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Revision 1.512 by root, Sun Apr 11 04:52:07 2010 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 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 = ();
…		…
93	our @EVENT;	97	our @EVENT;
94	our @REFLECT; # set by XS	98	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	99	our %REFLECT; # set by us
96		100
97	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
98	our $DATADIR = datadir;	103	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
102	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		116
111	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
112		124
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	127	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	133	our $DB_ENV;
122		134
123	our @EXTRA_MODULES = qw(pod match mapscript);	135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		136
125	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		139
127	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
129	our $NOW;	143	our $NOW;
130		144
131	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		156
143	our @POST_INIT;	157	our @POST_INIT;
144		158
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
147		164
148	binmode STDOUT;	165	binmode STDOUT;
149	binmode STDERR;	166	binmode STDERR;
150		167
151	# read virtual server time, if available	168	# read virtual server time, if available
…		…
162		179
163	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
164		181
165	sub cf::map::normalise;	182	sub cf::map::normalise;
166		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
167	#############################################################################	188	#############################################################################
168		189
169	%REFLECT = ();	190	%REFLECT = ();
170	for (@REFLECT) {	191	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	192	my $reflect = JSON::XS::decode_json $_;
…		…
181		202
182	=over 4	203	=over 4
183		204
184	=item $cf::UPTIME	205	=item $cf::UPTIME
185		206
186	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
187		223
188	=item $cf::RUNTIME	224	=item $cf::RUNTIME
189		225
190	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
191	every server tick.	227	every server tick.
…		…
197	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
200	database environment.	236	database environment.
201		237
202	=item $cf::NOW
203
204	The time of the last (current) server tick.
205
206	=item $cf::TICK
207
208	The interval between server ticks, in seconds.
209
210	=item $cf::LOADAVG	238	=item $cf::LOADAVG
211		239
212	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
223	from wherever your confdir points to.	251	from wherever your confdir points to.
224		252
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		254
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
230		275
231	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
232		277
233	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
242		287
243	=back	288	=back
244		289
245	=cut	290	=cut
246		291
		292	sub error(@) { LOG llevError, join "", @_ }
		293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
247	$Coro::State::WARNHOOK = sub {	298	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	299	my $msg = join "", @_;
249		300
250	$msg .= "\n"	301	$msg .= "\n"
251	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
252		303
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		305
255	LOG llevError, $msg;	306	LOG llevWarn, $msg;
256	};	307	};
257		308
258	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
260		311
261	warn Carp::longmess $_[0];	312	error Carp::longmess $_[0];
262		313
263	if ($Coro::current == $Coro::main) {#d#	314	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	316	return;#d#
266	}#d#	317	}#d#
267		318
268	# kill coroutine otherwise	319	# kill coroutine otherwise
269	Coro::terminate	320	Coro::terminate
…		…
289	)) {	340	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	342	}
292		343
293	$EV::DIED = sub {	344	$EV::DIED = sub {
294	Carp::cluck "error in event callback: @_";	345	warn "error in event callback: $@";
295	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
296		352
297	#############################################################################	353	#############################################################################
298		354
299	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
300		356
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	378	$d
323	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
324	}	380	}
325		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
326	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
327		435
328	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
329		437
330	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		445
338	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
340		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
341	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
342		481
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
345		484
346	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	486	is a reload or not.
348		487
349	=cut	488	=cut
350		489
351	sub post_init(&) {	490	sub post_init(&) {
352	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
353	}	509	}
354		510
355	=item cf::lock_wait $string	511	=item cf::lock_wait $string
356		512
357	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	552	}
397		553
398	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
399		555
400	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	557	get spread over time.
402		558
403	=cut	559	=cut
404		560
405	sub periodic($$) {	561	sub periodic($$) {
406	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
411	}	567	}
412		568
413	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
414		570
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
418		578
419	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
421		581
422	Useful for short background jobs.	582	Useful for short background jobs.
…		…
451	}	611	}
452	}	612	}
453		613
454	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
455	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
456	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
457	$signal->wait;
458	} else {	617	} else {
459	$busy = 0;	618	$busy = 0;
460	Coro::schedule;	619	Coro::schedule;
461	}	620	}
462	}	621	}
…		…
502	=cut	661	=cut
503		662
504	sub sync_job(&) {	663	sub sync_job(&) {
505	my ($job) = @_;	664	my ($job) = @_;
506		665
507	if ($Coro::current == $Coro::main) {	666	if (in_main) {
508	my $time = AE::time;	667	my $time = AE::time;
509		668
510	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
511	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
512		671
513	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
514		673
515	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
516		675
517	my $busy = 1;	676	my $busy = 1;
518	my @res;	677	my @res;
519		678
520	(async {	679	(async {
521	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
522	@res = eval { $job->() };	681	@res = eval { $job->() };
523	warn $@ if $@;	682	error $@ if $@;
524	undef $busy;	683	undef $busy;
525	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
526		685
527	while ($busy) {	686	while ($busy) {
528	if (Coro::nready) {	687	if (Coro::nready) {
…		…
562	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
563		722
564	$coro	723	$coro
565	}	724	}
566		725
567	=item fork_call { }, $args	726	=item fork_call { }, @args
568		727
569	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
570	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
571	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
572	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
573		732
574	=cut	733	=cut
575		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
576	sub fork_call(&@) {	739	sub fork_call(&@) {
577	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
578		741
579	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
580	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
581	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
582		745
583	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
584	reset_signals;	747	cf::post_fork;
585	&$cb	748	&$cb
586	}, @args;	749	} @args;
587		750
588	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
589	}	763	}
590		764
591	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
592		766
593	=cut	767	=cut
…		…
630	within each server.	804	within each server.
