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Revision 1.469 by root, Mon Mar 2 22:25:19 2009 UTC vs.
Revision 1.600 by root, Sun Nov 11 04:31:57 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
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 on	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
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 $cf::LOADAVG
193		240
194	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
205	from wherever your confdir points to.	252	from wherever your confdir points to.
206		253
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		255
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
210	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
212		277
213	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
214		279
215	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	282	that call.
218		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
219	=back	290	=back
220		291
221	=cut	292	=cut
222		293
223	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	301	my $msg = join "", @_;
226		302
227	$msg .= "\n"	303	$msg .= "\n"
228	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
229		305
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		307
232	LOG llevError, $msg;	308	LOG llevWarn, $msg;
233	};	309	};
234	}
235		310
236	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
238		313
239	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	318	return;#d#
242	}#d#	319	}#d#
243		320
244	# kill coroutine otherwise	321	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	322	Coro::terminate
247	};	323	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		324
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	342	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	344	}
271		345
272	$EV::DIED = sub {	346	$EV::DIED = sub {
273	warn "error in event callback: @_";	347	warn "error in event callback: $@";
274	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
275		354
276	#############################################################################	355	#############################################################################
277		356
278	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
279		358
…		…
300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301	$d	380	$d
302	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
303	}	382	}
304		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
305	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
306		437
307	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
308		439
309	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		447
317	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
319		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
320	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
321		483
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
324		486
325	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	488	is a reload or not.
327		489
328	=cut	490	=cut
329		491
330	sub post_init(&) {	492	sub post_init(&) {
331	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
332	}	511	}
333		512
334	=item cf::lock_wait $string	513	=item cf::lock_wait $string
335		514
336	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	554	}
376		555
377	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
378		557
379	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	559	get spread over time.
381		560
382	=cut	561	=cut
383		562
384	sub periodic($$) {	563	sub periodic($$) {
385	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
390	}	569	}
391		570
392	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
393		572
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
396	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
397		580
398	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
399	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
400		583
401	Useful for short background jobs.	584	Useful for short background jobs.
402		585
403	=cut	586	=cut
404		587
405	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
407		591
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
411		595
412	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
413		598
414	while () {	599	while () {
415	next_job:	600	next_job:
		601
416	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	603
418	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	608	$job->[2]->send;
422	Coro::cede;	609	Coro::cede;
423	goto next_job;	610	goto next_job;
424	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	613	}
426	}	614	}
427		615
428	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
431	$signal->wait;
432	} else {	619	} else {
		620	$busy = 0;
433	Coro::schedule;	621	Coro::schedule;
434	}	622	}
435	}	623	}
436	};	624	};
437		625
438	sub get_slot($;$$) {	626	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
440		628
441	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
442		630
443	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
444	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
445		634
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
474	=cut	663	=cut
475		664
476	sub sync_job(&) {	665	sub sync_job(&) {
477	my ($job) = @_;	666	my ($job) = @_;
478		667
479	if ($Coro::current == $Coro::main) {	668	if (in_main) {
480	my $time = EV::time;	669	my $time = AE::time;
481		670
482	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
484		673
485	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
486		675
487	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
488		677
489	my $busy = 1;	678	my $busy = 1;
490	my @res;	679	my @res;
491		680
492	(async {	681	(async {
493	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	683	@res = eval { $job->() };
495	warn $@ if $@;	684	error $@ if $@;
496	undef $busy;	685	undef $busy;
497	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
498		687
499	while ($busy) {	688	while ($busy) {
500	if (Coro::nready) {	689	if (Coro::nready) {
…		…
502	} else {	691	} else {
503	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
504	}	693	}
505	}	694	}
506		695
507	my $time = EV::time - $time;	696	my $time = AE::time - $time;
508		697
509	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
510		699
511	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
512	} else {	701	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
535		724
536	$coro	725	$coro
537	}	726	}
538		727
539	=item fork_call { }, $args	728	=item fork_call { }, @args
540		729
541	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
545		734
546	=cut	735	=cut
547		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
548	sub fork_call(&@) {	741	sub fork_call(&@) {
549	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
550		743
551	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
554		747
555	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
556	reset_signals;	749	cf::post_fork;
557	&$cb	750	&$cb
558	}, @args;	751	} @args;
559		752
560	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
561	}	765	}
562		766
563	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
564		768
565	=cut	769	=cut
…		…
602	within each server.	806	within each server.
