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Revision 1.465 by root, Thu Jan 8 00:54:55 2009 UTC vs.
Revision 1.596 by root, Fri Nov 9 20:37:57 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "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 off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		131
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
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
117	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
118		141
119	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
121	our $NOW;	145	our $NOW;
122		146
123	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
124	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
125	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
132	our $JITTER; # average jitter	156	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
134		158
135	our @POST_INIT;	159	our @POST_INIT;
136		160
137	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;
138		166
139	binmode STDOUT;	167	binmode STDOUT;
140	binmode STDERR;	168	binmode STDERR;
141		169
142	# read virtual server time, if available	170	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	172	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
147	}	175	}
148		176
		177	eval "sub TICK() { $TICK } 1" or die;
		178
149	mkdir $_	179	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		181
152	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
153		183
154	sub cf::map::normalise;	184	sub cf::map::normalise;
155		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
156	#############################################################################	190	#############################################################################
157		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
158	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
159		204
160	=over 4	205	=over 4
161		206
162	=item $cf::UPTIME	207	=item $cf::UPTIME
163		208
164	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.
165		225
166	=item $cf::RUNTIME	226	=item $cf::RUNTIME
167		227
168	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
169	every server tick.	229	every server tick.
170		230
171	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
172	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
173	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
174		234
175	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
176	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
177	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
178	database environment.	238	database environment.
179		239
180	=item $cf::NOW
181
182	The time of the last (current) server tick.
183
184	=item $cf::TICK
185
186	The interval between server ticks, in seconds.
187
188	=item $cf::LOADAVG	240	=item $cf::LOADAVG
189		241
190	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
191	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
192	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
201	from wherever your confdir points to.	253	from wherever your confdir points to.
202		254
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		256
205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
206	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
207	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
208		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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
209	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
210		279
211	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
212	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
213	that call.	282	that call.
214		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
215	=back	290	=back
216		291
217	=cut	292	=cut
218		293
219	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
220	*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 {
221	my $msg = join "", @_;	301	my $msg = join "", @_;
222		302
223	$msg .= "\n"	303	$msg .= "\n"
224	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
225		305
226	$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;
227		307
228	LOG llevError, $msg;	308	LOG llevWarn, $msg;
229	};	309	};
230	}
231		310
232	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
234		313
235	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	318	return;#d#
238	}#d#	319	}#d#
239		320
240	# kill coroutine otherwise	321	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	322	Coro::terminate
243	};	323	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		324
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	342	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	344	}
267		345
268	$EV::DIED = sub {	346	$EV::DIED = sub {
269	warn "error in event callback: @_";	347	warn "error in event callback: $@";
270	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
271		354
272	#############################################################################	355	#############################################################################
273		356
274	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
275		358
…		…
296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
297	$d	380	$d
298	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
299	}	382	}
300		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
301	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
302		437
303	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
304		439
305	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312		447
313	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
315		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 $_[0]
		480	}
		481
316	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
317		483
318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
320		486
321	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
322	is a reload or not.	488	is a reload or not.
323		489
324	=cut	490	=cut
325		491
326	sub post_init(&) {	492	sub post_init(&) {
327	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
328	}	511	}
329		512
330	=item cf::lock_wait $string	513	=item cf::lock_wait $string
331		514
332	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
371	}	554	}
372		555
373	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
374		557
375	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
376	get spread over timer.	559	get spread over time.
377		560
378	=cut	561	=cut
379		562
380	sub periodic($$) {	563	sub periodic($$) {
381	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
386	}	569	}
387		570
388	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
389		572
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
393		580
394	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
395	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
396		583
397	Useful for short background jobs.	584	Useful for short background jobs.
398		585
399	=cut	586	=cut
400		587
401	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
403		591
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
407		595
408	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
409		598
410	while () {	599	while () {
411	next_job:	600	next_job:
		601
412	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	603
414	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	608	$job->[2]->send;
418	Coro::cede;	609	Coro::cede;
419	goto next_job;	610	goto next_job;
420	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	613	}
422	}	614	}
423		615
424	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	619	} else {
		620	$busy = 0;
429	Coro::schedule;	621	Coro::schedule;
430	}	622	}
431	}	623	}
432	};	624	};
433		625
434	sub get_slot($;$$) {	626	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
436		628
437	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
438		630
439	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
440	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
441		634
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
470	=cut	663	=cut
471		664
472	sub sync_job(&) {	665	sub sync_job(&) {
473	my ($job) = @_;	666	my ($job) = @_;
474		667
475	if ($Coro::current == $Coro::main) {	668	if (in_main) {
476	my $time = EV::time;	669	my $time = AE::time;
477		670
478	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
480		673
481	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
482		675
483	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
484		677
485	my $busy = 1;	678	my $busy = 1;
486	my @res;	679	my @res;
487		680
488	(async {	681	(async {
489	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	683	@res = eval { $job->() };
491	warn $@ if $@;	684	error $@ if $@;
492	undef $busy;	685	undef $busy;
493	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
494		687
495	while ($busy) {	688	while ($busy) {
496	if (Coro::nready) {	689	if (Coro::nready) {
…		…
498	} else {	691	} else {
499	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
500	}	693	}
501	}	694	}
502		695
503	my $time = EV::time - $time;	696	my $time = AE::time - $time;
504		697
505	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
506		699
507	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
508	} else {	701	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
531		724
532	$coro	725	$coro
533	}	726	}
534		727
535	=item fork_call { }, $args	728	=item fork_call { }, @args
536		729
537	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
541		734
542	=cut	735	=cut
543		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
544	sub fork_call(&@) {	741	sub fork_call(&@) {
545	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
546		743
547	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
550		747
551	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
552	reset_signals;	749	cf::post_fork;
553	&$cb	750	&$cb
554	}, @args;	751	} @args;
555		752
556	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	)
557	}	765	}
558		766
559	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
560		768
561	=cut	769	=cut
…		…
598	within each server.	806	within each server.
