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Revision 1.502 by root, Sat Jan 23 20:24:50 2010 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the Affero GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# and the GNU General Public License along with this program. If not, see	17	# and the GNU General Public License along with this program. If not, see
18	# <http://www.gnu.org/licenses/>.	18	# <http://www.gnu.org/licenses/>.
19	#	19	#
20	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
…		…
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37	use Carp ();	35	use Carp ();
38		36
39	use Guard ();	37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
40	use Coro ();	41	use Coro ();
41	use Coro::State;	42	use Coro::State;
42	use Coro::Handle;	43	use Coro::Handle;
43	use Coro::EV;	44	use Coro::EV;
44	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
50	use Coro::AIO;	51	use Coro::AIO;
51	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
52	use Coro::Storable;	53	use Coro::Storable;
53	use Coro::Util ();	54	use Coro::Util ();
54		55
		56	use Guard ();
55	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
56	use BDB ();	58	use BDB ();
57	use Data::Dumper;	59	use Data::Dumper;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
…		…
78	# strictly for debugging	80	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		82
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		84
		85	our @ORIG_INC;
		86
83	our %COMMAND = ();	87	our %COMMAND = ();
84	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
85		89
86	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	91	our %EXTCMD = ();
…		…
93	our @EVENT;	97	our @EVENT;
94	our @REFLECT; # set by XS	98	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	99	our %REFLECT; # set by us
96		100
97	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
98	our $DATADIR = datadir;	103	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
102	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		116
111	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
112		124
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	127	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	133	our $DB_ENV;
122		134
123	our @EXTRA_MODULES = qw(pod match mapscript);	135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		136
125	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		139
127	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
129	our $NOW;	143	our $NOW;
130		144
131	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		156
143	our @POST_INIT;	157	our @POST_INIT;
144		158
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
147		164
148	binmode STDOUT;	165	binmode STDOUT;
149	binmode STDERR;	166	binmode STDERR;
150		167
151	# read virtual server time, if available	168	# read virtual server time, if available
…		…
162		179
163	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
164		181
165	sub cf::map::normalise;	182	sub cf::map::normalise;
166		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
167	#############################################################################	188	#############################################################################
168		189
169	%REFLECT = ();	190	%REFLECT = ();
170	for (@REFLECT) {	191	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	192	my $reflect = JSON::XS::decode_json $_;
…		…
181		202
182	=over 4	203	=over 4
183		204
184	=item $cf::UPTIME	205	=item $cf::UPTIME
185		206
186	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
187		223
188	=item $cf::RUNTIME	224	=item $cf::RUNTIME
189		225
190	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
191	every server tick.	227	every server tick.
192		228
193	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
194	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
195	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
196		232
197	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
200	database environment.	236	database environment.
201		237
202	=item $cf::NOW
203
204	The time of the last (current) server tick.
205
206	=item $cf::TICK
207
208	The interval between server ticks, in seconds.
209
210	=item $cf::LOADAVG	238	=item $cf::LOADAVG
211		239
212	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
223	from wherever your confdir points to.	251	from wherever your confdir points to.
224		252
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		254
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
230		275
231	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
232		277
233	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
242		287
243	=back	288	=back
244		289
245	=cut	290	=cut
246		291
		292	sub error(@) { LOG llevError, join "", @_ }
		293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
247	$Coro::State::WARNHOOK = sub {	298	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	299	my $msg = join "", @_;
249		300
250	$msg .= "\n"	301	$msg .= "\n"
251	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
252		303
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		305
255	LOG llevError, $msg;	306	LOG llevWarn, $msg;
256	};	307	};
257		308
258	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
260		311
261	warn Carp::longmess $_[0];	312	error Carp::longmess $_[0];
262		313
263	if ($Coro::current == $Coro::main) {#d#	314	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	316	return;#d#
266	}#d#	317	}#d#
267		318
268	# kill coroutine otherwise	319	# kill coroutine otherwise
269	Coro::terminate	320	Coro::terminate
…		…
289	)) {	340	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	342	}
292		343
293	$EV::DIED = sub {	344	$EV::DIED = sub {
294	Carp::cluck "error in event callback: @_";	345	warn "error in event callback: $@";
295	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
296		352
297	#############################################################################	353	#############################################################################
298		354
299	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
300		356
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	378	$d
323	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
324	}	380	}
325		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
326	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
327		435
328	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
329		437
330	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		445
338	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
340		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
341	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
342		481
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
345		484
346	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	486	is a reload or not.
348		487
349	=cut	488	=cut
350		489
351	sub post_init(&) {	490	sub post_init(&) {
352	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
353	}	509	}
354		510
355	=item cf::lock_wait $string	511	=item cf::lock_wait $string
356		512
357	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	552	}
397		553
398	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
399		555
400	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	557	get spread over time.
402		558
403	=cut	559	=cut
404		560
405	sub periodic($$) {	561	sub periodic($$) {
406	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
411	}	567	}
412		568
413	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
414		570
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
418		578
419	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
421		581
422	Useful for short background jobs.	582	Useful for short background jobs.
…		…
451	}	611	}
452	}	612	}
453		613
454	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
455	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
456	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
457	$signal->wait;
458	} else {	617	} else {
459	$busy = 0;	618	$busy = 0;
460	Coro::schedule;	619	Coro::schedule;
461	}	620	}
462	}	621	}
…		…
502	=cut	661	=cut
503		662
504	sub sync_job(&) {	663	sub sync_job(&) {
505	my ($job) = @_;	664	my ($job) = @_;
506		665
507	if ($Coro::current == $Coro::main) {	666	if (in_main) {
508	my $time = EV::time;	667	my $time = AE::time;
509		668
510	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
511	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
512		671
513	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
514		673
515	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
516		675
517	my $busy = 1;	676	my $busy = 1;
518	my @res;	677	my @res;
519		678
520	(async {	679	(async {
521	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
522	@res = eval { $job->() };	681	@res = eval { $job->() };
523	warn $@ if $@;	682	error $@ if $@;
524	undef $busy;	683	undef $busy;
525	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
526		685
527	while ($busy) {	686	while ($busy) {
528	if (Coro::nready) {	687	if (Coro::nready) {
…		…
530	} else {	689	} else {
531	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
532	}	691	}
533	}	692	}
534		693
535	my $time = EV::time - $time;	694	my $time = AE::time - $time;
536		695
537	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
538		697
539	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
540	} else {	699	} else {
…		…
562	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
563		722
564	$coro	723	$coro
565	}	724	}
566		725
567	=item fork_call { }, $args	726	=item fork_call { }, @args
568		727
569	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
570	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
571	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
572	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
573		732
574	=cut	733	=cut
575		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
576	sub fork_call(&@) {	739	sub fork_call(&@) {
577	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
578		741
579	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
580	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
581	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
582		745
583	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
584	reset_signals;	747	cf::post_fork;
585	&$cb	748	&$cb
586	}, @args;	749	} @args;
587		750
588	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
589	}	763	}
590		764
591	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
592		766
593	=cut	767	=cut
…		…
630	within each server.	804	within each server.
