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Revision 1.526 by root, Wed Apr 21 05:48:35 2010 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 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
…		…
188		202
189	=over 4	203	=over 4
190		204
191	=item $cf::UPTIME	205	=item $cf::UPTIME
192		206
193	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.
194		223
195	=item $cf::RUNTIME	224	=item $cf::RUNTIME
196		225
197	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
198	every server tick.	227	every server tick.
199		228
200	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
201	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
202	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
203		232
204	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
205	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
206	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
207	database environment.	236	database environment.
208		237
209	=item $cf::NOW
210
211	The time of the last (current) server tick.
212
213	=item $cf::TICK
214
215	The interval between server ticks, in seconds.
216
217	=item $cf::LOADAVG	238	=item $cf::LOADAVG
218		239
219	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
220	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
221	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
230	from wherever your confdir points to.	251	from wherever your confdir points to.
231		252
232	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
233		254
234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
235	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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();
237		275
238	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
239		277
240	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
241	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
…		…
249		287
250	=back	288	=back
251		289
252	=cut	290	=cut
253		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
254	$Coro::State::WARNHOOK = sub {	298	$Coro::State::WARNHOOK = sub {
255	my $msg = join "", @_;	299	my $msg = join "", @_;
256		300
257	$msg .= "\n"	301	$msg .= "\n"
258	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
259		303
260	$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;
261		305
262	LOG llevError, $msg;	306	LOG llevWarn, $msg;
263	};	307	};
264		308
265	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
266	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
267		311
268	warn Carp::longmess $_[0];	312	error Carp::longmess $_[0];
269		313
270	if (in_main) {#d#	314	if (in_main) {#d#
271	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
272	return;#d#	316	return;#d#
273	}#d#	317	}#d#
274		318
275	# kill coroutine otherwise	319	# kill coroutine otherwise
276	Coro::terminate	320	Coro::terminate
…		…
296	)) {	340	)) {
297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
298	}	342	}
299		343
300	$EV::DIED = sub {	344	$EV::DIED = sub {
301	Carp::cluck "error in event callback: @_";	345	warn "error in event callback: $@";
302	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
303		352
304	#############################################################################	353	#############################################################################
305		354
306	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
307		356
…		…
328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
329	$d	378	$d
330	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
331	}	380	}
332		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
333	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
334		435
335	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
336		437
337	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
344		445
345	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
346	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
347		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 $_[0]
		478	}
		479
348	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
349		481
350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
351	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
352		484
353	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
354	is a reload or not.	486	is a reload or not.
355		487
356	=cut	488	=cut
357		489
358	sub post_init(&) {	490	sub post_init(&) {
359	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
360	}	509	}
361		510
362	=item cf::lock_wait $string	511	=item cf::lock_wait $string
363		512
364	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
417	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
418	}	567	}
419		568
420	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
421		570
422	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
423	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
424	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
425		578
426	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
427	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
428		581
429	Useful for short background jobs.	582	Useful for short background jobs.
…		…
458	}	611	}
459	}	612	}
460		613
461	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
462	# 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
463	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
464	$signal->wait;
465	} else {	617	} else {
466	$busy = 0;	618	$busy = 0;
467	Coro::schedule;	619	Coro::schedule;
468	}	620	}
469	}	621	}
…		…
509	=cut	661	=cut
510		662
511	sub sync_job(&) {	663	sub sync_job(&) {
512	my ($job) = @_;	664	my ($job) = @_;
513		665
514	if ($Coro::current == $Coro::main) {	666	if (in_main) {
515	my $time = AE::time;	667	my $time = AE::time;
516		668
517	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
518	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
519		671
520	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
521		673
522	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
523		675
524	my $busy = 1;	676	my $busy = 1;
525	my @res;	677	my @res;
526		678
527	(async {	679	(async {
528	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
529	@res = eval { $job->() };	681	@res = eval { $job->() };
530	warn $@ if $@;	682	error $@ if $@;
531	undef $busy;	683	undef $busy;
532	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
533		685
534	while ($busy) {	686	while ($busy) {
535	if (Coro::nready) {	687	if (Coro::nready) {
…		…
569	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
570		722
571	$coro	723	$coro
572	}	724	}
573		725
574	=item fork_call { }, $args	726	=item fork_call { }, @args
575		727
576	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
577	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
578	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
579	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
580		732
581	=cut	733	=cut
582		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
583	sub fork_call(&@) {	739	sub fork_call(&@) {
584	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
585		741
586	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
587	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
588	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
589		745
590	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
591	reset_signals;	747	cf::post_fork;
592	&$cb	748	&$cb
593	}, @args;	749	} @args;
594		750
595	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
596	}	752	}
597		753
598	sub objinfo {	754	sub objinfo {
…		…
648	within each server.	804	within each server.
