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Revision 1.525 by root, Wed Apr 21 03:34:26 2010 UTC vs.
Revision 1.595 by root, Fri Nov 9 16:27:55 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 (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
…		…
78	# strictly for debugging	80	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		82
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		84
		85	our @ORIG_INC;
		86
83	our %COMMAND = ();	87	our %COMMAND = ();
84	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
85		89
86	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
88	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
91		97
92	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	99	our @EVENT;
94	our @REFLECT; # set by XS	100	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	101	our %REFLECT; # set by us
96		102
97	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
98	our $DATADIR = datadir;	105	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
102	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		118
111	our %RESOURCE;	119	#our %RESOURCE; # unused
112		120
113	our $OUTPUT_RATE_MIN = 4000;	121	our $OUTPUT_RATE_MIN = 3000;
114	our $OUTPUT_RATE_MAX = 100000;	122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
115		126
116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
118	our $NEXT_TICK;	129	our $NEXT_TICK;
119	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
121	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
122	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
123	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
124	our $DB_ENV;	135	our $DB_ENV;
125		136
126	our @EXTRA_MODULES = qw(pod match mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
127		138
128	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
129		141
130	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
131	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
132	our $NOW;	145	our $NOW;
133		146
134	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
135	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
136	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
145		158
146	our @POST_INIT;	159	our @POST_INIT;
147		160
148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
149	our $REALLY_UNLOOP; # never set to true, please :)	162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
150		166
151	binmode STDOUT;	167	binmode STDOUT;
152	binmode STDERR;	168	binmode STDERR;
153		169
154	# read virtual server time, if available	170	# read virtual server time, if available
…		…
188		204
189	=over 4	205	=over 4
190		206
191	=item $cf::UPTIME	207	=item $cf::UPTIME
192		208
193	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
194		225
195	=item $cf::RUNTIME	226	=item $cf::RUNTIME
196		227
197	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
198	every server tick.	229	every server tick.
199		230
200	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
201	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
202	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
203		234
204	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
205	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
206	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
207	database environment.	238	database environment.
208		239
209	=item $cf::NOW
210
211	The time of the last (current) server tick.
212
213	=item $cf::TICK
214
215	The interval between server ticks, in seconds.
216
217	=item $cf::LOADAVG	240	=item $cf::LOADAVG
218		241
219	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
220	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
221	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
230	from wherever your confdir points to.	253	from wherever your confdir points to.
231		254
232	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
233		256
234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
235	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
237		277
238	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
239		279
240	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
241	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
…		…
249		289
250	=back	290	=back
251		291
252	=cut	292	=cut
253		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
254	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
255	my $msg = join "", @_;	301	my $msg = join "", @_;
256		302
257	$msg .= "\n"	303	$msg .= "\n"
258	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
259		305
260	$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;
261		307
262	LOG llevError, $msg;	308	LOG llevWarn, $msg;
263	};	309	};
264		310
265	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
266	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
267		313
268	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
269		315
270	if (in_main) {#d#	316	if (in_main) {#d#
271	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
272	return;#d#	318	return;#d#
273	}#d#	319	}#d#
274		320
275	# kill coroutine otherwise	321	# kill coroutine otherwise
276	Coro::terminate	322	Coro::terminate
…		…
296	)) {	342	)) {
297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
298	}	344	}
299		345
300	$EV::DIED = sub {	346	$EV::DIED = sub {
301	Carp::cluck "error in event callback: @_";	347	warn "error in event callback: $@";
302	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
303		354
304	#############################################################################	355	#############################################################################
305		356
306	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
307		358
…		…
328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
329	$d	380	$d
330	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
331	}	382	}
332		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
333	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
334		437
335	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
336		439
337	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
344		447
345	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
346	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
347		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 $_[0]
		480	}
		481
348	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
349		483
350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
351	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
352		486
353	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
354	is a reload or not.	488	is a reload or not.
355		489
356	=cut	490	=cut
357		491
358	sub post_init(&) {	492	sub post_init(&) {
359	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
360	}	511	}
361		512
362	=item cf::lock_wait $string	513	=item cf::lock_wait $string
363		514
364	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
417	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
418	}	569	}
419		570
420	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
421		572
422	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
423	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
424	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
425		580
426	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
427	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
428		583
429	Useful for short background jobs.	584	Useful for short background jobs.
…		…
458	}	613	}
459	}	614	}
460		615
461	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
462	# 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
463	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
464	$signal->wait;
465	} else {	619	} else {
466	$busy = 0;	620	$busy = 0;
467	Coro::schedule;	621	Coro::schedule;
468	}	622	}
469	}	623	}
…		…
509	=cut	663	=cut
510		664
511	sub sync_job(&) {	665	sub sync_job(&) {
512	my ($job) = @_;	666	my ($job) = @_;
513		667
514	if ($Coro::current == $Coro::main) {	668	if (in_main) {
515	my $time = AE::time;	669	my $time = AE::time;
516		670
517	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
518	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
519		673
520	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
521		675
522	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
523		677
524	my $busy = 1;	678	my $busy = 1;
525	my @res;	679	my @res;
526		680
527	(async {	681	(async {
528	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
529	@res = eval { $job->() };	683	@res = eval { $job->() };
530	warn $@ if $@;	684	error $@ if $@;
531	undef $busy;	685	undef $busy;
532	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
533		687
534	while ($busy) {	688	while ($busy) {
535	if (Coro::nready) {	689	if (Coro::nready) {
…		…
569	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
570		724
571	$coro	725	$coro
572	}	726	}
573		727
574	=item fork_call { }, $args	728	=item fork_call { }, @args
575		729
576	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
577	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
578	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
579	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
580		734
581	=cut	735	=cut
582		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
583	sub fork_call(&@) {	741	sub fork_call(&@) {
584	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
585		743
586	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
587	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
588	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
589		747
590	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
591	reset_signals;	749	cf::post_fork;
592	&$cb	750	&$cb
593	}, @args;	751	} @args;
594		752
595	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
596	}	754	}
597		755
598	sub objinfo {	756	sub objinfo {
…		…
648	within each server.	806	within each server.
