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Revision 1.515 by root, Thu Apr 15 04:56:47 2010 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 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
112		118
113	our $OUTPUT_RATE_MIN = 4000;	119	our $OUTPUT_RATE_MIN = 3000;
114	our $OUTPUT_RATE_MAX = 100000;	120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
115		124
116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
118	our $NEXT_TICK;	127	our $NEXT_TICK;
119	our $USE_FSYNC = 1; # use fsync to write maps - default on	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
121	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
122	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
123	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
124	our $DB_ENV;	133	our $DB_ENV;
125		134
126	our @EXTRA_MODULES = qw(pod match mapscript);	135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
127		136
128	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
129		139
130	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
131	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
132	our $NOW;	143	our $NOW;
133		144
134	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
135	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
136	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
145		156
146	our @POST_INIT;	157	our @POST_INIT;
147		158
148	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)
149	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;
150		164
151	binmode STDOUT;	165	binmode STDOUT;
152	binmode STDERR;	166	binmode STDERR;
153		167
154	# read virtual server time, if available	168	# read virtual server time, if available
…		…
165		179
166	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
167		181
168	sub cf::map::normalise;	182	sub cf::map::normalise;
169		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
170	#############################################################################	188	#############################################################################
171		189
172	%REFLECT = ();	190	%REFLECT = ();
173	for (@REFLECT) {	191	for (@REFLECT) {
174	my $reflect = JSON::XS::decode_json $_;	192	my $reflect = JSON::XS::decode_json $_;
…		…
184		202
185	=over 4	203	=over 4
186		204
187	=item $cf::UPTIME	205	=item $cf::UPTIME
188		206
189	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.
190		223
191	=item $cf::RUNTIME	224	=item $cf::RUNTIME
192		225
193	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
194	every server tick.	227	every server tick.
195		228
196	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
197	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
198	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
199		232
200	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
201	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
202	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
203	database environment.	236	database environment.
204		237
205	=item $cf::NOW
206
207	The time of the last (current) server tick.
208
209	=item $cf::TICK
210
211	The interval between server ticks, in seconds.
212
213	=item $cf::LOADAVG	238	=item $cf::LOADAVG
214		239
215	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
216	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
217	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
226	from wherever your confdir points to.	251	from wherever your confdir points to.
227		252
228	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
229		254
230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
231	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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();
233		275
234	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
235		277
236	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
237	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
…		…
245		287
246	=back	288	=back
247		289
248	=cut	290	=cut
249		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
250	$Coro::State::WARNHOOK = sub {	298	$Coro::State::WARNHOOK = sub {
251	my $msg = join "", @_;	299	my $msg = join "", @_;
252		300
253	$msg .= "\n"	301	$msg .= "\n"
254	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
255		303
256	$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;
257		305
258	LOG llevError, $msg;	306	LOG llevWarn, $msg;
259	};	307	};
260		308
261	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
262	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
263		311
264	warn Carp::longmess $_[0];	312	error Carp::longmess $_[0];
265		313
266	if ($Coro::current == $Coro::main) {#d#	314	if (in_main) {#d#
267	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
268	return;#d#	316	return;#d#
269	}#d#	317	}#d#
270		318
271	# kill coroutine otherwise	319	# kill coroutine otherwise
272	Coro::terminate	320	Coro::terminate
…		…
292	)) {	340	)) {
293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
294	}	342	}
295		343
296	$EV::DIED = sub {	344	$EV::DIED = sub {
297	Carp::cluck "error in event callback: @_";	345	warn "error in event callback: $@";
298	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
299		352
300	#############################################################################	353	#############################################################################
301		354
302	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
303		356
…		…
324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
325	$d	378	$d
326	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
327	}	380	}
328		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
329	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
330		435
331	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
332		437
333	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
340		445
341	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
342	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
343		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 $_[0]
		478	}
		479
344	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
345		481
346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
347	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
348		484
349	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
350	is a reload or not.	486	is a reload or not.
351		487
352	=cut	488	=cut
353		489
354	sub post_init(&) {	490	sub post_init(&) {
355	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
356	}	509	}
357		510
358	=item cf::lock_wait $string	511	=item cf::lock_wait $string
359		512
360	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
413	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
414	}	567	}
415		568
416	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
417		570
418	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
419	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
420	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
421		578
422	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
423	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
424		581
425	Useful for short background jobs.	582	Useful for short background jobs.
…		…
454	}	611	}
455	}	612	}
456		613
457	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
458	# 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
459	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
460	$signal->wait;
461	} else {	617	} else {
462	$busy = 0;	618	$busy = 0;
463	Coro::schedule;	619	Coro::schedule;
464	}	620	}
465	}	621	}
…		…
505	=cut	661	=cut
506		662
507	sub sync_job(&) {	663	sub sync_job(&) {
508	my ($job) = @_;	664	my ($job) = @_;
509		665
510	if ($Coro::current == $Coro::main) {	666	if (in_main) {
511	my $time = AE::time;	667	my $time = AE::time;
512		668
513	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
514	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
515		671
516	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
517		673
518	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
519		675
520	my $busy = 1;	676	my $busy = 1;
521	my @res;	677	my @res;
522		678
523	(async {	679	(async {
524	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
525	@res = eval { $job->() };	681	@res = eval { $job->() };
526	warn $@ if $@;	682	error $@ if $@;
527	undef $busy;	683	undef $busy;
528	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
529		685
530	while ($busy) {	686	while ($busy) {
531	if (Coro::nready) {	687	if (Coro::nready) {
…		…
565	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
566		722
567	$coro	723	$coro
568	}	724	}
569		725
570	=item fork_call { }, $args	726	=item fork_call { }, @args
571		727
572	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
573	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
574	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
575	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
576		732
577	=cut	733	=cut
578		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
579	sub fork_call(&@) {	739	sub fork_call(&@) {
580	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
581		741
582	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
583	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
584	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
585		745
586	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
587	reset_signals;	747	cf::post_fork;
588	&$cb	748	&$cb
589	}, @args;	749	} @args;
590		750
591	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
592	}	752	}
593		753
594	sub objinfo {	754	sub objinfo {
…		…
644	within each server.	804	within each server.