631		805
632	=cut	806	=cut
633		807
634	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
635	my ($name) = @_;	812	my ($name) = @_;
636	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
637		814
638	eval {	815	eval {
639	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
649	}	826	}
650		827
651	our $DB;	828	our $DB;
652		829
653	sub db_init {	830	sub db_init {
654	cf::sync_job {
655	$DB ||= db_table "db";	831	$DB ||= db_table "db";
656	};
657	}	832	}
658		833
659	sub db_get($$) {	834	sub db_get($$) {
660	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
661		836
662	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
663	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
664		841
665	$! ? ()	842	$! ? ()
666	: $data	843	: $data
667	}
668	}	844	}
669		845
670	sub db_put($$$) {	846	sub db_put($$$) {
671	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
672	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
700		876
701	my @data;	877	my @data;
702	my $md5;	878	my $md5;
703		879
704	for (0 .. $#$src) {	880	for (0 .. $#$src) {
705	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
706	or Carp::croak "$src->[$_]: $!";
707	}	882	}
708		883
709	# if processing is expensive, check	884	# if processing is expensive, check
710	# checksum first	885	# checksum first
711	if (1) {	886	if (1) {
…		…
728		903
729	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
730	my $data = $process->(\@data);	905	my $data = $process->(\@data);
731	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
732		907
733	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
734		909
735	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
736	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
737	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
738		913
…		…
748		923
749	=cut	924	=cut
750		925
751	sub datalog($@) {	926	sub datalog($@) {
752	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
753	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
754	}	929	}
755		930
756	=back	931	=back
757		932
758	=cut	933	=cut
…		…
953		1128
954	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
955	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
956		1131
957	} elsif (ref $type) {	1132	} elsif (ref $type) {
958	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
959		1134
960	} else {	1135	} else {
961	shift @arg;	1136	shift @arg;
962	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
963	}	1138	}
964	}	1139	}
965	}	1140	}
966		1141
967	sub _object_attach {	1142	sub _object_attach {
…		…
977	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
978	}	1153	}
979		1154
980	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
981	} else {	1156	} else {
982	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
983	}	1158	}
984		1159
985	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
986	}	1161	}
987		1162
…		…
1046		1221
1047	for (@$callbacks) {	1222	for (@$callbacks) {
1048	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1049		1224
1050	if ($@) {	1225	if ($@) {
1051	warn "$@";
1052	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1053	override;	1227	override;
1054	}	1228	}
1055		1229
1056	return 1 if $override;	1230	return 1 if $override;
1057	}	1231	}
…		…
1136	for (@$attach) {	1310	for (@$attach) {
1137	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1138	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1139	}	1313	}
1140	} else {	1314	} else {
1141	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1142	}	1316	}
1143	}	1317	}
1144	}	1318	}
1145		1319
1146	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1173	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1174		1348
1175	sync_job {	1349	sync_job {
1176	if (length $$rdata) {	1350	if (length $$rdata) {
1177	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1178	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1179	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1180		1355
1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1184	if ($cf::USE_FSYNC) {	1359	if ($cf::USE_FSYNC) {
…		…
1206	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1207		1382
1208	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1209	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1210	} else {	1385	} else {
1211	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1212	}	1387	}
1213	} else {	1388	} else {
1214	aio_unlink $filename;	1389	aio_unlink $filename;
1215	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1216	}	1391	}
…		…
1240	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1241	$av = $st->{objs};	1416	$av = $st->{objs};
1242	}	1417	}
1243		1418
1244	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1245	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1246	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1247		1423
1248	($data, $av)	1424	($data, $av)
1249	}	1425	}
1250		1426
1251	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1310	}	1486	}
1311		1487
1312	use File::Glob ();	1488	use File::Glob ();
1313		1489
1314	cf::player->attach (	1490	cf::player->attach (
1315	on_command => sub {	1491	on_unknown_command => sub {
1316	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1317		1493
1318	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1319	or return;	1495	or return;
1320		1496
…		…
1328	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1329		1505
1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1331		1507
1332	if (ref $msg) {	1508	if (ref $msg) {
1333	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1334	"ARRAY" eq ref $msg
1335	? @$msg
1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1337		1510
1338	my @reply;	1511	my @reply;
1339		1512
1340	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1341	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1343		1516
1344	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1345	if $reply;	1518	if $reply;
1346		1519
1347	} else {	1520	} else {
1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1349	}	1522	}
1350		1523
1351	cf::override;	1524	cf::override;
1352	},	1525	},
1353	);	1526	);
…		…
1363	};	1536	};
1364		1537
1365	$grp	1538	$grp
1366	}	1539	}
1367		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1368	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1369	cf::sync_job {	1557	cf::sync_job {
1370	my %todo;	1558	my %todo;
1371		1559
1372	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1373	next unless -r $path;	1561	next unless -r $path;
…		…
1391		1579
1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1394		1582
1395	$ext{source} =	1583	$ext{source} =
1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1397	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1398	. $source	1586	. $source
1399	. "\n};\n1";	1587	. "\n};\n1";
1400		1588
1401	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1402	}	1590	}
1403		1591
		1592	my $pass = 0;
1404	my %done;	1593	my %done;
1405	while (%todo) {	1594	while (%todo) {
1406	my $progress;	1595	my $progress;
1407		1596
		1597	++$pass;
		1598
		1599	ext:
1408	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1409	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1410	goto skip	1602	next ext
1411	unless exists $done{$_};	1603	unless exists $done{$_};
1412	}	1604	}
1413		1605
1414	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1415		1607
1416	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1417	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1418	: "$v->{base}: extension inactive.\n";
1419		1621
1420	if (exists $v->{meta}{mandatory}) {
1421	warn $msg;
1422	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1423	}	1623	if exists $v->{meta}{mandatory};
1424		1624
1425	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1426	}	1634	}
1427
1428	$done{$k} = delete $todo{$k};
1429	push @EXTS, $v->{pkg};
1430	$progress = 1;
1431	}	1635	}
1432		1636
1433	skip:	1637	unless ($progress) {
1434	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1435	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1436	}	1647	}
1437	};	1648	};
1438	}	1649	}
1439		1650
1440	#############################################################################	1651	#############################################################################
…		…
1524	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1525	}	1736	}
1526	}	1737	}
1527	}	1738	}
1528		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1529	sub save($) {	1753	sub save($) {
1530	my ($pl) = @_;	1754	my ($pl) = @_;
1531		1755
1532	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1533		1757
…		…
1538		1762
1539	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1540	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1541		1765
1542	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1543		1770
1544	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1545	cf::cede_to_tick;	1772	cf::cede_to_tick;
1546	}	1773	}
1547		1774
…		…
1581	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1582		1809
1583	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1585		1812
1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1587	$pl->deactivate;	1814	$pl->deactivate;
		1815
1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1589	$pl->ob->check_score;
1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1591	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1592		1821
1593	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1594	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1595	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1649	\@logins	1878	\@logins
1650	}	1879	}
1651		1880
1652	=item $player->maps	1881	=item $player->maps
1653		1882
		1883	=item cf::player::maps $login
		1884
1654	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1655	player. May block.	1886	player. May block.
