link;
2769	}	3043	}
2770	})->prio (1);	3044	})->prio (1);
2771	}	3045	}
2772		3046
…		…
2982	=cut	3256	=cut
2983		3257
2984	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2985	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2986		3260
2987	if ($self->extcmd == 2) {
2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2989	} elsif ($self->extcmd == 1) { # TODO: remove
2990	push @msg, msgtype => "event_$type";
2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2992	}
2993	}
2994
2995	=item $client->ext_reply ($msgid, @msg)
2996
2997	Sends an ext reply to the client.
2998
2999	=cut
3000
3001	sub cf::client::ext_reply($$@) {
3002	my ($self, $id, @msg) = @_;
3003
3004	if ($self->extcmd == 2) {
3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3006	} elsif ($self->extcmd == 1) {
3007	#TODO: version 1, remove
3008	unshift @msg, msgtype => "reply", msgid => $id;
3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3010	}
3011	}	3262	}
3012		3263
3013	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
3014		3265
3015	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
3070	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
3071		3322
3072	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3073		3324
3074	if (ref $msg) {	3325	if (ref $msg) {
3075	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3076	"ARRAY" eq ref $msg
3077	? @$msg
3078	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3079		3327
3080	my @reply;
3081
3082	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3083	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3084	}	3346	}
3085
3086	$ns->ext_reply ($reply, @reply)
3087	if $reply;
3088
3089	} else {	3347	} else {
3090	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3091	}	3349	}
3092		3350
3093	cf::override;	3351	cf::override;
3094	},	3352	},
3095	);	3353	);
…		…
3115		3373
3116	$coro	3374	$coro
3117	}	3375	}
3118		3376
3119	cf::client->attach (	3377	cf::client->attach (
3120	on_destroy => sub {	3378	on_client_destroy => sub {
3121	my ($ns) = @_;	3379	my ($ns) = @_;
3122		3380
3123	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3124	},	3382	},
3125	);	3383	);
…		…
3141	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3142		3400
3143	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3144		3402
3145	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3146	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3147	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3148	sort time	3406	sort time
3149	));	3407	));
3150		3408
3151	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3176	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3177	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3178	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3179	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3180	) {	3438	) {
3181	no strict 'refs';
3182	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3184	for @funs;	3441	for @funs;
3185	}	3442	}
3186		3443
…		…
3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3204	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3205		3462
3206	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3207		3464
		3465	my @res;
3208	local $_;	3466	local $_;
3209	local @safe::cf::_safe_eval_args = values %vars;
3210		3467
3211	my $eval =	3468	my $eval =
3212	"do {\n"	3469	"do {\n"
3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3214	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3215	. $code	3472	. $code
3216	. "\n}"	3473	. "\n}"
3217	;	3474	;
3218		3475
		3476	if ($CFG{safe_eval}) {
3219	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3220	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3221	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3222		3485
3223	if ($@) {	3486	if ($@) {
3224	warn "$@";	3487	warn "$@",
3225	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3226	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3227	}	3490	}
3228		3491
3229	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3230	}	3493	}
3231		3494
…		…
3245	=cut	3508	=cut
3246		3509
3247	sub register_script_function {	3510	sub register_script_function {
3248	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3249		3512
3250	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3251	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3252	}	3515	}
3253		3516
3254	=back	3517	=back
3255		3518
3256	=cut	3519	=cut
3257		3520
3258	#############################################################################	3521	#############################################################################
3259	# the server's init and main functions	3522	# the server's init and main functions
3260		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3261	sub load_facedata($) {	3601	sub load_facedata($) {
3262	my ($path) = @_;	3602	my ($path) = @_;
3263		3603
3264	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();
3267
3268	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3269		3605
3270	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3271		3607
3272	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3273	0 < aio_load $path, $facedata
3274	or die "$path: $!";
3275