649		807
650	=cut	808	=cut
651		809
652	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
653	my ($name) = @_;	814	my ($name) = @_;
654	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
655		816
656	eval {	817	eval {
657	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
667	}	828	}
668		829
669	our $DB;	830	our $DB;
670		831
671	sub db_init {	832	sub db_init {
672	cf::sync_job {
673	$DB ||= db_table "db";	833	$DB ||= db_table "db";
674	};
675	}	834	}
676		835
677	sub db_get($$) {	836	sub db_get($$) {
678	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
679		838
680	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
681	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
682		843
683	$! ? ()	844	$! ? ()
684	: $data	845	: $data
685	}
686	}	846	}
687		847
688	sub db_put($$$) {	848	sub db_put($$$) {
689	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
690	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
718		878
719	my @data;	879	my @data;
720	my $md5;	880	my $md5;
721		881
722	for (0 .. $#$src) {	882	for (0 .. $#$src) {
723	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
724	or Carp::croak "$src->[$_]: $!";
725	}	884	}
726		885
727	# if processing is expensive, check	886	# if processing is expensive, check
728	# checksum first	887	# checksum first
729	if (1) {	888	if (1) {
…		…
746		905
747	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
748	my $data = $process->(\@data);	907	my $data = $process->(\@data);
749	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
750		909
751	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
752		911
753	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
754	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
755	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
756		915
…		…
766		925
767	=cut	926	=cut
768		927
769	sub datalog($@) {	928	sub datalog($@) {
770	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
771	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
772	}	931	}
773		932
774	=back	933	=back
775		934
776	=cut	935	=cut
…		…
971		1130
972	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
973	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
974		1133
975	} elsif (ref $type) {	1134	} elsif (ref $type) {
976	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
977		1136
978	} else {	1137	} else {
979	shift @arg;	1138	shift @arg;
980	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
981	}	1140	}
982	}	1141	}
983	}	1142	}
984		1143
985	sub _object_attach {	1144	sub _object_attach {
…		…
995	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
996	}	1155	}
997		1156
998	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
999	} else {	1158	} else {
1000	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
1001	}	1160	}
1002		1161
1003	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
1004	}	1163	}
1005		1164
…		…
1064		1223
1065	for (@$callbacks) {	1224	for (@$callbacks) {
1066	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1067		1226
1068	if ($@) {	1227	if ($@) {
1069	warn "$@";
1070	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1071	override;	1229	override;
1072	}	1230	}
1073		1231
1074	return 1 if $override;	1232	return 1 if $override;
1075	}	1233	}
…		…
1154	for (@$attach) {	1312	for (@$attach) {
1155	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1156	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1157	}	1315	}
1158	} else {	1316	} else {
1159	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1160	}	1318	}
1161	}	1319	}
1162	}	1320	}
1163		1321
1164	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1191	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1192		1350
1193	sync_job {	1351	sync_job {
1194	if (length $$rdata) {	1352	if (length $$rdata) {
1195	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1196	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1197	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1198		1357
1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1200	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1202	if ($cf::USE_FSYNC) {	1361	if ($cf::USE_FSYNC) {
…		…
1224	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1225		1384
1226	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1227	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1228	} else {	1387	} else {
1229	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1230	}	1389	}
1231	} else {	1390	} else {
1232	aio_unlink $filename;	1391	aio_unlink $filename;
1233	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1234	}	1393	}
…		…
1258	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1259	$av = $st->{objs};	1418	$av = $st->{objs};
1260	}	1419	}
1261		1420
1262	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1263	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1264	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1265		1425
1266	($data, $av)	1426	($data, $av)
1267	}	1427	}
1268		1428
1269	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1273	=cut	1433	=cut
1274		1434
1275	#############################################################################	1435	#############################################################################
1276	# command handling &c	1436	# command handling &c
1277		1437
1278	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1279		1439
1280	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1281	$name.	1441	$name.
1282		1442
1283	=cut	1443	=cut
…		…
1289	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1290		1450
1291	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1292	}	1452	}
1293		1453
1294	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1295		1455
1296	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1297	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1298	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1299	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1300	has logged in successfully.	1460	has logged in successfully.
1301		1461
1302	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1303	called.
1304		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1305	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1306		1470
1307	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1308	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1309	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1310	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1311	log-in.	1475	log-in.
1312		1476
1313	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1314	called.