649		805
650	=cut	806	=cut
651		807
652	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
653	my ($name) = @_;	812	my ($name) = @_;
654	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
655		814
656	eval {	815	eval {
657	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
667	}	826	}
668		827
669	our $DB;	828	our $DB;
670		829
671	sub db_init {	830	sub db_init {
672	cf::sync_job {
673	$DB ||= db_table "db";	831	$DB ||= db_table "db";
674	};
675	}	832	}
676		833
677	sub db_get($$) {	834	sub db_get($$) {
678	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
679		836
680	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
681	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
682		841
683	$! ? ()	842	$! ? ()
684	: $data	843	: $data
685	}
686	}	844	}
687		845
688	sub db_put($$$) {	846	sub db_put($$$) {
689	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
690	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
718		876
719	my @data;	877	my @data;
720	my $md5;	878	my $md5;
721		879
722	for (0 .. $#$src) {	880	for (0 .. $#$src) {
723	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
724	or Carp::croak "$src->[$_]: $!";
725	}	882	}
726		883
727	# if processing is expensive, check	884	# if processing is expensive, check
728	# checksum first	885	# checksum first
729	if (1) {	886	if (1) {
…		…
746		903
747	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
748	my $data = $process->(\@data);	905	my $data = $process->(\@data);
749	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
750		907
751	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
752		909
753	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
754	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
755	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
756		913
…		…
766		923
767	=cut	924	=cut
768		925
769	sub datalog($@) {	926	sub datalog($@) {
770	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
771	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
772	}	929	}
773		930
774	=back	931	=back
775		932
776	=cut	933	=cut
…		…
971		1128
972	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
973	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
974		1131
975	} elsif (ref $type) {	1132	} elsif (ref $type) {
976	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
977		1134
978	} else {	1135	} else {
979	shift @arg;	1136	shift @arg;
980	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
981	}	1138	}
982	}	1139	}
983	}	1140	}
984		1141
985	sub _object_attach {	1142	sub _object_attach {
…		…
995	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
996	}	1153	}
997		1154
998	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
999	} else {	1156	} else {
1000	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
1001	}	1158	}
1002		1159
1003	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
1004	}	1161	}
1005		1162
…		…
1064		1221
1065	for (@$callbacks) {	1222	for (@$callbacks) {
1066	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1067		1224
1068	if ($@) {	1225	if ($@) {
1069	warn "$@";
1070	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1071	override;	1227	override;
1072	}	1228	}
1073		1229
1074	return 1 if $override;	1230	return 1 if $override;
1075	}	1231	}
…		…
1154	for (@$attach) {	1310	for (@$attach) {
1155	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1156	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1157	}	1313	}
1158	} else {	1314	} else {
1159	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1160	}	1316	}
1161	}	1317	}
1162	}	1318	}
1163		1319
1164	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1191	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1192		1348
1193	sync_job {	1349	sync_job {
1194	if (length $$rdata) {	1350	if (length $$rdata) {
1195	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1196	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1197	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1198		1355
1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1200	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1202	if ($cf::USE_FSYNC) {	1359	if ($cf::USE_FSYNC) {
…		…
1224	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1225		1382
1226	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1227	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1228	} else {	1385	} else {
1229	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1230	}	1387	}
1231	} else {	1388	} else {
1232	aio_unlink $filename;	1389	aio_unlink $filename;
1233	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1234	}	1391	}
…		…
1258	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1259	$av = $st->{objs};	1416	$av = $st->{objs};
1260	}	1417	}
1261		1418
1262	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1263	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1264	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1265		1423
1266	($data, $av)	1424	($data, $av)
1267	}	1425	}
1268		1426
1269	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1273	=cut	1431	=cut
1274		1432
1275	#############################################################################	1433	#############################################################################
1276	# command handling &c	1434	# command handling &c
1277		1435
1278	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1279		1437
1280	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1281	$name.	1439	$name.
1282		1440
1283	=cut	1441	=cut
…		…
1289	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1290		1448
1291	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1292	}	1450	}
1293		1451
1294	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1295		1453
1296	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1297	extcmd packet. Ext commands will be processed in the order they are	1455	extcmd packet. Ext commands will be processed in the order they are
1298	received by the server, like other user commands. The first argument is	1456	received by the server, like other user commands. The first argument is
1299	the logged-in player. Ext commands can only be processed after a player	1457	the logged-in player. Ext commands can only be processed after a player
1300	has logged in successfully.	1458	has logged in successfully.
1301		1459
1302	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1303	called.	1461	called.
1304		1462
1305	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1306		1464
1307	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1308	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1309	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1310	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
1346	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1347		1505
1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1349		1507
1350	if (ref $msg) {	1508	if (ref $msg) {
1351	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1352	"ARRAY" eq ref $msg
1353	? @$msg
1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1355		1510
1356	my @reply;	1511	my @reply;
1357		1512
1358	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1359	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1360	}	1515	}
1361		1516
1362	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_msg ("reply-$reply", @reply)
1363	if $reply;	1518	if $reply;
1364		1519
1365	} else {	1520	} else {
1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1367	}	1522	}
1368		1523
1369	cf::override;	1524	cf::override;
1370	},	1525	},
1371	);	1526	);
…		…
1381	};	1536	};
1382		1537
1383	$grp	1538	$grp
1384	}	1539	}
1385		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
1386	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1387	cf::sync_job {	1557	cf::sync_job {
1388	my %todo;	1558	my %todo;
1389		1559
1390	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1391	next unless -r $path;	1561	next unless -r $path;
…		…
1409		1579
1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1412		1582
1413	$ext{source} =	1583	$ext{source} =
1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1415	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1416	. $source	1586	. $source
1417	. "\n};\n1";	1587	. "\n};\n1";
1418		1588
1419	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
…		…
1431	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1432	next ext	1602	next ext
1433	unless exists $done{$_};	1603	unless exists $done{$_};
1434	}	1604	}
1435		1605
1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1437		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
1438	my $active = eval $v->{source};	1617	my $active = eval $source;
1439		1618
1440	if (length $@) {	1619	if (length $@) {
1441	warn "$v->{path}: $@\n";	1620	error "$v->{path}: $@\n";
1442		1621
1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1444	if exists $v->{meta}{mandatory};	1623	if exists $v->{meta}{mandatory};
1445		1624
1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
…		…
1448	} else {	1627	} else {
1449	$done{$k} = delete $todo{$k};	1628	$done{$k} = delete $todo{$k};
1450	push @EXTS, $v->{pkg};	1629	push @EXTS, $v->{pkg};
1451	$progress = 1;	1630	$progress = 1;
1452		1631
1453	warn "$v->{base}: extension inactive.\n"	1632	info "$v->{base}: extension inactive.\n"
1454	unless $active;	1633	unless $active;
1455	}	1634	}
1456	}	1635	}
1457		1636
1458	unless ($progress) {	1637	unless ($progress) {
…		…
1460		1639
1461	while (my ($k, $v) = each %todo) {	1640	while (my ($k, $v) = each %todo) {
1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1463	if exists $v->{meta}{mandatory};	1642	if exists $v->{meta}{mandatory};
1464	}	1643	}
		1644
		1645	last;
1465	}	1646	}
1466	}	1647	}
1467	};	1648	};
1468	}	1649	}
1469		1650
…		…
1627	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1628		1809
1629	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1630	$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
1631		1812
1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1633	$pl->deactivate;	1814	$pl->deactivate;
		1815
1634	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;
1635	$pl->ob->check_score;
1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1637	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1638		1821
1639	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1640	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1641	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1727		1910
1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1729		1912
1730	Expand deliantra pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1731		1914
1732	=item $player->ext_reply ($msgid, @msg)
