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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.498 by elmex, Tue Jan 5 16:16:37 2010 UTC vs.
Revision 1.613 by root, Mon Nov 26 13:12:16 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify 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 less than zero, interactive jobs
		579	should use 100 or more.
418		580
419	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
421		583
422	Useful for short background jobs.	584	Useful for short background jobs.
423		585
424	=cut	586	=cut
425		587
426	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
428		591
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
432		595
433	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
434		598
435	while () {	599	while () {
436	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
437	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	605
439	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	610	$job->[2]->send;
443	Coro::cede;
444	goto next_job;	611	goto next_job;
445	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	614	}
447	}	615	}
448		616
449	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
451	push @cf::WAIT_FOR_TICK, $signal;
452	$signal->wait;
453	} else {	619	} else {
		620	$busy = 0;
454	Coro::schedule;	621	Coro::schedule;
455	}	622	}
456	}	623	}
457	};	624	};
458		625
459	sub get_slot($;$$) {	626	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
461		628
462	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
463		630
464	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
465	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
466		634
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
495	=cut	663	=cut
496		664
497	sub sync_job(&) {	665	sub sync_job(&) {
498	my ($job) = @_;	666	my ($job) = @_;
499		667
500	if ($Coro::current == $Coro::main) {	668	if (in_main) {
501	my $time = EV::time;	669	my $time = AE::time;
502		670
503	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
505		673
506	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
507		675
508	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
509		677
510	my $busy = 1;	678	my $busy = 1;
511	my @res;	679	my @res;
512		680
513	(async {	681	(async {
514	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	683	@res = eval { $job->() };
516	warn $@ if $@;	684	error $@ if $@;
517	undef $busy;	685	undef $busy;
518	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
519		687
520	while ($busy) {	688	while ($busy) {
521	if (Coro::nready) {	689	if (Coro::nready) {
…		…
523	} else {	691	} else {
524	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
525	}	693	}
526	}	694	}
527		695
528	my $time = EV::time - $time;	696	my $time = AE::time - $time;
529		697
530	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
531		699
532	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
533	} else {	701	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
556		724
557	$coro	725	$coro
558	}	726	}
559		727
560	=item fork_call { }, $args	728	=item fork_call { }, @args
561		729
562	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
566		734
567	=cut	735	=cut
568		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
569	sub fork_call(&@) {	741	sub fork_call(&@) {
570	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
571		743
572	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)
575
576	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
577	reset_signals;	745	cf::post_fork;
578	&$cb	746	&$cb
579	}, @args;	747	} @args;
580		748
581	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
582	}	761	}
583		762
584	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
585		764
586	=cut	765	=cut
…		…
623	within each server.	802	within each server.
624		803
625	=cut	804	=cut
626		805
627	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
628	my ($name) = @_;	810	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
630		812
631	eval {	813	eval {
632	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
642	}	824	}
643		825
644	our $DB;	826	our $DB;
645		827
646	sub db_init {	828	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	829	$DB ||= db_table "db";
649	};
650	}	830	}
651		831
652	sub db_get($$) {	832	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
654		834
655	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
656	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
657		839
658	$! ? ()	840	$! ? ()
659	: $data	841	: $data
660	}
661	}	842	}
662		843
663	sub db_put($$$) {	844	sub db_put($$$) {
664	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		874
694	my @data;	875	my @data;
695	my $md5;	876	my $md5;
696		877
697	for (0 .. $#$src) {	878	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	880	}
701		881
702	# if processing is expensive, check	882	# if processing is expensive, check
703	# checksum first	883	# checksum first
704	if (1) {	884	if (1) {
…		…
717		897
718	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
719	}	899	}
720	}	900	}
721		901
722	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
723	my $data = $process->(\@data);	903	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
725		905
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		907
728	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
731		911
…		…
741		921
742	=cut	922	=cut
743		923
744	sub datalog($@) {	924	sub datalog($@) {
745	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	927	}
748		928
749	=back	929	=back
750		930
751	=cut	931	=cut
…		…
946		1126
947	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1129
950	} elsif (ref $type) {	1130	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
952		1132
953	} else {	1133	} else {
954	shift @arg;	1134	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
956	}	1136	}
957	}	1137	}
958	}	1138	}
959		1139
960	sub _object_attach {	1140	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
971	}	1151	}
972		1152
973	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
974	} else {	1154	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1156	}
977		1157
978	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
979	}	1159	}
980		1160
…		…
1039		1219
1040	for (@$callbacks) {	1220	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1042		1222
1043	if ($@) {	1223	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1225	override;
1047	}	1226	}
1048		1227
1049	return 1 if $override;	1228	return 1 if $override;
1050	}	1229	}
…		…
1129	for (@$attach) {	1308	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1132	}	1311	}
1133	} else {	1312	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1314	}
1136	}	1315	}
1137	}	1316	}
1138		1317
1139	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1167		1346
1168	sync_job {	1347	sync_job {
1169	if (length $$rdata) {	1348	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1173		1353
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1200		1380
1201	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1383	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1205	}	1385	}
1206	} else {	1386	} else {
1207	aio_unlink $filename;	1387	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1209	}	1389	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1414	$av = $st->{objs};
1235	}	1415	}
1236		1416
1237	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1240		1421
1241	($data, $av)	1422	($data, $av)
1242	}	1423	}
1243		1424
1244	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1248	=cut	1429	=cut
1249		1430
1250	#############################################################################	1431	#############################################################################
1251	# command handling &c	1432	# command handling &c
1252		1433
1253	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1254		1435
1255	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1256	$name.	1437	$name.
1257		1438
1258	=cut	1439	=cut
…		…
1264	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1265		1446
1266	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1267	}	1448	}
1268		1449
1269	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1270		1451
1271	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1272	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1273	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1274	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1275	has logged in successfully.	1456	has logged in successfully.
1276		1457
1277	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1278	called.
1279		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1280	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1281		1466
1282	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1283	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1284	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1285	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1286	log-in.	1471	log-in.
1287		1472
1288	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1289	called.
