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Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 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
…		…
72		74
73	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
78		85
79	our %COMMAND = ();	86	our %COMMAND = ();
80	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
81		88
82	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
83	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
84	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
85	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
87		96
88	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
89	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
90		101
91	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
92	our $DATADIR = datadir;	104	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
96	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		117
105	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;
106		125
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	128	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		130
112	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	134	our $DB_ENV;
116		135
117	our @EXTRA_MODULES = qw(pod mapscript);	136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		137
119	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		140
121	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
123	our $NOW;	144	our $NOW;
124		145
125	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	155	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
136		157
137	our @POST_INIT;	158	our @POST_INIT;
138		159
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
140		165
141	binmode STDOUT;	166	binmode STDOUT;
142	binmode STDERR;	167	binmode STDERR;
143		168
144	# read virtual server time, if available	169	# read virtual server time, if available
…		…
155		180
156	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
157		182
158	sub cf::map::normalise;	183	sub cf::map::normalise;
159		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
160	#############################################################################	189	#############################################################################
161		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
162	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
163		203
164	=over 4	204	=over 4
165		205
166	=item $cf::UPTIME	206	=item $cf::UPTIME
167		207
168	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.
169		224
170	=item $cf::RUNTIME	225	=item $cf::RUNTIME
171		226
172	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
173	every server tick.	228	every server tick.
174		229
175	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
176	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
177	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
178		233
179	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
180	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
181	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
182	database environment.	237	database environment.
183		238
184	=item $cf::NOW
185
186	The time of the last (current) server tick.
187
188	=item $cf::TICK
189
190	The interval between server ticks, in seconds.
191
192	=item $cf::LOADAVG	239	=item $cf::LOADAVG
193		240
194	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
205	from wherever your confdir points to.	252	from wherever your confdir points to.
206		253
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		255
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
210	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
213	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
214		278
215	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	281	that call.
218		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
219	=back	289	=back
220		290
221	=cut	291	=cut
222		292
223	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	300	my $msg = join "", @_;
226		301
227	$msg .= "\n"	302	$msg .= "\n"
228	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
229		304
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		306
232	LOG llevError, $msg;	307	LOG llevWarn, $msg;
233	};	308	};
234	}
235		309
236	$Coro::State::DIEHOOK = sub {	310	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	311	return unless $^S eq 0; # "eq", not "=="
238		312
239	if ($Coro::current == $Coro::main) {#d#	313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	316	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	317	return;#d#
242	}#d#	318	}#d#
243		319
244	# kill coroutine otherwise	320	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	321	Coro::terminate
247	};	322	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		323
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	341	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	343	}
271		344
272	$EV::DIED = sub {	345	$EV::DIED = sub {
273	warn "error in event callback: @_";	346	warn "error in event callback: $@";
274	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
275		353
276	#############################################################################	354	#############################################################################
277		355
278	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
279		357
…		…
300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301	$d	379	$d
302	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
303	}	381	}
304		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
305	=item $ref = cf::decode_json $json	435	=item $ref = cf::decode_json $json
306		436
307	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
308		438
309	=item $json = cf::encode_json $ref	439	=item $json = cf::encode_json $ref
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		446
317	sub encode_json($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
319		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
320	=item cf::post_init { BLOCK }	481	=item cf::post_init { BLOCK }
321		482
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	484	but I<before> the server starts ticking again.
324		485
325	The cdoeblock will have a single boolean argument to indicate whether this	486	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	487	is a reload or not.
327		488
328	=cut	489	=cut
329		490
330	sub post_init(&) {	491	sub post_init(&) {
331	push @POST_INIT, shift;	492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
332	}	510	}
333		511
334	=item cf::lock_wait $string	512	=item cf::lock_wait $string
335		513
336	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	553	}
376		554
377	=item cf::periodic $interval, $cb	555	=item cf::periodic $interval, $cb
378		556
379	Like EV::periodic, but randomly selects a starting point so that the actions	557	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	558	get spread over time.
381		559
382	=cut	560	=cut
383		561
384	sub periodic($$) {	562	sub periodic($$) {
385	my ($interval, $cb) = @_;	563	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	567	EV::periodic $start, $interval, 0, $cb
390	}	568	}
391		569
392	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
393		571
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
396	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
397		579
398	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
399	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
400		582
401	Useful for short background jobs.	583	Useful for short background jobs.
402		584
403	=cut	585	=cut
404		586
405	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
407		590
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	593	$Coro::current->desc ("timeslot manager");
411		594
412	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
413		597
414	while () {	598	while () {
415	next_job:	599	next_job:
		600
416	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	602
418	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	607	$job->[2]->send;
422	Coro::cede;	608	Coro::cede;
423	goto next_job;	609	goto next_job;
424	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	612	}
426	}	613	}
427		614
428	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
431	$signal->wait;
432	} else {	618	} else {
		619	$busy = 0;
433	Coro::schedule;	620	Coro::schedule;
434	}	621	}
435	}	622	}
436	};	623	};
437		624
438	sub get_slot($;$$) {	625	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	626	return if tick_inhibit || $Coro::current == $Coro::main;
440		627
441	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
442		629
443	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
444	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
445		633
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
474	=cut	662	=cut
475		663
476	sub sync_job(&) {	664	sub sync_job(&) {
477	my ($job) = @_;	665	my ($job) = @_;
478		666
479	if ($Coro::current == $Coro::main) {	667	if (in_main) {
480	my $time = EV::time;	668	my $time = AE::time;
481		669
482	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
484		672
485	LOG llevError, Carp::longmess "sync job";#d#	673	#LOG llevError, Carp::longmess "sync job";#d#
486		674
487	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
488		676
489	my $busy = 1;	677	my $busy = 1;
490	my @res;	678	my @res;
491		679
492	(async {	680	(async {
493	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	682	@res = eval { $job->() };
495	warn $@ if $@;	683	error $@ if $@;
496	undef $busy;	684	undef $busy;
497	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
498		686
499	while ($busy) {	687	while ($busy) {
500	if (Coro::nready) {	688	if (Coro::nready) {
…		…
502	} else {	690	} else {
503	EV::loop EV::LOOP_ONESHOT;	691	EV::loop EV::LOOP_ONESHOT;
504	}	692	}
505	}	693	}
506		694
507	my $time = EV::time - $time;	695	my $time = AE::time - $time;
508		696
509	$TICK_START += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
510		698
511	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
512	} else {	700	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
535		723
536	$coro	724	$coro
537	}	725	}
538		726
539	=item fork_call { }, $args	727	=item fork_call { }, @args
540		728
541	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	732	never block itself or use any form of event handling.
