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Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC vs.
Revision 1.608 by root, Sun Nov 18 09:53:57 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	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your 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 GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# 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>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
77	# strictly for debugging	79	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		81
80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
81		83
		84	our @ORIG_INC;
		85
82	our %COMMAND = ();	86	our %COMMAND = ();
83	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
84		88
85	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
86	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
87	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
88	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
90		96
91	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
93		101
94	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
95	our $DATADIR = datadir;	104	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
99	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		117
108	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
109		125
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	128	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	134	our $DB_ENV;
119		135
120	our @EXTRA_MODULES = qw(pod mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		137
122	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
123		140
124	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
126	our $NOW;	144	our $NOW;
127		145
128	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
129	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
130	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
139		157
140	our @POST_INIT;	158	our @POST_INIT;
141		159
142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
143	our $REALLY_UNLOOP; # never set to true, please :)	161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
144		165
145	binmode STDOUT;	166	binmode STDOUT;
146	binmode STDERR;	167	binmode STDERR;
147		168
148	# read virtual server time, if available	169	# read virtual server time, if available
…		…
159		180
160	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
161		182
162	sub cf::map::normalise;	183	sub cf::map::normalise;
163		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
164	#############################################################################	189	#############################################################################
165		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
166	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
167		203
168	=over 4	204	=over 4
169		205
170	=item $cf::UPTIME	206	=item $cf::UPTIME
171		207
172	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
173		224
174	=item $cf::RUNTIME	225	=item $cf::RUNTIME
175		226
176	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
177	every server tick.	228	every server tick.
178		229
179	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
180	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
181	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
182		233
183	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
184	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
185	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
186	database environment.	237	database environment.
187		238
188	=item $cf::NOW
189
190	The time of the last (current) server tick.
191
192	=item $cf::TICK
193
194	The interval between server ticks, in seconds.
195
196	=item $cf::LOADAVG	239	=item $cf::LOADAVG
197		240
198	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
199	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
200	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
209	from wherever your confdir points to.	252	from wherever your confdir points to.
210		253
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		255
213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
214	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
216		277
217	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
218		279
219	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
220	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
221	that call.	282	that call.
222		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
223	=back	290	=back
224		291
225	=cut	292	=cut
226		293
227	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
228	*CORE::GLOBAL::warn = sub {	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
		300	$Coro::State::WARNHOOK = sub {
229	my $msg = join "", @_;	301	my $msg = join "", @_;
230		302
231	$msg .= "\n"	303	$msg .= "\n"
232	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
233		305
234	$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;
235		307
236	LOG llevError, $msg;	308	LOG llevWarn, $msg;
237	};	309	};
238	}
239		310
240	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
241	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
242		313
243	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	318	return;#d#
246	}#d#	319	}#d#
247		320
248	# kill coroutine otherwise	321	# kill coroutine otherwise
249	warn Carp::longmess $_[0];
250	Coro::terminate	322	Coro::terminate
251	};	323	};
252
253	$SIG{__DIE__} = sub { }; #d#?
254		324
255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
272	)) {	342	)) {
273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
274	}	344	}
275		345
276	$EV::DIED = sub {	346	$EV::DIED = sub {
277	warn "error in event callback: @_";	347	warn "error in event callback: $@";
278	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
279		354
280	#############################################################################	355	#############################################################################
281		356
282	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
283		358
…		…
304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
305	$d	380	$d
306	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
307	}	382	}
308		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
309	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
310		437
311	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
312		439
313	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
320		447
321	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
322	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
323		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 $_[0]
		480	}
		481
324	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
325		483
326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
328		486
329	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
330	is a reload or not.	488	is a reload or not.
331		489
332	=cut	490	=cut
333		491
334	sub post_init(&) {	492	sub post_init(&) {
335	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
336	}	511	}
337		512
338	=item cf::lock_wait $string	513	=item cf::lock_wait $string
339		514
340	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
379	}	554	}
380		555
381	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
382		557
383	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
384	get spread over timer.	559	get spread over time.
385		560
386	=cut	561	=cut
387		562
388	sub periodic($$) {	563	sub periodic($$) {
389	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
393	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
394	}	569	}
395		570
396	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
397		572
398	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
399	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
400	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
401		580
402	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
403	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
404		583
405	Useful for short background jobs.	584	Useful for short background jobs.
406		585
407	=cut	586	=cut
408		587
409	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
410	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
411		591
412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
413	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
414	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
415		595
416	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
417		598
418	while () {	599	while () {
419	next_job:	600	next_job:
		601
420	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
421	if ($avail > 0.01) {	603
422	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
423	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
424	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
425	$job->[2]->send;	608	$job->[2]->send;
426	Coro::cede;	609	Coro::cede;
427	goto next_job;	610	goto next_job;
428	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
429	}	613	}
430	}	614	}
431		615
432	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
433	# 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
434	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
435	$signal->wait;
436	} else {	619	} else {
		620	$busy = 0;
437	Coro::schedule;	621	Coro::schedule;
438	}	622	}
439	}	623	}
440	};	624	};
441		625
442	sub get_slot($;$$) {	626	sub get_slot($;$$) {
443	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
444		628
445	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
446		630
447	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
448	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
449		634
450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
452	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
478	=cut	663	=cut
479		664
480	sub sync_job(&) {	665	sub sync_job(&) {
481	my ($job) = @_;	666	my ($job) = @_;
482		667
483	if ($Coro::current == $Coro::main) {	668	if (in_main) {
484	my $time = EV::time;	669	my $time = AE::time;
485		670
486	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
487	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
488		673
489	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
490		675
491	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
492		677
493	my $busy = 1;	678	my $busy = 1;
494	my @res;	679	my @res;
495		680
496	(async {	681	(async {
497	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
498	@res = eval { $job->() };	683	@res = eval { $job->() };
499	warn $@ if $@;	684	error $@ if $@;
500	undef $busy;	685	undef $busy;
501	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
502		687
503	while ($busy) {	688	while ($busy) {
504	if (Coro::nready) {	689	if (Coro::nready) {
…		…
506	} else {	691	} else {
507	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
508	}	693	}
509	}	694	}
510		695
511	my $time = EV::time - $time;	696	my $time = AE::time - $time;
512		697
513	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
514		699
515	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
516	} else {	701	} else {
…		…
538	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
539		724
540	$coro	725	$coro
541	}	726	}
542		727
543	=item fork_call { }, $args	728	=item fork_call { }, @args
544		729
545	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
546	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
547	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
548	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
549		734
550	=cut	735	=cut
551		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
552	sub fork_call(&@) {	741	sub fork_call(&@) {
553	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
554		743
555	# we seemingly have to make a local copy of the whole thing,
556	# otherwise perl prematurely frees the stuff :/
557	# TODO: investigate and fix (likely this will be rather laborious)
558
559	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
560	reset_signals;	745	cf::post_fork;
561	&$cb	746	&$cb
562	}, @args;	747	} @args;
563		748
564	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
565	}	761	}
566		762
567	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
568		764
569	=cut	765	=cut
…		…
606	within each server.	802	within each server.