599		807
600	=cut	808	=cut
601		809
602	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
603	my ($name) = @_;	814	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
605		816
606	eval {	817	eval {
607	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
617	}	828	}
618		829
619	our $DB;	830	our $DB;
620		831
621	sub db_init {	832	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	833	$DB ||= db_table "db";
624	};
625	}	834	}
626		835
627	sub db_get($$) {	836	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
629		838
630	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
631	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
632		843
633	$! ? ()	844	$! ? ()
634	: $data	845	: $data
635	}
636	}	846	}
637		847
638	sub db_put($$$) {	848	sub db_put($$$) {
639	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		878
669	my @data;	879	my @data;
670	my $md5;	880	my $md5;
671		881
672	for (0 .. $#$src) {	882	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	884	}
676		885
677	# if processing is expensive, check	886	# if processing is expensive, check
678	# checksum first	887	# checksum first
679	if (1) {	888	if (1) {
…		…
696		905
697	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	907	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
700		909
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		911
703	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
706		915
…		…
716		925
717	=cut	926	=cut
718		927
719	sub datalog($@) {	928	sub datalog($@) {
720	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	931	}
723		932
724	=back	933	=back
725		934
726	=cut	935	=cut
…		…
921		1130
922	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1133
925	} elsif (ref $type) {	1134	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
927		1136
928	} else {	1137	} else {
929	shift @arg;	1138	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
931	}	1140	}
932	}	1141	}
933	}	1142	}
934		1143
935	sub _object_attach {	1144	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
946	}	1155	}
947		1156
948	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
949	} else {	1158	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1160	}
952		1161
953	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
954	}	1163	}
955		1164
…		…
1014		1223
1015	for (@$callbacks) {	1224	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1017		1226
1018	if ($@) {	1227	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1229	override;
1022	}	1230	}
1023		1231
1024	return 1 if $override;	1232	return 1 if $override;
1025	}	1233	}
…		…
1104	for (@$attach) {	1312	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1107	}	1315	}
1108	} else {	1316	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1318	}
1111	}	1319	}
1112	}	1320	}
1113		1321
1114	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1142		1350
1143	sync_job {	1351	sync_job {
1144	if (length $$rdata) {	1352	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1148		1357
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1365	aio_close $fh;
1154		1366
1155	if (@$objs) {	1367	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1376	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1378	}
1164	} else {	1379	} else {
1165	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1169		1384
1170	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1387	} else {
1173	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1174	}	1389	}
1175	} else {	1390	} else {
1176	aio_unlink $filename;	1391	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1178	}	1393	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1418	$av = $st->{objs};
1204	}	1419	}
1205		1420
1206	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1209		1425
1210	($data, $av)	1426	($data, $av)
1211	}	1427	}
1212		1428
1213	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1217	=cut	1433	=cut
1218		1434
1219	#############################################################################	1435	#############################################################################
1220	# command handling &c	1436	# command handling &c
1221		1437
1222	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1223		1439
1224	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
1225	$name.	1441	$name.
1226		1442
1227	=cut	1443	=cut
…		…
1233	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1234		1450
1235	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1236	}	1452	}
1237		1453
1238	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1239		1455
1240	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1241	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
1242	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
1243	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
1244	has logged in successfully.	1460	has logged in successfully.
1245		1461
1246	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1247	called.
1248		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
1249	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1250		1470
1251	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1252	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
1253	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
1254	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
1255	log-in.	1475	log-in.
1256		1476
1257	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1258	called.
1259		1478
1260	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1261		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1262	sub register_extcmd {	1486	sub register_extcmd($$) {
1263	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1264		1488
1265	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1266	}	1490	}
1267		1491
1268	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1269	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1270		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1271	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1272	}	1502	}
1273		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1274	use File::Glob ();	1510	use File::Glob ();
1275		1511
1276	cf::player->attach (	1512	cf::player->attach (
1277	on_command => sub {	1513	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1279		1515
1280	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1281	or return;	1517	or return;
1282		1518
…		…
1290	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1291		1527
1292	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1293		1529
1294	if (ref $msg) {	1530	if (ref $msg) {
1295	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1296	"ARRAY" eq ref $msg
1297	? @$msg
1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299		1532
1300	my @reply;
1301
1302	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}) {
1303	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1304	}	1551	}
1305		1552
1306	$pl->ext_reply ($reply, @reply)
1307	if $reply;
1308
1309	} else {	1553	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1555	}
1312		1556
1313	cf::override;	1557	cf::override;
1314	},	1558	},
1315	);	1559	);
1316		1560
1317	# "readahead" all extensions	1561	# "readahead" all extensions
1318	sub cache_extensions {	1562	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1563	my $grp = IO::AIO::aio_group;
1320		1564
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1566	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1568	}
1325	};	1569	};
1326		1570
1327	$grp	1571	$grp
1328	}	1572	}
1329		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
1330	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1331	cf::sync_job {	1590	cf::sync_job {
1332	my %todo;	1591	my %todo;
1333		1592
1334	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1594	next unless -r $path;
…		…
1353		1612
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1615
1357	$ext{source} =	1616	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1360	. $source	1619	. $source
1361	. "\n};\n1";	1620	. "\n};\n1";
1362		1621
1363	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1364	}	1623	}
1365		1624
		1625	my $pass = 0;
1366	my %done;	1626	my %done;
1367	while (%todo) {	1627	while (%todo) {
1368	my $progress;	1628	my $progress;
1369		1629
		1630	++$pass;
		1631
		1632	ext:
1370	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1635	next ext
1373	unless exists $done{$_};	1636	unless exists $done{$_};
1374	}	1637	}
1375		1638
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1640
1378	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 $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1654
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1656	if exists $v->{meta}{mandatory};
1386		1657
1387	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;
1388	}	1667	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1668	}
1394		1669
1395	skip:	1670	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	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	}
1398	}	1680	}
1399	};	1681	};
1400	}	1682	}
1401		1683
1402	#############################################################################	1684	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1487	}	1769	}
1488	}	1770	}
1489	}	1771	}
1490		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1491	sub save($) {	1786	sub save($) {
1492	my ($pl) = @_;	1787	my ($pl) = @_;
1493		1788
1494	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1495		1790
…		…
1500		1795
1501	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1503		1798
1504	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];
1505		1803
1506	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1805	cf::cede_to_tick;
1508	}	1806	}
1509		1807
…		…
1543	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1544		1842
1545	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1546	$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
1547		1845
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1847	$pl->deactivate;
		1848
1550	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;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1553	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1554		1854
1555	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1611	\@logins	1911	\@logins
1612	}	1912	}
1613		1913
1614	=item $player->maps	1914	=item $player->maps
1615		1915
		1916	=item cf::player::maps $login
		1917
1616	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1617	player. May block.	1919	player. May block.
