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Revision 1.532 by root, Thu Apr 29 07:32:34 2010 UTC vs.
Revision 1.619 by root, Tue Aug 11 02:12:12 2015 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 ();
60	use IO::AIO ();	62	use IO::AIO ();
61	use Time::HiRes;
62	use Compress::LZF;	63	use Compress::LZF;
63	use Digest::MD5 ();	64	use Digest::MD5 ();
64		65
65	AnyEvent::detect;	66	AnyEvent::detect;
66		67
…		…
78	# strictly for debugging	79	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		81
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		83
		84	our @ORIG_INC;
		85
83	our %COMMAND = ();	86	our %COMMAND = ();
84	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
85		88
86	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
88	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
91		96
92	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	98	our @EVENT;
94	our @REFLECT; # set by XS	99	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	100	our %REFLECT; # set by us
96		101
97	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
98	our $DATADIR = datadir;	104	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
102	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		117
111	our %RESOURCE; # unused	118	#our %RESOURCE; # unused
112		119
113	our $OUTPUT_RATE_MIN = 3000;	120	our $OUTPUT_RATE_MIN = 3000;
114	our $OUTPUT_RATE_MAX = 1000000;	121	our $OUTPUT_RATE_MAX = 1000000;
115		122
116	our $MAX_LINKS = 32; # how many chained exits to follow	123	our $MAX_LINKS = 32; # how many chained exits to follow
…		…
124	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
125	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
126	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
127	our $DB_ENV;	134	our $DB_ENV;
128		135
129	our @EXTRA_MODULES = qw(pod match mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
130		137
131	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
132		140
133	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
134	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
135	our $NOW;	144	our $NOW;
136		145
137	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
138	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
139	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
148		157
149	our @POST_INIT;	158	our @POST_INIT;
150		159
151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
152	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
153		165
154	binmode STDOUT;	166	binmode STDOUT;
155	binmode STDERR;	167	binmode STDERR;
156		168
157	# read virtual server time, if available	169	# read virtual server time, if available
…		…
191		203
192	=over 4	204	=over 4
193		205
194	=item $cf::UPTIME	206	=item $cf::UPTIME
195		207
196	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
197		224
198	=item $cf::RUNTIME	225	=item $cf::RUNTIME
199		226
200	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
201	every server tick.	228	every server tick.
202		229
203	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
204	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
205	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
206		233
207	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
208	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
209	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
210	database environment.	237	database environment.
211		238
212	=item $cf::NOW
213
214	The time of the last (current) server tick.
215
216	=item $cf::TICK
217
218	The interval between server ticks, in seconds.
219
220	=item $cf::LOADAVG	239	=item $cf::LOADAVG
221		240
222	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
223	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
224	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
233	from wherever your confdir points to.	252	from wherever your confdir points to.
234		253
235	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
236		255
237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
238	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
240		277
241	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
242		279
243	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
305	)) {	342	)) {
306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
307	}	344	}
308		345
309	$EV::DIED = sub {	346	$EV::DIED = sub {
310	Carp::cluck "error in event callback: @_";	347	warn "error in event callback: $@";
311	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
312		354
313	#############################################################################	355	#############################################################################
314		356
315	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
316		358
…		…
337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
338	$d	380	$d
339	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
340	}	382	}
341		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
342	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
343		437
344	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
345		439
346	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
353		447
354	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
355	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
356		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
357	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
358		483
359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
360	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
361		486
362	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
363	is a reload or not.	488	is a reload or not.
364		489
365	=cut	490	=cut
366		491
367	sub post_init(&) {	492	sub post_init(&) {
368	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
369	}	511	}
370		512
371	=item cf::lock_wait $string	513	=item cf::lock_wait $string
372		514
373	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
426	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
427	}	569	}
428		570
429	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
430		572
431	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
432	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
433	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
434		580
435	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
436	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
437		583
438	Useful for short background jobs.	584	Useful for short background jobs.
…		…
450	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
451	my $busy;	597	my $busy;
452		598
453	while () {	599	while () {
454	next_job:	600	next_job:
		601
		602	Coro::cede;
455		603
456	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
457		605
458	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
459	if ($SLOT_QUEUE[$_][0] <= $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
460	$busy = 0;	608	$busy = 0;
461	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
462	$job->[2]->send;	610	$job->[2]->send;
463	Coro::cede;
464	goto next_job;	611	goto next_job;
465	} else {	612	} else {
466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;	613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
467	}	614	}
468	}	615	}
469		616
470	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
471	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
472	push @cf::WAIT_FOR_TICK, $signal;
473	$signal->wait;
474	} else {	619	} else {
475	$busy = 0;	620	$busy = 0;
476	Coro::schedule;	621	Coro::schedule;
477	}	622	}
478	}	623	}
…		…
518	=cut	663	=cut
519		664
520	sub sync_job(&) {	665	sub sync_job(&) {
521	my ($job) = @_;	666	my ($job) = @_;
522		667
523	if ($Coro::current == $Coro::main) {	668	if (in_main) {
524	my $time = AE::time;	669	my $time = AE::time;
525		670
526	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
527	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
528		673
529	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
530		675
531	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
532		677
533	my $busy = 1;	678	my $busy = 1;
534	my @res;	679	my @res;
…		…
542		687
543	while ($busy) {	688	while ($busy) {
544	if (Coro::nready) {	689	if (Coro::nready) {
545	Coro::cede_notself;	690	Coro::cede_notself;
546	} else {	691	} else {
547	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
548	}	693	}
549	}	694	}
550		695
551	my $time = AE::time - $time;	696	my $time = AE::time - $time;
552		697
…		…
578	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
579		724
580	$coro	725	$coro
581	}	726	}
582		727
583	=item fork_call { }, $args	728	=item fork_call { }, @args
584		729
585	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
586	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
587	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
588	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
589		734
590	=cut	735	=cut
591		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
592	sub fork_call(&@) {	741	sub fork_call(&@) {
593	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
594		743
595	# we seemingly have to make a local copy of the whole thing,
596	# otherwise perl prematurely frees the stuff :/
597	# TODO: investigate and fix (likely this will be rather laborious)
598
599	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
600	reset_signals;	745	cf::post_fork;
601	&$cb	746	&$cb
602	}, @args;	747	} @args;
603		748
604	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
605	}	750	}
606		751
607	sub objinfo {	752	sub objinfo {
…		…
657	within each server.	802	within each server.