631		805
632	=cut	806	=cut
633		807
634	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
635	my ($name) = @_;	812	my ($name) = @_;
636	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
637		814
638	eval {	815	eval {
639	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
649	}	826	}
650		827
651	our $DB;	828	our $DB;
652		829
653	sub db_init {	830	sub db_init {
654	cf::sync_job {
655	$DB ||= db_table "db";	831	$DB ||= db_table "db";
656	};
657	}	832	}
658		833
659	sub db_get($$) {	834	sub db_get($$) {
660	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
661		836
662	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
663	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
664		841
665	$! ? ()	842	$! ? ()
666	: $data	843	: $data
667	}
668	}	844	}
669		845
670	sub db_put($$$) {	846	sub db_put($$$) {
671	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
672	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
700		876
701	my @data;	877	my @data;
702	my $md5;	878	my $md5;
703		879
704	for (0 .. $#$src) {	880	for (0 .. $#$src) {
705	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
706	or Carp::croak "$src->[$_]: $!";
707	}	882	}
708		883
709	# if processing is expensive, check	884	# if processing is expensive, check
710	# checksum first	885	# checksum first
711	if (1) {	886	if (1) {
…		…
728		903
729	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
730	my $data = $process->(\@data);	905	my $data = $process->(\@data);
731	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
732		907
733	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
734		909
735	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
736	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
737	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
738		913
…		…
748		923
749	=cut	924	=cut
750		925
751	sub datalog($@) {	926	sub datalog($@) {
752	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
753	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
754	}	929	}
755		930
756	=back	931	=back
757		932
758	=cut	933	=cut
…		…
953		1128
954	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
955	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
956		1131
957	} elsif (ref $type) {	1132	} elsif (ref $type) {
958	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
959		1134
960	} else {	1135	} else {
961	shift @arg;	1136	shift @arg;
962	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
963	}	1138	}
964	}	1139	}
965	}	1140	}
966		1141
967	sub _object_attach {	1142	sub _object_attach {
…		…
977	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
978	}	1153	}
979		1154
980	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
981	} else {	1156	} else {
982	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
983	}	1158	}
984		1159
985	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
986	}	1161	}
987		1162
…		…
1046		1221
1047	for (@$callbacks) {	1222	for (@$callbacks) {
1048	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1049		1224
1050	if ($@) {	1225	if ($@) {
1051	warn "$@";
1052	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1053	override;	1227	override;
1054	}	1228	}
1055		1229
1056	return 1 if $override;	1230	return 1 if $override;
1057	}	1231	}
…		…
1136	for (@$attach) {	1310	for (@$attach) {
1137	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1138	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1139	}	1313	}
1140	} else {	1314	} else {
1141	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1142	}	1316	}
1143	}	1317	}
1144	}	1318	}
1145		1319
1146	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1173	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1174		1348
1175	sync_job {	1349	sync_job {
1176	if (length $$rdata) {	1350	if (length $$rdata) {
1177	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1178	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1179	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1180		1355
1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1184	if ($cf::USE_FSYNC) {	1359	if ($cf::USE_FSYNC) {
…		…
1206	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1207		1382
1208	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1209	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1210	} else {	1385	} else {
1211	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1212	}	1387	}
1213	} else {	1388	} else {
1214	aio_unlink $filename;	1389	aio_unlink $filename;
1215	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1216	}	1391	}
…		…
1240	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1241	$av = $st->{objs};	1416	$av = $st->{objs};
1242	}	1417	}
1243		1418
1244	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1245	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1246	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1247		1423
1248	($data, $av)	1424	($data, $av)
1249	}	1425	}
1250		1426
1251	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1328	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1329		1505
1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1331		1507
1332	if (ref $msg) {	1508	if (ref $msg) {
1333	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1334	"ARRAY" eq ref $msg
1335	? @$msg
1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1337		1510
1338	my @reply;	1511	my @reply;
1339		1512
1340	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1341	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1343		1516
1344	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1345	if $reply;	1518	if $reply;
1346		1519
1347	} else {	1520	} else {
1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1349	}	1522	}
1350		1523
1351	cf::override;	1524	cf::override;
1352	},	1525	},
1353	);	1526	);
…		…
1363	};	1536	};
1364		1537
1365	$grp	1538	$grp
1366	}	1539	}
1367		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1368	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1369	cf::sync_job {	1557	cf::sync_job {
1370	my %todo;	1558	my %todo;
1371		1559
1372	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1373	next unless -r $path;	1561	next unless -r $path;
…		…
1391		1579
1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1394		1582
1395	$ext{source} =	1583	$ext{source} =
1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1397	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1398	. $source	1586	. $source
1399	. "\n};\n1";	1587	. "\n};\n1";
1400		1588
1401	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
…		…
1413	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1414	next ext	1602	next ext
1415	unless exists $done{$_};	1603	unless exists $done{$_};
1416	}	1604	}
1417		1605
1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1419		1607
		1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
1420	my $active = eval $v->{source};	1617	my $active = eval $source;
1421		1618
1422	if (length $@) {	1619	if (length $@) {
1423	warn "$v->{path}: $@\n";	1620	error "$v->{path}: $@\n";
1424		1621
1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1426	if exists $v->{meta}{mandatory};	1623	if exists $v->{meta}{mandatory};
		1624
		1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
1427	} else {	1627	} else {
1428	$done{$k} = delete $todo{$k};	1628	$done{$k} = delete $todo{$k};
1429	push @EXTS, $v->{pkg};	1629	push @EXTS, $v->{pkg};
1430	$progress = 1;	1630	$progress = 1;
1431		1631
1432	warn "$v->{base}: extension inactive.\n"	1632	info "$v->{base}: extension inactive.\n"
1433	unless $active;	1633	unless $active;
1434	}	1634	}
1435	}	1635	}
1436		1636
1437	unless ($progress) {	1637	unless ($progress) {
…		…
1439		1639
1440	while (my ($k, $v) = each %todo) {	1640	while (my ($k, $v) = each %todo) {
1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1442	if exists $v->{meta}{mandatory};	1642	if exists $v->{meta}{mandatory};
1443	}	1643	}
		1644
		1645	last;
1444	}	1646	}
1445	}	1647	}
1446	};	1648	};
1447	}	1649	}
1448		1650
…		…
1606	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1607		1809
1608	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1610		1812
1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1612	$pl->deactivate;	1814	$pl->deactivate;
		1815
1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1614	$pl->ob->check_score;
1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1616	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1617		1821
1618	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1619	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1620	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1674	\@logins	1878	\@logins
1675	}	1879	}
1676		1880
1677	=item $player->maps	1881	=item $player->maps
1678		1882
		1883	=item cf::player::maps $login
		1884
1679	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1680	player. May block.	1886	player. May block.