545		733
546	=cut	734	=cut
547		735
		736	sub post_fork {
		737	reset_signals;
		738	}
		739
548	sub fork_call(&@) {	740	sub fork_call(&@) {
549	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
550		742
551	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
554		746
555	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
556	reset_signals;	748	cf::post_fork;
557	&$cb	749	&$cb
558	}, @args;	750	} @args;
559		751
560	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
561	}	764	}
562		765
563	=item $coin = coin_from_name $name	766	=item $coin = coin_from_name $name
564		767
565	=cut	768	=cut
…		…
602	within each server.	805	within each server.
603		806
604	=cut	807	=cut
605		808
606	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
607	my ($name) = @_;	813	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
609		815
610	eval {	816	eval {
611	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
621	}	827	}
622		828
623	our $DB;	829	our $DB;
624		830
625	sub db_init {	831	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	832	$DB ||= db_table "db";
628	};
629	}	833	}
630		834
631	sub db_get($$) {	835	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
633		837
634	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
635	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
636		842
637	$! ? ()	843	$! ? ()
638	: $data	844	: $data
639	}
640	}	845	}
641		846
642	sub db_put($$$) {	847	sub db_put($$$) {
643	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		877
673	my @data;	878	my @data;
674	my $md5;	879	my $md5;
675		880
676	for (0 .. $#$src) {	881	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	883	}
680		884
681	# if processing is expensive, check	885	# if processing is expensive, check
682	# checksum first	886	# checksum first
683	if (1) {	887	if (1) {
…		…
696		900
697	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
698	}	902	}
699	}	903	}
700		904
701	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
702	my $data = $process->(\@data);	906	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
704		908
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		910
707	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
710		914
…		…
720		924
721	=cut	925	=cut
722		926
723	sub datalog($@) {	927	sub datalog($@) {
724	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	930	}
727		931
728	=back	932	=back
729		933
730	=cut	934	=cut
…		…
925		1129
926	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1132
929	} elsif (ref $type) {	1133	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
931		1135
932	} else {	1136	} else {
933	shift @arg;	1137	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
935	}	1139	}
936	}	1140	}
937	}	1141	}
938		1142
939	sub _object_attach {	1143	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
950	}	1154	}
951		1155
952	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
953	} else {	1157	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1159	}
956		1160
957	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
958	}	1162	}
959		1163
…		…
1018		1222
1019	for (@$callbacks) {	1223	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
1021		1225
1022	if ($@) {	1226	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1228	override;
1026	}	1229	}
1027		1230
1028	return 1 if $override;	1231	return 1 if $override;
1029	}	1232	}
…		…
1108	for (@$attach) {	1311	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1111	}	1314	}
1112	} else {	1315	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1317	}
1115	}	1318	}
1116	}	1319	}
1117		1320
1118	cf::attachable->attach (	1321	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1146		1349
1147	sync_job {	1350	sync_job {
1148	if (length $$rdata) {	1351	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1152		1356
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1358	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1362	aio_fsync $fh;
		1363	}
1157	aio_close $fh;	1364	aio_close $fh;
1158		1365
1159	if (@$objs) {	1366	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1368	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1373	aio_fsync $fh;
		1374	}
1165	aio_close $fh;	1375	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1377	}
1168	} else {	1378	} else {
1169	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
1173		1383
1174	$filename =~ s%/[^/]+$%%;	1384	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1385	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1386	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1178	}	1388	}
1179	} else {	1389	} else {
1180	aio_unlink $filename;	1390	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1182	}	1392	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1416	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1417	$av = $st->{objs};
1208	}	1418	}
1209		1419
1210	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1213		1424
1214	($data, $av)	1425	($data, $av)
1215	}	1426	}
1216		1427
1217	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1221	=cut	1432	=cut
1222		1433
1223	#############################################################################	1434	#############################################################################
1224	# command handling &c	1435	# command handling &c
1225		1436
1226	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1227		1438
1228	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1229	$name.	1440	$name.
1230		1441
1231	=cut	1442	=cut
…		…
1237	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1238		1449
1239	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1240	}	1451	}
1241		1452
1242	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1243		1454
1244	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1245	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1246	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1247	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1248	has logged in successfully.	1459	has logged in successfully.
1249		1460
1250	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1251	called.
1252		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1253	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1254		1469
1255	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1256	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1257	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1258	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1259	log-in.	1474	log-in.
1260		1475
1261	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1262	called.
1263		1477
1264	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1265		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1266	sub register_extcmd {	1485	sub register_extcmd($$) {
1267	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1268		1487
1269	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1270	}	1489	}
1271		1490
1272	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1273	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1274		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1275	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1276	}	1501	}
1277		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
1278	use File::Glob ();	1509	use File::Glob ();
1279		1510
1280	cf::player->attach (	1511	cf::player->attach (
1281	on_command => sub {	1512	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1283		1514
1284	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1285	or return;	1516	or return;
1286		1517
…		…
1294	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1295		1526
1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1297		1528
1298	if (ref $msg) {	1529	if (ref $msg) {
1299	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1300	"ARRAY" eq ref $msg
1301	? @$msg
1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1303		1531
1304	my @reply;
1305
1306	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1307	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1308	}	1550	}
1309		1551
1310	$pl->ext_reply ($reply, @reply)
1311	if $reply;
1312
1313	} else {	1552	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1554	}
1316		1555
1317	cf::override;	1556	cf::override;
1318	},	1557	},
1319	);	1558	);
1320		1559
1321	# "readahead" all extensions	1560	# "readahead" all extensions
1322	sub cache_extensions {	1561	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1562	my $grp = IO::AIO::aio_group;
1324		1563
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1565	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1567	}
1329	};	1568	};
1330		1569
1331	$grp	1570	$grp
1332	}	1571	}
1333		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1334	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1335	cf::sync_job {	1589	cf::sync_job {
1336	my %todo;	1590	my %todo;
1337		1591
1338	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1593	next unless -r $path;
…		…
1357		1611
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1614
1361	$ext{source} =	1615	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1364	. $source	1618	. $source
1365	. "\n};\n1";	1619	. "\n};\n1";
1366		1620
1367	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1368	}	1622	}
1369		1623
		1624	my $pass = 0;
1370	my %done;	1625	my %done;
1371	while (%todo) {	1626	while (%todo) {
1372	my $progress;	1627	my $progress;
1373		1628
		1629	++$pass;
		1630
		1631	ext:
1374	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1634	next ext
1377	unless exists $done{$_};	1635	unless exists $done{$_};
1378	}	1636	}
1379		1637
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1639
1382	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1653
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1655	if exists $v->{meta}{mandatory};
1390		1656
1391	warn $msg;	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1658	delete $todo{$k};
		1659	} else {
		1660	$done{$k} = delete $todo{$k};
		1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1392	}	1666	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1667	}
1398		1668
1399	skip:	1669	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1402	}	1679	}
1403	};	1680	};
1404	}	1681	}
1405		1682
1406	#############################################################################	1683	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1491	}	1768	}
1492	}	1769	}
1493	}	1770	}
1494		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1495	sub save($) {	1785	sub save($) {
1496	my ($pl) = @_;	1786	my ($pl) = @_;
1497		1787
1498	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1499		1789
…		…
1504		1794
1505	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1507		1797
1508	cf::get_slot 0.01;	1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1802
1510	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1804	cf::cede_to_tick;
1512	}	1805	}
1513		1806
…		…
1547	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1548		1841
1549	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1844
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1846	$pl->deactivate;
		1847
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1557	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1558		1853
1559	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1615	\@logins	1910	\@logins
1616	}	1911	}
1617		1912
1618	=item $player->maps	1913	=item $player->maps
1619		1914
		1915	=item cf::player::maps $login
		1916
1620	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1621	player. May block.	1918	player. May block.