607		803
608	=cut	804	=cut
609		805
610	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
611	my ($name) = @_;	810	my ($name) = @_;
612	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
613		812
614	eval {	813	eval {
615	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
625	}	824	}
626		825
627	our $DB;	826	our $DB;
628		827
629	sub db_init {	828	sub db_init {
630	cf::sync_job {
631	$DB ||= db_table "db";	829	$DB ||= db_table "db";
632	};
633	}	830	}
634		831
635	sub db_get($$) {	832	sub db_get($$) {
636	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
637		834
638	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
639	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
640		839
641	$! ? ()	840	$! ? ()
642	: $data	841	: $data
643	}
644	}	842	}
645		843
646	sub db_put($$$) {	844	sub db_put($$$) {
647	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
648	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
676		874
677	my @data;	875	my @data;
678	my $md5;	876	my $md5;
679		877
680	for (0 .. $#$src) {	878	for (0 .. $#$src) {
681	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
682	or Carp::croak "$src->[$_]: $!";
683	}	880	}
684		881
685	# if processing is expensive, check	882	# if processing is expensive, check
686	# checksum first	883	# checksum first
687	if (1) {	884	if (1) {
…		…
700		897
701	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
702	}	899	}
703	}	900	}
704		901
705	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
706	my $data = $process->(\@data);	903	my $data = $process->(\@data);
707	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
708		905
709	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
710		907
711	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
712	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
713	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
714		911
…		…
724		921
725	=cut	922	=cut
726		923
727	sub datalog($@) {	924	sub datalog($@) {
728	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
729	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
730	}	927	}
731		928
732	=back	929	=back
733		930
734	=cut	931	=cut
…		…
929		1126
930	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
931	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
932		1129
933	} elsif (ref $type) {	1130	} elsif (ref $type) {
934	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
935		1132
936	} else {	1133	} else {
937	shift @arg;	1134	shift @arg;
938	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
939	}	1136	}
940	}	1137	}
941	}	1138	}
942		1139
943	sub _object_attach {	1140	sub _object_attach {
…		…
953	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
954	}	1151	}
955		1152
956	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
957	} else {	1154	} else {
958	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
959	}	1156	}
960		1157
961	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
962	}	1159	}
963		1160
…		…
1022		1219
1023	for (@$callbacks) {	1220	for (@$callbacks) {
1024	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1025		1222
1026	if ($@) {	1223	if ($@) {
1027	warn "$@";
1028	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1029	override;	1225	override;
1030	}	1226	}
1031		1227
1032	return 1 if $override;	1228	return 1 if $override;
1033	}	1229	}
…		…
1112	for (@$attach) {	1308	for (@$attach) {
1113	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1114	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1115	}	1311	}
1116	} else {	1312	} else {
1117	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1118	}	1314	}
1119	}	1315	}
1120	}	1316	}
1121		1317
1122	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1149	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1150		1346
1151	sync_job {	1347	sync_job {
1152	if (length $$rdata) {	1348	if (length $$rdata) {
1153	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1154	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1155	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1156		1353
1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1158	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1160	if ($cf::USE_FSYNC) {	1357	if ($cf::USE_FSYNC) {
…		…
1182	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1183		1380
1184	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1185	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1186	} else {	1383	} else {
1187	warn "unable to save objects: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1188	}	1385	}
1189	} else {	1386	} else {
1190	aio_unlink $filename;	1387	aio_unlink $filename;
1191	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1192	}	1389	}
…		…
1216	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1217	$av = $st->{objs};	1414	$av = $st->{objs};
1218	}	1415	}
1219		1416
1220	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1221	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1222	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1223		1421
1224	($data, $av)	1422	($data, $av)
1225	}	1423	}
1226		1424
1227	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1231	=cut	1429	=cut
1232		1430
1233	#############################################################################	1431	#############################################################################
1234	# command handling &c	1432	# command handling &c
1235		1433
1236	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1237		1435
1238	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1239	$name.	1437	$name.
1240		1438
1241	=cut	1439	=cut
…		…
1247	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1248		1446
1249	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1250	}	1448	}
1251		1449
1252	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1253		1451
1254	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1255	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1256	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1257	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1258	has logged in successfully.	1456	has logged in successfully.
1259		1457
1260	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1261	called.
1262		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1263	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1264		1466
1265	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1266	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1267	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1268	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1269	log-in.	1471	log-in.
1270		1472
1271	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1272	called.
1273		1474
1274	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1275		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1276	sub register_extcmd {	1482	sub register_extcmd($$) {
1277	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1278		1484
1279	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1280	}	1486	}
1281		1487
1282	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1283	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1284		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1285	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1286	}	1498	}
1287		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1288	use File::Glob ();	1506	use File::Glob ();
1289		1507
1290	cf::player->attach (	1508	cf::player->attach (
1291	on_command => sub {	1509	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1293		1511
1294	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1295	or return;	1513	or return;
1296		1514
…		…
1304	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1305		1523
1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1307		1525
1308	if (ref $msg) {	1526	if (ref $msg) {
1309	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1310	"ARRAY" eq ref $msg
1311	? @$msg
1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1313		1528
1314	my @reply;
1315
1316	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1317	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1318	}	1547	}
1319		1548
1320	$pl->ext_reply ($reply, @reply)
1321	if $reply;
1322
1323	} else {	1549	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1551	}
1326		1552
1327	cf::override;	1553	cf::override;
1328	},	1554	},
1329	);	1555	);
…		…
1339	};	1565	};
1340		1566
1341	$grp	1567	$grp
1342	}	1568	}
1343		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1344	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1345	cf::sync_job {	1586	cf::sync_job {
1346	my %todo;	1587	my %todo;
1347		1588
1348	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1349	next unless -r $path;	1590	next unless -r $path;
…		…
1367		1608
1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1370		1611
1371	$ext{source} =	1612	$ext{source} =
1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1373	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1374	. $source	1615	. $source
1375	. "\n};\n1";	1616	. "\n};\n1";
1376		1617
1377	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1378	}	1619	}
1379		1620
		1621	my $pass = 0;
1380	my %done;	1622	my %done;
1381	while (%todo) {	1623	while (%todo) {
1382	my $progress;	1624	my $progress;
1383		1625
		1626	++$pass;
		1627
		1628	ext:
1384	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1385	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1386	goto skip	1631	next ext
1387	unless exists $done{$_};	1632	unless exists $done{$_};
1388	}	1633	}
1389		1634
1390	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1391		1636
1392	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1393	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1394	: "$v->{base}: extension inactive.\n";
1395		1650
1396	if (exists $v->{meta}{mandatory}) {
1397	warn $msg;
1398	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1399	}	1652	if exists $v->{meta}{mandatory};
1400		1653
1401	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1402	}	1663	}
1403
1404	$done{$k} = delete $todo{$k};
1405	push @EXTS, $v->{pkg};
1406	$progress = 1;
1407	}	1664	}
1408		1665
1409	skip:	1666	unless ($progress) {
1410	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1411	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1412	}	1676	}
1413	};	1677	};
1414	}	1678	}
1415		1679
1416	#############################################################################	1680	#############################################################################
…		…
1500	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1501	}	1765	}
1502	}	1766	}
1503	}	1767	}
1504		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1505	sub save($) {	1782	sub save($) {
1506	my ($pl) = @_;	1783	my ($pl) = @_;
1507		1784
1508	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1509		1786
…		…
1514		1791
1515	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1516	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1517		1794
1518	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1519		1799
1520	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1521	cf::cede_to_tick;	1801	cf::cede_to_tick;
1522	}	1802	}
1523		1803
…		…
1557	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1558		1838
1559	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1561		1841
1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1563	$pl->deactivate;	1843	$pl->deactivate;
		1844
1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1565	$pl->ob->check_score;
1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1567	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1568		1850
1569	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1570	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1571	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1625	\@logins	1907	\@logins
1626	}	1908	}
1627		1909
1628	=item $player->maps	1910	=item $player->maps
1629		1911
		1912	=item cf::player::maps $login
		1913
1630	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1631	player. May block.	1915	player. May block.
