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Revision 1.510 by root, Tue Apr 6 22:59:28 2010 UTC vs.
Revision 1.624 by root, Sat Nov 17 23:40:02 2018 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
		4	# Copyright (©) 2018 Marc Alexander Lehmann / the Deliantra team
4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	5	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	6	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	7	# 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	8	# 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	9	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	10	# option) any later version.
10	#	11	#
11	# This program is distributed in the hope that it will be useful,	12	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	15	# GNU General Public License for more details.
15	#	16	#
16	# You should have received a copy of the Affero GNU General Public License	17	# 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	18	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	19	# <http://www.gnu.org/licenses/>.
19	#	20	#
20	# The authors can be reached via e-mail to <support@deliantra.net>	21	# The authors can be reached via e-mail to <support@deliantra.net>
21	#	22	#
22		23
23	package cf;	24	package cf;
24		25
25	use 5.10.0;	26	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		27
29	use Symbol;	28	use Symbol;
30	use List::Util;	29	use List::Util;
31	use Socket;	30	use Socket;
32	use EV;	31	use EV;
…		…
34	use Safe;	33	use Safe;
35	use Safe::Hole;	34	use Safe::Hole;
36	use Storable ();	35	use Storable ();
37	use Carp ();	36	use Carp ();
38		37
39	use Guard ();	38	use AnyEvent ();
		39	use AnyEvent::IO ();
		40	use AnyEvent::DNS ();
		41
40	use Coro ();	42	use Coro ();
41	use Coro::State;	43	use Coro::State;
42	use Coro::Handle;	44	use Coro::Handle;
43	use Coro::EV;	45	use Coro::EV;
44	use Coro::AnyEvent;	46	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	52	use Coro::AIO;
51	use Coro::BDB 1.6;	53	use Coro::BDB 1.6;
52	use Coro::Storable;	54	use Coro::Storable;
53	use Coro::Util ();	55	use Coro::Util ();
54		56
		57	use Guard ();
55	use JSON::XS 2.01 ();	58	use JSON::XS 2.01 ();
56	use BDB ();	59	use BDB ();
57	use Data::Dumper;	60	use Data::Dumper;
58	use Fcntl;	61	use Fcntl;
59	use YAML::XS ();	62	use YAML::XS ();
		63	use CBOR::XS ();
60	use IO::AIO ();	64	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	65	use Compress::LZF;
63	use Digest::MD5 ();	66	use Digest::MD5 ();
64		67
65	AnyEvent::detect;	68	AnyEvent::detect;
66		69
…		…
78	# strictly for debugging	81	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		83
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	84	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		85
		86	our @ORIG_INC;
		87
83	our %COMMAND = ();	88	our %COMMAND = ();
84	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
85		90
86	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
88	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
91		98
92	our $RELOAD; # number of reloads so far, non-zero while in reload	99	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	100	our @EVENT;
94	our @REFLECT; # set by XS	101	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	102	our %REFLECT; # set by us
96		103
97	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
98	our $DATADIR = datadir;	106	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
102	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	117	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	118	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		119
111	our %RESOURCE;	120	#our %RESOURCE; # unused
		121
		122	our $OUTPUT_RATE_MIN = 3000;
		123	our $OUTPUT_RATE_MAX = 1000000;
		124
		125	our $MAX_LINKS = 32; # how many chained exits to follow
		126	our $VERBOSE_IO = 1;
112		127
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	130	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	131	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	133	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	134	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	135	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	136	our $DB_ENV;
122		137
123	our @EXTRA_MODULES = qw(pod match mapscript);	138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		139
125	our %CFG;	140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		142
127	our $UPTIME; $UPTIME ||= time;	143	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
129	our $NOW;	146	our $NOW;
130		147
131	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		159
143	our @POST_INIT;	160	our @POST_INIT;
144		161
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	162	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	163	our $REALLY_UNLOOP; # never set to true, please :)
		164
		165	our $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
147		167
148	binmode STDOUT;	168	binmode STDOUT;
149	binmode STDERR;	169	binmode STDERR;
150		170
151	# read virtual server time, if available	171	# read virtual server time, if available
…		…
162		182
163	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
164		184
165	sub cf::map::normalise;	185	sub cf::map::normalise;
166		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
167	#############################################################################	191	#############################################################################
168		192
169	%REFLECT = ();	193	%REFLECT = ();
170	for (@REFLECT) {	194	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	195	my $reflect = JSON::XS::decode_json $_;
…		…
181		205
182	=over 4	206	=over 4
183		207
184	=item $cf::UPTIME	208	=item $cf::UPTIME
185		209
186	The timestamp of the server start (so not actually an uptime).	210	The timestamp of the server start (so not actually an "uptime").
		211
		212	=item $cf::SERVER_TICK
		213
		214	An unsigned integer that starts at zero when the server is started and is
		215	incremented on every tick.
		216
		217	=item $cf::NOW
		218
		219	The (real) time of the last (current) server tick - updated before and
		220	after tick processing, so this is useful only as a rough "what time is it
		221	now" estimate.
		222
		223	=item $cf::TICK
		224
		225	The interval between each server tick, in seconds.
187		226
188	=item $cf::RUNTIME	227	=item $cf::RUNTIME
189		228
190	The time this server has run, starts at 0 and is increased by $cf::TICK on	229	The time this server has run, starts at 0 and is increased by $cf::TICK on
191	every server tick.	230	every server tick.
192		231
193	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
194	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
195	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
196		235
197	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
200	database environment.	239	database environment.
201		240
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	241	=item $cf::LOADAVG
211		242
212	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
223	from wherever your confdir points to.	254	from wherever your confdir points to.
224		255
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		257
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
228	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$cf::WAIT_FOR_TICK>).
		267
		268	=item $cf::WAIT_FOR_TICK
		269
		270	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		271	variable contains a L<Coro::Signal> that is broadcats after every server
		272	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		273	next server tick.
		274
		275	=cut
		276
		277	sub wait_for_tick();
		278	sub wait_for_tick_begin();
230		279
231	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
232		281
233	This array contains the results of the last C<invoke ()> call. When	282	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
242		291
243	=back	292	=back
244		293
245	=cut	294	=cut
246		295
		296	sub error(@) { LOG llevError, join "", @_ }
		297	sub warn (@) { LOG llevWarn , join "", @_ }
		298	sub info (@) { LOG llevInfo , join "", @_ }
		299	sub debug(@) { LOG llevDebug, join "", @_ }
		300	sub trace(@) { LOG llevTrace, join "", @_ }
		301
247	$Coro::State::WARNHOOK = sub {	302	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	303	my $msg = join "", @_;
249		304
250	$msg .= "\n"	305	$msg .= "\n"
251	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
252		307
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	308	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		309
255	LOG llevError, $msg;	310	LOG llevWarn, $msg;
256	};	311	};
257		312
258	$Coro::State::DIEHOOK = sub {	313	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	314	return unless $^S eq 0; # "eq", not "=="
260		315
261	warn Carp::longmess $_[0];	316	error Carp::longmess $_[0];
262		317
263	if ($Coro::current == $Coro::main) {#d#	318	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	319	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	320	return;#d#
266	}#d#	321	}#d#
267		322
268	# kill coroutine otherwise	323	# kill coroutine otherwise
269	Coro::terminate	324	Coro::terminate
…		…
289	)) {	344	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	346	}
292		347
293	$EV::DIED = sub {	348	$EV::DIED = sub {
294	Carp::cluck "error in event callback: @_";	349	warn "error in event callback: $@";
295	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
296		356
297	#############################################################################	357	#############################################################################
298		358
299	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
300		360
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	382	$d
323	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
324	}	384	}
325		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($path, $data, $sync) = @_;
		409
		410	my $lock = cf::lock_acquire ("replace_file:$path");
		411
		412	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		413	or return;
		414
		415	$data = $data->() if ref $data;
		416
		417	length $data == aio_write $fh, 0, (length $data), $data, 0
		418	or return;
		419
		420	!$sync
		421	or !aio_fsync $fh
		422	or return;
		423
		424	aio_close $fh
		425	and return;
		426
		427	aio_rename "$path~", $path
		428	and return;
		429
		430	if ($sync) {
		431	$path =~ s%/[^/]*$%%;
		432	aio_pathsync $path;
		433	}
		434
		435	1
		436	}
		437
326	=item $ref = cf::decode_json $json	438	=item $ref = cf::decode_json $json
327		439
328	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
329		441
330	=item $json = cf::encode_json $ref	442	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		449
338	sub encode_json($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
340		452
		453	=item $ref = cf::decode_storable $scalar
		454
		455	Same as Coro::Storable::thaw, so blocks.
		456
		457	=cut
		458
		459	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		460
		461	=item $ref = cf::decode_yaml $scalar
		462
		463	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		464
		465	=cut
		466
		467	sub decode_yaml($) {
		468	fork_call { YAML::XS::Load $_[0] } @_
		469	}
		470
		471	=item $scalar = cf::decode_cbor $scalar
		472
		473	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		474	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		475	alternative.
		476
		477	=cut
		478
		479	sub decode_cbor($) {
		480	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		481	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		482	CBOR::XS::decode_cbor $_[0]
		483	}
		484
		485	=item $scalar = cf::unlzf $scalar
		486
		487	Same as Compress::LZF::compress, but takes server ticks into account, so
		488	blocks.
		489
		490	=cut
		491
		492	sub unlzf($) {
		493	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		494	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		495	Compress::LZF::decompress $_[0]
		496	}
		497
341	=item cf::post_init { BLOCK }	498	=item cf::post_init { BLOCK }
342		499
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	500	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	501	but I<before> the server starts ticking again.
345		502
346	The cdoeblock will have a single boolean argument to indicate whether this	503	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	504	is a reload or not.
348		505
349	=cut	506	=cut
350		507
351	sub post_init(&) {	508	sub post_init(&) {
352	push @POST_INIT, shift;	509	push @POST_INIT, shift;
353	}	510	}
354		511
		512	sub _post_init {
		513	trace "running post_init jobs";
		514
		515	# run them in parallel...