603		807
604	=cut	808	=cut
605		809
606	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
607	my ($name) = @_;	814	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
609		816
610	eval {	817	eval {
611	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
621	}	828	}
622		829
623	our $DB;	830	our $DB;
624		831
625	sub db_init {	832	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	833	$DB ||= db_table "db";
628	};
629	}	834	}
630		835
631	sub db_get($$) {	836	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
633		838
634	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
635	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
636		843
637	$! ? ()	844	$! ? ()
638	: $data	845	: $data
639	}
640	}	846	}
641		847
642	sub db_put($$$) {	848	sub db_put($$$) {
643	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		878
673	my @data;	879	my @data;
674	my $md5;	880	my $md5;
675		881
676	for (0 .. $#$src) {	882	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	884	}
680		885
681	# if processing is expensive, check	886	# if processing is expensive, check
682	# checksum first	887	# checksum first
683	if (1) {	888	if (1) {
…		…
696		901
697	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
698	}	903	}
699	}	904	}
700		905
701	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
702	my $data = $process->(\@data);	907	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
704		909
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		911
707	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
710		915
…		…
720		925
721	=cut	926	=cut
722		927
723	sub datalog($@) {	928	sub datalog($@) {
724	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	931	}
727		932
728	=back	933	=back
729		934
730	=cut	935	=cut
…		…
925		1130
926	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1133
929	} elsif (ref $type) {	1134	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
931		1136
932	} else {	1137	} else {
933	shift @arg;	1138	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
935	}	1140	}
936	}	1141	}
937	}	1142	}
938		1143
939	sub _object_attach {	1144	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
950	}	1155	}
951		1156
952	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
953	} else {	1158	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1160	}
956		1161
957	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
958	}	1163	}
959		1164
…		…
1018		1223
1019	for (@$callbacks) {	1224	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1021		1226
1022	if ($@) {	1227	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1229	override;
1026	}	1230	}
1027		1231
1028	return 1 if $override;	1232	return 1 if $override;
1029	}	1233	}
…		…
1108	for (@$attach) {	1312	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1111	}	1315	}
1112	} else {	1316	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1318	}
1115	}	1319	}
1116	}	1320	}
1117		1321
1118	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1146		1350
1147	sync_job {	1351	sync_job {
1148	if (length $$rdata) {	1352	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1152		1357
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1157	aio_close $fh;	1365	aio_close $fh;
1158		1366
1159	if (@$objs) {	1367	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1165	aio_close $fh;	1376	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1378	}
1168	} else {	1379	} else {
1169	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1173		1384
1174	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1387	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1178	}	1389	}
1179	} else {	1390	} else {
1180	aio_unlink $filename;	1391	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1182	}	1393	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1418	$av = $st->{objs};
1208	}	1419	}
1209		1420
1210	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1213		1425
1214	($data, $av)	1426	($data, $av)
1215	}	1427	}
1216		1428
1217	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1221	=cut	1433	=cut
1222		1434
1223	#############################################################################	1435	#############################################################################
1224	# command handling &c	1436	# command handling &c
1225		1437
1226	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1227		1439
1228	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1229	$name.	1441	$name.
1230		1442
1231	=cut	1443	=cut
…		…
1237	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1238		1450
1239	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1240	}	1452	}
1241		1453
1242	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1243		1455
1244	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1245	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1246	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1247	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1248	has logged in successfully.	1460	has logged in successfully.
1249		1461
1250	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1251	called.
1252		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1253	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1254		1470
1255	Register a callback for execution when the client sends an (asynchronous)	1471	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	1472	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	1473	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	1474	is a client socket. Exti commands can be received anytime, even before
1259	log-in.	1475	log-in.
1260		1476
1261	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1262	called.
1263		1478
1264	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1265		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1266	sub register_extcmd {	1486	sub register_extcmd($$) {
1267	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1268		1488
1269	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1270	}	1490	}
1271		1491
1272	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1273	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1274		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1275	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1276	}	1502	}
1277		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1278	use File::Glob ();	1510	use File::Glob ();
1279		1511
1280	cf::player->attach (	1512	cf::player->attach (
1281	on_command => sub {	1513	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1283		1515
1284	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1285	or return;	1517	or return;
1286		1518
…		…
1294	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1295		1527
1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1297		1529
1298	if (ref $msg) {	1530	if (ref $msg) {
1299	my ($type, $reply, @payload) =	1531	my ($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		1532
1304	my @reply;
1305
1306	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1307	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1308	}	1551	}
1309		1552
1310	$pl->ext_reply ($reply, @reply)
1311	if $reply;
1312
1313	} else {	1553	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1555	}
1316		1556
1317	cf::override;	1557	cf::override;
1318	},	1558	},
1319	);	1559	);
1320		1560
1321	# "readahead" all extensions	1561	# "readahead" all extensions
1322	sub cache_extensions {	1562	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1563	my $grp = IO::AIO::aio_group;
1324		1564
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1566	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1568	}
1329	};	1569	};
1330		1570
1331	$grp	1571	$grp
1332	}	1572	}
1333		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1334	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1335	cf::sync_job {	1590	cf::sync_job {
1336	my %todo;	1591	my %todo;
1337		1592
1338	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1594	next unless -r $path;
…		…
1357		1612
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1615
1361	$ext{source} =	1616	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1364	. $source	1619	. $source
1365	. "\n};\n1";	1620	. "\n};\n1";
1366		1621
1367	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1368	}	1623	}
1369		1624
		1625	my $pass = 0;
1370	my %done;	1626	my %done;
1371	while (%todo) {	1627	while (%todo) {
1372	my $progress;	1628	my $progress;
1373		1629
		1630	++$pass;
		1631
		1632	ext:
1374	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1635	next ext
1377	unless exists $done{$_};	1636	unless exists $done{$_};
1378	}	1637	}
1379		1638
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1640
1382	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1654
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1656	if exists $v->{meta}{mandatory};
1390		1657
1391	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1392	}	1667	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1668	}
1398		1669
1399	skip:	1670	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1402	}	1680	}
1403	};	1681	};
1404	}	1682	}
1405		1683
1406	#############################################################################	1684	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1491	}	1769	}
1492	}	1770	}
1493	}	1771	}
1494		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1495	sub save($) {	1786	sub save($) {
1496	my ($pl) = @_;	1787	my ($pl) = @_;
1497		1788
1498	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1499		1790
…		…
1504		1795
1505	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1507		1798
1508	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1803
1510	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1805	cf::cede_to_tick;
1512	}	1806	}
1513		1807
…		…
1547	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1548		1842
1549	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1845
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1847	$pl->deactivate;
		1848
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1557	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1558		1854
1559	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1615	\@logins	1911	\@logins
1616	}	1912	}
1617		1913
1618	=item $player->maps	1914	=item $player->maps
1619		1915
		1916	=item cf::player::maps $login
		1917
1620	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1621	player. May block.	1919	player. May block.
