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Revision 1.487 by root, Fri Oct 16 01:56:41 2009 UTC vs.
Revision 1.597 by root, Sun Nov 11 02:14:37 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;
33	use Opcode;	31	use Opcode;
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
37
38	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
39	use Coro ();	41	use Coro ();
40	use Coro::State;	42	use Coro::State;
41	use Coro::Handle;	43	use Coro::Handle;
42	use Coro::EV;	44	use Coro::EV;
43	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
49	use Coro::AIO;	51	use Coro::AIO;
50	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
51	use Coro::Storable;	53	use Coro::Storable;
52	use Coro::Util ();	54	use Coro::Util ();
53		55
		56	use Guard ();
54	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
55	use BDB ();	58	use BDB ();
56	use Data::Dumper;	59	use Data::Dumper;
57	use Digest::MD5;
58	use Fcntl;	60	use Fcntl;
59	use YAML::XS ();	61	use YAML::XS ();
60	use IO::AIO ();	62	use IO::AIO ();
61	use Time::HiRes;	63	use Time::HiRes;
62	use Compress::LZF;	64	use Compress::LZF;
…		…
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 = ();
		92	our %EXTACMD = ();
88	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
89	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
90	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
91		97
92	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
93	our @EVENT;	99	our @EVENT;
94	our @REFLECT; # set by XS	100	our @REFLECT; # set by XS
95	our %REFLECT; # set by us	101	our %REFLECT; # set by us
96		102
97	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
98	our $DATADIR = datadir;	105	our $DATADIR = datadir;
99	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
100	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
101	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
102	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
103	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
106	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		118
111	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
112		126
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	129	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	135	our $DB_ENV;
122		136
123	our @EXTRA_MODULES = qw(pod match mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		138
125	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
126		141
127	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
129	our $NOW;	145	our $NOW;
130		146
131	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
132	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
133	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
142		158
143	our @POST_INIT;	159	our @POST_INIT;
144		160
145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146	our $REALLY_UNLOOP; # never set to true, please :)	162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
147		166
148	binmode STDOUT;	167	binmode STDOUT;
149	binmode STDERR;	168	binmode STDERR;
150		169
151	# read virtual server time, if available	170	# read virtual server time, if available
…		…
162		181
163	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
164		183
165	sub cf::map::normalise;	184	sub cf::map::normalise;
166		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
167	#############################################################################	190	#############################################################################
168		191
169	%REFLECT = ();	192	%REFLECT = ();
170	for (@REFLECT) {	193	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	194	my $reflect = JSON::XS::decode_json $_;
…		…
181		204
182	=over 4	205	=over 4
183		206
184	=item $cf::UPTIME	207	=item $cf::UPTIME
185		208
186	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
187		225
188	=item $cf::RUNTIME	226	=item $cf::RUNTIME
189		227
190	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
191	every server tick.	229	every server tick.
192		230
193	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
194	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
195	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
196		234
197	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
198	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
199	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
200	database environment.	238	database environment.
201		239
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	240	=item $cf::LOADAVG
211		241
212	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
213	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
214	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
223	from wherever your confdir points to.	253	from wherever your confdir points to.
224		254
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		256
227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
228	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
230		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
231	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
232		279
233	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
235	that call.	282	that call.
236		283
237	=item %cf::REFLECT	284	=item %cf::REFLECT
238		285
…		…
242		289
243	=back	290	=back
244		291
245	=cut	292	=cut
246		293
		294	sub error(@) { LOG llevError, join "", @_ }
		295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
247	$Coro::State::WARNHOOK = sub {	300	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	301	my $msg = join "", @_;
249		302
250	$msg .= "\n"	303	$msg .= "\n"
251	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
252		305
253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
254		307
255	LOG llevError, $msg;	308	LOG llevWarn, $msg;
256	};	309	};
257		310
258	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
260		313
261	warn Carp::longmess $_[0];	314	error Carp::longmess $_[0];
262		315
263	if ($Coro::current == $Coro::main) {#d#	316	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	318	return;#d#
266	}#d#	319	}#d#
267		320
268	# kill coroutine otherwise	321	# kill coroutine otherwise
269	Coro::terminate	322	Coro::terminate
…		…
289	)) {	342	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	344	}
292		345
293	$EV::DIED = sub {	346	$EV::DIED = sub {
294	warn "error in event callback: @_";	347	warn "error in event callback: $@";
295	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
296		354
297	#############################################################################	355	#############################################################################
298		356
299	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
300		358
…		…
321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
322	$d	380	$d
323	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
324	}	382	}
325		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
326	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
327		437
328	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
329		439
330	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
337		447
338	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
339	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
340		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
341	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
342		483
343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
345		486
346	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
347	is a reload or not.	488	is a reload or not.
348		489
349	=cut	490	=cut
350		491
351	sub post_init(&) {	492	sub post_init(&) {
352	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
353	}	511	}
354		512
355	=item cf::lock_wait $string	513	=item cf::lock_wait $string
356		514
357	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
396	}	554	}
397		555
398	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
399		557
400	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	559	get spread over time.
