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Revision 1.466 by root, Thu Jan 8 03:03:24 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 qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;	63	use Time::HiRes;
61	use Compress::LZF;	64	use Compress::LZF;
62	use Digest::MD5 ();	65	use Digest::MD5 ();
63		66
…		…
72		75
73	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
78		86
79	our %COMMAND = ();	87	our %COMMAND = ();
80	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
81		89
82	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
83	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
84	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
85	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
87		97
88	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
90		102
91	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
92	our $DATADIR = datadir;	105	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
96	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		118
105	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
106		126
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	129	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default 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
117	our @EXTRA_MODULES = qw(pod mapscript);	137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		138
119	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		141
121	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
123	our $NOW;	145	our $NOW;
124		146
125	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	156	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
136		158
137	our @POST_INIT;	159	our @POST_INIT;
138		160
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
140		166
141	binmode STDOUT;	167	binmode STDOUT;
142	binmode STDERR;	168	binmode STDERR;
143		169
144	# read virtual server time, if available	170	# read virtual server time, if available
…		…
146	open my $fh, "<", $RUNTIMEFILE	172	open my $fh, "<", $RUNTIMEFILE
147	or die "unable to read $RUNTIMEFILE file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
148	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
149	}	175	}
150		176
		177	eval "sub TICK() { $TICK } 1" or die;
		178
151	mkdir $_	179	mkdir $_
152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
153		181
154	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
155		183
156	sub cf::map::normalise;	184	sub cf::map::normalise;
157		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
158	#############################################################################	190	#############################################################################
159		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
160	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
161		204
162	=over 4	205	=over 4
163		206
164	=item $cf::UPTIME	207	=item $cf::UPTIME
165		208
166	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.
167		225
168	=item $cf::RUNTIME	226	=item $cf::RUNTIME
169		227
170	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
171	every server tick.	229	every server tick.
172		230
173	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
174	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
175	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
176		234
177	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
178	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
179	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
180	database environment.	238	database environment.
181		239
182	=item $cf::NOW
183
184	The time of the last (current) server tick.
185
186	=item $cf::TICK
187
188	The interval between server ticks, in seconds.
189
190	=item $cf::LOADAVG	240	=item $cf::LOADAVG
191		241
192	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
193	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
194	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
203	from wherever your confdir points to.	253	from wherever your confdir points to.
204		254
205	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
206		256
207	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
208	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
209	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
210		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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
211	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
212		279
213	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
214	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
215	that call.	282	that call.
216		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
217	=back	290	=back
218		291
219	=cut	292	=cut
220		293
221	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
222	*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 {
223	my $msg = join "", @_;	301	my $msg = join "", @_;
224		302
225	$msg .= "\n"	303	$msg .= "\n"
226	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
227		305
228	$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;
229		307
230	LOG llevError, $msg;	308	LOG llevWarn, $msg;
231	};	309	};
232	}
233		310
234	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
235	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
236		313
237	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
238	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
239	return;#d#	318	return;#d#
240	}#d#	319	}#d#
241		320
242	# kill coroutine otherwise	321	# kill coroutine otherwise
243	warn Carp::longmess $_[0];
244	Coro::terminate	322	Coro::terminate
245	};	323	};
246
247	$SIG{__DIE__} = sub { }; #d#?
248		324
249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
266	)) {	342	)) {
267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
268	}	344	}
269		345
270	$EV::DIED = sub {	346	$EV::DIED = sub {
271	warn "error in event callback: @_";	347	warn "error in event callback: $@";
272	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
273		354
274	#############################################################################	355	#############################################################################
275		356
276	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
277		358
…		…
298	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
299	$d	380	$d
300	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
301	}	382	}
302		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
303	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
304		437
305	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
306		439
307	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
314		447
315	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
316	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
317		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 $_[0]
		480	}
		481
318	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
319		483
320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
321	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
322		486
323	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
324	is a reload or not.	488	is a reload or not.
325		489
326	=cut	490	=cut
327		491
328	sub post_init(&) {	492	sub post_init(&) {
329	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
330	}	511	}
331		512
332	=item cf::lock_wait $string	513	=item cf::lock_wait $string
333		514
334	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
373	}	554	}
374		555
375	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
376		557
377	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
378	get spread over timer.	559	get spread over time.
379		560
380	=cut	561	=cut
381		562
382	sub periodic($$) {	563	sub periodic($$) {
383	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
387	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
388	}	569	}
389		570
390	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
391		572
392	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
393	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
394	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
395		580
396	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
397	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
398		583
399	Useful for short background jobs.	584	Useful for short background jobs.
400		585
401	=cut	586	=cut
402		587
403	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
404	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
405		591
406	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
407	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
408	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
409		595
410	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
411		598
412	while () {	599	while () {
413	next_job:	600	next_job:
		601
414	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
415	if ($avail > 0.01) {	603
416	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
417	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
418	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
419	$job->[2]->send;	608	$job->[2]->send;
420	Coro::cede;	609	Coro::cede;
421	goto next_job;	610	goto next_job;
422	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
423	}	613	}
424	}	614	}
425		615
426	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
427	# 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
428	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
429	$signal->wait;
430	} else {	619	} else {
		620	$busy = 0;
431	Coro::schedule;	621	Coro::schedule;
432	}	622	}
433	}	623	}
434	};	624	};
435		625
436	sub get_slot($;$$) {	626	sub get_slot($;$$) {
437	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
438		628
439	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
440		630
441	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
442	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
443		634
444	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
445	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
446	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
472	=cut	663	=cut
473		664
474	sub sync_job(&) {	665	sub sync_job(&) {
475	my ($job) = @_;	666	my ($job) = @_;
476		667
477	if ($Coro::current == $Coro::main) {	668	if (in_main) {
478	my $time = EV::time;	669	my $time = AE::time;
479		670
480	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
481	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
482		673
483	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
484		675
485	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
486		677
487	my $busy = 1;	678	my $busy = 1;
488	my @res;	679	my @res;
489		680
490	(async {	681	(async {
491	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
492	@res = eval { $job->() };	683	@res = eval { $job->() };
493	warn $@ if $@;	684	error $@ if $@;
494	undef $busy;	685	undef $busy;
495	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
496		687
497	while ($busy) {	688	while ($busy) {
498	if (Coro::nready) {	689	if (Coro::nready) {
…		…
500	} else {	691	} else {
501	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
502	}	693	}
503	}	694	}
504		695
505	my $time = EV::time - $time;	696	my $time = AE::time - $time;
506		697
507	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
508		699
509	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
510	} else {	701	} else {
…		…
532	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
533		724
534	$coro	725	$coro
535	}	726	}
536		727
537	=item fork_call { }, $args	728	=item fork_call { }, @args
538		729
539	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
540	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
541	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
542	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
543		734
544	=cut	735	=cut
545		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
546	sub fork_call(&@) {	741	sub fork_call(&@) {
547	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
548		743
549	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
550	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
551	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
552		747
553	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
554	reset_signals;	749	cf::post_fork;
555	&$cb	750	&$cb
556	}, @args;	751	} @args;
557		752
558	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	)
559	}	765	}
560		766
561	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
562		768
563	=cut	769	=cut
…		…
600	within each server.	806	within each server.
