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Revision 1.470 by root, Sun Apr 26 19:42:45 2009 UTC vs.
Revision 1.588 by root, Thu Nov 1 13:02:52 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
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
87		95
88	our $RELOAD; # number of reloads so far, non-zero while in reload	96	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
90		100
91	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
92	our $DATADIR = datadir;	103	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
96	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		116
105	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
106		124
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	127	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	133	our $DB_ENV;
116		134
117	our @EXTRA_MODULES = qw(pod mapscript);	135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		136
119	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		139
121	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
123	our $NOW;	143	our $NOW;
124		144
125	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	154	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
136		156
137	our @POST_INIT;	157	our @POST_INIT;
138		158
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
140		164
141	binmode STDOUT;	165	binmode STDOUT;
142	binmode STDERR;	166	binmode STDERR;
143		167
144	# read virtual server time, if available	168	# read virtual server time, if available
…		…
155		179
156	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
157		181
158	sub cf::map::normalise;	182	sub cf::map::normalise;
159		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
160	#############################################################################	188	#############################################################################
161		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
162	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
163		202
164	=over 4	203	=over 4
165		204
166	=item $cf::UPTIME	205	=item $cf::UPTIME
167		206
168	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
169		223
170	=item $cf::RUNTIME	224	=item $cf::RUNTIME
171		225
172	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
173	every server tick.	227	every server tick.
…		…
179	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
180	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
181	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
182	database environment.	236	database environment.
183		237
184	=item $cf::NOW
185
186	The time of the last (current) server tick.
187
188	=item $cf::TICK
189
190	The interval between server ticks, in seconds.
191
192	=item $cf::LOADAVG	238	=item $cf::LOADAVG
193		239
194	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
205	from wherever your confdir points to.	251	from wherever your confdir points to.
206		252
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		254
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
210	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
213	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
214		277
215	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	280	that call.
218		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
219	=back	288	=back
220		289
221	=cut	290	=cut
222		291
223	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	299	my $msg = join "", @_;
226		300
227	$msg .= "\n"	301	$msg .= "\n"
228	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
229		303
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		305
232	LOG llevError, $msg;	306	LOG llevWarn, $msg;
233	};	307	};
234	}
235		308
236	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
238		311
239	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	316	return;#d#
242	}#d#	317	}#d#
243		318
244	# kill coroutine otherwise	319	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	320	Coro::terminate
247	};	321	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		322
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	340	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	342	}
271		343
272	$EV::DIED = sub {	344	$EV::DIED = sub {
273	warn "error in event callback: @_";	345	warn "error in event callback: $@";
274	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
275		352
276	#############################################################################	353	#############################################################################
277		354
278	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
279		356
…		…
300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301	$d	378	$d
302	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
303	}	380	}
304		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
305	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
306		435
307	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
308		437
309	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		445
317	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
319		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
320	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
321		481
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
324		484
325	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	486	is a reload or not.
327		487
328	=cut	488	=cut
329		489
330	sub post_init(&) {	490	sub post_init(&) {
331	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
332	}	509	}
333		510
334	=item cf::lock_wait $string	511	=item cf::lock_wait $string
335		512
336	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	552	}
376		553
377	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
378		555
379	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	557	get spread over time.