658		803
659	=cut	804	=cut
660		805
661	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
662	my ($name) = @_;	810	my ($name) = @_;
663	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
664		812
665	eval {	813	eval {
666	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
676	}	824	}
677		825
678	our $DB;	826	our $DB;
679		827
680	sub db_init {	828	sub db_init {
681	cf::sync_job {
682	$DB ||= db_table "db";	829	$DB ||= db_table "db";
683	};
684	}	830	}
685		831
686	sub db_get($$) {	832	sub db_get($$) {
687	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
688		834
689	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
690	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
691		839
692	$! ? ()	840	$! ? ()
693	: $data	841	: $data
694	}
695	}	842	}
696		843
697	sub db_put($$$) {	844	sub db_put($$$) {
698	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
727		874
728	my @data;	875	my @data;
729	my $md5;	876	my $md5;
730		877
731	for (0 .. $#$src) {	878	for (0 .. $#$src) {
732	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
733	or Carp::croak "$src->[$_]: $!";
734	}	880	}
735		881
736	# if processing is expensive, check	882	# if processing is expensive, check
737	# checksum first	883	# checksum first
738	if (1) {	884	if (1) {
…		…
751		897
752	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
753	}	899	}
754	}	900	}
755		901
756	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
757	my $data = $process->(\@data);	903	my $data = $process->(\@data);
758	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
759		905
760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
761		907
762	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
763	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
…		…
1283	=cut	1429	=cut
1284		1430
1285	#############################################################################	1431	#############################################################################
1286	# command handling &c	1432	# command handling &c
1287		1433
1288	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1289		1435
1290	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1291	$name.	1437	$name.
1292		1438
1293	=cut	1439	=cut
…		…
1299	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1300		1446
1301	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1302	}	1448	}
1303		1449
1304	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1305		1451
1306	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1307	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1308	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1309	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1310	has logged in successfully.	1456	has logged in successfully.
1311		1457
1312	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1313	called.
1314		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1315	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1316		1466
1317	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1318	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1319	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1320	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1321	log-in.	1471	log-in.
1322		1472
1323	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1324	called.
1325		1474
1326	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1327		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1328	sub register_extcmd {	1482	sub register_extcmd($$) {
1329	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1330		1484
1331	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1332	}	1486	}
1333		1487
1334	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1335	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1336		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1337	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
		1498	}
		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
1338	}	1504	}
1339		1505
1340	use File::Glob ();	1506	use File::Glob ();
1341		1507
1342	cf::player->attach (	1508	cf::player->attach (
…		…
1356	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1357		1523
1358	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1359		1525
1360	if (ref $msg) {	1526	if (ref $msg) {
1361	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1362	"ARRAY" eq ref $msg
1363	? @$msg
1364	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1365		1528
1366	my @reply;
1367
1368	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1369	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1370	}	1547	}
1371
1372	$pl->ext_reply ($reply, @reply)
1373	if $reply;
1374		1548
1375	} else {	1549	} else {
1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1377	}	1551	}
1378		1552
…		…
1391	};	1565	};
1392		1566
1393	$grp	1567	$grp
1394	}	1568	}
1395		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1396	sub load_extensions {	1581	sub load_extensions {
1397	info "loading extensions...";	1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
1398		1585
1399	cf::sync_job {	1586	cf::sync_job {
1400	my %todo;	1587	my %todo;
1401		1588
1402	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
…		…
1421		1608
1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1424		1611
1425	$ext{source} =	1612	$ext{source} =
1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1427	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1428	. $source	1615	. $source
1429	. "\n};\n1";	1616	. "\n};\n1";
1430		1617
1431	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
…		…
1445	unless exists $done{$_};	1632	unless exists $done{$_};
1446	}	1633	}
1447		1634
1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1449		1636
		1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
1450	my $active = eval $v->{source};	1646	my $active = eval $source;
1451		1647
1452	if (length $@) {	1648	if (length $@) {
1453	error "$v->{path}: $@\n";	1649	error "$v->{path}: $@\n";
1454		1650
1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
…		…
1472		1668
1473	while (my ($k, $v) = each %todo) {	1669	while (my ($k, $v) = each %todo) {
1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."	1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1475	if exists $v->{meta}{mandatory};	1671	if exists $v->{meta}{mandatory};
1476	}	1672	}
		1673
		1674	last;
1477	}	1675	}
1478	}	1676	}
1479	};	1677	};
1480	}	1678	}
1481		1679
…		…
1639	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1640		1838
1641	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1643		1841
1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1645	$pl->deactivate;	1843	$pl->deactivate;
		1844
1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1648	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1649		1850
1650	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1651	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1652	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1738		1939
1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1740		1941
1741	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1742		1943
1743	=item $player->ext_reply ($msgid, @msg)