601		807
602	=cut	808	=cut
603		809
604	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
605	my ($name) = @_;	814	my ($name) = @_;
606	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
607		816
608	eval {	817	eval {
609	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
619	}	828	}
620		829
621	our $DB;	830	our $DB;
622		831
623	sub db_init {	832	sub db_init {
624	cf::sync_job {
625	$DB ||= db_table "db";	833	$DB ||= db_table "db";
626	};
627	}	834	}
628		835
629	sub db_get($$) {	836	sub db_get($$) {
630	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
631		838
632	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
633	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
634		843
635	$! ? ()	844	$! ? ()
636	: $data	845	: $data
637	}
638	}	846	}
639		847
640	sub db_put($$$) {	848	sub db_put($$$) {
641	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
642	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
670		878
671	my @data;	879	my @data;
672	my $md5;	880	my $md5;
673		881
674	for (0 .. $#$src) {	882	for (0 .. $#$src) {
675	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
676	or Carp::croak "$src->[$_]: $!";
677	}	884	}
678		885
679	# if processing is expensive, check	886	# if processing is expensive, check
680	# checksum first	887	# checksum first
681	if (1) {	888	if (1) {
…		…
698		905
699	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
700	my $data = $process->(\@data);	907	my $data = $process->(\@data);
701	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
702		909
703	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
704		911
705	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
706	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
707	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
708		915
…		…
718		925
719	=cut	926	=cut
720		927
721	sub datalog($@) {	928	sub datalog($@) {
722	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
723	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
724	}	931	}
725		932
726	=back	933	=back
727		934
728	=cut	935	=cut
…		…
923		1130
924	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
925	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
926		1133
927	} elsif (ref $type) {	1134	} elsif (ref $type) {
928	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
929		1136
930	} else {	1137	} else {
931	shift @arg;	1138	shift @arg;
932	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
933	}	1140	}
934	}	1141	}
935	}	1142	}
936		1143
937	sub _object_attach {	1144	sub _object_attach {
…		…
947	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
948	}	1155	}
949		1156
950	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
951	} else {	1158	} else {
952	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
953	}	1160	}
954		1161
955	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
956	}	1163	}
957		1164
…		…
1016		1223
1017	for (@$callbacks) {	1224	for (@$callbacks) {
1018	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1019		1226
1020	if ($@) {	1227	if ($@) {
1021	warn "$@";
1022	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1023	override;	1229	override;
1024	}	1230	}
1025		1231
1026	return 1 if $override;	1232	return 1 if $override;
1027	}	1233	}
…		…
1106	for (@$attach) {	1312	for (@$attach) {
1107	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1108	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1109	}	1315	}
1110	} else {	1316	} else {
1111	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1112	}	1318	}
1113	}	1319	}
1114	}	1320	}
1115		1321
1116	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1143	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1144		1350
1145	sync_job {	1351	sync_job {
1146	if (length $$rdata) {	1352	if (length $$rdata) {
1147	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1148	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1149	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1150		1357
1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1152	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1154	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	}
1155	aio_close $fh;	1365	aio_close $fh;
1156		1366
1157	if (@$objs) {	1367	if (@$objs) {
1158	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) {
1159	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1161	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1162	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	}
1163	aio_close $fh;	1376	aio_close $fh;
1164	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1165	}	1378	}
1166	} else {	1379	} else {
1167	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
…		…
1170	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1171		1384
1172	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1173	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1174	} else {	1387	} else {
1175	warn "unable to save objects: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1176	}	1389	}
1177	} else {	1390	} else {
1178	aio_unlink $filename;	1391	aio_unlink $filename;
1179	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1180	}	1393	}
…		…
1204	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1205	$av = $st->{objs};	1418	$av = $st->{objs};
1206	}	1419	}
1207		1420
1208	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1209	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1210	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1211		1425
1212	($data, $av)	1426	($data, $av)
1213	}	1427	}
1214		1428
1215	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1219	=cut	1433	=cut
1220		1434
1221	#############################################################################	1435	#############################################################################
1222	# command handling &c	1436	# command handling &c
1223		1437
1224	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1225		1439
1226	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
1227	$name.	1441	$name.
1228		1442
1229	=cut	1443	=cut
…		…
1235	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1236		1450
1237	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1238	}	1452	}
1239		1453
1240	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1241		1455
1242	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1243	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
1244	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
1245	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
1246	has logged in successfully.	1460	has logged in successfully.
1247		1461
1248	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1249	called.
1250		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
1251	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1252		1470
1253	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1254	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
1255	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
1256	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
1257	log-in.	1475	log-in.
1258		1476
1259	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1260	called.