		516
		517	my @join;
		518
		519	while () {
		520	push @join, map &Coro::async ($_, 0), @POST_INIT;
		521	@POST_INIT = ();
		522
		523	@join or last;
		524
		525	(pop @join)->join;
		526	}
		527	}
		528
355	=item cf::lock_wait $string	529	=item cf::lock_wait $string
356		530
357	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
358		532
359	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
360		534
361	Wait until the given lock is available and then acquires it and returns	535	Wait until the given lock is available and then acquires it and returns
362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,	536	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
…		…
396	}	570	}
397		571
398	=item cf::periodic $interval, $cb	572	=item cf::periodic $interval, $cb
399		573
400	Like EV::periodic, but randomly selects a starting point so that the actions	574	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	575	get spread over time.
402		576
403	=cut	577	=cut
404		578
405	sub periodic($$) {	579	sub periodic($$) {
406	my ($interval, $cb) = @_;	580	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	584	EV::periodic $start, $interval, 0, $cb
411	}	585	}
412		586
413	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
414		588
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	591	C<$time> seconds of cpu time till the next tick. The slot is only valid
		592	till the next cede.
		593
		594	Background jobs should use a priority less than zero, interactive jobs
		595	should use 100 or more.
418		596
419	The optional C<$name> can be used to identify the job to run. It might be	597	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	598	used for statistical purposes and should identify the same time-class.
421		599
422	Useful for short background jobs.	600	Useful for short background jobs.
…		…
434	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
435	my $busy;	613	my $busy;
436		614
437	while () {	615	while () {
438	next_job:	616	next_job:
		617
		618	Coro::cede;
439		619
440	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
441		621
442	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
443	if ($SLOT_QUEUE[$_][0] <= $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
444	$busy = 0;	624	$busy = 0;
445	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
446	$job->[2]->send;	626	$job->[2]->send;
447	Coro::cede;
448	goto next_job;	627	goto next_job;
449	} else {	628	} else {
450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;	629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
451	}	630	}
452	}	631	}
453		632
454	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
455	# we do not use wait_for_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
456	push @cf::WAIT_FOR_TICK, $signal;
457	$signal->wait;
458	} else {	635	} else {
459	$busy = 0;	636	$busy = 0;
460	Coro::schedule;	637	Coro::schedule;
461	}	638	}
462	}	639	}
…		…
488	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
489		666
490	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
491		668
492	The design of Deliantra requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
493	is always able to handle events or runnable, as Deliantra is only	670	is always able to handle events or is runnable, as Deliantra is only
494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
495	acceptable.	672	acceptable.
496		673
497	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
498	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
502	=cut	679	=cut
503		680
504	sub sync_job(&) {	681	sub sync_job(&) {
505	my ($job) = @_;	682	my ($job) = @_;
506		683
507	if ($Coro::current == $Coro::main) {	684	if (in_main) {
508	my $time = EV::time;	685	my $time = AE::time;
509		686
510	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
511	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
512		689
513	LOG llevError, Carp::longmess "sync job";#d#	690	#LOG llevError, Carp::longmess "sync job";#d#
514		691
515	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
516		693
517	my $busy = 1;	694	my $busy = 1;
518	my @res;	695	my @res;
519		696
520	(async {	697	(async {
521	$Coro::current->desc ("sync job coro");	698	$Coro::current->desc ("sync job coro");
522	@res = eval { $job->() };	699	@res = eval { $job->() };
523	warn $@ if $@;	700	error $@ if $@;
524	undef $busy;	701	undef $busy;
525	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
526		703
527	while ($busy) {	704	while ($busy) {
528	if (Coro::nready) {	705	if (Coro::nready) {
529	Coro::cede_notself;	706	Coro::cede_notself;
530	} else {	707	} else {
531	EV::loop EV::LOOP_ONESHOT;	708	EV::run EV::RUN_ONCE;
532	}	709	}
533	}	710	}
534		711
535	my $time = EV::time - $time;	712	my $time = AE::time - $time;
536		713
537	$TICK_START += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
538		715
539	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
540	} else {	717	} else {
…		…
562	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
563		740
564	$coro	741	$coro
565	}	742	}
566		743
567	=item fork_call { }, $args	744	=item fork_call { }, @args
568		745
569	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
570	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
571	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
572	never block itself or use any form of event handling.	749	never block itself or use any form of event handling.
573		750
574	=cut	751	=cut
575		752
		753	sub post_fork {
		754	reset_signals;
		755	}
		756
576	sub fork_call(&@) {	757	sub fork_call(&@) {
577	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
578		759
579	# we seemingly have to make a local copy of the whole thing,
580	# otherwise perl prematurely frees the stuff :/
581	# TODO: investigate and fix (likely this will be rather laborious)
582
583	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
584	reset_signals;	761	cf::post_fork;
585	&$cb	762	&$cb
586	}, @args;	763	} @args;
587		764
588	wantarray ? @res : $res[-1]	765	wantarray ? @res : $res[-1]
		766	}
		767
		768	sub objinfo {
		769	(
		770	"counter value" => cf::object::object_count,
		771	"objects created" => cf::object::create_count,
		772	"objects destroyed" => cf::object::destroy_count,
		773	"freelist size" => cf::object::free_count,
		774	"allocated objects" => cf::object::objects_size,
		775	"active objects" => cf::object::actives_size,
		776	)
589	}	777	}
590		778
591	=item $coin = coin_from_name $name	779	=item $coin = coin_from_name $name
592		780
593	=cut	781	=cut
…		…
630	within each server.	818	within each server.
631		819
632	=cut	820	=cut
633		821
634	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
635	my ($name) = @_;	826	my ($name) = @_;
636	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
637		828
638	eval {	829	eval {
639	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
649	}	840	}
650		841
651	our $DB;	842	our $DB;
652		843
653	sub db_init {	844	sub db_init {
654	cf::sync_job {
655	$DB ||= db_table "db";	845	$DB ||= db_table "db";
656	};
657	}	846	}
658		847
659	sub db_get($$) {	848	sub db_get($$) {
660	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
661		850
662	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
663	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
664		855
665	$! ? ()	856	$! ? ()
666	: $data	857	: $data
667	}
668	}	858	}
669		859
670	sub db_put($$$) {	860	sub db_put($$$) {
671	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
672	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
700		890
701	my @data;	891	my @data;
702	my $md5;	892	my $md5;
703		893
704	for (0 .. $#$src) {	894	for (0 .. $#$src) {
705	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
706	or Carp::croak "$src->[$_]: $!";
707	}	896	}
708		897
709	# if processing is expensive, check	898	# if processing is expensive, check
710	# checksum first	899	# checksum first
711	if (1) {	900	if (1) {
…		…
724		913
725	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
726	}	915	}
727	}	916	}
728		917
729	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
730	my $data = $process->(\@data);	919	my $data = $process->(\@data);
731	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
732		921
733	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
734		923
735	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
736	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
737	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
738		927
…		…
748		937
749	=cut	938	=cut
750		939
751	sub datalog($@) {	940	sub datalog($@) {
752	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
753	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
754	}	943	}
755		944
756	=back	945	=back
757		946
758	=cut	947	=cut
…		…
953		1142
954	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
955	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
956		1145
957	} elsif (ref $type) {	1146	} elsif (ref $type) {
958	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
959		1148
960	} else {	1149	} else {
961	shift @arg;	1150	shift @arg;
962	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
963	}	1152	}
964	}	1153	}
965	}	1154	}
966		1155
967	sub _object_attach {	1156	sub _object_attach {
…		…
977	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
978	}	1167	}
979		1168
980	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
981	} else {	1170	} else {
982	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
983	}	1172	}
984		1173
985	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
986	}	1175	}
987		1176
…		…
1046		1235
1047	for (@$callbacks) {	1236	for (@$callbacks) {
1048	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
1049		1238
1050	if ($@) {	1239	if ($@) {
1051	warn "$@";
1052	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1053	override;	1241	override;
1054	}	1242	}
1055		1243
1056	return 1 if $override;	1244	return 1 if $override;
1057	}	1245	}
…		…
1136	for (@$attach) {	1324	for (@$attach) {
1137	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
1138	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
1139	}	1327	}
1140	} else {	1328	} else {
1141	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
1142	}	1330	}
1143	}	1331	}
1144	}	1332	}
1145		1333
1146	cf::attachable->attach (	1334	cf::attachable->attach (
…		…
1173	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1174		1362
1175	sync_job {	1363	sync_job {
1176	if (length $$rdata) {	1364	if (length $$rdata) {
1177	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1178	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1179	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1180		1369
1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1371	aio_chmod $fh, SAVE_MODE;
1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1184	if ($cf::USE_FSYNC) {	1373	if ($cf::USE_FSYNC) {
…		…
1206	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
1207		1396
1208	$filename =~ s%/[^/]+$%%;	1397	$filename =~ s%/[^/]+$%%;
1209	aio_pathsync $filename if $cf::USE_FSYNC;	1398	aio_pathsync $filename if $cf::USE_FSYNC;
1210	} else {	1399	} else {
1211	warn "unable to save objects: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1212	}	1401	}
1213	} else {	1402	} else {
1214	aio_unlink $filename;	1403	aio_unlink $filename;
1215	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1216	}	1405	}
…		…
1240	my $st = eval { Coro::Storable::thaw $av };	1429	my $st = eval { Coro::Storable::thaw $av };
1241	$av = $st->{objs};	1430	$av = $st->{objs};
1242	}	1431	}
1243		1432
1244	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1245	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1246	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1247		1437
1248	($data, $av)	1438	($data, $av)
1249	}	1439	}
1250		1440
1251	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1255	=cut	1445	=cut
1256		1446
1257	#############################################################################	1447	#############################################################################
1258	# command handling &c	1448	# command handling &c
1259		1449
1260	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1261		1451
1262	Register a callback for execution when the client sends the user command	1452	Register a callback for execution when the client sends the user command
1263	$name.	1453	$name.