1632		1916
1633	=cut	1917	=cut
1634		1918
…		…
1655		1939
1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1657		1941
1658	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1659		1943
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671
1672	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1673		1945
1674	Sends an ext event to the client.	1946	Sends an ext event to the client.
1675		1947
1676	=cut	1948	=cut
…		…
1695		1967
1696	=cut	1968	=cut
1697		1969
1698	sub find_by_path($) {	1970	sub find_by_path($) {
1699	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1700		1974
1701	my ($match, $specificity);	1975	my ($match, $specificity);
1702		1976
1703	for my $region (list) {	1977	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1733	sub generate_random_map {	2007	sub generate_random_map {
1734	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1735		2009
1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1737		2011
1738	# mit "rum" bekleckern, nicht
1739	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1743	$rmp->{exit_on_final_map},
1744	$rmp->{xsize}, $rmp->{ysize},
1745	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1746	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1747	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1748	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1749	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1750	(cf::region::find $rmp->{region}), $rmp->{custom}
1751	)
1752	}	2013	}
1753		2014
1754	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1755		2016
1756	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1761		2022
1762	sub register {	2023	sub register {
1763	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1764	my $pkg = caller;	2025	my $pkg = caller;
1765		2026
1766	no strict;
1767	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1768		2028
1769	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1770	}	2030	}
1771		2031
1772	# also paths starting with '/'	2032	# also paths starting with '/'
1773	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1774		2034
1775	sub thawer_merge {	2035	sub thawer_merge {
1776	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1777		2037
1778	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1783	}	2043	}
1784		2044
1785	sub normalise {	2045	sub normalise {
1786	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1787		2047
1788	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1789		2049
1790	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1791		2051
1792	# map plan:	2052	# map plan:
1793	#	2053	#
…		…
1808	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1809	$path = "$base/$path";	2069	$path = "$base/$path";
1810	}	2070	}
1811		2071
1812	for ($path) {	2072	for ($path) {
1813	redo if s{//}{/};
1814	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1815	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1816	}	2075	}
1817		2076
1818	$path	2077	$path
…		…
1832	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1833	return $self;	2092	return $self;
1834	}	2093	}
1835	}	2094	}
1836		2095
1837	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1838	()	2097	()
1839	}	2098	}
1840		2099
		2100	# may re-bless or do other evil things
1841	sub init {	2101	sub init {
1842	my ($self) = @_;	2102	my ($self) = @_;
1843		2103
1844	$self	2104	$self
1845	}	2105	}
…		…
1910	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1911		2171
1912	1	2172	1
1913	}	2173	}
1914		2174
		2175	# used to laod the header of an original map
1915	sub load_header_orig {	2176	sub load_header_orig {
1916	my ($self) = @_;	2177	my ($self) = @_;
1917		2178
1918	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1919	}	2180	}
1920		2181
		2182	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2183	sub load_header_temp {
1922	my ($self) = @_;	2184	my ($self) = @_;
1923		2185
1924	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1925	}	2187	}
1926		2188
		2189	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2190	sub prepare_temp {
1928	my ($self) = @_;	2191	my ($self) = @_;
1929		2192
1930	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1932	# safety	2195	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2198	}
1936		2199
		2200	# called after loading the header from an original map
1937	sub prepare_orig {	2201	sub prepare_orig {
1938	my ($self) = @_;	2202	my ($self) = @_;
1939		2203
1940	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2229
1966	sub find;	2230	sub find;
1967	sub find {	2231	sub find {
1968	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1969		2233
		2234	cf::cede_to_tick;
		2235
1970	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1971		2237
1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2240
1975	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
1992		2258
1993	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1994	}	2260	}
1995	}	2261	}
1996		2262
1997	sub pre_load { }	2263	sub pre_load { }
1998	sub post_load { }	2264	#sub post_load { } # XS
1999		2265
2000	sub load {	2266	sub load {
2001	my ($self) = @_;	2267	my ($self) = @_;
2002		2268
2003	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006		2272
2007	{	2273	{
2008	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2009		2275
2010	return unless $self->valid;	2276	return unless $self->valid;
2011	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2012
2013	$self->in_memory (cf::MAP_LOADING);
2014		2278
2015	$self->alloc;	2279	$self->alloc;
2016		2280
2017	$self->pre_load;	2281	$self->pre_load;
2018	cf::cede_to_tick;	2282	cf::cede_to_tick;
2019		2283
		2284	if (exists $self->{load_path}) {
2020	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2021	$f->skip_block;	2286	$f->skip_block;
2022	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2023	or return;	2288	or return;
2024		2289
2025	$self->post_load_original	2290	$self->post_load_original
2026	if delete $self->{load_original};	2291	if delete $self->{load_original};
2027		2292
2028	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2029	utf8::encode $uniq;	2294	utf8::encode $uniq;
2030	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2031	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2032	$self->clear_unique_items;	2297	$self->clear_unique_items;
2033	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2034	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2035	}	2301	}
2036	}	2302	}
2037	}
2038		2303
2039	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2040		2311
2041	cf::cede_to_tick;	2312	cf::cede_to_tick;
2042	# now do the right thing for maps	2313	# now do the right thing for maps
2043	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2044	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2048	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2049	$self->decay_objects;	2320	$self->decay_objects;
2050	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2051	$self->update_buttons;	2322	$self->update_buttons;
2052	cf::cede_to_tick;	2323	cf::cede_to_tick;
2053	$self->activate;	2324	#$self->activate; # no longer activate maps automatically
2054	}	2325	}
2055		2326
2056	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2057	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2058
2059	$self->in_memory (cf::MAP_ACTIVE);
2060	}	2329	}
2061		2330
2062	$self->post_load;	2331	$self->post_load;
2063	}
2064		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2065	sub customise_for {	2339	sub customise_for {
2066	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2067		2341
2068	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2069	if $self->per_player;	2343	if $self->per_player;
…		…
2072	# if $self->per_party;	2346	# if $self->per_party;
2073		2347
2074	$self	2348	$self
2075	}	2349	}
2076		2350
2077	# find and load all maps in the 3x3 area around a map
2078	sub load_neighbours {
2079	my ($map) = @_;
2080
2081	my @neigh; # diagonal neighbours
2082
2083	for (0 .. 3) {
2084	my $neigh = $map->tile_path ($_)
2085	or next;
2086	$neigh = find $neigh, $map
2087	or next;
2088	$neigh->load;
2089
2090	push @neigh,
2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2093	}
2094
2095	for (grep defined $_->[0], @neigh) {
2096	my ($path, $origin) = @$_;
2097	my $neigh = find $path, $origin
2098	or next;
2099	$neigh->load;
2100	}
2101	}
2102
2103	sub find_sync {	2351	sub find_sync {
2104	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2105		2353
2106	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2107	}	2359	}
2108		2360
2109	sub do_load_sync {	2361	sub do_load_sync {
2110	my ($map) = @_;	2362	my ($map) = @_;
2111		2363
		2364	# it's a bug to call this from the main context
2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2113	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2114		2367
2115	cf::sync_job { $map->load };	2368	$map->load;
2116	}	2369	}
2117		2370
2118	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2119	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2120		2373
2121	sub find_async {	2374	sub find_async {
2122	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2123		2376
2124	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2125		2378
2126	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2128	}	2381	}
2129		2382
2130	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2131		2384
2132	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2146	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2147		2400
2148	()	2401	()
2149	}	2402	}
2150		2403
		2404	# common code, used by both ->save and ->swapout
2151	sub save {	2405	sub _save {
2152	my ($self) = @_;	2406	my ($self) = @_;
2153
2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2155		2407
2156	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2157		2409
2158	return unless $self->dirty;	2410	return unless $self->dirty;
2159		2411
…		…
2179	} else {	2431	} else {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2181	}	2433	}
2182	}	2434	}
2183		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2184	sub swap_out {	2444	sub swap_out {
2185	my ($self) = @_;	2445	my ($self) = @_;
2186		2446
2187	# save first because save cedes