1261		1478
1262	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1263		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1264	sub register_extcmd {	1486	sub register_extcmd($$) {
1265	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1266		1488
1267	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1268	}	1490	}
1269		1491
1270	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1271	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1272		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1273	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1274	}	1502	}
1275		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1276	use File::Glob ();	1510	use File::Glob ();
1277		1511
1278	cf::player->attach (	1512	cf::player->attach (
1279	on_command => sub {	1513	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1281		1515
1282	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1283	or return;	1517	or return;
1284		1518
…		…
1292	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1293		1527
1294	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1295		1529
1296	if (ref $msg) {	1530	if (ref $msg) {
1297	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1298	"ARRAY" eq ref $msg
1299	? @$msg
1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1301		1532
1302	my @reply;
1303
1304	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}) {
1305	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1306	}	1551	}
1307		1552
1308	$pl->ext_reply ($reply, @reply)
1309	if $reply;
1310
1311	} else {	1553	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1555	}
1314		1556
1315	cf::override;	1557	cf::override;
1316	},	1558	},
1317	);	1559	);
1318		1560
1319	# "readahead" all extensions	1561	# "readahead" all extensions
1320	sub cache_extensions {	1562	sub cache_extensions {
1321	my $grp = IO::AIO::aio_group;	1563	my $grp = IO::AIO::aio_group;
1322		1564
1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1324	for (grep /\.ext$/, @{$_[0]}) {	1566	for (grep /\.ext$/, @{$_[0]}) {
1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1326	}	1568	}
1327	};	1569	};
1328		1570
1329	$grp	1571	$grp
1330	}	1572	}
1331		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
1332	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1333	cf::sync_job {	1590	cf::sync_job {
1334	my %todo;	1591	my %todo;
1335		1592
1336	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1337	next unless -r $path;	1594	next unless -r $path;
…		…
1355		1612
1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1358		1615
1359	$ext{source} =	1616	$ext{source} =
1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1361	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1362	. $source	1619	. $source
1363	. "\n};\n1";	1620	. "\n};\n1";
1364		1621
1365	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1366	}	1623	}
1367		1624
		1625	my $pass = 0;
1368	my %done;	1626	my %done;
1369	while (%todo) {	1627	while (%todo) {
1370	my $progress;	1628	my $progress;
1371		1629
		1630	++$pass;
		1631
		1632	ext:
1372	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1373	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1374	goto skip	1635	next ext
1375	unless exists $done{$_};	1636	unless exists $done{$_};
1376	}	1637	}
1377		1638
1378	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1379		1640
1380	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 $@) {
1381	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1382	: "$v->{base}: extension inactive.\n";
1383		1654
1384	if (exists $v->{meta}{mandatory}) {
1385	warn $msg;
1386	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1387	}	1656	if exists $v->{meta}{mandatory};
1388		1657
1389	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;
1390	}	1667	}
1391
1392	$done{$k} = delete $todo{$k};
1393	push @EXTS, $v->{pkg};
1394	$progress = 1;
1395	}	1668	}
1396		1669
1397	skip:	1670	unless ($progress) {
1398	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1399	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	}
1400	}	1680	}
1401	};	1681	};
1402	}	1682	}
1403		1683
1404	#############################################################################	1684	#############################################################################
…		…
1488	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1489	}	1769	}
1490	}	1770	}
1491	}	1771	}
1492		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1493	sub save($) {	1786	sub save($) {
1494	my ($pl) = @_;	1787	my ($pl) = @_;
1495		1788
1496	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1497		1790
…		…
1502		1795
1503	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1504	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1505		1798
1506	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];
1507		1803
1508	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1509	cf::cede_to_tick;	1805	cf::cede_to_tick;
1510	}	1806	}
1511		1807
…		…
1545	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1546		1842
1547	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1548	$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
1549		1845
1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1551	$pl->deactivate;	1847	$pl->deactivate;
		1848
1552	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;
1553	$pl->ob->check_score;
1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1555	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1556		1854
1557	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1558	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1559	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1613	\@logins	1911	\@logins
1614	}	1912	}
1615		1913
1616	=item $player->maps	1914	=item $player->maps
1617		1915
		1916	=item cf::player::maps $login
		1917
1618	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1619	player. May block.	1919	player. May block.
1620		1920
1621	=cut	1921	=cut
1622		1922
…		…
1643		1943
1644	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1645		1945
1646	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1647		1947
1648	=item $player->ext_reply ($msgid, @msg)
1649
1650	Sends an ext reply to the player.
1651
1652	=cut
1653
1654	sub ext_reply($$@) {
1655	my ($self, $id, @msg) = @_;
1656
1657	$self->ns->ext_reply ($id, @msg)
1658	}
1659
1660	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1661		1949
1662	Sends an ext event to the client.	1950	Sends an ext event to the client.
1663		1951
1664	=cut	1952	=cut
…		…
1683		1971
1684	=cut	1972	=cut
1685		1973
1686	sub find_by_path($) {	1974	sub find_by_path($) {
1687	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1688		1978
1689	my ($match, $specificity);	1979	my ($match, $specificity);
1690		1980
1691	for my $region (list) {	1981	for my $region (list) {
1692	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1721	sub generate_random_map {	2011	sub generate_random_map {
1722	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1723		2013
1724	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
1725		2015
1726	# mit "rum" bekleckern, nicht
1727	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1731	$rmp->{exit_on_final_map},
1732	$rmp->{xsize}, $rmp->{ysize},
1733	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1734	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1735	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1736	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1737	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1738	(cf::region::find $rmp->{region}), $rmp->{custom}
1739	)
1740	}	2017	}
1741		2018
1742	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1743		2020
1744	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
…		…
1749		2026
1750	sub register {	2027	sub register {
1751	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1752	my $pkg = caller;	2029	my $pkg = caller;
1753		2030
1754	no strict;
1755	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1756		2032
1757	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1758	}	2034	}
1759		2035
1760	# also paths starting with '/'	2036	# also paths starting with '/'
1761	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1762		2038
1763	sub thawer_merge {	2039	sub thawer_merge {
1764	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1765		2041
1766	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1771	}	2047	}
1772		2048
1773	sub normalise {	2049	sub normalise {
1774	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1775		2051
1776	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1777		2053
1778	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1779		2055
1780	# map plan:	2056	# map plan:
1781	#	2057	#
…		…
1796	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1797	$path = "$base/$path";	2073	$path = "$base/$path";
