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Revision 1.493 by root, Mon Oct 26 02:34:37 2009 UTC vs.
Revision 1.604 by root, Thu Nov 15 07:08:08 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
58	use Digest::MD5;
59	use Fcntl;	60	use Fcntl;
60	use YAML::XS ();	61	use YAML::XS ();
61	use IO::AIO ();	62	use IO::AIO ();
62	use Time::HiRes;
63	use Compress::LZF;	63	use Compress::LZF;
64	use Digest::MD5 ();	64	use Digest::MD5 ();
65		65
66	AnyEvent::detect;	66	AnyEvent::detect;
67		67
…		…
79	# strictly for debugging	79	# strictly for debugging
80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
81		81
82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
83		83
		84	our @ORIG_INC;
		85
84	our %COMMAND = ();	86	our %COMMAND = ();
85	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
86		88
87	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
88	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
89	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
90	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
91	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
92		96
93	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
94	our @EVENT;	98	our @EVENT;
95	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
96	our %REFLECT; # set by us	100	our %REFLECT; # set by us
97		101
98	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
99	our $DATADIR = datadir;	104	our $DATADIR = datadir;
100	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
101	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
102	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
103	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
104	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
107	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
108	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
109	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
110	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
111		117
112	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
113		125
114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
116	our $NEXT_TICK;	128	our $NEXT_TICK;
117	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
119	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
120	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
121	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
122	our $DB_ENV;	134	our $DB_ENV;
123		135
124	our @EXTRA_MODULES = qw(pod match mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
125		137
126	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
127		140
128	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
129	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
130	our $NOW;	144	our $NOW;
131		145
132	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
133	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
134	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
143		157
144	our @POST_INIT;	158	our @POST_INIT;
145		159
146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
147	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
148		165
149	binmode STDOUT;	166	binmode STDOUT;
150	binmode STDERR;	167	binmode STDERR;
151		168
152	# read virtual server time, if available	169	# read virtual server time, if available
…		…
163		180
164	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
165		182
166	sub cf::map::normalise;	183	sub cf::map::normalise;
167		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
168	#############################################################################	189	#############################################################################
169		190
170	%REFLECT = ();	191	%REFLECT = ();
171	for (@REFLECT) {	192	for (@REFLECT) {
172	my $reflect = JSON::XS::decode_json $_;	193	my $reflect = JSON::XS::decode_json $_;
…		…
182		203
183	=over 4	204	=over 4
184		205
185	=item $cf::UPTIME	206	=item $cf::UPTIME
186		207
187	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
188		224
189	=item $cf::RUNTIME	225	=item $cf::RUNTIME
190		226
191	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
192	every server tick.	228	every server tick.
193		229
194	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
195	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
196	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
197		233
198	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
199	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
200	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
201	database environment.	237	database environment.
202		238
203	=item $cf::NOW
204
205	The time of the last (current) server tick.
206
207	=item $cf::TICK
208
209	The interval between server ticks, in seconds.
210
211	=item $cf::LOADAVG	239	=item $cf::LOADAVG
212		240
213	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
214	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
215	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
224	from wherever your confdir points to.	252	from wherever your confdir points to.
225		253
226	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
227		255
228	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
229	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
231		277
232	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
233		279
234	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
243		289
244	=back	290	=back
245		291
246	=cut	292	=cut
247		293
		294	sub error(@) { LOG llevError, join "", @_ }
		295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
248	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
249	my $msg = join "", @_;	301	my $msg = join "", @_;
250		302
251	$msg .= "\n"	303	$msg .= "\n"
252	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
253		305
254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
255		307
256	LOG llevError, $msg;	308	LOG llevWarn, $msg;
257	};	309	};
258		310
259	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
260	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
261		313
262	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
263		315
264	if ($Coro::current == $Coro::main) {#d#	316	if (in_main) {#d#
265	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
266	return;#d#	318	return;#d#
267	}#d#	319	}#d#
268		320
269	# kill coroutine otherwise	321	# kill coroutine otherwise
270	Coro::terminate	322	Coro::terminate
…		…
290	)) {	342	)) {
291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
292	}	344	}
293		345
294	$EV::DIED = sub {	346	$EV::DIED = sub {
295	Carp::cluck "error in event callback: @_";	347	warn "error in event callback: $@";
296	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
297		354
298	#############################################################################	355	#############################################################################
299		356
300	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
301		358
…		…
322	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
323	$d	380	$d
324	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
325	}	382	}
326		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
327	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
328		437
329	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
330		439
331	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
338		447
339	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
340	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
341		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
342	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
343		483
344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
345	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
346		486
347	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
348	is a reload or not.	488	is a reload or not.
349		489
350	=cut	490	=cut
351		491
352	sub post_init(&) {	492	sub post_init(&) {
353	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
354	}	511	}
355		512
356	=item cf::lock_wait $string	513	=item cf::lock_wait $string
357		514
358	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
397	}	554	}
398		555
399	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
400		557
401	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
402	get spread over timer.	559	get spread over time.
403		560
404	=cut	561	=cut
405		562
406	sub periodic($$) {	563	sub periodic($$) {
407	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
411	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
412	}	569	}
413		570
414	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
415		572
416	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
417	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
418	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
419		580
420	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
421	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
422		583
423	Useful for short background jobs.	584	Useful for short background jobs.
424		585
425	=cut	586	=cut
426		587
427	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
428	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
429		591
430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
431	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
432	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
433		595
434	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
435		598
436	while () {	599	while () {
437	next_job:	600	next_job:
		601
438	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
439	if ($avail > 0.01) {	603
440	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
441	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
442	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
443	$job->[2]->send;	608	$job->[2]->send;
444	Coro::cede;	609	Coro::cede;
445	goto next_job;	610	goto next_job;
446	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
447	}	613	}
448	}	614	}
449		615
450	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
451	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
452	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
453	$signal->wait;
454	} else {	619	} else {
		620	$busy = 0;
455	Coro::schedule;	621	Coro::schedule;
456	}	622	}
457	}	623	}
458	};	624	};
459		625
460	sub get_slot($;$$) {	626	sub get_slot($;$$) {
461	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
462		628
463	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
464		630
465	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
466	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
467		634
468	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
469	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
470	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
496	=cut	663	=cut
497		664
498	sub sync_job(&) {	665	sub sync_job(&) {
499	my ($job) = @_;	666	my ($job) = @_;
500		667
501	if ($Coro::current == $Coro::main) {	668	if (in_main) {
502	my $time = EV::time;	669	my $time = AE::time;
503		670
504	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
505	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
506		673
507	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
508		675
509	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
510		677
511	my $busy = 1;	678	my $busy = 1;
512	my @res;	679	my @res;
513		680
514	(async {	681	(async {
515	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
516	@res = eval { $job->() };	683	@res = eval { $job->() };
517	warn $@ if $@;	684	error $@ if $@;
518	undef $busy;	685	undef $busy;
519	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
520		687
521	while ($busy) {	688	while ($busy) {
522	if (Coro::nready) {	689	if (Coro::nready) {
…		…
524	} else {	691	} else {
525	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
526	}	693	}
527	}	694	}
528		695
529	my $time = EV::time - $time;	696	my $time = AE::time - $time;
530		697
531	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
532		699
533	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
534	} else {	701	} else {
…		…
556	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
557		724
558	$coro	725	$coro
559	}	726	}
560		727
561	=item fork_call { }, $args	728	=item fork_call { }, @args
562		729
563	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
564	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
565	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
566	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
567		734
568	=cut	735	=cut
569		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
570	sub fork_call(&@) {	741	sub fork_call(&@) {
571	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
572		743
573	# we seemingly have to make a local copy of the whole thing,
574	# otherwise perl prematurely frees the stuff :/
575	# TODO: investigate and fix (likely this will be rather laborious)
576
577	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
578	reset_signals;	745	cf::post_fork;
579	&$cb	746	&$cb
580	}, @args;	747	} @args;
581		748
582	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
583	}	761	}
584		762
585	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
586		764
587	=cut	765	=cut
…		…
624	within each server.	802	within each server.