2188	$self->save;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2192	return if $self->players;	2451	return if $self->players;
2193	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2194	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2195		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2196	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2197		2503
2198	$self->deactivate;	2504	$self->deactivate;
2199	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->clear;	2506	$self->clear;
2201	}
2202
2203	sub reset_at {
2204	my ($self) = @_;
2205
2206	# TODO: safety, remove and allow resettable per-player maps
2207	return 1e99 if $self->{deny_reset};
2208
2209	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2210	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2211
2212	$time + $to
2213	}
2214
2215	sub should_reset {
2216	my ($self) = @_;
2217
2218	$self->reset_at <= $cf::RUNTIME
2219	}
2220
2221	sub reset {
2222	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225
2226	return if $self->players;
2227
2228	warn "resetting map ", $self->path;
2229
2230	$self->in_memory (cf::MAP_SWAPPED);
2231
2232	# need to save uniques path
2233	unless ($self->{deny_save}) {
2234	my $uniq = $self->uniq_path; utf8::encode $uniq;
2235
2236	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2237	if $uniq;
2238	}
2239
2240	delete $cf::MAP{$self->path};
2241
2242	$self->deactivate;
2243	$_->clear_links_to ($self) for values %cf::MAP;
2244	$self->clear;
2245		2507
2246	$self->unlink_save;	2508	$self->unlink_save;
2247	$self->destroy;	2509	$self->destroy;
2248	}	2510	}
2249		2511
…		…
2257		2519
2258	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2259		2521
2260	$self->unlink_save;	2522	$self->unlink_save;
2261		2523
2262	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2263	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2264	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2265	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2267		2529
…		…
2324	: normalise $_	2586	: normalise $_
2325	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2326	]	2588	]
2327	}	2589	}
2328		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2329	=back	2623	=back
2330		2624
2331	=head3 cf::object	2625	=head3 cf::object
2332		2626
2333	=cut	2627	=cut
…		…
2356		2650
2357	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2358		2652
2359	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2360		2654
2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2362	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2363		2657
2364	=cut	2658	=cut
2365		2659
2366	sub deref {	2660	sub deref {
…		…
2465		2759
2466	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2467		2761
2468	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2471	map.	2765	map.
2472		2766
2473	Will never block.	2767	Will never block.
2474		2768
2475	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2496	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2791	my ($self) = @_;
2498		2792
2499	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2500		2794
		2795	++$self->{_link_recursion};
		2796
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2798
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2505		2801
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2803	}
2508		2804
2509	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2511		2807
…		…
2528	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2530		2826
2531	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2534		2830
2535	$map->load;	2831	$map->load;
2536	$map->load_neighbours;
2537		2832
2538	return unless $self->contr->active;	2833	return unless $self->contr->active;
2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2540	$self->activate_recursive;
2541		2834
2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2543	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2544	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2545		2842
		2843	}
		2844
2546	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2547		2846
2548	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2549	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2550	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2551	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2558		2857
2559	our $GOTOGEN;	2858	our $GOTOGEN;
2560		2859
2561	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2562	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2563		2868
2564	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2566		2871
2567	$self->enter_link;	2872	$self->enter_link;
…		…
2587	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2588	}	2893	}
2589	}	2894	}
2590		2895
2591	my $map = eval {	2896	my $map = eval {
2592	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2593		2898
2594	if ($map) {	2899	if ($map) {
2595	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2596	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2597	} else {	2902	} else {
2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2599	}	2904	}
2600		2905
2601	$map	2906	$map
…		…
2609	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2610	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2611	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2612	}	2917	}
2613		2918
2614	$done->() if $done;	2919	$done->($self) if $done;
2615	})->prio (1);	2920	})->prio (1);
2616	}	2921	}
2617		2922
2618	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2619		2924
…		…
2687	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2688		2993
2689	unless (eval {	2994	unless (eval {
2690	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2691		2996
2692	# random map handling
2693	{
2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
2695
2696	prepare_random_map $exit
2697	if $exit->slaying eq "/!";
2698	}
2699
2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2701	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2702	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2703		3023
2704	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2705		3025
2706	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2707	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2712	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2713	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2714	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2715	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2716		3036
2717	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2718	$self->leave_link;	3038	$self->leave_link;
2719	}	3039	}
2720	})->prio (1);	3040	})->prio (1);
2721	}	3041	}
2722		3042
2723	=head3 cf::client	3043	=head3 cf::client
2724		3044
2725	=over 4	3045	=over 4
2726		3046
2727	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2728		3048
2729	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2730	should not be used under normal circumstances.	3050	them as required.
2731		3051
2732	=cut	3052	=cut
2733		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2734	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2735	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2736		3058
2737	utf8::encode $text;	3059	# try lzf for large packets
2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2739	}	3070	}
2740		3071
2741	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2742		3073
2743	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2744	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2745	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2746	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2747		3078
2748	=cut	3079	=cut
2749		3080
2750	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
2751	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2752	"c/identify" => {	3089	"c/identify" => {
2753	id => "infobox",	3090	id => "infobox",
2754	title => "Identify",	3091	title => "Identify",
2755	reply => undef,	3092	reply => undef,
2756	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
…		…
2758	"c/examine" => {	3095	"c/examine" => {
2759	id => "infobox",	3096	id => "infobox",
2760	title => "Examine",	3097	title => "Examine",
2761	reply => undef,	3098	reply => undef,
2762	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
		3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
2763	},	3106	},
2764	"c/book" => {	3107	"c/book" => {
2765	id => "infobox",	3108	id => "infobox",
2766	title => "Book",	3109	title => "Book",
2767	reply => undef,	3110	reply => undef,
…		…
2843	id => "death",	3186	id => "death",
2844	title => "Death",	3187	title => "Death",
2845	reply => undef,	3188	reply => undef,
2846	tooltip => "Reason for and more info about your most recent death",	3189	tooltip => "Reason for and more info about your most recent death",
2847	},	3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
2848	"c/say" => $SAY_CHANNEL,	3197	"c/say" => $SAY_CHANNEL,
2849	"c/chat" => $CHAT_CHANNEL,	3198	"c/chat" => $CHAT_CHANNEL,
2850	);	3199	);
2851		3200
2852	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
…		…
2883	my $pkt = "msg "	3232	my $pkt = "msg "
2884	. $self->{json_coder}->encode (	3233	. $self->{json_coder}->encode (
2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2886	);	3235	);
2887		3236
2888	# try lzf for large packets
2889	$pkt = "lzf " . Compress::LZF::compress $pkt
2890	if 1024 <= length $pkt and $self->{can_lzf};
2891
2892	# split very large packets
2893	if (8192 < length $pkt and $self->{can_lzf}) {
2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2895	$pkt = "frag";
2896	}
2897
2898	$self->send_packet ($pkt);	3237	$self->send_big_packet ($pkt);
2899	}	3238	}
2900		3239
2901	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2902		3241
2903	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2905	=cut	3244	=cut
2906		3245
2907	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2908	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2909		3248
2910	if ($self->extcmd == 2) {
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2912	} elsif ($self->extcmd == 1) { # TODO: remove
2913	push @msg, msgtype => "event_$type";
2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2915	}
2916	}
2917
2918	=item $client->ext_reply ($msgid, @msg)
