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Revision 1.471 by root, Mon Apr 27 01:38:48 2009 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 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;	63	use Time::HiRes;
61	use Compress::LZF;	64	use Compress::LZF;
62	use Digest::MD5 ();	65	use Digest::MD5 ();
63		66
…		…
72		75
73	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
78		86
79	our %COMMAND = ();	87	our %COMMAND = ();
80	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
81		89
82	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
83	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
84	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
85	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
87		97
88	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
90		102
91	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
92	our $DATADIR = datadir;	105	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
96	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		118
105	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
106		126
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	129	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	135	our $DB_ENV;
116		136
117	our @EXTRA_MODULES = qw(pod mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		138
119	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		141
121	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
123	our $NOW;	145	our $NOW;
124		146
125	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	156	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
136		158
137	our @POST_INIT;	159	our @POST_INIT;
138		160
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
140		166
141	binmode STDOUT;	167	binmode STDOUT;
142	binmode STDERR;	168	binmode STDERR;
143		169
144	# read virtual server time, if available	170	# read virtual server time, if available
…		…
155		181
156	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
157		183
158	sub cf::map::normalise;	184	sub cf::map::normalise;
159		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
160	#############################################################################	190	#############################################################################
161		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
162	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
163		204
164	=over 4	205	=over 4
165		206
166	=item $cf::UPTIME	207	=item $cf::UPTIME
167		208
168	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
169		225
170	=item $cf::RUNTIME	226	=item $cf::RUNTIME
171		227
172	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
173	every server tick.	229	every server tick.
174		230
175	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
176	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
177	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
178		234
179	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
180	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
181	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
182	database environment.	238	database environment.
183		239
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	240	=item $cf::LOADAVG
193		241
194	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
205	from wherever your confdir points to.	253	from wherever your confdir points to.
206		254
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		256
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
210	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
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) {
…		…
700		905
701	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
702	my $data = $process->(\@data);	907	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
704		909
705	warn "cache: '$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,
…		…
2873	my $pkt = "msg "	3244	my $pkt = "msg "
2874	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2876	);	3247	);
2877		3248
2878	# try lzf for large packets
2879	$pkt = "lzf " . Compress::LZF::compress $pkt
2880	if 1024 <= length $pkt and $self->{can_lzf};
2881
2882	# split very large packets
2883	if (8192 < length $pkt and $self->{can_lzf}) {
2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2885	$pkt = "frag";
2886	}
2887
2888	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2889	}	3250	}
2890		3251
2891	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2892		3253
2893	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2895	=cut	3256	=cut
2896		3257
2897	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2899		3260
2900	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}
2906	}
2907
2908	=item $client->ext_reply ($msgid, @msg)
2909
2910	Sends an ext reply to the client.
2911
2912	=cut
2913
2914	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;
2916
2917	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}
2924	}	3262	}
2925		3263
2926	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2927		3265
2928	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2983	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2984		3322
2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2986		3324
2987	if (ref $msg) {	3325	if (ref $msg) {
2988	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2989	"ARRAY" eq ref $msg
2990	? @$msg
2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2992		3327
2993	my @reply;
2994