381		558
382	=cut	559	=cut
383		560
384	sub periodic($$) {	561	sub periodic($$) {
385	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
390	}	567	}
391		568
392	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
393		570
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
396	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
397		578
398	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
399	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
400		581
401	Useful for short background jobs.	582	Useful for short background jobs.
402		583
403	=cut	584	=cut
404		585
405	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
407		589
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
411		593
412	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
413		596
414	while () {	597	while () {
415	next_job:	598	next_job:
		599
416	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	601
418	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	606	$job->[2]->send;
422	Coro::cede;	607	Coro::cede;
423	goto next_job;	608	goto next_job;
424	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	611	}
426	}	612	}
427		613
428	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
431	$signal->wait;
432	} else {	617	} else {
		618	$busy = 0;
433	Coro::schedule;	619	Coro::schedule;
434	}	620	}
435	}	621	}
436	};	622	};
437		623
438	sub get_slot($;$$) {	624	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
440		626
441	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
442		628
443	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
444	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
445		632
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
474	=cut	661	=cut
475		662
476	sub sync_job(&) {	663	sub sync_job(&) {
477	my ($job) = @_;	664	my ($job) = @_;
478		665
479	if ($Coro::current == $Coro::main) {	666	if (in_main) {
480	my $time = EV::time;	667	my $time = AE::time;
481		668
482	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
484		671
485	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
486		673
487	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
488		675
489	my $busy = 1;	676	my $busy = 1;
490	my @res;	677	my @res;
491		678
492	(async {	679	(async {
493	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	681	@res = eval { $job->() };
495	warn $@ if $@;	682	error $@ if $@;
496	undef $busy;	683	undef $busy;
497	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
498		685
499	while ($busy) {	686	while ($busy) {
500	if (Coro::nready) {	687	if (Coro::nready) {
…		…
502	} else {	689	} else {
503	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
504	}	691	}
505	}	692	}
506		693
507	my $time = EV::time - $time;	694	my $time = AE::time - $time;
508		695
509	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
510		697
511	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
512	} else {	699	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
535		722
536	$coro	723	$coro
537	}	724	}
538		725
539	=item fork_call { }, $args	726	=item fork_call { }, @args
540		727
541	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
545		732
546	=cut	733	=cut
547		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
548	sub fork_call(&@) {	739	sub fork_call(&@) {
549	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
550		741
551	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
554		745
555	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
556	reset_signals;	747	cf::post_fork;
557	&$cb	748	&$cb
558	}, @args;	749	} @args;
559		750
560	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
561	}	763	}
562		764
563	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
564		766
565	=cut	767	=cut
…		…
602	within each server.	804	within each server.
603		805
604	=cut	806	=cut
605		807
606	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
607	my ($name) = @_;	812	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
609		814
610	eval {	815	eval {
611	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
621	}	826	}
622		827
623	our $DB;	828	our $DB;
624		829
625	sub db_init {	830	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	831	$DB ||= db_table "db";
628	};
629	}	832	}
630		833
631	sub db_get($$) {	834	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
633		836
634	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
635	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
636		841
637	$! ? ()	842	$! ? ()
638	: $data	843	: $data
639	}
640	}	844	}
641		845
642	sub db_put($$$) {	846	sub db_put($$$) {
643	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		876
673	my @data;	877	my @data;
674	my $md5;	878	my $md5;
675		879
676	for (0 .. $#$src) {	880	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	882	}
680		883
681	# if processing is expensive, check	884	# if processing is expensive, check
682	# checksum first	885	# checksum first
683	if (1) {	886	if (1) {
…		…
700		903
701	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
702	my $data = $process->(\@data);	905	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
704		907
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		909
707	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
710		913
…		…
720		923
721	=cut	924	=cut
722		925
723	sub datalog($@) {	926	sub datalog($@) {
724	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	929	}
727		930
728	=back	931	=back
729		932
730	=cut	933	=cut
…		…
925		1128
926	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1131
929	} elsif (ref $type) {	1132	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
931		1134
932	} else {	1135	} else {
933	shift @arg;	1136	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
935	}	1138	}
936	}	1139	}
937	}	1140	}
938		1141
939	sub _object_attach {	1142	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
950	}	1153	}
951		1154
952	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
953	} else {	1156	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1158	}