1733
1734	Sends an ext reply to the player.
1735
1736	=cut
1737
1738	sub ext_reply($$@) {
1739	my ($self, $id, @msg) = @_;
1740
1741	$self->ns->ext_reply ($id, @msg)
1742	}
1743
1744	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1745		1916
1746	Sends an ext event to the client.	1917	Sends an ext event to the client.
1747		1918
1748	=cut	1919	=cut
…		…
1807	sub generate_random_map {	1978	sub generate_random_map {
1808	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1809		1980
1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1811		1982
1812	# mit "rum" bekleckern, nicht
1813	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1817	$rmp->{exit_on_final_map},
1818	$rmp->{xsize}, $rmp->{ysize},
1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1821	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1822	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1823	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1824	(cf::region::find $rmp->{region}), $rmp->{custom}
1825	)
1826	}	1984	}
1827		1985
1828	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1829		1987
1830	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1835		1993
1836	sub register {	1994	sub register {
1837	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1838	my $pkg = caller;	1996	my $pkg = caller;
1839		1997
1840	no strict;
1841	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1842		1999
1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1844	}	2001	}
1845		2002
…		…
1857	}	2014	}
1858		2015
1859	sub normalise {	2016	sub normalise {
1860	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1861		2018
1862	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1863		2020
1864	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1865		2022
1866	# map plan:	2023	# map plan:
1867	#	2024	#
…		…
1882	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1883	$path = "$base/$path";	2040	$path = "$base/$path";
1884	}	2041	}
1885		2042
1886	for ($path) {	2043	for ($path) {
1887	redo if s{//}{/};
1888	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1889	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1890	}	2046	}
1891		2047
1892	$path	2048	$path
…		…
1906	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1907	return $self;	2063	return $self;
1908	}	2064	}
1909	}	2065	}
1910		2066
1911	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1912	()	2068	()
1913	}	2069	}
1914		2070
		2071	# may re-bless or do other evil things
1915	sub init {	2072	sub init {
1916	my ($self) = @_;	2073	my ($self) = @_;
1917		2074
1918	$self	2075	$self
1919	}	2076	}
…		…
1984	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1985		2142
1986	1	2143	1
1987	}	2144	}
1988		2145
		2146	# used to laod the header of an original map
1989	sub load_header_orig {	2147	sub load_header_orig {
1990	my ($self) = @_;	2148	my ($self) = @_;
1991		2149
1992	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1993	}	2151	}
1994		2152
		2153	# used to laod the header of an instantiated map
1995	sub load_header_temp {	2154	sub load_header_temp {
1996	my ($self) = @_;	2155	my ($self) = @_;
1997		2156
1998	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1999	}	2158	}
2000		2159
		2160	# called after loading the header from an instantiated map
2001	sub prepare_temp {	2161	sub prepare_temp {
2002	my ($self) = @_;	2162	my ($self) = @_;
2003		2163
2004	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
2005	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
2006	# safety	2166	# safety
2007	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
2008	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
2009	}	2169	}
2010		2170
		2171	# called after loading the header from an original map
2011	sub prepare_orig {	2172	sub prepare_orig {
2012	my ($self) = @_;	2173	my ($self) = @_;
2013		2174
2014	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
2015	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2039		2200
2040	sub find;	2201	sub find;
2041	sub find {	2202	sub find {
2042	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
2043		2204
		2205	cf::cede_to_tick;
		2206
2044	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
2045		2208
2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2047	my $guard2 = cf::lock_acquire "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
2048		2211
2049	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
…		…
2080		2243
2081	{	2244	{
2082	my $guard = cf::lock_acquire "map_data:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
2083		2246
2084	return unless $self->valid;	2247	return unless $self->valid;
2085	return unless $self->in_memory == cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
2086
2087	$self->in_memory (cf::MAP_LOADING);
2088		2249
2089	$self->alloc;	2250	$self->alloc;
2090		2251
2091	$self->pre_load;	2252	$self->pre_load;
2092	cf::cede_to_tick;	2253	cf::cede_to_tick;
2093		2254
		2255	if (exists $self->{load_path}) {
2094	my $f = new_from_file cf::object::thawer $self->{load_path};	2256	my $f = new_from_file cf::object::thawer $self->{load_path};
2095	$f->skip_block;	2257	$f->skip_block;
2096	$self->_load_objects ($f)	2258	$self->_load_objects ($f)
2097	or return;	2259	or return;
2098		2260
2099	$self->post_load_original	2261	$self->post_load_original
2100	if delete $self->{load_original};	2262	if delete $self->{load_original};
2101		2263
2102	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
2103	utf8::encode $uniq;	2265	utf8::encode $uniq;
2104	unless (aio_stat $uniq) {	2266	unless (aio_stat $uniq) {
2105	if (my $f = new_from_file cf::object::thawer $uniq) {	2267	if (my $f = new_from_file cf::object::thawer $uniq) {
2106	$self->clear_unique_items;	2268	$self->clear_unique_items;
2107	$self->_load_objects ($f);	2269	$self->_load_objects ($f);
2108	$f->resolve_delayed_derefs;	2270	$f->resolve_delayed_derefs;
		2271	}
2109	}	2272	}
2110	}	2273	}
2111	}
2112		2274
2113	$f->resolve_delayed_derefs;	2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
		2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
2114		2282
2115	cf::cede_to_tick;	2283	cf::cede_to_tick;
2116	# now do the right thing for maps	2284	# now do the right thing for maps
2117	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
2118	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
…		…
2122	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
2123	$self->decay_objects;	2291	$self->decay_objects;
2124	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
2125	$self->update_buttons;	2293	$self->update_buttons;
2126	cf::cede_to_tick;	2294	cf::cede_to_tick;
2127	$self->activate;	2295	#$self->activate; # no longer activate maps automatically
2128	}	2296	}
2129		2297
2130	$self->{last_save} = $cf::RUNTIME;	2298	$self->{last_save} = $cf::RUNTIME;
2131	$self->last_access ($cf::RUNTIME);	2299	$self->last_access ($cf::RUNTIME);
2132
2133	$self->in_memory (cf::MAP_ACTIVE);
2134	}	2300	}
2135		2301
2136	$self->post_load;	2302	$self->post_load;
		2303
		2304	1
2137	}	2305	}
2138		2306
2139	# customize the map for a given player, i.e.	2307	# customize the map for a given player, i.e.