2919
2920	Sends an ext reply to the client.
2921
2922	=cut
2923
2924	sub cf::client::ext_reply($$@) {
2925	my ($self, $id, @msg) = @_;
2926
2927	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2929	} elsif ($self->extcmd == 1) {
2930	#TODO: version 1, remove
2931	unshift @msg, msgtype => "reply", msgid => $id;
2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2933	}
2934	}	3250	}
2935		3251
2936	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2937		3253
2938	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2993	my ($ns, $buf) = @_;	3309	my ($ns, $buf) = @_;
2994		3310
2995	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3311	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2996		3312
2997	if (ref $msg) {	3313	if (ref $msg) {
2998	my ($type, $reply, @payload) =	3314	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2999	"ARRAY" eq ref $msg
3000	? @$msg
3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3002		3315
3003	my @reply;
3004
3005	if (my $cb = $EXTICMD{$type}) {	3316	if (my $cb = $EXTIACMD{$type}) {
		3317	$cb->(
		3318	$ns,
		3319	sub {
		3320	$ns->ext_msg ("reply-$reply", @_)
		3321	if $reply;
		3322	},
		3323	@payload
		3324	);
		3325	} else {
		3326	my @reply;
		3327
		3328	if (my $cb = $EXTICMD{$type}) {
3006	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
		3330	}
		3331
		3332	$ns->ext_msg ("reply-$reply", @reply)
		3333	if $reply;
3007	}	3334	}
3008
3009	$ns->ext_reply ($reply, @reply)
3010	if $reply;
3011
3012	} else {	3335	} else {
3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3014	}	3337	}
3015		3338
3016	cf::override;	3339	cf::override;
3017	},	3340	},
3018	);	3341	);
…		…
3038		3361
3039	$coro	3362	$coro
3040	}	3363	}
3041		3364
3042	cf::client->attach (	3365	cf::client->attach (
3043	on_destroy => sub {	3366	on_client_destroy => sub {
3044	my ($ns) = @_;	3367	my ($ns) = @_;
3045		3368
3046	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3047	},	3370	},
3048	);	3371	);
…		…
3064	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3065		3388
3066	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3067		3390
3068	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3069	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3070	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3071	sort time	3394	sort time
3072	));	3395	));
3073		3396
3074	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3099	decrease split destroy change_exp value msg lore send_msg)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful send_msg)],	3424	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3103	) {	3426	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3429	for @funs;
3108	}	3430	}
3109		3431
…		…
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3128		3450
3129	%vars = (_dummy => 0) unless %vars;	3451	%vars = (_dummy => 0) unless %vars;
3130		3452
		3453	my @res;
3131	local $_;	3454	local $_;
3132	local @safe::cf::_safe_eval_args = values %vars;
3133		3455
3134	my $eval =	3456	my $eval =
3135	"do {\n"	3457	"do {\n"
3136	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3137	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3138	. $code	3460	. $code
3139	. "\n}"	3461	. "\n}"
3140	;	3462	;
3141		3463
		3464	if ($CFG{safe_eval}) {
3142	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3143	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3144	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3145		3473
3146	if ($@) {	3474	if ($@) {
3147	warn "$@";	3475	warn "$@",
3148	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3149	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3150	}	3478	}
3151		3479
3152	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3153	}	3481	}
3154		3482
…		…
3168	=cut	3496	=cut
3169		3497
3170	sub register_script_function {	3498	sub register_script_function {
3171	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3172		3500
3173	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3174	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3175	}	3503	}
3176		3504
3177	=back	3505	=back
3178		3506
3179	=cut	3507	=cut
3180		3508
3181	#############################################################################	3509	#############################################################################
3182	# the server's init and main functions	3510	# the server's init and main functions
3183		3511
		3512	{
		3513	package cf::face;
		3514
		3515	our %HASH; # hash => idx
		3516	our @DATA; # dynamically-created facedata, only faceste 0 used
		3517	our @FOFS; # file offset, if > 0
		3518	our @SIZE; # size of face, in octets
		3519	our @META; # meta hash of face, if any
		3520	our $DATAFH; # facedata filehandle
		3521
		3522	# internal api, not finalised
		3523	sub set {
		3524	my ($name, $type, $data) = @_;
		3525
		3526	my $idx = cf::face::find $name;
		3527
		3528	if ($idx) {
		3529	delete $HASH{cf::face::get_csum $idx};
		3530	} else {
		3531	$idx = cf::face::alloc $name;
		3532	}
		3533
		3534	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3535
		3536	cf::face::set_type $idx, $type;
		3537	cf::face::set_csum $idx, 0, $hash;
		3538
		3539	# we need to destroy the SV itself, not just modify it, as a running ix
		3540	# might hold a reference to it: "delete" achieves that.
		3541	delete $FOFS[0][$idx];
		3542	delete $DATA[0][$idx];
		3543	$DATA[0][$idx] = $data;
		3544	$SIZE[0][$idx] = length $data;
		3545	delete $META[$idx];
		3546	$HASH{$hash} = $idx;#d#
		3547
		3548	$idx
		3549	}
		3550
		3551	sub _get_data($$$) {
		3552	my ($idx, $set, $cb) = @_;
		3553
		3554	if (defined $DATA[$set][$idx]) {
		3555	$cb->($DATA[$set][$idx]);
		3556	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3557	my $size = $SIZE[$set][$idx];
		3558	my $buf;
		3559	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3560	if ($_[0] == $size) {
		3561	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3562	$cb->($buf);
		3563	} else {
		3564	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3565	}
		3566	};
		3567	} else {
		3568	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3569	}
		3570	}
		3571
		3572	# rather ineffient
		3573	sub cf::face::get_data($;$) {
		3574	my ($idx, $set) = @_;
		3575
		3576	_get_data $idx, $set, Coro::rouse_cb;
		3577	Coro::rouse_wait
		3578	}
		3579
		3580	sub cf::face::ix {
		3581	my ($ns, $set, $idx, $pri) = @_;
		3582
		3583	_get_data $idx, $set, sub {
		3584	$ns->ix_send ($idx, $pri, $_[0]);
		3585	};
		3586	}
		3587	}
		3588
3184	sub load_facedata($) {	3589	sub load_facedata($) {
3185	my ($path) = @_;	3590	my ($path) = @_;
3186		3591
3187	# HACK to clear player env face cache, we need some signal framework
3188	# for this (global event?)