956		1159
957	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
958	}	1161	}
959		1162
…		…
1018		1221
1019	for (@$callbacks) {	1222	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1021		1224
1022	if ($@) {	1225	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1227	override;
1026	}	1228	}
1027		1229
1028	return 1 if $override;	1230	return 1 if $override;
1029	}	1231	}
…		…
1108	for (@$attach) {	1310	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1111	}	1313	}
1112	} else {	1314	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1316	}
1115	}	1317	}
1116	}	1318	}
1117		1319
1118	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1146		1348
1147	sync_job {	1349	sync_job {
1148	if (length $$rdata) {	1350	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1152		1355
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1157	aio_close $fh;	1363	aio_close $fh;
1158		1364
1159	if (@$objs) {	1365	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1165	aio_close $fh;	1374	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1376	}
1168	} else {	1377	} else {
1169	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1173		1382
1174	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1385	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1178	}	1387	}
1179	} else {	1388	} else {
1180	aio_unlink $filename;	1389	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1182	}	1391	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1416	$av = $st->{objs};
1208	}	1417	}
1209		1418
1210	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1213		1423
1214	($data, $av)	1424	($data, $av)
1215	}	1425	}
1216		1426
1217	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1276	}	1486	}
1277		1487
1278	use File::Glob ();	1488	use File::Glob ();
1279		1489
1280	cf::player->attach (	1490	cf::player->attach (
1281	on_command => sub {	1491	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1283		1493
1284	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1285	or return;	1495	or return;
1286		1496
…		…
1294	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1295		1505
1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1297		1507
1298	if (ref $msg) {	1508	if (ref $msg) {
1299	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1300	"ARRAY" eq ref $msg
1301	? @$msg
1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1303		1510
1304	my @reply;	1511	my @reply;
1305		1512
1306	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1307	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1309		1516
1310	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1311	if $reply;	1518	if $reply;
1312		1519
1313	} else {	1520	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1522	}
1316		1523
1317	cf::override;	1524	cf::override;
1318	},	1525	},
1319	);	1526	);
1320		1527
1321	# "readahead" all extensions	1528	# "readahead" all extensions
1322	sub cache_extensions {	1529	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1530	my $grp = IO::AIO::aio_group;
1324		1531
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1533	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1535	}
1329	};	1536	};
1330		1537
1331	$grp	1538	$grp
1332	}	1539	}
1333		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1334	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1335	cf::sync_job {	1557	cf::sync_job {
1336	my %todo;	1558	my %todo;
1337		1559
1338	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1561	next unless -r $path;
…		…
1357		1579
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1582
1361	$ext{source} =	1583	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1364	. $source	1586	. $source
1365	. "\n};\n1";	1587	. "\n};\n1";
1366		1588
1367	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1368	}	1590	}
1369		1591
		1592	my $pass = 0;
1370	my %done;	1593	my %done;
1371	while (%todo) {	1594	while (%todo) {
1372	my $progress;	1595	my $progress;
1373		1596
		1597	++$pass;
		1598
		1599	ext:
1374	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1602	next ext
1377	unless exists $done{$_};	1603	unless exists $done{$_};
1378	}	1604	}
1379		1605
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1607
1382	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1621
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1623	if exists $v->{meta}{mandatory};
1390		1624
1391	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1392	}	1634	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1635	}
1398		1636
1399	skip:	1637	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1402	}	1647	}
1403	};	1648	};
1404	}	1649	}
1405		1650
1406	#############################################################################	1651	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1491	}	1736	}
1492	}	1737	}
1493	}	1738	}
1494		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1495	sub save($) {	1753	sub save($) {
1496	my ($pl) = @_;	1754	my ($pl) = @_;
1497		1755
1498	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1499		1757
…		…
1504		1762
1505	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1507		1765
1508	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1770
1510	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1772	cf::cede_to_tick;
1512	}	1773	}
1513		1774
…		…
1547	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1548		1809
1549	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1812
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1814	$pl->deactivate;
		1815
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1557	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1558		1821
1559	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1615	\@logins	1878	\@logins
1616	}	1879	}
1617		1880
1618	=item $player->maps	1881	=item $player->maps
1619		1882
		1883	=item cf::player::maps $login
		1884
1620	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1621	player. May block.	1886	player. May block.