1290		1474
1291	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1292		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1293	sub register_extcmd {	1482	sub register_extcmd($$) {
1294	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1295		1484
1296	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1297	}	1486	}
1298		1487
1299	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1300	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1301		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1302	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1303	}	1498	}
1304		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1305	use File::Glob ();	1506	use File::Glob ();
1306		1507
1307	cf::player->attach (	1508	cf::player->attach (
1308	on_command => sub {	1509	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1310		1511
1311	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1312	or return;	1513	or return;
1313		1514
…		…
1321	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1322		1523
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1525
1325	if (ref $msg) {	1526	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1327	"ARRAY" eq ref $msg
1328	? @$msg
1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1330		1528
1331	my @reply;
1332
1333	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1334	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1335	}	1547	}
1336		1548
1337	$pl->ext_reply ($reply, @reply)
1338	if $reply;
1339
1340	} else {	1549	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1551	}
1343		1552
1344	cf::override;	1553	cf::override;
1345	},	1554	},
1346	);	1555	);
…		…
1356	};	1565	};
1357		1566
1358	$grp	1567	$grp
1359	}	1568	}
1360		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1361	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1362	cf::sync_job {	1586	cf::sync_job {
1363	my %todo;	1587	my %todo;
1364		1588
1365	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1590	next unless -r $path;
…		…
1384		1608
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1611
1388	$ext{source} =	1612	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1391	. $source	1615	. $source
1392	. "\n};\n1";	1616	. "\n};\n1";
1393		1617
1394	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1395	}	1619	}
1396		1620
		1621	my $pass = 0;
1397	my %done;	1622	my %done;
1398	while (%todo) {	1623	while (%todo) {
1399	my $progress;	1624	my $progress;
1400		1625
		1626	++$pass;
		1627
		1628	ext:
1401	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1631	next ext
1404	unless exists $done{$_};	1632	unless exists $done{$_};
1405	}	1633	}
1406		1634
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1636
1409	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1650
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1652	if exists $v->{meta}{mandatory};
1417		1653
1418	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1419	}	1663	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1664	}
1425		1665
1426	skip:	1666	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1429	}	1676	}
1430	};	1677	};
1431	}	1678	}
1432		1679
1433	#############################################################################	1680	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1518	}	1765	}
1519	}	1766	}
1520	}	1767	}
1521		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1522	sub save($) {	1782	sub save($) {
1523	my ($pl) = @_;	1783	my ($pl) = @_;
1524		1784
1525	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1526		1786
…		…
1531		1791
1532	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1534		1794
1535	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536		1799
1537	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1801	cf::cede_to_tick;
1539	}	1802	}
1540		1803
…		…
1574	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1575		1838
1576	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1578		1841
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1843	$pl->deactivate;
		1844
1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1584	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1585		1850
1586	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1642	\@logins	1907	\@logins
1643	}	1908	}
1644		1909
1645	=item $player->maps	1910	=item $player->maps
1646		1911
		1912	=item cf::player::maps $login
		1913
1647	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1648	player. May block.	1915	player. May block.
1649		1916
1650	=cut	1917	=cut
1651		1918
…		…
1672		1939
1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1674		1941
1675	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1676		1943
1677	=item $player->ext_reply ($msgid, @msg)
1678
1679	Sends an ext reply to the player.
1680
1681	=cut
1682
1683	sub ext_reply($$@) {
1684	my ($self, $id, @msg) = @_;
1685
1686	$self->ns->ext_reply ($id, @msg)
1687	}
1688
1689	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1690		1945
1691	Sends an ext event to the client.	1946	Sends an ext event to the client.
1692		1947
1693	=cut	1948	=cut
…		…
1712		1967
1713	=cut	1968	=cut
1714		1969
1715	sub find_by_path($) {	1970	sub find_by_path($) {
1716	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1717		1974
1718	my ($match, $specificity);	1975	my ($match, $specificity);
1719		1976
1720	for my $region (list) {	1977	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1750	sub generate_random_map {	2007	sub generate_random_map {
1751	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1752		2009
1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754		2011
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	2013	}
1770		2014
1771	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1772		2016
1773	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1778		2022
1779	sub register {	2023	sub register {
1780	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	2025	my $pkg = caller;
1782		2026
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		2028
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	2030	}
1788		2031
1789	# also paths starting with '/'	2032	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		2034
1792	sub thawer_merge {	2035	sub thawer_merge {
1793	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1794		2037
1795	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1800	}	2043	}
1801		2044
1802	sub normalise {	2045	sub normalise {
1803	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1804		2047
1805	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1806		2049
1807	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1808		2051
1809	# map plan:	2052	# map plan:
1810	#	2053	#
…		…
1825	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	2069	$path = "$base/$path";
1827	}	2070	}
1828		2071
1829	for ($path) {	2072	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1833	}	2075	}
1834		2076
1835	$path	2077	$path
…		…
1849	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1850	return $self;	2092	return $self;
1851	}	2093	}
1852	}	2094	}
1853		2095
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2097	()
1856	}	2098	}
1857		2099
		2100	# may re-bless or do other evil things
1858	sub init {	2101	sub init {
1859	my ($self) = @_;	2102	my ($self) = @_;
1860		2103
1861	$self	2104	$self
1862	}	2105	}
…		…
1927	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1928		2171
1929	1	2172	1
1930	}	2173	}
1931		2174
		2175	# used to laod the header of an original map
1932	sub load_header_orig {	2176	sub load_header_orig {
1933	my ($self) = @_;	2177	my ($self) = @_;
1934		2178
1935	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1936	}	2180	}
1937		2181
		2182	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2183	sub load_header_temp {
1939	my ($self) = @_;	2184	my ($self) = @_;
1940		2185
1941	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1942	}	2187	}
1943		2188
		2189	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2190	sub prepare_temp {
1945	my ($self) = @_;	2191	my ($self) = @_;
1946		2192
1947	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1949	# safety	2195	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2198	}
1953		2199
		2200	# called after loading the header from an original map
1954	sub prepare_orig {	2201	sub prepare_orig {
1955	my ($self) = @_;	2202	my ($self) = @_;
1956		2203
1957	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2229
1983	sub find;	2230	sub find;
1984	sub find {	2231	sub find {
1985	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1986		2233
		2234	cf::cede_to_tick;
		2235
1987	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1988		2237
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2240
1992	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2009		2258
2010	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2011	}	2260	}
2012	}	2261	}
2013		2262
2014	sub pre_load { }	2263	sub pre_load { }
2015	sub post_load { }	2264	#sub post_load { } # XS
2016		2265
2017	sub load {	2266	sub load {
2018	my ($self) = @_;	2267	my ($self) = @_;
2019		2268
2020	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2023		2272
2024	{	2273	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2026		2275
2027	return unless $self->valid;	2276	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2278
2032	$self->alloc;	2279	$self->alloc;
2033		2280
2034	$self->pre_load;	2281	$self->pre_load;
2035	cf::cede_to_tick;	2282	cf::cede_to_tick;
2036		2283
		2284	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2286	$f->skip_block;
2039	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2040	or return;	2288	or return;
2041		2289
2042	$self->post_load_original	2290	$self->post_load_original
2043	if delete $self->{load_original};	2291	if delete $self->{load_original};
2044		2292
2045	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2294	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2297	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2052	}	2301	}
2053	}	2302	}
2054	}
2055		2303
2056	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2057		2311
2058	cf::cede_to_tick;	2312	cf::cede_to_tick;
2059	# now do the right thing for maps	2313	# now do the right thing for maps
2060	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2320	$self->decay_objects;
2067	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2068	$self->update_buttons;	2322	$self->update_buttons;
2069	cf::cede_to_tick;	2323	cf::cede_to_tick;
2070	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2071	}	2325	}
2072		2326
2073	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2329	}
2078		2330
2079	$self->post_load;	2331	$self->post_load;
2080	}
2081		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2339	sub customise_for {
2083	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2084		2341
2085	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2343	if $self->per_player;
…		…
2089	# if $self->per_party;	2346	# if $self->per_party;
2090		2347
2091	$self	2348	$self
2092	}	2349	}
2093		2350
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2351	sub find_sync {
2121	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2122		2353
2123	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2124	}	2359	}
2125		2360
2126	sub do_load_sync {	2361	sub do_load_sync {
2127	my ($map) = @_;	2362	my ($map) = @_;
2128		2363
		2364	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2131		2367
2132	cf::sync_job { $map->load };	2368	$map->load;
2133	}	2369	}
2134		2370
2135	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2137		2373
2138	sub find_async {	2374	sub find_async {
2139	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2140		2376
2141	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2142		2378
2143	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2145	}	2381	}
2146		2382
2147	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2148		2384
2149	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2164		2400
2165	()	2401	()
2166	}	2402	}
2167		2403
		2404	# common code, used by both ->save and ->swapout
2168	sub save {	2405	sub _save {
2169	my ($self) = @_;	2406	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2407
2173	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2174		2409
2175	return unless $self->dirty;	2410	return unless $self->dirty;
2176		2411
…		…
2196	} else {	2431	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2433	}
2199	}	2434	}
2200		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2201	sub swap_out {	2444	sub swap_out {
2202	my ($self) = @_;	2445	my ($self) = @_;
2203		2446
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2209	return if $self->players;	2451	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2211	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2212		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2213	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2214		2503
2215	$self->deactivate;	2504	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2506	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2507
2263	$self->unlink_save;	2508	$self->unlink_save;
2264	$self->destroy;	2509	$self->destroy;
2265	}	2510	}
2266		2511
…		…
2274		2519
2275	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2276		2521
2277	$self->unlink_save;	2522	$self->unlink_save;
2278		2523
2279	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2529
…		…
2405		2650
2406	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2407		2652
2408	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2409		2654
2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2411	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2412		2657
2413	=cut	2658	=cut
2414		2659
2415	sub deref {	2660	sub deref {
…		…
2514		2759
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2761
2517	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2520	map.	2765	map.