1264		1454
1265	=cut	1455	=cut
…		…
1271	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1272		1462
1273	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1274	}	1464	}
1275		1465
1276	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1277		1467
1278	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1279	extcmd packet. Ext commands will be processed in the order they are	1469	extcmd packet. Ext commands will be processed in the order they are
1280	received by the server, like other user commands. The first argument is	1470	received by the server, like other user commands. The first argument is
1281	the logged-in player. Ext commands can only be processed after a player	1471	the logged-in player. Ext commands can only be processed after a player
1282	has logged in successfully.	1472	has logged in successfully.
1283		1473
1284	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1285	called.
1286		1475
		1476	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1477
		1478	Same as C<cf::register_extcmd>, but instead of returning values, the
		1479	callback needs to clal the C<$reply> function.
		1480
1287	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1288		1482
1289	Register a callback for execution when the client sends an (asynchronous)	1483	Register a callback for execution when the client sends an (asynchronous)
1290	exticmd packet. Exti commands are processed by the server as soon as they	1484	exticmd packet. Exti commands are processed by the server as soon as they
1291	are received, i.e. out of order w.r.t. other commands. The first argument	1485	are received, i.e. out of order w.r.t. other commands. The first argument
1292	is a client socket. Exti commands can be received anytime, even before	1486	is a client socket. Exti commands can be received anytime, even before
1293	log-in.	1487	log-in.
1294		1488
1295	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1296	called.
1297		1490
1298	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1299		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1300	sub register_extcmd {	1498	sub register_extcmd($$) {
1301	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1302		1500
1303	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1304	}	1502	}
1305		1503
1306	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1307	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1308		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1309	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
		1514	}
		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
1310	}	1520	}
1311		1521
1312	use File::Glob ();	1522	use File::Glob ();
1313		1523
1314	cf::player->attach (	1524	cf::player->attach (
…		…
1328	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1329		1539
1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1331		1541
1332	if (ref $msg) {	1542	if (ref $msg) {
1333	my ($type, $reply, @payload) =	1543	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1334	"ARRAY" eq ref $msg
1335	? @$msg
1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1337		1544
1338	my @reply;
1339
1340	if (my $cb = $EXTCMD{$type}) {	1545	if (my $cb = $EXTACMD{$type}) {
		1546	$cb->(
		1547	$pl,
		1548	sub {
		1549	$pl->ext_msg ("reply-$reply", @_)
		1550	if $reply;
		1551	},
		1552	@payload
		1553	);
		1554	} else {
		1555	my @reply;
		1556
		1557	if (my $cb = $EXTCMD{$type}) {
1341	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1342	}	1563	}
1343		1564
1344	$pl->ext_reply ($reply, @reply)
1345	if $reply;
1346
1347	} else {	1565	} else {
1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1349	}	1567	}
1350		1568
1351	cf::override;	1569	cf::override;
1352	},	1570	},
1353	);	1571	);
…		…
1363	};	1581	};
1364		1582
1365	$grp	1583	$grp
1366	}	1584	}
1367		1585
		1586	sub _ext_cfg_reg($$$$) {
		1587	my ($rvar, $varname, $cfgname, $default) = @_;
		1588
		1589	$cfgname = lc $varname
		1590	unless length $cfgname;
		1591
		1592	$EXT_CFG{$cfgname} = [$rvar, $default];
		1593
		1594	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1595	}
		1596
1368	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1369	cf::sync_job {	1602	cf::sync_job {
1370	my %todo;	1603	my %todo;
1371		1604
1372	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1373	next unless -r $path;	1606	next unless -r $path;
…		…
1391		1624
1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1394		1627
1395	$ext{source} =	1628	$ext{source} =
1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1397	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1398	. $source	1631	. $source
1399	. "\n};\n1";	1632	. "\n};\n1";
1400		1633
1401	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
…		…
1413	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1414	next ext	1647	next ext
1415	unless exists $done{$_};	1648	unless exists $done{$_};
1416	}	1649	}
1417		1650
1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1419		1652
		1653	my $source = $v->{source};
		1654
		1655	# support "CONF varname :confname = default" pseudo-statements
		1656	$source =~ s{
		1657	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1658	}{
		1659	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1660	}gmxe;
		1661
1420	my $active = eval $v->{source};	1662	my $active = eval $source;
1421		1663
1422	if (length $@) {	1664	if (length $@) {
1423	warn "$v->{path}: $@\n";	1665	error "$v->{path}: $@\n";
1424		1666
1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1426	if exists $v->{meta}{mandatory};	1668	if exists $v->{meta}{mandatory};
		1669
		1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1671	delete $todo{$k};
1427	} else {	1672	} else {
1428	$done{$k} = delete $todo{$k};	1673	$done{$k} = delete $todo{$k};
1429	push @EXTS, $v->{pkg};	1674	push @EXTS, $v->{pkg};
1430	$progress = 1;	1675	$progress = 1;
1431		1676
1432	warn "$v->{base}: extension inactive.\n"	1677	info "$v->{base}: extension inactive.\n"
1433	unless $active;	1678	unless $active;
1434	}	1679	}
1435	}	1680	}
1436		1681
1437	unless ($progress) {	1682	unless ($progress) {
…		…
1439		1684
1440	while (my ($k, $v) = each %todo) {	1685	while (my ($k, $v) = each %todo) {
1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1442	if exists $v->{meta}{mandatory};	1687	if exists $v->{meta}{mandatory};
1443	}	1688	}
		1689
		1690	last;
1444	}	1691	}
1445	}	1692	}
1446	};	1693	};
1447	}	1694	}
1448		1695
…		…
1533	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1534	}	1781	}
1535	}	1782	}
1536	}	1783	}
1537		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($pl, $path) = @_;
		1788
		1789	# restore slots saved in save, below
		1790	my $slots = delete $pl->{_slots};
		1791
		1792	$pl->ob->current_weapon ($slots->[0]);
		1793	$pl->combat_ob ($slots->[1]);
		1794	$pl->ranged_ob ($slots->[2]);
		1795	},
		1796	);
		1797
1538	sub save($) {	1798	sub save($) {
1539	my ($pl) = @_;	1799	my ($pl) = @_;
1540		1800
1541	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1542		1802
…		…
1547		1807
1548	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1549	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
1550		1810
1551	cf::get_slot 0.01;	1811	cf::get_slot 0.01;
		1812
		1813	# save slots, to be restored later
		1814	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1552		1815
1553	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1554	cf::cede_to_tick;	1817	cf::cede_to_tick;
1555	}	1818	}
1556		1819
…		…
1590	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1591		1854
1592	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1856	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1594		1857
1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1596	$pl->deactivate;	1859	$pl->deactivate;
		1860
1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1598	$pl->ob->check_score;
1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1600	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1601		1866
1602	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1603	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1604	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1658	\@logins	1923	\@logins
1659	}	1924	}
1660		1925
1661	=item $player->maps	1926	=item $player->maps
1662		1927
		1928	=item cf::player::maps $login
		1929
1663	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1664	player. May block.	1931	player. May block.
1665		1932
1666	=cut	1933	=cut
1667		1934
…		…
1688		1955
1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1690		1957
1691	Expand deliantra pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1692		1959
1693	=item $player->ext_reply ($msgid, @msg)
1694
1695	Sends an ext reply to the player.
1696
1697	=cut
1698
1699	sub ext_reply($$@) {
1700	my ($self, $id, @msg) = @_;
1701
1702	$self->ns->ext_reply ($id, @msg)