1681		1887
1682	=cut	1888	=cut
1683		1889
…		…
1745	=cut	1951	=cut
1746		1952
1747	sub find_by_path($) {	1953	sub find_by_path($) {
1748	my ($path) = @_;	1954	my ($path) = @_;
1749		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1750	my ($match, $specificity);	1958	my ($match, $specificity);
1751		1959
1752	for my $region (list) {	1960	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1754	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1782	sub generate_random_map {	1990	sub generate_random_map {
1783	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1784		1992
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1994
1787	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1796	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1797	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1798	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1799	(cf::region::find $rmp->{region}), $rmp->{custom}
1800	)
1801	}	1996	}
1802		1997
1803	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1804		1999
1805	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1810		2005
1811	sub register {	2006	sub register {
1812	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1813	my $pkg = caller;	2008	my $pkg = caller;
1814		2009
1815	no strict;
1816	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1817		2011
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	2013	}
1820		2014
1821	# also paths starting with '/'	2015	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		2017
1824	sub thawer_merge {	2018	sub thawer_merge {
1825	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1826		2020
1827	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1832	}	2026	}
1833		2027
1834	sub normalise {	2028	sub normalise {
1835	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1836		2030
1837	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1838		2032
1839	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1840		2034
1841	# map plan:	2035	# map plan:
1842	#	2036	#
…		…
1857	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1858	$path = "$base/$path";	2052	$path = "$base/$path";
1859	}	2053	}
1860		2054
1861	for ($path) {	2055	for ($path) {
1862	redo if s{//}{/};
1863	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1864	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1865	}	2058	}
1866		2059
1867	$path	2060	$path
…		…
1881	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1882	return $self;	2075	return $self;
1883	}	2076	}
1884	}	2077	}
1885		2078
1886	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1887	()	2080	()
1888	}	2081	}
1889		2082
		2083	# may re-bless or do other evil things
1890	sub init {	2084	sub init {
1891	my ($self) = @_;	2085	my ($self) = @_;
1892		2086
1893	$self	2087	$self
1894	}	2088	}
…		…
1959	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1960		2154
1961	1	2155	1
1962	}	2156	}
1963		2157
		2158	# used to laod the header of an original map
1964	sub load_header_orig {	2159	sub load_header_orig {
1965	my ($self) = @_;	2160	my ($self) = @_;
1966		2161
1967	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1968	}	2163	}
1969		2164
		2165	# used to laod the header of an instantiated map
1970	sub load_header_temp {	2166	sub load_header_temp {
1971	my ($self) = @_;	2167	my ($self) = @_;
1972		2168
1973	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1974	}	2170	}
1975		2171
		2172	# called after loading the header from an instantiated map
1976	sub prepare_temp {	2173	sub prepare_temp {
1977	my ($self) = @_;	2174	my ($self) = @_;
1978		2175
1979	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1980	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1981	# safety	2178	# safety
1982	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1983	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1984	}	2181	}
1985		2182
		2183	# called after loading the header from an original map
1986	sub prepare_orig {	2184	sub prepare_orig {
1987	my ($self) = @_;	2185	my ($self) = @_;
1988		2186
1989	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1990	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2014		2212
2015	sub find;	2213	sub find;
2016	sub find {	2214	sub find {
2017	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
2018		2216
		2217	cf::cede_to_tick;
		2218
2019	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
2020		2220
2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2022	my $guard2 = cf::lock_acquire "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
2023		2223
2024	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
…		…
2055		2255
2056	{	2256	{
2057	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2058		2258
2059	return unless $self->valid;	2259	return unless $self->valid;
2060	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2061
2062	$self->in_memory (cf::MAP_LOADING);
2063		2261
2064	$self->alloc;	2262	$self->alloc;
2065		2263
2066	$self->pre_load;	2264	$self->pre_load;
2067	cf::cede_to_tick;	2265	cf::cede_to_tick;
2068		2266
		2267	if (exists $self->{load_path}) {
2069	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2070	$f->skip_block;	2269	$f->skip_block;
2071	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2072	or return;	2271	or return;
2073		2272
2074	$self->post_load_original	2273	$self->post_load_original
2075	if delete $self->{load_original};	2274	if delete $self->{load_original};
2076		2275
2077	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2078	utf8::encode $uniq;	2277	utf8::encode $uniq;
2079	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2080	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2081	$self->clear_unique_items;	2280	$self->clear_unique_items;
2082	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2083	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2084	}	2284	}
2085	}	2285	}
2086	}
2087		2286
2088	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2089		2294
2090	cf::cede_to_tick;	2295	cf::cede_to_tick;
2091	# now do the right thing for maps	2296	# now do the right thing for maps
2092	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2093	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2097	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2098	$self->decay_objects;	2303	$self->decay_objects;
2099	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2100	$self->update_buttons;	2305	$self->update_buttons;
2101	cf::cede_to_tick;	2306	cf::cede_to_tick;
2102	$self->activate;	2307	#$self->activate; # no longer activate maps automatically
2103	}	2308	}
2104		2309
2105	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2106	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2107
2108	$self->in_memory (cf::MAP_ACTIVE);
2109	}	2312	}
2110		2313
2111	$self->post_load;	2314	$self->post_load;
		2315
		2316	1
2112	}	2317	}
2113		2318
2114	# customize the map for a given player, i.e.	2319	# customize the map for a given player, i.e.