1618		1920
1619	=cut	1921	=cut
1620		1922
…		…
1641		1943
1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1643		1945
1644	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1645		1947
1646	=item $player->ext_reply ($msgid, @msg)
1647
1648	Sends an ext reply to the player.
1649
1650	=cut
1651
1652	sub ext_reply($$@) {
1653	my ($self, $id, @msg) = @_;
1654
1655	$self->ns->ext_reply ($id, @msg)
1656	}
1657
1658	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1659		1949
1660	Sends an ext event to the client.	1950	Sends an ext event to the client.
1661		1951
1662	=cut	1952	=cut
…		…
1681		1971
1682	=cut	1972	=cut
1683		1973
1684	sub find_by_path($) {	1974	sub find_by_path($) {
1685	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1686		1978
1687	my ($match, $specificity);	1979	my ($match, $specificity);
1688		1980
1689	for my $region (list) {	1981	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1719	sub generate_random_map {	2011	sub generate_random_map {
1720	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1721		2013
1722	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
1723		2015
1724	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1733	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1734	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1735	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1736	(cf::region::find $rmp->{region}), $rmp->{custom}
1737	)
1738	}	2017	}
1739		2018
1740	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1741		2020
1742	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
…		…
1747		2026
1748	sub register {	2027	sub register {
1749	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	2029	my $pkg = caller;
1751		2030
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		2032
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	2034	}
1757		2035
1758	# also paths starting with '/'	2036	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		2038
1761	sub thawer_merge {	2039	sub thawer_merge {
1762	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1763		2041
1764	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1769	}	2047	}
1770		2048
1771	sub normalise {	2049	sub normalise {
1772	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1773		2051
1774	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1775		2053
1776	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1777		2055
1778	# map plan:	2056	# map plan:
1779	#	2057	#
…		…
1794	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	2073	$path = "$base/$path";
1796	}	2074	}
1797		2075
1798	for ($path) {	2076	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1802	}	2079	}
1803		2080
1804	$path	2081	$path
…		…
1818	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1819	return $self;	2096	return $self;
1820	}	2097	}
1821	}	2098	}
1822		2099
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	2101	()
1825	}	2102	}
1826		2103
		2104	# may re-bless or do other evil things
1827	sub init {	2105	sub init {
1828	my ($self) = @_;	2106	my ($self) = @_;
1829		2107
1830	$self	2108	$self
1831	}	2109	}
…		…
1896	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1897		2175
1898	1	2176	1
1899	}	2177	}
1900		2178
		2179	# used to laod the header of an original map
1901	sub load_header_orig {	2180	sub load_header_orig {
1902	my ($self) = @_;	2181	my ($self) = @_;
1903		2182
1904	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1905	}	2184	}
1906		2185
		2186	# used to laod the header of an instantiated map
1907	sub load_header_temp {	2187	sub load_header_temp {
1908	my ($self) = @_;	2188	my ($self) = @_;
1909		2189
1910	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1911	}	2191	}
1912		2192
		2193	# called after loading the header from an instantiated map
1913	sub prepare_temp {	2194	sub prepare_temp {
1914	my ($self) = @_;	2195	my ($self) = @_;
1915		2196
1916	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1917	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1918	# safety	2199	# safety
1919	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1920	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1921	}	2202	}
1922		2203
		2204	# called after loading the header from an original map
1923	sub prepare_orig {	2205	sub prepare_orig {
1924	my ($self) = @_;	2206	my ($self) = @_;
1925		2207
1926	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1927	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1951		2233
1952	sub find;	2234	sub find;
1953	sub find {	2235	sub find {
1954	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1955		2237
		2238	cf::cede_to_tick;
		2239
1956	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1957		2241
1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2244
1961	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
1978		2262
1979	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1980	}	2264	}
1981	}	2265	}
1982		2266
1983	sub pre_load { }	2267	sub pre_load { }
1984	sub post_load { }	2268	#sub post_load { } # XS
1985		2269
1986	sub load {	2270	sub load {
1987	my ($self) = @_;	2271	my ($self) = @_;
1988		2272
1989	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2276
1993	{	2277	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1995		2279
1996	return unless $self->valid;	2280	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2282
2001	$self->alloc;	2283	$self->alloc;
2002		2284
2003	$self->pre_load;	2285	$self->pre_load;
2004	cf::cede_to_tick;	2286	cf::cede_to_tick;
2005		2287
		2288	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2290	$f->skip_block;
2008	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2009	or return;	2292	or return;
2010		2293
2011	$self->post_load_original	2294	$self->post_load_original
2012	if delete $self->{load_original};	2295	if delete $self->{load_original};
2013		2296
2014	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2298	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2301	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2021	}	2305	}
2022	}	2306	}
2023	}
2024		2307
2025	$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);
2026		2315
2027	cf::cede_to_tick;	2316	cf::cede_to_tick;
2028	# now do the right thing for maps	2317	# now do the right thing for maps
2029	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2324	$self->decay_objects;
2036	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2037	$self->update_buttons;	2326	$self->update_buttons;
2038	cf::cede_to_tick;	2327	cf::cede_to_tick;
2039	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2040	}	2329	}
2041		2330
2042	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2043	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2044
2045	$self->in_memory (cf::MAP_ACTIVE);
2046	}	2333	}
2047		2334
2048	$self->post_load;	2335	$self->post_load;
2049	}
2050		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
2051	sub customise_for {	2343	sub customise_for {
2052	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2053		2345
2054	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2055	if $self->per_player;	2347	if $self->per_player;
…		…
2058	# if $self->per_party;	2350	# if $self->per_party;
2059		2351
2060	$self	2352	$self
2061	}	2353	}
2062		2354
2063	# find and load all maps in the 3x3 area around a map
2064	sub load_neighbours {
2065	my ($map) = @_;
2066
2067	my @neigh; # diagonal neighbours
2068
2069	for (0 .. 3) {
2070	my $neigh = $map->tile_path ($_)
2071	or next;
2072	$neigh = find $neigh, $map
2073	or next;
2074	$neigh->load;
2075
2076	push @neigh,
2077	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2078	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2079	}
2080
2081	for (grep defined $_->[0], @neigh) {
2082	my ($path, $origin) = @$_;
2083	my $neigh = find $path, $origin
2084	or next;
2085	$neigh->load;
2086	}
2087	}
2088
2089	sub find_sync {	2355	sub find_sync {