1798	}	2074	}
1799		2075
1800	for ($path) {	2076	for ($path) {
1801	redo if s{//}{/};
1802	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1803	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1804	}	2079	}
1805		2080
1806	$path	2081	$path
…		…
1820	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1821	return $self;	2096	return $self;
1822	}	2097	}
1823	}	2098	}
1824		2099
1825	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1826	()	2101	()
1827	}	2102	}
1828		2103
		2104	# may re-bless or do other evil things
1829	sub init {	2105	sub init {
1830	my ($self) = @_;	2106	my ($self) = @_;
1831		2107
1832	$self	2108	$self
1833	}	2109	}
…		…
1898	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1899		2175
1900	1	2176	1
1901	}	2177	}
1902		2178
		2179	# used to laod the header of an original map
1903	sub load_header_orig {	2180	sub load_header_orig {
1904	my ($self) = @_;	2181	my ($self) = @_;
1905		2182
1906	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1907	}	2184	}
1908		2185
		2186	# used to laod the header of an instantiated map
1909	sub load_header_temp {	2187	sub load_header_temp {
1910	my ($self) = @_;	2188	my ($self) = @_;
1911		2189
1912	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1913	}	2191	}
1914		2192
		2193	# called after loading the header from an instantiated map
1915	sub prepare_temp {	2194	sub prepare_temp {
1916	my ($self) = @_;	2195	my ($self) = @_;
1917		2196
1918	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1919	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1920	# safety	2199	# safety
1921	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1922	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1923	}	2202	}
1924		2203
		2204	# called after loading the header from an original map
1925	sub prepare_orig {	2205	sub prepare_orig {
1926	my ($self) = @_;	2206	my ($self) = @_;
1927		2207
1928	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1929	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1953		2233
1954	sub find;	2234	sub find;
1955	sub find {	2235	sub find {
1956	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1957		2237
		2238	cf::cede_to_tick;
		2239
1958	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1959		2241
1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1961	my $guard2 = cf::lock_acquire "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1962		2244
1963	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
…		…
1980		2262
1981	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1982	}	2264	}
1983	}	2265	}
1984		2266
1985	sub pre_load { }	2267	sub pre_load { }
1986	sub post_load { }	2268	#sub post_load { } # XS
1987		2269
1988	sub load {	2270	sub load {
1989	my ($self) = @_;	2271	my ($self) = @_;
1990		2272
1991	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1994		2276
1995	{	2277	{
1996	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1997		2279
1998	return unless $self->valid;	2280	return unless $self->valid;
1999	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2000
2001	$self->in_memory (cf::MAP_LOADING);
2002		2282
2003	$self->alloc;	2283	$self->alloc;
2004		2284
2005	$self->pre_load;	2285	$self->pre_load;
2006	cf::cede_to_tick;	2286	cf::cede_to_tick;
2007		2287
		2288	if (exists $self->{load_path}) {
2008	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2009	$f->skip_block;	2290	$f->skip_block;
2010	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2011	or return;	2292	or return;
2012		2293
2013	$self->post_load_original	2294	$self->post_load_original
2014	if delete $self->{load_original};	2295	if delete $self->{load_original};
2015		2296
2016	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2017	utf8::encode $uniq;	2298	utf8::encode $uniq;
2018	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2019	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2020	$self->clear_unique_items;	2301	$self->clear_unique_items;
2021	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2022	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2023	}	2305	}
2024	}	2306	}
2025	}
2026		2307
2027	$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);
2028		2315
2029	cf::cede_to_tick;	2316	cf::cede_to_tick;
2030	# now do the right thing for maps	2317	# now do the right thing for maps
2031	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2032	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2036	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2037	$self->decay_objects;	2324	$self->decay_objects;
2038	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2039	$self->update_buttons;	2326	$self->update_buttons;
2040	cf::cede_to_tick;	2327	cf::cede_to_tick;
2041	$self->activate;	2328	#$self->activate; # no longer activate maps automatically
2042	}	2329	}
2043		2330
2044	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2333	}
2049		2334
2050	$self->post_load;	2335	$self->post_load;
2051	}
2052		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
2053	sub customise_for {	2343	sub customise_for {
2054	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2055		2345
2056	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2347	if $self->per_player;
…		…
2060	# if $self->per_party;	2350	# if $self->per_party;
2061		2351
2062	$self	2352	$self
2063	}	2353	}
2064		2354
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2355	sub find_sync {
2092	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2093		2357
2094	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
2095	}	2363	}
2096		2364
2097	sub do_load_sync {	2365	sub do_load_sync {
2098	my ($map) = @_;	2366	my ($map) = @_;
2099		2367
		2368	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2102		2371
2103	cf::sync_job { $map->load };	2372	$map->load;
2104	}	2373	}
2105		2374
2106	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2108		2377
2109	sub find_async {	2378	sub find_async {
2110	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2111		2380
2112	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2113		2382
2114	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2116	}	2385	}
2117		2386
2118	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2119		2388
2120	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2135		2404
2136	()	2405	()
2137	}	2406	}
2138		2407
		2408	# common code, used by both ->save and ->swapout
2139	sub save {	2409	sub _save {
2140	my ($self) = @_;	2410	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2411
2144	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2145		2413
2146	return unless $self->dirty;	2414	return unless $self->dirty;
2147		2415
…		…
2167	} else {	2435	} else {
2168	$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);
2169	}	2437	}
2170	}	2438	}
2171		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2172	sub swap_out {	2448	sub swap_out {
2173	my ($self) = @_;	2449	my ($self) = @_;
2174		2450
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2180	return if $self->players;	2455	return if $self->players;
2181	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
2182	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2183		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
2184	$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};
2185		2507
2186	$self->deactivate;	2508	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2510	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2511
2234	$self->unlink_save;	2512	$self->unlink_save;
2235	$self->destroy;	2513	$self->destroy;
2236	}	2514	}
2237		2515
…		…
2245		2523
2246	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2247		2525
2248	$self->unlink_save;	2526	$self->unlink_save;
2249		2527
2250	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2533
…		…
2312	: normalise $_	2590	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2592	]
2315	}	2593	}
2316		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
2317	=back	2627	=back
2318		2628
2319	=head3 cf::object	2629	=head3 cf::object
2320		2630
2321	=cut	2631	=cut
…		…
2386		2696
2387	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2388	id => "say",	2698	id => "say",
2389	title => "Map",	2699	title => "Map",
2390	reply => "say ",	2700	reply => "say ",
2391	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.",
2392	};	2702	};
2393		2703
2394	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2395	id => "chat",	2705	id => "chat",
2396	title => "Chat",	2706	title => "Chat",
…		…
2453		2763
2454	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}>).
2455		2765
2456	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.
2457	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,
2458	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
2459	map.	2769	map.