1744
1745	Sends an ext reply to the player.
1746
1747	=cut
1748
1749	sub ext_reply($$@) {
1750	my ($self, $id, @msg) = @_;
1751
1752	$self->ns->ext_reply ($id, @msg)
1753	}
1754
1755	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1756		1945
1757	Sends an ext event to the client.	1946	Sends an ext event to the client.
1758		1947
1759	=cut	1948	=cut
…		…
1818	sub generate_random_map {	2007	sub generate_random_map {
1819	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1820		2009
1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1822		2011
1823	# mit "rum" bekleckern, nicht
1824	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1828	$rmp->{exit_on_final_map},
1829	$rmp->{xsize}, $rmp->{ysize},
1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1832	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1833	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1834	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1835	(cf::region::find $rmp->{region}), $rmp->{custom}
1836	)
1837	}	2013	}
1838		2014
1839	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1840		2016
1841	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1846		2022
1847	sub register {	2023	sub register {
1848	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1849	my $pkg = caller;	2025	my $pkg = caller;
1850		2026
1851	no strict;
1852	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1853		2028
1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1855	}	2030	}
1856		2031
…		…
1868	}	2043	}
1869		2044
1870	sub normalise {	2045	sub normalise {
1871	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1872		2047
1873	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1874		2049
1875	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1876		2051
1877	# map plan:	2052	# map plan:
1878	#	2053	#
…		…
1893	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1894	$path = "$base/$path";	2069	$path = "$base/$path";
1895	}	2070	}
1896		2071
1897	for ($path) {	2072	for ($path) {
1898	redo if s{//}{/};
1899	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1900	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1901	}	2075	}
1902		2076
1903	$path	2077	$path
…		…
1917	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1918	return $self;	2092	return $self;
1919	}	2093	}
1920	}	2094	}
1921		2095
1922	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1923	()	2097	()
1924	}	2098	}
1925		2099
		2100	# may re-bless or do other evil things
1926	sub init {	2101	sub init {
1927	my ($self) = @_;	2102	my ($self) = @_;
1928		2103
1929	$self	2104	$self
1930	}	2105	}
…		…
1995	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1996		2171
1997	1	2172	1
1998	}	2173	}
1999		2174
		2175	# used to laod the header of an original map
2000	sub load_header_orig {	2176	sub load_header_orig {
2001	my ($self) = @_;	2177	my ($self) = @_;
2002		2178
2003	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
2004	}	2180	}
2005		2181
		2182	# used to laod the header of an instantiated map
2006	sub load_header_temp {	2183	sub load_header_temp {
2007	my ($self) = @_;	2184	my ($self) = @_;
2008		2185
2009	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
2010	}	2187	}
2011		2188
		2189	# called after loading the header from an instantiated map
2012	sub prepare_temp {	2190	sub prepare_temp {
2013	my ($self) = @_;	2191	my ($self) = @_;
2014		2192
2015	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
2016	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
2017	# safety	2195	# safety
2018	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
2019	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
2020	}	2198	}
2021		2199
		2200	# called after loading the header from an original map
2022	sub prepare_orig {	2201	sub prepare_orig {
2023	my ($self) = @_;	2202	my ($self) = @_;
2024		2203
2025	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
2026	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2050		2229
2051	sub find;	2230	sub find;
2052	sub find {	2231	sub find {
2053	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
2054		2233
		2234	cf::cede_to_tick;
		2235
2055	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
2056		2237
2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2058	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
2059		2240
2060	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
2091		2272
2092	{	2273	{
2093	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2094		2275
2095	return unless $self->valid;	2276	return unless $self->valid;
2096	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2097
2098	$self->in_memory (cf::MAP_LOADING);
2099		2278
2100	$self->alloc;	2279	$self->alloc;
2101		2280
2102	$self->pre_load;	2281	$self->pre_load;
2103	cf::cede_to_tick;	2282	cf::cede_to_tick;
2104		2283
		2284	if (exists $self->{load_path}) {
2105	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2106	$f->skip_block;	2286	$f->skip_block;
2107	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2108	or return;	2288	or return;
2109		2289
2110	$self->post_load_original	2290	$self->post_load_original
2111	if delete $self->{load_original};	2291	if delete $self->{load_original};
2112		2292
2113	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2114	utf8::encode $uniq;	2294	utf8::encode $uniq;
2115	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2116	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2117	$self->clear_unique_items;	2297	$self->clear_unique_items;
2118	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2119	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2120	}	2301	}
2121	}	2302	}
2122	}
2123		2303
2124	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2125		2311
2126	cf::cede_to_tick;	2312	cf::cede_to_tick;
2127	# now do the right thing for maps	2313	# now do the right thing for maps
2128	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2129	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2133	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2134	$self->decay_objects;	2320	$self->decay_objects;
2135	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2136	$self->update_buttons;	2322	$self->update_buttons;
2137	cf::cede_to_tick;	2323	cf::cede_to_tick;
2138	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2139	}	2325	}
2140		2326
2141	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2142	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2143
2144	$self->in_memory (cf::MAP_ACTIVE);
2145	}	2329	}
2146		2330
2147	$self->post_load;	2331	$self->post_load;
		2332
		2333	1
2148	}	2334	}
2149		2335
2150	# customize the map for a given player, i.e.	2336	# customize the map for a given player, i.e.