2140	# return the _real_ map. used by e.g. per-player	2308	# return the _real_ map. used by e.g. per-player
2141	# maps to change the path to ~playername/mappath	2309	# maps to change the path to ~playername/mappath
…		…
2149	# if $self->per_party;	2317	# if $self->per_party;
2150		2318
2151	$self	2319	$self
2152	}	2320	}
2153		2321
2154	# find and load all maps in the 3x3 area around a map
2155	sub load_neighbours {
2156	my ($map) = @_;
2157
2158	my @neigh; # diagonal neighbours
2159
2160	for (0 .. 3) {
2161	my $neigh = $map->tile_path ($_)
2162	or next;
2163	$neigh = find $neigh, $map
2164	or next;
2165	$neigh->load;
2166
2167	push @neigh,
2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2170	}
2171
2172	for (grep defined $_->[0], @neigh) {
2173	my ($path, $origin) = @$_;
2174	my $neigh = find $path, $origin
2175	or next;
2176	$neigh->load;
2177	}
2178	}
2179
2180	sub find_sync {	2322	sub find_sync {
2181	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
2182		2324
2183	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
2184	}	2330	}
2185		2331
2186	sub do_load_sync {	2332	sub do_load_sync {
2187	my ($map) = @_;	2333	my ($map) = @_;
2188		2334
		2335	# it's a bug to call this from the main context
2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2190	if $Coro::current == $Coro::main;	2337	if $Coro::current == $Coro::main;
2191		2338
2192	cf::sync_job { $map->load };	2339	$map->load;
2193	}	2340	}
2194		2341
2195	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
2196	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
2197		2344
2198	sub find_async {	2345	sub find_async {
2199	my ($path, $origin, $load) = @_;	2346	my ($path, $origin, $load) = @_;
2200		2347
2201	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
2202		2349
2203	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2351	return $map if !$load || $map->linkable;
2205	}	2352	}
2206		2353
2207	$MAP_PREFETCH{$path} |= $load;	2354	$MAP_PREFETCH{$path} |= $load;
2208		2355
2209	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
…		…
2268	sub swap_out {	2415	sub swap_out {
2269	my ($self) = @_;	2416	my ($self) = @_;
2270		2417
2271	my $lock = cf::lock_acquire "map_data:$self->{path}";	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2272		2419
2273	return if $self->in_memory != cf::MAP_ACTIVE;	2420	return if !$self->linkable;
2274	return if $self->{deny_save};	2421	return if $self->{deny_save};
2275	return if $self->players;	2422	return if $self->players;
2276		2423
2277	# first deactivate the map and "unlink" it from the core	2424	# first deactivate the map and "unlink" it from the core
2278	$self->deactivate;	2425	$self->deactivate;
2279	$_->clear_links_to ($self) for values %cf::MAP;	2426	$_->clear_links_to ($self) for values %cf::MAP;
2280	$self->in_memory (cf::MAP_SWAPPED);	2427	$self->state (cf::MAP_SWAPPED);
2281		2428
2282	# then atomically save	2429	# then atomically save
2283	$self->_save;	2430	$self->_save;
2284		2431
2285	# then free the map	2432	# then free the map
…		…
2309		2456
2310	my $lock = cf::lock_acquire "map_data:$self->{path}";	2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
2311		2458
2312	return if $self->players;	2459	return if $self->players;
2313		2460
2314	warn "resetting map ", $self->path, "\n";	2461	cf::trace "resetting map ", $self->path, "\n";
2315		2462
2316	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
2317		2464
2318	# need to save uniques path	2465	# need to save uniques path
2319	unless ($self->{deny_save}) {	2466	unless ($self->{deny_save}) {
2320	my $uniq = $self->uniq_path; utf8::encode $uniq;	2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
2321		2468
…		…
2583		2730
2584	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2585		2732
2586	The player should be reasonably safe there for short amounts of time (e.g.	2733	The player should be reasonably safe there for short amounts of time (e.g.
2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2588	though, as the palyer cannot control the character while it is on the link	2735	though, as the player cannot control the character while it is on the link
2589	map.	2736	map.
2590		2737
2591	Will never block.	2738	Will never block.
2592		2739
2593	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
…		…
2614	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2615	my ($self) = @_;	2762	my ($self) = @_;
2616		2763
2617	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2618		2765
		2766	++$self->{_link_recursion};
		2767
2619	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2620		2769
2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2622	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2623		2772
…		…
2649	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2650	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2651	if $x <= 0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2652		2801
2653	$map->load;	2802	$map->load;
2654	$map->load_neighbours;
2655		2803
2656	return unless $self->contr->active;	2804	return unless $self->contr->active;
2657		2805
2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2659	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2660		2808	# entering was successful
		2809	delete $self->{_link_recursion};
2661	# only activate afterwards, to support waiting in hooks	2810	# only activate afterwards, to support waiting in hooks
2662	$self->activate_recursive;	2811	$self->activate_recursive;
2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again	2812	}
2664	}
2665		2813
		2814	}
		2815
2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2667		2817
2668	Moves the player to the given map-path and coordinates by first freezing	2818	Moves the player to the given map-path and coordinates by first freezing
2669	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2670	that has to return the map if sucecssful, and then unfreezes the player on	2820	that has to return the map if sucecssful, and then unfreezes the player on
2671	the new (success) or old (failed) map position. In either case, $done will	2821	the new (success) or old (failed) map position. In either case, $done will
…		…
2678		2828
2679	our $GOTOGEN;	2829	our $GOTOGEN;
2680		2830
2681	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2682	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
2683		2839
2684	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2686		2842
2687	$self->enter_link;	2843	$self->enter_link;
…		…
2707	($path, $x, $y) = (undef, undef, undef);	2863	($path, $x, $y) = (undef, undef, undef);
2708	}	2864	}
2709	}	2865	}
2710		2866
2711	my $map = eval {	2867	my $map = eval {
2712	my $map = defined $path ? cf::map::find $path : undef;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2713		2869
2714	if ($map) {	2870	if ($map) {
2715	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2716	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2717	} else {	2873	} else {
2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2719	}	2875	}
2720		2876
2721	$map	2877	$map
…		…
2729	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2730	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2731	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2732	}	2888	}
2733		2889
2734	$done->() if $done;	2890	$done->($self) if $done;
2735	})->prio (1);	2891	})->prio (1);
2736	}	2892	}
2737		2893
2738	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2739		2895
…		…
2807	$Coro::current->{desc} = "enter_exit";	2963	$Coro::current->{desc} = "enter_exit";
2808		2964
2809	unless (eval {	2965	unless (eval {
2810	$self->deactivate_recursive; # just to be sure	2966	$self->deactivate_recursive; # just to be sure
2811		2967
2812	# random map handling
2813	{
2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
2815
2816	prepare_random_map $exit
2817	if $exit->slaying eq "/!";
2818	}
2819
2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
2821	my $x = $exit->stats->hp;	2969	my $x = $exit->stats->hp;
2822	my $y = $exit->stats->sp;	2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
2823		2994