402		560
403	=cut	561	=cut
404		562
405	sub periodic($$) {	563	sub periodic($$) {
406	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
411	}	569	}
412		570
413	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
414		572
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
418		580
419	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
420	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
421		583
422	Useful for short background jobs.	584	Useful for short background jobs.
423		585
424	=cut	586	=cut
425		587
426	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
428		591
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
432		595
433	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
434		598
435	while () {	599	while () {
436	next_job:	600	next_job:
		601
437	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	603
439	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	608	$job->[2]->send;
443	Coro::cede;	609	Coro::cede;
444	goto next_job;	610	goto next_job;
445	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	613	}
447	}	614	}
448		615
449	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	619	} else {
		620	$busy = 0;
454	Coro::schedule;	621	Coro::schedule;
455	}	622	}
456	}	623	}
457	};	624	};
458		625
459	sub get_slot($;$$) {	626	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
461		628
462	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
463		630
464	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
465	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
466		634
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
495	=cut	663	=cut
496		664
497	sub sync_job(&) {	665	sub sync_job(&) {
498	my ($job) = @_;	666	my ($job) = @_;
499		667
500	if ($Coro::current == $Coro::main) {	668	if (in_main) {
501	my $time = EV::time;	669	my $time = AE::time;
502		670
503	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
505		673
506	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
507		675
508	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
509		677
510	my $busy = 1;	678	my $busy = 1;
511	my @res;	679	my @res;
512		680
513	(async {	681	(async {
514	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	683	@res = eval { $job->() };
516	warn $@ if $@;	684	error $@ if $@;
517	undef $busy;	685	undef $busy;
518	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
519		687
520	while ($busy) {	688	while ($busy) {
521	if (Coro::nready) {	689	if (Coro::nready) {
…		…
523	} else {	691	} else {
524	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
525	}	693	}
526	}	694	}
527		695
528	my $time = EV::time - $time;	696	my $time = AE::time - $time;
529		697
530	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
531		699
532	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
533	} else {	701	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
556		724
557	$coro	725	$coro
558	}	726	}
559		727
560	=item fork_call { }, $args	728	=item fork_call { }, @args
561		729
562	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
566		734
567	=cut	735	=cut
568		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
569	sub fork_call(&@) {	741	sub fork_call(&@) {
570	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
571		743
572	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
575		747
576	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
577	reset_signals;	749	cf::post_fork;
578	&$cb	750	&$cb
579	}, @args;	751	} @args;
580		752
581	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
582	}	765	}
583		766
584	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
585		768
586	=cut	769	=cut
…		…
623	within each server.	806	within each server.
624		807
625	=cut	808	=cut
626		809
627	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
628	my ($name) = @_;	814	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
630		816
631	eval {	817	eval {
632	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
642	}	828	}
643		829
644	our $DB;	830	our $DB;
645		831
646	sub db_init {	832	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	833	$DB ||= db_table "db";
649	};
650	}	834	}
651		835
652	sub db_get($$) {	836	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
654		838
655	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
656	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
657		843
658	$! ? ()	844	$! ? ()
659	: $data	845	: $data
660	}
661	}	846	}
662		847
663	sub db_put($$$) {	848	sub db_put($$$) {
664	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		878
694	my @data;	879	my @data;
695	my $md5;	880	my $md5;
696		881
697	for (0 .. $#$src) {	882	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	884	}
701		885
702	# if processing is expensive, check	886	# if processing is expensive, check
703	# checksum first	887	# checksum first
704	if (1) {	888	if (1) {
…		…
721		905
722	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	907	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
725		909
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		911
728	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
731		915
…		…
741		925
742	=cut	926	=cut
743		927
744	sub datalog($@) {	928	sub datalog($@) {
745	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	931	}
748		932
749	=back	933	=back
750		934
751	=cut	935	=cut
…		…
946		1130
947	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1133
950	} elsif (ref $type) {	1134	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
952		1136
953	} else {	1137	} else {
954	shift @arg;	1138	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
956	}	1140	}
957	}	1141	}
958	}	1142	}
959		1143
960	sub _object_attach {	1144	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
971	}	1155	}
972		1156
973	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
974	} else {	1158	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1160	}
977		1161
978	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
979	}	1163	}
980		1164
…		…
1039		1223
1040	for (@$callbacks) {	1224	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1042		1226
1043	if ($@) {	1227	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1229	override;
1047	}	1230	}
1048		1231
1049	return 1 if $override;	1232	return 1 if $override;
1050	}	1233	}
…		…
1129	for (@$attach) {	1312	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1132	}	1315	}
1133	} else {	1316	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1318	}
1136	}	1319	}
1137	}	1320	}
1138		1321
1139	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1167		1350
1168	sync_job {	1351	sync_job {
1169	if (length $$rdata) {	1352	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1173		1357
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1361	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1200		1384
1201	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1387	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1205	}	1389	}
1206	} else {	1390	} else {
1207	aio_unlink $filename;	1391	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1209	}	1393	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1418	$av = $st->{objs};
1235	}	1419	}
1236		1420
1237	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1240		1425
1241	($data, $av)	1426	($data, $av)
1242	}	1427	}
1243		1428
1244	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1248	=cut	1433	=cut
1249		1434
1250	#############################################################################	1435	#############################################################################
1251	# command handling &c	1436	# command handling &c
1252		1437
1253	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1254		1439
1255	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1256	$name.	1441	$name.
1257		1442
1258	=cut	1443	=cut
…		…
1264	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1265		1450
1266	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1267	}	1452	}
1268		1453
1269	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1270		1455
1271	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1272	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1273	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1274	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1275	has logged in successfully.	1460	has logged in successfully.
1276		1461
1277	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1278	called.
1279		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1280	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1281		1470
1282	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1283	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1284	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1285	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1286	log-in.	1475	log-in.
1287		1476
1288	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1289	called.