1622		1887
1623	=cut	1888	=cut
1624		1889
…		…
1686	=cut	1951	=cut
1687		1952
1688	sub find_by_path($) {	1953	sub find_by_path($) {
1689	my ($path) = @_;	1954	my ($path) = @_;
1690		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1691	my ($match, $specificity);	1958	my ($match, $specificity);
1692		1959
1693	for my $region (list) {	1960	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1695	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1723	sub generate_random_map {	1990	sub generate_random_map {
1724	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1725		1992
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		1994
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	1996	}
1743		1997
1744	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1745		1999
1746	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1751		2005
1752	sub register {	2006	sub register {
1753	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2008	my $pkg = caller;
1755		2009
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2011
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2013	}
1761		2014
1762	# also paths starting with '/'	2015	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2017
1765	sub thawer_merge {	2018	sub thawer_merge {
1766	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1767		2020
1768	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1773	}	2026	}
1774		2027
1775	sub normalise {	2028	sub normalise {
1776	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1777		2030
1778	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1779		2032
1780	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1781		2034
1782	# map plan:	2035	# map plan:
1783	#	2036	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2052	$path = "$base/$path";
1800	}	2053	}
1801		2054
1802	for ($path) {	2055	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1806	}	2058	}
1807		2059
1808	$path	2060	$path
…		…
1822	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1823	return $self;	2075	return $self;
1824	}	2076	}
1825	}	2077	}
1826		2078
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2080	()
1829	}	2081	}
1830		2082
		2083	# may re-bless or do other evil things
1831	sub init {	2084	sub init {
1832	my ($self) = @_;	2085	my ($self) = @_;
1833		2086
1834	$self	2087	$self
1835	}	2088	}
…		…
1900	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1901		2154
1902	1	2155	1
1903	}	2156	}
1904		2157
		2158	# used to laod the header of an original map
1905	sub load_header_orig {	2159	sub load_header_orig {
1906	my ($self) = @_;	2160	my ($self) = @_;
1907		2161
1908	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1909	}	2163	}
1910		2164
		2165	# used to laod the header of an instantiated map
1911	sub load_header_temp {	2166	sub load_header_temp {
1912	my ($self) = @_;	2167	my ($self) = @_;
1913		2168
1914	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1915	}	2170	}
1916		2171
		2172	# called after loading the header from an instantiated map
1917	sub prepare_temp {	2173	sub prepare_temp {
1918	my ($self) = @_;	2174	my ($self) = @_;
1919		2175
1920	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1921	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1922	# safety	2178	# safety
1923	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1924	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1925	}	2181	}
1926		2182
		2183	# called after loading the header from an original map
1927	sub prepare_orig {	2184	sub prepare_orig {
1928	my ($self) = @_;	2185	my ($self) = @_;
1929		2186
1930	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1931	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1955		2212
1956	sub find;	2213	sub find;
1957	sub find {	2214	sub find {
1958	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1959		2216
		2217	cf::cede_to_tick;
		2218
1960	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1961		2220
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1964		2223
1965	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
…		…
1982		2241
1983	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1984	}	2243	}
1985	}	2244	}
1986		2245
1987	sub pre_load { }	2246	sub pre_load { }
1988	sub post_load { }	2247	#sub post_load { } # XS
1989		2248
1990	sub load {	2249	sub load {
1991	my ($self) = @_;	2250	my ($self) = @_;
1992		2251
1993	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1996		2255
1997	{	2256	{
1998	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1999		2258
2000	return unless $self->valid;	2259	return unless $self->valid;
2001	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2002
2003	$self->in_memory (cf::MAP_LOADING);
2004		2261
2005	$self->alloc;	2262	$self->alloc;
2006		2263
2007	$self->pre_load;	2264	$self->pre_load;
2008	cf::cede_to_tick;	2265	cf::cede_to_tick;
2009		2266
		2267	if (exists $self->{load_path}) {
2010	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2011	$f->skip_block;	2269	$f->skip_block;
2012	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2013	or return;	2271	or return;
2014		2272
2015	$self->post_load_original	2273	$self->post_load_original
2016	if delete $self->{load_original};	2274	if delete $self->{load_original};
2017		2275
2018	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2019	utf8::encode $uniq;	2277	utf8::encode $uniq;
2020	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2021	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2022	$self->clear_unique_items;	2280	$self->clear_unique_items;