1622		1920
1623	=cut	1921	=cut
1624		1922
…		…
1645		1943
1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1647		1945
1648	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1649		1947
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)	1948	=item $player->ext_msg ($type, @msg)
1663		1949
1664	Sends an ext event to the client.	1950	Sends an ext event to the client.
1665		1951
1666	=cut	1952	=cut
…		…
1685		1971
1686	=cut	1972	=cut
1687		1973
1688	sub find_by_path($) {	1974	sub find_by_path($) {
1689	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1690		1978
1691	my ($match, $specificity);	1979	my ($match, $specificity);
1692		1980
1693	for my $region (list) {	1981	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	sub generate_random_map {	2011	sub generate_random_map {
1724	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1725		2013
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		2015
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	2016	$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	}	2017	}
1743		2018
1744	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1745		2020
1746	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1751		2026
1752	sub register {	2027	sub register {
1753	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2029	my $pkg = caller;
1755		2030
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2032
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2034	}
1761		2035
1762	# also paths starting with '/'	2036	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2038
1765	sub thawer_merge {	2039	sub thawer_merge {
1766	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1767		2041
1768	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1773	}	2047	}
1774		2048
1775	sub normalise {	2049	sub normalise {
1776	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1777		2051
1778	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1779		2053
1780	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1781		2055
1782	# map plan:	2056	# map plan:
1783	#	2057	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2073	$path = "$base/$path";
1800	}	2074	}
1801		2075
1802	for ($path) {	2076	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1806	}	2079	}
1807		2080
1808	$path	2081	$path
…		…
1822	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1823	return $self;	2096	return $self;
1824	}	2097	}
1825	}	2098	}
1826		2099
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2101	()
1829	}	2102	}
1830		2103
		2104	# may re-bless or do other evil things
1831	sub init {	2105	sub init {
1832	my ($self) = @_;	2106	my ($self) = @_;
1833		2107
1834	$self	2108	$self
1835	}	2109	}
…		…
1900	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1901		2175
1902	1	2176	1
1903	}	2177	}
1904		2178
		2179	# used to laod the header of an original map
1905	sub load_header_orig {	2180	sub load_header_orig {
1906	my ($self) = @_;	2181	my ($self) = @_;
1907		2182
1908	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1909	}	2184	}
1910		2185
		2186	# used to laod the header of an instantiated map
1911	sub load_header_temp {	2187	sub load_header_temp {
1912	my ($self) = @_;	2188	my ($self) = @_;
1913		2189
1914	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1915	}	2191	}
1916		2192
		2193	# called after loading the header from an instantiated map
1917	sub prepare_temp {	2194	sub prepare_temp {
1918	my ($self) = @_;	2195	my ($self) = @_;
1919		2196
1920	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1921	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1922	# safety	2199	# safety
1923	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1924	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1925	}	2202	}
1926		2203
		2204	# called after loading the header from an original map
1927	sub prepare_orig {	2205	sub prepare_orig {
1928	my ($self) = @_;	2206	my ($self) = @_;
1929		2207
1930	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1931	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1955		2233
1956	sub find;	2234	sub find;
1957	sub find {	2235	sub find {
1958	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1959		2237
		2238	cf::cede_to_tick;
		2239
1960	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1961		2241
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1964		2244
1965	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
1982		2262
1983	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1984	}	2264	}
1985	}	2265	}
1986		2266
1987	sub pre_load { }	2267	sub pre_load { }
1988	sub post_load { }	2268	#sub post_load { } # XS
1989		2269
1990	sub load {	2270	sub load {
1991	my ($self) = @_;	2271	my ($self) = @_;
1992		2272
1993	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1996		2276
1997	{	2277	{
1998	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1999		2279
2000	return unless $self->valid;	2280	return unless $self->valid;
2001	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2002
2003	$self->in_memory (cf::MAP_LOADING);
2004		2282
2005	$self->alloc;	2283	$self->alloc;
2006		2284
2007	$self->pre_load;	2285	$self->pre_load;
2008	cf::cede_to_tick;	2286	cf::cede_to_tick;
2009		2287
		2288	if (exists $self->{load_path}) {
2010	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2011	$f->skip_block;	2290	$f->skip_block;
2012	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2013	or return;	2292	or return;
2014		2293
2015	$self->post_load_original	2294	$self->post_load_original
2016	if delete $self->{load_original};	2295	if delete $self->{load_original};
2017		2296
2018	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2019	utf8::encode $uniq;	2298	utf8::encode $uniq;
2020	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2021	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2022	$self->clear_unique_items;	2301	$self->clear_unique_items;
2023	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2024	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2025	}	2305	}
2026	}	2306	}
2027	}
2028		2307
2029	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2030		2315
2031	cf::cede_to_tick;	2316	cf::cede_to_tick;
2032	# now do the right thing for maps	2317	# now do the right thing for maps
2033	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2034	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2038	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2039	$self->decay_objects;	2324	$self->decay_objects;
2040	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2041	$self->update_buttons;	2326	$self->update_buttons;
2042	cf::cede_to_tick;	2327	cf::cede_to_tick;
2043	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2044	}	2329	}
2045		2330
2046	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2047	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2048
2049	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2333	}
2051		2334
2052	$self->post_load;	2335	$self->post_load;
2053	}
2054		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2343	sub customise_for {
2056	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2057		2345
2058	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2347	if $self->per_player;
…		…
2062	# if $self->per_party;	2350	# if $self->per_party;
2063		2351
2064	$self	2352	$self
2065	}	2353	}
2066		2354