1290		1478
1291	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1292		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1293	sub register_extcmd {	1486	sub register_extcmd($$) {
1294	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1295		1488
1296	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1297	}	1490	}
1298		1491
1299	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1300	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1301		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1302	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1303	}	1502	}
1304		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1305	use File::Glob ();	1510	use File::Glob ();
1306		1511
1307	cf::player->attach (	1512	cf::player->attach (
1308	on_command => sub {	1513	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1310		1515
1311	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1312	or return;	1517	or return;
1313		1518
…		…
1321	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1322		1527
1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1324		1529
1325	if (ref $msg) {	1530	if (ref $msg) {
1326	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1327	"ARRAY" eq ref $msg
1328	? @$msg
1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1330		1532
1331	my @reply;
1332
1333	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1334	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1335	}	1551	}
1336		1552
1337	$pl->ext_reply ($reply, @reply)
1338	if $reply;
1339
1340	} else {	1553	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1555	}
1343		1556
1344	cf::override;	1557	cf::override;
1345	},	1558	},
1346	);	1559	);
…		…
1356	};	1569	};
1357		1570
1358	$grp	1571	$grp
1359	}	1572	}
1360		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1361	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1362	cf::sync_job {	1590	cf::sync_job {
1363	my %todo;	1591	my %todo;
1364		1592
1365	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1594	next unless -r $path;
…		…
1384		1612
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1615
1388	$ext{source} =	1616	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1391	. $source	1619	. $source
1392	. "\n};\n1";	1620	. "\n};\n1";
1393		1621
1394	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1395	}	1623	}
1396		1624
		1625	my $pass = 0;
1397	my %done;	1626	my %done;
1398	while (%todo) {	1627	while (%todo) {
1399	my $progress;	1628	my $progress;
1400		1629
		1630	++$pass;
		1631
		1632	ext:
1401	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1635	next ext
1404	unless exists $done{$_};	1636	unless exists $done{$_};
1405	}	1637	}
1406		1638
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1640
1409	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1654
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1656	if exists $v->{meta}{mandatory};
1417		1657
1418	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1419	}	1667	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1668	}
1425		1669
1426	skip:	1670	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1429	}	1680	}
1430	};	1681	};
1431	}	1682	}
1432		1683
1433	#############################################################################	1684	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1518	}	1769	}
1519	}	1770	}
1520	}	1771	}
1521		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1522	sub save($) {	1786	sub save($) {
1523	my ($pl) = @_;	1787	my ($pl) = @_;
1524		1788
1525	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1526		1790
…		…
1531		1795
1532	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1534		1798
1535	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1536		1803
1537	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1805	cf::cede_to_tick;
1539	}	1806	}
1540		1807
…		…
1574	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1575		1842
1576	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1578		1845
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1580	$pl->deactivate;	1847	$pl->deactivate;
		1848
1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1584	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1585		1854
1586	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1588	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1642	\@logins	1911	\@logins
1643	}	1912	}
1644		1913
1645	=item $player->maps	1914	=item $player->maps
1646		1915
		1916	=item cf::player::maps $login
		1917
1647	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1648	player. May block.	1919	player. May block.
1649		1920
1650	=cut	1921	=cut
1651		1922
…		…
1672		1943
1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1674		1945
1675	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1676		1947
1677	=item $player->ext_reply ($msgid, @msg)
1678
1679	Sends an ext reply to the player.
1680
1681	=cut
1682
1683	sub ext_reply($$@) {
1684	my ($self, $id, @msg) = @_;
1685
1686	$self->ns->ext_reply ($id, @msg)
1687	}
1688
1689	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1690		1949
1691	Sends an ext event to the client.	1950	Sends an ext event to the client.
1692		1951
1693	=cut	1952	=cut
…		…
1712		1971
1713	=cut	1972	=cut
1714		1973
1715	sub find_by_path($) {	1974	sub find_by_path($) {
1716	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1717		1978
1718	my ($match, $specificity);	1979	my ($match, $specificity);
1719		1980
1720	for my $region (list) {	1981	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1750	sub generate_random_map {	2011	sub generate_random_map {
1751	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1752		2013
1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754		2015
1755	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1764	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1765	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1766	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1767	(cf::region::find $rmp->{region}), $rmp->{custom}
1768	)
1769	}	2017	}
1770		2018
1771	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1772		2020
1773	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1778		2026
1779	sub register {	2027	sub register {
1780	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	2029	my $pkg = caller;
1782		2030
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		2032
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	2034	}
1788		2035
1789	# also paths starting with '/'	2036	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		2038
1792	sub thawer_merge {	2039	sub thawer_merge {
1793	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1794		2041
1795	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1800	}	2047	}
1801		2048
1802	sub normalise {	2049	sub normalise {
1803	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1804		2051
1805	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1806		2053
1807	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1808		2055
1809	# map plan:	2056	# map plan:
1810	#	2057	#
…		…
1825	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1826	$path = "$base/$path";	2073	$path = "$base/$path";
1827	}	2074	}
1828		2075
1829	for ($path) {	2076	for ($path) {
1830	redo if s{//}{/};
1831	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1832	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1833	}	2079	}
1834		2080
1835	$path	2081	$path
…		…
1849	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1850	return $self;	2096	return $self;
1851	}	2097	}
1852	}	2098	}
1853		2099
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	2101	()
1856	}	2102	}
1857		2103
		2104	# may re-bless or do other evil things
1858	sub init {	2105	sub init {
1859	my ($self) = @_;	2106	my ($self) = @_;
1860		2107
1861	$self	2108	$self
1862	}	2109	}
…		…
1927	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1928		2175
1929	1	2176	1
1930	}	2177	}
1931		2178
		2179	# used to laod the header of an original map
1932	sub load_header_orig {	2180	sub load_header_orig {
1933	my ($self) = @_;	2181	my ($self) = @_;
1934		2182
1935	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1936	}	2184	}
1937		2185
		2186	# used to laod the header of an instantiated map
1938	sub load_header_temp {	2187	sub load_header_temp {
1939	my ($self) = @_;	2188	my ($self) = @_;
1940		2189
1941	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1942	}	2191	}
1943		2192
		2193	# called after loading the header from an instantiated map
1944	sub prepare_temp {	2194	sub prepare_temp {
1945	my ($self) = @_;	2195	my ($self) = @_;
1946		2196
1947	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1948	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1949	# safety	2199	# safety
1950	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1951	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1952	}	2202	}
1953		2203
		2204	# called after loading the header from an original map
1954	sub prepare_orig {	2205	sub prepare_orig {
1955	my ($self) = @_;	2206	my ($self) = @_;
1956		2207
1957	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1958	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1982		2233
1983	sub find;	2234	sub find;
1984	sub find {	2235	sub find {
1985	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1986		2237
		2238	cf::cede_to_tick;
		2239
1987	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1988		2241
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1991		2244
1992	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
2009		2262
2010	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
2011	}	2264	}
2012	}	2265	}
2013		2266
2014	sub pre_load { }	2267	sub pre_load { }
2015	sub post_load { }	2268	#sub post_load { } # XS
2016		2269
2017	sub load {	2270	sub load {
2018	my ($self) = @_;	2271	my ($self) = @_;
2019		2272
2020	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2023		2276
2024	{	2277	{
2025	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2026		2279
2027	return unless $self->valid;	2280	return unless $self->valid;
2028	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2029
2030	$self->in_memory (cf::MAP_LOADING);
2031		2282
2032	$self->alloc;	2283	$self->alloc;
2033		2284
2034	$self->pre_load;	2285	$self->pre_load;
2035	cf::cede_to_tick;	2286	cf::cede_to_tick;
2036		2287
		2288	if (exists $self->{load_path}) {
2037	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2038	$f->skip_block;	2290	$f->skip_block;
2039	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2040	or return;	2292	or return;