3189	%ext::player_env::MUSIC_FACE_CACHE = ();
3190
3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3592	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3192		3593
3193	warn "loading facedata from $path\n";	3594	trace "loading facedata from $path\n";
3194		3595
3195	my $facedata;	3596	my $facedata = decode_storable load_file "$path/faceinfo";
3196	0 < aio_load $path, $facedata
3197	or die "$path: $!";
3198
3199	$facedata = Coro::Storable::thaw $facedata;
3200		3597
3201	$facedata->{version} == 2	3598	$facedata->{version} == 2
3202	or cf::cleanup "$path: version mismatch, cannot proceed.";	3599	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3203		3600
3204	# patch in the exptable	3601	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3205	$facedata->{resource}{"res/exp_table"} = {	3602	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3206	type => FT_RSRC,	3603
3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3604	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3208	};	3605
3209	cf::cede_to_tick;	3606	# BEGIN ATOMIC
		3607	# from here on, everything must be atomic - no thread switch allowed
		3608	my $t1 = EV::time;
3210		3609
3211	{	3610	{
3212	my $faces = $facedata->{faceinfo};	3611	my $faces = $facedata->{faceinfo};
3213		3612
3214	while (my ($face, $info) = each %$faces) {	3613	for my $face (sort keys %$faces) {
		3614	my $info = $faces->{$face};
3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3615	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3216		3616
3217	cf::face::set_visibility $idx, $info->{visibility};	3617	cf::face::set_visibility $idx, $info->{visibility};
3218	cf::face::set_magicmap $idx, $info->{magicmap};	3618	cf::face::set_magicmap $idx, $info->{magicmap};
3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3619	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3620	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3221		3621	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3222	cf::cede_to_tick;	3622	$cf::face::HASH{$info->{hash64}} = $idx;
		3623	delete $cf::face::META[$idx];
3223	}	3624	}
3224		3625
3225	while (my ($face, $info) = each %$faces) {	3626	while (my ($face, $info) = each %$faces) {
3226	next unless $info->{smooth};	3627	next unless $info->{smooth};
3227		3628
…		…
3230		3631
3231	if (my $smooth = cf::face::find $info->{smooth}) {	3632	if (my $smooth = cf::face::find $info->{smooth}) {
3232	cf::face::set_smooth $idx, $smooth;	3633	cf::face::set_smooth $idx, $smooth;
3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3634	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3234	} else {	3635	} else {
3235	warn "smooth face '$info->{smooth}' not found for face '$face'";	3636	error "smooth face '$info->{smooth}' not found for face '$face'";
3236	}	3637	}
3237
3238	cf::cede_to_tick;
3239	}	3638	}
3240	}	3639	}
3241		3640
3242	{	3641	{
3243	my $anims = $facedata->{animinfo};	3642	my $anims = $facedata->{animinfo};
3244		3643
3245	while (my ($anim, $info) = each %$anims) {	3644	while (my ($anim, $info) = each %$anims) {
3246	cf::anim::set $anim, $info->{frames}, $info->{facings};	3645	cf::anim::set $anim, $info->{frames}, $info->{facings};
3247	cf::cede_to_tick;
3248	}	3646	}
3249		3647
3250	cf::anim::invalidate_all; # d'oh	3648	cf::anim::invalidate_all; # d'oh
3251	}	3649	}
3252		3650
3253	{	3651	{
3254	# TODO: for gcfclient pleasure, we should give resources
3255	# that gcfclient doesn't grok a >10000 face index.
3256	my $res = $facedata->{resource};	3652	my $res = $facedata->{resource};
3257		3653
3258	while (my ($name, $info) = each %$res) {	3654	while (my ($name, $info) = each %$res) {
3259	if (defined $info->{type}) {	3655	if (defined (my $type = $info->{type})) {
		3656	# TODO: different hash - must free and use new index, or cache ixface data queue
3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3657	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3261	my $data;
3262		3658
3263	if ($info->{type} & 1) {
3264	# prepend meta info
3265
3266	my $meta = $enc->encode ({
3267	name => $name,
3268	%{ $info->{meta} || {} },
3269	});
3270
3271	$data = pack "(w/a*)*", $meta, $info->{data};
3272	} else {
3273	$data = $info->{data};
3274	}
3275
3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3277	cf::face::set_type $idx, $info->{type};	3659	cf::face::set_type $idx, $type;
		3660	cf::face::set_csum $idx, 0, $info->{hash};
		3661	$cf::face::SIZE[0][$idx] = $info->{size};
		3662	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3663	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3664	$cf::face::HASH{$info->{hash}} = $idx;
3278	} else {	3665	} else {
3279	$RESOURCE{$name} = $info;	3666	# $RESOURCE{$name} = $info; # unused
3280	}	3667	}
3281
3282	cf::cede_to_tick;
3283	}	3668	}
3284	}	3669	}
		3670
		3671	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3672
		3673	# HACK to clear player env face cache, we need some signal framework
		3674	# for this (global event?)
		3675	%ext::player_env::MUSIC_FACE_CACHE = ();
		3676
		3677	# END ATOMIC
		3678
		3679	cf::debug "facedata atomic update time ", EV::time - $t1;
3285		3680
3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3681	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3287		3682
		3683	aio_close $fh if $fh; # close old facedata
		3684
3288	1	3685	1
3289	}	3686	}
3290
3291	cf::global->attach (on_resource_update => sub {
3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3294
3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3296	my $sound = $soundconf->{compat}[$_]
3297	or next;
3298
3299	my $face = cf::face::find "sound/$sound->[1]";
3300	cf::sound::set $sound->[0] => $face;
3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3302	}
3303
3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
3305	my $face = cf::face::find "sound/$v";
3306	cf::sound::set $k => $face;
3307	}
3308	}
3309	});
3310		3687
3311	register_exticmd fx_want => sub {	3688	register_exticmd fx_want => sub {
3312	my ($ns, $want) = @_;	3689	my ($ns, $want) = @_;
3313		3690
3314	while (my ($k, $v) = each %$want) {	3691	while (my ($k, $v) = each %$want) {
…		…
3322	my $status = load_resource_file_ $_[0];	3699	my $status = load_resource_file_ $_[0];
3323	get_slot 0.1, 100;	3700	get_slot 0.1, 100;
3324	cf::arch::commit_load;	3701	cf::arch::commit_load;
3325		3702
3326	$status	3703	$status
		3704	}
		3705
		3706	sub reload_exp_table {
		3707	_reload_exp_table;
		3708
		3709	cf::face::set
		3710	"res/exp_table" => FT_RSRC,
		3711	JSON::XS->new->utf8->canonical->encode (
		3712	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3713	);
		3714	}
		3715
		3716	sub reload_materials {
		3717	_reload_materials;
3327	}	3718	}
3328		3719
3329	sub reload_regions {	3720	sub reload_regions {
3330	# HACK to clear player env face cache, we need some signal framework	3721	# HACK to clear player env face cache, we need some signal framework
3331	# for this (global event?)	3722	# for this (global event?)