625		803
626	=cut	804	=cut
627		805
628	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
629	my ($name) = @_;	810	my ($name) = @_;
630	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
631		812
632	eval {	813	eval {
633	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
643	}	824	}
644		825
645	our $DB;	826	our $DB;
646		827
647	sub db_init {	828	sub db_init {
648	cf::sync_job {
649	$DB ||= db_table "db";	829	$DB ||= db_table "db";
650	};
651	}	830	}
652		831
653	sub db_get($$) {	832	sub db_get($$) {
654	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
655		834
656	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
657	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
658		839
659	$! ? ()	840	$! ? ()
660	: $data	841	: $data
661	}
662	}	842	}
663		843
664	sub db_put($$$) {	844	sub db_put($$$) {
665	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
666	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
694		874
695	my @data;	875	my @data;
696	my $md5;	876	my $md5;
697		877
698	for (0 .. $#$src) {	878	for (0 .. $#$src) {
699	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
700	or Carp::croak "$src->[$_]: $!";
701	}	880	}
702		881
703	# if processing is expensive, check	882	# if processing is expensive, check
704	# checksum first	883	# checksum first
705	if (1) {	884	if (1) {
…		…
718		897
719	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
720	}	899	}
721	}	900	}
722		901
723	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
724	my $data = $process->(\@data);	903	my $data = $process->(\@data);
725	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
726		905
727	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
728		907
729	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
730	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
731	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
732		911
…		…
742		921
743	=cut	922	=cut
744		923
745	sub datalog($@) {	924	sub datalog($@) {
746	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
747	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
748	}	927	}
749		928
750	=back	929	=back
751		930
752	=cut	931	=cut
…		…
947		1126
948	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
949	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
950		1129
951	} elsif (ref $type) {	1130	} elsif (ref $type) {
952	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
953		1132
954	} else {	1133	} else {
955	shift @arg;	1134	shift @arg;
956	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
957	}	1136	}
958	}	1137	}
959	}	1138	}
960		1139
961	sub _object_attach {	1140	sub _object_attach {
…		…
971	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
972	}	1151	}
973		1152
974	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
975	} else {	1154	} else {
976	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
977	}	1156	}
978		1157
979	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
980	}	1159	}
981		1160
…		…
1040		1219
1041	for (@$callbacks) {	1220	for (@$callbacks) {
1042	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1043		1222
1044	if ($@) {	1223	if ($@) {
1045	warn "$@";
1046	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1047	override;	1225	override;
1048	}	1226	}
1049		1227
1050	return 1 if $override;	1228	return 1 if $override;
1051	}	1229	}
…		…
1130	for (@$attach) {	1308	for (@$attach) {
1131	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1132	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1133	}	1311	}
1134	} else {	1312	} else {
1135	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1136	}	1314	}
1137	}	1315	}
1138	}	1316	}
1139		1317
1140	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1167	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1168		1346
1169	sync_job {	1347	sync_job {
1170	if (length $$rdata) {	1348	if (length $$rdata) {
1171	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1172	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1173	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1174		1353
1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1176	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1178	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1200	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1201		1380
1202	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1203	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1204	} else {	1383	} else {
1205	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1206	}	1385	}
1207	} else {	1386	} else {
1208	aio_unlink $filename;	1387	aio_unlink $filename;
1209	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1210	}	1389	}
…		…
1234	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1235	$av = $st->{objs};	1414	$av = $st->{objs};
1236	}	1415	}
1237		1416
1238	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1239	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1240	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1241		1421
1242	($data, $av)	1422	($data, $av)
1243	}	1423	}
1244		1424
1245	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1249	=cut	1429	=cut
1250		1430
1251	#############################################################################	1431	#############################################################################
1252	# command handling &c	1432	# command handling &c
1253		1433
1254	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1255		1435
1256	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1257	$name.	1437	$name.
1258		1438
1259	=cut	1439	=cut
…		…
1265	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1266		1446
1267	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1268	}	1448	}
1269		1449
1270	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1271		1451
1272	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1273	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1274	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1275	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1276	has logged in successfully.	1456	has logged in successfully.
1277		1457
1278	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1279	called.
1280		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1281	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1282		1466
1283	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1284	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1285	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1286	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1287	log-in.	1471	log-in.
1288		1472
1289	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1290	called.