1703	}
1704
1705	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1706		1961
1707	Sends an ext event to the client.	1962	Sends an ext event to the client.
1708		1963
1709	=cut	1964	=cut
…		…
1728		1983
1729	=cut	1984	=cut
1730		1985
1731	sub find_by_path($) {	1986	sub find_by_path($) {
1732	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1733		1990
1734	my ($match, $specificity);	1991	my ($match, $specificity);
1735		1992
1736	for my $region (list) {	1993	for my $region (list) {
1737	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1766	sub generate_random_map {	2023	sub generate_random_map {
1767	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1768		2025
1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1770		2027
1771	# mit "rum" bekleckern, nicht
1772	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1776	$rmp->{exit_on_final_map},
1777	$rmp->{xsize}, $rmp->{ysize},
1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1780	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1781	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1782	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1783	(cf::region::find $rmp->{region}), $rmp->{custom}
1784	)
1785	}	2029	}
1786		2030
1787	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1788		2032
1789	Register a handler for the map path matching the given regex at the	2033	Register a handler for the map path matching the given regex at the
…		…
1794		2038
1795	sub register {	2039	sub register {
1796	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1797	my $pkg = caller;	2041	my $pkg = caller;
1798		2042
1799	no strict;
1800	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1801		2044
1802	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1803	}	2046	}
1804		2047
1805	# also paths starting with '/'	2048	# also paths starting with '/'
1806	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1807		2050
1808	sub thawer_merge {	2051	sub thawer_merge {
1809	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1810		2053
1811	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1816	}	2059	}
1817		2060
1818	sub normalise {	2061	sub normalise {
1819	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1820		2063
1821	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1822		2065
1823	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1824		2067
1825	# map plan:	2068	# map plan:
1826	#	2069	#
…		…
1841	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1842	$path = "$base/$path";	2085	$path = "$base/$path";
1843	}	2086	}
1844		2087
1845	for ($path) {	2088	for ($path) {
1846	redo if s{//}{/};
1847	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1848	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1849	}	2091	}
1850		2092
1851	$path	2093	$path
…		…
1865	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1866	return $self;	2108	return $self;
1867	}	2109	}
1868	}	2110	}
1869		2111
1870	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1871	()	2113	()
1872	}	2114	}
1873		2115
		2116	# may re-bless or do other evil things
1874	sub init {	2117	sub init {
1875	my ($self) = @_;	2118	my ($self) = @_;
1876		2119
1877	$self	2120	$self
1878	}	2121	}
…		…
1943	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1944		2187
1945	1	2188	1
1946	}	2189	}
1947		2190
		2191	# used to laod the header of an original map
1948	sub load_header_orig {	2192	sub load_header_orig {
1949	my ($self) = @_;	2193	my ($self) = @_;
1950		2194
1951	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1952	}	2196	}
1953		2197
		2198	# used to laod the header of an instantiated map
1954	sub load_header_temp {	2199	sub load_header_temp {
1955	my ($self) = @_;	2200	my ($self) = @_;
1956		2201
1957	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1958	}	2203	}
1959		2204
		2205	# called after loading the header from an instantiated map
1960	sub prepare_temp {	2206	sub prepare_temp {
1961	my ($self) = @_;	2207	my ($self) = @_;
1962		2208
1963	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1964	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1965	# safety	2211	# safety
1966	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1967	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1968	}	2214	}
1969		2215
		2216	# called after loading the header from an original map
1970	sub prepare_orig {	2217	sub prepare_orig {
1971	my ($self) = @_;	2218	my ($self) = @_;
1972		2219
1973	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1974	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1998		2245
1999	sub find;	2246	sub find;
2000	sub find {	2247	sub find {
2001	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
2002		2249
		2250	cf::cede_to_tick;
		2251
2003	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
2004		2253
2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2006	my $guard2 = cf::lock_acquire "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
2007		2256
2008	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
…		…
2039		2288
2040	{	2289	{
2041	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
2042		2291
2043	return unless $self->valid;	2292	return unless $self->valid;
2044	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
2045
2046	$self->in_memory (cf::MAP_LOADING);
2047		2294
2048	$self->alloc;	2295	$self->alloc;
2049		2296
2050	$self->pre_load;	2297	$self->pre_load;
2051	cf::cede_to_tick;	2298	cf::cede_to_tick;
2052		2299
		2300	if (exists $self->{load_path}) {
2053	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
2054	$f->skip_block;	2302	$f->skip_block;
2055	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
2056	or return;	2304	or return;
2057		2305
2058	$self->post_load_original	2306	$self->post_load_original
2059	if delete $self->{load_original};	2307	if delete $self->{load_original};
2060		2308
2061	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
2062	utf8::encode $uniq;	2310	utf8::encode $uniq;
2063	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
2064	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
2065	$self->clear_unique_items;	2313	$self->clear_unique_items;
2066	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
2067	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
2068	}	2317	}
2069	}	2318	}
2070	}
2071		2319
2072	$f->resolve_delayed_derefs;	2320	$f->resolve_delayed_derefs;
		2321	} else {
		2322	$self->post_load_original
		2323	if delete $self->{load_original};
		2324	}
		2325
		2326	$self->state (cf::MAP_INACTIVE);
2073		2327
2074	cf::cede_to_tick;	2328	cf::cede_to_tick;
2075	# now do the right thing for maps	2329	# now do the right thing for maps
2076	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
2077	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
2081	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
2082	$self->decay_objects;	2336	$self->decay_objects;
2083	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
2084	$self->update_buttons;	2338	$self->update_buttons;
2085	cf::cede_to_tick;	2339	cf::cede_to_tick;
2086	$self->activate;	2340	#$self->activate; # no longer activate maps automatically
2087	}	2341	}
2088		2342
2089	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
2090	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
2091
2092	$self->in_memory (cf::MAP_ACTIVE);
2093	}	2345	}
2094		2346
2095	$self->post_load;	2347	$self->post_load;
		2348
		2349	1
2096	}	2350	}
2097		2351
2098	# customize the map for a given player, i.e.	2352	# customize the map for a given player, i.e.
2099	# return the _real_ map. used by e.g. per-player	2353	# return the _real_ map. used by e.g. per-player
2100	# maps to change the path to ~playername/mappath	2354	# maps to change the path to ~playername/mappath
…		…
2108	# if $self->per_party;	2362	# if $self->per_party;
2109		2363
2110	$self	2364	$self
2111	}	2365	}
2112		2366
2113	# find and load all maps in the 3x3 area around a map
2114	sub load_neighbours {
2115	my ($map) = @_;
2116
2117	my @neigh; # diagonal neighbours
2118
2119	for (0 .. 3) {
2120	my $neigh = $map->tile_path ($_)
2121	or next;
2122	$neigh = find $neigh, $map
2123	or next;
2124	$neigh->load;
2125
2126	push @neigh,
2127	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2128	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2129	}
2130
2131	for (grep defined $_->[0], @neigh) {
2132	my ($path, $origin) = @$_;
2133	my $neigh = find $path, $origin
2134	or next;
2135	$neigh->load;
2136	}
2137	}
2138
2139	sub find_sync {	2367	sub find_sync {
2140	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2141		2369
2142	cf::sync_job { find $path, $origin }	2370	# it's a bug to call this from the main context
		2371	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2372	if $Coro::current == $Coro::main;
		2373
		2374	find $path, $origin
2143	}	2375	}
2144		2376
2145	sub do_load_sync {	2377	sub do_load_sync {
2146	my ($map) = @_;	2378	my ($map) = @_;
2147		2379
		2380	# it's a bug to call this from the main context
2148	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2149	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2150		2383
2151	cf::sync_job { $map->load };	2384	$map->load;
2152	}	2385	}
2153		2386
2154	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2155	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2156		2389
2157	sub find_async {	2390	sub find_async {
2158	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2159		2392
2160	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2161		2394
2162	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2396	return $map if !$load || $map->linkable;
2164	}	2397	}
2165		2398
2166	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2167		2400
2168	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
2169	$Coro::current->{desc} = "map prefetcher";	2402	$Coro::current->{desc} = "map prefetcher";
2170		2403
2171	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2172	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2173	if (my $map = find $k) {	2406	if (my $map = find $k) {
2174	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2175	}	2408	}
2176		2409
2177	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2178	}	2411	}
2179	}	2412	}
…		…
2182	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2183		2416
2184	()	2417	()
2185	}	2418	}
2186		2419
		2420	# common code, used by both ->save and ->swapout
2187	sub save {	2421	sub _save {
2188	my ($self) = @_;	2422	my ($self) = @_;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2423
2192	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2193		2425
2194	return unless $self->dirty;	2426	return unless $self->dirty;
2195		2427
…		…
2215	} else {	2447	} else {
2216	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2448	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2217	}	2449	}
2218	}	2450	}
2219		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2220	sub swap_out {	2460	sub swap_out {
2221	my ($self) = @_;	2461	my ($self) = @_;
2222		2462
2223	# save first because save cedes
2224	$self->save;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2228	return if $self->players;	2467	return if $self->players;
2229	return if $self->in_memory != cf::MAP_ACTIVE;	2468
		2469	# first deactivate the map and "unlink" it from the core
		2470	$self->deactivate;
		2471	$_->clear_links_to ($self) for values %cf::MAP;
		2472	$self->state (cf::MAP_SWAPPED);
		2473
		2474	# then atomically save
		2475	$self->_save;
		2476
		2477	# then free the map
		2478	$self->clear;
		2479	}
		2480
		2481	sub reset_at {
		2482	my ($self) = @_;
		2483
		2484	# TODO: safety, remove and allow resettable per-player maps
2230	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2231		2486
		2487	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2488	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2489
		2490	$time + $to
		2491	}
		2492
		2493	sub should_reset {
		2494	my ($self) = @_;
		2495
		2496	$self->reset_at <= $cf::RUNTIME
		2497	}
		2498
		2499	sub reset {
		2500	my ($self) = @_;
		2501
		2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2503
		2504	return if $self->players;
		2505
		2506	cf::trace "resetting map ", $self->path, "\n";
		2507
2232	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
		2509
		2510	# need to save uniques path
		2511	unless ($self->{deny_save}) {
		2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2513
		2514	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2515	if $uniq;
		2516	}
		2517
		2518	delete $cf::MAP{$self->path};
2233		2519
2234	$self->deactivate;	2520	$self->deactivate;
2235	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2236	$self->clear;	2522	$self->clear;
2237	}
2238
2239	sub reset_at {
2240	my ($self) = @_;
2241
2242	# TODO: safety, remove and allow resettable per-player maps
2243	return 1e99 if $self->{deny_reset};
2244
2245	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2246	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2247
2248	$time + $to
2249	}
2250
2251	sub should_reset {
2252	my ($self) = @_;
2253
2254	$self->reset_at <= $cf::RUNTIME
2255	}
2256
2257	sub reset {
2258	my ($self) = @_;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261
2262	return if $self->players;
2263
2264	warn "resetting map ", $self->path, "\n";
2265
2266	$self->in_memory (cf::MAP_SWAPPED);
2267
2268	# need to save uniques path
2269	unless ($self->{deny_save}) {
2270	my $uniq = $self->uniq_path; utf8::encode $uniq;
2271
2272	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2273	if $uniq;
2274	}
2275
2276	delete $cf::MAP{$self->path};
2277
2278	$self->deactivate;
2279	$_->clear_links_to ($self) for values %cf::MAP;
2280	$self->clear;
2281		2523
2282	$self->unlink_save;	2524	$self->unlink_save;
2283	$self->destroy;	2525	$self->destroy;
2284	}	2526	}
2285		2527
…		…
2293		2535
2294	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2295		2537
2296	$self->unlink_save;	2538	$self->unlink_save;
2297		2539
2298	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2299	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2300	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2301	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2302	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2303		2545
…		…
2424		2666
2425	Creates and returns a persistent reference to an object that can be stored as a string.	2667	Creates and returns a persistent reference to an object that can be stored as a string.