2151	# return the _real_ map. used by e.g. per-player	2337	# return the _real_ map. used by e.g. per-player
2152	# maps to change the path to ~playername/mappath	2338	# maps to change the path to ~playername/mappath
…		…
2160	# if $self->per_party;	2346	# if $self->per_party;
2161		2347
2162	$self	2348	$self
2163	}	2349	}
2164		2350
2165	# find and load all maps in the 3x3 area around a map
2166	sub load_neighbours {
2167	my ($map) = @_;
2168
2169	my @neigh; # diagonal neighbours
2170
2171	for (0 .. 3) {
2172	my $neigh = $map->tile_path ($_)
2173	or next;
2174	$neigh = find $neigh, $map
2175	or next;
2176	$neigh->load;
2177
2178	# now find the diagonal neighbours
2179	push @neigh,
2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2182	}
2183
2184	for (grep defined $_->[0], @neigh) {
2185	my ($path, $origin) = @$_;
2186	my $neigh = find $path, $origin
2187	or next;
2188	$neigh->load;
2189	}
2190	}
2191
2192	sub find_sync {	2351	sub find_sync {
2193	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2194		2353
2195	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2196	}	2359	}
2197		2360
2198	sub do_load_sync {	2361	sub do_load_sync {
2199	my ($map) = @_;	2362	my ($map) = @_;
2200		2363
		2364	# it's a bug to call this from the main context
2201	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2202	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2203		2367
2204	cf::sync_job { $map->load };	2368	$map->load;
2205	}	2369	}
2206		2370
2207	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2208	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2209		2373
2210	sub find_async {	2374	sub find_async {
2211	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2212		2376
2213	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2214		2378
2215	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2217	}	2381	}
2218		2382
2219	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2220		2384
2221	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2222	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2223		2387
2224	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2225	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2226	if (my $map = find $k) {	2390	if (my $map = find $k) {
2227	$map->load if $v;	2391	$map->load if $v;
2228	}	2392	}
2229		2393
2230	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
…		…
2280	sub swap_out {	2444	sub swap_out {
2281	my ($self) = @_;	2445	my ($self) = @_;
2282		2446
2283	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2284		2448
2285	return if $self->in_memory != cf::MAP_ACTIVE;	2449	return if !$self->linkable;
2286	return if $self->{deny_save};	2450	return if $self->{deny_save};
2287	return if $self->players;	2451	return if $self->players;
2288		2452
2289	# first deactivate the map and "unlink" it from the core	2453	# first deactivate the map and "unlink" it from the core
2290	$self->deactivate;	2454	$self->deactivate;
2291	$_->clear_links_to ($self) for values %cf::MAP;	2455	$_->clear_links_to ($self) for values %cf::MAP;
2292	$self->in_memory (cf::MAP_SWAPPED);	2456	$self->state (cf::MAP_SWAPPED);
2293		2457
2294	# then atomically save	2458	# then atomically save
2295	$self->_save;	2459	$self->_save;
2296		2460
2297	# then free the map	2461	# then free the map
…		…
2323		2487
2324	return if $self->players;	2488	return if $self->players;
2325		2489
2326	cf::trace "resetting map ", $self->path, "\n";	2490	cf::trace "resetting map ", $self->path, "\n";
2327		2491
2328	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
2329		2493
2330	# need to save uniques path	2494	# need to save uniques path
2331	unless ($self->{deny_save}) {	2495	unless ($self->{deny_save}) {
2332	my $uniq = $self->uniq_path; utf8::encode $uniq;	2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
2333		2497
…		…
2486		2650
2487	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2488		2652
2489	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2490		2654
2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2492	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2493		2657
2494	=cut	2658	=cut
2495		2659
2496	sub deref {	2660	sub deref {
…		…
2578	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2579		2743
2580	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2581	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2582		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2583	=cut	2772	=cut
2584		2773
2585	sub cf::object::player::may {	2774	sub cf::object::player::may {
2586	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2587		2776
2588	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2589	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2590	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2591	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2592	}	2781	}
2593		2782
2594	=item $player_object->enter_link	2783	=item $player_object->enter_link
2595		2784
…		…
2598	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2600	though, as the player cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2601	map.	2790	map.