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 {	2355	sub find_sync {
2094	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2095		2357
2096	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2097	}	2363	}
2098		2364
2099	sub do_load_sync {	2365	sub do_load_sync {
2100	my ($map) = @_;	2366	my ($map) = @_;
2101		2367
		2368	# it's a bug to call this from the main context
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2104		2371
2105	cf::sync_job { $map->load };	2372	$map->load;
2106	}	2373	}
2107		2374
2108	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2110		2377
2111	sub find_async {	2378	sub find_async {
2112	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2113		2380
2114	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2115		2382
2116	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2118	}	2385	}
2119		2386
2120	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2121		2388
2122	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2136	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2137		2404
2138	()	2405	()
2139	}	2406	}
2140		2407
		2408	# common code, used by both ->save and ->swapout
2141	sub save {	2409	sub _save {
2142	my ($self) = @_;	2410	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2411
2146	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2147		2413
2148	return unless $self->dirty;	2414	return unless $self->dirty;
2149		2415
…		…
2169	} else {	2435	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2437	}
2172	}	2438	}
2173		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2174	sub swap_out {	2448	sub swap_out {
2175	my ($self) = @_;	2449	my ($self) = @_;
2176		2450
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2182	return if $self->players;	2455	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2184	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2185		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2186	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2187		2507
2188	$self->deactivate;	2508	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2510	$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		2511
2236	$self->unlink_save;	2512	$self->unlink_save;
2237	$self->destroy;	2513	$self->destroy;
2238	}	2514	}
2239		2515
…		…
2247		2523
2248	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2249		2525
2250	$self->unlink_save;	2526	$self->unlink_save;
2251		2527
2252	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2533
…		…
2314	: normalise $_	2590	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2592	]
2317	}	2593	}
2318		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2319	=back	2627	=back
2320		2628
2321	=head3 cf::object	2629	=head3 cf::object
2322		2630
2323	=cut	2631	=cut
…		…
2455		2763
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2765
2458	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2461	map.	2769	map.
2462		2770
2463	Will never block.	2771	Will never block.
2464		2772
2465	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2795	my ($self) = @_;
2488		2796
2489	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2490		2798
		2799	++$self->{_link_recursion};
		2800
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2802
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2495		2805
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2807	}
2498		2808
2499	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2501		2811
…		…
2518	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2520		2830
2521	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2524		2834
2525	$map->load;	2835	$map->load;
2526	$map->load_neighbours;
2527		2836
2528	return unless $self->contr->active;	2837	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2838
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2534	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2535		2846
		2847	}
		2848
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2850
2538	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2539	her, loading and preparing them map, calling the provided $check callback	2852	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	2853	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	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2861
2549	our $GOTOGEN;	2862	our $GOTOGEN;
2550		2863
2551	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2553		2872
2554	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2875
2557	$self->enter_link;	2876	$self->enter_link;
…		…
2577	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2578	}	2897	}
2579	}	2898	}
2580		2899
2581	my $map = eval {	2900	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583		2902
2584	if ($map) {	2903	if ($map) {
2585	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2906	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2908	}
2590		2909
2591	$map	2910	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2602	}	2921	}
2603		2922
2604	$done->() if $done;	2923	$done->($self) if $done;
2605	})->prio (1);	2924	})->prio (1);
2606	}	2925	}
2607		2926
2608	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2609		2928
…		…
2677	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2678		2997
2679	unless (eval {	2998	unless (eval {
2680	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2681		3000
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;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2691	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2692	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2693		3027
2694	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2695		3029
2696	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2697	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3040
2707	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3042	$self->leave_link;
2709	}	3043	}
2710	})->prio (1);	3044	})->prio (1);
2711	}	3045	}
2712		3046
…		…
2724	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2726		3060
2727	utf8::encode $text;	3061	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2729	}	3088	}
2730		3089
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3091
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3096
2738	=cut	3097	=cut
2739		3098
2740	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2742	"c/identify" => {	3107	"c/identify" => {
2743	id => "infobox",	3108	id => "infobox",
2744	title => "Identify",	3109	title => "Identify",
2745	reply => undef,	3110	reply => undef,
2746	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3113	"c/examine" => {
2749	id => "infobox",	3114	id => "infobox",
2750	title => "Examine",	3115	title => "Examine",
2751	reply => undef,	3116	reply => undef,
2752	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3124	},
2754	"c/book" => {	3125	"c/book" => {
2755	id => "infobox",	3126	id => "infobox",
2756	title => "Book",	3127	title => "Book",
2757	reply => undef,	3128	reply => undef,
…		…
2785	id => "infobox",	3156	id => "infobox",
2786	title => "Skills",	3157	title => "Skills",
2787	reply => undef,	3158	reply => undef,
2788	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
2789	},	3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
2790	"c/resistances" => {	3167	"c/resistances" => {
2791	id => "infobox",	3168	id => "infobox",
2792	title => "Resistances",	3169	title => "Resistances",
2793	reply => undef,	3170	reply => undef,