2995	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}) {
2996	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2997	}	3346	}
2998
2999	$ns->ext_reply ($reply, @reply)
3000	if $reply;
3001
3002	} else {	3347	} else {
3003	warn "client " . ($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";
3004	}	3349	}
3005		3350
3006	cf::override;	3351	cf::override;
3007	},	3352	},
3008	);	3353	);
…		…
3028		3373
3029	$coro	3374	$coro
3030	}	3375	}
3031		3376
3032	cf::client->attach (	3377	cf::client->attach (
3033	on_destroy => sub {	3378	on_client_destroy => sub {
3034	my ($ns) = @_;	3379	my ($ns) = @_;
3035		3380
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3382	},
3038	);	3383	);
…		…
3054	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3055		3400
3056	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3057		3402
3058	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3061	sort time	3406	sort time
3062	));	3407	));
3063		3408
3064	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3089	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3090	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3091	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3092	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3093	) {	3438	) {
3094	no strict 'refs';
3095	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3097	for @funs;	3441	for @funs;
3098	}	3442	}
3099		3443
…		…
3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3117	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3118		3462
3119	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3120		3464
		3465	my @res;
3121	local $_;	3466	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3467
3124	my $eval =	3468	my $eval =
3125	"do {\n"	3469	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3472	. $code
3129	. "\n}"	3473	. "\n}"
3130	;	3474	;
3131		3475
		3476	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3135		3485
3136	if ($@) {	3486	if ($@) {
3137	warn "$@";	3487	warn "$@",
3138	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3140	}	3490	}
3141		3491
3142	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3143	}	3493	}
3144		3494
…		…
3158	=cut	3508	=cut
3159		3509
3160	sub register_script_function {	3510	sub register_script_function {
3161	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3162		3512
3163	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3165	}	3515	}
3166		3516
3167	=back	3517	=back
3168		3518
3169	=cut	3519	=cut
3170		3520
3171	#############################################################################	3521	#############################################################################
3172	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3173		3547
3174	sub load_facedata($) {	3548	sub load_facedata($) {
3175	my ($path) = @_;	3549	my ($path) = @_;
3176		3550
3177	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3178	# for this (global event?)	3552	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3180		3554
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3556
3183	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3184		3558
3185	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3186	0 < aio_load $path, $facedata
3187	or die "$path: $!";
3188
3189	$facedata = Coro::Storable::thaw $facedata;
3190		3560
3191	$facedata->{version} == 2	3561	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3563
3194	# patch in the exptable
3195	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,
3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3198	};
3199	cf::cede_to_tick;	3564	cf::cede_to_tick;
3200		3565
3201	{	3566	{
3202	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3203		3568
3204	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3572
3207	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3211		3579
3212	cf::cede_to_tick;	3580	cf::cede_to_tick;
3213	}	3581	}
3214		3582
3215	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3220		3588
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3592	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3594	}
3227		3595
3228	cf::cede_to_tick;	3596	cf::cede_to_tick;
3229	}	3597	}
3230	}	3598	}
…		…
3239		3607
3240	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3241	}	3609	}
3242		3610
3243	{	3611	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3247		3613
3248	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3618
3253	if ($info->{type} & 1) {
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
3268	} else {	3623	} else {
3269	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3270	}	3625	}
3271		3626
3272	cf::cede_to_tick;	3627	cf::cede_to_tick;
3273	}	3628	}
3274	}	3629	}
3275		3630
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3632
3278	1	3633	1
3279	}	3634	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3635
3301	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3303		3638
3304	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3312	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3313	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3314	cf::arch::commit_load;	3649	cf::arch::commit_load;
3315		3650
3316	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3317	}	3665	}
3318		3666
3319	sub reload_regions {	3667	sub reload_regions {
3320	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3321	# for this (global event?)	3669	# for this (global event?)