2602		2791
2603	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2604		2799
2605	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2606		2801
2607	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2608	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2663	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2664	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2665	if $x <= 0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2666		2861
2667	$map->load;	2862	$map->load;
2668	$map->load_neighbours;
2669		2863
2670	return unless $self->contr->active;	2864	return unless $self->contr->active;
2671		2865
2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2673	if ($self->enter_map ($map, $x, $y)) {	2867	if ($self->enter_map ($map, $x, $y)) {
…		…
2729	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2730	}	2924	}
2731	}	2925	}
2732		2926
2733	my $map = eval {	2927	my $map = eval {
2734	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2735		2929
2736	if ($map) {	2930	if ($map) {
2737	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2738	$map = $check->($map, $x, $y, $self) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2739	} else {	2933	} else {
…		…
2829	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2830		3024
2831	unless (eval {	3025	unless (eval {
2832	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2833		3027
2834	# random map handling
2835	{
2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
2837
2838	prepare_random_map $exit
2839	if $exit->slaying eq "/!";
2840	}
2841
2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2843	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2844	my $y = $exit->stats->sp;	3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
2845		3054
2846	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2847		3056
2848	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2849	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2864		3073
2865	=head3 cf::client	3074	=head3 cf::client
2866		3075
2867	=over 4	3076	=over 4
2868		3077
2869	=item $client->send_drawinfo ($text, $flags)
2870
2871	Sends a drawinfo packet to the client. Circumvents output buffering so
2872	should not be used under normal circumstances.
2873
2874	=cut
2875
2876	sub cf::client::send_drawinfo {
2877	my ($self, $text, $flags) = @_;
2878
2879	utf8::encode $text;
2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2881	}
2882
2883	=item $client->send_big_packet ($pkt)	3078	=item $client->send_big_packet ($pkt)
2884		3079
2885	Like C<send_packet>, but tries to compress large packets, and fragments	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2886	them as required.	3081	them as required.
2887		3082
…		…
2905	$self->send_packet ($pkt);	3100	$self->send_packet ($pkt);
2906	}	3101	}
2907		3102
2908	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2909		3104
2910	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2911	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2912	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2913	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2914		3109
2915	=cut	3110	=cut
2916		3111
2917	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
…		…
3022	id => "death",	3217	id => "death",
3023	title => "Death",	3218	title => "Death",
3024	reply => undef,	3219	reply => undef,
3025	tooltip => "Reason for and more info about your most recent death",	3220	tooltip => "Reason for and more info about your most recent death",
3026	},	3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
3027	"c/say" => $SAY_CHANNEL,	3228	"c/say" => $SAY_CHANNEL,
3028	"c/chat" => $CHAT_CHANNEL,	3229	"c/chat" => $CHAT_CHANNEL,
3029	);	3230	);
3030		3231
3031	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
…		…
3074	=cut	3275	=cut
3075		3276
3076	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
3077	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
3078		3279
3079	if ($self->extcmd == 2) {
3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3081	} elsif ($self->extcmd == 1) { # TODO: remove
3082	push @msg, msgtype => "event_$type";
3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3084	}
3085	}
3086
3087	=item $client->ext_reply ($msgid, @msg)
3088
3089	Sends an ext reply to the client.
3090
3091	=cut
3092
3093	sub cf::client::ext_reply($$@) {
3094	my ($self, $id, @msg) = @_;
3095
3096	if ($self->extcmd == 2) {
3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3098	} elsif ($self->extcmd == 1) {
3099	#TODO: version 1, remove
3100	unshift @msg, msgtype => "reply", msgid => $id;
3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3102	}
3103	}	3281	}
3104		3282
3105	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
3106		3284
3107	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
3127		3305
3128	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
3129	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
3130		3308
3131	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
3132	}	3349	}
3133		3350
3134	cf::client->attach (	3351	cf::client->attach (
3135	on_connect => sub {	3352	on_connect => sub {
3136	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
3162	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
3163		3380
3164	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3165		3382
3166	if (ref $msg) {	3383	if (ref $msg) {
3167	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3168	"ARRAY" eq ref $msg
3169	? @$msg
3170	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3171		3385
3172	my @reply;
3173
3174	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
3175	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
3176	}	3404	}
3177
3178	$ns->ext_reply ($reply, @reply)
3179	if $reply;
3180
3181	} else {	3405	} else {
3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3183	}	3407	}
3184		3408
3185	cf::override;	3409	cf::override;
…		…
3268	decrease split destroy change_exp value msg lore send_msg)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3269	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3270	["cf::player" => qw(peaceful send_msg)],	3494	["cf::player" => qw(peaceful send_msg)],
3271	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3272	) {	3496	) {
3273	no strict 'refs';
3274	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3276	for @funs;	3499	for @funs;
3277	}	3500	}
3278		3501
…		…
3354	=cut	3577	=cut
3355		3578
3356	#############################################################################	3579	#############################################################################
3357	# the server's init and main functions	3580	# the server's init and main functions
3358		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3359	sub load_facedata($) {	3659	sub load_facedata($) {
3360	my ($path) = @_;	3660	my ($path) = @_;
3361		3661
3362	# HACK to clear player env face cache, we need some signal framework
3363	# for this (global event?)