2794	tooltip => "Shows your resistances",	3171	tooltip => "Shows your resistances",
…		…
2796	"c/pets" => {	3173	"c/pets" => {
2797	id => "infobox",	3174	id => "infobox",
2798	title => "Pets",	3175	title => "Pets",
2799	reply => undef,	3176	reply => undef,
2800	tooltip => "Shows information abotu your pets/a specific pet",	3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
2801	},	3184	},
2802	"c/uptime" => {	3185	"c/uptime" => {
2803	id => "infobox",	3186	id => "infobox",
2804	title => "Uptime",	3187	title => "Uptime",
2805	reply => undef,	3188	reply => undef,
…		…
2861	my $pkt = "msg "	3244	my $pkt = "msg "
2862	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	);	3247	);
2865		3248
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);	3249	$self->send_big_packet ($pkt);
2877	}	3250	}
2878		3251
2879	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2880		3253
2881	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2883	=cut	3256	=cut
2884		3257
2885	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2886	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2887		3260
2888	if ($self->extcmd == 2) {
2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2890	} elsif ($self->extcmd == 1) { # TODO: remove
2891	push @msg, msgtype => "event_$type";
2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2893	}
2894	}
2895
2896	=item $client->ext_reply ($msgid, @msg)
2897
2898	Sends an ext reply to the client.
2899
2900	=cut
2901
2902	sub cf::client::ext_reply($$@) {
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	}	3262	}
2913		3263
2914	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2915		3265
2916	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2971	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2972		3322
2973	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2974		3324
2975	if (ref $msg) {	3325	if (ref $msg) {
2976	my ($type, $reply, @payload) =	3326	my ($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		3327
2981	my @reply;
2982
2983	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2984	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2985	}	3346	}
2986
2987	$ns->ext_reply ($reply, @reply)
2988	if $reply;
2989
2990	} else {	3347	} else {
2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2992	}	3349	}
2993		3350
2994	cf::override;	3351	cf::override;
2995	},	3352	},
2996	);	3353	);
…		…
3016		3373
3017	$coro	3374	$coro
3018	}	3375	}
3019		3376
3020	cf::client->attach (	3377	cf::client->attach (
3021	on_destroy => sub {	3378	on_client_destroy => sub {
3022	my ($ns) = @_;	3379	my ($ns) = @_;
3023		3380
3024	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3025	},	3382	},
3026	);	3383	);
…		…
3042	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3043		3400
3044	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3045		3402
3046	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3047	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3048	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3049	sort time	3406	sort time
3050	));	3407	));
3051		3408
3052	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3077	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3081	) {	3438	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3441	for @funs;
3086	}	3442	}
3087		3443
…		…
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3106		3462
3107	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3108		3464
		3465	my @res;
3109	local $_;	3466	local $_;
3110	local @safe::cf::_safe_eval_args = values %vars;
3111		3467
3112	my $eval =	3468	my $eval =
3113	"do {\n"	3469	"do {\n"
3114	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3115	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3116	. $code	3472	. $code
3117	. "\n}"	3473	. "\n}"
3118	;	3474	;
3119		3475
		3476	if ($CFG{safe_eval}) {
3120	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3121	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3122	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3123		3485
3124	if ($@) {	3486	if ($@) {
3125	warn "$@";	3487	warn "$@",
3126	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3127	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3128	}	3490	}
3129		3491
3130	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3131	}	3493	}
3132		3494
…		…
3146	=cut	3508	=cut
3147		3509
3148	sub register_script_function {	3510	sub register_script_function {
3149	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3150		3512
3151	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3152	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3153	}	3515	}
3154		3516
3155	=back	3517	=back
3156		3518
3157	=cut	3519	=cut
3158		3520
3159	#############################################################################	3521	#############################################################################
3160	# the server's init and main functions	3522	# the server's init and main functions
3161		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
3162	sub load_facedata($) {	3596	sub load_facedata($) {
3163	my ($path) = @_;	3597	my ($path) = @_;
3164		3598
3165	# HACK to clear player env face cache, we need some signal framework
3166	# for this (global event?)
3167	%ext::player_env::MUSIC_FACE_CACHE = ();
3168
3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3170		3600
3171	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
3172		3602
3173	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
3174	0 < aio_load $path, $facedata
3175	or die "$path: $!";
3176
3177	$facedata = Coro::Storable::thaw $facedata;
3178		3604
3179	$facedata->{version} == 2	3605	$facedata->{version} == 2
3180	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3181		3607
3182	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3183	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
3184	type => FT_RSRC,	3610
3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3186	};	3612
3187	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
3188		3616
3189	{	3617	{
3190	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
3191		3619
3192	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3194		3623
3195	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
3196	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
3199		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3200	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
3201	}	3630	}
3202		3631
3203	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
3204	next unless $info->{smooth};	3633	next unless $info->{smooth};
3205		3634
…		…
3208		3637
3209	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
3210	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3212	} else {	3641	} else {
3213	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
3214	}	3643	}
3215
3216	cf::cede_to_tick;
3217	}	3644	}
3218	}	3645	}
3219		3646
3220	{	3647	{
3221	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
3222		3649
3223	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
3224	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
3225	cf::cede_to_tick;
3226	}	3652	}
3227		3653
3228	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3229	}	3655	}
3230		3656
3231	{	3657	{
3232	# TODO: for gcfclient pleasure, we should give resources
3233	# that gcfclient doesn't grok a >10000 face index.