1315		1478
1316	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1317		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1318	sub register_extcmd {	1486	sub register_extcmd($$) {
1319	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1320		1488
1321	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1322	}	1490	}
1323		1491
1324	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1325	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1326		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1327	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
		1502	}
		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
1328	}	1508	}
1329		1509
1330	use File::Glob ();	1510	use File::Glob ();
1331		1511
1332	cf::player->attach (	1512	cf::player->attach (
…		…
1346	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1347		1527
1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1349		1529
1350	if (ref $msg) {	1530	if (ref $msg) {
1351	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1352	"ARRAY" eq ref $msg
1353	? @$msg
1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1355		1532
1356	my @reply;
1357
1358	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1359	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1360	}	1551	}
1361		1552
1362	$pl->ext_reply ($reply, @reply)
1363	if $reply;
1364
1365	} else {	1553	} else {
1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1367	}	1555	}
1368		1556
1369	cf::override;	1557	cf::override;
1370	},	1558	},
1371	);	1559	);
…		…
1381	};	1569	};
1382		1570
1383	$grp	1571	$grp
1384	}	1572	}
1385		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1386	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1387	cf::sync_job {	1590	cf::sync_job {
1388	my %todo;	1591	my %todo;
1389		1592
1390	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1391	next unless -r $path;	1594	next unless -r $path;
…		…
1409		1612
1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1412		1615
1413	$ext{source} =	1616	$ext{source} =
1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1415	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1416	. $source	1619	. $source
1417	. "\n};\n1";	1620	. "\n};\n1";
1418		1621
1419	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
…		…
1431	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1432	next ext	1635	next ext
1433	unless exists $done{$_};	1636	unless exists $done{$_};
1434	}	1637	}
1435		1638
1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1437		1640
		1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
1438	my $active = eval $v->{source};	1650	my $active = eval $source;
1439		1651
1440	if (length $@) {	1652	if (length $@) {
1441	warn "$v->{path}: $@\n";	1653	error "$v->{path}: $@\n";
1442		1654
1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1444	if exists $v->{meta}{mandatory};	1656	if exists $v->{meta}{mandatory};
1445		1657
1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
…		…
1448	} else {	1660	} else {
1449	$done{$k} = delete $todo{$k};	1661	$done{$k} = delete $todo{$k};
1450	push @EXTS, $v->{pkg};	1662	push @EXTS, $v->{pkg};
1451	$progress = 1;	1663	$progress = 1;
1452		1664
1453	warn "$v->{base}: extension inactive.\n"	1665	info "$v->{base}: extension inactive.\n"
1454	unless $active;	1666	unless $active;
1455	}	1667	}
1456	}	1668	}
1457		1669
1458	unless ($progress) {	1670	unless ($progress) {
…		…
1460		1672
1461	while (my ($k, $v) = each %todo) {	1673	while (my ($k, $v) = each %todo) {
1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1463	if exists $v->{meta}{mandatory};	1675	if exists $v->{meta}{mandatory};
1464	}	1676	}
		1677
		1678	last;
1465	}	1679	}
1466	}	1680	}
1467	};	1681	};
1468	}	1682	}
1469		1683
…		…
1627	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1628		1842
1629	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1631		1845
1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1633	$pl->deactivate;	1847	$pl->deactivate;
		1848
1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1635	$pl->ob->check_score;
1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1637	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1638		1854
1639	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1640	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1641	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1727		1943
1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1729		1945
1730	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1731		1947
1732	=item $player->ext_reply ($msgid, @msg)
1733
1734	Sends an ext reply to the player.
1735
1736	=cut
1737
1738	sub ext_reply($$@) {
1739	my ($self, $id, @msg) = @_;
1740
1741	$self->ns->ext_reply ($id, @msg)
1742	}
1743
1744	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1745		1949
1746	Sends an ext event to the client.	1950	Sends an ext event to the client.
1747		1951
1748	=cut	1952	=cut
…		…
1807	sub generate_random_map {	2011	sub generate_random_map {
1808	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1809		2013
1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1811		2015
1812	# mit "rum" bekleckern, nicht
1813	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1817	$rmp->{exit_on_final_map},
1818	$rmp->{xsize}, $rmp->{ysize},
1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1821	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1822	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1823	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1824	(cf::region::find $rmp->{region}), $rmp->{custom}
1825	)
1826	}	2017	}
1827		2018
1828	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1829		2020
1830	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1835		2026
1836	sub register {	2027	sub register {
1837	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1838	my $pkg = caller;	2029	my $pkg = caller;
1839		2030
1840	no strict;
1841	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1842		2032
1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1844	}	2034	}
1845		2035
…		…
1857	}	2047	}
1858		2048
1859	sub normalise {	2049	sub normalise {
1860	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1861		2051
1862	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1863		2053
1864	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1865		2055
1866	# map plan:	2056	# map plan:
1867	#	2057	#
…		…
1882	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1883	$path = "$base/$path";	2073	$path = "$base/$path";
1884	}	2074	}
1885		2075
1886	for ($path) {	2076	for ($path) {
1887	redo if s{//}{/};
1888	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1889	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1890	}	2079	}
1891		2080
1892	$path	2081	$path
…		…
1906	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1907	return $self;	2096	return $self;
1908	}	2097	}
1909	}	2098	}
1910		2099
1911	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1912	()	2101	()
1913	}	2102	}
1914		2103
		2104	# may re-bless or do other evil things
1915	sub init {	2105	sub init {
1916	my ($self) = @_;	2106	my ($self) = @_;
1917		2107
1918	$self	2108	$self
1919	}	2109	}
…		…
1984	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1985		2175
1986	1	2176	1
1987	}	2177	}
1988		2178
		2179	# used to laod the header of an original map
1989	sub load_header_orig {	2180	sub load_header_orig {
1990	my ($self) = @_;	2181	my ($self) = @_;
1991		2182