…		…
3336	}	3684	}
3337		3685
3338	sub reload_archetypes {	3686	sub reload_archetypes {
3339	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3340	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	add_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3341	}	3698	}
3342		3699
3343	sub reload_treasures {	3700	sub reload_treasures {
3344	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3345	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3346	}	3703	}
3347		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
3348	sub reload_resources {	3787	sub reload_resources {
3349	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
3350		3789
		3790	reload_materials;
3351	reload_facedata;	3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
3352	reload_archetypes;	3794	reload_archetypes;
3353	reload_regions;	3795	reload_regions;
3354	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
3355		3798
3356	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
3357	}	3800	}
3358		3801
3359	sub reload_config {	3802	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3803	trace "reloading config file...\n";
3361	or return;
3362		3804
3363	local $/;	3805	my $config = load_file "$CONFDIR/config";
3364	*CFG = YAML::Load <$fh>;	3806	utf8::decode $config;
		3807	*CFG = decode_yaml $config;
3365		3808
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3810
3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370		3813
3371	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3394		3837
3395	seek $fh, 0, 0;	3838	seek $fh, 0, 0;
3396	print $fh $$;	3839	print $fh $$;
3397	}	3840	}
3398		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
3399	sub main {	3851	sub main {
3400	cf::init_globals; # initialise logging	3852	cf::init_globals; # initialise logging
3401		3853
3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3403	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3406		3858
3407	cf::init_experience;
3408	cf::init_anim;
3409	cf::init_attackmess;
3410	cf::init_dynamic;
3411
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413		3860
3414	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3415	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3416	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3417	(async {	3864	(async {
3418	$Coro::current->{desc} = "IDLE BUG HANDLER";	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
3419	EV::loop EV::LOOP_ONESHOT;	3866	EV::loop EV::LOOP_ONESHOT;
3420	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3421	};	3868	};
3422		3869
3423	evthread_start IO::AIO::poll_fileno;	3870	evthread_start IO::AIO::poll_fileno;
3424		3871
3425	cf::sync_job {	3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
		3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
3426	reload_resources;	3883	reload_resources;
3427	reload_config;	3884	reload_config;
3428	db_init;
3429		3885
3430	cf::load_settings;
3431	cf::load_materials;
3432	cf::init_uuid;	3886	cf::init_uuid;
3433	cf::init_signals;	3887	cf::init_signals;
3434	cf::init_commands;
3435	cf::init_skills;	3888	cf::init_skills;
3436		3889
3437	cf::init_beforeplay;	3890	cf::init_beforeplay;
3438		3891
3439	atomic;	3892	atomic;
…		…
3441	load_extensions;	3894	load_extensions;
3442		3895
3443	utime time, time, $RUNTIMEFILE;	3896	utime time, time, $RUNTIMEFILE;
3444		3897
3445	# no (long-running) fork's whatsoever before this point(!)	3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
3446	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3447		3901
3448	(pop @POST_INIT)->(0) while @POST_INIT;	3902	cf::_post_init 0;
3449	};	3903	};
3450		3904
3451	EV::loop;	3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
3452	}	3913	}
3453		3914
3454	#############################################################################	3915	#############################################################################
3455	# initialisation and cleanup	3916	# initialisation and cleanup
3456		3917
3457	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3458	BEGIN {	3919	BEGIN {
3459	our %SIGWATCHER = ();	3920	our %SIGWATCHER = ();
3460	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3462	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3463	};	3924	};
3464	}	3925	}
3465	}	3926	}
3466		3927
3467	sub write_runtime_sync {	3928	sub write_runtime_sync {
		3929	my $t0 = AE::time;
		3930
3468	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3470		3933
3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3935
3473	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3474		3937
3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3939	or return;
3477		3940
3478	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3493	or return;	3956	or return;
3494		3957
3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3959	and return;
3497		3960