2460		2770
2461	Will never block.	2771	Will never block.
2462		2772
2463	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2795	my ($self) = @_;
2486		2796
2487	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2488		2798
		2799	++$self->{_link_recursion};
		2800
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2802
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2493		2805
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2807	}
2496		2808
2497	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2499		2811
…		…
2516	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2518		2830
2519	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2522		2834
2523	$map->load;	2835	$map->load;
2524	$map->load_neighbours;
2525		2836
2526	return unless $self->contr->active;	2837	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2838
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2532	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2533		2846
		2847	}
		2848
2534	=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)]])
2535		2850
2536	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
2537	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2538	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
2539	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
…		…
2546		2861
2547	our $GOTOGEN;	2862	our $GOTOGEN;
2548		2863
2549	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2550	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	}
2551		2872
2552	# 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
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2875
2555	$self->enter_link;	2876	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2576	}	2897	}
2577	}	2898	}
2578		2899
2579	my $map = eval {	2900	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2902
2582	if ($map) {	2903	if ($map) {
2583	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2906	} else {
2586	$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);
2587	}	2908	}
2588		2909
2589	$map	2910	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2600	}	2921	}
2601		2922
2602	$done->() if $done;	2923	$done->($self) if $done;
2603	})->prio (1);	2924	})->prio (1);
2604	}	2925	}
2605		2926
2606	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2607		2928
…		…
2675	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2676		2997
2677	unless (eval {	2998	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2679		3000
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2690	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	}
2691		3027
2692	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2693		3029
2694	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "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. "
2702	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2704		3040
2705	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	3042	$self->leave_link;
2707	}	3043	}
2708	})->prio (1);	3044	})->prio (1);
2709	}	3045	}
2710		3046
…		…
2722	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2724		3060
2725	utf8::encode $text;	3061	utf8::encode $text;
2726	$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);
2727	}	3088	}
2728		3089
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3091
2731	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
…		…
2735		3096
2736	=cut	3097	=cut
2737		3098
2738	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2739	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	},
2740	"c/identify" => {	3107	"c/identify" => {
2741	id => "infobox",	3108	id => "infobox",
2742	title => "Identify",	3109	title => "Identify",
2743	reply => undef,	3110	reply => undef,
2744	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3113	"c/examine" => {
2747	id => "infobox",	3114	id => "infobox",
2748	title => "Examine",	3115	title => "Examine",
2749	reply => undef,	3116	reply => undef,
2750	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",
2751	},	3124	},
2752	"c/book" => {	3125	"c/book" => {
2753	id => "infobox",	3126	id => "infobox",
2754	title => "Book",	3127	title => "Book",
2755	reply => undef,	3128	reply => undef,
…		…
2783	id => "infobox",	3156	id => "infobox",
2784	title => "Skills",	3157	title => "Skills",
2785	reply => undef,	3158	reply => undef,
2786	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
2787	},	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	},
2788	"c/resistances" => {	3167	"c/resistances" => {
2789	id => "infobox",	3168	id => "infobox",
2790	title => "Resistances",	3169	title => "Resistances",
2791	reply => undef,	3170	reply => undef,
2792	tooltip => "Shows your resistances",	3171	tooltip => "Shows your resistances",
…		…
2794	"c/pets" => {	3173	"c/pets" => {
2795	id => "infobox",	3174	id => "infobox",
2796	title => "Pets",	3175	title => "Pets",
2797	reply => undef,	3176	reply => undef,
2798	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",
2799	},	3184	},
2800	"c/uptime" => {	3185	"c/uptime" => {
2801	id => "infobox",	3186	id => "infobox",
2802	title => "Uptime",	3187	title => "Uptime",
2803	reply => undef,	3188	reply => undef,
…		…
2859	my $pkt = "msg "	3244	my $pkt = "msg "
2860	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2862	);	3247	);
2863		3248
2864	# try lzf for large packets
2865	$pkt = "lzf " . Compress::LZF::compress $pkt
2866	if 1024 <= length $pkt and $self->{can_lzf};
2867
2868	# split very large packets
2869	if (8192 < length $pkt and $self->{can_lzf}) {
2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2871	$pkt = "frag";
2872	}
2873
2874	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2875	}	3250	}
2876		3251
2877	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2878		3253
2879	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2881	=cut	3256	=cut
2882		3257
2883	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2884	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2885		3260
2886	if ($self->extcmd == 2) {
2887	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2888	} elsif ($self->extcmd == 1) { # TODO: remove
2889	push @msg, msgtype => "event_$type";
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2891	}
2892	}
2893
2894	=item $client->ext_reply ($msgid, @msg)
2895
2896	Sends an ext reply to the client.
2897
2898	=cut
2899
2900	sub cf::client::ext_reply($$@) {
2901	my ($self, $id, @msg) = @_;
2902
2903	if ($self->extcmd == 2) {
2904	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2905	} elsif ($self->extcmd == 1) {
2906	#TODO: version 1, remove
2907	unshift @msg, msgtype => "reply", msgid => $id;
2908	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2909	}
2910	}	3262	}
2911		3263
2912	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2913		3265
2914	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2969	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2970		3322
2971	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2972		3324
2973	if (ref $msg) {	3325	if (ref $msg) {
2974	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2975	"ARRAY" eq ref $msg
2976	? @$msg
2977	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2978		3327
2979	my @reply;
2980
2981	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}) {
2982	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2983	}	3346	}
2984
2985	$ns->ext_reply ($reply, @reply)
2986	if $reply;
2987
2988	} else {	3347	} else {
2989	warn "client " . ($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";
2990	}	3349	}
2991		3350
2992	cf::override;	3351	cf::override;
2993	},	3352	},
2994	);	3353	);
…		…
3014		3373
3015	$coro	3374	$coro
3016	}	3375	}
3017		3376
3018	cf::client->attach (	3377	cf::client->attach (
3019	on_destroy => sub {	3378	on_client_destroy => sub {
3020	my ($ns) = @_;	3379	my ($ns) = @_;
3021		3380
3022	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3023	},	3382	},
3024	);	3383	);
…		…
3040	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3041		3400
3042	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3043		3402