645		805
646	=cut	806	=cut
647		807
648	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
649	my ($name) = @_;	812	my ($name) = @_;
650	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
651		814
652	eval {	815	eval {
653	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
663	}	826	}
664		827
665	our $DB;	828	our $DB;
666		829
667	sub db_init {	830	sub db_init {
668	cf::sync_job {
669	$DB ||= db_table "db";	831	$DB ||= db_table "db";
670	};
671	}	832	}
672		833
673	sub db_get($$) {	834	sub db_get($$) {
674	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
675		836
676	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
677	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
678		841
679	$! ? ()	842	$! ? ()
680	: $data	843	: $data
681	}
682	}	844	}
683		845
684	sub db_put($$$) {	846	sub db_put($$$) {
685	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
686	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
714		876
715	my @data;	877	my @data;
716	my $md5;	878	my $md5;
717		879
718	for (0 .. $#$src) {	880	for (0 .. $#$src) {
719	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
720	or Carp::croak "$src->[$_]: $!";
721	}	882	}
722		883
723	# if processing is expensive, check	884	# if processing is expensive, check
724	# checksum first	885	# checksum first
725	if (1) {	886	if (1) {
…		…
742		903
743	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
744	my $data = $process->(\@data);	905	my $data = $process->(\@data);
745	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
746		907
747	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
748		909
749	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
750	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
751	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
752		913
…		…
762		923
763	=cut	924	=cut
764		925
765	sub datalog($@) {	926	sub datalog($@) {
766	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
767	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
768	}	929	}
769		930
770	=back	931	=back
771		932
772	=cut	933	=cut
…		…
967		1128
968	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
969	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
970		1131
971	} elsif (ref $type) {	1132	} elsif (ref $type) {
972	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
973		1134
974	} else {	1135	} else {
975	shift @arg;	1136	shift @arg;
976	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
977	}	1138	}
978	}	1139	}
979	}	1140	}
980		1141
981	sub _object_attach {	1142	sub _object_attach {
…		…
991	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
992	}	1153	}
993		1154
994	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
995	} else {	1156	} else {
996	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
997	}	1158	}
998		1159
999	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
1000	}	1161	}
1001		1162
…		…
1060		1221
1061	for (@$callbacks) {	1222	for (@$callbacks) {
1062	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1063		1224
1064	if ($@) {	1225	if ($@) {
1065	warn "$@";
1066	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1067	override;	1227	override;
1068	}	1228	}
1069		1229
1070	return 1 if $override;	1230	return 1 if $override;
1071	}	1231	}
…		…
1150	for (@$attach) {	1310	for (@$attach) {
1151	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1152	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1153	}	1313	}
1154	} else {	1314	} else {
1155	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1156	}	1316	}
1157	}	1317	}
1158	}	1318	}
1159		1319
1160	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1187	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1188		1348
1189	sync_job {	1349	sync_job {
1190	if (length $$rdata) {	1350	if (length $$rdata) {
1191	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1192	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1193	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1194		1355
1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1196	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1198	if ($cf::USE_FSYNC) {	1359	if ($cf::USE_FSYNC) {
…		…
1220	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1221		1382
1222	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1223	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1224	} else {	1385	} else {
1225	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1226	}	1387	}
1227	} else {	1388	} else {
1228	aio_unlink $filename;	1389	aio_unlink $filename;
1229	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1230	}	1391	}
…		…
1254	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1255	$av = $st->{objs};	1416	$av = $st->{objs};
1256	}	1417	}
1257		1418
1258	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1259	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1260	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1261		1423
1262	($data, $av)	1424	($data, $av)
1263	}	1425	}
1264		1426
1265	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1342	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1343		1505
1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1345		1507
1346	if (ref $msg) {	1508	if (ref $msg) {
1347	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1348	"ARRAY" eq ref $msg
1349	? @$msg
1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1351		1510
1352	my @reply;	1511	my @reply;
1353		1512
1354	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1355	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1357		1516
1358	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1359	if $reply;	1518	if $reply;
1360		1519
1361	} else {	1520	} else {
1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1363	}	1522	}
1364		1523
1365	cf::override;	1524	cf::override;
1366	},	1525	},
1367	);	1526	);
…		…
1377	};	1536	};
1378		1537
1379	$grp	1538	$grp
1380	}	1539	}
1381		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
1382	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1383	cf::sync_job {	1557	cf::sync_job {
1384	my %todo;	1558	my %todo;
1385		1559
1386	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1387	next unless -r $path;	1561	next unless -r $path;
…		…
1405		1579
1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1408		1582
1409	$ext{source} =	1583	$ext{source} =
1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1411	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1412	. $source	1586	. $source
1413	. "\n};\n1";	1587	. "\n};\n1";
1414		1588
1415	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
…		…
1427	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1428	next ext	1602	next ext
1429	unless exists $done{$_};	1603	unless exists $done{$_};
1430	}	1604	}
1431		1605
1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1433		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
1434	my $active = eval $v->{source};	1617	my $active = eval $source;
1435		1618
1436	if (length $@) {	1619	if (length $@) {
1437	warn "$v->{path}: $@\n";	1620	error "$v->{path}: $@\n";
1438		1621
1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1440	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};
1441	} else {	1627	} else {
1442	$done{$k} = delete $todo{$k};	1628	$done{$k} = delete $todo{$k};
1443	push @EXTS, $v->{pkg};	1629	push @EXTS, $v->{pkg};
1444	$progress = 1;	1630	$progress = 1;
1445		1631
1446	warn "$v->{base}: extension inactive.\n"	1632	info "$v->{base}: extension inactive.\n"
1447	unless $active;	1633	unless $active;
1448	}	1634	}
1449	}	1635	}
1450		1636
1451	unless ($progress) {	1637	unless ($progress) {
…		…
1453		1639
1454	while (my ($k, $v) = each %todo) {	1640	while (my ($k, $v) = each %todo) {
1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1456	if exists $v->{meta}{mandatory};	1642	if exists $v->{meta}{mandatory};
1457	}	1643	}
		1644
		1645	last;
1458	}	1646	}
1459	}	1647	}
1460	};	1648	};
1461	}	1649	}
1462		1650
…		…
1620	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1621		1809
1622	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1623	$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
1624		1812
1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1626	$pl->deactivate;	1814	$pl->deactivate;
		1815
1627	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;
1628	$pl->ob->check_score;
1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1630	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1631		1821
1632	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1633	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1634	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1688	\@logins	1878	\@logins
1689	}	1879	}
1690		1880
1691	=item $player->maps	1881	=item $player->maps
1692		1882
		1883	=item cf::player::maps $login
		1884
1693	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1694	player. May block.	1886	player. May block.