2824	$self->goto ($map, $x, $y);	2995	$self->goto ($map, $x, $y);
2825		2996
2826	# if exit is damned, update players death & WoR home-position	2997	# if exit is damned, update players death & WoR home-position
2827	$self->contr->savebed ($map, $x, $y)	2998	$self->contr->savebed ($map, $x, $y)
…		…
2832	$self->message ("Something went wrong deep within the deliantra server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2833	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2834	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2835	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2836		3007
2837	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2838	$self->leave_link;	3009	$self->leave_link;
2839	}	3010	}
2840	})->prio (1);	3011	})->prio (1);
2841	}	3012	}
2842		3013
…		…
3052	=cut	3223	=cut
3053		3224
3054	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
3055	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
3056		3227
3057	if ($self->extcmd == 2) {
3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3059	} elsif ($self->extcmd == 1) { # TODO: remove
3060	push @msg, msgtype => "event_$type";
3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3062	}
3063	}
3064
3065	=item $client->ext_reply ($msgid, @msg)
3066
3067	Sends an ext reply to the client.
3068
3069	=cut
3070
3071	sub cf::client::ext_reply($$@) {
3072	my ($self, $id, @msg) = @_;
3073
3074	if ($self->extcmd == 2) {
3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3076	} elsif ($self->extcmd == 1) {
3077	#TODO: version 1, remove
3078	unshift @msg, msgtype => "reply", msgid => $id;
3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3080	}
3081	}	3229	}
3082		3230
3083	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
3084		3232
3085	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
3140	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
3141		3289
3142	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3143		3291
3144	if (ref $msg) {	3292	if (ref $msg) {
3145	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3146	"ARRAY" eq ref $msg
3147	? @$msg
3148	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3149		3294
3150	my @reply;	3295	my @reply;
3151		3296
3152	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
3153	@reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
3154	}	3299	}
3155		3300
3156	$ns->ext_reply ($reply, @reply)	3301	$ns->ext_msg ("reply-$reply", @reply)
3157	if $reply;	3302	if $reply;
3158		3303
3159	} else {	3304	} else {
3160	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3161	}	3306	}
3162		3307
3163	cf::override;	3308	cf::override;
3164	},	3309	},
3165	);	3310	);
…		…
3246	decrease split destroy change_exp value msg lore send_msg)],	3391	decrease split destroy change_exp value msg lore send_msg)],
3247	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
3248	["cf::player" => qw(peaceful send_msg)],	3393	["cf::player" => qw(peaceful send_msg)],
3249	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
3250	) {	3395	) {
3251	no strict 'refs';
3252	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3254	for @funs;	3398	for @funs;
3255	}	3399	}
3256		3400
…		…
3295	local @cf::_safe_eval_args = values %vars;	3439	local @cf::_safe_eval_args = values %vars;
3296	@res = wantarray ? eval eval : scalar eval $eval;	3440	@res = wantarray ? eval eval : scalar eval $eval;
3297	}	3441	}
3298		3442
3299	if ($@) {	3443	if ($@) {
3300	warn "$@";	3444	warn "$@",
3301	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
3302	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
3303	}	3447	}
3304		3448
3305	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
3306	}	3450	}
3307		3451
…		…
3332	=cut	3476	=cut
3333		3477
3334	#############################################################################	3478	#############################################################################
3335	# the server's init and main functions	3479	# the server's init and main functions
3336		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
		3504
3337	sub load_facedata($) {	3505	sub load_facedata($) {
3338	my ($path) = @_;	3506	my ($path) = @_;
3339		3507
3340	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3341	# for this (global event?)	3509	# for this (global event?)
3342	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
3343		3511
3344	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3345		3513
3346	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
3347		3515
3348	my $facedata;	3516	my $facedata = decode_storable load_file $path;
3349	0 < aio_load $path, $facedata
3350	or die "$path: $!";
3351
3352	$facedata = Coro::Storable::thaw $facedata;
3353		3517
3354	$facedata->{version} == 2	3518	$facedata->{version} == 2
3355	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
3356		3520
3357	# patch in the exptable
3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3359	$facedata->{resource}{"res/exp_table"} = {
3360	type => FT_RSRC,
3361	data => $exp_table,
3362	hash => (Digest::MD5::md5 $exp_table),
3363	};
3364	cf::cede_to_tick;	3521	cf::cede_to_tick;
3365		3522
3366	{	3523	{
3367	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
3368		3525
3369	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3371		3529
3372	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
3373	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
3376		3536
3377	cf::cede_to_tick;	3537	cf::cede_to_tick;
3378	}	3538	}
3379		3539
3380	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
…		…
3385		3545
3386	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
3387	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3389	} else {	3549	} else {
3390	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
3391	}	3551	}
3392		3552
3393	cf::cede_to_tick;	3553	cf::cede_to_tick;
3394	}	3554	}
3395	}	3555	}
…		…
3407		3567
3408	{	3568	{
3409	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
3410		3570
3411	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
3412	if (defined $info->{type}) {	3572	if (defined (my $type = $info->{type})) {
		3573	# TODO: different hash - must free and use new index, or cache ixface data queue
3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3414		3575
		3576	cf::face::set_type $idx, $type;
3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3416	cf::face::set_type $idx, $info->{type};	3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3579	$FACEHASH{$info->{hash}} = $idx;#d#
3417	} else {	3580	} else {
3418	$RESOURCE{$name} = $info;	3581	# $RESOURCE{$name} = $info; # unused
3419	}	3582	}
3420		3583
3421	cf::cede_to_tick;	3584	cf::cede_to_tick;
3422	}	3585	}
3423	}	3586	}
3424		3587
3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3426		3589
3427	1	3590	1
3428	}	3591	}
3429
3430	cf::global->attach (on_resource_update => sub {
3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3433
3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3435	my $sound = $soundconf->{compat}[$_]
3436	or next;
3437
3438	my $face = cf::face::find "sound/$sound->[1]";
3439	cf::sound::set $sound->[0] => $face;
3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3441	}
3442
3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
3444	my $face = cf::face::find "sound/$v";
3445	cf::sound::set $k => $face;
3446	}
3447	}
3448	});
3449		3592
3450	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
3451	my ($ns, $want) = @_;	3594	my ($ns, $want) = @_;
3452		3595
3453	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
…		…
3461	my $status = load_resource_file_ $_[0];	3604	my $status = load_resource_file_ $_[0];
3462	get_slot 0.1, 100;	3605	get_slot 0.1, 100;
3463	cf::arch::commit_load;	3606	cf::arch::commit_load;
3464		3607
3465	$status	3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
3466	}	3622	}
3467		3623
3468	sub reload_regions {	3624	sub reload_regions {
3469	# HACK to clear player env face cache, we need some signal framework	3625	# HACK to clear player env face cache, we need some signal framework
3470	# for this (global event?)	3626	# for this (global event?)