3364	%ext::player_env::MUSIC_FACE_CACHE = ();
3365
3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3367		3663
3368	trace "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3369		3665
3370	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3371	0 < aio_load $path, $facedata
3372	or die "$path: $!";
3373
3374	$facedata = Coro::Storable::thaw $facedata;
3375		3667
3376	$facedata->{version} == 2	3668	$facedata->{version} == 2
3377	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3378		3670
3379	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3381	$facedata->{resource}{"res/exp_table"} = {	3673
3382	type => FT_RSRC,	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3383	data => $exp_table,	3675
3384	hash => (Digest::MD5::md5 $exp_table),	3676	# BEGIN ATOMIC
3385	};	3677	# from here on, everything must be atomic - no thread switch allowed
3386	cf::cede_to_tick;	3678	my $t1 = EV::time;
3387		3679
3388	{	3680	{
3389	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3390		3682
3391	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3393		3686
3394	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3395	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3398		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3399	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3400	}	3694	}
3401		3695
3402	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3403	next unless $info->{smooth};	3697	next unless $info->{smooth};
3404		3698
…		…
3409	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3411	} else {	3705	} else {
3412	error "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3413	}	3707	}
3414
3415	cf::cede_to_tick;
3416	}	3708	}
3417	}	3709	}
3418		3710
3419	{	3711	{
3420	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3421		3713
3422	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3423	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3424	cf::cede_to_tick;
3425	}	3716	}
3426		3717
3427	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3428	}	3719	}
3429		3720
3430	{	3721	{
3431	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3432		3723
3433	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3434	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3436		3728
3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3438	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3439	} else {	3735	} else {
3440	$RESOURCE{$name} = $info; # unused	3736	# $RESOURCE{$name} = $info; # unused
3441	}	3737	}
3442
3443	cf::cede_to_tick;
3444	}	3738	}
3445	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3446		3750
3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3752
		3753	aio_close $fh if $fh; # close old facedata
3448		3754
3449	1	3755	1
3450	}	3756	}
3451		3757
3452	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
…		…
3463	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3464	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3465	cf::arch::commit_load;	3771	cf::arch::commit_load;
3466		3772
3467	$status	3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
3468	}	3788	}
3469		3789
3470	sub reload_regions {	3790	sub reload_regions {
3471	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3472	# for this (global event?)	3792	# for this (global event?)
…		…
3480	if exists $_->{match};	3800	if exists $_->{match};
3481	}	3801	}
3482	}	3802	}
3483		3803
3484	sub reload_facedata {	3804	sub reload_facedata {
3485	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3486	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3487	}	3807	}
3488		3808
3489	sub reload_archetypes {	3809	sub reload_archetypes {
3490	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3491	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3492	}	3838	}
3493		3839
3494	sub reload_treasures {	3840	sub reload_treasures {
3495	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3496	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3497	}	3843	}
3498		3844
3499	sub reload_sound {	3845	sub reload_sound {
3500	trace "loading sound config from $DATADIR/sound\n";	3846	trace "loading sound config from $DATADIR/sound\n";
3501		3847
3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3503	or die "$DATADIR/sound $!";
3504
3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);	3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
3506		3849
3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {	3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3508	my $sound = $soundconf->{compat}[$_]	3851	my $sound = $soundconf->{compat}[$_]
3509	or next;	3852	or next;
3510		3853
…		…
3520	}	3863	}
3521		3864
3522	sub reload_resources {	3865	sub reload_resources {
3523	trace "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3524		3867
		3868	reload_materials;
3525	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
3526	reload_sound;	3871	reload_sound;
3527	reload_archetypes;	3872	reload_archetypes;
3528	reload_regions;	3873	reload_regions;
3529	reload_treasures;	3874	reload_treasures;
3530		3875
…		…
3532	}	3877	}
3533		3878
3534	sub reload_config {	3879	sub reload_config {
3535	trace "reloading config file...\n";	3880	trace "reloading config file...\n";
3536		3881
3537	open my $fh, "<:utf8", "$CONFDIR/config"	3882	my $config = load_file "$CONFDIR/config";
3538	or return;	3883	utf8::decode $config;
3539		3884	*CFG = decode_yaml $config;
3540	local $/;
3541	*CFG = YAML::XS::Load scalar <$fh>;
3542		3885
3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3544		3887
3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3893	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3551	and die "WARNING: m(un)lockall failed: $!\n";	3894	and die "WARNING: m(un)lockall failed: $!\n";
3552	};	3895	};
3553	warn $@ if $@;	3896	warn $@ if $@;
3554	}	3897	}
3555
3556	trace "finished reloading resource files\n";
3557	}	3898	}
3558		3899
3559	sub pidfile() {	3900	sub pidfile() {
3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3561	or die "$PIDFILE: $!";	3902	or die "$PIDFILE: $!";
…		…
3574	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3575	print $fh $$;	3916	print $fh $$;
3576	}	3917	}
3577		3918
3578	sub main_loop {	3919	sub main_loop {
3579	trace "EV::loop starting\n";	3920	trace "EV::run starting\n";
3580	if (1) {	3921	if (1) {
3581	EV::loop;	3922	EV::run;
3582	}	3923	}
3583	trace "EV::loop returned\n";	3924	trace "EV::run returned\n";
3584	goto &main_loop unless $REALLY_UNLOOP;	3925	goto &main_loop unless $REALLY_UNLOOP;
3585	}	3926	}
3586		3927
3587	sub main {	3928	sub main {
3588	cf::init_globals; # initialise logging	3929	cf::init_globals; # initialise logging
3589		3930
3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3594		3935