3234	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3235		3659
3236	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
3237	if (defined $info->{type}) {	3661	if (defined (my $type = $info->{type})) {
		3662	# 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;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3239	my $data;
3240		3664
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};	3665	cf::face::set_type $idx, $type;
		3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
3256	} else {	3669	} else {
3257	$RESOURCE{$name} = $info;	3670	# $RESOURCE{$name} = $info; # unused
3258	}	3671	}
3259
3260	cf::cede_to_tick;
3261	}	3672	}
3262	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
3263		3684
3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3265		3686
		3687	aio_close $fh if $fh; # close old facedata
		3688
3266	1	3689	1
3267	}	3690	}
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		3691
3289	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
3290	my ($ns, $want) = @_;	3693	my ($ns, $want) = @_;
3291		3694
3292	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
…		…
3300	my $status = load_resource_file_ $_[0];	3703	my $status = load_resource_file_ $_[0];
3301	get_slot 0.1, 100;	3704	get_slot 0.1, 100;
3302	cf::arch::commit_load;	3705	cf::arch::commit_load;
3303		3706
3304	$status	3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
3305	}	3721	}
3306		3722
3307	sub reload_regions {	3723	sub reload_regions {
3308	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3309	# for this (global event?)	3725	# for this (global event?)
…		…
3317	if exists $_->{match};	3733	if exists $_->{match};
3318	}	3734	}
3319	}	3735	}
3320		3736
3321	sub reload_facedata {	3737	sub reload_facedata {
3322	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3323	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3324	}	3740	}
3325		3741
3326	sub reload_archetypes {	3742	sub reload_archetypes {
3327	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3328	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
		3745
		3746	set_face "res/skill_info" => FT_RSRC,
		3747	JSON::XS->new->utf8->canonical->encode (
		3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3329	}	3754	}
3330		3755
3331	sub reload_treasures {	3756	sub reload_treasures {
3332	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3333	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3334	}	3759	}
3335		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3336	sub reload_resources {	3781	sub reload_resources {
3337	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3338		3783
		3784	reload_materials;
3339	reload_facedata;	3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
3340	reload_archetypes;	3788	reload_archetypes;
3341	reload_regions;	3789	reload_regions;
3342	reload_treasures;	3790	reload_treasures;
3343		3791
3344	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3345	}	3793	}
3346		3794
3347	sub reload_config {	3795	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3349	or return;
3350		3797
3351	local $/;	3798	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3353		3801
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3803
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3806
3359	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3382		3830
3383	seek $fh, 0, 0;	3831	seek $fh, 0, 0;
3384	print $fh $$;	3832	print $fh $$;
3385	}	3833	}
3386		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3387	sub main {	3844	sub main {
3388	cf::init_globals; # initialise logging	3845	cf::init_globals; # initialise logging
3389		3846
3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3394		3851
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	3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3401		3853
3402	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3403	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3405	(async {	3857	(async {
3406	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3407	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3408	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3409	};	3861	};
3410		3862
3411	evthread_start IO::AIO::poll_fileno;	3863	evthread_start IO::AIO::poll_fileno;
3412		3864
3413	cf::sync_job {	3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
3414	reload_resources;	3876	reload_resources;
3415	reload_config;	3877	reload_config;
3416	db_init;
3417		3878
3418	cf::load_settings;
3419	cf::load_materials;
3420	cf::init_uuid;	3879	cf::init_uuid;
3421	cf::init_signals;	3880	cf::init_signals;
3422	cf::init_commands;
3423	cf::init_skills;	3881	cf::init_skills;
3424		3882
3425	cf::init_beforeplay;	3883	cf::init_beforeplay;
3426		3884
3427	atomic;	3885	atomic;
…		…
3429	load_extensions;	3887	load_extensions;
3430		3888
3431	utime time, time, $RUNTIMEFILE;	3889	utime time, time, $RUNTIMEFILE;
3432		3890
3433	# no (long-running) fork's whatsoever before this point(!)	3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3435		3894
3436	(pop @POST_INIT)->(0) while @POST_INIT;	3895	cf::_post_init 0;
3437	};	3896	};
3438		3897
3439	EV::loop;	3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3440	}	3906	}
3441		3907
3442	#############################################################################	3908	#############################################################################
3443	# initialisation and cleanup	3909	# initialisation and cleanup
3444		3910
3445	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3446	BEGIN {	3912	BEGIN {
3447	our %SIGWATCHER = ();	3913	our %SIGWATCHER = ();
3448	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3450	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3451	};	3917	};
3452	}	3918	}
3453	}	3919	}
3454		3920
3455	sub write_runtime_sync {	3921	sub write_runtime_sync {
		3922	my $t0 = AE::time;
		3923
3456	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3457	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3458		3926
3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3460		3928
3461	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3462		3930
3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3464	or return;	3932	or return;
3465		3933
3466	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3467	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3468	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3481	or return;	3949	or return;