1992	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1993	}	2184	}
1994		2185
		2186	# used to laod the header of an instantiated map
1995	sub load_header_temp {	2187	sub load_header_temp {
1996	my ($self) = @_;	2188	my ($self) = @_;
1997		2189
1998	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1999	}	2191	}
2000		2192
		2193	# called after loading the header from an instantiated map
2001	sub prepare_temp {	2194	sub prepare_temp {
2002	my ($self) = @_;	2195	my ($self) = @_;
2003		2196
2004	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
2005	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
2006	# safety	2199	# safety
2007	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
2008	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
2009	}	2202	}
2010		2203
		2204	# called after loading the header from an original map
2011	sub prepare_orig {	2205	sub prepare_orig {
2012	my ($self) = @_;	2206	my ($self) = @_;
2013		2207
2014	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
2015	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2039		2233
2040	sub find;	2234	sub find;
2041	sub find {	2235	sub find {
2042	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2043		2237
		2238	cf::cede_to_tick;
		2239
2044	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
2045		2241
2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2047	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
2048		2244
2049	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
2080		2276
2081	{	2277	{
2082	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2083		2279
2084	return unless $self->valid;	2280	return unless $self->valid;
2085	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2086
2087	$self->in_memory (cf::MAP_LOADING);
2088		2282
2089	$self->alloc;	2283	$self->alloc;
2090		2284
2091	$self->pre_load;	2285	$self->pre_load;
2092	cf::cede_to_tick;	2286	cf::cede_to_tick;
2093		2287
		2288	if (exists $self->{load_path}) {
2094	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2095	$f->skip_block;	2290	$f->skip_block;
2096	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2097	or return;	2292	or return;
2098		2293
2099	$self->post_load_original	2294	$self->post_load_original
2100	if delete $self->{load_original};	2295	if delete $self->{load_original};
2101		2296
2102	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2103	utf8::encode $uniq;	2298	utf8::encode $uniq;
2104	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2105	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2106	$self->clear_unique_items;	2301	$self->clear_unique_items;
2107	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2108	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2109	}	2305	}
2110	}	2306	}
2111	}
2112		2307
2113	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2114		2315
2115	cf::cede_to_tick;	2316	cf::cede_to_tick;
2116	# now do the right thing for maps	2317	# now do the right thing for maps
2117	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2118	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2122	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2123	$self->decay_objects;	2324	$self->decay_objects;
2124	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2125	$self->update_buttons;	2326	$self->update_buttons;
2126	cf::cede_to_tick;	2327	cf::cede_to_tick;
2127	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2128	}	2329	}
2129		2330
2130	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2131	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2132
2133	$self->in_memory (cf::MAP_ACTIVE);
2134	}	2333	}
2135		2334
2136	$self->post_load;	2335	$self->post_load;
		2336
		2337	1
2137	}	2338	}
2138		2339
2139	# customize the map for a given player, i.e.	2340	# customize the map for a given player, i.e.
2140	# return the _real_ map. used by e.g. per-player	2341	# return the _real_ map. used by e.g. per-player
2141	# maps to change the path to ~playername/mappath	2342	# maps to change the path to ~playername/mappath
…		…
2149	# if $self->per_party;	2350	# if $self->per_party;
2150		2351
2151	$self	2352	$self
2152	}	2353	}
2153		2354
2154	# find and load all maps in the 3x3 area around a map
2155	sub load_neighbours {
2156	my ($map) = @_;
2157
2158	my @neigh; # diagonal neighbours
2159
2160	for (0 .. 3) {
2161	my $neigh = $map->tile_path ($_)
2162	or next;
2163	$neigh = find $neigh, $map
2164	or next;
2165	$neigh->load;
2166
2167	push @neigh,
2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2170	}
2171
2172	for (grep defined $_->[0], @neigh) {
2173	my ($path, $origin) = @$_;
2174	my $neigh = find $path, $origin
2175	or next;
2176	$neigh->load;
2177	}
2178	}
2179
2180	sub find_sync {	2355	sub find_sync {
2181	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2182		2357
2183	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2184	}	2363	}
2185		2364
2186	sub do_load_sync {	2365	sub do_load_sync {
2187	my ($map) = @_;	2366	my ($map) = @_;
2188		2367
		2368	# it's a bug to call this from the main context
2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2190	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2191		2371
2192	cf::sync_job { $map->load };	2372	$map->load;
2193	}	2373	}
2194		2374
2195	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2196	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2197		2377
2198	sub find_async {	2378	sub find_async {
2199	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2200		2380
2201	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2202		2382
2203	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2205	}	2385	}
2206		2386
2207	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2208		2388
2209	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2268	sub swap_out {	2448	sub swap_out {
2269	my ($self) = @_;	2449	my ($self) = @_;
2270		2450
2271	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2272		2452
2273	return if $self->in_memory != cf::MAP_ACTIVE;	2453	return if !$self->linkable;
2274	return if $self->{deny_save};	2454	return if $self->{deny_save};
2275	return if $self->players;	2455	return if $self->players;
2276		2456
2277	# first deactivate the map and "unlink" it from the core	2457	# first deactivate the map and "unlink" it from the core
2278	$self->deactivate;	2458	$self->deactivate;
2279	$_->clear_links_to ($self) for values %cf::MAP;	2459	$_->clear_links_to ($self) for values %cf::MAP;
2280	$self->in_memory (cf::MAP_SWAPPED);	2460	$self->state (cf::MAP_SWAPPED);
2281		2461
2282	# then atomically save	2462	# then atomically save
2283	$self->_save;	2463	$self->_save;
2284		2464
2285	# then free the map	2465	# then free the map
…		…
2309		2489
2310	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2311		2491
2312	return if $self->players;	2492	return if $self->players;
2313		2493
2314	warn "resetting map ", $self->path, "\n";	2494	cf::trace "resetting map ", $self->path, "\n";
2315		2495
2316	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2317		2497
2318	# need to save uniques path	2498	# need to save uniques path
2319	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2320	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2321		2501
…		…
2583		2763
2584	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2585		2765
2586	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2588	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2589	map.	2769	map.