3498	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3962
3500	1	3963	1
3501	}	3964	}
3502		3965
3503	our $uuid_lock;	3966	our $uuid_lock;
…		…
3515	or return;	3978	or return;
3516		3979
3517	my $value = uuid_seq uuid_cur;	3980	my $value = uuid_seq uuid_cur;
3518		3981
3519	unless ($value) {	3982	unless ($value) {
3520	warn "cowardly refusing to write zero uuid value!\n";	3983	info "cowardly refusing to write zero uuid value!\n";
3521	return;	3984	return;
3522	}	3985	}
3523		3986
3524	my $value = uuid_str $value + $uuid_skip;	3987	my $value = uuid_str $value + $uuid_skip;
3525	$uuid_skip = 0;	3988	$uuid_skip = 0;
…		…
3535	or return;	3998	or return;
3536		3999
3537	aio_rename "$uuid~", $uuid	4000	aio_rename "$uuid~", $uuid
3538	and return;	4001	and return;
3539		4002
3540	warn "uuid file written ($value).\n";	4003	trace "uuid file written ($value).\n";
3541		4004
3542	1	4005	1
3543		4006
3544	}	4007	}
3545		4008
…		…
3551	}	4014	}
3552		4015
3553	sub emergency_save() {	4016	sub emergency_save() {
3554	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3555		4018
3556	warn "emergency_perl_save: enter\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3557		4025
3558	cf::sync_job {	4026	cf::sync_job {
3559	# this is a trade-off: we want to be very quick here, so	4027	cf::write_runtime_sync; # external watchdog should not bark
3560	# save all maps without fsync, and later call a global sync
3561	# (which in turn might be very very slow)
3562	local $USE_FSYNC = 0;
3563		4028
3564	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3565	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3566	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3567	warn "emergency_perl_save: begin player save\n";	4032	info "emergency_perl_save: begin player save\n";
3568	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3569	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3570	$pl->valid or next;	4035	$pl->valid or next;
3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3572	$pl->save;	4037	$pl->save;
3573	}	4038	}
3574	warn "emergency_perl_save: end player save\n";	4039	info "emergency_perl_save: end player save\n";
3575		4040
		4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
3576	warn "emergency_perl_save: begin map save\n";	4043	info "emergency_perl_save: begin map save\n";
3577	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3578	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3579	$map->valid or next;	4046	$map->valid or next;
3580	$map->save;	4047	$map->save;
3581	}	4048	}
3582	warn "emergency_perl_save: end map save\n";	4049	info "emergency_perl_save: end map save\n";
3583		4050
		4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
3584	warn "emergency_perl_save: begin database checkpoint\n";	4053	info "emergency_perl_save: begin database checkpoint\n";
3585	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3586	warn "emergency_perl_save: end database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
3587		4056
3588	warn "emergency_perl_save: begin write uuid\n";	4057	info "emergency_perl_save: begin write uuid\n";
3589	write_uuid_sync 1;	4058	write_uuid_sync 1;
3590	warn "emergency_perl_save: end write uuid\n";	4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3591	};	4079	};
3592		4080
3593	warn "emergency_perl_save: starting sync()\n";
3594	IO::AIO::aio_sync sub {
3595	warn "emergency_perl_save: finished sync()\n";
3596	};
3597
3598	warn "emergency_perl_save: leave\n";	4081	info "emergency_perl_save: leave\n";
3599	}	4082	}
3600		4083
3601	sub post_cleanup {	4084	sub post_cleanup {
3602	my ($make_core) = @_;	4085	my ($make_core) = @_;
3603		4086
		4087	IO::AIO::flush;
		4088
3604	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3605	if $make_core;	4090	if $make_core;
3606		4091
3607	my $fh = pidfile;	4092	my $fh = pidfile;
3608	unlink $PIDFILE if <$fh> == $$;	4093	unlink $PIDFILE if <$fh> == $$;
3609	}	4094	}
…		…
3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3630	for my $name (keys %$leaf_symtab) {	4115	for my $name (keys %$leaf_symtab) {
3631	_gv_clear *{"$pkg$name"};	4116	_gv_clear *{"$pkg$name"};
3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3633	}	4118	}
3634	warn "cleared package $pkg\n";#d#
3635	}	4119	}
3636		4120
3637	sub do_reload_perl() {	4121	sub do_reload_perl() {
3638	# can/must only be called in main	4122	# can/must only be called in main
3639	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3640	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3641	return;	4125	return;
3642	}	4126	}
3643		4127
3644	return if $RELOAD++;	4128	return if $RELOAD++;
3645		4129
3646	my $t1 = EV::time;	4130	my $t1 = AE::time;
3647		4131
3648	while ($RELOAD) {	4132	while ($RELOAD) {
3649	warn "reloading...";	4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
3650		4135