2090	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2091		2357
2092	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
2093	}	2363	}
2094		2364
2095	sub do_load_sync {	2365	sub do_load_sync {
2096	my ($map) = @_;	2366	my ($map) = @_;
2097		2367
		2368	# it's a bug to call this from the main context
2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2099	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2100		2371
2101	cf::sync_job { $map->load };	2372	$map->load;
2102	}	2373	}
2103		2374
2104	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2105	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2106		2377
2107	sub find_async {	2378	sub find_async {
2108	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2109		2380
2110	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2111		2382
2112	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2114	}	2385	}
2115		2386
2116	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2117		2388
2118	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2132	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2133		2404
2134	()	2405	()
2135	}	2406	}
2136		2407
		2408	# common code, used by both ->save and ->swapout
2137	sub save {	2409	sub _save {
2138	my ($self) = @_;	2410	my ($self) = @_;
2139
2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
2141		2411
2142	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2143		2413
2144	return unless $self->dirty;	2414	return unless $self->dirty;
2145		2415
…		…
2165	} else {	2435	} else {
2166	$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);
2167	}	2437	}
2168	}	2438	}
2169		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2170	sub swap_out {	2448	sub swap_out {
2171	my ($self) = @_;	2449	my ($self) = @_;
2172		2450
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2178	return if $self->players;	2455	return if $self->players;
2179	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
2180	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2181		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
2182	$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};
2183		2507
2184	$self->deactivate;	2508	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2510	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2511
2232	$self->unlink_save;	2512	$self->unlink_save;
2233	$self->destroy;	2513	$self->destroy;
2234	}	2514	}
2235		2515
…		…
2243		2523
2244	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2245		2525
2246	$self->unlink_save;	2526	$self->unlink_save;
2247		2527
2248	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2533
…		…
2310	: normalise $_	2590	: normalise $_
2311	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2312	]	2592	]
2313	}	2593	}
2314		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
2315	=back	2627	=back
2316		2628
2317	=head3 cf::object	2629	=head3 cf::object
2318		2630
2319	=cut	2631	=cut
…		…
2384		2696
2385	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2386	id => "say",	2698	id => "say",
2387	title => "Map",	2699	title => "Map",
2388	reply => "say ",	2700	reply => "say ",
2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2390	};	2702	};
2391		2703
2392	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2393	id => "chat",	2705	id => "chat",
2394	title => "Chat",	2706	title => "Chat",
…		…
2451		2763
2452	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}>).
2453		2765
2454	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.
2455	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,
2456	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
2457	map.	2769	map.
2458		2770
2459	Will never block.	2771	Will never block.
2460		2772
2461	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2482	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2795	my ($self) = @_;
2484		2796
2485	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2486		2798
		2799	++$self->{_link_recursion};
		2800
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2802
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2491		2805
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2807	}
2494		2808
2495	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2497		2811
…		…
2514	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2516		2830
2517	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2520		2834
2521	$map->load;	2835	$map->load;
2522	$map->load_neighbours;
2523		2836
2524	return unless $self->contr->active;	2837	return unless $self->contr->active;
2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2526	$self->activate_recursive;
2527		2838
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2530	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2531		2846
		2847	}
		2848
2532	=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)]])
2533		2850
2534	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
2535	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2536	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
2537	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
…		…
2544		2861
2545	our $GOTOGEN;	2862	our $GOTOGEN;
2546		2863
2547	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2548	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	}
2549		2872
2550	# 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
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2875
2553	$self->enter_link;	2876	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2574	}	2897	}
2575	}	2898	}
2576		2899
2577	my $map = eval {	2900	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2902
2580	if ($map) {	2903	if ($map) {
2581	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2906	} else {
2584	$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);
2585	}	2908	}
2586		2909
2587	$map	2910	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2598	}	2921	}
2599		2922
2600	$done->() if $done;	2923	$done->($self) if $done;
2601	})->prio (1);	2924	})->prio (1);
2602	}	2925	}
2603		2926
2604	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2605		2928
…		…
2673	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2674		2997
2675	unless (eval {	2998	unless (eval {
2676	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2677		3000
2678	# random map handling
2679	{
2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
2681
2682	prepare_random_map $exit
2683	if $exit->slaying eq "/!";
2684	}
2685
2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2687	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2688	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	}
2689		3027
2690	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2691		3029
2692	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2693	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2698	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2699	. "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. "
2700	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2701	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2702		3040
2703	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2704	$self->leave_link;	3042	$self->leave_link;
2705	}	3043	}
2706	})->prio (1);	3044	})->prio (1);
2707	}	3045	}
2708		3046
…		…
2720	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2721	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2722		3060
2723	utf8::encode $text;	3061	utf8::encode $text;
2724	$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);
2725	}	3088	}
2726		3089
2727	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2728		3091
2729	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
…		…
2733		3096
2734	=cut	3097	=cut
2735		3098
2736	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2737	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	},
2738	"c/identify" => {	3107	"c/identify" => {
2739	id => "infobox",	3108	id => "infobox",