1656		1887
1657	=cut	1888	=cut
1658		1889
…		…
1720	=cut	1951	=cut
1721		1952
1722	sub find_by_path($) {	1953	sub find_by_path($) {
1723	my ($path) = @_;	1954	my ($path) = @_;
1724		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1725	my ($match, $specificity);	1958	my ($match, $specificity);
1726		1959
1727	for my $region (list) {	1960	for my $region (list) {
1728	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1729	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1757	sub generate_random_map {	1990	sub generate_random_map {
1758	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1759		1992
1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1761		1994
1762	# mit "rum" bekleckern, nicht
1763	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1767	$rmp->{exit_on_final_map},
1768	$rmp->{xsize}, $rmp->{ysize},
1769	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1770	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1771	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1772	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1773	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1774	(cf::region::find $rmp->{region}), $rmp->{custom}
1775	)
1776	}	1996	}
1777		1997
1778	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1779		1999
1780	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1785		2005
1786	sub register {	2006	sub register {
1787	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1788	my $pkg = caller;	2008	my $pkg = caller;
1789		2009
1790	no strict;
1791	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1792		2011
1793	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1794	}	2013	}
1795		2014
1796	# also paths starting with '/'	2015	# also paths starting with '/'
1797	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1798		2017
1799	sub thawer_merge {	2018	sub thawer_merge {
1800	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1801		2020
1802	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1807	}	2026	}
1808		2027
1809	sub normalise {	2028	sub normalise {
1810	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1811		2030
1812	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1813		2032
1814	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1815		2034
1816	# map plan:	2035	# map plan:
1817	#	2036	#
…		…
1832	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1833	$path = "$base/$path";	2052	$path = "$base/$path";
1834	}	2053	}
1835		2054
1836	for ($path) {	2055	for ($path) {
1837	redo if s{//}{/};
1838	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1839	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1840	}	2058	}
1841		2059
1842	$path	2060	$path
…		…
1856	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1857	return $self;	2075	return $self;
1858	}	2076	}
1859	}	2077	}
1860		2078
1861	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1862	()	2080	()
1863	}	2081	}
1864		2082
		2083	# may re-bless or do other evil things
1865	sub init {	2084	sub init {
1866	my ($self) = @_;	2085	my ($self) = @_;
1867		2086
1868	$self	2087	$self
1869	}	2088	}
…		…
1934	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1935		2154
1936	1	2155	1
1937	}	2156	}
1938		2157
		2158	# used to laod the header of an original map
1939	sub load_header_orig {	2159	sub load_header_orig {
1940	my ($self) = @_;	2160	my ($self) = @_;
1941		2161
1942	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1943	}	2163	}
1944		2164
		2165	# used to laod the header of an instantiated map
1945	sub load_header_temp {	2166	sub load_header_temp {
1946	my ($self) = @_;	2167	my ($self) = @_;
1947		2168
1948	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1949	}	2170	}
1950		2171
		2172	# called after loading the header from an instantiated map
1951	sub prepare_temp {	2173	sub prepare_temp {
1952	my ($self) = @_;	2174	my ($self) = @_;
1953		2175
1954	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1955	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1956	# safety	2178	# safety
1957	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1958	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1959	}	2181	}
1960		2182
		2183	# called after loading the header from an original map
1961	sub prepare_orig {	2184	sub prepare_orig {
1962	my ($self) = @_;	2185	my ($self) = @_;
1963		2186
1964	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1965	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1989		2212
1990	sub find;	2213	sub find;
1991	sub find {	2214	sub find {
1992	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1993		2216
		2217	cf::cede_to_tick;
		2218
1994	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1995		2220
1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	my $guard2 = cf::lock_acquire "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2223
1999	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
…		…
2030		2255
2031	{	2256	{
2032	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2033		2258
2034	return unless $self->valid;	2259	return unless $self->valid;
2035	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2036
2037	$self->in_memory (cf::MAP_LOADING);
2038		2261
2039	$self->alloc;	2262	$self->alloc;
2040		2263
2041	$self->pre_load;	2264	$self->pre_load;
2042	cf::cede_to_tick;	2265	cf::cede_to_tick;
2043		2266
		2267	if (exists $self->{load_path}) {
2044	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2045	$f->skip_block;	2269	$f->skip_block;
2046	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2047	or return;	2271	or return;
2048		2272
2049	$self->post_load_original	2273	$self->post_load_original
2050	if delete $self->{load_original};	2274	if delete $self->{load_original};
2051		2275
2052	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2053	utf8::encode $uniq;	2277	utf8::encode $uniq;
2054	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2055	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2056	$self->clear_unique_items;	2280	$self->clear_unique_items;
2057	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2058	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2059	}	2284	}
2060	}	2285	}
2061	}
2062		2286
2063	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2064		2294
2065	cf::cede_to_tick;	2295	cf::cede_to_tick;
2066	# now do the right thing for maps	2296	# now do the right thing for maps
2067	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2068	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2072	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2073	$self->decay_objects;	2303	$self->decay_objects;
2074	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2075	$self->update_buttons;	2305	$self->update_buttons;
2076	cf::cede_to_tick;	2306	cf::cede_to_tick;
2077	$self->activate;	2307	#$self->activate; # no longer activate maps automatically
2078	}	2308	}
2079		2309
2080	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2081	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2082
2083	$self->in_memory (cf::MAP_ACTIVE);
2084	}	2312	}
2085		2313
2086	$self->post_load;	2314	$self->post_load;
2087	}
2088		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2089	sub customise_for {	2322	sub customise_for {
2090	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2091		2324
2092	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2093	if $self->per_player;	2326	if $self->per_player;
…		…
2096	# if $self->per_party;	2329	# if $self->per_party;
2097		2330
2098	$self	2331	$self
2099	}	2332	}
2100		2333
2101	# find and load all maps in the 3x3 area around a map
2102	sub load_neighbours {
2103	my ($map) = @_;
2104
2105	my @neigh; # diagonal neighbours
2106
2107	for (0 .. 3) {
2108	my $neigh = $map->tile_path ($_)
2109	or next;
2110	$neigh = find $neigh, $map
2111	or next;
2112	$neigh->load;
2113
2114	push @neigh,
2115	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2116	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2117	}
2118
2119	for (grep defined $_->[0], @neigh) {
2120	my ($path, $origin) = @$_;
2121	my $neigh = find $path, $origin
2122	or next;
2123	$neigh->load;