1622		1919
1623	=cut	1920	=cut
1624		1921
…		…
1645		1942
1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1647		1944
1648	Expand deliantra pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1649		1946
1650	=item $player->ext_reply ($msgid, @msg)
1651
1652	Sends an ext reply to the player.
1653
1654	=cut
1655
1656	sub ext_reply($$@) {
1657	my ($self, $id, @msg) = @_;
1658
1659	$self->ns->ext_reply ($id, @msg)
1660	}
1661
1662	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1663		1948
1664	Sends an ext event to the client.	1949	Sends an ext event to the client.
1665		1950
1666	=cut	1951	=cut
…		…
1685		1970
1686	=cut	1971	=cut
1687		1972
1688	sub find_by_path($) {	1973	sub find_by_path($) {
1689	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1690		1977
1691	my ($match, $specificity);	1978	my ($match, $specificity);
1692		1979
1693	for my $region (list) {	1980	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	sub generate_random_map {	2010	sub generate_random_map {
1724	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1725		2012
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		2014
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	2016	}
1743		2017
1744	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1745		2019
1746	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1751		2025
1752	sub register {	2026	sub register {
1753	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2028	my $pkg = caller;
1755		2029
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2031
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2033	}
1761		2034
1762	# also paths starting with '/'	2035	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2037
1765	sub thawer_merge {	2038	sub thawer_merge {
1766	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1767		2040
1768	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1773	}	2046	}
1774		2047
1775	sub normalise {	2048	sub normalise {
1776	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1777		2050
1778	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1779		2052
1780	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1781		2054
1782	# map plan:	2055	# map plan:
1783	#	2056	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2072	$path = "$base/$path";
1800	}	2073	}
1801		2074
1802	for ($path) {	2075	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1806	}	2078	}
1807		2079
1808	$path	2080	$path
…		…
1822	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1823	return $self;	2095	return $self;
1824	}	2096	}
1825	}	2097	}
1826		2098
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2100	()
1829	}	2101	}
1830		2102
		2103	# may re-bless or do other evil things
1831	sub init {	2104	sub init {
1832	my ($self) = @_;	2105	my ($self) = @_;
1833		2106
1834	$self	2107	$self
1835	}	2108	}
…		…
1900	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1901		2174
1902	1	2175	1
1903	}	2176	}
1904		2177
		2178	# used to laod the header of an original map
1905	sub load_header_orig {	2179	sub load_header_orig {
1906	my ($self) = @_;	2180	my ($self) = @_;
1907		2181
1908	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1909	}	2183	}
1910		2184
		2185	# used to laod the header of an instantiated map
1911	sub load_header_temp {	2186	sub load_header_temp {
1912	my ($self) = @_;	2187	my ($self) = @_;
1913		2188
1914	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1915	}	2190	}
1916		2191
		2192	# called after loading the header from an instantiated map
1917	sub prepare_temp {	2193	sub prepare_temp {
1918	my ($self) = @_;	2194	my ($self) = @_;
1919		2195
1920	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1921	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1922	# safety	2198	# safety
1923	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1924	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1925	}	2201	}
1926		2202
		2203	# called after loading the header from an original map
1927	sub prepare_orig {	2204	sub prepare_orig {
1928	my ($self) = @_;	2205	my ($self) = @_;
1929		2206
1930	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1931	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1955		2232
1956	sub find;	2233	sub find;
1957	sub find {	2234	sub find {
1958	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1959		2236
		2237	cf::cede_to_tick;
		2238
1960	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1961		2240
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1964		2243
1965	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
…		…
1982		2261
1983	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1984	}	2263	}
1985	}	2264	}
1986		2265
1987	sub pre_load { }	2266	sub pre_load { }
1988	sub post_load { }	2267	#sub post_load { } # XS
1989		2268
1990	sub load {	2269	sub load {
1991	my ($self) = @_;	2270	my ($self) = @_;
1992		2271
1993	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1996		2275
1997	{	2276	{
1998	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1999		2278
2000	return unless $self->valid;	2279	return unless $self->valid;
2001	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
2002
2003	$self->in_memory (cf::MAP_LOADING);
2004		2281
2005	$self->alloc;	2282	$self->alloc;
2006		2283
2007	$self->pre_load;	2284	$self->pre_load;
2008	cf::cede_to_tick;	2285	cf::cede_to_tick;
2009		2286
		2287	if (exists $self->{load_path}) {
2010	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
2011	$f->skip_block;	2289	$f->skip_block;
2012	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
2013	or return;	2291	or return;
2014		2292
2015	$self->post_load_original	2293	$self->post_load_original
2016	if delete $self->{load_original};	2294	if delete $self->{load_original};
2017		2295
2018	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
2019	utf8::encode $uniq;	2297	utf8::encode $uniq;
2020	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
2021	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
2022	$self->clear_unique_items;	2300	$self->clear_unique_items;
2023	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
2024	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