3482		3950
3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3484	and return;	3952	and return;
3485		3953
3486	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3487		3955
3488	1	3956	1
3489	}	3957	}
3490		3958
3491	our $uuid_lock;	3959	our $uuid_lock;
…		…
3503	or return;	3971	or return;
3504		3972
3505	my $value = uuid_seq uuid_cur;	3973	my $value = uuid_seq uuid_cur;
3506		3974
3507	unless ($value) {	3975	unless ($value) {
3508	warn "cowardly refusing to write zero uuid value!\n";	3976	info "cowardly refusing to write zero uuid value!\n";
3509	return;	3977	return;
3510	}	3978	}
3511		3979
3512	my $value = uuid_str $value + $uuid_skip;	3980	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3981	$uuid_skip = 0;
…		…
3523	or return;	3991	or return;
3524		3992
3525	aio_rename "$uuid~", $uuid	3993	aio_rename "$uuid~", $uuid
3526	and return;	3994	and return;
3527		3995
3528	warn "uuid file written ($value).\n";	3996	trace "uuid file written ($value).\n";
3529		3997
3530	1	3998	1
3531		3999
3532	}	4000	}
3533		4001
…		…
3539	}	4007	}
3540		4008
3541	sub emergency_save() {	4009	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3543		4011
3544	warn "emergency_perl_save: enter\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3545		4018
3546	cf::sync_job {	4019	cf::sync_job {
3547	# this is a trade-off: we want to be very quick here, so	4020	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		4021
3552	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3555	warn "emergency_perl_save: begin player save\n";	4025	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	4028	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	4030	$pl->save;
3561	}	4031	}
3562	warn "emergency_perl_save: end player save\n";	4032	info "emergency_perl_save: end player save\n";
3563		4033
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3564	warn "emergency_perl_save: begin map save\n";	4036	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	4039	$map->valid or next;
3568	$map->save;	4040	$map->save;
3569	}	4041	}
3570	warn "emergency_perl_save: end map save\n";	4042	info "emergency_perl_save: end map save\n";
3571		4043
		4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
3572	warn "emergency_perl_save: begin database checkpoint\n";	4046	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "emergency_perl_save: end database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3575		4049
3576	warn "emergency_perl_save: begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	4051	write_uuid_sync 1;
3578	warn "emergency_perl_save: end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3579	};	4072	};
3580		4073
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";	4074	info "emergency_perl_save: leave\n";
3587	}	4075	}
3588		4076
3589	sub post_cleanup {	4077	sub post_cleanup {
3590	my ($make_core) = @_;	4078	my ($make_core) = @_;
3591		4079
		4080	IO::AIO::flush;
		4081
3592	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	4083	if $make_core;
3594		4084
3595	my $fh = pidfile;	4085	my $fh = pidfile;
3596	unlink $PIDFILE if <$fh> == $$;	4086	unlink $PIDFILE if <$fh> == $$;
3597	}	4087	}
…		…
3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3618	for my $name (keys %$leaf_symtab) {	4108	for my $name (keys %$leaf_symtab) {
3619	_gv_clear *{"$pkg$name"};	4109	_gv_clear *{"$pkg$name"};
3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3621	}	4111	}
3622	warn "cleared package $pkg\n";#d#
3623	}	4112	}
3624		4113
3625	sub do_reload_perl() {	4114	sub do_reload_perl() {
3626	# can/must only be called in main	4115	# can/must only be called in main
3627	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3628	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3629	return;	4118	return;
3630	}	4119	}
3631		4120
3632	return if $RELOAD++;	4121	return if $RELOAD++;
3633		4122
3634	my $t1 = EV::time;	4123	my $t1 = AE::time;
3635		4124
3636	while ($RELOAD) {	4125	while ($RELOAD) {
3637	warn "reloading...";	4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
3638		4128
3639	warn "entering sync_job";	4129	trace "perl_reload: entering sync_job";
3640		4130
3641	cf::sync_job {	4131	cf::sync_job {
3642	cf::write_runtime_sync; # external watchdog should not bark
3643	cf::emergency_save;	4132	#cf::emergency_save;
3644	cf::write_runtime_sync; # external watchdog should not bark
3645		4133
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";	4134	trace "perl_reload: cancelling all extension coros";
3657	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3658	%EXT_CORO = ();	4136	%EXT_CORO = ();
3659		4137
3660	warn "removing commands";	4138	trace "perl_reload: removing commands";
3661	%COMMAND = ();	4139	%COMMAND = ();
3662		4140
3663	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3664	%EXTCMD = ();	4142	%EXTCMD = ();
3665	%EXTICMD = ();	4143	%EXTICMD = ();
3666		4144
3667	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3668	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3669	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3670		4148
3671	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3672	eval {	4150	eval {
3673	$cb->($pkg);	4151	$cb->($pkg);
3674	1	4152	1
3675	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
3676	}	4154	}
3677		4155
3678	warn "... clearing $pkg";	4156	trace "... clearing $pkg";
3679	clear_package $pkg;	4157	clear_package $pkg;
3680	}	4158	}
3681		4159
3682	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3683	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3685		4163
3686	warn "... unloading $k";	4164	trace "... unloading $k";
3687	delete $INC{$k};	4165	delete $INC{$k};
3688		4166
3689	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3690	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3691		4169
…		…
3694	}	4172	}
3695		4173
3696	clear_package $k;	4174	clear_package $k;
3697	}	4175	}
3698		4176
3699	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3700	clear_package "safe::$_"	4178	clear_package "safe::$_"
3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3702		4180
3703	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3704	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3706		4184
3707	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3708	# and global variables created in xs	4186	# and global variables created in xs
3709	#clear_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3710		4188