1695		1887
1696	=cut	1888	=cut
1697		1889
…		…
1759	=cut	1951	=cut
1760		1952
1761	sub find_by_path($) {	1953	sub find_by_path($) {
1762	my ($path) = @_;	1954	my ($path) = @_;
1763		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1764	my ($match, $specificity);	1958	my ($match, $specificity);
1765		1959
1766	for my $region (list) {	1960	for my $region (list) {
1767	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1768	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1796	sub generate_random_map {	1990	sub generate_random_map {
1797	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1798		1992
1799	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
1800		1994
1801	# mit "rum" bekleckern, nicht
1802	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1806	$rmp->{exit_on_final_map},
1807	$rmp->{xsize}, $rmp->{ysize},
1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1810	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1811	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1812	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1813	(cf::region::find $rmp->{region}), $rmp->{custom}
1814	)
1815	}	1996	}
1816		1997
1817	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1818		1999
1819	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
…		…
1824		2005
1825	sub register {	2006	sub register {
1826	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1827	my $pkg = caller;	2008	my $pkg = caller;
1828		2009
1829	no strict;
1830	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1831		2011
1832	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1833	}	2013	}
1834		2014
1835	# also paths starting with '/'	2015	# also paths starting with '/'
1836	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1837		2017
1838	sub thawer_merge {	2018	sub thawer_merge {
1839	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1840		2020
1841	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1846	}	2026	}
1847		2027
1848	sub normalise {	2028	sub normalise {
1849	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1850		2030
1851	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1852		2032
1853	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1854		2034
1855	# map plan:	2035	# map plan:
1856	#	2036	#
…		…
1871	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1872	$path = "$base/$path";	2052	$path = "$base/$path";
1873	}	2053	}
1874		2054
1875	for ($path) {	2055	for ($path) {
1876	redo if s{//}{/};
1877	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1878	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1879	}	2058	}
1880		2059
1881	$path	2060	$path
…		…
1895	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1896	return $self;	2075	return $self;
1897	}	2076	}
1898	}	2077	}
1899		2078
1900	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1901	()	2080	()
1902	}	2081	}
1903		2082
		2083	# may re-bless or do other evil things
1904	sub init {	2084	sub init {
1905	my ($self) = @_;	2085	my ($self) = @_;
1906		2086
1907	$self	2087	$self
1908	}	2088	}
…		…
1973	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1974		2154
1975	1	2155	1
1976	}	2156	}
1977		2157
		2158	# used to laod the header of an original map
1978	sub load_header_orig {	2159	sub load_header_orig {
1979	my ($self) = @_;	2160	my ($self) = @_;
1980		2161
1981	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1982	}	2163	}
1983		2164
		2165	# used to laod the header of an instantiated map
1984	sub load_header_temp {	2166	sub load_header_temp {
1985	my ($self) = @_;	2167	my ($self) = @_;
1986		2168
1987	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1988	}	2170	}
1989		2171
		2172	# called after loading the header from an instantiated map
1990	sub prepare_temp {	2173	sub prepare_temp {
1991	my ($self) = @_;	2174	my ($self) = @_;
1992		2175
1993	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1994	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1995	# safety	2178	# safety
1996	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1997	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1998	}	2181	}
1999		2182
		2183	# called after loading the header from an original map
2000	sub prepare_orig {	2184	sub prepare_orig {
2001	my ($self) = @_;	2185	my ($self) = @_;
2002		2186
2003	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
2004	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2028		2212
2029	sub find;	2213	sub find;
2030	sub find {	2214	sub find {
2031	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
2032		2216
		2217	cf::cede_to_tick;
		2218
2033	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
2034		2220
2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	my $guard2 = cf::lock_acquire "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2223
2038	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
…		…
2069		2255
2070	{	2256	{
2071	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2072		2258
2073	return unless $self->valid;	2259	return unless $self->valid;
2074	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2075
2076	$self->in_memory (cf::MAP_LOADING);
2077		2261
2078	$self->alloc;	2262	$self->alloc;
2079		2263
2080	$self->pre_load;	2264	$self->pre_load;
2081	cf::cede_to_tick;	2265	cf::cede_to_tick;
2082		2266
		2267	if (exists $self->{load_path}) {
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2269	$f->skip_block;
2085	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2086	or return;	2271	or return;
2087		2272
2088	$self->post_load_original	2273	$self->post_load_original
2089	if delete $self->{load_original};	2274	if delete $self->{load_original};
2090		2275
2091	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2277	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2094	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2095	$self->clear_unique_items;	2280	$self->clear_unique_items;
2096	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2097	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2098	}	2284	}
2099	}	2285	}
2100	}
2101		2286
2102	$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);
2103		2294
2104	cf::cede_to_tick;	2295	cf::cede_to_tick;
2105	# now do the right thing for maps	2296	# now do the right thing for maps
2106	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2107	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2111	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2303	$self->decay_objects;
2113	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2114	$self->update_buttons;	2305	$self->update_buttons;
2115	cf::cede_to_tick;	2306	cf::cede_to_tick;
2116	$self->activate;	2307	#$self->activate; # no longer activate maps automatically
2117	}	2308	}
2118		2309
2119	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2121
2122	$self->in_memory (cf::MAP_ACTIVE);
2123	}	2312	}
2124		2313
2125	$self->post_load;	2314	$self->post_load;
		2315
		2316	1
2126	}	2317	}
2127		2318
2128	# customize the map for a given player, i.e.	2319	# customize the map for a given player, i.e.