2115	# return the _real_ map. used by e.g. per-player	2320	# return the _real_ map. used by e.g. per-player
2116	# maps to change the path to ~playername/mappath	2321	# maps to change the path to ~playername/mappath
…		…
2124	# if $self->per_party;	2329	# if $self->per_party;
2125		2330
2126	$self	2331	$self
2127	}	2332	}
2128		2333
2129	# find and load all maps in the 3x3 area around a map
2130	sub load_neighbours {
2131	my ($map) = @_;
2132
2133	my @neigh; # diagonal neighbours
2134
2135	for (0 .. 3) {
2136	my $neigh = $map->tile_path ($_)
2137	or next;
2138	$neigh = find $neigh, $map
2139	or next;
2140	$neigh->load;
2141
2142	push @neigh,
2143	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2144	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2145	}
2146
2147	for (grep defined $_->[0], @neigh) {
2148	my ($path, $origin) = @$_;
2149	my $neigh = find $path, $origin
2150	or next;
2151	$neigh->load;
2152	}
2153	}
2154
2155	sub find_sync {	2334	sub find_sync {
2156	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2157		2336
2158	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2159	}	2342	}
2160		2343
2161	sub do_load_sync {	2344	sub do_load_sync {
2162	my ($map) = @_;	2345	my ($map) = @_;
2163		2346
		2347	# it's a bug to call this from the main context
2164	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2165	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2166		2350
2167	cf::sync_job { $map->load };	2351	$map->load;
2168	}	2352	}
2169		2353
2170	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2171	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2172		2356
2173	sub find_async {	2357	sub find_async {
2174	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2175		2359
2176	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2177		2361
2178	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2180	}	2364	}
2181		2365
2182	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2183		2367
2184	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2198	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2199		2383
2200	()	2384	()
2201	}	2385	}
2202		2386
		2387	# common code, used by both ->save and ->swapout
2203	sub save {	2388	sub _save {
2204	my ($self) = @_;	2389	my ($self) = @_;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207		2390
2208	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2209		2392
2210	return unless $self->dirty;	2393	return unless $self->dirty;
2211		2394
…		…
2231	} else {	2414	} else {
2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2233	}	2416	}
2234	}	2417	}
2235		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2236	sub swap_out {	2427	sub swap_out {
2237	my ($self) = @_;	2428	my ($self) = @_;
2238		2429
2239	# save first because save cedes
2240	$self->save;
2241
2242	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2243		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2244	return if $self->players;	2434	return if $self->players;
2245	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2246	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2247		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2248	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2249		2486
2250	$self->deactivate;	2487	$self->deactivate;
2251	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2252	$self->clear;	2489	$self->clear;
2253	}
2254
2255	sub reset_at {
2256	my ($self) = @_;
2257
2258	# TODO: safety, remove and allow resettable per-player maps
2259	return 1e99 if $self->{deny_reset};
2260
2261	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2262	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2263
2264	$time + $to
2265	}
2266
2267	sub should_reset {
2268	my ($self) = @_;
2269
2270	$self->reset_at <= $cf::RUNTIME
2271	}
2272
2273	sub reset {
2274	my ($self) = @_;
2275
2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2277
2278	return if $self->players;
2279
2280	warn "resetting map ", $self->path, "\n";
2281
2282	$self->in_memory (cf::MAP_SWAPPED);
2283
2284	# need to save uniques path
2285	unless ($self->{deny_save}) {
2286	my $uniq = $self->uniq_path; utf8::encode $uniq;
2287
2288	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2289	if $uniq;
2290	}
2291
2292	delete $cf::MAP{$self->path};
2293
2294	$self->deactivate;
2295	$_->clear_links_to ($self) for values %cf::MAP;
2296	$self->clear;
2297		2490
2298	$self->unlink_save;	2491	$self->unlink_save;
2299	$self->destroy;	2492	$self->destroy;
2300	}	2493	}
2301		2494
…		…
2309		2502
2310	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2311		2504
2312	$self->unlink_save;	2505	$self->unlink_save;
2313		2506
2314	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2315	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2316	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2317	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2318	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2319		2512
…		…
2549		2742
2550	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2551		2744
2552	The player should be reasonably safe there for short amounts of time (e.g.	2745	The player should be reasonably safe there for short amounts of time (e.g.
2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2554	though, as the palyer cannot control the character while it is on the link	2747	though, as the player cannot control the character while it is on the link
2555	map.	2748	map.