2521		2766
2522	Will never block.	2767	Will never block.
2523		2768
2524	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2791	my ($self) = @_;
2547		2792
2548	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2549		2794
		2795	++$self->{_link_recursion};
		2796
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2798
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2554		2801
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2803	}
2557		2804
2558	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2560		2807
…		…
2580	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <= 0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2583		2830
2584	$map->load;	2831	$map->load;
2585	$map->load_neighbours;
2586		2832
2587	return unless $self->contr->active;	2833	return unless $self->contr->active;
2588		2834
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2591		2837	# entering was successful
		2838	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2839	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2840	$self->activate_recursive;
2594	}	2841	}
2595		2842
		2843	}
		2844
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2846
2598	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2599	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2857
2609	our $GOTOGEN;	2858	our $GOTOGEN;
2610		2859
2611	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2613		2868
2614	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2871
2617	$self->enter_link;	2872	$self->enter_link;
…		…
2637	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2638	}	2893	}
2639	}	2894	}
2640		2895
2641	my $map = eval {	2896	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2643		2898
2644	if ($map) {	2899	if ($map) {
2645	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2902	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2904	}
2650		2905
2651	$map	2906	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2662	}	2917	}
2663		2918
2664	$done->() if $done;	2919	$done->($self) if $done;
2665	})->prio (1);	2920	})->prio (1);
2666	}	2921	}
2667		2922
2668	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2669		2924
…		…
2737	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2738		2993
2739	unless (eval {	2994	unless (eval {
2740	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2741		2996
2742	# random map handling
2743	{
2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
2745
2746	prepare_random_map $exit
2747	if $exit->slaying eq "/!";
2748	}
2749
2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2751	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2752	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2753		3023
2754	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2755		3025
2756	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2757	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2766		3036
2767	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	3038	$self->leave_link;
2769	}	3039	}
2770	})->prio (1);	3040	})->prio (1);
2771	}	3041	}
2772		3042
2773	=head3 cf::client	3043	=head3 cf::client
2774		3044
2775	=over 4	3045	=over 4
2776
2777	=item $client->send_drawinfo ($text, $flags)
2778
2779	Sends a drawinfo packet to the client. Circumvents output buffering so
2780	should not be used under normal circumstances.
2781
2782	=cut
2783
2784	sub cf::client::send_drawinfo {
2785	my ($self, $text, $flags) = @_;
2786
2787	utf8::encode $text;
2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2789	}
2790		3046
2791	=item $client->send_big_packet ($pkt)	3047	=item $client->send_big_packet ($pkt)
2792		3048
2793	Like C<send_packet>, but tries to compress large packets, and fragments	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2794	them as required.	3050	them as required.
…		…
2813	$self->send_packet ($pkt);	3069	$self->send_packet ($pkt);
2814	}	3070	}
2815		3071
2816	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2817		3073
2818	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2819	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2820	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2821	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2822		3078
2823	=cut	3079	=cut
2824		3080
2825	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
…		…
2930	id => "death",	3186	id => "death",
2931	title => "Death",	3187	title => "Death",
2932	reply => undef,	3188	reply => undef,
2933	tooltip => "Reason for and more info about your most recent death",	3189	tooltip => "Reason for and more info about your most recent death",
2934	},	3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
2935	"c/say" => $SAY_CHANNEL,	3197	"c/say" => $SAY_CHANNEL,
2936	"c/chat" => $CHAT_CHANNEL,	3198	"c/chat" => $CHAT_CHANNEL,
2937	);	3199	);
2938		3200
2939	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
…		…
2982	=cut	3244	=cut
2983		3245
2984	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2985	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2986		3248
2987	if ($self->extcmd == 2) {
2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2989	} elsif ($self->extcmd == 1) { # TODO: remove
2990	push @msg, msgtype => "event_$type";
2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2992	}
2993	}
2994
2995	=item $client->ext_reply ($msgid, @msg)