2129	# return the _real_ map. used by e.g. per-player	2320	# return the _real_ map. used by e.g. per-player
2130	# maps to change the path to ~playername/mappath	2321	# maps to change the path to ~playername/mappath
…		…
2138	# if $self->per_party;	2329	# if $self->per_party;
2139		2330
2140	$self	2331	$self
2141	}	2332	}
2142		2333
2143	# find and load all maps in the 3x3 area around a map
2144	sub load_neighbours {
2145	my ($map) = @_;
2146
2147	my @neigh; # diagonal neighbours
2148
2149	for (0 .. 3) {
2150	my $neigh = $map->tile_path ($_)
2151	or next;
2152	$neigh = find $neigh, $map
2153	or next;
2154	$neigh->load;
2155
2156	push @neigh,
2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2159	}
2160
2161	for (grep defined $_->[0], @neigh) {
2162	my ($path, $origin) = @$_;
2163	my $neigh = find $path, $origin
2164	or next;
2165	$neigh->load;
2166	}
2167	}
2168
2169	sub find_sync {	2334	sub find_sync {
2170	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2171		2336
2172	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, $origin
2173	}	2342	}
2174		2343
2175	sub do_load_sync {	2344	sub do_load_sync {
2176	my ($map) = @_;	2345	my ($map) = @_;
2177		2346
		2347	# it's a bug to call this from the main context
2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2179	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2180		2350
2181	cf::sync_job { $map->load };	2351	$map->load;
2182	}	2352	}
2183		2353
2184	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2185	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2186		2356
2187	sub find_async {	2357	sub find_async {
2188	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2189		2359
2190	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2191		2361
2192	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2194	}	2364	}
2195		2365
2196	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2197		2367
2198	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2212	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2213		2383
2214	()	2384	()
2215	}	2385	}
2216		2386
		2387	# common code, used by both ->save and ->swapout
2217	sub save {	2388	sub _save {
2218	my ($self) = @_;	2389	my ($self) = @_;
2219
2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
2221		2390
2222	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2223		2392
2224	return unless $self->dirty;	2393	return unless $self->dirty;
2225		2394
…		…
2245	} else {	2414	} else {
2246	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2247	}	2416	}
2248	}	2417	}
2249		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2250	sub swap_out {	2427	sub swap_out {
2251	my ($self) = @_;	2428	my ($self) = @_;
2252		2429
2253	# save first because save cedes
2254	$self->save;
2255
2256	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2257		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2258	return if $self->players;	2434	return if $self->players;
2259	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
2260	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2261		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
2262	$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};
2263		2486
2264	$self->deactivate;	2487	$self->deactivate;
2265	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->clear;	2489	$self->clear;
2267	}
2268
2269	sub reset_at {
2270	my ($self) = @_;
2271
2272	# TODO: safety, remove and allow resettable per-player maps
2273	return 1e99 if $self->{deny_reset};
2274
2275	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2276	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2277
2278	$time + $to
2279	}
2280
2281	sub should_reset {
2282	my ($self) = @_;
2283
2284	$self->reset_at <= $cf::RUNTIME
2285	}
2286
2287	sub reset {
2288	my ($self) = @_;
2289
2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2291
2292	return if $self->players;
2293
2294	warn "resetting map ", $self->path, "\n";
2295
2296	$self->in_memory (cf::MAP_SWAPPED);
2297
2298	# need to save uniques path
2299	unless ($self->{deny_save}) {
2300	my $uniq = $self->uniq_path; utf8::encode $uniq;
2301
2302	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2303	if $uniq;
2304	}
2305
2306	delete $cf::MAP{$self->path};
2307
2308	$self->deactivate;
2309	$_->clear_links_to ($self) for values %cf::MAP;
2310	$self->clear;
2311		2490
2312	$self->unlink_save;	2491	$self->unlink_save;
2313	$self->destroy;	2492	$self->destroy;
2314	}	2493	}
2315		2494
…		…
2323		2502
2324	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2325		2504
2326	$self->unlink_save;	2505	$self->unlink_save;
2327		2506
2328	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2329	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2330	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2331	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2333		2512
…		…
2563		2742
2564	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}>).
2565		2744
2566	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.
2567	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,
2568	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
2569	map.	2748	map.