2426		2668
2427	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2428		2670
2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2430	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2431		2673
2432	=cut	2674	=cut
2433		2675
2434	sub deref {	2676	sub deref {
…		…
2516	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2517		2759
2518	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2519	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2520		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2521	=cut	2788	=cut
2522		2789
2523	sub cf::object::player::may {	2790	sub cf::object::player::may {
2524	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2525		2792
2526	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2527	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2528	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2529	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2530	}	2797	}
2531		2798
2532	=item $player_object->enter_link	2799	=item $player_object->enter_link
2533		2800
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2801	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2802
2536	The player should be reasonably safe there for short amounts of time (e.g.	2803	The player should be reasonably safe there for short amounts of time (e.g.
2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2804	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2538	though, as the palyer cannot control the character while it is on the link	2805	though, as the player cannot control the character while it is on the link
2539	map.	2806	map.
2540		2807
2541	Will never block.	2808	This method will never block, which is the whole reaosn for it's
		2809	existance: you can I<always> put a player onto the link map, which is the
		2810	only place to put objects that is guaranteed to exist.
		2811
		2812	A typical usage pattern is to call C<enter_link> synchronously from the
		2813	server, then start a new thread, do your blocking stuff there and then
		2814	call C<leave_link> from that thread.
2542		2815
2543	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2544		2817
2545	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2546	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2564	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2565	my ($self) = @_;	2838	my ($self) = @_;
2566		2839
2567	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2568		2841
		2842	++$self->{_link_recursion};
		2843
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2845
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2573		2848
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2850	}
2576		2851
2577	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2579		2854
…		…
2599	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <= 0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2602		2877
2603	$map->load;	2878	$map->load;
2604	$map->load_neighbours;
2605		2879
2606	return unless $self->contr->active;	2880	return unless $self->contr->active;
2607		2881
2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2609	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2610		2884	# entering was successful
		2885	delete $self->{_link_recursion};
2611	# only activate afterwards, to support waiting in hooks	2886	# only activate afterwards, to support waiting in hooks
2612	$self->activate_recursive;	2887	$self->activate_recursive;
2613	}	2888	}
2614		2889
		2890	}
		2891
2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2616		2893
2617	Moves the player to the given map-path and coordinates by first freezing	2894	Moves the player to the given map-path and coordinates by first freezing
2618	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2619	that has to return the map if sucecssful, and then unfreezes the player on	2896	that has to return the map if sucecssful, and then unfreezes the player on
2620	the new (success) or old (failed) map position. In either case, $done will	2897	the new (success) or old (failed) map position. In either case, $done will
…		…
2627		2904
2628	our $GOTOGEN;	2905	our $GOTOGEN;
2629		2906
2630	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2631	my ($self, $path, $x, $y, $check, $done) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
		2909
		2910	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2911	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2912	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2913	($path, $x, $y) = @$EMERGENCY_POSITION;
		2914	}
2632		2915
2633	# do generation counting so two concurrent goto's will be executed in-order	2916	# do generation counting so two concurrent goto's will be executed in-order
2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2635		2918
2636	$self->enter_link;	2919	$self->enter_link;
…		…
2656	($path, $x, $y) = (undef, undef, undef);	2939	($path, $x, $y) = (undef, undef, undef);
2657	}	2940	}
2658	}	2941	}
2659		2942
2660	my $map = eval {	2943	my $map = eval {
2661	my $map = defined $path ? cf::map::find $path : undef;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2662		2945
2663	if ($map) {	2946	if ($map) {
2664	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2665	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2666	} else {	2949	} else {
2667	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2668	}	2951	}
2669		2952
2670	$map	2953	$map
…		…
2678	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2679	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2680	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2681	}	2964	}
2682		2965
2683	$done->() if $done;	2966	$done->($self) if $done;
2684	})->prio (1);	2967	})->prio (1);
2685	}	2968	}
2686		2969
2687	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2688		2971
…		…
2756	$Coro::current->{desc} = "enter_exit";	3039	$Coro::current->{desc} = "enter_exit";
2757		3040
2758	unless (eval {	3041	unless (eval {
2759	$self->deactivate_recursive; # just to be sure	3042	$self->deactivate_recursive; # just to be sure
2760		3043
2761	# random map handling
2762	{
2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
2764
2765	prepare_random_map $exit
2766	if $exit->slaying eq "/!";
2767	}
2768
2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3044	my $map = cf::map::normalise $exit->slaying, $exit->map;
2770	my $x = $exit->stats->hp;	3045	my $x = $exit->stats->hp;
2771	my $y = $exit->stats->sp;	3046	my $y = $exit->stats->sp;
		3047
		3048	# special map handling
		3049	my $slaying = $exit->slaying;
		3050
		3051	# special map handling
		3052	if ($slaying eq "/!") {
		3053	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3054
		3055	prepare_random_map $exit
		3056	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3057
		3058	$map = $exit->slaying;
		3059
		3060	} elsif ($slaying eq '!up') {
		3061	$map = $exit->map->tile_path (cf::TILE_UP);
		3062	$x = $exit->x;
		3063	$y = $exit->y;
		3064
		3065	} elsif ($slaying eq '!down') {
		3066	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3067	$x = $exit->x;
		3068	$y = $exit->y;
		3069	}
2772		3070
2773	$self->goto ($map, $x, $y);	3071	$self->goto ($map, $x, $y);
2774		3072
2775	# if exit is damned, update players death & WoR home-position	3073	# if exit is damned, update players death & WoR home-position
2776	$self->contr->savebed ($map, $x, $y)	3074	$self->contr->savebed ($map, $x, $y)
…		…
2781	$self->message ("Something went wrong deep within the deliantra server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2782	. "I'll try to bring you back to the map you were before. "	3080	. "I'll try to bring you back to the map you were before. "
2783	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2784	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2785		3083
2786	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2787	$self->leave_link;	3085	$self->leave_link;
2788	}	3086	}
2789	})->prio (1);	3087	})->prio (1);
2790	}	3088	}
2791		3089
2792	=head3 cf::client	3090	=head3 cf::client
2793		3091
2794	=over 4	3092	=over 4
2795
2796	=item $client->send_drawinfo ($text, $flags)
2797
2798	Sends a drawinfo packet to the client. Circumvents output buffering so
2799	should not be used under normal circumstances.
2800
2801	=cut
2802
2803	sub cf::client::send_drawinfo {
2804	my ($self, $text, $flags) = @_;
2805
2806	utf8::encode $text;
2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2808	}
2809		3093
2810	=item $client->send_big_packet ($pkt)	3094	=item $client->send_big_packet ($pkt)
2811		3095
2812	Like C<send_packet>, but tries to compress large packets, and fragments	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2813	them as required.	3097	them as required.
…		…
2832	$self->send_packet ($pkt);	3116	$self->send_packet ($pkt);
2833	}	3117	}
2834		3118
2835	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2836		3120
2837	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2838	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2839	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2840	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2841		3125
2842	=cut	3126	=cut
2843		3127
2844	# non-persistent channels (usually the info channel)	3128	# non-persistent channels (usually the info channel)
…		…
2887	},	3171	},
2888	"c/body" => {	3172	"c/body" => {
2889	id => "infobox",	3173	id => "infobox",
2890	title => "Body Parts",	3174	title => "Body Parts",
2891	reply => undef,	3175	reply => undef,
2892	tooltip => "Shows which body parts you posess and are available",	3176	tooltip => "Shows which body parts you possess and are available",
2893	},	3177	},
2894	"c/statistics" => {	3178	"c/statistics" => {
2895	id => "infobox",	3179	id => "infobox",
2896	title => "Statistics",	3180	title => "Statistics",
2897	reply => undef,	3181	reply => undef,
…		…
2949	id => "death",	3233	id => "death",
2950	title => "Death",	3234	title => "Death",
2951	reply => undef,	3235	reply => undef,
2952	tooltip => "Reason for and more info about your most recent death",	3236	tooltip => "Reason for and more info about your most recent death",
2953	},	3237	},
		3238	"c/fatal" => {
		3239	id => "fatal",
		3240	title => "Fatal Error",
		3241	reply => undef,
		3242	tooltip => "Reason for the server disconnect",
		3243	},
2954	"c/say" => $SAY_CHANNEL,	3244	"c/say" => $SAY_CHANNEL,
2955	"c/chat" => $CHAT_CHANNEL,	3245	"c/chat" => $CHAT_CHANNEL,
2956	);	3246	);
2957		3247
2958	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
…		…
3001	=cut	3291	=cut
3002		3292
3003	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
3004	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
3005		3295
3006	if ($self->extcmd == 2) {
3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3008	} elsif ($self->extcmd == 1) { # TODO: remove
3009	push @msg, msgtype => "event_$type";
3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3011	}
3012	}
3013
3014	=item $client->ext_reply ($msgid, @msg)