3044	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3045	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3046	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3047	sort time	3406	sort time
3048	));	3407	));
3049		3408
3050	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3075	decrease split destroy change_exp value msg lore send_msg)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3076	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3077	["cf::player" => qw(peaceful send_msg)],	3436	["cf::player" => qw(peaceful send_msg)],
3078	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3079	) {	3438	) {
3080	no strict 'refs';
3081	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3083	for @funs;	3441	for @funs;
3084	}	3442	}
3085		3443
…		…
3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3103	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3104		3462
3105	%vars = (_dummy => 0) unless %vars;	3463	%vars = (_dummy => 0) unless %vars;
3106		3464
		3465	my @res;
3107	local $_;	3466	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3467
3110	my $eval =	3468	my $eval =
3111	"do {\n"	3469	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3472	. $code
3115	. "\n}"	3473	. "\n}"
3116	;	3474	;
3117		3475
		3476	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3121		3485
3122	if ($@) {	3486	if ($@) {
3123	warn "$@";	3487	warn "$@",
3124	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3126	}	3490	}
3127		3491
3128	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3129	}	3493	}
3130		3494
…		…
3144	=cut	3508	=cut
3145		3509
3146	sub register_script_function {	3510	sub register_script_function {
3147	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3148		3512
3149	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3151	}	3515	}
3152		3516
3153	=back	3517	=back
3154		3518
3155	=cut	3519	=cut
3156		3520
3157	#############################################################################	3521	#############################################################################
3158	# 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	$idx
		3546	}
3159		3547
3160	sub load_facedata($) {	3548	sub load_facedata($) {
3161	my ($path) = @_;	3549	my ($path) = @_;
3162		3550
3163	# 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
3164	# for this (global event?)	3552	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3166		3554
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3556
3169	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3170		3558
3171	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3172	0 < aio_load $path, $facedata
3173	or die "$path: $!";
3174
3175	$facedata = Coro::Storable::thaw $facedata;
3176		3560
3177	$facedata->{version} == 2	3561	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3179		3563
3180	# patch in the exptable
3181	$facedata->{resource}{"res/exp_table"} = {
3182	type => FT_RSRC,
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3184	};
3185	cf::cede_to_tick;	3564	cf::cede_to_tick;
3186		3565
3187	{	3566	{
3188	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3189		3568
3190	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3572
3193	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3196	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}} = $idx;#d#
3197		3579
3198	cf::cede_to_tick;	3580	cf::cede_to_tick;
3199	}	3581	}
3200		3582
3201	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3206		3588
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3592	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3594	}
3213		3595
3214	cf::cede_to_tick;	3596	cf::cede_to_tick;
3215	}	3597	}
3216	}	3598	}
…		…
3225		3607
3226	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3227	}	3609	}
3228		3610
3229	{	3611	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3233		3613
3234	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3235	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
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3618
3239	if ($info->{type} & 1) {
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	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#
3254	} else {	3623	} else {
3255	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3256	}	3625	}
3257		3626
3258	cf::cede_to_tick;	3627	cf::cede_to_tick;
3259	}	3628	}
3260	}	3629	}
3261		3630
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3632
3264	1	3633	1
3265	}	3634	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3635
3287	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3289		3638
3290	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3298	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3299	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3300	cf::arch::commit_load;	3649	cf::arch::commit_load;
3301		3650
3302	$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 $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3303	}	3665	}
3304		3666
3305	sub reload_regions {	3667	sub reload_regions {
3306	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3307	# for this (global event?)	3669	# for this (global event?)
…		…
3322	}	3684	}
3323		3685
3324	sub reload_archetypes {	3686	sub reload_archetypes {
3325	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3326	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	set_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->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 ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3327	}	3698	}
3328		3699
3329	sub reload_treasures {	3700	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3332	}	3703	}
3333		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
3334	sub reload_resources {	3725	sub reload_resources {
3335	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3336		3727
		3728	reload_materials;
3337	reload_facedata;	3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
3338	reload_archetypes;	3732	reload_archetypes;
3339	reload_regions;	3733	reload_regions;
3340	reload_treasures;	3734	reload_treasures;
3341		3735
3342	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3343	}	3737	}
3344		3738
3345	sub reload_config {	3739	sub reload_config {
3346	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3347	or return;
3348		3741
3349	local $/;	3742	my $config = load_file "$CONFDIR/config";
3350	*CFG = YAML::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3351		3745
3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3353		3747
3354	$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};
3355	$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};
3356		3750
3357	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3380		3774
3381	seek $fh, 0, 0;	3775	seek $fh, 0, 0;
3382	print $fh $$;	3776	print $fh $$;
3383	}	3777	}
3384		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
3385	sub main {	3788	sub main {
3386	cf::init_globals; # initialise logging	3789	cf::init_globals; # initialise logging
3387		3790
3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3389	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.";
3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3392		3795
3393	cf::init_experience;
3394	cf::init_anim;
3395	cf::init_attackmess;
3396	cf::init_dynamic;
3397
3398	$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
3399		3797
3400	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3401	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3402	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#
3403	(async {	3801	(async {
3404	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3405	EV::loop EV::LOOP_ONESHOT;	3803	EV::loop EV::LOOP_ONESHOT;
3406	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3407	};	3805	};
3408		3806
3409	evthread_start IO::AIO::poll_fileno;	3807	evthread_start IO::AIO::poll_fileno;
3410		3808
3411	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
3412	reload_resources;	3820	reload_resources;
3413	reload_config;	3821	reload_config;
3414	db_init;
3415		3822
3416	cf::load_settings;
3417	cf::load_materials;
3418	cf::init_uuid;	3823	cf::init_uuid;