2740	title => "Identify",	3109	title => "Identify",
2741	reply => undef,	3110	reply => undef,
2742	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2744	"c/examine" => {	3113	"c/examine" => {
2745	id => "infobox",	3114	id => "infobox",
2746	title => "Examine",	3115	title => "Examine",
2747	reply => undef,	3116	reply => undef,
2748	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",
2749	},	3124	},
2750	"c/book" => {	3125	"c/book" => {
2751	id => "infobox",	3126	id => "infobox",
2752	title => "Book",	3127	title => "Book",
2753	reply => undef,	3128	reply => undef,
…		…
2781	id => "infobox",	3156	id => "infobox",
2782	title => "Skills",	3157	title => "Skills",
2783	reply => undef,	3158	reply => undef,
2784	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
2785	},	3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
2786	"c/resistances" => {	3167	"c/resistances" => {
2787	id => "infobox",	3168	id => "infobox",
2788	title => "Resistances",	3169	title => "Resistances",
2789	reply => undef,	3170	reply => undef,
2790	tooltip => "Shows your resistances",	3171	tooltip => "Shows your resistances",
…		…
2792	"c/pets" => {	3173	"c/pets" => {
2793	id => "infobox",	3174	id => "infobox",
2794	title => "Pets",	3175	title => "Pets",
2795	reply => undef,	3176	reply => undef,
2796	tooltip => "Shows information abotu your pets/a specific pet",	3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
2797	},	3184	},
2798	"c/uptime" => {	3185	"c/uptime" => {
2799	id => "infobox",	3186	id => "infobox",
2800	title => "Uptime",	3187	title => "Uptime",
2801	reply => undef,	3188	reply => undef,
…		…
2857	my $pkt = "msg "	3244	my $pkt = "msg "
2858	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2860	);	3247	);
2861		3248
2862	# try lzf for large packets
2863	$pkt = "lzf " . Compress::LZF::compress $pkt
2864	if 1024 <= length $pkt and $self->{can_lzf};
2865
2866	# split very large packets
2867	if (8192 < length $pkt and $self->{can_lzf}) {
2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2869	$pkt = "frag";
2870	}
2871
2872	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2873	}	3250	}
2874		3251
2875	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2876		3253
2877	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2879	=cut	3256	=cut
2880		3257
2881	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2882	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2883		3260
2884	if ($self->extcmd == 2) {
2885	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2886	} elsif ($self->extcmd == 1) { # TODO: remove
2887	push @msg, msgtype => "event_$type";
2888	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2889	}
2890	}
2891
2892	=item $client->ext_reply ($msgid, @msg)
2893
2894	Sends an ext reply to the client.
2895
2896	=cut
2897
2898	sub cf::client::ext_reply($$@) {
2899	my ($self, $id, @msg) = @_;
2900
2901	if ($self->extcmd == 2) {
2902	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2903	} elsif ($self->extcmd == 1) {
2904	#TODO: version 1, remove
2905	unshift @msg, msgtype => "reply", msgid => $id;
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2907	}
2908	}	3262	}
2909		3263
2910	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2911		3265
2912	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2967	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2968		3322
2969	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2970		3324
2971	if (ref $msg) {	3325	if (ref $msg) {
2972	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2973	"ARRAY" eq ref $msg
2974	? @$msg
2975	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2976		3327
2977	my @reply;
2978
2979	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}) {
2980	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2981	}	3346	}
2982
2983	$ns->ext_reply ($reply, @reply)
2984	if $reply;
2985
2986	} else {	3347	} else {
2987	warn "client " . ($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";
2988	}	3349	}
2989		3350
2990	cf::override;	3351	cf::override;
2991	},	3352	},
2992	);	3353	);
…		…
3012		3373
3013	$coro	3374	$coro
3014	}	3375	}
3015		3376
3016	cf::client->attach (	3377	cf::client->attach (
3017	on_destroy => sub {	3378	on_client_destroy => sub {
3018	my ($ns) = @_;	3379	my ($ns) = @_;
3019		3380
3020	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3021	},	3382	},
3022	);	3383	);
…		…
3038	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3039		3400
3040	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3041		3402
3042	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3043	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3044	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3045	sort time	3406	sort time
3046	));	3407	));
3047		3408
3048	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3052	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3053		3414
3054	cf::object	3415	cf::object
3055	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3056	insert remove name archname title slaying race decrease split	3417	insert remove name archname title slaying race decrease split
		3418	value
3057		3419
3058	cf::object::player	3420	cf::object::player
3059	player	3421	player
3060		3422
3061	cf::player	3423	cf::player
…		…
3067	=cut	3429	=cut
3068		3430
3069	for (	3431	for (
3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3071	insert remove inv nrof name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3072	decrease split destroy change_exp)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3073	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3074	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3075	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3076	) {	3438	) {
3077	no strict 'refs';
3078	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3079	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3080	for @funs;	3441	for @funs;
3081	}	3442	}
3082		3443
…		…
3097		3458
3098	my $qcode = $code;	3459	my $qcode = $code;
3099	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3100	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3101		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3102	local $_;	3466	local $_;
3103	local @safe::cf::_safe_eval_args = values %vars;
3104		3467
3105	my $eval =	3468	my $eval =
3106	"do {\n"	3469	"do {\n"
3107	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3108	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3109	. $code	3472	. $code
3110	. "\n}"	3473	. "\n}"
3111	;	3474	;
3112		3475
		3476	if ($CFG{safe_eval}) {
3113	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3114	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3115	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3116		3485
3117	if ($@) {	3486	if ($@) {
3118	warn "$@";	3487	warn "$@",
3119	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3120	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3121	}	3490	}
3122		3491
3123	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3124	}	3493	}
3125		3494
…		…
3139	=cut	3508	=cut
3140		3509
3141	sub register_script_function {	3510	sub register_script_function {
3142	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3143		3512
3144	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3145	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3146	}	3515	}
3147		3516
3148	=back	3517	=back
3149		3518
3150	=cut	3519	=cut
3151		3520
3152	#############################################################################	3521	#############################################################################
3153	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3154		3547
3155	sub load_facedata($) {	3548	sub load_facedata($) {
3156	my ($path) = @_;	3549	my ($path) = @_;
3157		3550
3158	# 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
3159	# for this (global event?)	3552	# for this (global event?)