3015
3016	Sends an ext reply to the client.
3017
3018	=cut
3019
3020	sub cf::client::ext_reply($$@) {
3021	my ($self, $id, @msg) = @_;
3022
3023	if ($self->extcmd == 2) {
3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3025	} elsif ($self->extcmd == 1) {
3026	#TODO: version 1, remove
3027	unshift @msg, msgtype => "reply", msgid => $id;
3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3029	}
3030	}	3297	}
3031		3298
3032	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
3033		3300
3034	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
3054		3321
3055	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
3056	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
3057		3324
3058	1	3325	1
		3326	}
		3327
		3328	=item $client->update_command_faces
		3329
		3330	=cut
		3331
		3332	our %COMMAND_FACE;
		3333
		3334	sub cf::client::update_command_faces {
		3335	my ($self) = @_;
		3336
		3337	my @faces = grep $_,
		3338	$COMMAND_FACE{preferred},
		3339	$COMMAND_FACE{standard},
		3340	$COMMAND_FACE{skill},
		3341	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3342	$COMMAND_FACE{emote},
		3343	;
		3344
		3345	$self->send_face ($_)
		3346	for @faces;
		3347	$self->flush_fx;
		3348
		3349	$self->ext_msg (command_list => @faces);
		3350	}
		3351
		3352	=item cf::client::set_command_face $type, $commands
		3353
		3354	=cut
		3355
		3356	sub cf::client::set_command_face {
		3357	my ($type, $list) = @_;
		3358
		3359	my $idx = &cf::face::set ( #d# ugly forward reference
		3360	"command_list/$type" => cf::FT_RSRC,
		3361	JSON::XS->new->utf8->encode ([ sort @$list ])
		3362	);
		3363
		3364	$COMMAND_FACE{$type} = $idx;
3059	}	3365	}
3060		3366
3061	cf::client->attach (	3367	cf::client->attach (
3062	on_connect => sub {	3368	on_connect => sub {
3063	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
3089	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
3090		3396
3091	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3092		3398
3093	if (ref $msg) {	3399	if (ref $msg) {
3094	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3095	"ARRAY" eq ref $msg
3096	? @$msg
3097	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3098		3401
3099	my @reply;
3100
3101	if (my $cb = $EXTICMD{$type}) {	3402	if (my $cb = $EXTIACMD{$type}) {
		3403	$cb->(
		3404	$ns,
		3405	sub {
		3406	$ns->ext_msg ("reply-$reply", @_)
		3407	if $reply;
		3408	},
		3409	@payload
		3410	);
		3411	} else {
		3412	my @reply;
		3413
		3414	if (my $cb = $EXTICMD{$type}) {
3102	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
3103	}	3420	}
3104
3105	$ns->ext_reply ($reply, @reply)
3106	if $reply;
3107
3108	} else {	3421	} else {
3109	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3422	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3110	}	3423	}
3111		3424
3112	cf::override;	3425	cf::override;
3113	},	3426	},
3114	);	3427	);
…		…
3195	decrease split destroy change_exp value msg lore send_msg)],	3508	decrease split destroy change_exp value msg lore send_msg)],
3196	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
3197	["cf::player" => qw(peaceful send_msg)],	3510	["cf::player" => qw(peaceful send_msg)],
3198	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
3199	) {	3512	) {
3200	no strict 'refs';
3201	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3203	for @funs;	3515	for @funs;
3204	}	3516	}
3205		3517
…		…
3244	local @cf::_safe_eval_args = values %vars;	3556	local @cf::_safe_eval_args = values %vars;
3245	@res = wantarray ? eval eval : scalar eval $eval;	3557	@res = wantarray ? eval eval : scalar eval $eval;
3246	}	3558	}
3247		3559
3248	if ($@) {	3560	if ($@) {
3249	warn "$@";	3561	warn "$@",
3250	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
3251	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
3252	}	3564	}
3253		3565
3254	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
3255	}	3567	}
3256		3568
…		…
3281	=cut	3593	=cut
3282		3594
3283	#############################################################################	3595	#############################################################################
3284	# the server's init and main functions	3596	# the server's init and main functions
3285		3597
		3598	{
		3599	package cf::face;
		3600
		3601	our %HASH; # hash => idx
		3602	our @DATA; # dynamically-created facedata, only faceste 0 used
		3603	our @FOFS; # file offset, if > 0
		3604	our @SIZE; # size of face, in octets
		3605	our @META; # meta hash of face, if any
		3606	our $DATAFH; # facedata filehandle
		3607
		3608	# internal api, not finalised
		3609	sub set {
		3610	my ($name, $type, $data) = @_;
		3611
		3612	my $idx = cf::face::find $name;
		3613
		3614	if ($idx) {
		3615	delete $HASH{cf::face::get_csum $idx};
		3616	} else {
		3617	$idx = cf::face::alloc $name;
		3618	}
		3619
		3620	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3621
		3622	cf::face::set_type $idx, $type;
		3623	cf::face::set_csum $idx, 0, $hash;
		3624
		3625	# we need to destroy the SV itself, not just modify it, as a running ix
		3626	# might hold a reference to it: "delete" achieves that.
		3627	delete $FOFS[0][$idx];
		3628	delete $DATA[0][$idx];
		3629	$DATA[0][$idx] = $data;
		3630	$SIZE[0][$idx] = length $data;
		3631	delete $META[$idx];
		3632	$HASH{$hash} = $idx;#d#
		3633
		3634	$idx
		3635	}
		3636
		3637	sub _get_data($$$) {
		3638	my ($idx, $set, $cb) = @_;
		3639
		3640	if (defined $DATA[$set][$idx]) {
		3641	$cb->($DATA[$set][$idx]);
		3642	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3643	my $size = $SIZE[$set][$idx];
		3644	my $buf;
		3645	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3646	if ($_[0] == $size) {
		3647	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3648	$cb->($buf);
		3649	} else {
		3650	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3651	}
		3652	};
		3653	} else {
		3654	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3655	}
		3656	}
		3657
		3658	# rather ineffient
		3659	sub cf::face::get_data($;$) {
		3660	my ($idx, $set) = @_;
		3661
		3662	_get_data $idx, $set, Coro::rouse_cb;
		3663	Coro::rouse_wait
		3664	}
		3665
		3666	sub cf::face::ix {
		3667	my ($ns, $set, $idx, $pri) = @_;
		3668
		3669	_get_data $idx, $set, sub {
		3670	$ns->ix_send ($idx, $pri, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
3286	sub load_facedata($) {	3675	sub load_facedata($) {
3287	my ($path) = @_;	3676	my ($path) = @_;
3288		3677
3289	# HACK to clear player env face cache, we need some signal framework
3290	# for this (global event?)
3291	%ext::player_env::MUSIC_FACE_CACHE = ();
3292
3293	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3294		3679
3295	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
3296		3681
3297	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
3298	0 < aio_load $path, $facedata
3299	or die "$path: $!";
3300
3301	$facedata = Coro::Storable::thaw $facedata;
3302		3683
3303	$facedata->{version} == 2	3684	$facedata->{version} == 2
3304	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3305		3686
3306	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3308	$facedata->{resource}{"res/exp_table"} = {	3689
3309	type => FT_RSRC,	3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3310	data => $exp_table,	3691
3311	hash => (Digest::MD5::md5 $exp_table),	3692	# BEGIN ATOMIC
3312	};	3693	# from here on, everything must be atomic - no thread switch allowed
3313	cf::cede_to_tick;	3694	my $t1 = EV::time;
3314		3695
3315	{	3696	{
3316	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
3317		3698
3318	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3320		3702
3321	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
3322	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3705	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3325		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3326	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3327	}	3710	}
3328		3711
3329	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3330	next unless $info->{smooth};	3713	next unless $info->{smooth};
3331		3714
…		…
3334		3717
3335	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3336	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3338	} else {	3721	} else {
3339	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3340	}	3723	}
3341
3342	cf::cede_to_tick;
3343	}	3724	}
3344	}	3725	}
3345		3726
3346	{	3727	{
3347	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3348		3729
3349	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3350	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3351	cf::cede_to_tick;
3352	}	3732	}
3353		3733
3354	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3355	}	3735	}
3356		3736
3357	{	3737	{
3358	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3359		3739
3360	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
3361	if (defined $info->{type}) {	3741	if (defined (my $type = $info->{type})) {
		3742	# TODO: different hash - must free and use new index, or cache ixface data queue
3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3363		3744
3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3365	cf::face::set_type $idx, $info->{type};	3745	cf::face::set_type $idx, $type;
		3746	cf::face::set_csum $idx, 0, $info->{hash};
		3747	$cf::face::SIZE[0][$idx] = $info->{size};
		3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3750	$cf::face::HASH{$info->{hash}} = $idx;
3366	} else {	3751	} else {
3367	$RESOURCE{$name} = $info;	3752	# $RESOURCE{$name} = $info; # unused
3368	}	3753	}
3369
3370	cf::cede_to_tick;
3371	}	3754	}
3372	}	3755	}
		3756
		3757	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3758
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
		3763	# END ATOMIC
		3764
		3765	cf::debug "facedata atomic update time ", EV::time - $t1;
3373		3766
3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3375		3768
		3769	aio_close $fh if $fh; # close old facedata
		3770
3376	1	3771	1
3377	}	3772	}
3378
3379	cf::global->attach (on_resource_update => sub {
3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3382
3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3384	my $sound = $soundconf->{compat}[$_]
3385	or next;
3386
3387	my $face = cf::face::find "sound/$sound->[1]";
3388	cf::sound::set $sound->[0] => $face;
3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3390	}
3391
3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
3393	my $face = cf::face::find "sound/$v";
3394	cf::sound::set $k => $face;
3395	}
3396	}
3397	});
3398		3773
3399	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
3400	my ($ns, $want) = @_;	3775	my ($ns, $want) = @_;
3401		3776
3402	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
…		…
3410	my $status = load_resource_file_ $_[0];	3785	my $status = load_resource_file_ $_[0];
3411	get_slot 0.1, 100;	3786	get_slot 0.1, 100;
3412	cf::arch::commit_load;	3787	cf::arch::commit_load;
3413		3788
3414	$status	3789	$status
		3790	}
		3791
		3792	sub reload_exp_table {
		3793	_reload_exp_table;
		3794
		3795	cf::face::set
		3796	"res/exp_table" => FT_RSRC,
		3797	JSON::XS->new->utf8->canonical->encode (
		3798	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3799	);
		3800	}
		3801
		3802	sub reload_materials {
		3803	_reload_materials;
3415	}	3804	}
3416		3805
3417	sub reload_regions {	3806	sub reload_regions {
3418	# HACK to clear player env face cache, we need some signal framework	3807	# HACK to clear player env face cache, we need some signal framework
3419	# for this (global event?)	3808	# for this (global event?)