3419	cf::init_signals;	3824	cf::init_signals;
3420	cf::init_commands;
3421	cf::init_skills;	3825	cf::init_skills;
3422		3826
3423	cf::init_beforeplay;	3827	cf::init_beforeplay;
3424		3828
3425	atomic;	3829	atomic;
…		…
3427	load_extensions;	3831	load_extensions;
3428		3832
3429	utime time, time, $RUNTIMEFILE;	3833	utime time, time, $RUNTIMEFILE;
3430		3834
3431	# no (long-running) fork's whatsoever before this point(!)	3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
3432	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};
3433		3838
3434	(pop @POST_INIT)->(0) while @POST_INIT;	3839	cf::_post_init 0;
3435	};	3840	};
3436		3841
3437	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;
3438	}	3850	}
3439		3851
3440	#############################################################################	3852	#############################################################################
3441	# initialisation and cleanup	3853	# initialisation and cleanup
3442		3854
3443	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3444	BEGIN {	3856	BEGIN {
3445	our %SIGWATCHER = ();	3857	our %SIGWATCHER = ();
3446	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3448	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3449	};	3861	};
3450	}	3862	}
3451	}	3863	}
3452		3864
3453	sub write_runtime_sync {	3865	sub write_runtime_sync {
		3866	my $t0 = AE::time;
		3867
3454	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3455	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3456		3870
3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3458		3872
3459	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3460		3874
3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3462	or return;	3876	or return;
3463		3877
3464	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3465	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3466	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3479	or return;	3893	or return;
3480		3894
3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3482	and return;	3896	and return;
3483		3897
3484	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3485		3899
3486	1	3900	1
3487	}	3901	}
3488		3902
3489	our $uuid_lock;	3903	our $uuid_lock;
…		…
3501	or return;	3915	or return;
3502		3916
3503	my $value = uuid_seq uuid_cur;	3917	my $value = uuid_seq uuid_cur;
3504		3918
3505	unless ($value) {	3919	unless ($value) {
3506	warn "cowardly refusing to write zero uuid value!\n";	3920	info "cowardly refusing to write zero uuid value!\n";
3507	return;	3921	return;
3508	}	3922	}
3509		3923
3510	my $value = uuid_str $value + $uuid_skip;	3924	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	3925	$uuid_skip = 0;
…		…
3521	or return;	3935	or return;
3522		3936
3523	aio_rename "$uuid~", $uuid	3937	aio_rename "$uuid~", $uuid
3524	and return;	3938	and return;
3525		3939
3526	warn "uuid file written ($value).\n";	3940	trace "uuid file written ($value).\n";
3527		3941
3528	1	3942	1
3529		3943
3530	}	3944	}
3531		3945
…		…
3537	}	3951	}
3538		3952
3539	sub emergency_save() {	3953	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3541		3955
3542	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;
3543		3962
3544	cf::sync_job {	3963	cf::sync_job {
3545	# this is a trade-off: we want to be very quick here, so	3964	cf::write_runtime_sync; # external watchdog should not bark
3546	# save all maps without fsync, and later call a global sync
3547	# (which in turn might be very very slow)
3548	local $USE_FSYNC = 0;
3549		3965
3550	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3551	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3552	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3553	warn "emergency_perl_save: begin player save\n";	3969	info "emergency_perl_save: begin player save\n";
3554	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3555	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3556	$pl->valid or next;	3972	$pl->valid or next;
3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3558	$pl->save;	3974	$pl->save;
3559	}	3975	}
3560	warn "emergency_perl_save: end player save\n";	3976	info "emergency_perl_save: end player save\n";
3561		3977
		3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
3562	warn "emergency_perl_save: begin map save\n";	3980	info "emergency_perl_save: begin map save\n";
3563	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3564	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3565	$map->valid or next;	3983	$map->valid or next;
3566	$map->save;	3984	$map->save;
3567	}	3985	}
3568	warn "emergency_perl_save: end map save\n";	3986	info "emergency_perl_save: end map save\n";
3569		3987
		3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
3570	warn "emergency_perl_save: begin database checkpoint\n";	3990	info "emergency_perl_save: begin database checkpoint\n";
3571	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3572	warn "emergency_perl_save: end database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
3573		3993
3574	warn "emergency_perl_save: begin write uuid\n";	3994	info "emergency_perl_save: begin write uuid\n";
3575	write_uuid_sync 1;	3995	write_uuid_sync 1;
3576	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 $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3577	};	4016	};
3578		4017
3579	warn "emergency_perl_save: starting sync()\n";
3580	IO::AIO::aio_sync sub {
3581	warn "emergency_perl_save: finished sync()\n";
3582	};
3583
3584	warn "emergency_perl_save: leave\n";	4018	info "emergency_perl_save: leave\n";
3585	}	4019	}
3586		4020
3587	sub post_cleanup {	4021	sub post_cleanup {
3588	my ($make_core) = @_;	4022	my ($make_core) = @_;
3589		4023
		4024	IO::AIO::flush;
		4025
3590	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	4027	if $make_core;
3592		4028
3593	my $fh = pidfile;	4029	my $fh = pidfile;
3594	unlink $PIDFILE if <$fh> == $$;	4030	unlink $PIDFILE if <$fh> == $$;
3595	}	4031	}
…		…
3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3616	for my $name (keys %$leaf_symtab) {	4052	for my $name (keys %$leaf_symtab) {
3617	_gv_clear *{"$pkg$name"};	4053	_gv_clear *{"$pkg$name"};
3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3619	}	4055	}
3620	warn "cleared package $pkg\n";#d#
3621	}	4056	}
3622		4057
3623	sub do_reload_perl() {	4058	sub do_reload_perl() {
3624	# can/must only be called in main	4059	# can/must only be called in main
3625	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3626	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3627	return;	4062	return;
3628	}	4063	}
3629		4064
3630	return if $RELOAD++;	4065	return if $RELOAD++;
3631		4066
3632	my $t1 = EV::time;	4067	my $t1 = AE::time;
3633		4068
3634	while ($RELOAD) {	4069	while ($RELOAD) {
3635	warn "reloading...";	4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
3636		4072
3637	warn "entering sync_job";	4073	trace "perl_reload: entering sync_job";
3638		4074
3639	cf::sync_job {	4075	cf::sync_job {
3640	cf::write_runtime_sync; # external watchdog should not bark
3641	cf::emergency_save;	4076	#cf::emergency_save;
3642	cf::write_runtime_sync; # external watchdog should not bark
3643		4077
3644	warn "syncing database to disk";
3645	BDB::db_env_txn_checkpoint $DB_ENV;
3646
3647	# if anything goes wrong in here, we should simply crash as we already saved
3648
3649	warn "flushing outstanding aio requests";
3650	while (IO::AIO::nreqs || BDB::nreqs) {
3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3652	}
3653
3654	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3655	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3656	%EXT_CORO = ();	4080	%EXT_CORO = ();
3657		4081
3658	warn "removing commands";	4082	trace "perl_reload: removing commands";
3659	%COMMAND = ();	4083	%COMMAND = ();
3660		4084
3661	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3662	%EXTCMD = ();	4086	%EXTCMD = ();
3663	%EXTICMD = ();	4087	%EXTICMD = ();
3664		4088
3665	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3666	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3667	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3668		4092