2124	}
2125	}
2126
2127	sub find_sync {	2334	sub find_sync {
2128	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2129		2336
2130	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2131	}	2342	}
2132		2343
2133	sub do_load_sync {	2344	sub do_load_sync {
2134	my ($map) = @_;	2345	my ($map) = @_;
2135		2346
		2347	# it's a bug to call this from the main context
2136	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2137	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2138		2350
2139	cf::sync_job { $map->load };	2351	$map->load;
2140	}	2352	}
2141		2353
2142	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2143	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2144		2356
2145	sub find_async {	2357	sub find_async {
2146	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2147		2359
2148	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2149		2361
2150	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2152	}	2364	}
2153		2365
2154	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2155		2367
2156	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2170	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2171		2383
2172	()	2384	()
2173	}	2385	}
2174		2386
		2387	# common code, used by both ->save and ->swapout
2175	sub save {	2388	sub _save {
2176	my ($self) = @_;	2389	my ($self) = @_;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2390
2180	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2181		2392
2182	return unless $self->dirty;	2393	return unless $self->dirty;
2183		2394
…		…
2203	} else {	2414	} else {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2205	}	2416	}
2206	}	2417	}
2207		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2208	sub swap_out {	2427	sub swap_out {
2209	my ($self) = @_;	2428	my ($self) = @_;
2210		2429
2211	# save first because save cedes
2212	$self->save;
2213
2214	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2215		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2216	return if $self->players;	2434	return if $self->players;
2217	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2218	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2219		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2220	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2221		2486
2222	$self->deactivate;	2487	$self->deactivate;
2223	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2224	$self->clear;	2489	$self->clear;
2225	}
2226
2227	sub reset_at {
2228	my ($self) = @_;
2229
2230	# TODO: safety, remove and allow resettable per-player maps
2231	return 1e99 if $self->{deny_reset};
2232
2233	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2234	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2235
2236	$time + $to
2237	}
2238
2239	sub should_reset {
2240	my ($self) = @_;
2241
2242	$self->reset_at <= $cf::RUNTIME
2243	}
2244
2245	sub reset {
2246	my ($self) = @_;
2247
2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2249
2250	return if $self->players;
2251
2252	warn "resetting map ", $self->path, "\n";
2253
2254	$self->in_memory (cf::MAP_SWAPPED);
2255
2256	# need to save uniques path
2257	unless ($self->{deny_save}) {
2258	my $uniq = $self->uniq_path; utf8::encode $uniq;
2259
2260	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2261	if $uniq;
2262	}
2263
2264	delete $cf::MAP{$self->path};
2265
2266	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;
2269		2490
2270	$self->unlink_save;	2491	$self->unlink_save;
2271	$self->destroy;	2492	$self->destroy;
2272	}	2493	}
2273		2494
…		…
2281		2502
2282	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2283		2504
2284	$self->unlink_save;	2505	$self->unlink_save;
2285		2506
2286	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2287	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2288	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2289	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2290	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2291		2512
…		…
2521		2742
2522	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2523		2744
2524	The player should be reasonably safe there for short amounts of time (e.g.	2745	The player should be reasonably safe there for short amounts of time (e.g.
2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2526	though, as the palyer cannot control the character while it is on the link	2747	though, as the player cannot control the character while it is on the link
2527	map.	2748	map.
2528		2749
2529	Will never block.	2750	Will never block.
2530		2751
2531	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2552	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2553	my ($self) = @_;	2774	my ($self) = @_;
2554		2775
2555	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2556		2777
		2778	++$self->{_link_recursion};
		2779
2557	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2558		2781
2559	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2560	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2561		2784
2562	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2563	}	2786	}
2564		2787
2565	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2566	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2567		2790
…		…
2587	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2588	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2589	if $x <= 0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2590		2813
2591	$map->load;	2814	$map->load;
2592	$map->load_neighbours;
2593		2815
2594	return unless $self->contr->active;	2816	return unless $self->contr->active;
2595		2817
2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2597	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2598		2820	# entering was successful
		2821	delete $self->{_link_recursion};
2599	# only activate afterwards, to support waiting in hooks	2822	# only activate afterwards, to support waiting in hooks
2600	$self->activate_recursive;	2823	$self->activate_recursive;
2601	}	2824	}
2602		2825
		2826	}
		2827
2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2604		2829
2605	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2606	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2607	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2608	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2615		2840
2616	our $GOTOGEN;	2841	our $GOTOGEN;
2617		2842
2618	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2619	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2620		2851
2621	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2622	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2623		2854
2624	$self->enter_link;	2855	$self->enter_link;
…		…
2644	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2645	}	2876	}
2646	}	2877	}
2647		2878
2648	my $map = eval {	2879	my $map = eval {
2649	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2650		2881
2651	if ($map) {	2882	if ($map) {
2652	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2653	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2654	} else {	2885	} else {
2655	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2656	}	2887	}
2657		2888
2658	$map	2889	$map
…		…
2666	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2667	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2668	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2669	}	2900	}
2670		2901
2671	$done->() if $done;	2902	$done->($self) if $done;
2672	})->prio (1);	2903	})->prio (1);
2673	}	2904	}
2674		2905
2675	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2676		2907
…		…
2744	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2745		2976
2746	unless (eval {	2977	unless (eval {
2747	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2748		2979
2749	# random map handling
2750	{
2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
2752
2753	prepare_random_map $exit
2754	if $exit->slaying eq "/!";
2755	}
2756
2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2758	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2759	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2760		3006