…		…
3339	if exists $_->{match};	3730	if exists $_->{match};
3340	}	3731	}
3341	}	3732	}
3342		3733
3343	sub reload_facedata {	3734	sub reload_facedata {
3344	load_facedata "$DATADIR/facedata"	3735	load_facedata $DATADIR
3345	or die "unable to load facedata\n";	3736	or die "unable to load facedata\n";
3346	}	3737	}
3347		3738
3348	sub reload_archetypes {	3739	sub reload_archetypes {
3349	load_resource_file "$DATADIR/archetypes"	3740	load_resource_file "$DATADIR/archetypes"
3350	or die "unable to load archetypes\n";	3741	or die "unable to load archetypes\n";
		3742
		3743	cf::face::set
		3744	"res/skill_info" => FT_RSRC,
		3745	JSON::XS->new->utf8->canonical->encode (
		3746	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3747	);
		3748
		3749	cf::face::set
		3750	"res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3351	}	3754	}
3352		3755
3353	sub reload_treasures {	3756	sub reload_treasures {
3354	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3355	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3356	}	3759	}
3357		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3358	sub reload_resources {	3781	sub reload_resources {
3359	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3360		3783
		3784	reload_materials;
3361	reload_facedata;	3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
3362	reload_archetypes;	3788	reload_archetypes;
3363	reload_regions;	3789	reload_regions;
3364	reload_treasures;	3790	reload_treasures;
3365		3791
3366	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3367	}	3793	}
3368		3794
3369	sub reload_config {	3795	sub reload_config {
3370	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3371	or return;
3372		3797
3373	local $/;	3798	my $config = load_file "$CONFDIR/config";
3374	*CFG = YAML::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3375		3801
3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3377		3803
3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3380		3806
3381	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3405	seek $fh, 0, 0;	3831	seek $fh, 0, 0;
3406	print $fh $$;	3832	print $fh $$;
3407	}	3833	}
3408		3834
3409	sub main_loop {	3835	sub main_loop {
3410	warn "EV::loop starting\n";	3836	trace "EV::loop starting\n";
3411	if (1) {	3837	if (1) {
3412	EV::loop;	3838	EV::loop;
3413	}	3839	}
3414	warn "EV::loop returned\n";	3840	trace "EV::loop returned\n";
3415	goto &main_loop unless $REALLY_UNLOOP;	3841	goto &main_loop unless $REALLY_UNLOOP;
3416	}	3842	}
3417		3843
3418	sub main {	3844	sub main {
3419	cf::init_globals; # initialise logging	3845	cf::init_globals; # initialise logging
3420		3846
3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3425		3851
3426	cf::init_experience;
3427	cf::init_anim;
3428	cf::init_attackmess;
3429	cf::init_dynamic;
3430
3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3432		3853
3433	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3434	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3436	(async {	3857	(async {
3437	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3438	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3439	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3440	};	3861	};
3441		3862
3442	evthread_start IO::AIO::poll_fileno;	3863	evthread_start IO::AIO::poll_fileno;
3443		3864
3444	cf::sync_job {	3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
3445	reload_resources;	3876	reload_resources;
3446	reload_config;	3877	reload_config;
3447	db_init;
3448		3878
3449	cf::load_settings;
3450	cf::load_materials;
3451	cf::init_uuid;	3879	cf::init_uuid;
3452	cf::init_signals;	3880	cf::init_signals;
3453	cf::init_commands;
3454	cf::init_skills;	3881	cf::init_skills;
3455		3882
3456	cf::init_beforeplay;	3883	cf::init_beforeplay;
3457		3884
3458	atomic;	3885	atomic;
…		…
3460	load_extensions;	3887	load_extensions;
3461		3888
3462	utime time, time, $RUNTIMEFILE;	3889	utime time, time, $RUNTIMEFILE;
3463		3890
3464	# no (long-running) fork's whatsoever before this point(!)	3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3466		3894
3467	(pop @POST_INIT)->(0) while @POST_INIT;	3895	cf::_post_init 0;
3468	};	3896	};
3469		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
3470	main_loop;	3905	goto &main_loop;
3471	}	3906	}
3472		3907
3473	#############################################################################	3908	#############################################################################
3474	# initialisation and cleanup	3909	# initialisation and cleanup
3475		3910
3476	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3477	BEGIN {	3912	BEGIN {
3478	our %SIGWATCHER = ();	3913	our %SIGWATCHER = ();
3479	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3481	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3482	};	3917	};
3483	}	3918	}
3484	}	3919	}
3485		3920
3486	sub write_runtime_sync {	3921	sub write_runtime_sync {
		3922	my $t0 = AE::time;
		3923
3487	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3489		3926
3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3928
3492	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3493		3930
3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3932	or return;
3496		3933
3497	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3512	or return;	3949	or return;
3513		3950
3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3952	and return;
3516		3953
3517	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3955
3519	1	3956	1
3520	}	3957	}
3521		3958
3522	our $uuid_lock;	3959	our $uuid_lock;
…		…
3534	or return;	3971	or return;
3535		3972
3536	my $value = uuid_seq uuid_cur;	3973	my $value = uuid_seq uuid_cur;
3537		3974
3538	unless ($value) {	3975	unless ($value) {
3539	warn "cowardly refusing to write zero uuid value!\n";	3976	info "cowardly refusing to write zero uuid value!\n";
3540	return;	3977	return;
3541	}	3978	}
3542		3979
3543	my $value = uuid_str $value + $uuid_skip;	3980	my $value = uuid_str $value + $uuid_skip;
3544	$uuid_skip = 0;	3981	$uuid_skip = 0;
…		…
3554	or return;	3991	or return;
3555		3992
3556	aio_rename "$uuid~", $uuid	3993	aio_rename "$uuid~", $uuid
3557	and return;	3994	and return;
3558		3995
3559	warn "uuid file written ($value).\n";	3996	trace "uuid file written ($value).\n";
3560		3997
3561	1	3998	1
3562		3999
3563	}	4000	}
3564		4001
…		…
3570	}	4007	}
3571		4008
3572	sub emergency_save() {	4009	sub emergency_save() {
3573	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3574		4011
3575	warn "emergency_perl_save: enter\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3576		4018
3577	cf::sync_job {	4019	cf::sync_job {
3578	# this is a trade-off: we want to be very quick here, so	4020	cf::write_runtime_sync; # external watchdog should not bark
3579	# save all maps without fsync, and later call a global sync
3580	# (which in turn might be very very slow)
3581	local $USE_FSYNC = 0;
3582		4021
3583	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3584	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3585	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3586	warn "emergency_perl_save: begin player save\n";	4025	info "emergency_perl_save: begin player save\n";
3587	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3588	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3589	$pl->valid or next;	4028	$pl->valid or next;
3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3591	$pl->save;	4030	$pl->save;
3592	}	4031	}
3593	warn "emergency_perl_save: end player save\n";	4032	info "emergency_perl_save: end player save\n";
3594		4033
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3595	warn "emergency_perl_save: begin map save\n";	4036	info "emergency_perl_save: begin map save\n";
3596	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3597	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3598	$map->valid or next;	4039	$map->valid or next;
3599	$map->save;	4040	$map->save;
3600	}	4041	}
3601	warn "emergency_perl_save: end map save\n";	4042	info "emergency_perl_save: end map save\n";
3602		4043
		4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
3603	warn "emergency_perl_save: begin database checkpoint\n";	4046	info "emergency_perl_save: begin database checkpoint\n";
3604	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3605	warn "emergency_perl_save: end database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3606		4049
3607	warn "emergency_perl_save: begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3608	write_uuid_sync 1;	4051	write_uuid_sync 1;
3609	warn "emergency_perl_save: end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3610	};	4072	};
3611		4073
3612	warn "emergency_perl_save: starting sync()\n";
3613	IO::AIO::aio_sync sub {
3614	warn "emergency_perl_save: finished sync()\n";
3615	};
3616
3617	warn "emergency_perl_save: leave\n";	4074	info "emergency_perl_save: leave\n";
3618	}	4075	}
3619		4076
3620	sub post_cleanup {	4077	sub post_cleanup {
3621	my ($make_core) = @_;	4078	my ($make_core) = @_;
3622		4079
		4080	IO::AIO::flush;
		4081
3623	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3624	if $make_core;	4083	if $make_core;
3625		4084
3626	my $fh = pidfile;	4085	my $fh = pidfile;
3627	unlink $PIDFILE if <$fh> == $$;	4086	unlink $PIDFILE if <$fh> == $$;
3628	}	4087	}
…		…
3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3649	for my $name (keys %$leaf_symtab) {	4108	for my $name (keys %$leaf_symtab) {
3650	_gv_clear *{"$pkg$name"};	4109	_gv_clear *{"$pkg$name"};
3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3652	}	4111	}
3653	warn "cleared package $pkg\n";#d#
3654	}	4112	}
3655		4113