2996
2997	Sends an ext reply to the client.
2998
2999	=cut
3000
3001	sub cf::client::ext_reply($$@) {
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	}	3250	}
3012		3251
3013	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
3014		3253
3015	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
3035		3274
3036	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
3037	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
3038		3277
3039	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our %COMMAND_FACE;
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = grep $_,
		3291	$COMMAND_FACE{preferred},
		3292	$COMMAND_FACE{standard},
		3293	$COMMAND_FACE{skill},
		3294	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3295	$COMMAND_FACE{emote},
		3296	;
		3297
		3298	$self->send_face ($_)
		3299	for @faces;
		3300	$self->flush_fx;
		3301
		3302	$self->ext_msg (command_list => @faces);
		3303	}
		3304
		3305	=item cf::client::set_command_face $type, $commands
		3306
		3307	=cut
		3308
		3309	sub cf::client::set_command_face {
		3310	my ($type, $list) = @_;
		3311
		3312	my $idx = &cf::face::set ( #d# ugly forward reference
		3313	"command_list/$type" => cf::FT_RSRC,
		3314	JSON::XS->new->utf8->encode ([ sort @$list ])
		3315	);
		3316
		3317	$COMMAND_FACE{$type} = $idx;
3040	}	3318	}
3041		3319
3042	cf::client->attach (	3320	cf::client->attach (
3043	on_connect => sub {	3321	on_connect => sub {
3044	my ($ns) = @_;	3322	my ($ns) = @_;
…		…
3070	my ($ns, $buf) = @_;	3348	my ($ns, $buf) = @_;
3071		3349
3072	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3350	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3073		3351
3074	if (ref $msg) {	3352	if (ref $msg) {
3075	my ($type, $reply, @payload) =	3353	my ($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		3354
3080	my @reply;
3081
3082	if (my $cb = $EXTICMD{$type}) {	3355	if (my $cb = $EXTIACMD{$type}) {
		3356	$cb->(
		3357	$ns,
		3358	sub {
		3359	$ns->ext_msg ("reply-$reply", @_)
		3360	if $reply;
		3361	},
		3362	@payload
		3363	);
		3364	} else {
		3365	my @reply;
		3366
		3367	if (my $cb = $EXTICMD{$type}) {
3083	@reply = $cb->($ns, @payload);	3368	@reply = $cb->($ns, @payload);
		3369	}
		3370
		3371	$ns->ext_msg ("reply-$reply", @reply)
		3372	if $reply;
3084	}	3373	}
3085
3086	$ns->ext_reply ($reply, @reply)
3087	if $reply;
3088
3089	} else {	3374	} else {
3090	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3375	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3091	}	3376	}
3092		3377
3093	cf::override;	3378	cf::override;
3094	},	3379	},
3095	);	3380	);
…		…
3115		3400
3116	$coro	3401	$coro
3117	}	3402	}
3118		3403
3119	cf::client->attach (	3404	cf::client->attach (
3120	on_destroy => sub {	3405	on_client_destroy => sub {
3121	my ($ns) = @_;	3406	my ($ns) = @_;
3122		3407
3123	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3408	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3124	},	3409	},
3125	);	3410	);
…		…
3176	decrease split destroy change_exp value msg lore send_msg)],	3461	decrease split destroy change_exp value msg lore send_msg)],
3177	["cf::object::player" => qw(player)],	3462	["cf::object::player" => qw(player)],
3178	["cf::player" => qw(peaceful send_msg)],	3463	["cf::player" => qw(peaceful send_msg)],
3179	["cf::map" => qw(trigger)],	3464	["cf::map" => qw(trigger)],
3180	) {	3465	) {
3181	no strict 'refs';
3182	my ($pkg, @funs) = @$_;	3466	my ($pkg, @funs) = @$_;
3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3467	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3184	for @funs;	3468	for @funs;
3185	}	3469	}
3186		3470
…		…
3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3487	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3204	$qcode =~ s/\n/\\n/g;	3488	$qcode =~ s/\n/\\n/g;
3205		3489
3206	%vars = (_dummy => 0) unless %vars;	3490	%vars = (_dummy => 0) unless %vars;
3207		3491
		3492	my @res;
3208	local $_;	3493	local $_;
3209	local @safe::cf::_safe_eval_args = values %vars;
3210		3494
3211	my $eval =	3495	my $eval =
3212	"do {\n"	3496	"do {\n"
3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3497	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3214	. "#line 0 \"{$qcode}\"\n"	3498	. "#line 0 \"{$qcode}\"\n"
3215	. $code	3499	. $code
3216	. "\n}"	3500	. "\n}"
3217	;	3501	;
3218		3502
		3503	if ($CFG{safe_eval}) {
3219	sub_generation_inc;	3504	sub_generation_inc;
		3505	local @safe::cf::_safe_eval_args = values %vars;
3220	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3506	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3221	sub_generation_inc;	3507	sub_generation_inc;
		3508	} else {
		3509	local @cf::_safe_eval_args = values %vars;
		3510	@res = wantarray ? eval eval : scalar eval $eval;
		3511	}
3222		3512
3223	if ($@) {	3513	if ($@) {
3224	warn "$@";	3514	warn "$@",
3225	warn "while executing safe code '$code'\n";	3515	"while executing safe code '$code'\n",
3226	warn "with arguments " . (join " ", %vars) . "\n";	3516	"with arguments " . (join " ", %vars) . "\n";
3227	}	3517	}
3228		3518
3229	wantarray ? @res : $res[0]	3519	wantarray ? @res : $res[0]
3230	}	3520	}
3231		3521
…		…
3245	=cut	3535	=cut
3246		3536
3247	sub register_script_function {	3537	sub register_script_function {
3248	my ($fun, $cb) = @_;	3538	my ($fun, $cb) = @_;
3249		3539
3250	no strict 'refs';	3540	$fun = "safe::$fun" if $CFG{safe_eval};
3251	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3541	*$fun = $safe_hole->wrap ($cb);
3252	}	3542	}
3253		3543
3254	=back	3544	=back
3255		3545
3256	=cut	3546	=cut
3257		3547
3258	#############################################################################	3548	#############################################################################
3259	# the server's init and main functions	3549	# the server's init and main functions
3260		3550
		3551	{
		3552	package cf::face;
		3553
		3554	our %HASH; # hash => idx
		3555	our @DATA; # dynamically-created facedata, only faceste 0 used
		3556	our @FOFS; # file offset, if > 0
		3557	our @SIZE; # size of face, in octets
		3558	our @META; # meta hash of face, if any
		3559	our $DATAFH; # facedata filehandle
		3560
		3561	# internal api, not finalised
		3562	sub set {
		3563	my ($name, $type, $data) = @_;
		3564
		3565	my $idx = cf::face::find $name;
		3566
		3567	if ($idx) {
		3568	delete $HASH{cf::face::get_csum $idx};
		3569	} else {
		3570	$idx = cf::face::alloc $name;
		3571	}
		3572
		3573	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3574
		3575	cf::face::set_type $idx, $type;
		3576	cf::face::set_csum $idx, 0, $hash;
		3577
		3578	# we need to destroy the SV itself, not just modify it, as a running ix
		3579	# might hold a reference to it: "delete" achieves that.