2761	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2762		3008
2763	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2764	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2769	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2770	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2771	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2772	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2773		3019
2774	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2775	$self->leave_link;	3021	$self->leave_link;
2776	}	3022	}
2777	})->prio (1);	3023	})->prio (1);
2778	}	3024	}
2779		3025
…		…
2989	=cut	3235	=cut
2990		3236
2991	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2992	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2993		3239
2994	if ($self->extcmd == 2) {
2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2996	} elsif ($self->extcmd == 1) { # TODO: remove
2997	push @msg, msgtype => "event_$type";
2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2999	}
3000	}	3241	}
3001		3242
3002	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
3003		3244
3004	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
3006	=cut	3247	=cut
3007		3248
3008	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
3009	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
3010		3251
3011	if ($self->extcmd == 2) {
3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3013	} elsif ($self->extcmd == 1) {
3014	#TODO: version 1, remove
3015	unshift @msg, msgtype => "reply", msgid => $id;
3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3017	}
3018	}	3253	}
3019		3254
3020	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
3021		3256
3022	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
3077	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
3078		3313
3079	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3080		3315
3081	if (ref $msg) {	3316	if (ref $msg) {
3082	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3083	"ARRAY" eq ref $msg
3084	? @$msg
3085	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3086		3318
3087	my @reply;	3319	my @reply;
3088		3320
3089	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
3090	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
3092		3324
3093	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
3094	if $reply;	3326	if $reply;
3095		3327
3096	} else {	3328	} else {
3097	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3098	}	3330	}
3099		3331
3100	cf::override;	3332	cf::override;
3101	},	3333	},
3102	);	3334	);
…		…
3122		3354
3123	$coro	3355	$coro
3124	}	3356	}
3125		3357
3126	cf::client->attach (	3358	cf::client->attach (
3127	on_destroy => sub {	3359	on_client_destroy => sub {
3128	my ($ns) = @_;	3360	my ($ns) = @_;
3129		3361
3130	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3131	},	3363	},
3132	);	3364	);
…		…
3183	decrease split destroy change_exp value msg lore send_msg)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3184	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3185	["cf::player" => qw(peaceful send_msg)],	3417	["cf::player" => qw(peaceful send_msg)],
3186	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3187	) {	3419	) {
3188	no strict 'refs';
3189	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3191	for @funs;	3422	for @funs;
3192	}	3423	}
3193		3424
…		…
3232	local @cf::_safe_eval_args = values %vars;	3463	local @cf::_safe_eval_args = values %vars;
3233	@res = wantarray ? eval eval : scalar eval $eval;	3464	@res = wantarray ? eval eval : scalar eval $eval;
3234	}	3465	}
3235		3466
3236	if ($@) {	3467	if ($@) {
3237	warn "$@";	3468	warn "$@",
3238	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3239	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3240	}	3471	}
3241		3472
3242	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3243	}	3474	}
3244		3475
…		…
3269	=cut	3500	=cut
3270		3501
3271	#############################################################################	3502	#############################################################################
3272	# the server's init and main functions	3503	# the server's init and main functions
3273		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
		3528
3274	sub load_facedata($) {	3529	sub load_facedata($) {
3275	my ($path) = @_;	3530	my ($path) = @_;
3276		3531
3277	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3278	# for this (global event?)	3533	# for this (global event?)
3279	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3280		3535
3281	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3282		3537
3283	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3284		3539
3285	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3286	0 < aio_load $path, $facedata
3287	or die "$path: $!";
3288
3289	$facedata = Coro::Storable::thaw $facedata;
3290		3541
3291	$facedata->{version} == 2	3542	$facedata->{version} == 2
3292	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3293		3544
3294	# patch in the exptable
3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3296	$facedata->{resource}{"res/exp_table"} = {
3297	type => FT_RSRC,
3298	data => $exp_table,
3299	hash => (Digest::MD5::md5 $exp_table),
3300	};
3301	cf::cede_to_tick;	3545	cf::cede_to_tick;
3302		3546
3303	{	3547	{
3304	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3305		3549
3306	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3308		3553
3309	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3310	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3313		3560
3314	cf::cede_to_tick;	3561	cf::cede_to_tick;
3315	}	3562	}
3316		3563
3317	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3322		3569
3323	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3324	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3325	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3326	} else {	3573	} else {
3327	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3328	}	3575	}
3329		3576
3330	cf::cede_to_tick;	3577	cf::cede_to_tick;
3331	}	3578	}
3332	}	3579	}
…		…
3344		3591
3345	{	3592	{
3346	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3347		3594
3348	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3349	if (defined $info->{type}) {	3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3351		3599
		3600	cf::face::set_type $idx, $type;
3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3353	cf::face::set_type $idx, $info->{type};	3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
3354	} else {	3604	} else {
3355	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3356	}	3606	}
3357		3607
3358	cf::cede_to_tick;	3608	cf::cede_to_tick;
3359	}	3609	}
3360	}	3610	}
3361		3611
3362	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3363		3613
3364	1	3614	1
3365	}	3615	}
3366
3367	cf::global->attach (on_resource_update => sub {
3368	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3369	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3370
3371	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3372	my $sound = $soundconf->{compat}[$_]
3373	or next;
3374
3375	my $face = cf::face::find "sound/$sound->[1]";
3376	cf::sound::set $sound->[0] => $face;
3377	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3378	}
3379
3380	while (my ($k, $v) = each %{$soundconf->{event}}) {
3381	my $face = cf::face::find "sound/$v";
3382	cf::sound::set $k => $face;
3383	}
3384	}
3385	});
3386		3616
3387	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3388	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3389		3619
3390	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
…		…
3398	my $status = load_resource_file_ $_[0];	3628	my $status = load_resource_file_ $_[0];
3399	get_slot 0.1, 100;	3629	get_slot 0.1, 100;
3400	cf::arch::commit_load;	3630	cf::arch::commit_load;
3401		3631
3402	$status	3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
3403	}	3646	}
3404		3647
3405	sub reload_regions {	3648	sub reload_regions {
3406	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3407	# for this (global event?)	3650	# for this (global event?)