…		…
3427	if exists $_->{match};	3816	if exists $_->{match};
3428	}	3817	}
3429	}	3818	}
3430		3819
3431	sub reload_facedata {	3820	sub reload_facedata {
3432	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3433	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3434	}	3823	}
3435		3824
3436	sub reload_archetypes {	3825	sub reload_archetypes {
3437	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3438	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
		3828
		3829	cf::face::set
		3830	"res/skill_info" => FT_RSRC,
		3831	JSON::XS->new->utf8->canonical->encode (
		3832	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3833	);
		3834
		3835	cf::face::set
		3836	"res/spell_paths" => FT_RSRC,
		3837	JSON::XS->new->utf8->canonical->encode (
		3838	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3839	);
		3840
		3841	# command completion
		3842	my @commands;
		3843
		3844	for (0..cf::arch::skillvec_size - 1) {
		3845	my $skill = cf::arch::skillvec $_;
		3846	my $name = $skill->name;
		3847	my $flags = cf::skill_flags $skill->subtype;
		3848
		3849	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3850	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3439	}	3854	}
3440		3855
3441	sub reload_treasures {	3856	sub reload_treasures {
3442	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3443	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3444	}	3859	}
3445		3860
		3861	sub reload_sound {
		3862	trace "loading sound config from $DATADIR/sound\n";
		3863
		3864	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3865
		3866	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3867	my $sound = $soundconf->{compat}[$_]
		3868	or next;
		3869
		3870	my $face = cf::face::find "sound/$sound->[1]";
		3871	cf::sound::set $sound->[0] => $face;
		3872	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3873	}
		3874
		3875	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3876	my $face = cf::face::find "sound/$v";
		3877	cf::sound::set $k => $face;
		3878	}
		3879	}
		3880
3446	sub reload_resources {	3881	sub reload_resources {
3447	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3448		3883
		3884	reload_materials;
3449	reload_facedata;	3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
3450	reload_archetypes;	3888	reload_archetypes;
3451	reload_regions;	3889	reload_regions;
3452	reload_treasures;	3890	reload_treasures;
3453		3891
3454	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3455	}	3893	}
3456		3894
3457	sub reload_config {	3895	sub reload_config {
3458	warn "reloading config file...\n";	3896	trace "reloading config file...\n";
3459		3897
3460	open my $fh, "<:utf8", "$CONFDIR/config"	3898	my $config = load_file "$CONFDIR/config";
3461	or return;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3462		3901
3463	local $/;
3464	*CFG = YAML::XS::Load scalar <$fh>;
3465
3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3467		3903
3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3904	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3905	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3470		3906
3471	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3909	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3474	and die "WARNING: m(un)lockall failed: $!\n";	3910	and die "WARNING: m(un)lockall failed: $!\n";
3475	};	3911	};
3476	warn $@ if $@;	3912	warn $@ if $@;
3477	}	3913	}
3478
3479	warn "finished reloading resource files\n";
3480	}	3914	}
3481		3915
3482	sub pidfile() {	3916	sub pidfile() {
3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3917	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3484	or die "$PIDFILE: $!";	3918	or die "$PIDFILE: $!";
…		…
3497	seek $fh, 0, 0;	3931	seek $fh, 0, 0;
3498	print $fh $$;	3932	print $fh $$;
3499	}	3933	}
3500		3934
3501	sub main_loop {	3935	sub main_loop {
3502	warn "EV::loop starting\n";	3936	trace "EV::run starting\n";
3503	if (1) {	3937	if (1) {
3504	EV::loop;	3938	EV::run;
3505	}	3939	}
3506	warn "EV::loop returned\n";	3940	trace "EV::run returned\n";
3507	goto &main_loop unless $REALLY_UNLOOP;	3941	goto &main_loop unless $REALLY_UNLOOP;
3508	}	3942	}
3509		3943
3510	sub main {	3944	sub main {
3511	cf::init_globals; # initialise logging	3945	cf::init_globals; # initialise logging
3512		3946
3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3947	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3948	LOG llevInfo, "Copyright (C) 2017-2018 Marc Alexander Lehmann / the Deliantra team.";
3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3949	LOG llevInfo, "Copyright (C) 2005-2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3950	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3951	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3517		3952
3518	cf::init_experience;
3519	cf::init_anim;
3520	cf::init_attackmess;
3521	cf::init_dynamic;
3522
3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3953	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3524		3954
3525	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3526	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3957	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3528	(async {	3958	(async {
3529	$Coro::current->{desc} = "IDLE BUG HANDLER";	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
3530	EV::loop EV::LOOP_ONESHOT;	3960	EV::run EV::RUN_ONCE;
3531	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3532	};	3962	};
3533		3963
3534	evthread_start IO::AIO::poll_fileno;	3964	evthread_start IO::AIO::poll_fileno;
3535		3965
3536	cf::sync_job {	3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
		3969	db_init;
		3970
		3971	cf::init_anim;
		3972	cf::init_attackmess;
		3973	cf::init_dynamic;
		3974
3537	cf::load_settings;	3975	cf::load_settings;
3538	cf::load_materials;
3539		3976
3540	reload_resources;	3977	reload_resources;
3541	reload_config;	3978	reload_config;
3542	db_init;
3543		3979
3544	cf::init_uuid;	3980	cf::init_uuid;
3545	cf::init_signals;	3981	cf::init_signals;
3546	cf::init_skills;	3982	cf::init_skills;
3547		3983
…		…
3555		3991
3556	# no (long-running) fork's whatsoever before this point(!)	3992	# no (long-running) fork's whatsoever before this point(!)
3557	use POSIX ();	3993	use POSIX ();
3558	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3994	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3559		3995
3560	(pop @POST_INIT)->(0) while @POST_INIT;	3996	cf::_post_init 0;
3561	};	3997	};
3562		3998
		3999	cf::object::thawer::errors_are_fatal 0;
		4000	info "parse errors in files are no longer fatal from this point on.\n";
		4001
		4002	AE::postpone {
		4003	undef &main; # free gobs of memory :)
		4004	};
		4005
3563	main_loop;	4006	goto &main_loop;
3564	}	4007	}
3565		4008
3566	#############################################################################	4009	#############################################################################
3567	# initialisation and cleanup	4010	# initialisation and cleanup
3568		4011
3569	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3570	BEGIN {	4013	BEGIN {
3571	our %SIGWATCHER = ();	4014	our %SIGWATCHER = ();
3572	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3573	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3574	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3575	};	4018	};
3576	}	4019	}
3577	}	4020	}
3578		4021
3579	sub write_runtime_sync {	4022	sub write_runtime_sync {
3580	my $t0 = EV::time;	4023	my $t0 = AE::time;
3581		4024
3582	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3583	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3584		4027
3585	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
…		…
3607	or return;	4050	or return;
3608		4051
3609	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3610	and return;	4053	and return;
3611		4054
3612	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3613		4056
3614	1	4057	1
3615	}	4058	}
3616		4059
3617	our $uuid_lock;	4060	our $uuid_lock;
…		…
3629	or return;	4072	or return;
3630		4073
3631	my $value = uuid_seq uuid_cur;	4074	my $value = uuid_seq uuid_cur;
3632		4075
3633	unless ($value) {	4076	unless ($value) {
3634	warn "cowardly refusing to write zero uuid value!\n";	4077	info "cowardly refusing to write zero uuid value!\n";
3635	return;	4078	return;
3636	}	4079	}
3637		4080
3638	my $value = uuid_str $value + $uuid_skip;	4081	my $value = uuid_str $value + $uuid_skip;
3639	$uuid_skip = 0;	4082	$uuid_skip = 0;
…		…
3649	or return;	4092	or return;
3650		4093
3651	aio_rename "$uuid~", $uuid	4094	aio_rename "$uuid~", $uuid
3652	and return;	4095	and return;
3653		4096
3654	warn "uuid file written ($value).\n";	4097	trace "uuid file written ($value).\n";
3655		4098
3656	1	4099	1
3657		4100
3658	}	4101	}
3659		4102
…		…
3665	}	4108	}
3666		4109
3667	sub emergency_save() {	4110	sub emergency_save() {
3668	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3669		4112
3670	warn "emergency_perl_save: enter\n";	4113	info "emergency_perl_save: enter\n";
		4114
		4115	# this is a trade-off: we want to be very quick here, so
		4116	# save all maps without fsync, and later call a global sync
		4117	# (which in turn might be very very slow)
		4118	local $USE_FSYNC = 0;
3671		4119
3672	cf::sync_job {	4120	cf::sync_job {
3673	# this is a trade-off: we want to be very quick here, so	4121	cf::write_runtime_sync; # external watchdog should not bark
3674	# save all maps without fsync, and later call a global sync
3675	# (which in turn might be very very slow)
3676	local $USE_FSYNC = 0;
3677		4122
3678	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3679	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3680	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3681	warn "emergency_perl_save: begin player save\n";	4126	info "emergency_perl_save: begin player save\n";
3682	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3683	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3684	$pl->valid or next;	4129	$pl->valid or next;
3685	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3686	$pl->save;	4131	$pl->save;
3687	}	4132	}
3688	warn "emergency_perl_save: end player save\n";	4133	info "emergency_perl_save: end player save\n";
3689		4134
		4135	cf::write_runtime_sync; # external watchdog should not bark
		4136
3690	warn "emergency_perl_save: begin map save\n";	4137	info "emergency_perl_save: begin map save\n";
3691	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3692	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3693	$map->valid or next;	4140	$map->valid or next;
3694	$map->save;	4141	$map->save;
3695	}	4142	}
3696	warn "emergency_perl_save: end map save\n";	4143	info "emergency_perl_save: end map save\n";
3697		4144
		4145	cf::write_runtime_sync; # external watchdog should not bark
		4146
3698	warn "emergency_perl_save: begin database checkpoint\n";	4147	info "emergency_perl_save: begin database checkpoint\n";
3699	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3700	warn "emergency_perl_save: end database checkpoint\n";	4149	info "emergency_perl_save: end database checkpoint\n";
3701		4150
3702	warn "emergency_perl_save: begin write uuid\n";	4151	info "emergency_perl_save: begin write uuid\n";
3703	write_uuid_sync 1;	4152	write_uuid_sync 1;
3704	warn "emergency_perl_save: end write uuid\n";	4153	info "emergency_perl_save: end write uuid\n";
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
		4156
		4157	trace "emergency_perl_save: syncing database to disk";