2590		2770
2591	Will never block.	2771	Will never block.
2592		2772
2593	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2614	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2615	my ($self) = @_;	2795	my ($self) = @_;
2616		2796
2617	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2618		2798
		2799	++$self->{_link_recursion};
		2800
2619	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2620		2802
2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2622	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2623		2805
…		…
2649	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2650	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2651	if $x <= 0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2652		2834
2653	$map->load;	2835	$map->load;
2654	$map->load_neighbours;
2655		2836
2656	return unless $self->contr->active;	2837	return unless $self->contr->active;
2657		2838
2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2659	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2660		2841	# entering was successful
		2842	delete $self->{_link_recursion};
2661	# only activate afterwards, to support waiting in hooks	2843	# only activate afterwards, to support waiting in hooks
2662	$self->activate_recursive	2844	$self->activate_recursive;
2663	unless exists $self->{_link_pos}; # maybe we re in-flight again	2845	}
2664	}
2665		2846
		2847	}
		2848
2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2667		2850
2668	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2669	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2670	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2671	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2678		2861
2679	our $GOTOGEN;	2862	our $GOTOGEN;
2680		2863
2681	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2682	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2683		2872
2684	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2686		2875
2687	$self->enter_link;	2876	$self->enter_link;
…		…
2707	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2708	}	2897	}
2709	}	2898	}
2710		2899
2711	my $map = eval {	2900	my $map = eval {
2712	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2713		2902
2714	if ($map) {	2903	if ($map) {
2715	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2716	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2717	} else {	2906	} else {
2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2719	}	2908	}
2720		2909
2721	$map	2910	$map
…		…
2729	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2730	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2731	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2732	}	2921	}
2733		2922
2734	$done->() if $done;	2923	$done->($self) if $done;
2735	})->prio (1);	2924	})->prio (1);
2736	}	2925	}
2737		2926
2738	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2739		2928
…		…
2807	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2808		2997
2809	unless (eval {	2998	unless (eval {
2810	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2811		3000
2812	# random map handling
2813	{
2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
2815
2816	prepare_random_map $exit
2817	if $exit->slaying eq "/!";
2818	}
2819
2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2821	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2822	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2823		3027
2824	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2825		3029
2826	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2827	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2832	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2833	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2834	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2835	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2836		3040
2837	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2838	$self->leave_link;	3042	$self->leave_link;
2839	}	3043	}
2840	})->prio (1);	3044	})->prio (1);
2841	}	3045	}
2842		3046
…		…
3052	=cut	3256	=cut
3053		3257
3054	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
3055	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
3056		3260
3057	if ($self->extcmd == 2) {
3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3059	} elsif ($self->extcmd == 1) { # TODO: remove
3060	push @msg, msgtype => "event_$type";
3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3062	}
3063	}
3064
3065	=item $client->ext_reply ($msgid, @msg)
3066
3067	Sends an ext reply to the client.
3068
3069	=cut
3070
3071	sub cf::client::ext_reply($$@) {
3072	my ($self, $id, @msg) = @_;
3073
3074	if ($self->extcmd == 2) {
3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3076	} elsif ($self->extcmd == 1) {
3077	#TODO: version 1, remove
3078	unshift @msg, msgtype => "reply", msgid => $id;
3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3080	}
3081	}	3262	}
3082		3263
3083	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
3084		3265
3085	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
3140	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
3141		3322
3142	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3143		3324
3144	if (ref $msg) {	3325	if (ref $msg) {
3145	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3146	"ARRAY" eq ref $msg
3147	? @$msg
3148	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3149		3327
3150	my @reply;
3151
3152	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3153	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3154	}	3346	}
3155
3156	$ns->ext_reply ($reply, @reply)
3157	if $reply;
3158
3159	} else {	3347	} else {
3160	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3161	}	3349	}
3162		3350
3163	cf::override;	3351	cf::override;
3164	},	3352	},
3165	);	3353	);
…		…
3246	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3247	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3248	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3249	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3250	) {	3438	) {
3251	no strict 'refs';
3252	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3254	for @funs;	3441	for @funs;
3255	}	3442	}
3256		3443
…		…
3295	local @cf::_safe_eval_args = values %vars;	3482	local @cf::_safe_eval_args = values %vars;
3296	@res = wantarray ? eval eval : scalar eval $eval;	3483	@res = wantarray ? eval eval : scalar eval $eval;
3297	}	3484	}
3298		3485
3299	if ($@) {	3486	if ($@) {
3300	warn "$@";	3487	warn "$@",
3301	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3302	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3303	}	3490	}
3304		3491
3305	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3306	}	3493	}
3307		3494
…		…
3332	=cut	3519	=cut
3333		3520
3334	#############################################################################	3521	#############################################################################
3335	# the server's init and main functions	3522	# the server's init and main functions
3336		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
		3547
3337	sub load_facedata($) {	3548	sub load_facedata($) {
3338	my ($path) = @_;	3549	my ($path) = @_;
3339		3550
3340	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3341	# for this (global event?)	3552	# for this (global event?)
3342	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3343		3554
3344	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3345		3556
3346	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3347		3558
3348	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3349	0 < aio_load $path, $facedata
3350	or die "$path: $!";
3351
3352	$facedata = Coro::Storable::thaw $facedata;
3353		3560
3354	$facedata->{version} == 2	3561	$facedata->{version} == 2
3355	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3356		3563
3357	# patch in the exptable
3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3359	$facedata->{resource}{"res/exp_table"} = {
3360	type => FT_RSRC,
3361	data => $exp_table,
3362	hash => (Digest::MD5::md5 $exp_table),
3363	};
3364	cf::cede_to_tick;	3564	cf::cede_to_tick;
3365		3565
3366	{	3566	{
3367	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3368		3568
3369	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3371		3572
3372	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3373	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3376		3579
3377	cf::cede_to_tick;	3580	cf::cede_to_tick;
3378	}	3581	}
3379		3582
3380	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3385		3588
3386	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3387	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3389	} else {	3592	} else {
3390	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3391	}	3594	}
3392		3595
3393	cf::cede_to_tick;	3596	cf::cede_to_tick;
3394	}	3597	}
3395	}	3598	}
…		…
3407		3610
3408	{	3611	{
3409	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3410		3613
3411	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3412	if (defined $info->{type}) {	3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3414		3618
		3619	cf::face::set_type $idx, $type;
3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3416	cf::face::set_type $idx, $info->{type};	3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
3417	} else {	3623	} else {
3418	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3419	}	3625	}
3420		3626
3421	cf::cede_to_tick;	3627	cf::cede_to_tick;
3422	}	3628	}
3423	}	3629	}
3424		3630
3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3426		3632
3427	1	3633	1
3428	}	3634	}
3429
3430	cf::global->attach (on_resource_update => sub {
3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3433
3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3435	my $sound = $soundconf->{compat}[$_]
3436	or next;
3437
3438	my $face = cf::face::find "sound/$sound->[1]";
3439	cf::sound::set $sound->[0] => $face;
3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3441	}
3442
3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
3444	my $face = cf::face::find "sound/$v";
3445	cf::sound::set $k => $face;
3446	}
3447	}
3448	});
3449		3635
3450	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3451	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3452		3638
3453	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3461	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3462	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3463	cf::arch::commit_load;	3649	cf::arch::commit_load;
3464		3650
3465	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3466	}	3665	}
3467		3666
3468	sub reload_regions {	3667	sub reload_regions {
3469	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3470	# for this (global event?)	3669	# for this (global event?)