…		…
3422	}	3665	}
3423		3666
3424	sub reload_archetypes {	3667	sub reload_archetypes {
3425	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3426	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
		3670
		3671	add_face "res/skill_info" => FT_RSRC,
		3672	JSON::XS->new->utf8->canonical->encode (
		3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3427	}	3679	}
3428		3680
3429	sub reload_treasures {	3681	sub reload_treasures {
3430	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3431	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3432	}	3684	}
3433		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	sub reload_pod {
		3707	trace "loading pods $PODDIR\n";
		3708
		3709	my @command_help;
		3710
		3711	for (
		3712	[0, "command_help"],
		3713	[1, "emote_help"],
		3714	[2, "dmcommand_help"],
		3715	) {
		3716	my ($type, $path) = @$_;
		3717
		3718	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3719	or die "unable to load $path";
		3720
		3721	my $level = 1e9;
		3722
		3723	for my $par (@$paragraphs) {
		3724	if ($par->{type} eq "head2") {
		3725	# this code taken almost verbatim from DC/Protocol.pm
		3726
		3727	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3728	my $cmd = $1;
		3729	my @args = split /\|/, $2;
		3730	@args = (".*") unless @args;
		3731
		3732	$_ = $_ eq ".*" ? "" : " $_"
		3733	for @args;
		3734
		3735	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3736
		3737	push @command_help, [$type, \@variants, &cf::pod::as_cfpod ([$par])];
		3738	$level = $par->{level};
		3739	} else {
		3740	error "$par->{markup}: unparsable command heading";
		3741	}
		3742	} elsif ($par->{level} > $level) {
		3743	$command_help[-1][2] .= &cf::pod::as_cfpod ([$par]);
		3744	}
		3745
		3746	cf::cede_to_tick;
		3747	}
		3748	}
		3749
		3750	@command_help = sort {
		3751	$a->[0] <=> $b->[0]
		3752	or $a->[1] cmp $b->[1]
		3753	} @command_help;
		3754
		3755	cf::cede_to_tick;
		3756
		3757	add_face "res/command_help" => FT_RSRC,
		3758	JSON::XS->new->utf8->encode (\@command_help);
		3759	}
		3760
3434	sub reload_resources {	3761	sub reload_resources {
3435	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3436		3763
		3764	reload_materials;
3437	reload_facedata;	3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
3438	reload_archetypes;	3768	reload_archetypes;
3439	reload_regions;	3769	reload_regions;
3440	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3441		3772
3442	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3443	}	3774	}
3444		3775
3445	sub reload_config {	3776	sub reload_config {
3446	warn "reloading config file...\n";	3777	trace "reloading config file...\n";
3447		3778
3448	open my $fh, "<:utf8", "$CONFDIR/config"	3779	my $config = load_file "$CONFDIR/config";
3449	or return;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3450		3782
3451	local $/;
3452	*CFG = YAML::XS::Load scalar <$fh>;
3453
3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3455		3784
3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3785	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3786	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3458		3787
3459	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3790	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3462	and die "WARNING: m(un)lockall failed: $!\n";	3791	and die "WARNING: m(un)lockall failed: $!\n";
3463	};	3792	};
3464	warn $@ if $@;	3793	warn $@ if $@;
3465	}	3794	}
3466
3467	warn "finished reloading resource files\n";
3468	}	3795	}
3469		3796
3470	sub pidfile() {	3797	sub pidfile() {
3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3798	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3472	or die "$PIDFILE: $!";	3799	or die "$PIDFILE: $!";
…		…
3485	seek $fh, 0, 0;	3812	seek $fh, 0, 0;
3486	print $fh $$;	3813	print $fh $$;
3487	}	3814	}
3488		3815
3489	sub main_loop {	3816	sub main_loop {
3490	warn "EV::loop starting\n";	3817	trace "EV::loop starting\n";
3491	if (1) {	3818	if (1) {
3492	EV::loop;	3819	EV::loop;
3493	}	3820	}
3494	warn "EV::loop returned\n";	3821	trace "EV::loop returned\n";
3495	goto &main_loop unless $REALLY_UNLOOP;	3822	goto &main_loop unless $REALLY_UNLOOP;
3496	}	3823	}
3497		3824
3498	sub main {	3825	sub main {
3499	cf::init_globals; # initialise logging	3826	cf::init_globals; # initialise logging
3500		3827
3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3505		3832
3506	cf::init_experience;
3507	cf::init_anim;
3508	cf::init_attackmess;
3509	cf::init_dynamic;
3510
3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3512		3834
3513	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3514	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3837	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3516	(async {	3838	(async {
3517	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3518	EV::loop EV::LOOP_ONESHOT;	3840	EV::loop EV::LOOP_ONESHOT;
3519	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3520	};	3842	};
3521		3843
3522	evthread_start IO::AIO::poll_fileno;	3844	evthread_start IO::AIO::poll_fileno;
3523		3845
3524	cf::sync_job {	3846	cf::sync_job {
		3847	cf::incloader::init ();
		3848
		3849	db_init;
		3850
		3851	cf::init_anim;
		3852	cf::init_attackmess;
		3853	cf::init_dynamic;
		3854
3525	cf::load_settings;	3855	cf::load_settings;
3526	cf::load_materials;
3527		3856
3528	reload_resources;	3857	reload_resources;
3529	reload_config;	3858	reload_config;
3530	db_init;
3531		3859
3532	cf::init_uuid;	3860	cf::init_uuid;
3533	cf::init_signals;	3861	cf::init_signals;
3534	cf::init_commands;
3535	cf::init_skills;	3862	cf::init_skills;
3536		3863
3537	cf::init_beforeplay;	3864	cf::init_beforeplay;
3538		3865
3539	atomic;	3866	atomic;
…		…
3544		3871
3545	# no (long-running) fork's whatsoever before this point(!)	3872	# no (long-running) fork's whatsoever before this point(!)