…		…
3485	}	3641	}
3486		3642
3487	sub reload_archetypes {	3643	sub reload_archetypes {
3488	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
3489	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
		3646
		3647	add_face "res/skill_info" => FT_RSRC,
		3648	JSON::XS->new->utf8->canonical->encode (
		3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
3490	}	3655	}
3491		3656
3492	sub reload_treasures {	3657	sub reload_treasures {
3493	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
3494	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
3495	}	3660	}
3496		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
3497	sub reload_resources {	3744	sub reload_resources {
3498	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
3499		3746
		3747	reload_materials;
3500	reload_facedata;	3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
3501	reload_archetypes;	3751	reload_archetypes;
3502	reload_regions;	3752	reload_regions;
3503	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
3504		3755
3505	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
3506	}	3757	}
3507		3758
3508	sub reload_config {	3759	sub reload_config {
3509	warn "reloading config file...\n";	3760	trace "reloading config file...\n";
3510		3761
3511	open my $fh, "<:utf8", "$CONFDIR/config"	3762	my $config = load_file "$CONFDIR/config";
3512	or return;	3763	utf8::decode $config;
		3764	*CFG = decode_yaml $config;
3513		3765
3514	local $/;
3515	*CFG = YAML::XS::Load scalar <$fh>;
3516
3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3518		3767
3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3521		3770
3522	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3773	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3525	and die "WARNING: m(un)lockall failed: $!\n";	3774	and die "WARNING: m(un)lockall failed: $!\n";
3526	};	3775	};
3527	warn $@ if $@;	3776	warn $@ if $@;
3528	}	3777	}
3529
3530	warn "finished reloading resource files\n";
3531	}	3778	}
3532		3779
3533	sub pidfile() {	3780	sub pidfile() {
3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3781	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3535	or die "$PIDFILE: $!";	3782	or die "$PIDFILE: $!";
…		…
3548	seek $fh, 0, 0;	3795	seek $fh, 0, 0;
3549	print $fh $$;	3796	print $fh $$;
3550	}	3797	}
3551		3798
3552	sub main_loop {	3799	sub main_loop {
3553	warn "EV::loop starting\n";	3800	trace "EV::loop starting\n";
3554	if (1) {	3801	if (1) {
3555	EV::loop;	3802	EV::loop;
3556	}	3803	}
3557	warn "EV::loop returned\n";	3804	trace "EV::loop returned\n";
3558	goto &main_loop unless $REALLY_UNLOOP;	3805	goto &main_loop unless $REALLY_UNLOOP;
3559	}	3806	}
3560		3807
3561	sub main {	3808	sub main {
3562	cf::init_globals; # initialise logging	3809	cf::init_globals; # initialise logging
3563		3810
3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3568		3815
3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3570		3817
3571	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
3572	local $Coro::idle = sub {	3819	$Coro::idle = sub {
3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3574	(async {	3821	(async {
3575	$Coro::current->{desc} = "IDLE BUG HANDLER";	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
3576	EV::loop EV::LOOP_ONESHOT;	3823	EV::loop EV::LOOP_ONESHOT;
3577	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
3578	};	3825	};
3579		3826
3580	evthread_start IO::AIO::poll_fileno;	3827	evthread_start IO::AIO::poll_fileno;
3581		3828
3582	cf::sync_job {	3829	cf::sync_job {
3583	cf::init_experience;	3830	cf::incloader::init ();
		3831
		3832	db_init;
		3833
3584	cf::init_anim;	3834	cf::init_anim;
3585	cf::init_attackmess;	3835	cf::init_attackmess;
3586	cf::init_dynamic;	3836	cf::init_dynamic;
3587		3837
3588	cf::load_settings;	3838	cf::load_settings;
3589	cf::load_materials;
3590		3839
3591	reload_resources;	3840	reload_resources;
3592	reload_config;	3841	reload_config;
3593	db_init;
3594		3842
3595	cf::init_uuid;	3843	cf::init_uuid;
3596	cf::init_signals;	3844	cf::init_signals;
3597	cf::init_skills;	3845	cf::init_skills;
3598		3846
…		…
3606		3854
3607	# no (long-running) fork's whatsoever before this point(!)	3855	# no (long-running) fork's whatsoever before this point(!)