2556		2749
2557	Will never block.	2750	Will never block.
2558		2751
2559	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2580	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2581	my ($self) = @_;	2774	my ($self) = @_;
2582		2775
2583	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2584		2777
		2778	++$self->{_link_recursion};
		2779
2585	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2586		2781
2587	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2588	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2589		2784
2590	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2591	}	2786	}
2592		2787
2593	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2594	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2595		2790
…		…
2615	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2616	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2617	if $x <= 0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2618		2813
2619	$map->load;	2814	$map->load;
2620	$map->load_neighbours;
2621		2815
2622	return unless $self->contr->active;	2816	return unless $self->contr->active;
2623		2817
2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2625	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2626		2820	# entering was successful
		2821	delete $self->{_link_recursion};
2627	# only activate afterwards, to support waiting in hooks	2822	# only activate afterwards, to support waiting in hooks
2628	$self->activate_recursive;	2823	$self->activate_recursive;
2629	}	2824	}
2630		2825
		2826	}
		2827
2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2632		2829
2633	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2634	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2635	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2636	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2643		2840
2644	our $GOTOGEN;	2841	our $GOTOGEN;
2645		2842
2646	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2647	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2648		2851
2649	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2651		2854
2652	$self->enter_link;	2855	$self->enter_link;
…		…
2672	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2673	}	2876	}
2674	}	2877	}
2675		2878
2676	my $map = eval {	2879	my $map = eval {
2677	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2678		2881
2679	if ($map) {	2882	if ($map) {
2680	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2681	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2682	} else {	2885	} else {
2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2684	}	2887	}
2685		2888
2686	$map	2889	$map
…		…
2694	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2695	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2696	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2697	}	2900	}
2698		2901
2699	$done->() if $done;	2902	$done->($self) if $done;
2700	})->prio (1);	2903	})->prio (1);
2701	}	2904	}
2702		2905
2703	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2704		2907
…		…
2772	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2773		2976
2774	unless (eval {	2977	unless (eval {
2775	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2776		2979
2777	# random map handling
2778	{
2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
2780
2781	prepare_random_map $exit
2782	if $exit->slaying eq "/!";
2783	}
2784
2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2786	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2787	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2788		3006
2789	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2790		3008
2791	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2792	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2797	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2798	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2799	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2800	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2801		3019
2802	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2803	$self->leave_link;	3021	$self->leave_link;
2804	}	3022	}
2805	})->prio (1);	3023	})->prio (1);
2806	}	3024	}
2807		3025
…		…
3034	=cut	3252	=cut
3035		3253
3036	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
3037	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
3038		3256
3039	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3041	} elsif ($self->extcmd == 1) {
3042	#TODO: version 1, remove
3043	unshift @msg, msgtype => "reply", msgid => $id;
3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3045	}
3046	}	3260	}
3047		3261
3048	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
3049		3263
3050	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
3105	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
3106		3320
3107	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3108		3322
3109	if (ref $msg) {	3323	if (ref $msg) {
3110	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3111	"ARRAY" eq ref $msg
3112	? @$msg
3113	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3114		3325
3115	my @reply;	3326	my @reply;
3116		3327
3117	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
3118	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
3120		3331
3121	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
3122	if $reply;	3333	if $reply;
3123		3334
3124	} else {	3335	} else {
3125	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3126	}	3337	}
3127		3338
3128	cf::override;	3339	cf::override;
3129	},	3340	},
3130	);	3341	);
…		…
3211	decrease split destroy change_exp value msg lore send_msg)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3212	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3213	["cf::player" => qw(peaceful send_msg)],	3424	["cf::player" => qw(peaceful send_msg)],
3214	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3215	) {	3426	) {
3216	no strict 'refs';
3217	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3219	for @funs;	3429	for @funs;
3220	}	3430	}
3221		3431
…		…
3260	local @cf::_safe_eval_args = values %vars;	3470	local @cf::_safe_eval_args = values %vars;
3261	@res = wantarray ? eval eval : scalar eval $eval;	3471	@res = wantarray ? eval eval : scalar eval $eval;
3262	}	3472	}
3263		3473
3264	if ($@) {	3474	if ($@) {
3265	warn "$@";	3475	warn "$@",
3266	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3267	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3268	}	3478	}
3269		3479
3270	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3271	}	3481	}
3272		3482
…		…
3297	=cut	3507	=cut
3298		3508
3299	#############################################################################	3509	#############################################################################
3300	# the server's init and main functions	3510	# the server's init and main functions
3301		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
3302	sub load_facedata($) {	3514	sub load_facedata($) {
3303	my ($path) = @_;	3515	my ($path) = @_;
3304		3516
3305	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3306	# for this (global event?)	3518	# for this (global event?)