		3580	delete $FOFS[0][$idx];
		3581	delete $DATA[0][$idx];
		3582	$DATA[0][$idx] = $data;
		3583	$SIZE[0][$idx] = length $data;
		3584	delete $META[$idx];
		3585	$HASH{$hash} = $idx;#d#
		3586
		3587	$idx
		3588	}
		3589
		3590	sub _get_data($$$) {
		3591	my ($idx, $set, $cb) = @_;
		3592
		3593	if (defined $DATA[$set][$idx]) {
		3594	$cb->($DATA[$set][$idx]);
		3595	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3596	my $size = $SIZE[$set][$idx];
		3597	my $buf;
		3598	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3599	if ($_[0] == $size) {
		3600	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3601	$cb->($buf);
		3602	} else {
		3603	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3604	}
		3605	};
		3606	} else {
		3607	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3608	}
		3609	}
		3610
		3611	# rather ineffient
		3612	sub cf::face::get_data($;$) {
		3613	my ($idx, $set) = @_;
		3614
		3615	_get_data $idx, $set, Coro::rouse_cb;
		3616	Coro::rouse_wait
		3617	}
		3618
		3619	sub cf::face::ix {
		3620	my ($ns, $set, $idx, $pri) = @_;
		3621
		3622	_get_data $idx, $set, sub {
		3623	$ns->ix_send ($idx, $pri, $_[0]);
		3624	};
		3625	}
		3626	}
		3627
3261	sub load_facedata($) {	3628	sub load_facedata($) {
3262	my ($path) = @_;	3629	my ($path) = @_;
3263		3630
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;	3631	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3269		3632
3270	warn "loading facedata from $path\n";	3633	trace "loading facedata from $path\n";
3271		3634
3272	my $facedata;	3635	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		3636
3278	$facedata->{version} == 2	3637	$facedata->{version} == 2
3279	or cf::cleanup "$path: version mismatch, cannot proceed.";	3638	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3280		3639
3281	# patch in the exptable	3640	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3282	$facedata->{resource}{"res/exp_table"} = {	3641	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3283	type => FT_RSRC,	3642
3284	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3643	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3285	};	3644
3286	cf::cede_to_tick;	3645	# BEGIN ATOMIC
		3646	# from here on, everything must be atomic - no thread switch allowed
		3647	my $t1 = EV::time;
3287		3648
3288	{	3649	{
3289	my $faces = $facedata->{faceinfo};	3650	my $faces = $facedata->{faceinfo};
3290		3651
3291	while (my ($face, $info) = each %$faces) {	3652	for my $face (sort keys %$faces) {
		3653	my $info = $faces->{$face};
3292	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3654	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3293		3655
3294	cf::face::set_visibility $idx, $info->{visibility};	3656	cf::face::set_visibility $idx, $info->{visibility};
3295	cf::face::set_magicmap $idx, $info->{magicmap};	3657	cf::face::set_magicmap $idx, $info->{magicmap};
3296	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3658	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};	3659	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3298		3660	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3299	cf::cede_to_tick;	3661	$cf::face::HASH{$info->{hash64}} = $idx;
		3662	delete $cf::face::META[$idx];
3300	}	3663	}
3301		3664
3302	while (my ($face, $info) = each %$faces) {	3665	while (my ($face, $info) = each %$faces) {
3303	next unless $info->{smooth};	3666	next unless $info->{smooth};
3304		3667
…		…
3307		3670
3308	if (my $smooth = cf::face::find $info->{smooth}) {	3671	if (my $smooth = cf::face::find $info->{smooth}) {
3309	cf::face::set_smooth $idx, $smooth;	3672	cf::face::set_smooth $idx, $smooth;
3310	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3673	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3311	} else {	3674	} else {
3312	warn "smooth face '$info->{smooth}' not found for face '$face'";	3675	error "smooth face '$info->{smooth}' not found for face '$face'";
3313	}	3676	}
3314
3315	cf::cede_to_tick;
3316	}	3677	}
3317	}	3678	}
3318		3679
3319	{	3680	{
3320	my $anims = $facedata->{animinfo};	3681	my $anims = $facedata->{animinfo};
3321		3682
3322	while (my ($anim, $info) = each %$anims) {	3683	while (my ($anim, $info) = each %$anims) {
3323	cf::anim::set $anim, $info->{frames}, $info->{facings};	3684	cf::anim::set $anim, $info->{frames}, $info->{facings};
3324	cf::cede_to_tick;
3325	}	3685	}
3326		3686
3327	cf::anim::invalidate_all; # d'oh	3687	cf::anim::invalidate_all; # d'oh
3328	}	3688	}
3329		3689
3330	{	3690	{
3331	my $res = $facedata->{resource};	3691	my $res = $facedata->{resource};
3332		3692
3333	while (my ($name, $info) = each %$res) {	3693	while (my ($name, $info) = each %$res) {
3334	if (defined $info->{type}) {	3694	if (defined (my $type = $info->{type})) {
		3695	# 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;	3696	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3336		3697
3337	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3338	cf::face::set_type $idx, $info->{type};	3698	cf::face::set_type $idx, $type;
		3699	cf::face::set_csum $idx, 0, $info->{hash};
		3700	$cf::face::SIZE[0][$idx] = $info->{size};
		3701	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3702	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3703	$cf::face::HASH{$info->{hash}} = $idx;
3339	} else {	3704	} else {
3340	$RESOURCE{$name} = $info;	3705	# $RESOURCE{$name} = $info; # unused
3341	}	3706	}
3342
3343	cf::cede_to_tick;
3344	}	3707	}
3345	}	3708	}
		3709
		3710	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3711
		3712	# HACK to clear player env face cache, we need some signal framework
		3713	# for this (global event?)
		3714	%ext::player_env::MUSIC_FACE_CACHE = ();
		3715
		3716	# END ATOMIC
		3717
		3718	cf::debug "facedata atomic update time ", EV::time - $t1;
3346		3719
3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3720	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3348		3721
		3722	aio_close $fh if $fh; # close old facedata
		3723
3349	1	3724	1
3350	}	3725	}
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		3726
3372	register_exticmd fx_want => sub {	3727	register_exticmd fx_want => sub {
3373	my ($ns, $want) = @_;	3728	my ($ns, $want) = @_;
3374		3729
3375	while (my ($k, $v) = each %$want) {	3730	while (my ($k, $v) = each %$want) {
…		…
3383	my $status = load_resource_file_ $_[0];	3738	my $status = load_resource_file_ $_[0];
3384	get_slot 0.1, 100;	3739	get_slot 0.1, 100;
3385	cf::arch::commit_load;	3740	cf::arch::commit_load;
3386		3741
3387	$status	3742	$status
		3743	}
		3744
		3745	sub reload_exp_table {
		3746	_reload_exp_table;
		3747
		3748	cf::face::set
		3749	"res/exp_table" => FT_RSRC,
		3750	JSON::XS->new->utf8->canonical->encode (
		3751	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3752	);
		3753	}
		3754
		3755	sub reload_materials {
		3756	_reload_materials;
3388	}	3757	}
3389		3758
3390	sub reload_regions {	3759	sub reload_regions {
3391	# HACK to clear player env face cache, we need some signal framework	3760	# HACK to clear player env face cache, we need some signal framework
3392	# for this (global event?)	3761	# for this (global event?)