3651	warn "entering sync_job";	4136	trace "perl_reload: entering sync_job";
3652		4137
3653	cf::sync_job {	4138	cf::sync_job {
3654	cf::write_runtime_sync; # external watchdog should not bark
3655	cf::emergency_save;	4139	#cf::emergency_save;
3656	cf::write_runtime_sync; # external watchdog should not bark
3657		4140
3658	warn "syncing database to disk";
3659	BDB::db_env_txn_checkpoint $DB_ENV;
3660
3661	# if anything goes wrong in here, we should simply crash as we already saved
3662
3663	warn "flushing outstanding aio requests";
3664	while (IO::AIO::nreqs || BDB::nreqs) {
3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3666	}
3667
3668	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3669	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3670	%EXT_CORO = ();	4143	%EXT_CORO = ();
3671		4144
3672	warn "removing commands";	4145	trace "perl_reload: removing commands";
3673	%COMMAND = ();	4146	%COMMAND = ();
3674		4147
3675	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3676	%EXTCMD = ();	4149	%EXTCMD = ();
3677	%EXTICMD = ();	4150	%EXTICMD = ();
3678		4151
3679	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3680	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3681	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3682		4155
3683	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3684	eval {	4157	eval {
3685	$cb->($pkg);	4158	$cb->($pkg);
3686	1	4159	1
3687	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
3688	}	4161	}
3689		4162
3690	warn "... clearing $pkg";	4163	trace "... clearing $pkg";
3691	clear_package $pkg;	4164	clear_package $pkg;
3692	}	4165	}
3693		4166
3694	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3695	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3697		4170
3698	warn "... unloading $k";	4171	trace "... unloading $k";
3699	delete $INC{$k};	4172	delete $INC{$k};
3700		4173
3701	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3702	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3703		4176
…		…
3706	}	4179	}
3707		4180
3708	clear_package $k;	4181	clear_package $k;
3709	}	4182	}
3710		4183
3711	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3712	clear_package "safe::$_"	4185	clear_package "safe::$_"
3713	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3714		4187
3715	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3716	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3718		4191
3719	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3720	# and global variables created in xs	4193	# and global variables created in xs
3721	#clear_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3722		4195
3723	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3724		4197
3725	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3726	require cf;	4199	require cf;
3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3728		4201
3729	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3730	cf::reload_config;	4203	cf::reload_config;
3731		4204
3732	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3733	cf::load_extensions;	4206	cf::load_extensions;
3734		4207
3735	if ($REATTACH_ON_RELOAD) {	4208	if ($REATTACH_ON_RELOAD) {
3736	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3737	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3738	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3739	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3740	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3741	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
3742	}	4215	}
3743		4216
3744	warn "running post_init jobs";	4217	cf::_post_init 1;
3745	(pop @POST_INIT)->(1) while @POST_INIT;
3746		4218
3747	warn "leaving sync_job";	4219	trace "perl_reload: leaving sync_job";
3748		4220
3749	1	4221	1
3750	} or do {	4222	} or do {
3751	warn $@;	4223	error $@;
3752	cf::cleanup "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3753	};	4225	};
3754		4226
3755	warn "reloaded";
3756	--$RELOAD;	4227	--$RELOAD;
3757	}	4228	}
3758		4229
3759	$t1 = EV::time - $t1;	4230	$t1 = AE::time - $t1;
3760	warn "reload completed in ${t1}s\n";	4231	info "perl_reload: completed in ${t1}s\n";
3761	};	4232	};
3762		4233
3763	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3764		4235
3765	sub reload_perl() {	4236	sub reload_perl() {
…		…
3767	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3768		4239
3769	$RELOAD_WATCHER ||= cf::async {	4240	$RELOAD_WATCHER ||= cf::async {
3770	Coro::AIO::aio_wait cache_extensions;	4241	Coro::AIO::aio_wait cache_extensions;
3771		4242
3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3773	do_reload_perl;	4244	do_reload_perl;
3774	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3775	};	4246	};
3776	};	4247	};
3777	}	4248	}
…		…
3786	reload_perl;	4257	reload_perl;
3787	};	4258	};
3788	}	4259	}
3789	};	4260	};
3790		4261