3160	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3161		3554
3162	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3163		3556
3164	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3165		3558
3166	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3167	0 < aio_load $path, $facedata
3168	or die "$path: $!";
3169
3170	$facedata = Coro::Storable::thaw $facedata;
3171		3560
3172	$facedata->{version} == 2	3561	$facedata->{version} == 2
3173	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3174		3563
3175	# patch in the exptable
3176	$facedata->{resource}{"res/exp_table"} = {
3177	type => FT_RSRC,
3178	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3179	};
3180	cf::cede_to_tick;	3564	cf::cede_to_tick;
3181		3565
3182	{	3566	{
3183	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3184		3568
3185	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3186	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3187		3572
3188	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3189	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3190	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3191	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}} = $idx;#d#
3192		3579
3193	cf::cede_to_tick;	3580	cf::cede_to_tick;
3194	}	3581	}
3195		3582
3196	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3201		3588
3202	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3203	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3204	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3205	} else {	3592	} else {
3206	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3207	}	3594	}
3208		3595
3209	cf::cede_to_tick;	3596	cf::cede_to_tick;
3210	}	3597	}
3211	}	3598	}
…		…
3220		3607
3221	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3222	}	3609	}
3223		3610
3224	{	3611	{
3225	# TODO: for gcfclient pleasure, we should give resources
3226	# that gcfclient doesn't grok a >10000 face index.
3227	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3228		3613
3229	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3230	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
3231	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3232	my $data;
3233		3618
3234	if ($info->{type} & 1) {
3235	# prepend meta info
3236
3237	my $meta = $enc->encode ({
3238	name => $name,
3239	%{ $info->{meta} || {} },
3240	});
3241
3242	$data = pack "(w/a*)*", $meta, $info->{data};
3243	} else {
3244	$data = $info->{data};
3245	}
3246
3247	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3248	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#
3249	} else {	3623	} else {
3250	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3251	}	3625	}
3252		3626
3253	cf::cede_to_tick;	3627	cf::cede_to_tick;
3254	}	3628	}
3255	}	3629	}
3256		3630
3257	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3258		3632
3259	1	3633	1
3260	}	3634	}
3261
3262	cf::global->attach (on_resource_update => sub {
3263	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3264	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3265
3266	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3267	my $sound = $soundconf->{compat}[$_]
3268	or next;
3269
3270	my $face = cf::face::find "sound/$sound->[1]";
3271	cf::sound::set $sound->[0] => $face;
3272	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3273	}
3274
3275	while (my ($k, $v) = each %{$soundconf->{event}}) {
3276	my $face = cf::face::find "sound/$v";
3277	cf::sound::set $k => $face;
3278	}
3279	}
3280	});
3281		3635
3282	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3283	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3284		3638
3285	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3293	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3294	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3295	cf::arch::commit_load;	3649	cf::arch::commit_load;
3296		3650
3297	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3298	}	3665	}
3299		3666
3300	sub reload_regions {	3667	sub reload_regions {
3301	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3302	# for this (global event?)	3669	# for this (global event?)
…		…
3317	}	3684	}
3318		3685
3319	sub reload_archetypes {	3686	sub reload_archetypes {
3320	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3321	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	set_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3322	}	3698	}
3323		3699
3324	sub reload_treasures {	3700	sub reload_treasures {
3325	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3326	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3327	}	3703	}
3328		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
3329	sub reload_resources {	3725	sub reload_resources {
3330	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3331		3727
		3728	reload_materials;
3332	reload_facedata;	3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
3333	reload_archetypes;	3732	reload_archetypes;
3334	reload_regions;	3733	reload_regions;
3335	reload_treasures;	3734	reload_treasures;
3336		3735
3337	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3338	}	3737	}
3339		3738
3340	sub reload_config {	3739	sub reload_config {
3341	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3342	or return;
3343		3741
3344	local $/;	3742	my $config = load_file "$CONFDIR/config";
3345	*CFG = YAML::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3346		3745
3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3348		3747
3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3351		3750
3352	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3375		3774
3376	seek $fh, 0, 0;	3775	seek $fh, 0, 0;
3377	print $fh $$;	3776	print $fh $$;
3378	}	3777	}
3379		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3380	sub main {	3788	sub main {
3381	cf::init_globals; # initialise logging	3789	cf::init_globals; # initialise logging
3382		3790
3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3387		3795
3388	cf::init_experience;
3389	cf::init_anim;
3390	cf::init_attackmess;
3391	cf::init_dynamic;
3392
3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3394		3797
3395	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3396	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3398	(async {	3801	(async {
3399	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3400	EV::loop EV::LOOP_ONESHOT;	3803	EV::loop EV::LOOP_ONESHOT;
3401	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3402	};	3805	};
3403		3806
3404	evthread_start IO::AIO::poll_fileno;	3807	evthread_start IO::AIO::poll_fileno;
3405		3808
3406	cf::sync_job {	3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
3407	reload_resources;	3820	reload_resources;
3408	reload_config;	3821	reload_config;
3409	db_init;
3410		3822
3411	cf::load_settings;
3412	cf::load_materials;
3413	cf::init_uuid;	3823	cf::init_uuid;
3414	cf::init_signals;	3824	cf::init_signals;
3415	cf::init_commands;
3416	cf::init_skills;	3825	cf::init_skills;
3417		3826
3418	cf::init_beforeplay;	3827	cf::init_beforeplay;
3419		3828
3420	atomic;	3829	atomic;
…		…
3422	load_extensions;	3831	load_extensions;
3423		3832
3424	utime time, time, $RUNTIMEFILE;	3833	utime time, time, $RUNTIMEFILE;
3425		3834
3426	# no (long-running) fork's whatsoever before this point(!)	3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3428		3838
3429	(pop @POST_INIT)->(0) while @POST_INIT;	3839	cf::_post_init 0;
3430	};	3840	};
3431		3841
3432	EV::loop;	3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3433	}	3850	}
3434		3851
3435	#############################################################################	3852	#############################################################################