3276	$facedata = Coro::Storable::thaw $facedata;
3277		3609
3278	$facedata->{version} == 2	3610	$facedata->{version} == 2
3279	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3280		3612
3281	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3282	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3283	type => FT_RSRC,	3615
3284	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3285	};	3617
3286	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3287		3621
3288	{	3622	{
3289	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3290		3624
3291	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3292	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3293		3628
3294	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3295	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3296	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3297	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3298		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3299	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3300	}	3636	}
3301		3637
3302	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3303	next unless $info->{smooth};	3639	next unless $info->{smooth};
3304		3640
…		…
3307		3643
3308	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3309	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3310	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3311	} else {	3647	} else {
3312	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3313	}	3649	}
3314
3315	cf::cede_to_tick;
3316	}	3650	}
3317	}	3651	}
3318		3652
3319	{	3653	{
3320	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3321		3655
3322	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3323	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3324	cf::cede_to_tick;
3325	}	3658	}
3326		3659
3327	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3328	}	3661	}
3329		3662
3330	{	3663	{
3331	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3332		3665
3333	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
3334	if (defined $info->{type}) {	3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3335	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3336		3670
3337	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3338	cf::face::set_type $idx, $info->{type};	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
3339	} else {	3677	} else {
3340	$RESOURCE{$name} = $info;	3678	# $RESOURCE{$name} = $info; # unused
3341	}	3679	}
3342
3343	cf::cede_to_tick;
3344	}	3680	}
3345	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
3346		3692
3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3348		3694
		3695	aio_close $fh if $fh; # close old facedata
		3696
3349	1	3697	1
3350	}	3698	}
3351
3352	cf::global->attach (on_resource_update => sub {
3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3355
3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3357	my $sound = $soundconf->{compat}[$_]
3358	or next;
3359
3360	my $face = cf::face::find "sound/$sound->[1]";
3361	cf::sound::set $sound->[0] => $face;
3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3363	}
3364
3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
3366	my $face = cf::face::find "sound/$v";
3367	cf::sound::set $k => $face;
3368	}
3369	}
3370	});
3371		3699
3372	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
3373	my ($ns, $want) = @_;	3701	my ($ns, $want) = @_;
3374		3702
3375	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
…		…
3383	my $status = load_resource_file_ $_[0];	3711	my $status = load_resource_file_ $_[0];
3384	get_slot 0.1, 100;	3712	get_slot 0.1, 100;
3385	cf::arch::commit_load;	3713	cf::arch::commit_load;
3386		3714
3387	$status	3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
3388	}	3730	}
3389		3731
3390	sub reload_regions {	3732	sub reload_regions {
3391	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3392	# for this (global event?)	3734	# for this (global event?)
…		…
3400	if exists $_->{match};	3742	if exists $_->{match};
3401	}	3743	}
3402	}	3744	}
3403		3745
3404	sub reload_facedata {	3746	sub reload_facedata {
3405	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3406	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3407	}	3749	}
3408		3750
3409	sub reload_archetypes {	3751	sub reload_archetypes {
3410	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3411	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
		3754
		3755	cf::face::set
		3756	"res/skill_info" => FT_RSRC,
		3757	JSON::XS->new->utf8->canonical->encode (
		3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3412	}	3766	}
3413		3767
3414	sub reload_treasures {	3768	sub reload_treasures {
3415	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3416	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3417	}	3771	}
3418		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3419	sub reload_resources {	3793	sub reload_resources {
3420	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3421		3795
		3796	reload_materials;
3422	reload_facedata;	3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
3423	reload_archetypes;	3800	reload_archetypes;
3424	reload_regions;	3801	reload_regions;