3669	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3670	eval {	4094	eval {
3671	$cb->($pkg);	4095	$cb->($pkg);
3672	1	4096	1
3673	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
3674	}	4098	}
3675		4099
3676	warn "... clearing $pkg";	4100	trace "... clearing $pkg";
3677	clear_package $pkg;	4101	clear_package $pkg;
3678	}	4102	}
3679		4103
3680	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3681	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3683		4107
3684	warn "... unloading $k";	4108	trace "... unloading $k";
3685	delete $INC{$k};	4109	delete $INC{$k};
3686		4110
3687	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3688	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3689		4113
…		…
3692	}	4116	}
3693		4117
3694	clear_package $k;	4118	clear_package $k;
3695	}	4119	}
3696		4120
3697	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3698	clear_package "safe::$_"	4122	clear_package "safe::$_"
3699	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);
3700		4124
3701	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3702	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3704		4128
3705	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3706	# and global variables created in xs	4130	# and global variables created in xs
3707	#clear_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3708		4132
3709	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3710		4134
3711	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3712	require cf;	4136	require cf;
3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3714		4138
3715	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3716	cf::reload_config;	4140	cf::reload_config;
3717		4141
3718	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3719	cf::load_extensions;	4143	cf::load_extensions;
3720		4144
3721	if ($REATTACH_ON_RELOAD) {	4145	if ($REATTACH_ON_RELOAD) {
3722	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3723	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3724	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3725	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3726	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3727	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
3728	}	4152	}
3729		4153
3730	warn "running post_init jobs";	4154	cf::_post_init 1;
3731	(pop @POST_INIT)->(1) while @POST_INIT;
3732		4155
3733	warn "leaving sync_job";	4156	trace "perl_reload: leaving sync_job";
3734		4157
3735	1	4158	1
3736	} or do {	4159	} or do {
3737	warn $@;	4160	error $@;
3738	cf::cleanup "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3739	};	4162	};
3740		4163
3741	warn "reloaded";
3742	--$RELOAD;	4164	--$RELOAD;
3743	}	4165	}
3744		4166
3745	$t1 = EV::time - $t1;	4167	$t1 = AE::time - $t1;
3746	warn "reload completed in ${t1}s\n";	4168	info "perl_reload: completed in ${t1}s\n";
3747	};	4169	};
3748		4170
3749	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3750		4172
3751	sub reload_perl() {	4173	sub reload_perl() {
…		…
3753	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3754		4176
3755	$RELOAD_WATCHER ||= cf::async {	4177	$RELOAD_WATCHER ||= cf::async {
3756	Coro::AIO::aio_wait cache_extensions;	4178	Coro::AIO::aio_wait cache_extensions;
3757		4179
3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3759	do_reload_perl;	4181	do_reload_perl;
3760	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3761	};	4183	};
3762	};	4184	};
3763	}	4185	}
…		…
3772	reload_perl;	4194	reload_perl;
3773	};	4195	};
3774	}	4196	}
3775	};	4197	};
3776		4198
3777	unshift @INC, $LIBDIR;	4199	#############################################################################
3778		4200
3779	my $bug_warning = 0;	4201	my $bug_warning = 0;
3780		4202
3781	our @WAIT_FOR_TICK;
3782	our @WAIT_FOR_TICK_BEGIN;
3783
3784	sub wait_for_tick {	4203	sub wait_for_tick() {
3785	return if tick_inhibit || $Coro::current == $Coro::main;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3786		4205
3787	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3788	push @WAIT_FOR_TICK, $signal;
3789	$signal->wait;
3790	}	4207	}
3791		4208
3792	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4211
3795	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3796	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3797	$signal->wait;	4214	$signal->wait;
3798	}	4215	}
…		…
3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3803	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3804	return;	4221	return;
3805	}	4222	}
3806		4223
3807	cf::server_tick; # one server iteration	4224	cf::one_tick; # one server iteration
		4225
		4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3808		4227
3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3810	$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.;
3811	Coro::async_pool {	4230	Coro::async_pool {
3812	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3813	write_runtime_sync	4232	write_runtime_sync
3814	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3815	};	4234	};
3816	}	4235	}
3817		4236
3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3819	$sig->send;	4238	$sig->send;
3820	}	4239	}
3821	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3822	$sig->send;
3823	}
3824		4241
3825	$LOAD = ($NOW - $TICK_START) / $TICK;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3827		4244
3828	if (0) {	4245	if (0) {
3829	if ($NEXT_TICK) {	4246	if ($NEXT_TICK) {
3830	my $jitter = $TICK_START - $NEXT_TICK;	4247	my $jitter = $TICK_START - $NEXT_TICK;
3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3832	warn "jitter $JITTER\n";#d#	4249	debug "jitter $JITTER\n";#d#
3833	}	4250	}
3834	}	4251	}
3835	}	4252	}
3836		4253
3837	{	4254	{
3838	# configure BDB	4255	# configure BDB
		4256	info "initialising database";
3839		4257
3840	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3841	BDB::max_poll_reqs $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3842	$AnyEvent::BDB::WATCHER->priority (1);	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3843		4261
3844	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3845	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3847	$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;
…		…
3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3873	};	4291	};
3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3876	};	4294	};
		4295
		4296	info "database initialised";
3877	}	4297	}
3878		4298
3879	{	4299	{
3880	# configure IO::AIO	4300	# configure IO::AIO
3881		4301
		4302	info "initialising aio";
3882	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3883	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3884	undef $AnyEvent::AIO::WATCHER;	4305	undef $AnyEvent::AIO::WATCHER;
		4306	info "aio initialised";
3885	}	4307	}
3886		4308
3887	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3888		4311
3889	sub _log_backtrace {	4312	sub _log_backtrace {
3890	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3891		4314
3892	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3893		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3894	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3895	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3896	++$_log_backtrace;	4323	++$_log_backtrace;
3897	my $perl_bt = Carp::longmess $msg;	4324	my $perl_bt = Carp::longmess $msg;
3898	async {	4325	async {
3899	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3900		4327
…		…
3920	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3921	--$_log_backtrace;	4348	--$_log_backtrace;
3922	};	4349	};
3923	} else {	4350	} else {
3924	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3925	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3926	}	4353	}
3927	}	4354	}
3928		4355
3929	# load additional modules	4356	# load additional modules
3930	eval "use cf::$_" for @EXTRA_MODULES;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3931		4359
3932	END { cf::emergency_save }	4360	END { cf::emergency_save }
3933		4361
3934	1	4362	1
3935		4363

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