…		…
3485	}	3684	}
3486		3685
3487	sub reload_archetypes {	3686	sub reload_archetypes {
3488	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3489	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	add_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3490	}	3698	}
3491		3699
3492	sub reload_treasures {	3700	sub reload_treasures {
3493	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3494	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3495	}	3703	}
3496		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3497	sub reload_resources {	3725	sub reload_resources {
3498	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3499		3727
		3728	reload_materials;
3500	reload_facedata;	3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
3501	reload_archetypes;	3732	reload_archetypes;
3502	reload_regions;	3733	reload_regions;
3503	reload_treasures;	3734	reload_treasures;
3504		3735
3505	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3506	}	3737	}
3507		3738
3508	sub reload_config {	3739	sub reload_config {
3509	warn "reloading config file...\n";	3740	trace "reloading config file...\n";
3510		3741
3511	open my $fh, "<:utf8", "$CONFDIR/config"	3742	my $config = load_file "$CONFDIR/config";
3512	or return;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3513		3745
3514	local $/;
3515	*CFG = YAML::XS::Load scalar <$fh>;
3516
3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3518		3747
3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3521		3750
3522	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3753	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3525	and die "WARNING: m(un)lockall failed: $!\n";	3754	and die "WARNING: m(un)lockall failed: $!\n";
3526	};	3755	};
3527	warn $@ if $@;	3756	warn $@ if $@;
3528	}	3757	}
3529
3530	warn "finished reloading resource files\n";
3531	}	3758	}
3532		3759
3533	sub pidfile() {	3760	sub pidfile() {
3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3535	or die "$PIDFILE: $!";	3762	or die "$PIDFILE: $!";
…		…
3548	seek $fh, 0, 0;	3775	seek $fh, 0, 0;
3549	print $fh $$;	3776	print $fh $$;
3550	}	3777	}
3551		3778
3552	sub main_loop {	3779	sub main_loop {
3553	warn "EV::loop starting\n";	3780	trace "EV::loop starting\n";
3554	if (1) {	3781	if (1) {
3555	EV::loop;	3782	EV::loop;
3556	}	3783	}
3557	warn "EV::loop returned\n";	3784	trace "EV::loop returned\n";
3558	goto &main_loop unless $REALLY_UNLOOP;	3785	goto &main_loop unless $REALLY_UNLOOP;
3559	}	3786	}
3560		3787
3561	sub main {	3788	sub main {
3562	cf::init_globals; # initialise logging	3789	cf::init_globals; # initialise logging
3563		3790
3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3568		3795
3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3570		3797
3571	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3572	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3574	(async {	3801	(async {
3575	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3576	EV::loop EV::LOOP_ONESHOT;	3803	EV::loop EV::LOOP_ONESHOT;
3577	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3578	};	3805	};
3579		3806
3580	evthread_start IO::AIO::poll_fileno;	3807	evthread_start IO::AIO::poll_fileno;
3581		3808
3582	cf::sync_job {	3809	cf::sync_job {
3583	cf::init_experience;	3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
3584	cf::init_anim;	3814	cf::init_anim;
3585	cf::init_attackmess;	3815	cf::init_attackmess;
3586	cf::init_dynamic;	3816	cf::init_dynamic;
3587		3817
3588	cf::load_settings;	3818	cf::load_settings;
3589	cf::load_materials;
3590		3819
3591	reload_resources;	3820	reload_resources;
3592	reload_config;	3821	reload_config;
3593	db_init;
3594		3822
3595	cf::init_uuid;	3823	cf::init_uuid;
3596	cf::init_signals;	3824	cf::init_signals;
3597	cf::init_skills;	3825	cf::init_skills;
3598		3826
…		…
3606		3834
3607	# no (long-running) fork's whatsoever before this point(!)	3835	# no (long-running) fork's whatsoever before this point(!)