2025	}	2304	}
2026	}	2305	}
2027	}
2028		2306
2029	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
2030		2314
2031	cf::cede_to_tick;	2315	cf::cede_to_tick;
2032	# now do the right thing for maps	2316	# now do the right thing for maps
2033	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
2034	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
2038	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
2039	$self->decay_objects;	2323	$self->decay_objects;
2040	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
2041	$self->update_buttons;	2325	$self->update_buttons;
2042	cf::cede_to_tick;	2326	cf::cede_to_tick;
2043	$self->activate;	2327	#$self->activate; # no longer activate maps automatically
2044	}	2328	}
2045		2329
2046	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
2047	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
2048
2049	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2332	}
2051		2333
2052	$self->post_load;	2334	$self->post_load;
2053	}
2054		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2342	sub customise_for {
2056	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
2057		2344
2058	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2346	if $self->per_player;
…		…
2062	# if $self->per_party;	2349	# if $self->per_party;
2063		2350
2064	$self	2351	$self
2065	}	2352	}
2066		2353
2067	# find and load all maps in the 3x3 area around a map
2068	sub load_neighbours {
2069	my ($map) = @_;
2070
2071	my @neigh; # diagonal neighbours
2072
2073	for (0 .. 3) {
2074	my $neigh = $map->tile_path ($_)
2075	or next;
2076	$neigh = find $neigh, $map
2077	or next;
2078	$neigh->load;
2079
2080	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}
2084
2085	for (grep defined $_->[0], @neigh) {
2086	my ($path, $origin) = @$_;
2087	my $neigh = find $path, $origin
2088	or next;
2089	$neigh->load;
2090	}
2091	}
2092
2093	sub find_sync {	2354	sub find_sync {
2094	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2095		2356
2096	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
2097	}	2362	}
2098		2363
2099	sub do_load_sync {	2364	sub do_load_sync {
2100	my ($map) = @_;	2365	my ($map) = @_;
2101		2366
		2367	# it's a bug to call this from the main context
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2104		2370
2105	cf::sync_job { $map->load };	2371	$map->load;
2106	}	2372	}
2107		2373
2108	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2110		2376
2111	sub find_async {	2377	sub find_async {
2112	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2113		2379
2114	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2115		2381
2116	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2383	return $map if !$load || $map->linkable;
2118	}	2384	}
2119		2385
2120	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2121		2387
2122	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2136	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2137		2403
2138	()	2404	()
2139	}	2405	}
2140		2406
		2407	# common code, used by both ->save and ->swapout
2141	sub save {	2408	sub _save {
2142	my ($self) = @_;	2409	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2410
2146	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2147		2412
2148	return unless $self->dirty;	2413	return unless $self->dirty;
2149		2414
…		…
2169	} else {	2434	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2436	}
2172	}	2437	}
2173		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2174	sub swap_out {	2447	sub swap_out {
2175	my ($self) = @_;	2448	my ($self) = @_;
2176		2449
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2182	return if $self->players;	2454	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2184	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2185		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2186	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2187		2506
2188	$self->deactivate;	2507	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2509	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($self) = @_;
2195
2196	# TODO: safety, remove and allow resettable per-player maps
2197	return 1e99 if $self->{deny_reset};
2198
2199	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2200	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2201
2202	$time + $to
2203	}
2204
2205	sub should_reset {
2206	my ($self) = @_;
2207
2208	$self->reset_at <= $cf::RUNTIME
2209	}
2210
2211	sub reset {
2212	my ($self) = @_;
2213
2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2215
2216	return if $self->players;
2217
2218	warn "resetting map ", $self->path;
2219
2220	$self->in_memory (cf::MAP_SWAPPED);
2221
2222	# need to save uniques path
2223	unless ($self->{deny_save}) {
2224	my $uniq = $self->uniq_path; utf8::encode $uniq;
2225
2226	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2227	if $uniq;
2228	}
2229
2230	delete $cf::MAP{$self->path};
2231
2232	$self->deactivate;
2233	$_->clear_links_to ($self) for values %cf::MAP;
2234	$self->clear;
2235		2510
2236	$self->unlink_save;	2511	$self->unlink_save;
2237	$self->destroy;	2512	$self->destroy;
2238	}	2513	}
2239		2514
…		…
2247		2522
2248	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2249		2524
2250	$self->unlink_save;	2525	$self->unlink_save;
2251		2526
2252	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2532
…		…
2314	: normalise $_	2589	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2591	]
2317	}	2592	}
2318		2593
		2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
		2625
2319	=back	2626	=back
2320		2627
2321	=head3 cf::object	2628	=head3 cf::object
2322		2629
2323	=cut	2630	=cut
…		…
2455		2762
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2764
2458	The player should be reasonably safe there for short amounts of time (e.g.	2765	The player should be reasonably safe there for short amounts of time (e.g.
2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460	though, as the palyer cannot control the character while it is on the link	2767	though, as the player cannot control the character while it is on the link
2461	map.	2768	map.