3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3596		3937
3597	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3598	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3600	(async {	3941	(async {
3601	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3602	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3603	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3604	};	3945	};
3605		3946
3606	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3607		3948
3608	cf::sync_job {	3949	cf::sync_job {
3609	cf::init_experience;	3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
3610	cf::init_anim;	3954	cf::init_anim;
3611	cf::init_attackmess;	3955	cf::init_attackmess;
3612	cf::init_dynamic;	3956	cf::init_dynamic;
3613		3957
3614	cf::load_settings;	3958	cf::load_settings;
3615	cf::load_materials;
3616		3959
3617	reload_resources;	3960	reload_resources;
3618	reload_config;	3961	reload_config;
3619	db_init;
3620		3962
3621	cf::init_uuid;	3963	cf::init_uuid;
3622	cf::init_signals;	3964	cf::init_signals;
3623	cf::init_skills;	3965	cf::init_skills;
3624		3966
…		…
3632		3974
3633	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
3634	use POSIX ();	3976	use POSIX ();
3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3636		3978
3637	(pop @POST_INIT)->(0) while @POST_INIT;	3979	cf::_post_init 0;
3638	};	3980	};
3639		3981
3640	cf::object::thawer::errors_are_fatal 0;	3982	cf::object::thawer::errors_are_fatal 0;
3641	info "parse errors in files are no longer fatal from this point on.\n";	3983	info "parse errors in files are no longer fatal from this point on.\n";
3642		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
3643	main_loop;	3989	goto &main_loop;
3644	}	3990	}
3645		3991
3646	#############################################################################	3992	#############################################################################
3647	# initialisation and cleanup	3993	# initialisation and cleanup
3648		3994
…		…
3747	sub emergency_save() {	4093	sub emergency_save() {
3748	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3749		4095
3750	info "emergency_perl_save: enter\n";	4096	info "emergency_perl_save: enter\n";
3751		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
		4102
3752	cf::sync_job {	4103	cf::sync_job {
3753	# this is a trade-off: we want to be very quick here, so	4104	cf::write_runtime_sync; # external watchdog should not bark
3754	# save all maps without fsync, and later call a global sync
3755	# (which in turn might be very very slow)
3756	local $USE_FSYNC = 0;
3757		4105
3758	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3759	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3760	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3761	info "emergency_perl_save: begin player save\n";	4109	info "emergency_perl_save: begin player save\n";
…		…
3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3766	$pl->save;	4114	$pl->save;
3767	}	4115	}
3768	info "emergency_perl_save: end player save\n";	4116	info "emergency_perl_save: end player save\n";
3769		4117
		4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
3770	info "emergency_perl_save: begin map save\n";	4120	info "emergency_perl_save: begin map save\n";
3771	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3772	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3773	$map->valid or next;	4123	$map->valid or next;
3774	$map->save;	4124	$map->save;
3775	}	4125	}
3776	info "emergency_perl_save: end map save\n";	4126	info "emergency_perl_save: end map save\n";
3777		4127
		4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
3778	info "emergency_perl_save: begin database checkpoint\n";	4130	info "emergency_perl_save: begin database checkpoint\n";
3779	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3780	info "emergency_perl_save: end database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3781		4133
3782	info "emergency_perl_save: begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3783	write_uuid_sync 1;	4135	write_uuid_sync 1;
3784	info "emergency_perl_save: end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
3785	};
3786		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
3787	info "emergency_perl_save: starting sync()\n";	4143	info "emergency_perl_save: starting sync\n";
3788	IO::AIO::aio_sync sub {	4144	IO::AIO::aio_sync sub {
3789	info "emergency_perl_save: finished sync()\n";	4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3790	};	4156	};
3791		4157
3792	info "emergency_perl_save: leave\n";	4158	info "emergency_perl_save: leave\n";
3793	}	4159	}
3794		4160
3795	sub post_cleanup {	4161	sub post_cleanup {
3796	my ($make_core) = @_;	4162	my ($make_core) = @_;
		4163
		4164	IO::AIO::flush;
3797		4165
3798	error Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3799	if $make_core;	4167	if $make_core;
3800		4168
3801	my $fh = pidfile;	4169	my $fh = pidfile;
…		…
3827	}	4195	}
3828	}	4196	}
3829		4197
3830	sub do_reload_perl() {	4198	sub do_reload_perl() {
3831	# can/must only be called in main	4199	# can/must only be called in main
3832	if (in_main) {	4200	unless (in_main) {
3833	error "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3834	return;	4202	return;
3835	}	4203	}
3836		4204
3837	return if $RELOAD++;	4205	return if $RELOAD++;
3838		4206
3839	my $t1 = AE::time;	4207	my $t1 = AE::time;
3840		4208
3841	while ($RELOAD) {	4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
3842	info "reloading...";	4211	info "perl_reload: reloading...";
3843		4212
3844	trace "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3845		4214
3846	cf::sync_job {	4215	cf::sync_job {
3847	cf::write_runtime_sync; # external watchdog should not bark
3848	cf::emergency_save;	4216	#cf::emergency_save;
3849	cf::write_runtime_sync; # external watchdog should not bark
3850		4217
3851	trace "syncing database to disk";
3852	BDB::db_env_txn_checkpoint $DB_ENV;
3853
3854	# if anything goes wrong in here, we should simply crash as we already saved
3855
3856	trace "flushing outstanding aio requests";
3857	while (IO::AIO::nreqs || BDB::nreqs) {
3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3859	}
3860
3861	trace "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3862	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3863	%EXT_CORO = ();	4220	%EXT_CORO = ();
3864		4221
3865	trace "removing commands";	4222	trace "perl_reload: removing commands";
3866	%COMMAND = ();	4223	%COMMAND = ();
3867		4224
3868	trace "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3869	%EXTCMD = ();	4226	%EXTCMD = ();
3870	%EXTICMD = ();	4227	%EXTICMD = ();
3871		4228