3546	use POSIX ();	3873	use POSIX ();
3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3874	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3548		3875
3549	(pop @POST_INIT)->(0) while @POST_INIT;	3876	cf::_post_init 0;
3550	};	3877	};
3551		3878
		3879	cf::object::thawer::errors_are_fatal 0;
		3880	info "parse errors in files are no longer fatal from this point on.\n";
		3881
		3882	AE::postpone {
		3883	undef &main; # free gobs of memory :)
		3884	};
		3885
3552	main_loop;	3886	goto &main_loop;
3553	}	3887	}
3554		3888
3555	#############################################################################	3889	#############################################################################
3556	# initialisation and cleanup	3890	# initialisation and cleanup
3557		3891
3558	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3559	BEGIN {	3893	BEGIN {
3560	our %SIGWATCHER = ();	3894	our %SIGWATCHER = ();
3561	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3562	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3563	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3564	};	3898	};
3565	}	3899	}
3566	}	3900	}
3567		3901
3568	sub write_runtime_sync {	3902	sub write_runtime_sync {
		3903	my $t0 = AE::time;
		3904
3569	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3570	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3571		3907
3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3573		3909
3574	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3575		3911
3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3577	or return;	3913	or return;
3578		3914
3579	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3580	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3581	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3594	or return;	3930	or return;
3595		3931
3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3597	and return;	3933	and return;
3598		3934
3599	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3600		3936
3601	1	3937	1
3602	}	3938	}
3603		3939
3604	our $uuid_lock;	3940	our $uuid_lock;
…		…
3616	or return;	3952	or return;
3617		3953
3618	my $value = uuid_seq uuid_cur;	3954	my $value = uuid_seq uuid_cur;
3619		3955
3620	unless ($value) {	3956	unless ($value) {
3621	warn "cowardly refusing to write zero uuid value!\n";	3957	info "cowardly refusing to write zero uuid value!\n";
3622	return;	3958	return;
3623	}	3959	}
3624		3960
3625	my $value = uuid_str $value + $uuid_skip;	3961	my $value = uuid_str $value + $uuid_skip;
3626	$uuid_skip = 0;	3962	$uuid_skip = 0;
…		…
3636	or return;	3972	or return;
3637		3973
3638	aio_rename "$uuid~", $uuid	3974	aio_rename "$uuid~", $uuid
3639	and return;	3975	and return;
3640		3976
3641	warn "uuid file written ($value).\n";	3977	trace "uuid file written ($value).\n";
3642		3978
3643	1	3979	1
3644		3980
3645	}	3981	}
3646		3982
…		…
3652	}	3988	}
3653		3989
3654	sub emergency_save() {	3990	sub emergency_save() {
3655	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3656		3992
3657	warn "emergency_perl_save: enter\n";	3993	info "emergency_perl_save: enter\n";
		3994
		3995	# this is a trade-off: we want to be very quick here, so
		3996	# save all maps without fsync, and later call a global sync
		3997	# (which in turn might be very very slow)
		3998	local $USE_FSYNC = 0;
3658		3999
3659	cf::sync_job {	4000	cf::sync_job {
3660	# this is a trade-off: we want to be very quick here, so	4001	cf::write_runtime_sync; # external watchdog should not bark
3661	# save all maps without fsync, and later call a global sync
3662	# (which in turn might be very very slow)
3663	local $USE_FSYNC = 0;
3664		4002
3665	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3666	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3667	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3668	warn "emergency_perl_save: begin player save\n";	4006	info "emergency_perl_save: begin player save\n";
3669	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3670	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3671	$pl->valid or next;	4009	$pl->valid or next;
3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3673	$pl->save;	4011	$pl->save;
3674	}	4012	}
3675	warn "emergency_perl_save: end player save\n";	4013	info "emergency_perl_save: end player save\n";
3676		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
3677	warn "emergency_perl_save: begin map save\n";	4017	info "emergency_perl_save: begin map save\n";
3678	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3679	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3680	$map->valid or next;	4020	$map->valid or next;
3681	$map->save;	4021	$map->save;
3682	}	4022	}
3683	warn "emergency_perl_save: end map save\n";	4023	info "emergency_perl_save: end map save\n";
3684		4024
		4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
3685	warn "emergency_perl_save: begin database checkpoint\n";	4027	info "emergency_perl_save: begin database checkpoint\n";
3686	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3687	warn "emergency_perl_save: end database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
3688		4030
3689	warn "emergency_perl_save: begin write uuid\n";	4031	info "emergency_perl_save: begin write uuid\n";
3690	write_uuid_sync 1;	4032	write_uuid_sync 1;
3691	warn "emergency_perl_save: end write uuid\n";	4033	info "emergency_perl_save: end write uuid\n";
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
		4036
		4037	trace "emergency_perl_save: syncing database to disk";
		4038	BDB::db_env_txn_checkpoint $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3692	};	4053	};
3693		4054
3694	warn "emergency_perl_save: starting sync()\n";
3695	IO::AIO::aio_sync sub {
3696	warn "emergency_perl_save: finished sync()\n";
3697	};
3698
3699	warn "emergency_perl_save: leave\n";	4055	info "emergency_perl_save: leave\n";
3700	}	4056	}
3701		4057
3702	sub post_cleanup {	4058	sub post_cleanup {
3703	my ($make_core) = @_;	4059	my ($make_core) = @_;
3704		4060
		4061	IO::AIO::flush;
		4062
3705	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3706	if $make_core;	4064	if $make_core;
3707		4065
3708	my $fh = pidfile;	4066	my $fh = pidfile;
3709	unlink $PIDFILE if <$fh> == $$;	4067	unlink $PIDFILE if <$fh> == $$;
3710	}	4068	}
…		…
3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3731	for my $name (keys %$leaf_symtab) {	4089	for my $name (keys %$leaf_symtab) {
3732	_gv_clear *{"$pkg$name"};	4090	_gv_clear *{"$pkg$name"};
3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3734	}	4092	}
3735	warn "cleared package $pkg\n";#d#
3736	}	4093	}
3737		4094
3738	sub do_reload_perl() {	4095	sub do_reload_perl() {
3739	# can/must only be called in main	4096	# can/must only be called in main
3740	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3741	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3742	return;	4099	return;
3743	}	4100	}
3744		4101
3745	return if $RELOAD++;	4102	return if $RELOAD++;
3746		4103
3747	my $t1 = EV::time;	4104	my $t1 = AE::time;
3748		4105
3749	while ($RELOAD) {	4106	while ($RELOAD) {
3750	warn "reloading...";	4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
3751		4109
3752	warn "entering sync_job";	4110	trace "perl_reload: entering sync_job";
3753		4111
3754	cf::sync_job {	4112	cf::sync_job {
3755	cf::write_runtime_sync; # external watchdog should not bark
3756	cf::emergency_save;	4113	#cf::emergency_save;
3757	cf::write_runtime_sync; # external watchdog should not bark
3758		4114
3759	warn "syncing database to disk";
3760	BDB::db_env_txn_checkpoint $DB_ENV;
3761
3762	# if anything goes wrong in here, we should simply crash as we already saved
3763
3764	warn "flushing outstanding aio requests";
3765	while (IO::AIO::nreqs || BDB::nreqs) {
3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3767	}
3768
3769	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3770	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3771	%EXT_CORO = ();	4117	%EXT_CORO = ();
3772		4118
3773	warn "removing commands";	4119	trace "perl_reload: removing commands";
3774	%COMMAND = ();	4120	%COMMAND = ();
3775		4121
3776	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3777	%EXTCMD = ();	4123	%EXTCMD = ();