3656	sub do_reload_perl() {	4114	sub do_reload_perl() {
3657	# can/must only be called in main	4115	# can/must only be called in main
3658	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3659	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3660	return;	4118	return;
3661	}	4119	}
3662		4120
3663	return if $RELOAD++;	4121	return if $RELOAD++;
3664		4122
3665	my $t1 = EV::time;	4123	my $t1 = AE::time;
3666		4124
3667	while ($RELOAD) {	4125	while ($RELOAD) {
3668	warn "reloading...";	4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
3669		4128
3670	warn "entering sync_job";	4129	trace "perl_reload: entering sync_job";
3671		4130
3672	cf::sync_job {	4131	cf::sync_job {
3673	cf::write_runtime_sync; # external watchdog should not bark
3674	cf::emergency_save;	4132	#cf::emergency_save;
3675	cf::write_runtime_sync; # external watchdog should not bark
3676		4133
3677	warn "syncing database to disk";
3678	BDB::db_env_txn_checkpoint $DB_ENV;
3679
3680	# if anything goes wrong in here, we should simply crash as we already saved
3681
3682	warn "flushing outstanding aio requests";
3683	while (IO::AIO::nreqs || BDB::nreqs) {
3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3685	}
3686
3687	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3688	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3689	%EXT_CORO = ();	4136	%EXT_CORO = ();
3690		4137
3691	warn "removing commands";	4138	trace "perl_reload: removing commands";
3692	%COMMAND = ();	4139	%COMMAND = ();
3693		4140
3694	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3695	%EXTCMD = ();	4142	%EXTCMD = ();
3696	%EXTICMD = ();	4143	%EXTICMD = ();
3697		4144
3698	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3699	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3700	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3701		4148
3702	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3703	eval {	4150	eval {
3704	$cb->($pkg);	4151	$cb->($pkg);
3705	1	4152	1
3706	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
3707	}	4154	}
3708		4155
3709	warn "... clearing $pkg";	4156	trace "... clearing $pkg";
3710	clear_package $pkg;	4157	clear_package $pkg;
3711	}	4158	}
3712		4159
3713	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3714	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3716		4163
3717	warn "... unloading $k";	4164	trace "... unloading $k";
3718	delete $INC{$k};	4165	delete $INC{$k};
3719		4166
3720	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3721	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3722		4169
…		…
3725	}	4172	}
3726		4173
3727	clear_package $k;	4174	clear_package $k;
3728	}	4175	}
3729		4176
3730	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3731	clear_package "safe::$_"	4178	clear_package "safe::$_"
3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3733		4180
3734	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3735	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3737		4184
3738	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3739	# and global variables created in xs	4186	# and global variables created in xs
3740	#clear_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3741		4188
3742	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3743		4190
3744	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3745	require cf;	4192	require cf;
3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3747		4194
3748	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3749	cf::reload_config;	4196	cf::reload_config;
3750		4197
3751	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3752	cf::load_extensions;	4199	cf::load_extensions;
3753		4200
3754	if ($REATTACH_ON_RELOAD) {	4201	if ($REATTACH_ON_RELOAD) {
3755	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3756	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3757	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3758	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3759	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3760	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
3761	}	4208	}
3762		4209
3763	warn "running post_init jobs";	4210	cf::_post_init 1;
3764	(pop @POST_INIT)->(1) while @POST_INIT;
3765		4211
3766	warn "leaving sync_job";	4212	trace "perl_reload: leaving sync_job";
3767		4213
3768	1	4214	1
3769	} or do {	4215	} or do {
3770	warn $@;	4216	error $@;
3771	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3772	};	4218	};
3773		4219
3774	warn "reloaded";
3775	--$RELOAD;	4220	--$RELOAD;
3776	}	4221	}
3777		4222
3778	$t1 = EV::time - $t1;	4223	$t1 = AE::time - $t1;
3779	warn "reload completed in ${t1}s\n";	4224	info "perl_reload: completed in ${t1}s\n";
3780	};	4225	};
3781		4226
3782	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3783		4228
3784	sub reload_perl() {	4229	sub reload_perl() {
…		…
3786	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3787		4232
3788	$RELOAD_WATCHER ||= cf::async {	4233	$RELOAD_WATCHER ||= cf::async {
3789	Coro::AIO::aio_wait cache_extensions;	4234	Coro::AIO::aio_wait cache_extensions;
3790		4235
3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3792	do_reload_perl;	4237	do_reload_perl;
3793	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3794	};	4239	};
3795	};	4240	};
3796	}	4241	}
…		…
3805	reload_perl;	4250	reload_perl;
3806	};	4251	};
3807	}	4252	}
3808	};	4253	};
3809		4254
3810	unshift @INC, $LIBDIR;	4255	#############################################################################
3811		4256
3812	my $bug_warning = 0;	4257	my $bug_warning = 0;
3813		4258
3814	our @WAIT_FOR_TICK;
3815	our @WAIT_FOR_TICK_BEGIN;
3816
3817	sub wait_for_tick {	4259	sub wait_for_tick() {
3818	return if tick_inhibit || $Coro::current == $Coro::main;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3819		4261
3820	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3821	push @WAIT_FOR_TICK, $signal;
3822	$signal->wait;
3823	}	4263	}
3824		4264
3825	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3826	return if tick_inhibit || $Coro::current == $Coro::main;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3827		4267
3828	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3829	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3830	$signal->wait;	4270	$signal->wait;
3831	}	4271	}
…		…
3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3836	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3837	return;	4277	return;
3838	}	4278	}
3839		4279
3840	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
		4281
		4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3841		4283
3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3844	Coro::async_pool {	4286	Coro::async_pool {
3845	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3846	write_runtime_sync	4288	write_runtime_sync
3847	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3848	};	4290	};
3849	}	4291	}
3850		4292
3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3852	$sig->send;	4294	$sig->send;
3853	}	4295	}
3854	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3855	$sig->send;
3856	}
3857		4297
3858	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3860		4300
3861	if (0) {	4301	if (0) {
3862	if ($NEXT_TICK) {	4302	if ($NEXT_TICK) {
3863	my $jitter = $TICK_START - $NEXT_TICK;	4303	my $jitter = $TICK_START - $NEXT_TICK;
3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3865	warn "jitter $JITTER\n";#d#	4305	debug "jitter $JITTER\n";#d#
3866	}	4306	}
3867	}	4307	}
3868	}	4308	}
3869		4309
3870	{	4310	{
3871	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
3872		4313
3873	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3874	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3875	$AnyEvent::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3876		4317
3877	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3878	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3906	};	4347	};
3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3909	};	4350	};
		4351
		4352	info "database initialised";
3910	}	4353	}
3911		4354
3912	{	4355	{
3913	# configure IO::AIO	4356	# configure IO::AIO
3914		4357
		4358	info "initialising aio";
3915	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3916	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3917	undef $AnyEvent::AIO::WATCHER;	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
3918	}	4363	}
3919		4364
3920	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3921		4367
3922	sub _log_backtrace {	4368	sub _log_backtrace {
3923	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3924		4370
3925	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3926		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3927	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3928	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3929	++$_log_backtrace;	4379	++$_log_backtrace;
3930	my $perl_bt = Carp::longmess $msg;	4380	my $perl_bt = Carp::longmess $msg;
3931	async {	4381	async {
3932	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3933		4383
…		…
3953	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3954	--$_log_backtrace;	4404	--$_log_backtrace;
3955	};	4405	};
3956	} else {	4406	} else {
3957	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3958	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3959	}	4409	}
3960	}	4410	}
3961		4411
3962	# load additional modules	4412	# load additional modules
3963	require "cf/$_.pm" for @EXTRA_MODULES;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3964		4415
3965	END { cf::emergency_save }	4416	END { cf::emergency_save }
3966		4417
3967	1	4418	1
3968		4419

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