3425	reload_treasures;	3802	reload_treasures;
3426		3803
3427	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3428	}	3805	}
3429		3806
3430	sub reload_config {	3807	sub reload_config {
3431	warn "reloading config file...\n";	3808	trace "reloading config file...\n";
3432		3809
3433	open my $fh, "<:utf8", "$CONFDIR/config"	3810	my $config = load_file "$CONFDIR/config";
3434	or return;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3435		3813
3436	local $/;
3437	*CFG = YAML::XS::Load scalar <$fh>;
3438
3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3440		3815
3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3443		3818
3444	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3821	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3447	and die "WARNING: m(un)lockall failed: $!\n";	3822	and die "WARNING: m(un)lockall failed: $!\n";
3448	};	3823	};
3449	warn $@ if $@;	3824	warn $@ if $@;
3450	}	3825	}
3451
3452	warn "finished reloading resource files\n";
3453	}	3826	}
3454		3827
3455	sub pidfile() {	3828	sub pidfile() {
3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3457	or die "$PIDFILE: $!";	3830	or die "$PIDFILE: $!";
…		…
3470	seek $fh, 0, 0;	3843	seek $fh, 0, 0;
3471	print $fh $$;	3844	print $fh $$;
3472	}	3845	}
3473		3846
3474	sub main_loop {	3847	sub main_loop {
3475	warn "EV::loop starting\n";	3848	trace "EV::loop starting\n";
3476	if (1) {	3849	if (1) {
3477	EV::loop;	3850	EV::loop;
3478	}	3851	}
3479	warn "EV::loop returned\n";	3852	trace "EV::loop returned\n";
3480	goto &main_loop unless $REALLY_UNLOOP;	3853	goto &main_loop unless $REALLY_UNLOOP;
3481	}	3854	}
3482		3855
3483	sub main {	3856	sub main {
3484	cf::init_globals; # initialise logging	3857	cf::init_globals; # initialise logging
3485		3858
3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3490		3863
3491	cf::init_experience;
3492	cf::init_anim;
3493	cf::init_attackmess;
3494	cf::init_dynamic;
3495
3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3497		3865
3498	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3499	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3501	(async {	3869	(async {
3502	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3503	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3504	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3505	};	3873	};
3506		3874
3507	evthread_start IO::AIO::poll_fileno;	3875	evthread_start IO::AIO::poll_fileno;
3508		3876
3509	cf::sync_job {	3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
3510	cf::load_settings;	3886	cf::load_settings;
3511	cf::load_materials;
3512		3887
3513	reload_resources;	3888	reload_resources;
3514	reload_config;	3889	reload_config;
3515	db_init;
3516		3890
3517	cf::init_uuid;	3891	cf::init_uuid;
3518	cf::init_signals;	3892	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3893	cf::init_skills;
3521		3894
3522	cf::init_beforeplay;	3895	cf::init_beforeplay;
3523		3896
3524	atomic;	3897	atomic;
…		…
3529		3902
3530	# no (long-running) fork's whatsoever before this point(!)	3903	# no (long-running) fork's whatsoever before this point(!)
3531	use POSIX ();	3904	use POSIX ();
3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533		3906
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3907	cf::_post_init 0;
3535	};	3908	};
3536		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
3537	main_loop;	3917	goto &main_loop;
3538	}	3918	}
3539		3919
3540	#############################################################################	3920	#############################################################################
3541	# initialisation and cleanup	3921	# initialisation and cleanup
3542		3922
3543	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3544	BEGIN {	3924	BEGIN {
3545	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3549	};	3929	};
3550	}	3930	}
3551	}	3931	}
3552		3932
3553	sub write_runtime_sync {	3933	sub write_runtime_sync {
		3934	my $t0 = AE::time;
		3935
3554	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3556		3938
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3940
3559	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3560		3942
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3944	or return;
3563		3945
3564	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	3961	or return;
3580		3962
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	3964	and return;
3583		3965
3584	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		3967
3586	1	3968	1
3587	}	3969	}
3588		3970
3589	our $uuid_lock;	3971	our $uuid_lock;
…		…
3601	or return;	3983	or return;
3602		3984
3603	my $value = uuid_seq uuid_cur;	3985	my $value = uuid_seq uuid_cur;
3604		3986
3605	unless ($value) {	3987	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	3988	info "cowardly refusing to write zero uuid value!\n";
3607	return;	3989	return;
3608	}	3990	}
3609		3991
3610	my $value = uuid_str $value + $uuid_skip;	3992	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	3993	$uuid_skip = 0;
…		…
3621	or return;	4003	or return;
3622		4004
3623	aio_rename "$uuid~", $uuid	4005	aio_rename "$uuid~", $uuid
3624	and return;	4006	and return;
3625		4007