3872	trace "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3873	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3874	trace "... unloading $pkg";	4231	trace "... unloading $pkg";
3875		4232
3876	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3877	eval {	4234	eval {
…		…
3882		4239
3883	trace "... clearing $pkg";	4240	trace "... clearing $pkg";
3884	clear_package $pkg;	4241	clear_package $pkg;
3885	}	4242	}
3886		4243
3887	trace "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3888	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3890		4247
3891	trace "... unloading $k";	4248	trace "... unloading $k";
3892	delete $INC{$k};	4249	delete $INC{$k};
…		…
3899	}	4256	}
3900		4257
3901	clear_package $k;	4258	clear_package $k;
3902	}	4259	}
3903		4260
3904	trace "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3905	clear_package "safe::$_"	4262	clear_package "safe::$_"
3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3907		4264
3908	trace "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3909	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3911		4268
3912	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3913	# and global variables created in xs	4270	# and global variables created in xs
3914	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3915		4272
3916	info "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3917		4274
3918	trace "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3919	require cf;	4276	require cf;
3920	cf::_connect_to_perl_1;	4277	cf::_connect_to_perl_1;
3921		4278
3922	trace "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3923	cf::reload_config;	4280	cf::reload_config;
3924		4281
3925	trace "loading extensions";	4282	trace "perl_reload: loading extensions";
3926	cf::load_extensions;	4283	cf::load_extensions;
3927		4284
3928	if ($REATTACH_ON_RELOAD) {	4285	if ($REATTACH_ON_RELOAD) {
3929	trace "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3930	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3931	trace "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3932	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3933	trace "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3934	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
3935	}	4292	}
3936		4293
3937	trace "running post_init jobs";	4294	cf::_post_init 1;
3938	(pop @POST_INIT)->(1) while @POST_INIT;
3939		4295
3940	trace "leaving sync_job";	4296	trace "perl_reload: leaving sync_job";
3941		4297
3942	1	4298	1
3943	} or do {	4299	} or do {
3944	error $@;	4300	error $@;
3945	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3946	};	4302	};
3947		4303
3948	info "reloaded";
3949	--$RELOAD;	4304	--$RELOAD;
3950	}	4305	}
3951		4306
3952	$t1 = AE::time - $t1;	4307	$t1 = AE::time - $t1;
3953	info "reload completed in ${t1}s\n";	4308	info "perl_reload: completed in ${t1}s\n";
3954	};	4309	};
3955		4310
3956	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3957		4312
3958	sub reload_perl() {	4313	sub reload_perl() {
…		…
3979	reload_perl;	4334	reload_perl;
3980	};	4335	};
3981	}	4336	}
3982	};	4337	};
3983		4338
3984	unshift @INC, $LIBDIR;	4339	#############################################################################
3985		4340
3986	my $bug_warning = 0;	4341	my $bug_warning = 0;
3987		4342
3988	our @WAIT_FOR_TICK;
3989	our @WAIT_FOR_TICK_BEGIN;
3990
3991	sub wait_for_tick {	4343	sub wait_for_tick() {
3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3993		4345
3994	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3995	push @WAIT_FOR_TICK, $signal;
3996	$signal->wait;
3997	}	4347	}
3998		4348
3999	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
4001		4351
4002	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
4003	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
4004	$signal->wait;	4354	$signal->wait;
4005	}	4355	}
…		…
4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
4010	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
4011	return;	4361	return;
4012	}	4362	}
4013		4363
4014	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
4015		4365
4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#	4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4017		4367
4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
…		…
4025	}	4375	}
4026		4376
4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
4028	$sig->send;	4378	$sig->send;
4029	}	4379	}
4030	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
4031	$sig->send;
4032	}
4033		4381
4034	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
4036		4384
4037	if (0) {	4385	if (0) {
…		…
4043	}	4391	}
4044	}	4392	}
4045		4393
4046	{	4394	{
4047	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
4048		4397
4049	BDB::min_parallel 16;	4398	BDB::min_parallel 16;
4050	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
4051	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
4052		4401
4053	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
4054	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
4081	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4082	};	4431	};
4083	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4084	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4085	};	4434	};
		4435
		4436	info "database initialised";
4086	}	4437	}
4087		4438
4088	{	4439	{
4089	# configure IO::AIO	4440	# configure IO::AIO
4090		4441
		4442	info "initialising aio";
4091	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
4092	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
4093	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
4094	}	4447	}
4095		4448
4096	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
4097		4451
4098	sub _log_backtrace {	4452	sub _log_backtrace {
4099	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
4100		4454
4101	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
4102		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4103	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
4104	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
4105	++$_log_backtrace;	4463	++$_log_backtrace;
4106	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
4107	async {	4465	async {
4108	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
4109		4467
…		…
4129	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
4130	--$_log_backtrace;	4488	--$_log_backtrace;
4131	};	4489	};
4132	} else {	4490	} else {
4133	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
4134	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4135	}	4493	}
4136	}	4494	}
4137		4495
4138	# load additional modules	4496	# load additional modules
4139	require "cf/$_.pm" for @EXTRA_MODULES;	4497	require "cf/$_.pm" for @EXTRA_MODULES;

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