…		…
3400	if exists $_->{match};	3769	if exists $_->{match};
3401	}	3770	}
3402	}	3771	}
3403		3772
3404	sub reload_facedata {	3773	sub reload_facedata {
3405	load_facedata "$DATADIR/facedata"	3774	load_facedata $DATADIR
3406	or die "unable to load facedata\n";	3775	or die "unable to load facedata\n";
3407	}	3776	}
3408		3777
3409	sub reload_archetypes {	3778	sub reload_archetypes {
3410	load_resource_file "$DATADIR/archetypes"	3779	load_resource_file "$DATADIR/archetypes"
3411	or die "unable to load archetypes\n";	3780	or die "unable to load archetypes\n";
		3781
		3782	cf::face::set
		3783	"res/skill_info" => FT_RSRC,
		3784	JSON::XS->new->utf8->canonical->encode (
		3785	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3786	);
		3787
		3788	cf::face::set
		3789	"res/spell_paths" => FT_RSRC,
		3790	JSON::XS->new->utf8->canonical->encode (
		3791	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3792	);
		3793
		3794	# command completion
		3795	my @commands;
		3796
		3797	for (0..cf::arch::skillvec_size - 1) {
		3798	my $skill = cf::arch::skillvec $_;
		3799	my $name = $skill->name;
		3800	my $flags = cf::skill_flags $skill->subtype;
		3801
		3802	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3803	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3804	}
		3805
		3806	cf::client::set_command_face skill => \@commands;
3412	}	3807	}
3413		3808
3414	sub reload_treasures {	3809	sub reload_treasures {
3415	load_resource_file "$DATADIR/treasures"	3810	load_resource_file "$DATADIR/treasures"
3416	or die "unable to load treasurelists\n";	3811	or die "unable to load treasurelists\n";
3417	}	3812	}
3418		3813
		3814	sub reload_sound {
		3815	trace "loading sound config from $DATADIR/sound\n";
		3816
		3817	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3818
		3819	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3820	my $sound = $soundconf->{compat}[$_]
		3821	or next;
		3822
		3823	my $face = cf::face::find "sound/$sound->[1]";
		3824	cf::sound::set $sound->[0] => $face;
		3825	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3826	}
		3827
		3828	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3829	my $face = cf::face::find "sound/$v";
		3830	cf::sound::set $k => $face;
		3831	}
		3832	}
		3833
3419	sub reload_resources {	3834	sub reload_resources {
3420	warn "reloading resource files...\n";	3835	trace "reloading resource files...\n";
3421		3836
		3837	reload_materials;
3422	reload_facedata;	3838	reload_facedata;
		3839	reload_exp_table;
		3840	reload_sound;
3423	reload_archetypes;	3841	reload_archetypes;
3424	reload_regions;	3842	reload_regions;
3425	reload_treasures;	3843	reload_treasures;
3426		3844
3427	warn "finished reloading resource files\n";	3845	trace "finished reloading resource files\n";
3428	}	3846	}
3429		3847
3430	sub reload_config {	3848	sub reload_config {
3431	warn "reloading config file...\n";	3849	trace "reloading config file...\n";
3432		3850
3433	open my $fh, "<:utf8", "$CONFDIR/config"	3851	my $config = load_file "$CONFDIR/config";
3434	or return;	3852	utf8::decode $config;
		3853	*CFG = decode_yaml $config;
3435		3854
3436	local $/;
3437	*CFG = YAML::XS::Load scalar <$fh>;
3438
3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3855	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3440		3856
3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3857	$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};	3858	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3443		3859
3444	if (exists $CFG{mlockall}) {	3860	if (exists $CFG{mlockall}) {
…		…
3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3862	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3447	and die "WARNING: m(un)lockall failed: $!\n";	3863	and die "WARNING: m(un)lockall failed: $!\n";
3448	};	3864	};
3449	warn $@ if $@;	3865	warn $@ if $@;
3450	}	3866	}
3451
3452	warn "finished reloading resource files\n";
3453	}	3867	}
3454		3868
3455	sub pidfile() {	3869	sub pidfile() {
3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3870	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3457	or die "$PIDFILE: $!";	3871	or die "$PIDFILE: $!";
…		…
3470	seek $fh, 0, 0;	3884	seek $fh, 0, 0;
3471	print $fh $$;	3885	print $fh $$;
3472	}	3886	}
3473		3887
3474	sub main_loop {	3888	sub main_loop {
3475	warn "EV::loop starting\n";	3889	trace "EV::loop starting\n";
3476	if (1) {	3890	if (1) {
3477	EV::loop;	3891	EV::loop;
3478	}	3892	}
3479	warn "EV::loop returned\n";	3893	trace "EV::loop returned\n";
3480	goto &main_loop unless $REALLY_UNLOOP;	3894	goto &main_loop unless $REALLY_UNLOOP;
3481	}	3895	}
3482		3896
3483	sub main {	3897	sub main {
3484	cf::init_globals; # initialise logging	3898	cf::init_globals; # initialise logging
3485		3899
3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3900	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3901	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3902	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3903	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3490		3904
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	3905	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3497		3906
3498	# we must not ever block the main coroutine	3907	# we must not ever block the main coroutine
3499	local $Coro::idle = sub {	3908	$Coro::idle = sub {
3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3909	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3501	(async {	3910	(async {
3502	$Coro::current->{desc} = "IDLE BUG HANDLER";	3911	$Coro::current->{desc} = "IDLE BUG HANDLER";
3503	EV::loop EV::LOOP_ONESHOT;	3912	EV::loop EV::LOOP_ONESHOT;
3504	})->prio (Coro::PRIO_MAX);	3913	})->prio (Coro::PRIO_MAX);
3505	};	3914	};
3506		3915
3507	evthread_start IO::AIO::poll_fileno;	3916	evthread_start IO::AIO::poll_fileno;
3508		3917
3509	cf::sync_job {	3918	cf::sync_job {
		3919	cf::incloader::init ();
		3920
		3921	db_init;
		3922
		3923	cf::init_anim;
		3924	cf::init_attackmess;
		3925	cf::init_dynamic;
		3926
3510	cf::load_settings;	3927	cf::load_settings;
3511	cf::load_materials;
3512		3928
3513	reload_resources;	3929	reload_resources;
3514	reload_config;	3930	reload_config;
3515	db_init;
3516		3931
3517	cf::init_uuid;	3932	cf::init_uuid;
3518	cf::init_signals;	3933	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3934	cf::init_skills;
3521		3935
3522	cf::init_beforeplay;	3936	cf::init_beforeplay;
3523		3937
3524	atomic;	3938	atomic;
…		…
3529		3943
3530	# no (long-running) fork's whatsoever before this point(!)	3944	# no (long-running) fork's whatsoever before this point(!)
3531	use POSIX ();	3945	use POSIX ();
3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3946	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533		3947
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3948	cf::_post_init 0;
3535	};	3949	};
3536		3950
		3951	cf::object::thawer::errors_are_fatal 0;
		3952	info "parse errors in files are no longer fatal from this point on.\n";
		3953
		3954	AE::postpone {
		3955	undef &main; # free gobs of memory :)
		3956	};
		3957
3537	main_loop;	3958	goto &main_loop;
3538	}	3959	}
3539		3960
3540	#############################################################################	3961	#############################################################################
3541	# initialisation and cleanup	3962	# initialisation and cleanup
3542		3963
3543	# install some emergency cleanup handlers	3964	# install some emergency cleanup handlers
3544	BEGIN {	3965	BEGIN {
3545	our %SIGWATCHER = ();	3966	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3967	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3968	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3969	cf::cleanup "SIG$signal";
3549	};	3970	};
3550	}	3971	}
3551	}	3972	}
3552		3973
3553	sub write_runtime_sync {	3974	sub write_runtime_sync {
		3975	my $t0 = AE::time;
		3976
3554	# first touch the runtime file to show we are still running:	3977	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3978	# the fsync below can take a very very long time.