2570		2749
2571	Will never block.	2750	Will never block.
2572		2751
2573	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2594	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2595	my ($self) = @_;	2774	my ($self) = @_;
2596		2775
2597	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2598		2777
		2778	++$self->{_link_recursion};
		2779
2599	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2600		2781
2601	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2602	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2603		2784
2604	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2605	}	2786	}
2606		2787
2607	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2608	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2609		2790
…		…
2629	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2630	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2631	if $x <= 0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2632		2813
2633	$map->load;	2814	$map->load;
2634	$map->load_neighbours;
2635		2815
2636	return unless $self->contr->active;	2816	return unless $self->contr->active;
2637		2817
2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2639	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2640		2820	# entering was successful
		2821	delete $self->{_link_recursion};
2641	# only activate afterwards, to support waiting in hooks	2822	# only activate afterwards, to support waiting in hooks
2642	$self->activate_recursive;	2823	$self->activate_recursive;
2643	}	2824	}
2644		2825
		2826	}
		2827
2645	=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)]])
2646		2829
2647	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
2648	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2649	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
2650	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
…		…
2657		2840
2658	our $GOTOGEN;	2841	our $GOTOGEN;
2659		2842
2660	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2661	my ($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	}
2662		2851
2663	# 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
2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2665		2854
2666	$self->enter_link;	2855	$self->enter_link;
…		…
2686	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2687	}	2876	}
2688	}	2877	}
2689		2878
2690	my $map = eval {	2879	my $map = eval {
2691	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2692		2881
2693	if ($map) {	2882	if ($map) {
2694	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2695	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2696	} else {	2885	} else {
2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2698	}	2887	}
2699		2888
2700	$map	2889	$map
…		…
2708	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2709	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2710	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2711	}	2900	}
2712		2901
2713	$done->() if $done;	2902	$done->($self) if $done;
2714	})->prio (1);	2903	})->prio (1);
2715	}	2904	}
2716		2905
2717	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2718		2907
…		…
2786	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2787		2976
2788	unless (eval {	2977	unless (eval {
2789	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2790		2979
2791	# random map handling
2792	{
2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
2794
2795	prepare_random_map $exit
2796	if $exit->slaying eq "/!";
2797	}
2798
2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2800	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2801	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	}
2802		3006
2803	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2804		3008
2805	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2806	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2811	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2812	. "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. "
2813	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2814	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2815		3019
2816	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2817	$self->leave_link;	3021	$self->leave_link;
2818	}	3022	}
2819	})->prio (1);	3023	})->prio (1);
2820	}	3024	}
2821		3025
…		…
3031	=cut	3235	=cut
3032		3236
3033	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
3034	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
3035		3239
3036	if ($self->extcmd == 2) {
3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3038	} elsif ($self->extcmd == 1) { # TODO: remove
3039	push @msg, msgtype => "event_$type";
3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3041	}
3042	}	3241	}
3043		3242
3044	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
3045		3244
3046	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
3048	=cut	3247	=cut
3049		3248
3050	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
3051	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
3052		3251
3053	if ($self->extcmd == 2) {
3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3055	} elsif ($self->extcmd == 1) {
3056	#TODO: version 1, remove
3057	unshift @msg, msgtype => "reply", msgid => $id;
3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3059	}
3060	}	3253	}
3061		3254
3062	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
3063		3256
3064	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
3119	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
3120		3313
3121	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3122		3315
3123	if (ref $msg) {	3316	if (ref $msg) {
3124	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3125	"ARRAY" eq ref $msg
3126	? @$msg
3127	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3128		3318
3129	my @reply;	3319	my @reply;
3130		3320
3131	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
3132	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
3134		3324
3135	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
3136	if $reply;	3326	if $reply;
3137		3327
3138	} else {	3328	} else {
3139	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3140	}	3330	}
3141		3331
3142	cf::override;	3332	cf::override;
3143	},	3333	},
3144	);	3334	);
…		…
3225	decrease split destroy change_exp value msg lore send_msg)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3226	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3227	["cf::player" => qw(peaceful send_msg)],	3417	["cf::player" => qw(peaceful send_msg)],
3228	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3229	) {	3419	) {
3230	no strict 'refs';
3231	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3233	for @funs;	3422	for @funs;
3234	}	3423	}
3235		3424
…		…
3274	local @cf::_safe_eval_args = values %vars;	3463	local @cf::_safe_eval_args = values %vars;
3275	@res = wantarray ? eval eval : scalar eval $eval;	3464	@res = wantarray ? eval eval : scalar eval $eval;
3276	}	3465	}
3277		3466
3278	if ($@) {	3467	if ($@) {
3279	warn "$@";	3468	warn "$@",
3280	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3281	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3282	}	3471	}
3283		3472
3284	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3285	}	3474	}
3286		3475
…		…
3311	=cut	3500	=cut
3312		3501
3313	#############################################################################	3502	#############################################################################
3314	# the server's init and main functions	3503	# the server's init and main functions
3315		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
		3528
3316	sub load_facedata($) {	3529	sub load_facedata($) {
3317	my ($path) = @_;	3530	my ($path) = @_;
3318		3531
3319	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3320	# for this (global event?)	3533	# for this (global event?)
3321	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3322		3535
3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3324		3537
3325	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3326		3539
3327	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3328	0 < aio_load $path, $facedata
3329	or die "$path: $!";
3330
3331	$facedata = Coro::Storable::thaw $facedata;
3332		3541
3333	$facedata->{version} == 2	3542	$facedata->{version} == 2
3334	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3335		3544
3336	# patch in the exptable
3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3338	$facedata->{resource}{"res/exp_table"} = {
3339	type => FT_RSRC,
3340	data => $exp_table,
3341	hash => (Digest::MD5::md5 $exp_table),
3342	};
3343	cf::cede_to_tick;	3545	cf::cede_to_tick;
3344		3546
3345	{	3547	{
3346	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3347		3549
3348	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3350		3553
3351	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3352	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3355		3560
3356	cf::cede_to_tick;	3561	cf::cede_to_tick;
3357	}	3562	}
3358		3563
3359	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3364		3569
3365	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3366	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3368	} else {	3573	} else {
3369	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3370	}	3575	}
3371		3576
3372	cf::cede_to_tick;	3577	cf::cede_to_tick;
3373	}	3578	}
3374	}	3579	}
…		…
3386		3591
3387	{	3592	{
3388	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3389		3594
3390	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3391	if (defined $info->{type}) {	3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3393		3599
		3600	cf::face::set_type $idx, $type;
3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3395	cf::face::set_type $idx, $info->{type};	3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
3396	} else {	3604	} else {
3397	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3398	}	3606	}
3399		3607
3400	cf::cede_to_tick;	3608	cf::cede_to_tick;
3401	}	3609	}
3402	}	3610	}
3403		3611
3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3405		3613
3406	1	3614	1
3407	}	3615	}
3408
3409	cf::global->attach (on_resource_update => sub {
3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3412
3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3414	my $sound = $soundconf->{compat}[$_]
3415	or next;
3416
3417	my $face = cf::face::find "sound/$sound->[1]";
3418	cf::sound::set $sound->[0] => $face;
3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3420	}
3421
3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
3423	my $face = cf::face::find "sound/$v";
3424	cf::sound::set $k => $face;
3425	}
3426	}
3427	});
3428		3616
3429	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3430	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3431		3619
3432	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
…		…
3440	my $status = load_resource_file_ $_[0];	3628	my $status = load_resource_file_ $_[0];
3441	get_slot 0.1, 100;	3629	get_slot 0.1, 100;
3442	cf::arch::commit_load;	3630	cf::arch::commit_load;
3443		3631
3444	$status	3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
3445	}	3646	}
3446		3647
3447	sub reload_regions {	3648	sub reload_regions {
3448	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3449	# for this (global event?)	3650	# for this (global event?)