3626	warn "uuid file written ($value).\n";	4008	trace "uuid file written ($value).\n";
3627		4009
3628	1	4010	1
3629		4011
3630	}	4012	}
3631		4013
…		…
3637	}	4019	}
3638		4020
3639	sub emergency_save() {	4021	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3641		4023
3642	warn "emergency_perl_save: enter\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3643		4030
3644	cf::sync_job {	4031	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	4032	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		4033
3650	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	4037	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	4040	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	4042	$pl->save;
3659	}	4043	}
3660	warn "emergency_perl_save: end player save\n";	4044	info "emergency_perl_save: end player save\n";
3661		4045
		4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
3662	warn "emergency_perl_save: begin map save\n";	4048	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	4051	$map->valid or next;
3666	$map->save;	4052	$map->save;
3667	}	4053	}
3668	warn "emergency_perl_save: end map save\n";	4054	info "emergency_perl_save: end map save\n";
3669		4055
		4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
3670	warn "emergency_perl_save: begin database checkpoint\n";	4058	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
3673		4061
3674	warn "emergency_perl_save: begin write uuid\n";	4062	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	4063	write_uuid_sync 1;
3676	warn "emergency_perl_save: end write uuid\n";	4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3677	};	4084	};
3678		4085
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";	4086	info "emergency_perl_save: leave\n";
3685	}	4087	}
3686		4088
3687	sub post_cleanup {	4089	sub post_cleanup {
3688	my ($make_core) = @_;	4090	my ($make_core) = @_;
3689		4091
		4092	IO::AIO::flush;
		4093
3690	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	4095	if $make_core;
3692		4096
3693	my $fh = pidfile;	4097	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	4098	unlink $PIDFILE if <$fh> == $$;
3695	}	4099	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	4120	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	4121	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	4123	}
3720	warn "cleared package $pkg\n";#d#
3721	}	4124	}
3722		4125
3723	sub do_reload_perl() {	4126	sub do_reload_perl() {
3724	# can/must only be called in main	4127	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3726	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3727	return;	4130	return;
3728	}	4131	}
3729		4132
3730	return if $RELOAD++;	4133	return if $RELOAD++;
3731		4134
3732	my $t1 = EV::time;	4135	my $t1 = AE::time;
3733		4136
3734	while ($RELOAD) {	4137	while ($RELOAD) {
3735	warn "reloading...";	4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
3736		4140
3737	warn "entering sync_job";	4141	trace "perl_reload: entering sync_job";
3738		4142
3739	cf::sync_job {	4143	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	4144	#cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		4145
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";	4146	trace "perl_reload: cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	4148	%EXT_CORO = ();
3757		4149
3758	warn "removing commands";	4150	trace "perl_reload: removing commands";
3759	%COMMAND = ();	4151	%COMMAND = ();
3760		4152
3761	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3762	%EXTCMD = ();	4154	%EXTCMD = ();
3763	%EXTICMD = ();	4155	%EXTICMD = ();
3764		4156
3765	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3768		4160
3769	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3770	eval {	4162	eval {
3771	$cb->($pkg);	4163	$cb->($pkg);
3772	1	4164	1
3773	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
3774	}	4166	}
3775		4167
3776	warn "... clearing $pkg";	4168	trace "... clearing $pkg";
3777	clear_package $pkg;	4169	clear_package $pkg;
3778	}	4170	}
3779		4171
3780	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		4175
3784	warn "... unloading $k";	4176	trace "... unloading $k";
3785	delete $INC{$k};	4177	delete $INC{$k};
3786		4178
3787	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3789		4181
…		…
3792	}	4184	}
3793		4185
3794	clear_package $k;	4186	clear_package $k;
3795	}	4187	}
3796		4188
3797	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	4190	clear_package "safe::$_"
3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800		4192
3801	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		4196
3805	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3806	# and global variables created in xs	4198	# and global variables created in xs
3807	#clear_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3808		4200
3809	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3810		4202
3811	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3812	require cf;	4204	require cf;
3813	cf::_connect_to_perl_1;	4205	cf::_connect_to_perl_1;
3814		4206
3815	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3816	cf::reload_config;	4208	cf::reload_config;
3817		4209
3818	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3819	cf::load_extensions;	4211	cf::load_extensions;