3307	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
3308		3520
3309	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3310		3522
3311	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
3312		3524
3313	my $facedata;	3525	my $facedata = decode_storable load_file $path;
3314	0 < aio_load $path, $facedata
3315	or die "$path: $!";
3316
3317	$facedata = Coro::Storable::thaw $facedata;
3318		3526
3319	$facedata->{version} == 2	3527	$facedata->{version} == 2
3320	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
3321		3529
3322	# patch in the exptable	3530	# patch in the exptable
…		…
3329	cf::cede_to_tick;	3537	cf::cede_to_tick;
3330		3538
3331	{	3539	{
3332	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
3333		3541
3334	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3336		3545
3337	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
3338	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
3341		3552
3342	cf::cede_to_tick;	3553	cf::cede_to_tick;
3343	}	3554	}
3344		3555
3345	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
…		…
3350		3561
3351	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
3352	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3354	} else {	3565	} else {
3355	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3356	}	3567	}
3357		3568
3358	cf::cede_to_tick;	3569	cf::cede_to_tick;
3359	}	3570	}
3360	}	3571	}
…		…
3372		3583
3373	{	3584	{
3374	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3375		3586
3376	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
3377	if (defined $info->{type}) {	3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3379		3591
3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3381	cf::face::set_type $idx, $info->{type};	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
3382	} else {	3596	} else {
3383	$RESOURCE{$name} = $info;	3597	# $RESOURCE{$name} = $info; # unused
3384	}	3598	}
3385		3599
3386	cf::cede_to_tick;	3600	cf::cede_to_tick;
3387	}	3601	}
3388	}	3602	}
3389		3603
3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3391		3605
3392	1	3606	1
3393	}	3607	}
3394
3395	cf::global->attach (on_resource_update => sub {
3396	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3397	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3398
3399	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3400	my $sound = $soundconf->{compat}[$_]
3401	or next;
3402
3403	my $face = cf::face::find "sound/$sound->[1]";
3404	cf::sound::set $sound->[0] => $face;
3405	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3406	}
3407
3408	while (my ($k, $v) = each %{$soundconf->{event}}) {
3409	my $face = cf::face::find "sound/$v";
3410	cf::sound::set $k => $face;
3411	}
3412	}
3413	});
3414		3608
3415	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
3416	my ($ns, $want) = @_;	3610	my ($ns, $want) = @_;
3417		3611
3418	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
…		…
3457	sub reload_treasures {	3651	sub reload_treasures {
3458	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3459	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3460	}	3654	}
3461		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3462	sub reload_resources {	3676	sub reload_resources {
3463	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3464		3678
		3679	reload_exp_table;
		3680	reload_materials;
3465	reload_facedata;	3681	reload_facedata;
		3682	reload_sound;
3466	reload_archetypes;	3683	reload_archetypes;
3467	reload_regions;	3684	reload_regions;
3468	reload_treasures;	3685	reload_treasures;
3469		3686
3470	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3471	}	3688	}
3472		3689
3473	sub reload_config {	3690	sub reload_config {
3474	warn "reloading config file...\n";	3691	trace "reloading config file...\n";
3475		3692
3476	open my $fh, "<:utf8", "$CONFDIR/config"	3693	my $config = load_file "$CONFDIR/config";
3477	or return;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3478		3696
3479	local $/;
3480	*CFG = YAML::XS::Load scalar <$fh>;
3481
3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3483		3698
3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3486		3701
3487	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3704	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3490	and die "WARNING: m(un)lockall failed: $!\n";	3705	and die "WARNING: m(un)lockall failed: $!\n";
3491	};	3706	};
3492	warn $@ if $@;	3707	warn $@ if $@;
3493	}	3708	}
3494
3495	warn "finished reloading resource files\n";
3496	}	3709	}
3497		3710
3498	sub pidfile() {	3711	sub pidfile() {
3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3500	or die "$PIDFILE: $!";	3713	or die "$PIDFILE: $!";
…		…
3513	seek $fh, 0, 0;	3726	seek $fh, 0, 0;
3514	print $fh $$;	3727	print $fh $$;
3515	}	3728	}
3516		3729
3517	sub main_loop {	3730	sub main_loop {
3518	warn "EV::loop starting\n";	3731	trace "EV::loop starting\n";
3519	if (1) {	3732	if (1) {
3520	EV::loop;	3733	EV::loop;
3521	}	3734	}
3522	warn "EV::loop returned\n";	3735	trace "EV::loop returned\n";
3523	goto &main_loop unless $REALLY_UNLOOP;	3736	goto &main_loop unless $REALLY_UNLOOP;
3524	}	3737	}
3525		3738
3526	sub main {	3739	sub main {
3527	cf::init_globals; # initialise logging	3740	cf::init_globals; # initialise logging
3528		3741
3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3533		3746
3534	cf::init_experience;
3535	cf::init_anim;
3536	cf::init_attackmess;
3537	cf::init_dynamic;
3538
3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3540		3748
3541	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3542	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3544	(async {	3752	(async {
3545	$Coro::current->{desc} = "IDLE BUG HANDLER";	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
3546	EV::loop EV::LOOP_ONESHOT;	3754	EV::loop EV::LOOP_ONESHOT;
3547	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3548	};	3756	};
3549		3757
3550	evthread_start IO::AIO::poll_fileno;	3758	evthread_start IO::AIO::poll_fileno;
3551		3759
3552	cf::sync_job {	3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
3553	cf::load_settings;	3767	cf::load_settings;
3554	cf::load_materials;
3555		3768
3556	reload_resources;	3769	reload_resources;
3557	reload_config;	3770	reload_config;
3558	db_init;	3771	db_init;
3559		3772
…		…
3571		3784
3572	# no (long-running) fork's whatsoever before this point(!)	3785	# no (long-running) fork's whatsoever before this point(!)