3778	%EXTICMD = ();	4124	%EXTICMD = ();
3779		4125
3780	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3781	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3782	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3783		4129
3784	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3785	eval {	4131	eval {
3786	$cb->($pkg);	4132	$cb->($pkg);
3787	1	4133	1
3788	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
3789	}	4135	}
3790		4136
3791	warn "... clearing $pkg";	4137	trace "... clearing $pkg";
3792	clear_package $pkg;	4138	clear_package $pkg;
3793	}	4139	}
3794		4140
3795	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3796	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3798		4144
3799	warn "... unloading $k";	4145	trace "... unloading $k";
3800	delete $INC{$k};	4146	delete $INC{$k};
3801		4147
3802	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3803	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3804		4150
…		…
3807	}	4153	}
3808		4154
3809	clear_package $k;	4155	clear_package $k;
3810	}	4156	}
3811		4157
3812	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3813	clear_package "safe::$_"	4159	clear_package "safe::$_"
3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4160	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3815		4161
3816	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3817	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3819		4165
3820	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3821	# and global variables created in xs	4167	# and global variables created in xs
3822	#clear_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3823		4169
3824	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3825		4171
3826	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3827	require cf;	4173	require cf;
3828	cf::_connect_to_perl_1;	4174	cf::_connect_to_perl_1;
3829		4175
3830	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3831	cf::reload_config;	4177	cf::reload_config;
3832		4178
3833	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3834	cf::load_extensions;	4180	cf::load_extensions;
3835		4181
3836	if ($REATTACH_ON_RELOAD) {	4182	if ($REATTACH_ON_RELOAD) {
3837	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3838	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3839	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3840	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3841	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3842	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
3843	}	4189	}
3844		4190
3845	warn "running post_init jobs";	4191	cf::_post_init 1;
3846	(pop @POST_INIT)->(1) while @POST_INIT;
3847		4192
3848	warn "leaving sync_job";	4193	trace "perl_reload: leaving sync_job";
3849		4194
3850	1	4195	1
3851	} or do {	4196	} or do {
3852	warn $@;	4197	error $@;
3853	cf::cleanup "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3854	};	4199	};
3855		4200
3856	warn "reloaded";
3857	--$RELOAD;	4201	--$RELOAD;
3858	}	4202	}
3859		4203
3860	$t1 = EV::time - $t1;	4204	$t1 = AE::time - $t1;
3861	warn "reload completed in ${t1}s\n";	4205	info "perl_reload: completed in ${t1}s\n";
3862	};	4206	};
3863		4207
3864	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3865		4209
3866	sub reload_perl() {	4210	sub reload_perl() {
…		…
3868	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3869		4213
3870	$RELOAD_WATCHER ||= cf::async {	4214	$RELOAD_WATCHER ||= cf::async {
3871	Coro::AIO::aio_wait cache_extensions;	4215	Coro::AIO::aio_wait cache_extensions;
3872		4216
3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3874	do_reload_perl;	4218	do_reload_perl;
3875	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3876	};	4220	};
3877	};	4221	};
3878	}	4222	}
…		…
3887	reload_perl;	4231	reload_perl;
3888	};	4232	};
3889	}	4233	}
3890	};	4234	};
3891		4235
3892	unshift @INC, $LIBDIR;	4236	#############################################################################
3893		4237
3894	my $bug_warning = 0;	4238	my $bug_warning = 0;
3895		4239
3896	our @WAIT_FOR_TICK;
3897	our @WAIT_FOR_TICK_BEGIN;
3898
3899	sub wait_for_tick {	4240	sub wait_for_tick() {
3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3901		4242
3902	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3903	push @WAIT_FOR_TICK, $signal;
3904	$signal->wait;
3905	}	4244	}
3906		4245
3907	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3909		4248
3910	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3911	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3912	$signal->wait;	4251	$signal->wait;
3913	}	4252	}
…		…
3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3918	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3919	return;	4258	return;
3920	}	4259	}
3921		4260
3922	cf::server_tick; # one server iteration	4261	cf::one_tick; # one server iteration
3923		4262
3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#	4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3925		4264
3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3928	Coro::async_pool {	4267	Coro::async_pool {
3929	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3930	write_runtime_sync	4269	write_runtime_sync
3931	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3932	};	4271	};
3933	}	4272	}
3934		4273
3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3936	$sig->send;	4275	$sig->send;
3937	}	4276	}
3938	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3939	$sig->send;
3940	}
3941		4278
3942	$LOAD = ($NOW - $TICK_START) / $TICK;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3944		4281
3945	if (0) {	4282	if (0) {
3946	if ($NEXT_TICK) {	4283	if ($NEXT_TICK) {
3947	my $jitter = $TICK_START - $NEXT_TICK;	4284	my $jitter = $TICK_START - $NEXT_TICK;
3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3949	warn "jitter $JITTER\n";#d#	4286	debug "jitter $JITTER\n";#d#
3950	}	4287	}
3951	}	4288	}
3952	}	4289	}
3953		4290
3954	{	4291	{
3955	# configure BDB	4292	# configure BDB
		4293	info "initialising database";
3956		4294
3957	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3958	BDB::max_poll_reqs $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3959	$AnyEvent::BDB::WATCHER->priority (1);	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3960		4298
3961	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3962	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4302	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3989	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3990	};	4328	};
3991	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3992	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3993	};	4331	};
		4332
		4333	info "database initialised";
3994	}	4334	}
3995		4335
3996	{	4336	{
3997	# configure IO::AIO	4337	# configure IO::AIO
3998		4338
		4339	info "initialising aio";
3999	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
4000	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
4001	undef $AnyEvent::AIO::WATCHER;	4342	undef $AnyEvent::AIO::WATCHER;
		4343	info "aio initialised";
4002	}	4344	}
4003		4345
4004	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
4005		4348
4006	sub _log_backtrace {	4349	sub _log_backtrace {
4007	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
4008		4351
4009	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
4010		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4011	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
4012	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
4013	++$_log_backtrace;	4360	++$_log_backtrace;
4014	my $perl_bt = Carp::longmess $msg;	4361	my $perl_bt = Carp::longmess $msg;
4015	async {	4362	async {
4016	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
4017		4364
…		…
4037	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
4038	--$_log_backtrace;	4385	--$_log_backtrace;
4039	};	4386	};
4040	} else {	4387	} else {
4041	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
4042	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
4043	}	4390	}
4044	}	4391	}
4045		4392
4046	# load additional modules	4393	# load additional modules
4047	require "cf/$_.pm" for @EXTRA_MODULES;	4394	require "cf/$_.pm" for @EXTRA_MODULES;

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