2041		2293
2042	$self->post_load_original	2294	$self->post_load_original
2043	if delete $self->{load_original};	2295	if delete $self->{load_original};
2044		2296
2045	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2046	utf8::encode $uniq;	2298	utf8::encode $uniq;
2047	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2048	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2049	$self->clear_unique_items;	2301	$self->clear_unique_items;
2050	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2051	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2052	}	2305	}
2053	}	2306	}
2054	}
2055		2307
2056	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2057		2315
2058	cf::cede_to_tick;	2316	cf::cede_to_tick;
2059	# now do the right thing for maps	2317	# now do the right thing for maps
2060	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2061	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2065	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2066	$self->decay_objects;	2324	$self->decay_objects;
2067	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2068	$self->update_buttons;	2326	$self->update_buttons;
2069	cf::cede_to_tick;	2327	cf::cede_to_tick;
2070	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2071	}	2329	}
2072		2330
2073	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_ACTIVE);
2077	}	2333	}
2078		2334
2079	$self->post_load;	2335	$self->post_load;
2080	}
2081		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2343	sub customise_for {
2083	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2084		2345
2085	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2347	if $self->per_player;
…		…
2089	# if $self->per_party;	2350	# if $self->per_party;
2090		2351
2091	$self	2352	$self
2092	}	2353	}
2093		2354
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2355	sub find_sync {
2121	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2122		2357
2123	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2124	}	2363	}
2125		2364
2126	sub do_load_sync {	2365	sub do_load_sync {
2127	my ($map) = @_;	2366	my ($map) = @_;
2128		2367
		2368	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2131		2371
2132	cf::sync_job { $map->load };	2372	$map->load;
2133	}	2373	}
2134		2374
2135	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2137		2377
2138	sub find_async {	2378	sub find_async {
2139	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2140		2380
2141	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2142		2382
2143	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2145	}	2385	}
2146		2386
2147	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2148		2388
2149	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2164		2404
2165	()	2405	()
2166	}	2406	}
2167		2407
		2408	# common code, used by both ->save and ->swapout
2168	sub save {	2409	sub _save {
2169	my ($self) = @_;	2410	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2411
2173	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2174		2413
2175	return unless $self->dirty;	2414	return unless $self->dirty;
2176		2415
…		…
2196	} else {	2435	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2437	}
2199	}	2438	}
2200		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2201	sub swap_out {	2448	sub swap_out {
2202	my ($self) = @_;	2449	my ($self) = @_;
2203		2450
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2209	return if $self->players;	2455	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2211	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2212		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2213	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2214		2507
2215	$self->deactivate;	2508	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2510	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2511
2263	$self->unlink_save;	2512	$self->unlink_save;
2264	$self->destroy;	2513	$self->destroy;
2265	}	2514	}
2266		2515
…		…
2274		2523
2275	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2276		2525
2277	$self->unlink_save;	2526	$self->unlink_save;
2278		2527
2279	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2533
…		…
2341	: normalise $_	2590	: normalise $_
2342	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2343	]	2592	]
2344	}	2593	}
2345		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2346	=back	2627	=back
2347		2628
2348	=head3 cf::object	2629	=head3 cf::object
2349		2630
2350	=cut	2631	=cut
…		…
2482		2763
2483	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2484		2765
2485	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2487	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2488	map.	2769	map.
2489		2770
2490	Will never block.	2771	Will never block.
2491		2772
2492	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2513	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2514	my ($self) = @_;	2795	my ($self) = @_;
2515		2796
2516	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2517		2798
		2799	++$self->{_link_recursion};
		2800
2518	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2519		2802
2520	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2521	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2522		2805
2523	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2524	}	2807	}
2525		2808
2526	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2527	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2528		2811
…		…
2545	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2546	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2547		2830
2548	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2549	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2550	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2551		2834
2552	$map->load;	2835	$map->load;
2553	$map->load_neighbours;
2554		2836
2555	return unless $self->contr->active;	2837	return unless $self->contr->active;
2556		2838
2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2558	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2559		2841	# entering was successful
		2842	delete $self->{_link_recursion};
2560	# only activate afterwards, to support waiting in hooks	2843	# only activate afterwards, to support waiting in hooks
2561	$self->activate_recursive;	2844	$self->activate_recursive;
2562	}	2845	}
2563		2846
		2847	}
		2848
2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2565		2850
2566	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2567	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2568	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2569	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2576		2861
2577	our $GOTOGEN;	2862	our $GOTOGEN;
2578		2863
2579	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2580	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2581		2872
2582	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2584		2875
2585	$self->enter_link;	2876	$self->enter_link;
…		…
2605	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2606	}	2897	}
2607	}	2898	}
2608		2899
2609	my $map = eval {	2900	my $map = eval {
2610	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2611		2902
2612	if ($map) {	2903	if ($map) {
2613	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2614	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2615	} else {	2906	} else {
2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2617	}	2908	}
2618		2909
2619	$map	2910	$map
…		…
2627	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2628	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2629	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2630	}	2921	}
2631		2922
2632	$done->() if $done;	2923	$done->($self) if $done;
2633	})->prio (1);	2924	})->prio (1);
2634	}	2925	}
2635		2926
2636	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2637		2928
…		…
2705	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2706		2997
2707	unless (eval {	2998	unless (eval {
2708	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2709		3000
2710	# random map handling
2711	{
2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
2713
2714	prepare_random_map $exit
2715	if $exit->slaying eq "/!";
2716	}
2717
2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2719	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2720	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2721		3027
2722	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2723		3029
2724	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2725	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2730	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2731	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2732	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2733	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2734		3040
2735	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2736	$self->leave_link;	3042	$self->leave_link;
2737	}	3043	}
2738	})->prio (1);	3044	})->prio (1);
2739	}	3045	}
2740		3046
…		…
2752	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2753	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2754		3060
2755	utf8::encode $text;	3061	utf8::encode $text;
2756	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2757	}	3088	}
2758		3089
2759	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2760		3091
2761	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2913	my $pkt = "msg "	3244	my $pkt = "msg "
2914	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2916	);	3247	);
2917		3248
2918	# try lzf for large packets
2919	$pkt = "lzf " . Compress::LZF::compress $pkt
2920	if 1024 <= length $pkt and $self->{can_lzf};
2921
2922	# split very large packets
2923	if (8192 < length $pkt and $self->{can_lzf}) {
2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2925	$pkt = "frag";
2926	}
2927
2928	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2929	}	3250	}
2930		3251
2931	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2932		3253
2933	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2935	=cut	3256	=cut
2936		3257
2937	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2938	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2939		3260
2940	if ($self->extcmd == 2) {
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2942	} elsif ($self->extcmd == 1) { # TODO: remove
2943	push @msg, msgtype => "event_$type";
2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2945	}
2946	}
2947
2948	=item $client->ext_reply ($msgid, @msg)