3608	use POSIX ();	3836	use POSIX ();
3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3610		3838
3611	(pop @POST_INIT)->(0) while @POST_INIT;	3839	cf::_post_init 0;
3612	};	3840	};
3613		3841
3614	cf::object::thawer::errors_are_fatal 0;	3842	cf::object::thawer::errors_are_fatal 0;
3615	warn "parse errors in files are no longer fatal from this point on.\n";	3843	info "parse errors in files are no longer fatal from this point on.\n";
3616		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
3617	main_loop;	3849	goto &main_loop;
3618	}	3850	}
3619		3851
3620	#############################################################################	3852	#############################################################################
3621	# initialisation and cleanup	3853	# initialisation and cleanup
3622		3854
…		…
3661	or return;	3893	or return;
3662		3894
3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3664	and return;	3896	and return;
3665		3897
3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3667		3899
3668	1	3900	1
3669	}	3901	}
3670		3902
3671	our $uuid_lock;	3903	our $uuid_lock;
…		…
3683	or return;	3915	or return;
3684		3916
3685	my $value = uuid_seq uuid_cur;	3917	my $value = uuid_seq uuid_cur;
3686		3918
3687	unless ($value) {	3919	unless ($value) {
3688	warn "cowardly refusing to write zero uuid value!\n";	3920	info "cowardly refusing to write zero uuid value!\n";
3689	return;	3921	return;
3690	}	3922	}
3691		3923
3692	my $value = uuid_str $value + $uuid_skip;	3924	my $value = uuid_str $value + $uuid_skip;
3693	$uuid_skip = 0;	3925	$uuid_skip = 0;
…		…
3703	or return;	3935	or return;
3704		3936
3705	aio_rename "$uuid~", $uuid	3937	aio_rename "$uuid~", $uuid
3706	and return;	3938	and return;
3707		3939
3708	warn "uuid file written ($value).\n";	3940	trace "uuid file written ($value).\n";
3709		3941
3710	1	3942	1
3711		3943
3712	}	3944	}
3713		3945
…		…
3719	}	3951	}
3720		3952
3721	sub emergency_save() {	3953	sub emergency_save() {
3722	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3723		3955
3724	warn "emergency_perl_save: enter\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3725		3962
3726	cf::sync_job {	3963	cf::sync_job {
3727	# this is a trade-off: we want to be very quick here, so	3964	cf::write_runtime_sync; # external watchdog should not bark
3728	# save all maps without fsync, and later call a global sync
3729	# (which in turn might be very very slow)
3730	local $USE_FSYNC = 0;
3731		3965
3732	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3733	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3734	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3735	warn "emergency_perl_save: begin player save\n";	3969	info "emergency_perl_save: begin player save\n";
3736	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3737	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3738	$pl->valid or next;	3972	$pl->valid or next;
3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3740	$pl->save;	3974	$pl->save;
3741	}	3975	}
3742	warn "emergency_perl_save: end player save\n";	3976	info "emergency_perl_save: end player save\n";
3743		3977
		3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
3744	warn "emergency_perl_save: begin map save\n";	3980	info "emergency_perl_save: begin map save\n";
3745	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3746	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3747	$map->valid or next;	3983	$map->valid or next;
3748	$map->save;	3984	$map->save;
3749	}	3985	}
3750	warn "emergency_perl_save: end map save\n";	3986	info "emergency_perl_save: end map save\n";
3751		3987
		3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
3752	warn "emergency_perl_save: begin database checkpoint\n";	3990	info "emergency_perl_save: begin database checkpoint\n";
3753	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3754	warn "emergency_perl_save: end database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
3755		3993
3756	warn "emergency_perl_save: begin write uuid\n";	3994	info "emergency_perl_save: begin write uuid\n";
3757	write_uuid_sync 1;	3995	write_uuid_sync 1;
3758	warn "emergency_perl_save: end write uuid\n";	3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3759	};	4016	};
3760		4017
3761	warn "emergency_perl_save: starting sync()\n";
3762	IO::AIO::aio_sync sub {
3763	warn "emergency_perl_save: finished sync()\n";
3764	};
3765
3766	warn "emergency_perl_save: leave\n";	4018	info "emergency_perl_save: leave\n";
3767	}	4019	}
3768		4020
3769	sub post_cleanup {	4021	sub post_cleanup {
3770	my ($make_core) = @_;	4022	my ($make_core) = @_;
3771		4023
		4024	IO::AIO::flush;
		4025
3772	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3773	if $make_core;	4027	if $make_core;
3774		4028
3775	my $fh = pidfile;	4029	my $fh = pidfile;
3776	unlink $PIDFILE if <$fh> == $$;	4030	unlink $PIDFILE if <$fh> == $$;
3777	}	4031	}
…		…
3801	}	4055	}
3802	}	4056	}
3803		4057
3804	sub do_reload_perl() {	4058	sub do_reload_perl() {
3805	# can/must only be called in main	4059	# can/must only be called in main
3806	if (in_main) {	4060	unless (in_main) {
3807	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3808	return;	4062	return;
3809	}	4063	}
3810		4064
3811	return if $RELOAD++;	4065	return if $RELOAD++;
3812		4066
3813	my $t1 = AE::time;	4067	my $t1 = AE::time;
3814		4068
3815	while ($RELOAD) {	4069	while ($RELOAD) {
3816	warn "reloading...";	4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
3817		4072
3818	warn "entering sync_job";	4073	trace "perl_reload: entering sync_job";
3819		4074
3820	cf::sync_job {	4075	cf::sync_job {
3821	cf::write_runtime_sync; # external watchdog should not bark
3822	cf::emergency_save;	4076	#cf::emergency_save;
3823	cf::write_runtime_sync; # external watchdog should not bark
3824		4077
3825	warn "syncing database to disk";
3826	BDB::db_env_txn_checkpoint $DB_ENV;
3827
3828	# if anything goes wrong in here, we should simply crash as we already saved
3829
3830	warn "flushing outstanding aio requests";
3831	while (IO::AIO::nreqs || BDB::nreqs) {
3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3833	}
3834
3835	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3836	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3837	%EXT_CORO = ();	4080	%EXT_CORO = ();
3838		4081
3839	warn "removing commands";	4082	trace "perl_reload: removing commands";
3840	%COMMAND = ();	4083	%COMMAND = ();
3841		4084
3842	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3843	%EXTCMD = ();	4086	%EXTCMD = ();
3844	%EXTICMD = ();	4087	%EXTICMD = ();
3845		4088
3846	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3847	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3848	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3849		4092
3850	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3851	eval {	4094	eval {
3852	$cb->($pkg);	4095	$cb->($pkg);
3853	1	4096	1
3854	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
3855	}	4098	}
3856		4099