3608	use POSIX ();	3856	use POSIX ();
3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3610		3858
3611	(pop @POST_INIT)->(0) while @POST_INIT;	3859	cf::_post_init 0;
3612	};	3860	};
3613		3861
3614	cf::object::thawer::errors_are_fatal 0;	3862	cf::object::thawer::errors_are_fatal 0;
3615	warn "parse errors in files are no longer fatal from this point on.\n";	3863	info "parse errors in files are no longer fatal from this point on.\n";
3616		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
3617	main_loop;	3869	goto &main_loop;
3618	}	3870	}
3619		3871
3620	#############################################################################	3872	#############################################################################
3621	# initialisation and cleanup	3873	# initialisation and cleanup
3622		3874
…		…
3661	or return;	3913	or return;
3662		3914
3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3664	and return;	3916	and return;
3665		3917
3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3667		3919
3668	1	3920	1
3669	}	3921	}
3670		3922
3671	our $uuid_lock;	3923	our $uuid_lock;
…		…
3683	or return;	3935	or return;
3684		3936
3685	my $value = uuid_seq uuid_cur;	3937	my $value = uuid_seq uuid_cur;
3686		3938
3687	unless ($value) {	3939	unless ($value) {
3688	warn "cowardly refusing to write zero uuid value!\n";	3940	info "cowardly refusing to write zero uuid value!\n";
3689	return;	3941	return;
3690	}	3942	}
3691		3943
3692	my $value = uuid_str $value + $uuid_skip;	3944	my $value = uuid_str $value + $uuid_skip;
3693	$uuid_skip = 0;	3945	$uuid_skip = 0;
…		…
3703	or return;	3955	or return;
3704		3956
3705	aio_rename "$uuid~", $uuid	3957	aio_rename "$uuid~", $uuid
3706	and return;	3958	and return;
3707		3959
3708	warn "uuid file written ($value).\n";	3960	trace "uuid file written ($value).\n";
3709		3961
3710	1	3962	1
3711		3963
3712	}	3964	}
3713		3965
…		…
3719	}	3971	}
3720		3972
3721	sub emergency_save() {	3973	sub emergency_save() {
3722	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3723		3975
3724	warn "emergency_perl_save: enter\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3725		3982
3726	cf::sync_job {	3983	cf::sync_job {
3727	# this is a trade-off: we want to be very quick here, so	3984	cf::write_runtime_sync; # external watchdog should not bark
3728	# save all maps without fsync, and later call a global sync
3729	# (which in turn might be very very slow)
3730	local $USE_FSYNC = 0;
3731		3985
3732	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3733	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3734	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3735	warn "emergency_perl_save: begin player save\n";	3989	info "emergency_perl_save: begin player save\n";
3736	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3737	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3738	$pl->valid or next;	3992	$pl->valid or next;
3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3740	$pl->save;	3994	$pl->save;
3741	}	3995	}
3742	warn "emergency_perl_save: end player save\n";	3996	info "emergency_perl_save: end player save\n";
3743		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
3744	warn "emergency_perl_save: begin map save\n";	4000	info "emergency_perl_save: begin map save\n";
3745	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3746	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3747	$map->valid or next;	4003	$map->valid or next;
3748	$map->save;	4004	$map->save;
3749	}	4005	}
3750	warn "emergency_perl_save: end map save\n";	4006	info "emergency_perl_save: end map save\n";
3751		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3752	warn "emergency_perl_save: begin database checkpoint\n";	4010	info "emergency_perl_save: begin database checkpoint\n";
3753	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3754	warn "emergency_perl_save: end database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
3755		4013
3756	warn "emergency_perl_save: begin write uuid\n";	4014	info "emergency_perl_save: begin write uuid\n";
3757	write_uuid_sync 1;	4015	write_uuid_sync 1;
3758	warn "emergency_perl_save: end write uuid\n";	4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3759	};	4036	};
3760		4037
3761	warn "emergency_perl_save: starting sync()\n";
3762	IO::AIO::aio_sync sub {
3763	warn "emergency_perl_save: finished sync()\n";
3764	};
3765
3766	warn "emergency_perl_save: leave\n";	4038	info "emergency_perl_save: leave\n";
3767	}	4039	}
3768		4040
3769	sub post_cleanup {	4041	sub post_cleanup {
3770	my ($make_core) = @_;	4042	my ($make_core) = @_;
3771		4043
		4044	IO::AIO::flush;
		4045
3772	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3773	if $make_core;	4047	if $make_core;
3774		4048
3775	my $fh = pidfile;	4049	my $fh = pidfile;
3776	unlink $PIDFILE if <$fh> == $$;	4050	unlink $PIDFILE if <$fh> == $$;
3777	}	4051	}
…		…
3801	}	4075	}
3802	}	4076	}
3803		4077
3804	sub do_reload_perl() {	4078	sub do_reload_perl() {
3805	# can/must only be called in main	4079	# can/must only be called in main
3806	if (in_main) {	4080	unless (in_main) {
3807	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3808	return;	4082	return;
3809	}	4083	}
3810		4084
3811	return if $RELOAD++;	4085	return if $RELOAD++;
3812		4086
3813	my $t1 = AE::time;	4087	my $t1 = AE::time;
3814		4088
3815	while ($RELOAD) {	4089	while ($RELOAD) {
3816	warn "reloading...";	4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
3817		4092
3818	warn "entering sync_job";	4093	trace "perl_reload: entering sync_job";
3819		4094
3820	cf::sync_job {	4095	cf::sync_job {
3821	cf::write_runtime_sync; # external watchdog should not bark
3822	cf::emergency_save;	4096	#cf::emergency_save;
3823	cf::write_runtime_sync; # external watchdog should not bark
3824		4097
3825	warn "syncing database to disk";
3826	BDB::db_env_txn_checkpoint $DB_ENV;
3827
3828	# if anything goes wrong in here, we should simply crash as we already saved
3829
3830	warn "flushing outstanding aio requests";
3831	while (IO::AIO::nreqs || BDB::nreqs) {
3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3833	}
3834
3835	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3836	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3837	%EXT_CORO = ();	4100	%EXT_CORO = ();
3838		4101
3839	warn "removing commands";	4102	trace "perl_reload: removing commands";
3840	%COMMAND = ();	4103	%COMMAND = ();
3841		4104
3842	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3843	%EXTCMD = ();	4106	%EXTCMD = ();
3844	%EXTICMD = ();	4107	%EXTICMD = ();
3845		4108
3846	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3847	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3848	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3849		4112
3850	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3851	eval {	4114	eval {
3852	$cb->($pkg);	4115	$cb->($pkg);
3853	1	4116	1
3854	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
3855	}	4118	}
3856		4119
3857	warn "... clearing $pkg";	4120	trace "... clearing $pkg";
3858	clear_package $pkg;	4121	clear_package $pkg;