2949
2950	Sends an ext reply to the client.
2951
2952	=cut
2953
2954	sub cf::client::ext_reply($$@) {
2955	my ($self, $id, @msg) = @_;
2956
2957	if ($self->extcmd == 2) {
2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2959	} elsif ($self->extcmd == 1) {
2960	#TODO: version 1, remove
2961	unshift @msg, msgtype => "reply", msgid => $id;
2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2963	}
2964	}	3262	}
2965		3263
2966	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2967		3265
2968	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
3023	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
3024		3322
3025	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3026		3324
3027	if (ref $msg) {	3325	if (ref $msg) {
3028	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3029	"ARRAY" eq ref $msg
3030	? @$msg
3031	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3032		3327
3033	my @reply;
3034
3035	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3036	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3037	}	3346	}
3038
3039	$ns->ext_reply ($reply, @reply)
3040	if $reply;
3041
3042	} else {	3347	} else {
3043	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3044	}	3349	}
3045		3350
3046	cf::override;	3351	cf::override;
3047	},	3352	},
3048	);	3353	);
…		…
3068		3373
3069	$coro	3374	$coro
3070	}	3375	}
3071		3376
3072	cf::client->attach (	3377	cf::client->attach (
3073	on_destroy => sub {	3378	on_client_destroy => sub {
3074	my ($ns) = @_;	3379	my ($ns) = @_;
3075		3380
3076	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3077	},	3382	},
3078	);	3383	);
…		…
3094	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3095		3400
3096	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3097		3402
3098	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3099	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3100	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3101	sort time	3406	sort time
3102	));	3407	));
3103		3408
3104	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3129	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3133	) {	3438	) {
3134	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3137	for @funs;	3441	for @funs;
3138	}	3442	}
3139		3443
…		…
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3158		3462
3159	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3160		3464
		3465	my @res;
3161	local $_;	3466	local $_;
3162	local @safe::cf::_safe_eval_args = values %vars;
3163		3467
3164	my $eval =	3468	my $eval =
3165	"do {\n"	3469	"do {\n"
3166	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3167	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3168	. $code	3472	. $code
3169	. "\n}"	3473	. "\n}"
3170	;	3474	;
3171		3475
		3476	if ($CFG{safe_eval}) {
3172	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3173	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3174	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3175		3485
3176	if ($@) {	3486	if ($@) {
3177	warn "$@";	3487	warn "$@",
3178	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3179	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3180	}	3490	}
3181		3491
3182	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3183	}	3493	}
3184		3494
…		…
3198	=cut	3508	=cut
3199		3509
3200	sub register_script_function {	3510	sub register_script_function {
3201	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3202		3512
3203	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3204	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3205	}	3515	}
3206		3516
3207	=back	3517	=back
3208		3518
3209	=cut	3519	=cut
3210		3520
3211	#############################################################################	3521	#############################################################################
3212	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3213		3547
3214	sub load_facedata($) {	3548	sub load_facedata($) {
3215	my ($path) = @_;	3549	my ($path) = @_;
3216		3550
3217	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3218	# for this (global event?)	3552	# for this (global event?)
3219	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3220		3554
3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3222		3556
3223	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3224		3558
3225	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3226	0 < aio_load $path, $facedata
3227	or die "$path: $!";
3228
3229	$facedata = Coro::Storable::thaw $facedata;
3230		3560
3231	$facedata->{version} == 2	3561	$facedata->{version} == 2
3232	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3233		3563
3234	# patch in the exptable
3235	$facedata->{resource}{"res/exp_table"} = {
3236	type => FT_RSRC,
3237	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3238	};
3239	cf::cede_to_tick;	3564	cf::cede_to_tick;
3240		3565
3241	{	3566	{
3242	my $faces = $facedata->{faceinfo};	3567	my $faces = delete $facedata->{faceinfo};
3243		3568
3244	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3246		3572
3247	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3248	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3251		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
3252	cf::cede_to_tick;	3580	cf::cede_to_tick;
3253	}	3581	}
3254		3582
3255	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3256	next unless $info->{smooth};	3584	next unless $info->{smooth};
…		…
3260		3588
3261	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3262	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3264	} else {	3592	} else {
3265	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3266	}	3594	}
3267		3595
3268	cf::cede_to_tick;	3596	cf::cede_to_tick;
3269	}	3597	}
3270	}	3598	}
3271		3599
3272	{	3600	{
3273	my $anims = $facedata->{animinfo};	3601	my $anims = delete $facedata->{animinfo};
3274		3602
3275	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
3276	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
3277	cf::cede_to_tick;	3605	cf::cede_to_tick;
3278	}	3606	}
3279		3607
3280	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3281	}	3609	}
3282		3610
3283	{	3611	{
3284	# TODO: for gcfclient pleasure, we should give resources
3285	# that gcfclient doesn't grok a >10000 face index.