3556		3979
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3980	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3981
3559	my $guard = cf::lock_acquire "write_runtime";	3982	my $guard = cf::lock_acquire "write_runtime";
3560		3983
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3984	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3985	or return;
3563		3986
3564	my $value = $cf::RUNTIME + 90 + 10;	3987	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3988	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3989	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	4002	or return;
3580		4003
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4004	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	4005	and return;
3583		4006
3584	warn "runtime file written.\n";	4007	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		4008
3586	1	4009	1
3587	}	4010	}
3588		4011
3589	our $uuid_lock;	4012	our $uuid_lock;
…		…
3601	or return;	4024	or return;
3602		4025
3603	my $value = uuid_seq uuid_cur;	4026	my $value = uuid_seq uuid_cur;
3604		4027
3605	unless ($value) {	4028	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	4029	info "cowardly refusing to write zero uuid value!\n";
3607	return;	4030	return;
3608	}	4031	}
3609		4032
3610	my $value = uuid_str $value + $uuid_skip;	4033	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	4034	$uuid_skip = 0;
…		…
3621	or return;	4044	or return;
3622		4045
3623	aio_rename "$uuid~", $uuid	4046	aio_rename "$uuid~", $uuid
3624	and return;	4047	and return;
3625		4048
3626	warn "uuid file written ($value).\n";	4049	trace "uuid file written ($value).\n";
3627		4050
3628	1	4051	1
3629		4052
3630	}	4053	}
3631		4054
…		…
3637	}	4060	}
3638		4061
3639	sub emergency_save() {	4062	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	4063	my $freeze_guard = cf::freeze_mainloop;
3641		4064
3642	warn "emergency_perl_save: enter\n";	4065	info "emergency_perl_save: enter\n";
		4066
		4067	# this is a trade-off: we want to be very quick here, so
		4068	# save all maps without fsync, and later call a global sync
		4069	# (which in turn might be very very slow)
		4070	local $USE_FSYNC = 0;
3643		4071
3644	cf::sync_job {	4072	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	4073	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		4074
3650	# use a peculiar iteration method to avoid tripping on perl	4075	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	4076	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	4077	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	4078	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	4079	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	4080	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	4081	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4082	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	4083	$pl->save;
3659	}	4084	}
3660	warn "emergency_perl_save: end player save\n";	4085	info "emergency_perl_save: end player save\n";
3661		4086
		4087	cf::write_runtime_sync; # external watchdog should not bark
		4088
3662	warn "emergency_perl_save: begin map save\n";	4089	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	4090	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	4091	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	4092	$map->valid or next;
3666	$map->save;	4093	$map->save;
3667	}	4094	}
3668	warn "emergency_perl_save: end map save\n";	4095	info "emergency_perl_save: end map save\n";
3669		4096
		4097	cf::write_runtime_sync; # external watchdog should not bark
		4098
3670	warn "emergency_perl_save: begin database checkpoint\n";	4099	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	4100	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	4101	info "emergency_perl_save: end database checkpoint\n";
3673		4102
3674	warn "emergency_perl_save: begin write uuid\n";	4103	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	4104	write_uuid_sync 1;
3676	warn "emergency_perl_save: end write uuid\n";	4105	info "emergency_perl_save: end write uuid\n";
		4106
		4107	cf::write_runtime_sync; # external watchdog should not bark
		4108
		4109	trace "emergency_perl_save: syncing database to disk";
		4110	BDB::db_env_txn_checkpoint $DB_ENV;
		4111
		4112	info "emergency_perl_save: starting sync\n";
		4113	IO::AIO::aio_sync sub {
		4114	info "emergency_perl_save: finished sync\n";
		4115	};
		4116
		4117	cf::write_runtime_sync; # external watchdog should not bark
		4118
		4119	trace "emergency_perl_save: flushing outstanding aio requests";
		4120	while (IO::AIO::nreqs || BDB::nreqs) {
		4121	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4122	}
		4123
		4124	cf::write_runtime_sync; # external watchdog should not bark
3677	};	4125	};
3678		4126
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";	4127	info "emergency_perl_save: leave\n";
3685	}	4128	}
3686		4129
3687	sub post_cleanup {	4130	sub post_cleanup {
3688	my ($make_core) = @_;	4131	my ($make_core) = @_;
3689		4132
		4133	IO::AIO::flush;
		4134
3690	warn Carp::longmess "post_cleanup backtrace"	4135	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	4136	if $make_core;
3692		4137
3693	my $fh = pidfile;	4138	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	4139	unlink $PIDFILE if <$fh> == $$;
3695	}	4140	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4160	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	4161	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	4162	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4163	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	4164	}
3720	warn "cleared package $pkg\n";#d#
3721	}	4165	}
3722		4166
3723	sub do_reload_perl() {	4167	sub do_reload_perl() {
3724	# can/must only be called in main	4168	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	4169	unless (in_main) {
3726	warn "can only reload from main coroutine";	4170	error "can only reload from main coroutine";
3727	return;	4171	return;
3728	}	4172	}
3729		4173
3730	return if $RELOAD++;	4174	return if $RELOAD++;
3731		4175
3732	my $t1 = EV::time;	4176	my $t1 = AE::time;
3733		4177
3734	while ($RELOAD) {	4178	while ($RELOAD) {
3735	warn "reloading...";	4179	cf::get_slot 0.1, -1, "reload_perl";
		4180	info "perl_reload: reloading...";
3736		4181
3737	warn "entering sync_job";	4182	trace "perl_reload: entering sync_job";
3738		4183
3739	cf::sync_job {	4184	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	4185	#cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		4186
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";	4187	trace "perl_reload: cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	4188	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	4189	%EXT_CORO = ();
3757		4190
3758	warn "removing commands";	4191	trace "perl_reload: removing commands";
3759	%COMMAND = ();	4192	%COMMAND = ();
3760		4193
3761	warn "removing ext/exti commands";	4194	trace "perl_reload: removing ext/exti commands";
3762	%EXTCMD = ();	4195	%EXTCMD = ();
3763	%EXTICMD = ();	4196	%EXTICMD = ();
3764		4197
3765	warn "unloading/nuking all extensions";	4198	trace "perl_reload: unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	4199	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	4200	trace "... unloading $pkg";
3768		4201
3769	if (my $cb = $pkg->can ("unload")) {	4202	if (my $cb = $pkg->can ("unload")) {
3770	eval {	4203	eval {
3771	$cb->($pkg);	4204	$cb->($pkg);
3772	1	4205	1
3773	} or warn "$pkg unloaded, but with errors: $@";	4206	} or error "$pkg unloaded, but with errors: $@";
3774	}	4207	}
3775		4208
3776	warn "... clearing $pkg";	4209	trace "... clearing $pkg";
3777	clear_package $pkg;	4210	clear_package $pkg;
3778	}	4211	}
3779		4212
3780	warn "unloading all perl modules loaded from $LIBDIR";	4213	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	4214	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4215	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		4216
3784	warn "... unloading $k";	4217	trace "... unloading $k";
3785	delete $INC{$k};	4218	delete $INC{$k};
3786		4219
3787	$k =~ s/\.pm$//;	4220	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	4221	$k =~ s/\//::/g;
3789		4222
…		…
3792	}	4225	}
3793		4226
3794	clear_package $k;	4227	clear_package $k;
3795	}	4228	}
3796		4229
3797	warn "getting rid of safe::, as good as possible";	4230	trace "perl_reload: getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	4231	clear_package "safe::$_"
3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4232	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800		4233
3801	warn "unloading cf.pm \"a bit\"";	4234	trace "perl_reload: unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	4235	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4236	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		4237
3805	# don't, removes xs symbols, too,	4238	# don't, removes xs symbols, too,
3806	# and global variables created in xs	4239	# and global variables created in xs
3807	#clear_package __PACKAGE__;	4240	#clear_package __PACKAGE__;
3808		4241
3809	warn "unload completed, starting to reload now";	4242	info "perl_reload: unload completed, starting to reload now";
3810		4243
3811	warn "reloading cf.pm";	4244	trace "perl_reload: reloading cf.pm";
3812	require cf;	4245	require cf;
3813	cf::_connect_to_perl_1;	4246	cf::_connect_to_perl_1;
3814		4247
3815	warn "loading config and database again";	4248	trace "perl_reload: loading config and database again";
3816	cf::reload_config;	4249	cf::reload_config;
3817		4250
3818	warn "loading extensions";	4251	trace "perl_reload: loading extensions";
3819	cf::load_extensions;	4252	cf::load_extensions;
3820		4253
3821	if ($REATTACH_ON_RELOAD) {	4254	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	4255	trace "perl_reload: reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	4256	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	4257	trace "perl_reload: reattaching attachments to maps";
3825	reattach $_ for values %MAP;	4258	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	4259	trace "perl_reload: reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	4260	reattach $_ for values %PLAYER;
3828	}	4261	}
3829		4262
3830	warn "running post_init jobs";	4263	cf::_post_init 1;
3831	(pop @POST_INIT)->(1) while @POST_INIT;
3832		4264
3833	warn "leaving sync_job";	4265	trace "perl_reload: leaving sync_job";
3834		4266
3835	1	4267	1
3836	} or do {	4268	} or do {
3837	warn $@;	4269	error $@;
3838	cf::cleanup "error while reloading, exiting.";	4270	cf::cleanup "perl_reload: error, exiting.";
3839	};	4271	};
3840		4272
3841	warn "reloaded";
3842	--$RELOAD;	4273	--$RELOAD;
3843	}	4274	}
3844		4275
3845	$t1 = EV::time - $t1;	4276	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	4277	info "perl_reload: completed in ${t1}s\n";
3847	};	4278	};
3848		4279
3849	our $RELOAD_WATCHER; # used only during reload	4280	our $RELOAD_WATCHER; # used only during reload
3850		4281
3851	sub reload_perl() {	4282	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	4284	# coro crashes during coro_state_free->destroy here.