		4158	BDB::db_env_txn_checkpoint $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3705	};	4173	};
3706		4174
3707	warn "emergency_perl_save: starting sync()\n";
3708	IO::AIO::aio_sync sub {
3709	warn "emergency_perl_save: finished sync()\n";
3710	};
3711
3712	warn "emergency_perl_save: leave\n";	4175	info "emergency_perl_save: leave\n";
3713	}	4176	}
3714		4177
3715	sub post_cleanup {	4178	sub post_cleanup {
3716	my ($make_core) = @_;	4179	my ($make_core) = @_;
3717		4180
		4181	IO::AIO::flush;
		4182
3718	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3719	if $make_core;	4184	if $make_core;
3720		4185
3721	my $fh = pidfile;	4186	my $fh = pidfile;
3722	unlink $PIDFILE if <$fh> == $$;	4187	unlink $PIDFILE if <$fh> == $$;
3723	}	4188	}
…		…
3743	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4208	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3744	for my $name (keys %$leaf_symtab) {	4209	for my $name (keys %$leaf_symtab) {
3745	_gv_clear *{"$pkg$name"};	4210	_gv_clear *{"$pkg$name"};
3746	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4211	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3747	}	4212	}
3748	warn "cleared package $pkg\n";#d#
3749	}	4213	}
3750		4214
3751	sub do_reload_perl() {	4215	sub do_reload_perl() {
3752	# can/must only be called in main	4216	# can/must only be called in main
3753	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3754	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3755	return;	4219	return;
3756	}	4220	}
3757		4221
3758	return if $RELOAD++;	4222	return if $RELOAD++;
3759		4223
3760	my $t1 = EV::time;	4224	my $t1 = AE::time;
3761		4225
3762	while ($RELOAD) {	4226	while ($RELOAD) {
3763	warn "reloading...";	4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
3764		4229
3765	warn "entering sync_job";	4230	trace "perl_reload: entering sync_job";
3766		4231
3767	cf::sync_job {	4232	cf::sync_job {
3768	cf::write_runtime_sync; # external watchdog should not bark
3769	cf::emergency_save;	4233	#cf::emergency_save;
3770	cf::write_runtime_sync; # external watchdog should not bark
3771		4234
3772	warn "syncing database to disk";
3773	BDB::db_env_txn_checkpoint $DB_ENV;
3774
3775	# if anything goes wrong in here, we should simply crash as we already saved
3776
3777	warn "flushing outstanding aio requests";
3778	while (IO::AIO::nreqs || BDB::nreqs) {
3779	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3780	}
3781
3782	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3783	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3784	%EXT_CORO = ();	4237	%EXT_CORO = ();
3785		4238
3786	warn "removing commands";	4239	trace "perl_reload: removing commands";
3787	%COMMAND = ();	4240	%COMMAND = ();
3788		4241
3789	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3790	%EXTCMD = ();	4243	%EXTCMD = ();
3791	%EXTICMD = ();	4244	%EXTICMD = ();
3792		4245
3793	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3794	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3795	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3796		4249
3797	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3798	eval {	4251	eval {
3799	$cb->($pkg);	4252	$cb->($pkg);
3800	1	4253	1
3801	} or warn "$pkg unloaded, but with errors: $@";	4254	} or error "$pkg unloaded, but with errors: $@";
3802	}	4255	}
3803		4256
3804	warn "... clearing $pkg";	4257	trace "... clearing $pkg";
3805	clear_package $pkg;	4258	clear_package $pkg;
3806	}	4259	}
3807		4260
3808	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3809	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3810	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3811		4264
3812	warn "... unloading $k";	4265	trace "... unloading $k";
3813	delete $INC{$k};	4266	delete $INC{$k};
3814		4267
3815	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3816	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3817		4270
…		…
3820	}	4273	}
3821		4274
3822	clear_package $k;	4275	clear_package $k;
3823	}	4276	}
3824		4277
3825	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3826	clear_package "safe::$_"	4279	clear_package "safe::$_"
3827	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4280	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3828		4281
3829	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3830	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3831	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3832		4285
3833	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3834	# and global variables created in xs	4287	# and global variables created in xs
3835	#clear_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3836		4289
3837	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3838		4291
3839	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3840	require cf;	4293	require cf;
3841	cf::_connect_to_perl_1;	4294	cf::_connect_to_perl_1;
3842		4295
3843	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3844	cf::reload_config;	4297	cf::reload_config;
3845		4298
3846	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3847	cf::load_extensions;	4300	cf::load_extensions;
3848		4301
3849	if ($REATTACH_ON_RELOAD) {	4302	if ($REATTACH_ON_RELOAD) {
3850	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3851	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3852	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3853	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3854	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3855	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
3856	}	4309	}
3857		4310
3858	warn "running post_init jobs";	4311	cf::_post_init 1;
3859	(pop @POST_INIT)->(1) while @POST_INIT;
3860		4312
3861	warn "leaving sync_job";	4313	trace "perl_reload: leaving sync_job";
3862		4314
3863	1	4315	1
3864	} or do {	4316	} or do {
3865	warn $@;	4317	error $@;
3866	cf::cleanup "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3867	};	4319	};
3868		4320
3869	warn "reloaded";
3870	--$RELOAD;	4321	--$RELOAD;
3871	}	4322	}
3872		4323
3873	$t1 = EV::time - $t1;	4324	$t1 = AE::time - $t1;
3874	warn "reload completed in ${t1}s\n";	4325	info "perl_reload: completed in ${t1}s\n";
3875	};	4326	};
3876		4327
3877	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3878		4329
3879	sub reload_perl() {	4330	sub reload_perl() {
…		…
3881	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3882		4333
3883	$RELOAD_WATCHER ||= cf::async {	4334	$RELOAD_WATCHER ||= cf::async {
3884	Coro::AIO::aio_wait cache_extensions;	4335	Coro::AIO::aio_wait cache_extensions;
3885		4336
3886	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3887	do_reload_perl;	4338	do_reload_perl;
3888	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3889	};	4340	};
3890	};	4341	};
3891	}	4342	}
…		…
3900	reload_perl;	4351	reload_perl;
3901	};	4352	};
3902	}	4353	}
3903	};	4354	};
3904		4355
3905	unshift @INC, $LIBDIR;	4356	#############################################################################
3906		4357
3907	my $bug_warning = 0;	4358	my $bug_warning = 0;
3908		4359
3909	our @WAIT_FOR_TICK;
3910	our @WAIT_FOR_TICK_BEGIN;
3911
3912	sub wait_for_tick {	4360	sub wait_for_tick() {
3913	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3914		4362
3915	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3916	push @WAIT_FOR_TICK, $signal;
3917	$signal->wait;
3918	}	4364	}
3919		4365
3920	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3921	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3922		4368
3923	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3924	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3925	$signal->wait;	4371	$signal->wait;
3926	}	4372	}
…		…
3930	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3931	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3932	return;	4378	return;
3933	}	4379	}
3934		4380
3935	cf::server_tick; # one server iteration	4381	cf::one_tick; # one server iteration
3936		4382
3937	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3938		4384
3939	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3940	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3941	Coro::async_pool {	4387	Coro::async_pool {
3942	$Coro::current->{desc} = "runtime saver";	4388	$Coro::current->{desc} = "runtime saver";
3943	write_runtime_sync	4389	write_runtime_sync
3944	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3945	};	4391	};
3946	}	4392	}
3947		4393
3948	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3949	$sig->send;	4395	$sig->send;
3950	}	4396	}
3951	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3952	$sig->send;
3953	}
3954		4398
3955	$LOAD = ($NOW - $TICK_START) / $TICK;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3956	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3957		4401
3958	if (0) {	4402	if (0) {
3959	if ($NEXT_TICK) {	4403	if ($NEXT_TICK) {
3960	my $jitter = $TICK_START - $NEXT_TICK;	4404	my $jitter = $TICK_START - $NEXT_TICK;
3961	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3962	warn "jitter $JITTER\n";#d#	4406	debug "jitter $JITTER\n";#d#
3963	}	4407	}
3964	}	4408	}
3965	}	4409	}
3966		4410
3967	{	4411	{
3968	# configure BDB	4412	# configure BDB
		4413	info "initialising database";
3969		4414
3970	BDB::min_parallel 16;	4415	BDB::min_parallel 16;
3971	BDB::max_poll_reqs $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
3972	$AnyEvent::BDB::WATCHER->priority (1);	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3973		4418
3974	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3975	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
3976	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3977	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4002	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4003	};	4448	};
4004	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4005	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4006	};	4451	};
		4452
		4453	info "database initialised";
4007	}	4454	}
4008		4455
4009	{	4456	{
4010	# configure IO::AIO	4457	# configure IO::AIO
4011		4458
		4459	info "initialising aio";
4012	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
4013	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
4014	undef $AnyEvent::AIO::WATCHER;	4462	undef $AnyEvent::AIO::WATCHER;
		4463	info "aio initialised";
4015	}	4464	}
4016		4465
4017	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
4018		4468
4019	sub _log_backtrace {	4469	sub _log_backtrace {
4020	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
4021		4471
4022	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
4023		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4024	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
4025	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
4026	++$_log_backtrace;	4480	++$_log_backtrace;
4027	my $perl_bt = Carp::longmess $msg;	4481	my $perl_bt = Carp::longmess $msg;
4028	async {	4482	async {
4029	$Coro::current->{desc} = "abt $msg";	4483	$Coro::current->{desc} = "abt $msg";
4030		4484
…		…
4050	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
4051	--$_log_backtrace;	4505	--$_log_backtrace;
4052	};	4506	};
4053	} else {	4507	} else {
4054	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
4055	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4056	}	4510	}
4057	}	4511	}
4058		4512
4059	# load additional modules	4513	# load additional modules
4060	require "cf/$_.pm" for @EXTRA_MODULES;	4514	require "cf/$_.pm" for @EXTRA_MODULES;

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