3286	my $res = $facedata->{resource};	3612	my $res = delete $facedata->{resource};
3287		3613
3288	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3289	if (defined $info->{type}) {	3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3291	my $data;
3292		3618
3293	if ($info->{type} & 1) {
3294	# prepend meta info
3295
3296	my $meta = $enc->encode ({
3297	name => $name,
3298	%{ $info->{meta} || {} },
3299	});
3300
3301	$data = pack "(w/a*)*", $meta, $info->{data};
3302	} else {
3303	$data = $info->{data};
3304	}
3305
3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3307	cf::face::set_type $idx, $info->{type};	3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
3308	} else {	3623	} else {
3309	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3310	}	3625	}
3311		3626
3312	cf::cede_to_tick;	3627	cf::cede_to_tick;
3313	}	3628	}
3314	}	3629	}
3315		3630
3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3317		3632
3318	1	3633	1
3319	}	3634	}
3320
3321	cf::global->attach (on_resource_update => sub {
3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3324
3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3326	my $sound = $soundconf->{compat}[$_]
3327	or next;
3328
3329	my $face = cf::face::find "sound/$sound->[1]";
3330	cf::sound::set $sound->[0] => $face;
3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3332	}
3333
3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
3335	my $face = cf::face::find "sound/$v";
3336	cf::sound::set $k => $face;
3337	}
3338	}
3339	});
3340		3635
3341	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3342	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3343		3638
3344	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3352	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3353	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3354	cf::arch::commit_load;	3649	cf::arch::commit_load;
3355		3650
3356	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3357	}	3665	}
3358		3666
3359	sub reload_regions {	3667	sub reload_regions {
3360	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3361	# for this (global event?)	3669	# for this (global event?)
…		…
3376	}	3684	}
3377		3685
3378	sub reload_archetypes {	3686	sub reload_archetypes {
3379	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3380	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	set_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3381	}	3698	}
3382		3699
3383	sub reload_treasures {	3700	sub reload_treasures {
3384	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3385	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3386	}	3703	}
3387		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3388	sub reload_resources {	3725	sub reload_resources {
3389	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3390		3727
		3728	reload_materials;
3391	reload_facedata;	3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
3392	reload_archetypes;	3732	reload_archetypes;
3393	reload_regions;	3733	reload_regions;
3394	reload_treasures;	3734	reload_treasures;
3395		3735
3396	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3397	}	3737	}
3398		3738
3399	sub reload_config {	3739	sub reload_config {
3400	warn "reloading config file...\n";	3740	trace "reloading config file...\n";
3401		3741
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3742	my $config = load_file "$CONFDIR/config";
3403	or return;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3404		3745
3405	local $/;
3406	*CFG = YAML::XS::Load scalar <$fh>;
3407
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3409		3747
3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3412		3750
3413	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3753	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3416	and die "WARNING: m(un)lockall failed: $!\n";	3754	and die "WARNING: m(un)lockall failed: $!\n";
3417	};	3755	};
3418	warn $@ if $@;	3756	warn $@ if $@;
3419	}	3757	}
3420
3421	warn "finished reloading resource files\n";
3422	}	3758	}
3423		3759
3424	sub pidfile() {	3760	sub pidfile() {
3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3426	or die "$PIDFILE: $!";	3762	or die "$PIDFILE: $!";
…		…
3439	seek $fh, 0, 0;	3775	seek $fh, 0, 0;
3440	print $fh $$;	3776	print $fh $$;
3441	}	3777	}
3442		3778
3443	sub main_loop {	3779	sub main_loop {
3444	warn "EV::loop starting\n";	3780	trace "EV::loop starting\n";
3445	if (1) {	3781	if (1) {
3446	EV::loop;	3782	EV::loop;
3447	}	3783	}
3448	warn "EV::loop returned\n";	3784	trace "EV::loop returned\n";
3449	goto &main_loop unless $REALLY_UNLOOP;	3785	goto &main_loop unless $REALLY_UNLOOP;
3450	}	3786	}
3451		3787
3452	sub main {	3788	sub main {
3453	cf::init_globals; # initialise logging	3789	cf::init_globals; # initialise logging
3454		3790
3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3459		3795
3460	cf::init_experience;
3461	cf::init_anim;
3462	cf::init_attackmess;
3463	cf::init_dynamic;
3464
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3466		3797
3467	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3468	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3470	(async {	3801	(async {
3471	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3472	EV::loop EV::LOOP_ONESHOT;	3803	EV::loop EV::LOOP_ONESHOT;
3473	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3474	};	3805	};
3475		3806
3476	evthread_start IO::AIO::poll_fileno;	3807	evthread_start IO::AIO::poll_fileno;
3477		3808
3478	cf::sync_job {	3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
3479	reload_resources;	3820	reload_resources;
3480	reload_config;	3821	reload_config;
3481	db_init;
3482		3822
3483	cf::load_settings;
3484	cf::load_materials;
3485	cf::init_uuid;	3823	cf::init_uuid;
3486	cf::init_signals;	3824	cf::init_signals;
3487	cf::init_commands;
3488	cf::init_skills;	3825	cf::init_skills;
3489		3826
3490	cf::init_beforeplay;	3827	cf::init_beforeplay;
3491		3828
3492	atomic;	3829	atomic;
…		…
3497		3834
3498	# no (long-running) fork's whatsoever before this point(!)	3835	# no (long-running) fork's whatsoever before this point(!)