1291		1474
1292	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1293		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1294	sub register_extcmd {	1482	sub register_extcmd($$) {
1295	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1296		1484
1297	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1298	}	1486	}
1299		1487
1300	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1301	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1302		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1303	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1304	}	1498	}
1305		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1306	use File::Glob ();	1506	use File::Glob ();
1307		1507
1308	cf::player->attach (	1508	cf::player->attach (
1309	on_command => sub {	1509	on_unknown_command => sub {
1310	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1311		1511
1312	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1313	or return;	1513	or return;
1314		1514
…		…
1322	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1323		1523
1324	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1325		1525
1326	if (ref $msg) {	1526	if (ref $msg) {
1327	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1328	"ARRAY" eq ref $msg
1329	? @$msg
1330	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1331		1528
1332	my @reply;
1333
1334	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1335	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1336	}	1547	}
1337		1548
1338	$pl->ext_reply ($reply, @reply)
1339	if $reply;
1340
1341	} else {	1549	} else {
1342	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1343	}	1551	}
1344		1552
1345	cf::override;	1553	cf::override;
1346	},	1554	},
1347	);	1555	);
…		…
1357	};	1565	};
1358		1566
1359	$grp	1567	$grp
1360	}	1568	}
1361		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1362	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1363	cf::sync_job {	1586	cf::sync_job {
1364	my %todo;	1587	my %todo;
1365		1588
1366	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1367	next unless -r $path;	1590	next unless -r $path;
…		…
1385		1608
1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1388		1611
1389	$ext{source} =	1612	$ext{source} =
1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1391	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1392	. $source	1615	. $source
1393	. "\n};\n1";	1616	. "\n};\n1";
1394		1617
1395	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1396	}	1619	}
1397		1620
		1621	my $pass = 0;
1398	my %done;	1622	my %done;
1399	while (%todo) {	1623	while (%todo) {
1400	my $progress;	1624	my $progress;
1401		1625
		1626	++$pass;
		1627
		1628	ext:
1402	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1403	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1404	goto skip	1631	next ext
1405	unless exists $done{$_};	1632	unless exists $done{$_};
1406	}	1633	}
1407		1634
1408	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1409		1636
1410	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1411	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1412	: "$v->{base}: extension inactive.\n";
1413		1650
1414	if (exists $v->{meta}{mandatory}) {
1415	warn $msg;
1416	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1417	}	1652	if exists $v->{meta}{mandatory};
1418		1653
1419	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1420	}	1663	}
1421
1422	$done{$k} = delete $todo{$k};
1423	push @EXTS, $v->{pkg};
1424	$progress = 1;
1425	}	1664	}
1426		1665
1427	skip:	1666	unless ($progress) {
1428	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1429	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1430	}	1676	}
1431	};	1677	};
1432	}	1678	}
1433		1679
1434	#############################################################################	1680	#############################################################################
…		…
1518	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1519	}	1765	}
1520	}	1766	}
1521	}	1767	}
1522		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1523	sub save($) {	1782	sub save($) {
1524	my ($pl) = @_;	1783	my ($pl) = @_;
1525		1784
1526	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1527		1786
…		…
1532		1791
1533	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1534	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1535		1794
1536	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1537		1799
1538	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1539	cf::cede_to_tick;	1801	cf::cede_to_tick;
1540	}	1802	}
1541		1803
…		…
1575	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1576		1838
1577	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1579		1841
1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1581	$pl->deactivate;	1843	$pl->deactivate;
		1844
1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1583	$pl->ob->check_score;
1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1585	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1586		1850
1587	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1588	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1589	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1643	\@logins	1907	\@logins
1644	}	1908	}
1645		1909
1646	=item $player->maps	1910	=item $player->maps
1647		1911
		1912	=item cf::player::maps $login
		1913
1648	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1649	player. May block.	1915	player. May block.
1650		1916
1651	=cut	1917	=cut
1652		1918
…		…
1673		1939
1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1675		1941
1676	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1677		1943
1678	=item $player->ext_reply ($msgid, @msg)
1679
1680	Sends an ext reply to the player.
1681
1682	=cut
1683
1684	sub ext_reply($$@) {
1685	my ($self, $id, @msg) = @_;
1686
1687	$self->ns->ext_reply ($id, @msg)
1688	}
1689
1690	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1691		1945
1692	Sends an ext event to the client.	1946	Sends an ext event to the client.
1693		1947
1694	=cut	1948	=cut
…		…
1713		1967
1714	=cut	1968	=cut
1715		1969
1716	sub find_by_path($) {	1970	sub find_by_path($) {
1717	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1718		1974
1719	my ($match, $specificity);	1975	my ($match, $specificity);
1720		1976
1721	for my $region (list) {	1977	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1751	sub generate_random_map {	2007	sub generate_random_map {
1752	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1753		2009
1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1755		2011
1756	# mit "rum" bekleckern, nicht
1757	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1761	$rmp->{exit_on_final_map},
1762	$rmp->{xsize}, $rmp->{ysize},
1763	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1764	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1765	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1766	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1767	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1768	(cf::region::find $rmp->{region}), $rmp->{custom}
1769	)
1770	}	2013	}
1771		2014
1772	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1773		2016
1774	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1779		2022
1780	sub register {	2023	sub register {
1781	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1782	my $pkg = caller;	2025	my $pkg = caller;
1783		2026
1784	no strict;
1785	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1786		2028
1787	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1788	}	2030	}
1789		2031
1790	# also paths starting with '/'	2032	# also paths starting with '/'
1791	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1792		2034
1793	sub thawer_merge {	2035	sub thawer_merge {
1794	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1795		2037
1796	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1801	}	2043	}
1802		2044
1803	sub normalise {	2045	sub normalise {
1804	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1805		2047
1806	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1807		2049
1808	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1809		2051
1810	# map plan:	2052	# map plan:
1811	#	2053	#
…		…
1826	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1827	$path = "$base/$path";	2069	$path = "$base/$path";
1828	}	2070	}
1829		2071
1830	for ($path) {	2072	for ($path) {
1831	redo if s{//}{/};
1832	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1833	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1834	}	2075	}
1835		2076
1836	$path	2077	$path
…		…
1850	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1851	return $self;	2092	return $self;
1852	}	2093	}
1853	}	2094	}
1854		2095
1855	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1856	()	2097	()
1857	}	2098	}
1858		2099
		2100	# may re-bless or do other evil things
1859	sub init {	2101	sub init {
1860	my ($self) = @_;	2102	my ($self) = @_;
1861		2103
1862	$self	2104	$self
1863	}	2105	}
…		…
1928	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1929		2171
1930	1	2172	1
1931	}	2173	}
1932		2174
		2175	# used to laod the header of an original map
1933	sub load_header_orig {	2176	sub load_header_orig {
1934	my ($self) = @_;	2177	my ($self) = @_;
1935		2178
1936	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1937	}	2180	}
1938		2181