…		…
3464	}	3665	}
3465		3666
3466	sub reload_archetypes {	3667	sub reload_archetypes {
3467	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3468	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
		3670
		3671	add_face "res/skill_info" => FT_RSRC,
		3672	JSON::XS->new->utf8->canonical->encode (
		3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3469	}	3679	}
3470		3680
3471	sub reload_treasures {	3681	sub reload_treasures {
3472	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3473	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3474	}	3684	}
3475		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3476	sub reload_resources {	3768	sub reload_resources {
3477	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3478		3770
		3771	reload_materials;
3479	reload_facedata;	3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
3480	reload_archetypes;	3775	reload_archetypes;
3481	reload_regions;	3776	reload_regions;
3482	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3483		3779
3484	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3485	}	3781	}
3486		3782
3487	sub reload_config {	3783	sub reload_config {
3488	warn "reloading config file...\n";	3784	trace "reloading config file...\n";
3489		3785
3490	open my $fh, "<:utf8", "$CONFDIR/config"	3786	my $config = load_file "$CONFDIR/config";
3491	or return;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3492		3789
3493	local $/;
3494	*CFG = YAML::XS::Load scalar <$fh>;
3495
3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3497		3791
3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3500		3794
3501	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3797	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3504	and die "WARNING: m(un)lockall failed: $!\n";	3798	and die "WARNING: m(un)lockall failed: $!\n";
3505	};	3799	};
3506	warn $@ if $@;	3800	warn $@ if $@;
3507	}	3801	}
3508
3509	warn "finished reloading resource files\n";
3510	}	3802	}
3511		3803
3512	sub pidfile() {	3804	sub pidfile() {
3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3514	or die "$PIDFILE: $!";	3806	or die "$PIDFILE: $!";
…		…
3527	seek $fh, 0, 0;	3819	seek $fh, 0, 0;
3528	print $fh $$;	3820	print $fh $$;
3529	}	3821	}
3530		3822
3531	sub main_loop {	3823	sub main_loop {
3532	warn "EV::loop starting\n";	3824	trace "EV::loop starting\n";
3533	if (1) {	3825	if (1) {
3534	EV::loop;	3826	EV::loop;
3535	}	3827	}
3536	warn "EV::loop returned\n";	3828	trace "EV::loop returned\n";
3537	goto &main_loop unless $REALLY_UNLOOP;	3829	goto &main_loop unless $REALLY_UNLOOP;
3538	}	3830	}
3539		3831
3540	sub main {	3832	sub main {
3541	cf::init_globals; # initialise logging	3833	cf::init_globals; # initialise logging
3542		3834
3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3547		3839
3548	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3549		3841
3550	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3551	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3552	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3553	(async {	3845	(async {
3554	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3555	EV::loop EV::LOOP_ONESHOT;	3847	EV::loop EV::LOOP_ONESHOT;
3556	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3557	};	3849	};
3558		3850
3559	evthread_start IO::AIO::poll_fileno;	3851	evthread_start IO::AIO::poll_fileno;
3560		3852
3561	cf::sync_job {	3853	cf::sync_job {
3562	cf::init_experience;	3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
3563	cf::init_anim;	3858	cf::init_anim;
3564	cf::init_attackmess;	3859	cf::init_attackmess;
3565	cf::init_dynamic;	3860	cf::init_dynamic;
3566		3861
3567	cf::load_settings;	3862	cf::load_settings;
3568	cf::load_materials;
3569		3863
3570	reload_resources;	3864	reload_resources;
3571	reload_config;	3865	reload_config;
3572	db_init;
3573		3866
3574	cf::init_uuid;	3867	cf::init_uuid;
3575	cf::init_signals;	3868	cf::init_signals;
3576	cf::init_skills;	3869	cf::init_skills;
3577		3870
…		…
3585		3878
3586	# no (long-running) fork's whatsoever before this point(!)	3879	# no (long-running) fork's whatsoever before this point(!)