2462		2769
2463	Will never block.	2770	Will never block.
2464		2771
2465	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2794	my ($self) = @_;
2488		2795
2489	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2490		2797
		2798	++$self->{_link_recursion};
		2799
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2801
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2495		2804
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2806	}
2498		2807
2499	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2501		2810
…		…
2518	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2520		2829
2521	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2524		2833
2525	$map->load;	2834	$map->load;
2526	$map->load_neighbours;
2527		2835
2528	return unless $self->contr->active;	2836	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2837
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2534	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2535		2845
		2846	}
		2847
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2849
2538	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2539	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2540	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2541	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2860
2549	our $GOTOGEN;	2861	our $GOTOGEN;
2550		2862
2551	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
2553		2871
2554	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2874
2557	$self->enter_link;	2875	$self->enter_link;
…		…
2577	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2578	}	2896	}
2579	}	2897	}
2580		2898
2581	my $map = eval {	2899	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583		2901
2584	if ($map) {	2902	if ($map) {
2585	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2905	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2907	}
2590		2908
2591	$map	2909	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2602	}	2920	}
2603		2921
2604	$done->() if $done;	2922	$done->($self) if $done;
2605	})->prio (1);	2923	})->prio (1);
2606	}	2924	}
2607		2925
2608	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2609		2927
…		…
2677	$Coro::current->{desc} = "enter_exit";	2995	$Coro::current->{desc} = "enter_exit";
2678		2996
2679	unless (eval {	2997	unless (eval {
2680	$self->deactivate_recursive; # just to be sure	2998	$self->deactivate_recursive; # just to be sure
2681		2999
2682	# random map handling
2683	{
2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686	prepare_random_map $exit
2687	if $exit->slaying eq "/!";
2688	}
2689
2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
2691	my $x = $exit->stats->hp;	3001	my $x = $exit->stats->hp;
2692	my $y = $exit->stats->sp;	3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
2693		3026
2694	$self->goto ($map, $x, $y);	3027	$self->goto ($map, $x, $y);
2695		3028
2696	# if exit is damned, update players death & WoR home-position	3029	# if exit is damned, update players death & WoR home-position
2697	$self->contr->savebed ($map, $x, $y)	3030	$self->contr->savebed ($map, $x, $y)
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3039
2707	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3041	$self->leave_link;
2709	}	3042	}
2710	})->prio (1);	3043	})->prio (1);
2711	}	3044	}
2712		3045
…		…
2724	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2726		3059
2727	utf8::encode $text;	3060	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2729	}	3087	}
2730		3088
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3090
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3095
2738	=cut	3096	=cut
2739		3097
2740	# non-persistent channels (usually the info channel)	3098	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2742	"c/identify" => {	3106	"c/identify" => {
2743	id => "infobox",	3107	id => "infobox",
2744	title => "Identify",	3108	title => "Identify",
2745	reply => undef,	3109	reply => undef,
2746	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3112	"c/examine" => {
2749	id => "infobox",	3113	id => "infobox",
2750	title => "Examine",	3114	title => "Examine",
2751	reply => undef,	3115	reply => undef,
2752	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3123	},
2754	"c/book" => {	3124	"c/book" => {
2755	id => "infobox",	3125	id => "infobox",
2756	title => "Book",	3126	title => "Book",
2757	reply => undef,	3127	reply => undef,
…		…
2785	id => "infobox",	3155	id => "infobox",
2786	title => "Skills",	3156	title => "Skills",
2787	reply => undef,	3157	reply => undef,
2788	tooltip => "Shows your experience per skill and item power",	3158	tooltip => "Shows your experience per skill and item power",
2789	},	3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
2790	"c/resistances" => {	3166	"c/resistances" => {
2791	id => "infobox",	3167	id => "infobox",
2792	title => "Resistances",	3168	title => "Resistances",
2793	reply => undef,	3169	reply => undef,
2794	tooltip => "Shows your resistances",	3170	tooltip => "Shows your resistances",
…		…
2796	"c/pets" => {	3172	"c/pets" => {
2797	id => "infobox",	3173	id => "infobox",
2798	title => "Pets",	3174	title => "Pets",
2799	reply => undef,	3175	reply => undef,
2800	tooltip => "Shows information abotu your pets/a specific pet",	3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
2801	},	3183	},
2802	"c/uptime" => {	3184	"c/uptime" => {
2803	id => "infobox",	3185	id => "infobox",
2804	title => "Uptime",	3186	title => "Uptime",
2805	reply => undef,	3187	reply => undef,
…		…
2861	my $pkt = "msg "	3243	my $pkt = "msg "
2862	. $self->{json_coder}->encode (	3244	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	);	3246	);
2865		3247
2866	# try lzf for large packets
2867	$pkt = "lzf " . Compress::LZF::compress $pkt
2868	if 1024 <= length $pkt and $self->{can_lzf};
2869
2870	# split very large packets
2871	if (8192 < length $pkt and $self->{can_lzf}) {
2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2873	$pkt = "frag";
2874	}
2875
2876	$self->send_packet ($pkt);	3248	$self->send_big_packet ($pkt);
2877	}	3249	}
2878		3250
2879	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2880		3252
2881	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2883	=cut	3255	=cut
2884		3256
2885	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2886	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2887		3259
2888	if ($self->extcmd == 2) {
2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2890	} elsif ($self->extcmd == 1) { # TODO: remove
2891	push @msg, msgtype => "event_$type";
2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2893	}
2894	}
2895
2896	=item $client->ext_reply ($msgid, @msg)
2897
2898	Sends an ext reply to the client.
2899
2900	=cut
2901
2902	sub cf::client::ext_reply($$@) {
2903	my ($self, $id, @msg) = @_;
2904
2905	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2907	} elsif ($self->extcmd == 1) {
2908	#TODO: version 1, remove
2909	unshift @msg, msgtype => "reply", msgid => $id;
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}	3261	}
2913		3262
2914	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2915		3264
2916	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2971	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2972		3321
2973	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2974		3323
2975	if (ref $msg) {	3324	if (ref $msg) {
2976	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2977	"ARRAY" eq ref $msg
2978	? @$msg
2979	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2980		3326
2981	my @reply;
2982
2983	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
2984	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2985	}	3345	}
2986
2987	$ns->ext_reply ($reply, @reply)
2988	if $reply;
2989
2990	} else {	3346	} else {
2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2992	}	3348	}
2993		3349
2994	cf::override;	3350	cf::override;
2995	},	3351	},
2996	);	3352	);
…		…
3016		3372
3017	$coro	3373	$coro
3018	}	3374	}
3019		3375
3020	cf::client->attach (	3376	cf::client->attach (
3021	on_destroy => sub {	3377	on_client_destroy => sub {
3022	my ($ns) = @_;	3378	my ($ns) = @_;
3023		3379
3024	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3025	},	3381	},
3026	);	3382	);
…		…
3042	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
3043		3399
3044	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
3045		3401
3046	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
3047	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
3048	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
3049	sort time	3405	sort time
3050	));	3406	));
3051		3407
3052	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
3077	decrease split destroy change_exp value msg lore send_msg)],	3433	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful send_msg)],	3435	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
3081	) {	3437	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3440	for @funs;
3086	}	3441	}
3087		3442
…		…
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
3106		3461
3107	%vars = (_dummy => 0) unless %vars;	3462	%vars = (_dummy => 0) unless %vars;
3108		3463
		3464	my @res;
3109	local $_;	3465	local $_;
3110	local @safe::cf::_safe_eval_args = values %vars;
3111		3466
3112	my $eval =	3467	my $eval =
3113	"do {\n"	3468	"do {\n"
3114	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3115	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
3116	. $code	3471	. $code
3117	. "\n}"	3472	. "\n}"
3118	;	3473	;
3119		3474
		3475	if ($CFG{safe_eval}) {
3120	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
3121	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3122	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
3123		3484
3124	if ($@) {	3485	if ($@) {
3125	warn "$@";	3486	warn "$@",
3126	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
3127	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
3128	}	3489	}
3129		3490
3130	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
3131	}	3492	}
3132		3493
…		…
3146	=cut	3507	=cut
3147		3508
3148	sub register_script_function {	3509	sub register_script_function {
3149	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
3150		3511
3151	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
3152	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
3153	}	3514	}
3154		3515
3155	=back	3516	=back
3156		3517
3157	=cut	3518	=cut
3158		3519
3159	#############################################################################	3520	#############################################################################
3160	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
3161		3546
3162	sub load_facedata($) {	3547	sub load_facedata($) {
3163	my ($path) = @_;	3548	my ($path) = @_;
3164		3549
3165	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3166	# for this (global event?)	3551	# for this (global event?)