		2182	# used to laod the header of an instantiated map
1939	sub load_header_temp {	2183	sub load_header_temp {
1940	my ($self) = @_;	2184	my ($self) = @_;
1941		2185
1942	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1943	}	2187	}
1944		2188
		2189	# called after loading the header from an instantiated map
1945	sub prepare_temp {	2190	sub prepare_temp {
1946	my ($self) = @_;	2191	my ($self) = @_;
1947		2192
1948	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1949	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1950	# safety	2195	# safety
1951	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1952	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1953	}	2198	}
1954		2199
		2200	# called after loading the header from an original map
1955	sub prepare_orig {	2201	sub prepare_orig {
1956	my ($self) = @_;	2202	my ($self) = @_;
1957		2203
1958	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1959	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1983		2229
1984	sub find;	2230	sub find;
1985	sub find {	2231	sub find {
1986	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1987		2233
		2234	cf::cede_to_tick;
		2235
1988	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1989		2237
1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1991	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1992		2240
1993	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2010		2258
2011	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2012	}	2260	}
2013	}	2261	}
2014		2262
2015	sub pre_load { }	2263	sub pre_load { }
2016	sub post_load { }	2264	#sub post_load { } # XS
2017		2265
2018	sub load {	2266	sub load {
2019	my ($self) = @_;	2267	my ($self) = @_;
2020		2268
2021	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2024		2272
2025	{	2273	{
2026	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2027		2275
2028	return unless $self->valid;	2276	return unless $self->valid;
2029	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2030
2031	$self->in_memory (cf::MAP_LOADING);
2032		2278
2033	$self->alloc;	2279	$self->alloc;
2034		2280
2035	$self->pre_load;	2281	$self->pre_load;
2036	cf::cede_to_tick;	2282	cf::cede_to_tick;
2037		2283
		2284	if (exists $self->{load_path}) {
2038	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2039	$f->skip_block;	2286	$f->skip_block;
2040	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2041	or return;	2288	or return;
2042		2289
2043	$self->post_load_original	2290	$self->post_load_original
2044	if delete $self->{load_original};	2291	if delete $self->{load_original};
2045		2292
2046	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2047	utf8::encode $uniq;	2294	utf8::encode $uniq;
2048	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2049	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2050	$self->clear_unique_items;	2297	$self->clear_unique_items;
2051	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2052	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2053	}	2301	}
2054	}	2302	}
2055	}
2056		2303
2057	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2058		2311
2059	cf::cede_to_tick;	2312	cf::cede_to_tick;
2060	# now do the right thing for maps	2313	# now do the right thing for maps
2061	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2062	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2066	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2067	$self->decay_objects;	2320	$self->decay_objects;
2068	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2069	$self->update_buttons;	2322	$self->update_buttons;
2070	cf::cede_to_tick;	2323	cf::cede_to_tick;
2071	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2072	}	2325	}
2073		2326
2074	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2075	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2076
2077	$self->in_memory (cf::MAP_ACTIVE);
2078	}	2329	}
2079		2330
2080	$self->post_load;	2331	$self->post_load;
2081	}
2082		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2083	sub customise_for {	2339	sub customise_for {
2084	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2085		2341
2086	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2343	if $self->per_player;
…		…
2090	# if $self->per_party;	2346	# if $self->per_party;
2091		2347
2092	$self	2348	$self
2093	}	2349	}
2094		2350
2095	# find and load all maps in the 3x3 area around a map
2096	sub load_neighbours {
2097	my ($map) = @_;
2098
2099	my @neigh; # diagonal neighbours
2100
2101	for (0 .. 3) {
2102	my $neigh = $map->tile_path ($_)
2103	or next;
2104	$neigh = find $neigh, $map
2105	or next;
2106	$neigh->load;
2107
2108	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}
2112
2113	for (grep defined $_->[0], @neigh) {
2114	my ($path, $origin) = @$_;
2115	my $neigh = find $path, $origin
2116	or next;
2117	$neigh->load;
2118	}
2119	}
2120
2121	sub find_sync {	2351	sub find_sync {
2122	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2123		2353
2124	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2125	}	2359	}
2126		2360
2127	sub do_load_sync {	2361	sub do_load_sync {
2128	my ($map) = @_;	2362	my ($map) = @_;
2129		2363
		2364	# it's a bug to call this from the main context
2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2131	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2132		2367
2133	cf::sync_job { $map->load };	2368	$map->load;
2134	}	2369	}
2135		2370
2136	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2137	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2138		2373
2139	sub find_async {	2374	sub find_async {
2140	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2141		2376
2142	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2143		2378
2144	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2146	}	2381	}
2147		2382
2148	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2149		2384
2150	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2164	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2165		2400
2166	()	2401	()
2167	}	2402	}
2168		2403
		2404	# common code, used by both ->save and ->swapout
2169	sub save {	2405	sub _save {
2170	my ($self) = @_;	2406	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2407
2174	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2175		2409
2176	return unless $self->dirty;	2410	return unless $self->dirty;
2177		2411
…		…
2197	} else {	2431	} else {
2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2199	}	2433	}
2200	}	2434	}
2201		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2202	sub swap_out {	2444	sub swap_out {
2203	my ($self) = @_;	2445	my ($self) = @_;
2204		2446
2205	# save first because save cedes
2206	$self->save;
2207
2208	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2209		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2210	return if $self->players;	2451	return if $self->players;
2211	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2212	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2213		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2214	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2215		2503
2216	$self->deactivate;	2504	$self->deactivate;
2217	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2218	$self->clear;	2506	$self->clear;
2219	}
2220
2221	sub reset_at {
2222	my ($self) = @_;
2223
2224	# TODO: safety, remove and allow resettable per-player maps
2225	return 1e99 if $self->{deny_reset};
2226
2227	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2228	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2229
2230	$time + $to
2231	}
2232
2233	sub should_reset {
2234	my ($self) = @_;
2235
2236	$self->reset_at <= $cf::RUNTIME
2237	}
2238
2239	sub reset {
2240	my ($self) = @_;
2241
2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2243
2244	return if $self->players;
2245
2246	warn "resetting map ", $self->path, "\n";
2247
2248	$self->in_memory (cf::MAP_SWAPPED);
2249
2250	# need to save uniques path
2251	unless ($self->{deny_save}) {
2252	my $uniq = $self->uniq_path; utf8::encode $uniq;
2253
2254	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2255	if $uniq;
2256	}
2257
2258	delete $cf::MAP{$self->path};
2259
2260	$self->deactivate;
2261	$_->clear_links_to ($self) for values %cf::MAP;
2262	$self->clear;
2263		2507
2264	$self->unlink_save;	2508	$self->unlink_save;
2265	$self->destroy;	2509	$self->destroy;
2266	}	2510	}
2267		2511
…		…
2275		2519
2276	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2277		2521
2278	$self->unlink_save;	2522	$self->unlink_save;
2279		2523
2280	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2281	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2282	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2283	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2285		2529
…		…
2406		2650
2407	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2408		2652
2409	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2410		2654
2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2412	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2413		2657
2414	=cut	2658	=cut
2415		2659
2416	sub deref {	2660	sub deref {
…		…
2515		2759
2516	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2517		2761
2518	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2520	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2521	map.	2765	map.