3573	use POSIX ();	3786	use POSIX ();
3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3575		3788
3576	(pop @POST_INIT)->(0) while @POST_INIT;	3789	cf::_post_init 0;
3577	};	3790	};
3578		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
3579	main_loop;	3799	goto &main_loop;
3580	}	3800	}
3581		3801
3582	#############################################################################	3802	#############################################################################
3583	# initialisation and cleanup	3803	# initialisation and cleanup
3584		3804
…		…
3623	or return;	3843	or return;
3624		3844
3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3626	and return;	3846	and return;
3627		3847
3628	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3629		3849
3630	1	3850	1
3631	}	3851	}
3632		3852
3633	our $uuid_lock;	3853	our $uuid_lock;
…		…
3645	or return;	3865	or return;
3646		3866
3647	my $value = uuid_seq uuid_cur;	3867	my $value = uuid_seq uuid_cur;
3648		3868
3649	unless ($value) {	3869	unless ($value) {
3650	warn "cowardly refusing to write zero uuid value!\n";	3870	info "cowardly refusing to write zero uuid value!\n";
3651	return;	3871	return;
3652	}	3872	}
3653		3873
3654	my $value = uuid_str $value + $uuid_skip;	3874	my $value = uuid_str $value + $uuid_skip;
3655	$uuid_skip = 0;	3875	$uuid_skip = 0;
…		…
3665	or return;	3885	or return;
3666		3886
3667	aio_rename "$uuid~", $uuid	3887	aio_rename "$uuid~", $uuid
3668	and return;	3888	and return;
3669		3889
3670	warn "uuid file written ($value).\n";	3890	trace "uuid file written ($value).\n";
3671		3891
3672	1	3892	1
3673		3893
3674	}	3894	}
3675		3895
…		…
3681	}	3901	}
3682		3902
3683	sub emergency_save() {	3903	sub emergency_save() {
3684	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3685		3905
3686	warn "emergency_perl_save: enter\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3687		3912
3688	cf::sync_job {	3913	cf::sync_job {
3689	# this is a trade-off: we want to be very quick here, so	3914	cf::write_runtime_sync; # external watchdog should not bark
3690	# save all maps without fsync, and later call a global sync
3691	# (which in turn might be very very slow)
3692	local $USE_FSYNC = 0;
3693		3915
3694	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3695	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3696	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3697	warn "emergency_perl_save: begin player save\n";	3919	info "emergency_perl_save: begin player save\n";
3698	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3699	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3700	$pl->valid or next;	3922	$pl->valid or next;
3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3702	$pl->save;	3924	$pl->save;
3703	}	3925	}
3704	warn "emergency_perl_save: end player save\n";	3926	info "emergency_perl_save: end player save\n";
3705		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
3706	warn "emergency_perl_save: begin map save\n";	3930	info "emergency_perl_save: begin map save\n";
3707	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3708	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3709	$map->valid or next;	3933	$map->valid or next;
3710	$map->save;	3934	$map->save;
3711	}	3935	}
3712	warn "emergency_perl_save: end map save\n";	3936	info "emergency_perl_save: end map save\n";
3713		3937
		3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
3714	warn "emergency_perl_save: begin database checkpoint\n";	3940	info "emergency_perl_save: begin database checkpoint\n";
3715	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3716	warn "emergency_perl_save: end database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
3717		3943
3718	warn "emergency_perl_save: begin write uuid\n";	3944	info "emergency_perl_save: begin write uuid\n";
3719	write_uuid_sync 1;	3945	write_uuid_sync 1;
3720	warn "emergency_perl_save: end write uuid\n";	3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3721	};	3966	};
3722		3967
3723	warn "emergency_perl_save: starting sync()\n";
3724	IO::AIO::aio_sync sub {
3725	warn "emergency_perl_save: finished sync()\n";
3726	};
3727
3728	warn "emergency_perl_save: leave\n";	3968	info "emergency_perl_save: leave\n";
3729	}	3969	}
3730		3970
3731	sub post_cleanup {	3971	sub post_cleanup {
3732	my ($make_core) = @_;	3972	my ($make_core) = @_;
3733		3973
		3974	IO::AIO::flush;
		3975
3734	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3735	if $make_core;	3977	if $make_core;
3736		3978
3737	my $fh = pidfile;	3979	my $fh = pidfile;
3738	unlink $PIDFILE if <$fh> == $$;	3980	unlink $PIDFILE if <$fh> == $$;
3739	}	3981	}
…		…
3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3760	for my $name (keys %$leaf_symtab) {	4002	for my $name (keys %$leaf_symtab) {
3761	_gv_clear *{"$pkg$name"};	4003	_gv_clear *{"$pkg$name"};
3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3763	}	4005	}
3764	warn "cleared package $pkg\n";#d#
3765	}	4006	}
3766		4007
3767	sub do_reload_perl() {	4008	sub do_reload_perl() {
3768	# can/must only be called in main	4009	# can/must only be called in main
3769	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3770	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3771	return;	4012	return;
3772	}	4013	}
3773		4014
3774	return if $RELOAD++;	4015	return if $RELOAD++;
3775		4016
3776	my $t1 = AE::time;	4017	my $t1 = AE::time;
3777		4018
3778	while ($RELOAD) {	4019	while ($RELOAD) {
3779	warn "reloading...";	4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
3780		4022
3781	warn "entering sync_job";	4023	trace "perl_reload: entering sync_job";
3782		4024
3783	cf::sync_job {	4025	cf::sync_job {
3784	cf::write_runtime_sync; # external watchdog should not bark
3785	cf::emergency_save;	4026	#cf::emergency_save;
3786	cf::write_runtime_sync; # external watchdog should not bark
3787		4027
3788	warn "syncing database to disk";
3789	BDB::db_env_txn_checkpoint $DB_ENV;
3790
3791	# if anything goes wrong in here, we should simply crash as we already saved
3792
3793	warn "flushing outstanding aio requests";
3794	while (IO::AIO::nreqs || BDB::nreqs) {
3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3796	}
3797
3798	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3799	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3800	%EXT_CORO = ();	4030	%EXT_CORO = ();
3801		4031
3802	warn "removing commands";	4032	trace "perl_reload: removing commands";
3803	%COMMAND = ();	4033	%COMMAND = ();
3804		4034
3805	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3806	%EXTCMD = ();	4036	%EXTCMD = ();
3807	%EXTICMD = ();	4037	%EXTICMD = ();
3808		4038
3809	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3810	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3811	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3812		4042
3813	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3814	eval {	4044	eval {
3815	$cb->($pkg);	4045	$cb->($pkg);