3854		4285
3855	$RELOAD_WATCHER ||= cf::async {	4286	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	4287	Coro::AIO::aio_wait cache_extensions;
3857		4288
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4289	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4290	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4291	undef $RELOAD_WATCHER;
3861	};	4292	};
3862	};	4293	};
3863	}	4294	}
…		…
3872	reload_perl;	4303	reload_perl;
3873	};	4304	};
3874	}	4305	}
3875	};	4306	};
3876		4307
3877	unshift @INC, $LIBDIR;	4308	#############################################################################
3878		4309
3879	my $bug_warning = 0;	4310	my $bug_warning = 0;
3880		4311
3881	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;
3883
3884	sub wait_for_tick {	4312	sub wait_for_tick() {
3885	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4313	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3886		4314
3887	my $signal = new Coro::Signal;	4315	$WAIT_FOR_TICK->wait;
3888	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;
3890	}	4316	}
3891		4317
3892	sub wait_for_tick_begin {	4318	sub wait_for_tick_begin() {
3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4319	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3894		4320
3895	my $signal = new Coro::Signal;	4321	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4322	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4323	$signal->wait;
3898	}	4324	}
…		…
3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4328	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3903	unless ++$bug_warning > 10;	4329	unless ++$bug_warning > 10;
3904	return;	4330	return;
3905	}	4331	}
3906		4332
3907	cf::server_tick; # one server iteration	4333	cf::one_tick; # one server iteration
		4334
		4335	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3908		4336
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4338	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911	Coro::async_pool {	4339	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4340	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4341	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4342	or error "ERROR: unable to write runtime file: $!";
3915	};	4343	};
3916	}	4344	}
3917		4345
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4346	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4347	$sig->send;
3920	}	4348	}
3921	while (my $sig = shift @WAIT_FOR_TICK) {	4349	$WAIT_FOR_TICK->broadcast;
3922	$sig->send;
3923	}
3924		4350
3925	$LOAD = ($NOW - $TICK_START) / $TICK;	4351	$LOAD = ($NOW - $TICK_START) / $TICK;
3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3927		4353
3928	if (0) {	4354	if (0) {
3929	if ($NEXT_TICK) {	4355	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4356	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4357	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4358	debug "jitter $JITTER\n";#d#
3933	}	4359	}
3934	}	4360	}
3935	}	4361	}
3936		4362
3937	{	4363	{
3938	# configure BDB	4364	# configure BDB
		4365	info "initialising database";
3939		4366
3940	BDB::min_parallel 8;	4367	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4368	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4369	#$AnyEvent::BDB::WATCHER->priority (1);
3943		4370
3944	unless ($DB_ENV) {	4371	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4372	$DB_ENV = BDB::db_env_create;
3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4373	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4374	$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 { };	4399	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3973	};	4400	};
3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4401	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4402	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3976	};	4403	};
		4404
		4405	info "database initialised";
3977	}	4406	}
3978		4407
3979	{	4408	{
3980	# configure IO::AIO	4409	# configure IO::AIO
3981		4410
		4411	info "initialising aio";
3982	IO::AIO::min_parallel 8;	4412	IO::AIO::min_parallel 8;
3983	IO::AIO::max_poll_time $TICK * 0.1;	4413	IO::AIO::max_poll_time $TICK * 0.1;
3984	undef $AnyEvent::AIO::WATCHER;	4414	undef $AnyEvent::AIO::WATCHER;
		4415	info "aio initialised";
3985	}	4416	}
3986		4417
3987	my $_log_backtrace;	4418	our $_log_backtrace;
		4419	our $_log_backtrace_last;
3988		4420
3989	sub _log_backtrace {	4421	sub _log_backtrace {
3990	my ($msg, @addr) = @_;	4422	my ($msg, @addr) = @_;
3991		4423
3992	$msg =~ s/\n//;	4424	$msg =~ s/\n$//;
3993		4425
		4426	if ($_log_backtrace_last eq $msg) {
		4427	LOG llevInfo, "[ABT] $msg\n";
		4428	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3994	# limit the # of concurrent backtraces	4429	# limit the # of concurrent backtraces
3995	if ($_log_backtrace < 2) {	4430	} elsif ($_log_backtrace < 2) {
		4431	$_log_backtrace_last = $msg;
3996	++$_log_backtrace;	4432	++$_log_backtrace;
3997	my $perl_bt = Carp::longmess $msg;	4433	my $perl_bt = Carp::longmess $msg;
3998	async {	4434	async {
3999	$Coro::current->{desc} = "abt $msg";	4435	$Coro::current->{desc} = "abt $msg";
4000		4436
…		…
4020	LOG llevInfo, "[ABT] $_\n" for @bt;	4456	LOG llevInfo, "[ABT] $_\n" for @bt;
4021	--$_log_backtrace;	4457	--$_log_backtrace;
4022	};	4458	};
4023	} else {	4459	} else {
4024	LOG llevInfo, "[ABT] $msg\n";	4460	LOG llevInfo, "[ABT] $msg\n";
4025	LOG llevInfo, "[ABT] [suppressed]\n";	4461	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4026	}	4462	}
4027	}	4463	}
4028		4464
4029	# load additional modules	4465	# load additional modules
4030	require "cf/$_.pm" for @EXTRA_MODULES;	4466	require "cf/$_.pm" for @EXTRA_MODULES;

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