3587	use POSIX ();	3880	use POSIX ();
3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3589		3882
3590	(pop @POST_INIT)->(0) while @POST_INIT;	3883	cf::_post_init 0;
3591	};	3884	};
3592		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
3593	main_loop;	3893	goto &main_loop;
3594	}	3894	}
3595		3895
3596	#############################################################################	3896	#############################################################################
3597	# initialisation and cleanup	3897	# initialisation and cleanup
3598		3898
…		…
3637	or return;	3937	or return;
3638		3938
3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3640	and return;	3940	and return;
3641		3941
3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3643		3943
3644	1	3944	1
3645	}	3945	}
3646		3946
3647	our $uuid_lock;	3947	our $uuid_lock;
…		…
3659	or return;	3959	or return;
3660		3960
3661	my $value = uuid_seq uuid_cur;	3961	my $value = uuid_seq uuid_cur;
3662		3962
3663	unless ($value) {	3963	unless ($value) {
3664	warn "cowardly refusing to write zero uuid value!\n";	3964	info "cowardly refusing to write zero uuid value!\n";
3665	return;	3965	return;
3666	}	3966	}
3667		3967
3668	my $value = uuid_str $value + $uuid_skip;	3968	my $value = uuid_str $value + $uuid_skip;
3669	$uuid_skip = 0;	3969	$uuid_skip = 0;
…		…
3679	or return;	3979	or return;
3680		3980
3681	aio_rename "$uuid~", $uuid	3981	aio_rename "$uuid~", $uuid
3682	and return;	3982	and return;
3683		3983
3684	warn "uuid file written ($value).\n";	3984	trace "uuid file written ($value).\n";
3685		3985
3686	1	3986	1
3687		3987
3688	}	3988	}
3689		3989
…		…
3695	}	3995	}
3696		3996
3697	sub emergency_save() {	3997	sub emergency_save() {
3698	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3699		3999
3700	warn "emergency_perl_save: enter\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3701		4006
3702	cf::sync_job {	4007	cf::sync_job {
3703	# this is a trade-off: we want to be very quick here, so	4008	cf::write_runtime_sync; # external watchdog should not bark
3704	# save all maps without fsync, and later call a global sync
3705	# (which in turn might be very very slow)
3706	local $USE_FSYNC = 0;
3707		4009
3708	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3709	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3710	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3711	warn "emergency_perl_save: begin player save\n";	4013	info "emergency_perl_save: begin player save\n";
3712	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3713	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3714	$pl->valid or next;	4016	$pl->valid or next;
3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3716	$pl->save;	4018	$pl->save;
3717	}	4019	}
3718	warn "emergency_perl_save: end player save\n";	4020	info "emergency_perl_save: end player save\n";
3719		4021
		4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
3720	warn "emergency_perl_save: begin map save\n";	4024	info "emergency_perl_save: begin map save\n";
3721	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3722	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3723	$map->valid or next;	4027	$map->valid or next;
3724	$map->save;	4028	$map->save;
3725	}	4029	}
3726	warn "emergency_perl_save: end map save\n";	4030	info "emergency_perl_save: end map save\n";
3727		4031
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3728	warn "emergency_perl_save: begin database checkpoint\n";	4034	info "emergency_perl_save: begin database checkpoint\n";
3729	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3730	warn "emergency_perl_save: end database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
3731		4037
3732	warn "emergency_perl_save: begin write uuid\n";	4038	info "emergency_perl_save: begin write uuid\n";
3733	write_uuid_sync 1;	4039	write_uuid_sync 1;
3734	warn "emergency_perl_save: end write uuid\n";	4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3735	};	4060	};
3736		4061
3737	warn "emergency_perl_save: starting sync()\n";
3738	IO::AIO::aio_sync sub {
3739	warn "emergency_perl_save: finished sync()\n";
3740	};
3741
3742	warn "emergency_perl_save: leave\n";	4062	info "emergency_perl_save: leave\n";
3743	}	4063	}
3744		4064
3745	sub post_cleanup {	4065	sub post_cleanup {
3746	my ($make_core) = @_;	4066	my ($make_core) = @_;
3747		4067
		4068	IO::AIO::flush;
		4069
3748	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3749	if $make_core;	4071	if $make_core;
3750		4072
3751	my $fh = pidfile;	4073	my $fh = pidfile;
3752	unlink $PIDFILE if <$fh> == $$;	4074	unlink $PIDFILE if <$fh> == $$;
3753	}	4075	}
…		…
3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3774	for my $name (keys %$leaf_symtab) {	4096	for my $name (keys %$leaf_symtab) {
3775	_gv_clear *{"$pkg$name"};	4097	_gv_clear *{"$pkg$name"};
3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3777	}	4099	}
3778	warn "cleared package $pkg\n";#d#
3779	}	4100	}
3780		4101
3781	sub do_reload_perl() {	4102	sub do_reload_perl() {
3782	# can/must only be called in main	4103	# can/must only be called in main
3783	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3784	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3785	return;	4106	return;
3786	}	4107	}
3787		4108
3788	return if $RELOAD++;	4109	return if $RELOAD++;
3789		4110
3790	my $t1 = AE::time;	4111	my $t1 = AE::time;
3791		4112
3792	while ($RELOAD) {	4113	while ($RELOAD) {
3793	warn "reloading...";	4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
3794		4116
3795	warn "entering sync_job";	4117	trace "perl_reload: entering sync_job";
3796		4118
3797	cf::sync_job {	4119	cf::sync_job {
3798	cf::write_runtime_sync; # external watchdog should not bark
3799	cf::emergency_save;	4120	#cf::emergency_save;
3800	cf::write_runtime_sync; # external watchdog should not bark
3801		4121
3802	warn "syncing database to disk";
3803	BDB::db_env_txn_checkpoint $DB_ENV;
3804
3805	# if anything goes wrong in here, we should simply crash as we already saved
3806
3807	warn "flushing outstanding aio requests";
3808	while (IO::AIO::nreqs || BDB::nreqs) {
3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3810	}
3811
3812	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3813	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3814	%EXT_CORO = ();	4124	%EXT_CORO = ();
3815		4125
3816	warn "removing commands";	4126	trace "perl_reload: removing commands";
3817	%COMMAND = ();	4127	%COMMAND = ();
3818		4128
3819	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3820	%EXTCMD = ();	4130	%EXTCMD = ();
3821	%EXTICMD = ();	4131	%EXTICMD = ();
3822		4132
3823	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3824	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3825	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3826		4136
3827	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3828	eval {	4138	eval {
3829	$cb->($pkg);	4139	$cb->($pkg);
3830	1	4140	1
3831	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
3832	}	4142	}
3833		4143
3834	warn "... clearing $pkg";	4144	trace "... clearing $pkg";
3835	clear_package $pkg;	4145	clear_package $pkg;
3836	}	4146	}
3837		4147