3167	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3168		3553
3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3170		3555
3171	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3172		3557
3173	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3174	0 < aio_load $path, $facedata
3175	or die "$path: $!";
3176
3177	$facedata = Coro::Storable::thaw $facedata;
3178		3559
3179	$facedata->{version} == 2	3560	$facedata->{version} == 2
3180	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3181		3562
3182	# patch in the exptable
3183	$facedata->{resource}{"res/exp_table"} = {
3184	type => FT_RSRC,
3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3186	};
3187	cf::cede_to_tick;	3563	cf::cede_to_tick;
3188		3564
3189	{	3565	{
3190	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3191		3567
3192	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3194		3571
3195	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3196	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3199		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3200	cf::cede_to_tick;	3579	cf::cede_to_tick;
3201	}	3580	}
3202		3581
3203	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3204	next unless $info->{smooth};	3583	next unless $info->{smooth};
…		…
3208		3587
3209	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3210	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3212	} else {	3591	} else {
3213	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3214	}	3593	}
3215		3594
3216	cf::cede_to_tick;	3595	cf::cede_to_tick;
3217	}	3596	}
3218	}	3597	}
3219		3598
3220	{	3599	{
3221	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3222		3601
3223	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3224	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3225	cf::cede_to_tick;	3604	cf::cede_to_tick;
3226	}	3605	}
3227		3606
3228	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3229	}	3608	}
3230		3609
3231	{	3610	{
3232	# TODO: for gcfclient pleasure, we should give resources
3233	# that gcfclient doesn't grok a >10000 face index.
3234	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3235		3612
3236	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
3237	if (defined $info->{type}) {	3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3239	my $data;
3240		3617
3241	if ($info->{type} & 1) {
3242	# prepend meta info
3243
3244	my $meta = $enc->encode ({
3245	name => $name,
3246	%{ $info->{meta} || {} },
3247	});
3248
3249	$data = pack "(w/a*)*", $meta, $info->{data};
3250	} else {
3251	$data = $info->{data};
3252	}
3253
3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3255	cf::face::set_type $idx, $info->{type};	3618	cf::face::set_type $idx, $type;
		3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3621	$FACEHASH{$info->{hash}} = $idx;#d#
3256	} else {	3622	} else {
3257	$RESOURCE{$name} = $info;	3623	# $RESOURCE{$name} = $info; # unused
3258	}	3624	}
3259		3625
3260	cf::cede_to_tick;	3626	cf::cede_to_tick;
3261	}	3627	}
3262	}	3628	}
3263		3629
3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3265		3631
3266	1	3632	1
3267	}	3633	}
3268
3269	cf::global->attach (on_resource_update => sub {
3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3272
3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3274	my $sound = $soundconf->{compat}[$_]
3275	or next;
3276
3277	my $face = cf::face::find "sound/$sound->[1]";
3278	cf::sound::set $sound->[0] => $face;
3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3280	}
3281
3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
3283	my $face = cf::face::find "sound/$v";
3284	cf::sound::set $k => $face;
3285	}
3286	}
3287	});
3288		3634
3289	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
3290	my ($ns, $want) = @_;	3636	my ($ns, $want) = @_;
3291		3637
3292	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
…		…
3300	my $status = load_resource_file_ $_[0];	3646	my $status = load_resource_file_ $_[0];
3301	get_slot 0.1, 100;	3647	get_slot 0.1, 100;
3302	cf::arch::commit_load;	3648	cf::arch::commit_load;
3303		3649
3304	$status	3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
3305	}	3664	}
3306		3665
3307	sub reload_regions {	3666	sub reload_regions {
3308	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3309	# for this (global event?)	3668	# for this (global event?)
…		…
3324	}	3683	}
3325		3684
3326	sub reload_archetypes {	3685	sub reload_archetypes {
3327	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3328	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
		3688
		3689	set_face "res/skill_info" => FT_RSRC,
		3690	JSON::XS->new->utf8->canonical->encode (
		3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
3329	}	3697	}
3330		3698
3331	sub reload_treasures {	3699	sub reload_treasures {
3332	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3333	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3334	}	3702	}
3335		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
3336	sub reload_resources {	3724	sub reload_resources {
3337	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3338		3726
		3727	reload_materials;
3339	reload_facedata;	3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
3340	reload_archetypes;	3731	reload_archetypes;
3341	reload_regions;	3732	reload_regions;
3342	reload_treasures;	3733	reload_treasures;
3343		3734
3344	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3345	}	3736	}
3346		3737
3347	sub reload_config {	3738	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3349	or return;
3350		3740
3351	local $/;	3741	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3353		3744
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3746
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3749
3359	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3382		3773
3383	seek $fh, 0, 0;	3774	seek $fh, 0, 0;
3384	print $fh $$;	3775	print $fh $$;
3385	}	3776	}
3386		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
3387	sub main {	3787	sub main {
3388	cf::init_globals; # initialise logging	3788	cf::init_globals; # initialise logging
3389		3789
3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3394		3794
3395	cf::init_experience;
3396	cf::init_anim;
3397	cf::init_attackmess;
3398	cf::init_dynamic;
3399
3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3401		3796
3402	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3403	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3405	(async {	3800	(async {
3406	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3407	EV::loop EV::LOOP_ONESHOT;	3802	EV::loop EV::LOOP_ONESHOT;
3408	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3409	};	3804	};
3410		3805
3411	evthread_start IO::AIO::poll_fileno;	3806	evthread_start IO::AIO::poll_fileno;
3412		3807
3413	cf::sync_job {	3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
3414	reload_resources;	3819	reload_resources;
3415	reload_config;	3820	reload_config;
3416	db_init;
3417		3821
3418	cf::load_settings;
3419	cf::load_materials;
3420	cf::init_uuid;	3822	cf::init_uuid;
3421	cf::init_signals;	3823	cf::init_signals;
3422	cf::init_commands;
3423	cf::init_skills;	3824	cf::init_skills;
3424		3825
3425	cf::init_beforeplay;	3826	cf::init_beforeplay;
3426		3827
3427	atomic;	3828	atomic;
…		…
3429	load_extensions;	3830	load_extensions;
3430		3831
3431	utime time, time, $RUNTIMEFILE;	3832	utime time, time, $RUNTIMEFILE;
3432		3833
3433	# no (long-running) fork's whatsoever before this point(!)	3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3435		3837