2522		2766
2523	Will never block.	2767	Will never block.
2524		2768
2525	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2546	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2547	my ($self) = @_;	2791	my ($self) = @_;
2548		2792
2549	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2550		2794
		2795	++$self->{_link_recursion};
		2796
2551	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2552		2798
2553	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2554	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2555		2801
2556	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2557	}	2803	}
2558		2804
2559	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2560	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2561		2807
…		…
2581	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2582	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2583	if $x <= 0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2584		2830
2585	$map->load;	2831	$map->load;
2586	$map->load_neighbours;
2587		2832
2588	return unless $self->contr->active;	2833	return unless $self->contr->active;
2589		2834
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2592		2837	# entering was successful
		2838	delete $self->{_link_recursion};
2593	# only activate afterwards, to support waiting in hooks	2839	# only activate afterwards, to support waiting in hooks
2594	$self->activate_recursive;	2840	$self->activate_recursive;
2595	}	2841	}
2596		2842
		2843	}
		2844
2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2598		2846
2599	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2600	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2601	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2602	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2609		2857
2610	our $GOTOGEN;	2858	our $GOTOGEN;
2611		2859
2612	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2613	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2614		2868
2615	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2617		2871
2618	$self->enter_link;	2872	$self->enter_link;
…		…
2638	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2639	}	2893	}
2640	}	2894	}
2641		2895
2642	my $map = eval {	2896	my $map = eval {
2643	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2644		2898
2645	if ($map) {	2899	if ($map) {
2646	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2647	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2648	} else {	2902	} else {
2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2650	}	2904	}
2651		2905
2652	$map	2906	$map
…		…
2660	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2661	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2662	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2663	}	2917	}
2664		2918
2665	$done->() if $done;	2919	$done->($self) if $done;
2666	})->prio (1);	2920	})->prio (1);
2667	}	2921	}
2668		2922
2669	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2670		2924
…		…
2738	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2739		2993
2740	unless (eval {	2994	unless (eval {
2741	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2742		2996
2743	# random map handling
2744	{
2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
2746
2747	prepare_random_map $exit
2748	if $exit->slaying eq "/!";
2749	}
2750
2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2752	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2753	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2754		3023
2755	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2756		3025
2757	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2758	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2763	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2764	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2765	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2766	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2767		3036
2768	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2769	$self->leave_link;	3038	$self->leave_link;
2770	}	3039	}
2771	})->prio (1);	3040	})->prio (1);
2772	}	3041	}
2773		3042
…		…
2785	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2786	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2787		3056
2788	utf8::encode $text;	3057	utf8::encode $text;
2789	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2790	}	3084	}
2791		3085
2792	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2793		3087
2794	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2906	id => "death",	3200	id => "death",
2907	title => "Death",	3201	title => "Death",
2908	reply => undef,	3202	reply => undef,
2909	tooltip => "Reason for and more info about your most recent death",	3203	tooltip => "Reason for and more info about your most recent death",
2910	},	3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
2911	"c/say" => $SAY_CHANNEL,	3211	"c/say" => $SAY_CHANNEL,
2912	"c/chat" => $CHAT_CHANNEL,	3212	"c/chat" => $CHAT_CHANNEL,
2913	);	3213	);
2914		3214
2915	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
…		…
2946	my $pkt = "msg "	3246	my $pkt = "msg "
2947	. $self->{json_coder}->encode (	3247	. $self->{json_coder}->encode (
2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2949	);	3249	);
2950		3250
2951	# try lzf for large packets
2952	$pkt = "lzf " . Compress::LZF::compress $pkt
2953	if 1024 <= length $pkt and $self->{can_lzf};
2954
2955	# split very large packets
2956	if (8192 < length $pkt and $self->{can_lzf}) {
2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2958	$pkt = "frag";
2959	}
2960
2961	$self->send_packet ($pkt);	3251	$self->send_big_packet ($pkt);
2962	}	3252	}
2963		3253
2964	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2965		3255
2966	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2968	=cut	3258	=cut
2969		3259
2970	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2971	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2972		3262
2973	if ($self->extcmd == 2) {
2974	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2975	} elsif ($self->extcmd == 1) { # TODO: remove
2976	push @msg, msgtype => "event_$type";
2977	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2978	}
2979	}
2980
2981	=item $client->ext_reply ($msgid, @msg)
2982
2983	Sends an ext reply to the client.
2984
2985	=cut
2986
2987	sub cf::client::ext_reply($$@) {
2988	my ($self, $id, @msg) = @_;
2989
2990	if ($self->extcmd == 2) {
2991	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2992	} elsif ($self->extcmd == 1) {
2993	#TODO: version 1, remove
2994	unshift @msg, msgtype => "reply", msgid => $id;
2995	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2996	}
2997	}	3264	}
2998		3265
2999	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
3000		3267
3001	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
3056	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
3057		3324
3058	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3059		3326
3060	if (ref $msg) {	3327	if (ref $msg) {
3061	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3062	"ARRAY" eq ref $msg
3063	? @$msg
3064	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3065		3329
3066	my @reply;
3067
3068	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
3069	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
3070	}	3348	}
3071
3072	$ns->ext_reply ($reply, @reply)
3073	if $reply;
3074
3075	} else {	3349	} else {
3076	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3077	}	3351	}
3078		3352
3079	cf::override;	3353	cf::override;
3080	},	3354	},
3081	);	3355	);
…		…
3101		3375
3102	$coro	3376	$coro
3103	}	3377	}
3104		3378
3105	cf::client->attach (	3379	cf::client->attach (
3106	on_destroy => sub {	3380	on_client_destroy => sub {
3107	my ($ns) = @_;	3381	my ($ns) = @_;
3108		3382
3109	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3110	},	3384	},
3111	);	3385	);
…		…
3127	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3128		3402
3129	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3130		3404
3131	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3132	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3133	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3134	sort time	3408	sort time
3135	));	3409	));
3136		3410
3137	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3162	decrease split destroy change_exp value msg lore send_msg)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3163	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3164	["cf::player" => qw(peaceful send_msg)],	3438	["cf::player" => qw(peaceful send_msg)],
3165	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3166	) {	3440	) {
3167	no strict 'refs';
3168	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3170	for @funs;	3443	for @funs;
3171	}	3444	}
3172		3445
…		…
3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3190	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3191		3464
3192	%vars = (_dummy => 0) unless %vars;	3465	%vars = (_dummy => 0) unless %vars;
3193		3466
		3467	my @res;
3194	local $_;	3468	local $_;
3195	local @safe::cf::_safe_eval_args = values %vars;
3196		3469
3197	my $eval =	3470	my $eval =
3198	"do {\n"	3471	"do {\n"
3199	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3200	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3201	. $code	3474	. $code
3202	. "\n}"	3475	. "\n}"
3203	;	3476	;
3204		3477
		3478	if ($CFG{safe_eval}) {
3205	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3206	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3207	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3208		3487
3209	if ($@) {	3488	if ($@) {
3210	warn "$@";	3489	warn "$@",
3211	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3212	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3213	}	3492	}
3214		3493
3215	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3216	}	3495	}
3217		3496
…		…
3231	=cut	3510	=cut
3232		3511
3233	sub register_script_function {	3512	sub register_script_function {
3234	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3235		3514
3236	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3237	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3238	}	3517	}
3239		3518
3240	=back	3519	=back
3241		3520
3242	=cut	3521	=cut
3243		3522
3244	#############################################################################	3523	#############################################################################
3245	# the server's init and main functions	3524	# the server's init and main functions
3246		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_chksum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3247	sub load_facedata($) {	3603	sub load_facedata($) {
3248	my ($path) = @_;	3604	my ($path) = @_;
3249		3605
3250	# HACK to clear player env face cache, we need some signal framework
3251	# for this (global event?)