3857	warn "... clearing $pkg";	4100	trace "... clearing $pkg";
3858	clear_package $pkg;	4101	clear_package $pkg;
3859	}	4102	}
3860		4103
3861	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3862	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3864		4107
3865	warn "... unloading $k";	4108	trace "... unloading $k";
3866	delete $INC{$k};	4109	delete $INC{$k};
3867		4110
3868	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3869	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3870		4113
…		…
3873	}	4116	}
3874		4117
3875	clear_package $k;	4118	clear_package $k;
3876	}	4119	}
3877		4120
3878	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3879	clear_package "safe::$_"	4122	clear_package "safe::$_"
3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3881		4124
3882	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3883	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3885		4128
3886	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3887	# and global variables created in xs	4130	# and global variables created in xs
3888	#clear_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3889		4132
3890	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3891		4134
3892	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3893	require cf;	4136	require cf;
3894	cf::_connect_to_perl_1;	4137	cf::_connect_to_perl_1;
3895		4138
3896	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3897	cf::reload_config;	4140	cf::reload_config;
3898		4141
3899	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3900	cf::load_extensions;	4143	cf::load_extensions;
3901		4144
3902	if ($REATTACH_ON_RELOAD) {	4145	if ($REATTACH_ON_RELOAD) {
3903	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3904	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3905	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3906	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3907	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3908	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
3909	}	4152	}
3910		4153
3911	warn "running post_init jobs";	4154	cf::_post_init 1;
3912	(pop @POST_INIT)->(1) while @POST_INIT;
3913		4155
3914	warn "leaving sync_job";	4156	trace "perl_reload: leaving sync_job";
3915		4157
3916	1	4158	1
3917	} or do {	4159	} or do {
3918	warn $@;	4160	error $@;
3919	cf::cleanup "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3920	};	4162	};
3921		4163
3922	warn "reloaded";
3923	--$RELOAD;	4164	--$RELOAD;
3924	}	4165	}
3925		4166
3926	$t1 = AE::time - $t1;	4167	$t1 = AE::time - $t1;
3927	warn "reload completed in ${t1}s\n";	4168	info "perl_reload: completed in ${t1}s\n";
3928	};	4169	};
3929		4170
3930	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3931		4172
3932	sub reload_perl() {	4173	sub reload_perl() {
…		…
3953	reload_perl;	4194	reload_perl;
3954	};	4195	};
3955	}	4196	}
3956	};	4197	};
3957		4198
3958	unshift @INC, $LIBDIR;	4199	#############################################################################
3959		4200
3960	my $bug_warning = 0;	4201	my $bug_warning = 0;
3961		4202
3962	our @WAIT_FOR_TICK;
3963	our @WAIT_FOR_TICK_BEGIN;
3964
3965	sub wait_for_tick {	4203	sub wait_for_tick() {
3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3967		4205
3968	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3969	push @WAIT_FOR_TICK, $signal;
3970	$signal->wait;
3971	}	4207	}
3972		4208
3973	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3975		4211
3976	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3977	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3978	$signal->wait;	4214	$signal->wait;
3979	}	4215	}
…		…
3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3984	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3985	return;	4221	return;
3986	}	4222	}
3987		4223
3988	cf::server_tick; # one server iteration	4224	cf::one_tick; # one server iteration
3989		4225
3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3991		4227
3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3994	Coro::async_pool {	4230	Coro::async_pool {
3995	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3996	write_runtime_sync	4232	write_runtime_sync
3997	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3998	};	4234	};
3999	}	4235	}
4000		4236
4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
4002	$sig->send;	4238	$sig->send;
4003	}	4239	}
4004	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
4005	$sig->send;
4006	}
4007		4241
4008	$LOAD = ($NOW - $TICK_START) / $TICK;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
4010		4244
4011	if (0) {	4245	if (0) {
4012	if ($NEXT_TICK) {	4246	if ($NEXT_TICK) {
4013	my $jitter = $TICK_START - $NEXT_TICK;	4247	my $jitter = $TICK_START - $NEXT_TICK;
4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
4015	warn "jitter $JITTER\n";#d#	4249	debug "jitter $JITTER\n";#d#
4016	}	4250	}
4017	}	4251	}
4018	}	4252	}
4019		4253
4020	{	4254	{
4021	# configure BDB	4255	# configure BDB
		4256	info "initialising database";
4022		4257
4023	BDB::min_parallel 16;	4258	BDB::min_parallel 16;
4024	BDB::max_poll_reqs $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
4025	$AnyEvent::BDB::WATCHER->priority (1);	4260	#$AnyEvent::BDB::WATCHER->priority (1);
4026		4261
4027	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
4028	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4056	};	4291	};
4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4059	};	4294	};
		4295
		4296	info "database initialised";
4060	}	4297	}
4061		4298
4062	{	4299	{
4063	# configure IO::AIO	4300	# configure IO::AIO
4064		4301
		4302	info "initialising aio";
4065	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
4066	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
4067	undef $AnyEvent::AIO::WATCHER;	4305	undef $AnyEvent::AIO::WATCHER;
		4306	info "aio initialised";
4068	}	4307	}
4069		4308
4070	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
4071		4311
4072	sub _log_backtrace {	4312	sub _log_backtrace {
4073	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
4074		4314
4075	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
4076		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4077	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
4078	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
4079	++$_log_backtrace;	4323	++$_log_backtrace;
4080	my $perl_bt = Carp::longmess $msg;	4324	my $perl_bt = Carp::longmess $msg;
4081	async {	4325	async {
4082	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
4083		4327
…		…
4103	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
4104	--$_log_backtrace;	4348	--$_log_backtrace;
4105	};	4349	};
4106	} else {	4350	} else {
4107	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
4108	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4109	}	4353	}
4110	}	4354	}
4111		4355
4112	# load additional modules	4356	# load additional modules
4113	require "cf/$_.pm" for @EXTRA_MODULES;	4357	require "cf/$_.pm" for @EXTRA_MODULES;

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