3436	(pop @POST_INIT)->(0) while @POST_INIT;	3838	cf::_post_init 0;
3437	};	3839	};
3438		3840
3439	EV::loop;	3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
3440	}	3849	}
3441		3850
3442	#############################################################################	3851	#############################################################################
3443	# initialisation and cleanup	3852	# initialisation and cleanup
3444		3853
3445	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3446	BEGIN {	3855	BEGIN {
3447	our %SIGWATCHER = ();	3856	our %SIGWATCHER = ();
3448	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3450	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3451	};	3860	};
3452	}	3861	}
3453	}	3862	}
3454		3863
3455	sub write_runtime_sync {	3864	sub write_runtime_sync {
		3865	my $t0 = AE::time;
		3866
3456	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3457	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3458		3869
3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3460		3871
3461	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3462		3873
3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3464	or return;	3875	or return;
3465		3876
3466	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3467	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3468	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3481	or return;	3892	or return;
3482		3893
3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3484	and return;	3895	and return;
3485		3896
3486	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3487		3898
3488	1	3899	1
3489	}	3900	}
3490		3901
3491	our $uuid_lock;	3902	our $uuid_lock;
…		…
3503	or return;	3914	or return;
3504		3915
3505	my $value = uuid_seq uuid_cur;	3916	my $value = uuid_seq uuid_cur;
3506		3917
3507	unless ($value) {	3918	unless ($value) {
3508	warn "cowardly refusing to write zero uuid value!\n";	3919	info "cowardly refusing to write zero uuid value!\n";
3509	return;	3920	return;
3510	}	3921	}
3511		3922
3512	my $value = uuid_str $value + $uuid_skip;	3923	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3924	$uuid_skip = 0;
…		…
3523	or return;	3934	or return;
3524		3935
3525	aio_rename "$uuid~", $uuid	3936	aio_rename "$uuid~", $uuid
3526	and return;	3937	and return;
3527		3938
3528	warn "uuid file written ($value).\n";	3939	trace "uuid file written ($value).\n";
3529		3940
3530	1	3941	1
3531		3942
3532	}	3943	}
3533		3944
…		…
3539	}	3950	}
3540		3951
3541	sub emergency_save() {	3952	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3543		3954
3544	warn "emergency_perl_save: enter\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3545		3961
3546	cf::sync_job {	3962	cf::sync_job {
3547	# this is a trade-off: we want to be very quick here, so	3963	cf::write_runtime_sync; # external watchdog should not bark
3548	# save all maps without fsync, and later call a global sync
3549	# (which in turn might be very very slow)
3550	local $USE_FSYNC = 0;
3551		3964
3552	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3555	warn "emergency_perl_save: begin player save\n";	3968	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3971	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3973	$pl->save;
3561	}	3974	}
3562	warn "emergency_perl_save: end player save\n";	3975	info "emergency_perl_save: end player save\n";
3563		3976
		3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
3564	warn "emergency_perl_save: begin map save\n";	3979	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3982	$map->valid or next;
3568	$map->save;	3983	$map->save;
3569	}	3984	}
3570	warn "emergency_perl_save: end map save\n";	3985	info "emergency_perl_save: end map save\n";
3571		3986
		3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
3572	warn "emergency_perl_save: begin database checkpoint\n";	3989	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "emergency_perl_save: end database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
3575		3992
3576	warn "emergency_perl_save: begin write uuid\n";	3993	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3994	write_uuid_sync 1;
3578	warn "emergency_perl_save: end write uuid\n";	3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3579	};	4015	};
3580		4016
3581	warn "emergency_perl_save: starting sync()\n";
3582	IO::AIO::aio_sync sub {
3583	warn "emergency_perl_save: finished sync()\n";
3584	};
3585
3586	warn "emergency_perl_save: leave\n";	4017	info "emergency_perl_save: leave\n";
3587	}	4018	}
3588		4019
3589	sub post_cleanup {	4020	sub post_cleanup {
3590	my ($make_core) = @_;	4021	my ($make_core) = @_;
3591		4022
		4023	IO::AIO::flush;
		4024
3592	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	4026	if $make_core;
3594		4027
3595	my $fh = pidfile;	4028	my $fh = pidfile;
3596	unlink $PIDFILE if <$fh> == $$;	4029	unlink $PIDFILE if <$fh> == $$;
3597	}	4030	}
…		…
3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3618	for my $name (keys %$leaf_symtab) {	4051	for my $name (keys %$leaf_symtab) {
3619	_gv_clear *{"$pkg$name"};	4052	_gv_clear *{"$pkg$name"};
3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3621	}	4054	}
3622	warn "cleared package $pkg\n";#d#
3623	}	4055	}
3624		4056
3625	sub do_reload_perl() {	4057	sub do_reload_perl() {
3626	# can/must only be called in main	4058	# can/must only be called in main
3627	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3628	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3629	return;	4061	return;
3630	}	4062	}
3631		4063
3632	return if $RELOAD++;	4064	return if $RELOAD++;
3633		4065
3634	my $t1 = EV::time;	4066	my $t1 = AE::time;
3635		4067
3636	while ($RELOAD) {	4068	while ($RELOAD) {
3637	warn "reloading...";	4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
3638		4071
3639	warn "entering sync_job";	4072	trace "perl_reload: entering sync_job";
3640		4073
3641	cf::sync_job {	4074	cf::sync_job {
3642	cf::write_runtime_sync; # external watchdog should not bark
3643	cf::emergency_save;	4075	#cf::emergency_save;
3644	cf::write_runtime_sync; # external watchdog should not bark
3645		4076
3646	warn "syncing database to disk";
3647	BDB::db_env_txn_checkpoint $DB_ENV;
3648
3649	# if anything goes wrong in here, we should simply crash as we already saved
3650
3651	warn "flushing outstanding aio requests";
3652	while (IO::AIO::nreqs || BDB::nreqs) {
3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3654	}
3655
3656	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3657	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3658	%EXT_CORO = ();	4079	%EXT_CORO = ();
3659		4080
3660	warn "removing commands";	4081	trace "perl_reload: removing commands";
3661	%COMMAND = ();	4082	%COMMAND = ();
3662		4083
3663	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3664	%EXTCMD = ();	4085	%EXTCMD = ();
3665	%EXTICMD = ();	4086	%EXTICMD = ();
3666		4087
3667	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3668	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3669	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3670		4091
3671	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3672	eval {	4093	eval {
3673	$cb->($pkg);	4094	$cb->($pkg);
3674	1	4095	1
3675	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
3676	}	4097	}
3677		4098
3678	warn "... clearing $pkg";	4099	trace "... clearing $pkg";
3679	clear_package $pkg;	4100	clear_package $pkg;
3680	}	4101	}
3681		4102
3682	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3683	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3685		4106