3711	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3712		4190
3713	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3714	require cf;	4192	require cf;
3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3716		4194
3717	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3718	cf::reload_config;	4196	cf::reload_config;
3719		4197
3720	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3721	cf::load_extensions;	4199	cf::load_extensions;
3722		4200
3723	if ($REATTACH_ON_RELOAD) {	4201	if ($REATTACH_ON_RELOAD) {
3724	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3725	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3726	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3727	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3728	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3729	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
3730	}	4208	}
3731		4209
3732	warn "running post_init jobs";	4210	cf::_post_init 1;
3733	(pop @POST_INIT)->(1) while @POST_INIT;
3734		4211
3735	warn "leaving sync_job";	4212	trace "perl_reload: leaving sync_job";
3736		4213
3737	1	4214	1
3738	} or do {	4215	} or do {
3739	warn $@;	4216	error $@;
3740	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3741	};	4218	};
3742		4219
3743	warn "reloaded";
3744	--$RELOAD;	4220	--$RELOAD;
3745	}	4221	}
3746		4222
3747	$t1 = EV::time - $t1;	4223	$t1 = AE::time - $t1;
3748	warn "reload completed in ${t1}s\n";	4224	info "perl_reload: completed in ${t1}s\n";
3749	};	4225	};
3750		4226
3751	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3752		4228
3753	sub reload_perl() {	4229	sub reload_perl() {
…		…
3755	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3756		4232
3757	$RELOAD_WATCHER ||= cf::async {	4233	$RELOAD_WATCHER ||= cf::async {
3758	Coro::AIO::aio_wait cache_extensions;	4234	Coro::AIO::aio_wait cache_extensions;
3759		4235
3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4237	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3763	};	4239	};
3764	};	4240	};
3765	}	4241	}
…		…
3774	reload_perl;	4250	reload_perl;
3775	};	4251	};
3776	}	4252	}
3777	};	4253	};
3778		4254
3779	unshift @INC, $LIBDIR;	4255	#############################################################################
3780		4256
3781	my $bug_warning = 0;	4257	my $bug_warning = 0;
3782		4258
3783	our @WAIT_FOR_TICK;
3784	our @WAIT_FOR_TICK_BEGIN;
3785
3786	sub wait_for_tick {	4259	sub wait_for_tick() {
3787	return if tick_inhibit || $Coro::current == $Coro::main;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3788		4261
3789	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3790	push @WAIT_FOR_TICK, $signal;
3791	$signal->wait;
3792	}	4263	}
3793		4264
3794	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3795	return if tick_inhibit || $Coro::current == $Coro::main;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3796		4267
3797	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3798	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3799	$signal->wait;	4270	$signal->wait;
3800	}	4271	}
…		…
3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3805	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3806	return;	4277	return;
3807	}	4278	}
3808		4279
3809	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
		4281
		4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3810		4283
3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3813	Coro::async_pool {	4286	Coro::async_pool {
3814	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3815	write_runtime_sync	4288	write_runtime_sync
3816	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3817	};	4290	};
3818	}	4291	}
3819		4292
3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3821	$sig->send;	4294	$sig->send;
3822	}	4295	}
3823	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3824	$sig->send;
3825	}
3826		4297
3827	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3829		4300
3830	if (0) {	4301	if (0) {
3831	if ($NEXT_TICK) {	4302	if ($NEXT_TICK) {
3832	my $jitter = $TICK_START - $NEXT_TICK;	4303	my $jitter = $TICK_START - $NEXT_TICK;
3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3834	warn "jitter $JITTER\n";#d#	4305	debug "jitter $JITTER\n";#d#
3835	}	4306	}
3836	}	4307	}
3837	}	4308	}
3838		4309
3839	{	4310	{
3840	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
3841		4313
3842	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3843	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3844	$AnyEvent::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3845		4317
3846	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3847	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3875	};	4347	};
3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3878	};	4350	};
		4351
		4352	info "database initialised";
3879	}	4353	}
3880		4354
3881	{	4355	{
3882	# configure IO::AIO	4356	# configure IO::AIO
3883		4357
		4358	info "initialising aio";
3884	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3885	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3886	undef $AnyEvent::AIO::WATCHER;	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
3887	}	4363	}
3888		4364
3889	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3890		4367
3891	sub _log_backtrace {	4368	sub _log_backtrace {
3892	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3893		4370
3894	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3895		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3896	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3897	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3898	++$_log_backtrace;	4379	++$_log_backtrace;
3899	my $perl_bt = Carp::longmess $msg;	4380	my $perl_bt = Carp::longmess $msg;
3900	async {	4381	async {
3901	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3902		4383
…		…
3922	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3923	--$_log_backtrace;	4404	--$_log_backtrace;
3924	};	4405	};
3925	} else {	4406	} else {
3926	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3927	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3928	}	4409	}
3929	}	4410	}
3930		4411
3931	# load additional modules	4412	# load additional modules
3932	require "cf/$_.pm" for @EXTRA_MODULES;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3933		4415
3934	END { cf::emergency_save }	4416	END { cf::emergency_save }
3935		4417
3936	1	4418	1
3937		4419

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