3499	use POSIX ();	3836	use POSIX ();
3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3501		3838
3502	(pop @POST_INIT)->(0) while @POST_INIT;	3839	cf::_post_init 0;
3503	};	3840	};
3504		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
3505	main_loop;	3849	goto &main_loop;
3506	}	3850	}
3507		3851
3508	#############################################################################	3852	#############################################################################
3509	# initialisation and cleanup	3853	# initialisation and cleanup
3510		3854
3511	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3512	BEGIN {	3856	BEGIN {
3513	our %SIGWATCHER = ();	3857	our %SIGWATCHER = ();
3514	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3516	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3517	};	3861	};
3518	}	3862	}
3519	}	3863	}
3520		3864
3521	sub write_runtime_sync {	3865	sub write_runtime_sync {
		3866	my $t0 = AE::time;
		3867
3522	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3523	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3524		3870
3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3526		3872
3527	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3528		3874
3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3530	or return;	3876	or return;
3531		3877
3532	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3533	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3534	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3547	or return;	3893	or return;
3548		3894
3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3550	and return;	3896	and return;
3551		3897
3552	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3553		3899
3554	1	3900	1
3555	}	3901	}
3556		3902
3557	our $uuid_lock;	3903	our $uuid_lock;
…		…
3569	or return;	3915	or return;
3570		3916
3571	my $value = uuid_seq uuid_cur;	3917	my $value = uuid_seq uuid_cur;
3572		3918
3573	unless ($value) {	3919	unless ($value) {
3574	warn "cowardly refusing to write zero uuid value!\n";	3920	info "cowardly refusing to write zero uuid value!\n";
3575	return;	3921	return;
3576	}	3922	}
3577		3923
3578	my $value = uuid_str $value + $uuid_skip;	3924	my $value = uuid_str $value + $uuid_skip;
3579	$uuid_skip = 0;	3925	$uuid_skip = 0;
…		…
3589	or return;	3935	or return;
3590		3936
3591	aio_rename "$uuid~", $uuid	3937	aio_rename "$uuid~", $uuid
3592	and return;	3938	and return;
3593		3939
3594	warn "uuid file written ($value).\n";	3940	trace "uuid file written ($value).\n";
3595		3941
3596	1	3942	1
3597		3943
3598	}	3944	}
3599		3945
…		…
3605	}	3951	}
3606		3952
3607	sub emergency_save() {	3953	sub emergency_save() {
3608	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3609		3955
3610	warn "emergency_perl_save: enter\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3611		3962
3612	cf::sync_job {	3963	cf::sync_job {
3613	# this is a trade-off: we want to be very quick here, so	3964	cf::write_runtime_sync; # external watchdog should not bark
3614	# save all maps without fsync, and later call a global sync
3615	# (which in turn might be very very slow)
3616	local $USE_FSYNC = 0;
3617		3965
3618	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3619	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3620	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3621	warn "emergency_perl_save: begin player save\n";	3969	info "emergency_perl_save: begin player save\n";
3622	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3623	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3624	$pl->valid or next;	3972	$pl->valid or next;
3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3626	$pl->save;	3974	$pl->save;
3627	}	3975	}
3628	warn "emergency_perl_save: end player save\n";	3976	info "emergency_perl_save: end player save\n";
3629		3977
		3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
3630	warn "emergency_perl_save: begin map save\n";	3980	info "emergency_perl_save: begin map save\n";
3631	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3632	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3633	$map->valid or next;	3983	$map->valid or next;
3634	$map->save;	3984	$map->save;
3635	}	3985	}
3636	warn "emergency_perl_save: end map save\n";	3986	info "emergency_perl_save: end map save\n";
3637		3987
		3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
3638	warn "emergency_perl_save: begin database checkpoint\n";	3990	info "emergency_perl_save: begin database checkpoint\n";
3639	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3640	warn "emergency_perl_save: end database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
3641		3993
3642	warn "emergency_perl_save: begin write uuid\n";	3994	info "emergency_perl_save: begin write uuid\n";
3643	write_uuid_sync 1;	3995	write_uuid_sync 1;
3644	warn "emergency_perl_save: end write uuid\n";	3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3645	};	4016	};
3646		4017
3647	warn "emergency_perl_save: starting sync()\n";
3648	IO::AIO::aio_sync sub {
3649	warn "emergency_perl_save: finished sync()\n";
3650	};
3651
3652	warn "emergency_perl_save: leave\n";	4018	info "emergency_perl_save: leave\n";
3653	}	4019	}
3654		4020
3655	sub post_cleanup {	4021	sub post_cleanup {
3656	my ($make_core) = @_;	4022	my ($make_core) = @_;
3657		4023
		4024	IO::AIO::flush;
		4025
3658	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3659	if $make_core;	4027	if $make_core;
3660		4028
3661	my $fh = pidfile;	4029	my $fh = pidfile;
3662	unlink $PIDFILE if <$fh> == $$;	4030	unlink $PIDFILE if <$fh> == $$;
3663	}	4031	}
…		…
3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3684	for my $name (keys %$leaf_symtab) {	4052	for my $name (keys %$leaf_symtab) {
3685	_gv_clear *{"$pkg$name"};	4053	_gv_clear *{"$pkg$name"};
3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3687	}	4055	}
3688	warn "cleared package $pkg\n";#d#
3689	}	4056	}
3690		4057
3691	sub do_reload_perl() {	4058	sub do_reload_perl() {
3692	# can/must only be called in main	4059	# can/must only be called in main
3693	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3694	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3695	return;	4062	return;
3696	}	4063	}
3697		4064
3698	return if $RELOAD++;	4065	return if $RELOAD++;
3699		4066
3700	my $t1 = EV::time;	4067	my $t1 = AE::time;
3701		4068
3702	while ($RELOAD) {	4069	while ($RELOAD) {
3703	warn "reloading...";	4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
3704		4072
3705	warn "entering sync_job";	4073	trace "perl_reload: entering sync_job";
3706		4074
3707	cf::sync_job {	4075	cf::sync_job {
3708	cf::write_runtime_sync; # external watchdog should not bark
3709	cf::emergency_save;	4076	#cf::emergency_save;
3710	cf::write_runtime_sync; # external watchdog should not bark
3711		4077
3712	warn "syncing database to disk";
3713	BDB::db_env_txn_checkpoint $DB_ENV;
3714
3715	# if anything goes wrong in here, we should simply crash as we already saved
3716
3717	warn "flushing outstanding aio requests";
3718	while (IO::AIO::nreqs || BDB::nreqs) {
3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3720	}
3721
3722	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3723	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3724	%EXT_CORO = ();	4080	%EXT_CORO = ();
3725		4081
3726	warn "removing commands";	4082	trace "perl_reload: removing commands";
3727	%COMMAND = ();	4083	%COMMAND = ();
3728		4084
3729	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3730	%EXTCMD = ();	4086	%EXTCMD = ();
3731	%EXTICMD = ();	4087	%EXTICMD = ();
3732		4088
3733	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3734	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3735	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3736		4092
3737	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3738	eval {	4094	eval {