3252	%ext::player_env::MUSIC_FACE_CACHE = ();
3253
3254	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3255		3607
3256	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3257		3609
3258	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3259	0 < aio_load $path, $facedata
3260	or die "$path: $!";
3261
3262	$facedata = Coro::Storable::thaw $facedata;
3263		3611
3264	$facedata->{version} == 2	3612	$facedata->{version} == 2
3265	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3266		3614
3267	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3268	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3269	type => FT_RSRC,	3617
3270	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3271	};	3619
3272	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3273		3623
3274	{	3624	{
3275	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3276		3626
3277	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3278	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3279		3630
3280	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3281	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3282	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3283	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3284		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3285	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3286	}	3638	}
3287		3639
3288	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3289	next unless $info->{smooth};	3641	next unless $info->{smooth};
3290		3642
…		…
3293		3645
3294	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3295	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3296	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3297	} else {	3649	} else {
3298	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3299	}	3651	}
3300
3301	cf::cede_to_tick;
3302	}	3652	}
3303	}	3653	}
3304		3654
3305	{	3655	{
3306	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3307		3657
3308	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3309	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3310	cf::cede_to_tick;
3311	}	3660	}
3312		3661
3313	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3314	}	3663	}
3315		3664
3316	{	3665	{
3317	# TODO: for gcfclient pleasure, we should give resources
3318	# that gcfclient doesn't grok a >10000 face index.
3319	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3320		3667
3321	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3322	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3323	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3324	my $data;
3325		3672
3326	if ($info->{type} & 1) {
3327	# prepend meta info
3328
3329	my $meta = $enc->encode ({
3330	name => $name,
3331	%{ $info->{meta} || {} },
3332	});
3333
3334	$data = pack "(w/a*)*", $meta, $info->{data};
3335	} else {
3336	$data = $info->{data};
3337	}
3338
3339	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3340	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3341	} else {	3679	} else {
3342	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3343	}	3681	}
3344
3345	cf::cede_to_tick;
3346	}	3682	}
3347	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3348		3694
3349	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3350		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3351	1	3699	1
3352	}	3700	}
3353
3354	cf::global->attach (on_resource_update => sub {
3355	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3356	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3357
3358	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3359	my $sound = $soundconf->{compat}[$_]
3360	or next;
3361
3362	my $face = cf::face::find "sound/$sound->[1]";
3363	cf::sound::set $sound->[0] => $face;
3364	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3365	}
3366
3367	while (my ($k, $v) = each %{$soundconf->{event}}) {
3368	my $face = cf::face::find "sound/$v";
3369	cf::sound::set $k => $face;
3370	}
3371	}
3372	});
3373		3701
3374	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3375	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3376		3704
3377	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
…		…
3385	my $status = load_resource_file_ $_[0];	3713	my $status = load_resource_file_ $_[0];
3386	get_slot 0.1, 100;	3714	get_slot 0.1, 100;
3387	cf::arch::commit_load;	3715	cf::arch::commit_load;
3388		3716
3389	$status	3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
3390	}	3732	}
3391		3733
3392	sub reload_regions {	3734	sub reload_regions {
3393	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3394	# for this (global event?)	3736	# for this (global event?)
…		…
3402	if exists $_->{match};	3744	if exists $_->{match};
3403	}	3745	}
3404	}	3746	}
3405		3747
3406	sub reload_facedata {	3748	sub reload_facedata {
3407	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3408	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3409	}	3751	}
3410		3752
3411	sub reload_archetypes {	3753	sub reload_archetypes {
3412	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3413	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
		3756
		3757	cf::face::set
		3758	"res/skill_info" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3414	}	3768	}
3415		3769
3416	sub reload_treasures {	3770	sub reload_treasures {
3417	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3418	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3419	}	3773	}
3420		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3421	sub reload_resources {	3795	sub reload_resources {
3422	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3423		3797
		3798	reload_materials;
3424	reload_facedata;	3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
3425	reload_archetypes;	3802	reload_archetypes;
3426	reload_regions;	3803	reload_regions;
3427	reload_treasures;	3804	reload_treasures;
3428		3805
3429	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3430	}	3807	}
3431		3808
3432	sub reload_config {	3809	sub reload_config {
3433	warn "reloading config file...\n";	3810	trace "reloading config file...\n";
3434		3811
3435	open my $fh, "<:utf8", "$CONFDIR/config"	3812	my $config = load_file "$CONFDIR/config";
3436	or return;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3437		3815
3438	local $/;
3439	*CFG = YAML::XS::Load scalar <$fh>;
3440
3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3442		3817
3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3445		3820
3446	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3823	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3449	and die "WARNING: m(un)lockall failed: $!\n";	3824	and die "WARNING: m(un)lockall failed: $!\n";
3450	};	3825	};
3451	warn $@ if $@;	3826	warn $@ if $@;
3452	}	3827	}
3453
3454	warn "finished reloading resource files\n";
3455	}	3828	}
3456		3829
3457	sub pidfile() {	3830	sub pidfile() {
3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3459	or die "$PIDFILE: $!";	3832	or die "$PIDFILE: $!";
…		…
3472	seek $fh, 0, 0;	3845	seek $fh, 0, 0;
3473	print $fh $$;	3846	print $fh $$;
3474	}	3847	}
3475		3848
3476	sub main_loop {	3849	sub main_loop {
3477	warn "EV::loop starting\n";	3850	trace "EV::loop starting\n";
3478	if (1) {	3851	if (1) {
3479	EV::loop;	3852	EV::loop;
3480	}	3853	}
3481	warn "EV::loop returned\n";	3854	trace "EV::loop returned\n";
3482	goto &main_loop unless $REALLY_UNLOOP;	3855	goto &main_loop unless $REALLY_UNLOOP;
3483	}	3856	}
3484		3857
3485	sub main {	3858	sub main {
3486	cf::init_globals; # initialise logging	3859	cf::init_globals; # initialise logging
3487		3860
3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3492		3865
3493	cf::init_experience;
3494	cf::init_anim;
3495	cf::init_attackmess;
3496	cf::init_dynamic;
3497
3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3499		3867
3500	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3501	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3503	(async {	3871	(async {
3504	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3505	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3506	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3507	};	3875	};
3508		3876
3509	evthread_start IO::AIO::poll_fileno;	3877	evthread_start IO::AIO::poll_fileno;
3510		3878
3511	cf::sync_job {	3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
3512	reload_resources;	3890	reload_resources;
3513	reload_config;	3891	reload_config;
3514	db_init;
3515		3892
3516	cf::load_settings;
3517	cf::load_materials;
3518	cf::init_uuid;	3893	cf::init_uuid;
3519	cf::init_signals;	3894	cf::init_signals;
3520	cf::init_commands;
3521	cf::init_skills;	3895	cf::init_skills;
3522		3896
3523	cf::init_beforeplay;	3897	cf::init_beforeplay;
3524		3898
3525	atomic;	3899	atomic;
…		…
3530		3904
3531	# no (long-running) fork's whatsoever before this point(!)	3905	# no (long-running) fork's whatsoever before this point(!)