3791	unshift @INC, $LIBDIR;	4262	#############################################################################
3792		4263
3793	my $bug_warning = 0;	4264	my $bug_warning = 0;
3794		4265
3795	our @WAIT_FOR_TICK;
3796	our @WAIT_FOR_TICK_BEGIN;
3797
3798	sub wait_for_tick {	4266	sub wait_for_tick() {
3799	return if tick_inhibit || $Coro::current == $Coro::main;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3800		4268
3801	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3802	push @WAIT_FOR_TICK, $signal;
3803	$signal->wait;
3804	}	4270	}
3805		4271
3806	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3807	return if tick_inhibit || $Coro::current == $Coro::main;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3808		4274
3809	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3810	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3811	$signal->wait;	4277	$signal->wait;
3812	}	4278	}
…		…
3816	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3817	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3818	return;	4284	return;
3819	}	4285	}
3820		4286
3821	cf::server_tick; # one server iteration	4287	cf::one_tick; # one server iteration
		4288
		4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3822		4290
3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3825	Coro::async_pool {	4293	Coro::async_pool {
3826	$Coro::current->{desc} = "runtime saver";	4294	$Coro::current->{desc} = "runtime saver";
3827	write_runtime_sync	4295	write_runtime_sync
3828	or warn "ERROR: unable to write runtime file: $!";	4296	or error "ERROR: unable to write runtime file: $!";
3829	};	4297	};
3830	}	4298	}
3831		4299
3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3833	$sig->send;	4301	$sig->send;
3834	}	4302	}
3835	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3836	$sig->send;
3837	}
3838		4304
3839	$LOAD = ($NOW - $TICK_START) / $TICK;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3840	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3841		4307
3842	if (0) {	4308	if (0) {
3843	if ($NEXT_TICK) {	4309	if ($NEXT_TICK) {
3844	my $jitter = $TICK_START - $NEXT_TICK;	4310	my $jitter = $TICK_START - $NEXT_TICK;
3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3846	warn "jitter $JITTER\n";#d#	4312	debug "jitter $JITTER\n";#d#
3847	}	4313	}
3848	}	4314	}
3849	}	4315	}
3850		4316
3851	{	4317	{
3852	# configure BDB	4318	# configure BDB
		4319	info "initialising database";
3853		4320
3854	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3855	BDB::max_poll_reqs $TICK * 0.1;	4322	BDB::max_poll_reqs $TICK * 0.1;
3856	$AnyEvent::BDB::WATCHER->priority (1);	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3857		4324
3858	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3859	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
3860	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3861	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3886	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3887	};	4354	};
3888	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3889	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3890	};	4357	};
		4358
		4359	info "database initialised";
3891	}	4360	}
3892		4361
3893	{	4362	{
3894	# configure IO::AIO	4363	# configure IO::AIO
3895		4364
		4365	info "initialising aio";
3896	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3897	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3898	undef $AnyEvent::AIO::WATCHER;	4368	undef $AnyEvent::AIO::WATCHER;
		4369	info "aio initialised";
3899	}	4370	}
3900		4371
3901	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3902		4374
3903	sub _log_backtrace {	4375	sub _log_backtrace {
3904	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3905		4377
3906	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3907		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3908	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3909	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3910	++$_log_backtrace;	4386	++$_log_backtrace;
3911	my $perl_bt = Carp::longmess $msg;	4387	my $perl_bt = Carp::longmess $msg;
3912	async {	4388	async {
3913	$Coro::current->{desc} = "abt $msg";	4389	$Coro::current->{desc} = "abt $msg";
3914		4390
…		…
3934	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3935	--$_log_backtrace;	4411	--$_log_backtrace;
3936	};	4412	};
3937	} else {	4413	} else {
3938	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3939	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3940	}	4416	}
3941	}	4417	}
3942		4418
3943	# load additional modules	4419	# load additional modules
3944	require "cf/$_.pm" for @EXTRA_MODULES;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3945		4422
3946	END { cf::emergency_save }	4423	END { cf::emergency_save }
3947		4424
3948	1	4425	1
3949		4426

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