3739	$cb->($pkg);	4095	$cb->($pkg);
3740	1	4096	1
3741	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
3742	}	4098	}
3743		4099
3744	warn "... clearing $pkg";	4100	trace "... clearing $pkg";
3745	clear_package $pkg;	4101	clear_package $pkg;
3746	}	4102	}
3747		4103
3748	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3749	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3751		4107
3752	warn "... unloading $k";	4108	trace "... unloading $k";
3753	delete $INC{$k};	4109	delete $INC{$k};
3754		4110
3755	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3756	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3757		4113
…		…
3760	}	4116	}
3761		4117
3762	clear_package $k;	4118	clear_package $k;
3763	}	4119	}
3764		4120
3765	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3766	clear_package "safe::$_"	4122	clear_package "safe::$_"
3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3768		4124
3769	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3770	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3772		4128
3773	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3774	# and global variables created in xs	4130	# and global variables created in xs
3775	#clear_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3776		4132
3777	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3778		4134
3779	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3780	require cf;	4136	require cf;
3781	cf::_connect_to_perl_1;	4137	cf::_connect_to_perl_1;
3782		4138
3783	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3784	cf::reload_config;	4140	cf::reload_config;
3785		4141
3786	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3787	cf::load_extensions;	4143	cf::load_extensions;
3788		4144
3789	if ($REATTACH_ON_RELOAD) {	4145	if ($REATTACH_ON_RELOAD) {
3790	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3791	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3792	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3793	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3794	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3795	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
3796	}	4152	}
3797		4153
3798	warn "running post_init jobs";	4154	cf::_post_init 1;
3799	(pop @POST_INIT)->(1) while @POST_INIT;
3800		4155
3801	warn "leaving sync_job";	4156	trace "perl_reload: leaving sync_job";
3802		4157
3803	1	4158	1
3804	} or do {	4159	} or do {
3805	warn $@;	4160	error $@;
3806	cf::cleanup "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3807	};	4162	};
3808		4163
3809	warn "reloaded";
3810	--$RELOAD;	4164	--$RELOAD;
3811	}	4165	}
3812		4166
3813	$t1 = EV::time - $t1;	4167	$t1 = AE::time - $t1;
3814	warn "reload completed in ${t1}s\n";	4168	info "perl_reload: completed in ${t1}s\n";
3815	};	4169	};
3816		4170
3817	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3818		4172
3819	sub reload_perl() {	4173	sub reload_perl() {
…		…
3821	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3822		4176
3823	$RELOAD_WATCHER ||= cf::async {	4177	$RELOAD_WATCHER ||= cf::async {
3824	Coro::AIO::aio_wait cache_extensions;	4178	Coro::AIO::aio_wait cache_extensions;
3825		4179
3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3827	do_reload_perl;	4181	do_reload_perl;
3828	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3829	};	4183	};
3830	};	4184	};
3831	}	4185	}
…		…
3840	reload_perl;	4194	reload_perl;
3841	};	4195	};
3842	}	4196	}
3843	};	4197	};
3844		4198
3845	unshift @INC, $LIBDIR;	4199	#############################################################################
3846		4200
3847	my $bug_warning = 0;	4201	my $bug_warning = 0;
3848		4202
3849	our @WAIT_FOR_TICK;
3850	our @WAIT_FOR_TICK_BEGIN;
3851
3852	sub wait_for_tick {	4203	sub wait_for_tick() {
3853	return if tick_inhibit || $Coro::current == $Coro::main;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3854		4205
3855	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3856	push @WAIT_FOR_TICK, $signal;
3857	$signal->wait;
3858	}	4207	}
3859		4208
3860	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3861	return if tick_inhibit || $Coro::current == $Coro::main;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3862		4211
3863	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3864	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3865	$signal->wait;	4214	$signal->wait;
3866	}	4215	}
…		…
3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3871	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3872	return;	4221	return;
3873	}	4222	}
3874		4223
3875	cf::server_tick; # one server iteration	4224	cf::one_tick; # one server iteration
		4225
		4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3876		4227
3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3879	Coro::async_pool {	4230	Coro::async_pool {
3880	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3881	write_runtime_sync	4232	write_runtime_sync
3882	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3883	};	4234	};
3884	}	4235	}
3885		4236
3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3887	$sig->send;	4238	$sig->send;
3888	}	4239	}
3889	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3890	$sig->send;
3891	}
3892		4241
3893	$LOAD = ($NOW - $TICK_START) / $TICK;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3895		4244
3896	if (0) {	4245	if (0) {
3897	if ($NEXT_TICK) {	4246	if ($NEXT_TICK) {
3898	my $jitter = $TICK_START - $NEXT_TICK;	4247	my $jitter = $TICK_START - $NEXT_TICK;
3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3900	warn "jitter $JITTER\n";#d#	4249	debug "jitter $JITTER\n";#d#
3901	}	4250	}
3902	}	4251	}
3903	}	4252	}
3904		4253
3905	{	4254	{
3906	# configure BDB	4255	# configure BDB
		4256	info "initialising database";
3907		4257
3908	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3909	BDB::max_poll_reqs $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3910	$AnyEvent::BDB::WATCHER->priority (1);	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3911		4261
3912	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3913	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3941	};	4291	};
3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3944	};	4294	};
		4295
		4296	info "database initialised";
3945	}	4297	}
3946		4298
3947	{	4299	{
3948	# configure IO::AIO	4300	# configure IO::AIO
3949		4301
		4302	info "initialising aio";
3950	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3951	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3952	undef $AnyEvent::AIO::WATCHER;	4305	undef $AnyEvent::AIO::WATCHER;
		4306	info "aio initialised";
3953	}	4307	}
3954		4308
3955	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3956		4311
3957	sub _log_backtrace {	4312	sub _log_backtrace {
3958	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3959		4314
3960	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3961		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3962	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3963	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3964	++$_log_backtrace;	4323	++$_log_backtrace;
3965	my $perl_bt = Carp::longmess $msg;	4324	my $perl_bt = Carp::longmess $msg;
3966	async {	4325	async {
3967	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3968		4327
…		…
3988	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3989	--$_log_backtrace;	4348	--$_log_backtrace;
3990	};	4349	};
3991	} else {	4350	} else {
3992	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3993	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3994	}	4353	}
3995	}	4354	}
3996		4355
3997	# load additional modules	4356	# load additional modules
3998	require "cf/$_.pm" for @EXTRA_MODULES;	4357	require "cf/$_.pm" for @EXTRA_MODULES;

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