3532	use POSIX ();	3906	use POSIX ();
3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3534		3908
3535	(pop @POST_INIT)->(0) while @POST_INIT;	3909	cf::_post_init 0;
3536	};	3910	};
3537		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
3538	main_loop;	3919	goto &main_loop;
3539	}	3920	}
3540		3921
3541	#############################################################################	3922	#############################################################################
3542	# initialisation and cleanup	3923	# initialisation and cleanup
3543		3924
3544	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3545	BEGIN {	3926	BEGIN {
3546	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3547	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3548	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3549	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3550	};	3931	};
3551	}	3932	}
3552	}	3933	}
3553		3934
3554	sub write_runtime_sync {	3935	sub write_runtime_sync {
		3936	my $t0 = AE::time;
		3937
3555	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3556	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3557		3940
3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3559		3942
3560	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3561		3944
3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3563	or return;	3946	or return;
3564		3947
3565	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3566	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3567	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3580	or return;	3963	or return;
3581		3964
3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3583	and return;	3966	and return;
3584		3967
3585	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3586		3969
3587	1	3970	1
3588	}	3971	}
3589		3972
3590	our $uuid_lock;	3973	our $uuid_lock;
…		…
3602	or return;	3985	or return;
3603		3986
3604	my $value = uuid_seq uuid_cur;	3987	my $value = uuid_seq uuid_cur;
3605		3988
3606	unless ($value) {	3989	unless ($value) {
3607	warn "cowardly refusing to write zero uuid value!\n";	3990	info "cowardly refusing to write zero uuid value!\n";
3608	return;	3991	return;
3609	}	3992	}
3610		3993
3611	my $value = uuid_str $value + $uuid_skip;	3994	my $value = uuid_str $value + $uuid_skip;
3612	$uuid_skip = 0;	3995	$uuid_skip = 0;
…		…
3622	or return;	4005	or return;
3623		4006
3624	aio_rename "$uuid~", $uuid	4007	aio_rename "$uuid~", $uuid
3625	and return;	4008	and return;
3626		4009
3627	warn "uuid file written ($value).\n";	4010	trace "uuid file written ($value).\n";
3628		4011
3629	1	4012	1
3630		4013
3631	}	4014	}
3632		4015
…		…
3638	}	4021	}
3639		4022
3640	sub emergency_save() {	4023	sub emergency_save() {
3641	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3642		4025
3643	warn "emergency_perl_save: enter\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3644		4032
3645	cf::sync_job {	4033	cf::sync_job {
3646	# this is a trade-off: we want to be very quick here, so	4034	cf::write_runtime_sync; # external watchdog should not bark
3647	# save all maps without fsync, and later call a global sync
3648	# (which in turn might be very very slow)
3649	local $USE_FSYNC = 0;
3650		4035
3651	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3652	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3653	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3654	warn "emergency_perl_save: begin player save\n";	4039	info "emergency_perl_save: begin player save\n";
3655	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3656	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3657	$pl->valid or next;	4042	$pl->valid or next;
3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3659	$pl->save;	4044	$pl->save;
3660	}	4045	}
3661	warn "emergency_perl_save: end player save\n";	4046	info "emergency_perl_save: end player save\n";
3662		4047
		4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
3663	warn "emergency_perl_save: begin map save\n";	4050	info "emergency_perl_save: begin map save\n";
3664	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3665	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3666	$map->valid or next;	4053	$map->valid or next;
3667	$map->save;	4054	$map->save;
3668	}	4055	}
3669	warn "emergency_perl_save: end map save\n";	4056	info "emergency_perl_save: end map save\n";
3670		4057
		4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
3671	warn "emergency_perl_save: begin database checkpoint\n";	4060	info "emergency_perl_save: begin database checkpoint\n";
3672	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3673	warn "emergency_perl_save: end database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
3674		4063
3675	warn "emergency_perl_save: begin write uuid\n";	4064	info "emergency_perl_save: begin write uuid\n";
3676	write_uuid_sync 1;	4065	write_uuid_sync 1;
3677	warn "emergency_perl_save: end write uuid\n";	4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3678	};	4086	};
3679		4087
3680	warn "emergency_perl_save: starting sync()\n";
3681	IO::AIO::aio_sync sub {
3682	warn "emergency_perl_save: finished sync()\n";
3683	};
3684
3685	warn "emergency_perl_save: leave\n";	4088	info "emergency_perl_save: leave\n";
3686	}	4089	}
3687		4090
3688	sub post_cleanup {	4091	sub post_cleanup {
3689	my ($make_core) = @_;	4092	my ($make_core) = @_;
3690		4093
		4094	IO::AIO::flush;
		4095
3691	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3692	if $make_core;	4097	if $make_core;
3693		4098
3694	my $fh = pidfile;	4099	my $fh = pidfile;
3695	unlink $PIDFILE if <$fh> == $$;	4100	unlink $PIDFILE if <$fh> == $$;
3696	}	4101	}
…		…
3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3717	for my $name (keys %$leaf_symtab) {	4122	for my $name (keys %$leaf_symtab) {
3718	_gv_clear *{"$pkg$name"};	4123	_gv_clear *{"$pkg$name"};
3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3720	}	4125	}
3721	warn "cleared package $pkg\n";#d#
3722	}	4126	}
3723		4127
3724	sub do_reload_perl() {	4128	sub do_reload_perl() {
3725	# can/must only be called in main	4129	# can/must only be called in main
3726	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3727	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3728	return;	4132	return;
3729	}	4133	}
3730		4134
3731	return if $RELOAD++;	4135	return if $RELOAD++;
3732		4136
3733	my $t1 = EV::time;	4137	my $t1 = AE::time;
3734		4138
3735	while ($RELOAD) {	4139	while ($RELOAD) {
3736	warn "reloading...";	4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
3737		4142
3738	warn "entering sync_job";	4143	trace "perl_reload: entering sync_job";
3739		4144
3740	cf::sync_job {	4145	cf::sync_job {
3741	cf::write_runtime_sync; # external watchdog should not bark
3742	cf::emergency_save;	4146	#cf::emergency_save;
3743	cf::write_runtime_sync; # external watchdog should not bark
3744		4147
3745	warn "syncing database to disk";
3746	BDB::db_env_txn_checkpoint $DB_ENV;
3747
3748	# if anything goes wrong in here, we should simply crash as we already saved
3749
3750	warn "flushing outstanding aio requests";
3751	while (IO::AIO::nreqs || BDB::nreqs) {
3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3753	}
3754
3755	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3756	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3757	%EXT_CORO = ();	4150	%EXT_CORO = ();
3758		4151
3759	warn "removing commands";	4152	trace "perl_reload: removing commands";
3760	%COMMAND = ();	4153	%COMMAND = ();
3761		4154
3762	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3763	%EXTCMD = ();	4156	%EXTCMD = ();
3764	%EXTICMD = ();	4157	%EXTICMD = ();
3765		4158
3766	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3767	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3768	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3769		4162