3436	# initialisation and cleanup	3853	# initialisation and cleanup
3437		3854
3438	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3439	BEGIN {	3856	BEGIN {
3440	our %SIGWATCHER = ();	3857	our %SIGWATCHER = ();
3441	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3442	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3443	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3444	};	3861	};
3445	}	3862	}
3446	}	3863	}
3447		3864
3448	sub write_runtime_sync {	3865	sub write_runtime_sync {
		3866	my $t0 = AE::time;
		3867
3449	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3450	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3451		3870
3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3453		3872
3454	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3455		3874
3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3457	or return;	3876	or return;
3458		3877
3459	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3460	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3461	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3474	or return;	3893	or return;
3475		3894
3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3477	and return;	3896	and return;
3478		3897
3479	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3480		3899
3481	1	3900	1
3482	}	3901	}
3483		3902
3484	our $uuid_lock;	3903	our $uuid_lock;
…		…
3496	or return;	3915	or return;
3497		3916
3498	my $value = uuid_seq uuid_cur;	3917	my $value = uuid_seq uuid_cur;
3499		3918
3500	unless ($value) {	3919	unless ($value) {
3501	warn "cowardly refusing to write zero uuid value!\n";	3920	info "cowardly refusing to write zero uuid value!\n";
3502	return;	3921	return;
3503	}	3922	}
3504		3923
3505	my $value = uuid_str $value + $uuid_skip;	3924	my $value = uuid_str $value + $uuid_skip;
3506	$uuid_skip = 0;	3925	$uuid_skip = 0;
…		…
3516	or return;	3935	or return;
3517		3936
3518	aio_rename "$uuid~", $uuid	3937	aio_rename "$uuid~", $uuid
3519	and return;	3938	and return;
3520		3939
3521	warn "uuid file written ($value).\n";	3940	trace "uuid file written ($value).\n";
3522		3941
3523	1	3942	1
3524		3943
3525	}	3944	}
3526		3945
…		…
3532	}	3951	}
3533		3952
3534	sub emergency_save() {	3953	sub emergency_save() {
3535	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3536		3955
3537	warn "emergency_perl_save: enter\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3538		3962
3539	cf::sync_job {	3963	cf::sync_job {
3540	# this is a trade-off: we want to be very quick here, so	3964	cf::write_runtime_sync; # external watchdog should not bark
3541	# save all maps without fsync, and later call a global sync
3542	# (which in turn might be very very slow)
3543	local $USE_FSYNC = 0;
3544		3965
3545	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3546	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3547	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3548	warn "emergency_perl_save: begin player save\n";	3969	info "emergency_perl_save: begin player save\n";
3549	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3550	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3551	$pl->valid or next;	3972	$pl->valid or next;
3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3553	$pl->save;	3974	$pl->save;
3554	}	3975	}
3555	warn "emergency_perl_save: end player save\n";	3976	info "emergency_perl_save: end player save\n";
3556		3977
		3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
3557	warn "emergency_perl_save: begin map save\n";	3980	info "emergency_perl_save: begin map save\n";
3558	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3559	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3560	$map->valid or next;	3983	$map->valid or next;
3561	$map->save;	3984	$map->save;
3562	}	3985	}
3563	warn "emergency_perl_save: end map save\n";	3986	info "emergency_perl_save: end map save\n";
3564		3987
		3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
3565	warn "emergency_perl_save: begin database checkpoint\n";	3990	info "emergency_perl_save: begin database checkpoint\n";
3566	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3567	warn "emergency_perl_save: end database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
3568		3993
3569	warn "emergency_perl_save: begin write uuid\n";	3994	info "emergency_perl_save: begin write uuid\n";
3570	write_uuid_sync 1;	3995	write_uuid_sync 1;
3571	warn "emergency_perl_save: end write uuid\n";	3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3572	};	4016	};
3573		4017
3574	warn "emergency_perl_save: starting sync()\n";
3575	IO::AIO::aio_sync sub {
3576	warn "emergency_perl_save: finished sync()\n";
3577	};
3578
3579	warn "emergency_perl_save: leave\n";	4018	info "emergency_perl_save: leave\n";
3580	}	4019	}
3581		4020
3582	sub post_cleanup {	4021	sub post_cleanup {
3583	my ($make_core) = @_;	4022	my ($make_core) = @_;
3584		4023
		4024	IO::AIO::flush;
		4025
3585	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3586	if $make_core;	4027	if $make_core;
3587		4028
3588	my $fh = pidfile;	4029	my $fh = pidfile;
3589	unlink $PIDFILE if <$fh> == $$;	4030	unlink $PIDFILE if <$fh> == $$;
3590	}	4031	}
…		…
3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3611	for my $name (keys %$leaf_symtab) {	4052	for my $name (keys %$leaf_symtab) {
3612	_gv_clear *{"$pkg$name"};	4053	_gv_clear *{"$pkg$name"};
3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3614	}	4055	}
3615	warn "cleared package $pkg\n";#d#
3616	}	4056	}
3617		4057
3618	sub do_reload_perl() {	4058	sub do_reload_perl() {
3619	# can/must only be called in main	4059	# can/must only be called in main
3620	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3621	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3622	return;	4062	return;
3623	}	4063	}
3624		4064
3625	return if $RELOAD++;	4065	return if $RELOAD++;
3626		4066
3627	my $t1 = EV::time;	4067	my $t1 = AE::time;
3628		4068
3629	while ($RELOAD) {	4069	while ($RELOAD) {
3630	warn "reloading...";	4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
3631		4072
3632	warn "entering sync_job";	4073	trace "perl_reload: entering sync_job";
3633		4074
3634	cf::sync_job {	4075	cf::sync_job {
3635	cf::write_runtime_sync; # external watchdog should not bark
3636	cf::emergency_save;	4076	#cf::emergency_save;
3637	cf::write_runtime_sync; # external watchdog should not bark
3638		4077
3639	warn "syncing database to disk";
3640	BDB::db_env_txn_checkpoint $DB_ENV;
3641
3642	# if anything goes wrong in here, we should simply crash as we already saved
3643
3644	warn "flushing outstanding aio requests";
3645	while (IO::AIO::nreqs || BDB::nreqs) {
3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3647	}
3648
3649	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3650	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3651	%EXT_CORO = ();	4080	%EXT_CORO = ();
3652		4081
3653	warn "removing commands";	4082	trace "perl_reload: removing commands";
3654	%COMMAND = ();	4083	%COMMAND = ();
3655		4084
3656	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3657	%EXTCMD = ();	4086	%EXTCMD = ();
3658	%EXTICMD = ();	4087	%EXTICMD = ();
3659		4088
3660	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3661	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3662	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3663		4092
3664	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3665	eval {	4094	eval {
3666	$cb->($pkg);	4095	$cb->($pkg);
3667	1	4096	1
3668	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
3669	}	4098	}
3670		4099
3671	warn "... clearing $pkg";	4100	trace "... clearing $pkg";
3672	clear_package $pkg;	4101	clear_package $pkg;
3673	}	4102	}
3674		4103