3686	warn "... unloading $k";	4107	trace "... unloading $k";
3687	delete $INC{$k};	4108	delete $INC{$k};
3688		4109
3689	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3690	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3691		4112
…		…
3694	}	4115	}
3695		4116
3696	clear_package $k;	4117	clear_package $k;
3697	}	4118	}
3698		4119
3699	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3700	clear_package "safe::$_"	4121	clear_package "safe::$_"
3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3702		4123
3703	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3704	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3706		4127
3707	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3708	# and global variables created in xs	4129	# and global variables created in xs
3709	#clear_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3710		4131
3711	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3712		4133
3713	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3714	require cf;	4135	require cf;
3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3716		4137
3717	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3718	cf::reload_config;	4139	cf::reload_config;
3719		4140
3720	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3721	cf::load_extensions;	4142	cf::load_extensions;
3722		4143
3723	if ($REATTACH_ON_RELOAD) {	4144	if ($REATTACH_ON_RELOAD) {
3724	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3725	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3726	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3727	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3728	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3729	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
3730	}	4151	}
3731		4152
3732	warn "running post_init jobs";	4153	cf::_post_init 1;
3733	(pop @POST_INIT)->(1) while @POST_INIT;
3734		4154
3735	warn "leaving sync_job";	4155	trace "perl_reload: leaving sync_job";
3736		4156
3737	1	4157	1
3738	} or do {	4158	} or do {
3739	warn $@;	4159	error $@;
3740	cf::cleanup "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3741	};	4161	};
3742		4162
3743	warn "reloaded";
3744	--$RELOAD;	4163	--$RELOAD;
3745	}	4164	}
3746		4165
3747	$t1 = EV::time - $t1;	4166	$t1 = AE::time - $t1;
3748	warn "reload completed in ${t1}s\n";	4167	info "perl_reload: completed in ${t1}s\n";
3749	};	4168	};
3750		4169
3751	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3752		4171
3753	sub reload_perl() {	4172	sub reload_perl() {
…		…
3755	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3756		4175
3757	$RELOAD_WATCHER ||= cf::async {	4176	$RELOAD_WATCHER ||= cf::async {
3758	Coro::AIO::aio_wait cache_extensions;	4177	Coro::AIO::aio_wait cache_extensions;
3759		4178
3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4180	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3763	};	4182	};
3764	};	4183	};
3765	}	4184	}
…		…
3774	reload_perl;	4193	reload_perl;
3775	};	4194	};
3776	}	4195	}
3777	};	4196	};
3778		4197
3779	unshift @INC, $LIBDIR;	4198	#############################################################################
3780		4199
3781	my $bug_warning = 0;	4200	my $bug_warning = 0;
3782		4201
3783	our @WAIT_FOR_TICK;
3784	our @WAIT_FOR_TICK_BEGIN;
3785
3786	sub wait_for_tick {	4202	sub wait_for_tick() {
3787	return if tick_inhibit || $Coro::current == $Coro::main;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3788		4204
3789	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3790	push @WAIT_FOR_TICK, $signal;
3791	$signal->wait;
3792	}	4206	}
3793		4207
3794	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3795	return if tick_inhibit || $Coro::current == $Coro::main;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3796		4210
3797	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3798	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3799	$signal->wait;	4213	$signal->wait;
3800	}	4214	}
…		…
3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3805	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3806	return;	4220	return;
3807	}	4221	}
3808		4222
3809	cf::server_tick; # one server iteration	4223	cf::one_tick; # one server iteration
		4224
		4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3810		4226
3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3813	Coro::async_pool {	4229	Coro::async_pool {
3814	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3815	write_runtime_sync	4231	write_runtime_sync
3816	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3817	};	4233	};
3818	}	4234	}
3819		4235
3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3821	$sig->send;	4237	$sig->send;
3822	}	4238	}
3823	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3824	$sig->send;
3825	}
3826		4240
3827	$LOAD = ($NOW - $TICK_START) / $TICK;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3829		4243
3830	if (0) {	4244	if (0) {
3831	if ($NEXT_TICK) {	4245	if ($NEXT_TICK) {
3832	my $jitter = $TICK_START - $NEXT_TICK;	4246	my $jitter = $TICK_START - $NEXT_TICK;
3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3834	warn "jitter $JITTER\n";#d#	4248	debug "jitter $JITTER\n";#d#
3835	}	4249	}
3836	}	4250	}
3837	}	4251	}
3838		4252
3839	{	4253	{
3840	# configure BDB	4254	# configure BDB
		4255	info "initialising database";
3841		4256
3842	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3843	BDB::max_poll_reqs $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3844	$AnyEvent::BDB::WATCHER->priority (1);	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3845		4260
3846	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3847	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3875	};	4290	};
3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3878	};	4293	};
		4294
		4295	info "database initialised";
3879	}	4296	}
3880		4297
3881	{	4298	{
3882	# configure IO::AIO	4299	# configure IO::AIO
3883		4300
		4301	info "initialising aio";
3884	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3885	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3886	undef $AnyEvent::AIO::WATCHER;	4304	undef $AnyEvent::AIO::WATCHER;
		4305	info "aio initialised";
3887	}	4306	}
3888		4307
3889	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3890		4310
3891	sub _log_backtrace {	4311	sub _log_backtrace {
3892	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3893		4313
3894	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3895		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3896	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3897	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3898	++$_log_backtrace;	4322	++$_log_backtrace;
3899	my $perl_bt = Carp::longmess $msg;	4323	my $perl_bt = Carp::longmess $msg;
3900	async {	4324	async {
3901	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3902		4326
…		…
3922	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3923	--$_log_backtrace;	4347	--$_log_backtrace;
3924	};	4348	};
3925	} else {	4349	} else {
3926	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3927	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3928	}	4352	}
3929	}	4353	}
3930		4354
3931	# load additional modules	4355	# load additional modules
3932	require "cf/$_.pm" for @EXTRA_MODULES;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3933		4358
3934	END { cf::emergency_save }	4359	END { cf::emergency_save }
3935		4360
3936	1	4361	1
3937		4362

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