3770	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3771	eval {	4164	eval {
3772	$cb->($pkg);	4165	$cb->($pkg);
3773	1	4166	1
3774	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
3775	}	4168	}
3776		4169
3777	warn "... clearing $pkg";	4170	trace "... clearing $pkg";
3778	clear_package $pkg;	4171	clear_package $pkg;
3779	}	4172	}
3780		4173
3781	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3782	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3784		4177
3785	warn "... unloading $k";	4178	trace "... unloading $k";
3786	delete $INC{$k};	4179	delete $INC{$k};
3787		4180
3788	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3789	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3790		4183
…		…
3793	}	4186	}
3794		4187
3795	clear_package $k;	4188	clear_package $k;
3796	}	4189	}
3797		4190
3798	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3799	clear_package "safe::$_"	4192	clear_package "safe::$_"
3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3801		4194
3802	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3803	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3805		4198
3806	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3807	# and global variables created in xs	4200	# and global variables created in xs
3808	#clear_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3809		4202
3810	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3811		4204
3812	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3813	require cf;	4206	require cf;
3814	cf::_connect_to_perl_1;	4207	cf::_connect_to_perl_1;
3815		4208
3816	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3817	cf::reload_config;	4210	cf::reload_config;
3818		4211
3819	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3820	cf::load_extensions;	4213	cf::load_extensions;
3821		4214
3822	if ($REATTACH_ON_RELOAD) {	4215	if ($REATTACH_ON_RELOAD) {
3823	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3824	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3825	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3826	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3827	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3828	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
3829	}	4222	}
3830		4223
3831	warn "running post_init jobs";	4224	cf::_post_init 1;
3832	(pop @POST_INIT)->(1) while @POST_INIT;
3833		4225
3834	warn "leaving sync_job";	4226	trace "perl_reload: leaving sync_job";
3835		4227
3836	1	4228	1
3837	} or do {	4229	} or do {
3838	warn $@;	4230	error $@;
3839	cf::cleanup "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3840	};	4232	};
3841		4233
3842	warn "reloaded";
3843	--$RELOAD;	4234	--$RELOAD;
3844	}	4235	}
3845		4236
3846	$t1 = EV::time - $t1;	4237	$t1 = AE::time - $t1;
3847	warn "reload completed in ${t1}s\n";	4238	info "perl_reload: completed in ${t1}s\n";
3848	};	4239	};
3849		4240
3850	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3851		4242
3852	sub reload_perl() {	4243	sub reload_perl() {
…		…
3854	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3855		4246
3856	$RELOAD_WATCHER ||= cf::async {	4247	$RELOAD_WATCHER ||= cf::async {
3857	Coro::AIO::aio_wait cache_extensions;	4248	Coro::AIO::aio_wait cache_extensions;
3858		4249
3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3860	do_reload_perl;	4251	do_reload_perl;
3861	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3862	};	4253	};
3863	};	4254	};
3864	}	4255	}
…		…
3873	reload_perl;	4264	reload_perl;
3874	};	4265	};
3875	}	4266	}
3876	};	4267	};
3877		4268
3878	unshift @INC, $LIBDIR;	4269	#############################################################################
3879		4270
3880	my $bug_warning = 0;	4271	my $bug_warning = 0;
3881		4272
3882	our @WAIT_FOR_TICK;
3883	our @WAIT_FOR_TICK_BEGIN;
3884
3885	sub wait_for_tick {	4273	sub wait_for_tick() {
3886	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3887		4275
3888	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3889	push @WAIT_FOR_TICK, $signal;
3890	$signal->wait;
3891	}	4277	}
3892		4278
3893	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3894	return if tick_inhibit || $Coro::current == $Coro::main;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3895		4281
3896	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3897	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3898	$signal->wait;	4284	$signal->wait;
3899	}	4285	}
…		…
3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3904	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3905	return;	4291	return;
3906	}	4292	}
3907		4293
3908	cf::server_tick; # one server iteration	4294	cf::one_tick; # one server iteration
		4295
		4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3909		4297
3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3912	Coro::async_pool {	4300	Coro::async_pool {
3913	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3914	write_runtime_sync	4302	write_runtime_sync
3915	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3916	};	4304	};
3917	}	4305	}
3918		4306
3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3920	$sig->send;	4308	$sig->send;
3921	}	4309	}
3922	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3923	$sig->send;
3924	}
3925		4311
3926	$LOAD = ($NOW - $TICK_START) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3928		4314
3929	if (0) {	4315	if (0) {
3930	if ($NEXT_TICK) {	4316	if ($NEXT_TICK) {
3931	my $jitter = $TICK_START - $NEXT_TICK;	4317	my $jitter = $TICK_START - $NEXT_TICK;
3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3933	warn "jitter $JITTER\n";#d#	4319	debug "jitter $JITTER\n";#d#
3934	}	4320	}
3935	}	4321	}
3936	}	4322	}
3937		4323
3938	{	4324	{
3939	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3940		4327
3941	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3942	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3943	$AnyEvent::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3944		4331
3945	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3946	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3973	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3974	};	4361	};
3975	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3976	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3977	};	4364	};
		4365
		4366	info "database initialised";
3978	}	4367	}
3979		4368
3980	{	4369	{
3981	# configure IO::AIO	4370	# configure IO::AIO
3982		4371
		4372	info "initialising aio";
3983	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3984	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3985	undef $AnyEvent::AIO::WATCHER;	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3986	}	4377	}
3987		4378
3988	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3989		4381
3990	sub _log_backtrace {	4382	sub _log_backtrace {
3991	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3992		4384
3993	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3994		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3995	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3996	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3997	++$_log_backtrace;	4393	++$_log_backtrace;
3998	my $perl_bt = Carp::longmess $msg;	4394	my $perl_bt = Carp::longmess $msg;
3999	async {	4395	async {
4000	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
4001		4397
…		…
4021	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
4022	--$_log_backtrace;	4418	--$_log_backtrace;
4023	};	4419	};
4024	} else {	4420	} else {
4025	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
4026	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4027	}	4423	}
4028	}	4424	}
4029		4425
4030	# load additional modules	4426	# load additional modules
4031	require "cf/$_.pm" for @EXTRA_MODULES;	4427	require "cf/$_.pm" for @EXTRA_MODULES;

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