3675	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3676	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3678		4107
3679	warn "... unloading $k";	4108	trace "... unloading $k";
3680	delete $INC{$k};	4109	delete $INC{$k};
3681		4110
3682	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3683	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3684		4113
…		…
3687	}	4116	}
3688		4117
3689	clear_package $k;	4118	clear_package $k;
3690	}	4119	}
3691		4120
3692	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3693	clear_package "safe::$_"	4122	clear_package "safe::$_"
3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3695		4124
3696	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3697	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3698	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3699		4128
3700	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3701	# and global variables created in xs	4130	# and global variables created in xs
3702	#clear_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3703		4132
3704	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3705		4134
3706	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3707	require cf;	4136	require cf;
3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3709		4138
3710	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3711	cf::reload_config;	4140	cf::reload_config;
3712		4141
3713	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3714	cf::load_extensions;	4143	cf::load_extensions;
3715		4144
3716	if ($REATTACH_ON_RELOAD) {	4145	if ($REATTACH_ON_RELOAD) {
3717	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3718	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3719	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3720	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3721	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3722	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
3723	}	4152	}
3724		4153
3725	warn "running post_init jobs";	4154	cf::_post_init 1;
3726	(pop @POST_INIT)->(1) while @POST_INIT;
3727		4155
3728	warn "leaving sync_job";	4156	trace "perl_reload: leaving sync_job";
3729		4157
3730	1	4158	1
3731	} or do {	4159	} or do {
3732	warn $@;	4160	error $@;
3733	cf::cleanup "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3734	};	4162	};
3735		4163
3736	warn "reloaded";
3737	--$RELOAD;	4164	--$RELOAD;
3738	}	4165	}
3739		4166
3740	$t1 = EV::time - $t1;	4167	$t1 = AE::time - $t1;
3741	warn "reload completed in ${t1}s\n";	4168	info "perl_reload: completed in ${t1}s\n";
3742	};	4169	};
3743		4170
3744	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3745		4172
3746	sub reload_perl() {	4173	sub reload_perl() {
…		…
3748	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3749		4176
3750	$RELOAD_WATCHER ||= cf::async {	4177	$RELOAD_WATCHER ||= cf::async {
3751	Coro::AIO::aio_wait cache_extensions;	4178	Coro::AIO::aio_wait cache_extensions;
3752		4179
3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3754	do_reload_perl;	4181	do_reload_perl;
3755	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3756	};	4183	};
3757	};	4184	};
3758	}	4185	}
…		…
3767	reload_perl;	4194	reload_perl;
3768	};	4195	};
3769	}	4196	}
3770	};	4197	};
3771		4198
3772	unshift @INC, $LIBDIR;	4199	#############################################################################
3773		4200
3774	my $bug_warning = 0;	4201	my $bug_warning = 0;
3775		4202
3776	our @WAIT_FOR_TICK;
3777	our @WAIT_FOR_TICK_BEGIN;
3778
3779	sub wait_for_tick {	4203	sub wait_for_tick() {
3780	return if tick_inhibit || $Coro::current == $Coro::main;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3781		4205
3782	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3783	push @WAIT_FOR_TICK, $signal;
3784	$signal->wait;
3785	}	4207	}
3786		4208
3787	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3788	return if tick_inhibit || $Coro::current == $Coro::main;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3789		4211
3790	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3791	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3792	$signal->wait;	4214	$signal->wait;
3793	}	4215	}
…		…
3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3798	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3799	return;	4221	return;
3800	}	4222	}
3801		4223
3802	cf::server_tick; # one server iteration	4224	cf::one_tick; # one server iteration
		4225
		4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3803		4227
3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3806	Coro::async_pool {	4230	Coro::async_pool {
3807	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3808	write_runtime_sync	4232	write_runtime_sync
3809	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3810	};	4234	};
3811	}	4235	}
3812		4236
3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3814	$sig->send;	4238	$sig->send;
3815	}	4239	}
3816	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3817	$sig->send;
3818	}
3819		4241
3820	$LOAD = ($NOW - $TICK_START) / $TICK;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3822		4244
3823	if (0) {	4245	if (0) {
3824	if ($NEXT_TICK) {	4246	if ($NEXT_TICK) {
3825	my $jitter = $TICK_START - $NEXT_TICK;	4247	my $jitter = $TICK_START - $NEXT_TICK;
3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3827	warn "jitter $JITTER\n";#d#	4249	debug "jitter $JITTER\n";#d#
3828	}	4250	}
3829	}	4251	}
3830	}	4252	}
3831		4253
3832	{	4254	{
3833	# configure BDB	4255	# configure BDB
		4256	info "initialising database";
3834		4257
3835	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3836	BDB::max_poll_reqs $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3837	$AnyEvent::BDB::WATCHER->priority (1);	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3838		4261
3839	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3840	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3867	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3868	};	4291	};
3869	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3870	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3871	};	4294	};
		4295
		4296	info "database initialised";
3872	}	4297	}
3873		4298
3874	{	4299	{
3875	# configure IO::AIO	4300	# configure IO::AIO
3876		4301
		4302	info "initialising aio";
3877	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3878	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3879	undef $AnyEvent::AIO::WATCHER;	4305	undef $AnyEvent::AIO::WATCHER;
		4306	info "aio initialised";
3880	}	4307	}
3881		4308
3882	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3883		4311
3884	sub _log_backtrace {	4312	sub _log_backtrace {
3885	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3886		4314
3887	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3888		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3889	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3890	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3891	++$_log_backtrace;	4323	++$_log_backtrace;
3892	my $perl_bt = Carp::longmess $msg;	4324	my $perl_bt = Carp::longmess $msg;
3893	async {	4325	async {
3894	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3895		4327
…		…
3915	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3916	--$_log_backtrace;	4348	--$_log_backtrace;
3917	};	4349	};
3918	} else {	4350	} else {
3919	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3920	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3921	}	4353	}
3922	}	4354	}
3923		4355
3924	# load additional modules	4356	# load additional modules
3925	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3926		4359
3927	END { cf::emergency_save }	4360	END { cf::emergency_save }
3928		4361
3929	1	4362	1
3930		4363

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