3820		4212
3821	if ($REATTACH_ON_RELOAD) {	4213	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3825	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
3828	}	4220	}
3829		4221
3830	warn "running post_init jobs";	4222	cf::_post_init 1;
3831	(pop @POST_INIT)->(1) while @POST_INIT;
3832		4223
3833	warn "leaving sync_job";	4224	trace "perl_reload: leaving sync_job";
3834		4225
3835	1	4226	1
3836	} or do {	4227	} or do {
3837	warn $@;	4228	error $@;
3838	cf::cleanup "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3839	};	4230	};
3840		4231
3841	warn "reloaded";
3842	--$RELOAD;	4232	--$RELOAD;
3843	}	4233	}
3844		4234
3845	$t1 = EV::time - $t1;	4235	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	4236	info "perl_reload: completed in ${t1}s\n";
3847	};	4237	};
3848		4238
3849	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3850		4240
3851	sub reload_perl() {	4241	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3854		4244
3855	$RELOAD_WATCHER ||= cf::async {	4245	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	4246	Coro::AIO::aio_wait cache_extensions;
3857		4247
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4249	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3861	};	4251	};
3862	};	4252	};
3863	}	4253	}
…		…
3872	reload_perl;	4262	reload_perl;
3873	};	4263	};
3874	}	4264	}
3875	};	4265	};
3876		4266
3877	unshift @INC, $LIBDIR;	4267	#############################################################################
3878		4268
3879	my $bug_warning = 0;	4269	my $bug_warning = 0;
3880		4270
3881	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;
3883
3884	sub wait_for_tick {	4271	sub wait_for_tick() {
3885	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3886		4273
3887	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3888	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;
3890	}	4275	}
3891		4276
3892	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3894		4279
3895	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4282	$signal->wait;
3898	}	4283	}
…		…
3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3903	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3904	return;	4289	return;
3905	}	4290	}
3906		4291
3907	cf::server_tick; # one server iteration	4292	cf::one_tick; # one server iteration
		4293
		4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3908		4295
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911	Coro::async_pool {	4298	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4300	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3915	};	4302	};
3916	}	4303	}
3917		4304
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4306	$sig->send;
3920	}	4307	}
3921	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3922	$sig->send;
3923	}
3924		4309
3925	$LOAD = ($NOW - $TICK_START) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3927		4312
3928	if (0) {	4313	if (0) {
3929	if ($NEXT_TICK) {	4314	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4315	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4317	debug "jitter $JITTER\n";#d#
3933	}	4318	}
3934	}	4319	}
3935	}	4320	}
3936		4321
3937	{	4322	{
3938	# configure BDB	4323	# configure BDB
		4324	info "initialising database";
3939		4325
3940	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3943		4329
3944	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4333	$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 { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3973	};	4359	};
3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3976	};	4362	};
		4363
		4364	info "database initialised";
3977	}	4365	}
3978		4366
3979	{	4367	{
3980	# configure IO::AIO	4368	# configure IO::AIO
3981		4369
		4370	info "initialising aio";
3982	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3983	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3984	undef $AnyEvent::AIO::WATCHER;	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3985	}	4375	}
3986		4376
3987	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3988		4379
3989	sub _log_backtrace {	4380	sub _log_backtrace {
3990	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3991		4382
3992	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3993		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3994	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3995	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3996	++$_log_backtrace;	4391	++$_log_backtrace;
3997	my $perl_bt = Carp::longmess $msg;	4392	my $perl_bt = Carp::longmess $msg;
3998	async {	4393	async {
3999	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
4000		4395
…		…
4020	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
4021	--$_log_backtrace;	4416	--$_log_backtrace;
4022	};	4417	};
4023	} else {	4418	} else {
4024	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
4025	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4026	}	4421	}
4027	}	4422	}
4028		4423
4029	# load additional modules	4424	# load additional modules
4030	require "cf/$_.pm" for @EXTRA_MODULES;	4425	require "cf/$_.pm" for @EXTRA_MODULES;

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