3859	}	4122	}
3860		4123
3861	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3862	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3864		4127
3865	warn "... unloading $k";	4128	trace "... unloading $k";
3866	delete $INC{$k};	4129	delete $INC{$k};
3867		4130
3868	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3869	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3870		4133
…		…
3873	}	4136	}
3874		4137
3875	clear_package $k;	4138	clear_package $k;
3876	}	4139	}
3877		4140
3878	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3879	clear_package "safe::$_"	4142	clear_package "safe::$_"
3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3881		4144
3882	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3883	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3885		4148
3886	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3887	# and global variables created in xs	4150	# and global variables created in xs
3888	#clear_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3889		4152
3890	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3891		4154
3892	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3893	require cf;	4156	require cf;
3894	cf::_connect_to_perl_1;	4157	cf::_connect_to_perl_1;
3895		4158
3896	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3897	cf::reload_config;	4160	cf::reload_config;
3898		4161
3899	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3900	cf::load_extensions;	4163	cf::load_extensions;
3901		4164
3902	if ($REATTACH_ON_RELOAD) {	4165	if ($REATTACH_ON_RELOAD) {
3903	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3904	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3905	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3906	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3907	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3908	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
3909	}	4172	}
3910		4173
3911	warn "running post_init jobs";	4174	cf::_post_init 1;
3912	(pop @POST_INIT)->(1) while @POST_INIT;
3913		4175
3914	warn "leaving sync_job";	4176	trace "perl_reload: leaving sync_job";
3915		4177
3916	1	4178	1
3917	} or do {	4179	} or do {
3918	warn $@;	4180	error $@;
3919	cf::cleanup "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3920	};	4182	};
3921		4183
3922	warn "reloaded";
3923	--$RELOAD;	4184	--$RELOAD;
3924	}	4185	}
3925		4186
3926	$t1 = AE::time - $t1;	4187	$t1 = AE::time - $t1;
3927	warn "reload completed in ${t1}s\n";	4188	info "perl_reload: completed in ${t1}s\n";
3928	};	4189	};
3929		4190
3930	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3931		4192
3932	sub reload_perl() {	4193	sub reload_perl() {
…		…
3953	reload_perl;	4214	reload_perl;
3954	};	4215	};
3955	}	4216	}
3956	};	4217	};
3957		4218
3958	unshift @INC, $LIBDIR;	4219	#############################################################################
3959		4220
3960	my $bug_warning = 0;	4221	my $bug_warning = 0;
3961		4222
3962	our @WAIT_FOR_TICK;
3963	our @WAIT_FOR_TICK_BEGIN;
3964
3965	sub wait_for_tick {	4223	sub wait_for_tick() {
3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3967		4225
3968	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3969	push @WAIT_FOR_TICK, $signal;
3970	$signal->wait;
3971	}	4227	}
3972		4228
3973	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3975		4231
3976	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3977	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3978	$signal->wait;	4234	$signal->wait;
3979	}	4235	}
…		…
3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3984	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3985	return;	4241	return;
3986	}	4242	}
3987		4243
3988	cf::server_tick; # one server iteration	4244	cf::one_tick; # one server iteration
3989		4245
3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3991		4247
3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3994	Coro::async_pool {	4250	Coro::async_pool {
3995	$Coro::current->{desc} = "runtime saver";	4251	$Coro::current->{desc} = "runtime saver";
3996	write_runtime_sync	4252	write_runtime_sync
3997	or warn "ERROR: unable to write runtime file: $!";	4253	or error "ERROR: unable to write runtime file: $!";
3998	};	4254	};
3999	}	4255	}
4000		4256
4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
4002	$sig->send;	4258	$sig->send;
4003	}	4259	}
4004	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
4005	$sig->send;
4006	}
4007		4261
4008	$LOAD = ($NOW - $TICK_START) / $TICK;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
4010		4264
4011	if (0) {	4265	if (0) {
4012	if ($NEXT_TICK) {	4266	if ($NEXT_TICK) {
4013	my $jitter = $TICK_START - $NEXT_TICK;	4267	my $jitter = $TICK_START - $NEXT_TICK;
4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
4015	warn "jitter $JITTER\n";#d#	4269	debug "jitter $JITTER\n";#d#
4016	}	4270	}
4017	}	4271	}
4018	}	4272	}
4019		4273
4020	{	4274	{
4021	# configure BDB	4275	# configure BDB
		4276	info "initialising database";
4022		4277
4023	BDB::min_parallel 16;	4278	BDB::min_parallel 16;
4024	BDB::max_poll_reqs $TICK * 0.1;	4279	BDB::max_poll_reqs $TICK * 0.1;
4025	$AnyEvent::BDB::WATCHER->priority (1);	4280	#$AnyEvent::BDB::WATCHER->priority (1);
4026		4281
4027	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
4028	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4056	};	4311	};
4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4059	};	4314	};
		4315
		4316	info "database initialised";
4060	}	4317	}
4061		4318
4062	{	4319	{
4063	# configure IO::AIO	4320	# configure IO::AIO
4064		4321
		4322	info "initialising aio";
4065	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
4066	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
4067	undef $AnyEvent::AIO::WATCHER;	4325	undef $AnyEvent::AIO::WATCHER;
		4326	info "aio initialised";
4068	}	4327	}
4069		4328
4070	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
4071		4331
4072	sub _log_backtrace {	4332	sub _log_backtrace {
4073	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
4074		4334
4075	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
4076		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4077	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
4078	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
4079	++$_log_backtrace;	4343	++$_log_backtrace;
4080	my $perl_bt = Carp::longmess $msg;	4344	my $perl_bt = Carp::longmess $msg;
4081	async {	4345	async {
4082	$Coro::current->{desc} = "abt $msg";	4346	$Coro::current->{desc} = "abt $msg";
4083		4347
…		…
4103	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
4104	--$_log_backtrace;	4368	--$_log_backtrace;
4105	};	4369	};
4106	} else {	4370	} else {
4107	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
4108	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4109	}	4373	}
4110	}	4374	}
4111		4375
4112	# load additional modules	4376	# load additional modules
4113	require "cf/$_.pm" for @EXTRA_MODULES;	4377	require "cf/$_.pm" for @EXTRA_MODULES;

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