3838	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3839	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3840	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3841		4151
3842	warn "... unloading $k";	4152	trace "... unloading $k";
3843	delete $INC{$k};	4153	delete $INC{$k};
3844		4154
3845	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3846	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3847		4157
…		…
3850	}	4160	}
3851		4161
3852	clear_package $k;	4162	clear_package $k;
3853	}	4163	}
3854		4164
3855	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3856	clear_package "safe::$_"	4166	clear_package "safe::$_"
3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3858		4168
3859	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3860	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3862		4172
3863	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3864	# and global variables created in xs	4174	# and global variables created in xs
3865	#clear_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3866		4176
3867	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3868		4178
3869	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3870	require cf;	4180	require cf;
3871	cf::_connect_to_perl_1;	4181	cf::_connect_to_perl_1;
3872		4182
3873	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3874	cf::reload_config;	4184	cf::reload_config;
3875		4185
3876	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3877	cf::load_extensions;	4187	cf::load_extensions;
3878		4188
3879	if ($REATTACH_ON_RELOAD) {	4189	if ($REATTACH_ON_RELOAD) {
3880	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3881	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3882	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3883	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3884	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3885	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
3886	}	4196	}
3887		4197
3888	warn "running post_init jobs";	4198	cf::_post_init 1;
3889	(pop @POST_INIT)->(1) while @POST_INIT;
3890		4199
3891	warn "leaving sync_job";	4200	trace "perl_reload: leaving sync_job";
3892		4201
3893	1	4202	1
3894	} or do {	4203	} or do {
3895	warn $@;	4204	error $@;
3896	cf::cleanup "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3897	};	4206	};
3898		4207
3899	warn "reloaded";
3900	--$RELOAD;	4208	--$RELOAD;
3901	}	4209	}
3902		4210
3903	$t1 = AE::time - $t1;	4211	$t1 = AE::time - $t1;
3904	warn "reload completed in ${t1}s\n";	4212	info "perl_reload: completed in ${t1}s\n";
3905	};	4213	};
3906		4214
3907	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3908		4216
3909	sub reload_perl() {	4217	sub reload_perl() {
…		…
3930	reload_perl;	4238	reload_perl;
3931	};	4239	};
3932	}	4240	}
3933	};	4241	};
3934		4242
3935	unshift @INC, $LIBDIR;	4243	#############################################################################
3936		4244
3937	my $bug_warning = 0;	4245	my $bug_warning = 0;
3938		4246
3939	our @WAIT_FOR_TICK;
3940	our @WAIT_FOR_TICK_BEGIN;
3941
3942	sub wait_for_tick {	4247	sub wait_for_tick() {
3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3944		4249
3945	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3946	push @WAIT_FOR_TICK, $signal;
3947	$signal->wait;
3948	}	4251	}
3949		4252
3950	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3952		4255
3953	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3954	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3955	$signal->wait;	4258	$signal->wait;
3956	}	4259	}
…		…
3960	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3961	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3962	return;	4265	return;
3963	}	4266	}
3964		4267
3965	cf::server_tick; # one server iteration	4268	cf::one_tick; # one server iteration
3966		4269
3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3968		4271
3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3971	Coro::async_pool {	4274	Coro::async_pool {
3972	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3973	write_runtime_sync	4276	write_runtime_sync
3974	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3975	};	4278	};
3976	}	4279	}
3977		4280
3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3979	$sig->send;	4282	$sig->send;
3980	}	4283	}
3981	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3982	$sig->send;
3983	}
3984		4285
3985	$LOAD = ($NOW - $TICK_START) / $TICK;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3987		4288
3988	if (0) {	4289	if (0) {
3989	if ($NEXT_TICK) {	4290	if ($NEXT_TICK) {
3990	my $jitter = $TICK_START - $NEXT_TICK;	4291	my $jitter = $TICK_START - $NEXT_TICK;
3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3992	warn "jitter $JITTER\n";#d#	4293	debug "jitter $JITTER\n";#d#
3993	}	4294	}
3994	}	4295	}
3995	}	4296	}
3996		4297
3997	{	4298	{
3998	# configure BDB	4299	# configure BDB
		4300	info "initialising database";
3999		4301
4000	BDB::min_parallel 16;	4302	BDB::min_parallel 16;
4001	BDB::max_poll_reqs $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
4002	$AnyEvent::BDB::WATCHER->priority (1);	4304	#$AnyEvent::BDB::WATCHER->priority (1);
4003		4305
4004	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
4005	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
4006	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4007	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4032	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4033	};	4335	};
4034	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4035	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4036	};	4338	};
		4339
		4340	info "database initialised";
4037	}	4341	}
4038		4342
4039	{	4343	{
4040	# configure IO::AIO	4344	# configure IO::AIO
4041		4345
		4346	info "initialising aio";
4042	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
4043	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
4044	undef $AnyEvent::AIO::WATCHER;	4349	undef $AnyEvent::AIO::WATCHER;
		4350	info "aio initialised";
4045	}	4351	}
4046		4352
4047	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
4048		4355
4049	sub _log_backtrace {	4356	sub _log_backtrace {
4050	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
4051		4358
4052	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
4053		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4054	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
4055	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
4056	++$_log_backtrace;	4367	++$_log_backtrace;
4057	my $perl_bt = Carp::longmess $msg;	4368	my $perl_bt = Carp::longmess $msg;
4058	async {	4369	async {
4059	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
4060		4371
…		…
4080	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
4081	--$_log_backtrace;	4392	--$_log_backtrace;
4082	};	4393	};
4083	} else {	4394	} else {
4084	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
4085	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4086	}	4397	}
4087	}	4398	}
4088		4399
4089	# load additional modules	4400	# load additional modules
4090	require "cf/$_.pm" for @EXTRA_MODULES;	4401	require "cf/$_.pm" for @EXTRA_MODULES;

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