3816	1	4046	1
3817	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
3818	}	4048	}
3819		4049
3820	warn "... clearing $pkg";	4050	trace "... clearing $pkg";
3821	clear_package $pkg;	4051	clear_package $pkg;
3822	}	4052	}
3823		4053
3824	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3825	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3827		4057
3828	warn "... unloading $k";	4058	trace "... unloading $k";
3829	delete $INC{$k};	4059	delete $INC{$k};
3830		4060
3831	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3832	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3833		4063
…		…
3836	}	4066	}
3837		4067
3838	clear_package $k;	4068	clear_package $k;
3839	}	4069	}
3840		4070
3841	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3842	clear_package "safe::$_"	4072	clear_package "safe::$_"
3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3844		4074
3845	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3846	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3848		4078
3849	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3850	# and global variables created in xs	4080	# and global variables created in xs
3851	#clear_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3852		4082
3853	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3854		4084
3855	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3856	require cf;	4086	require cf;
3857	cf::_connect_to_perl_1;	4087	cf::_connect_to_perl_1;
3858		4088
3859	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3860	cf::reload_config;	4090	cf::reload_config;
3861		4091
3862	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3863	cf::load_extensions;	4093	cf::load_extensions;
3864		4094
3865	if ($REATTACH_ON_RELOAD) {	4095	if ($REATTACH_ON_RELOAD) {
3866	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3867	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3868	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3869	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3870	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3871	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
3872	}	4102	}
3873		4103
3874	warn "running post_init jobs";	4104	cf::_post_init 1;
3875	(pop @POST_INIT)->(1) while @POST_INIT;
3876		4105
3877	warn "leaving sync_job";	4106	trace "perl_reload: leaving sync_job";
3878		4107
3879	1	4108	1
3880	} or do {	4109	} or do {
3881	warn $@;	4110	error $@;
3882	cf::cleanup "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3883	};	4112	};
3884		4113
3885	warn "reloaded";
3886	--$RELOAD;	4114	--$RELOAD;
3887	}	4115	}
3888		4116
3889	$t1 = AE::time - $t1;	4117	$t1 = AE::time - $t1;
3890	warn "reload completed in ${t1}s\n";	4118	info "perl_reload: completed in ${t1}s\n";
3891	};	4119	};
3892		4120
3893	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3894		4122
3895	sub reload_perl() {	4123	sub reload_perl() {
…		…
3916	reload_perl;	4144	reload_perl;
3917	};	4145	};
3918	}	4146	}
3919	};	4147	};
3920		4148
3921	unshift @INC, $LIBDIR;	4149	#############################################################################
3922		4150
3923	my $bug_warning = 0;	4151	my $bug_warning = 0;
3924		4152
3925	our @WAIT_FOR_TICK;
3926	our @WAIT_FOR_TICK_BEGIN;
3927
3928	sub wait_for_tick {	4153	sub wait_for_tick() {
3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3930		4155
3931	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3932	push @WAIT_FOR_TICK, $signal;
3933	$signal->wait;
3934	}	4157	}
3935		4158
3936	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3938		4161
3939	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3940	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3941	$signal->wait;	4164	$signal->wait;
3942	}	4165	}
…		…
3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3947	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3948	return;	4171	return;
3949	}	4172	}
3950		4173
3951	cf::server_tick; # one server iteration	4174	cf::one_tick; # one server iteration
3952		4175
3953	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3954		4177
3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3957	Coro::async_pool {	4180	Coro::async_pool {
3958	$Coro::current->{desc} = "runtime saver";	4181	$Coro::current->{desc} = "runtime saver";
3959	write_runtime_sync	4182	write_runtime_sync
3960	or warn "ERROR: unable to write runtime file: $!";	4183	or error "ERROR: unable to write runtime file: $!";
3961	};	4184	};
3962	}	4185	}
3963		4186
3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3965	$sig->send;	4188	$sig->send;
3966	}	4189	}
3967	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3968	$sig->send;
3969	}
3970		4191
3971	$LOAD = ($NOW - $TICK_START) / $TICK;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3973		4194
3974	if (0) {	4195	if (0) {
3975	if ($NEXT_TICK) {	4196	if ($NEXT_TICK) {
3976	my $jitter = $TICK_START - $NEXT_TICK;	4197	my $jitter = $TICK_START - $NEXT_TICK;
3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3978	warn "jitter $JITTER\n";#d#	4199	debug "jitter $JITTER\n";#d#
3979	}	4200	}
3980	}	4201	}
3981	}	4202	}
3982		4203
3983	{	4204	{
3984	# configure BDB	4205	# configure BDB
3985		4206
3986	BDB::min_parallel 16;	4207	BDB::min_parallel 16;
3987	BDB::max_poll_reqs $TICK * 0.1;	4208	BDB::max_poll_reqs $TICK * 0.1;
3988	$AnyEvent::BDB::WATCHER->priority (1);	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3989		4210
3990	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3991	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4028	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
4029	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
4030	undef $AnyEvent::AIO::WATCHER;	4251	undef $AnyEvent::AIO::WATCHER;
4031	}	4252	}
4032		4253
4033	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
4034		4256
4035	sub _log_backtrace {	4257	sub _log_backtrace {
4036	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
4037		4259
4038	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
4039		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4040	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
4041	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
4042	++$_log_backtrace;	4268	++$_log_backtrace;
4043	my $perl_bt = Carp::longmess $msg;	4269	my $perl_bt = Carp::longmess $msg;
4044	async {	4270	async {
4045	$Coro::current->{desc} = "abt $msg";	4271	$Coro::current->{desc} = "abt $msg";
4046		4272
…		…
4066	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
4067	--$_log_backtrace;	4293	--$_log_backtrace;
4068	};	4294	};
4069	} else {	4295	} else {
4070	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
4071	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4072	}	4298	}
4073	}	4299	}
4074		4300
4075	# load additional modules	4301	# load additional modules
4076	require "cf/$_.pm" for @EXTRA_MODULES;	4302	require "cf/$_.pm" for @EXTRA_MODULES;

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