2023	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2024	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2025	}	2284	}
2026	}	2285	}
2027	}
2028		2286
2029	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2030		2294
2031	cf::cede_to_tick;	2295	cf::cede_to_tick;
2032	# now do the right thing for maps	2296	# now do the right thing for maps
2033	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2034	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2038	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2039	$self->decay_objects;	2303	$self->decay_objects;
2040	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2041	$self->update_buttons;	2305	$self->update_buttons;
2042	cf::cede_to_tick;	2306	cf::cede_to_tick;
2043	$self->activate;	2307	#$self->activate; # no longer activate maps automatically
2044	}	2308	}
2045		2309
2046	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2047	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2048
2049	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2312	}
2051		2313
2052	$self->post_load;	2314	$self->post_load;
2053	}
2054		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2322	sub customise_for {
2056	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2057		2324
2058	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2326	if $self->per_player;
…		…
2062	# if $self->per_party;	2329	# if $self->per_party;
2063		2330
2064	$self	2331	$self
2065	}	2332	}
2066		2333
2067	# find and load all maps in the 3x3 area around a map
2068	sub load_neighbours {
2069	my ($map) = @_;
2070
2071	my @neigh; # diagonal neighbours
2072
2073	for (0 .. 3) {
2074	my $neigh = $map->tile_path ($_)
2075	or next;
2076	$neigh = find $neigh, $map
2077	or next;
2078	$neigh->load;
2079
2080	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}
2084
2085	for (grep defined $_->[0], @neigh) {
2086	my ($path, $origin) = @$_;
2087	my $neigh = find $path, $origin
2088	or next;
2089	$neigh->load;
2090	}
2091	}
2092
2093	sub find_sync {	2334	sub find_sync {
2094	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2095		2336
2096	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2097	}	2342	}
2098		2343
2099	sub do_load_sync {	2344	sub do_load_sync {
2100	my ($map) = @_;	2345	my ($map) = @_;
2101		2346
		2347	# it's a bug to call this from the main context
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2104		2350
2105	cf::sync_job { $map->load };	2351	$map->load;
2106	}	2352	}
2107		2353
2108	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2110		2356
2111	sub find_async {	2357	sub find_async {
2112	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2113		2359
2114	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2115		2361
2116	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2118	}	2364	}
2119		2365
2120	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2121		2367
2122	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2136	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2137		2383
2138	()	2384	()
2139	}	2385	}
2140		2386
		2387	# common code, used by both ->save and ->swapout
2141	sub save {	2388	sub _save {
2142	my ($self) = @_;	2389	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2390
2146	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2147		2392
2148	return unless $self->dirty;	2393	return unless $self->dirty;
2149		2394
…		…
2169	} else {	2414	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2416	}
2172	}	2417	}
2173		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2174	sub swap_out {	2427	sub swap_out {
2175	my ($self) = @_;	2428	my ($self) = @_;
2176		2429
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2182	return if $self->players;	2434	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2184	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2185		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2186	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2187		2486
2188	$self->deactivate;	2487	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2489	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($self) = @_;
2195
2196	# TODO: safety, remove and allow resettable per-player maps
2197	return 1e99 if $self->{deny_reset};
2198
2199	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2200	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2201
2202	$time + $to
2203	}
2204
2205	sub should_reset {
2206	my ($self) = @_;
2207
2208	$self->reset_at <= $cf::RUNTIME
2209	}
2210
2211	sub reset {
2212	my ($self) = @_;
2213
2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2215
2216	return if $self->players;
2217
2218	warn "resetting map ", $self->path;
2219
2220	$self->in_memory (cf::MAP_SWAPPED);
2221
2222	# need to save uniques path
2223	unless ($self->{deny_save}) {
2224	my $uniq = $self->uniq_path; utf8::encode $uniq;
2225
2226	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2227	if $uniq;
2228	}
2229
2230	delete $cf::MAP{$self->path};
2231
2232	$self->deactivate;
2233	$_->clear_links_to ($self) for values %cf::MAP;
2234	$self->clear;
2235		2490
2236	$self->unlink_save;	2491	$self->unlink_save;
2237	$self->destroy;	2492	$self->destroy;
2238	}	2493	}
2239		2494
…		…
2247		2502
2248	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2249		2504
2250	$self->unlink_save;	2505	$self->unlink_save;
2251		2506
2252	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2512
…		…
2314	: normalise $_	2569	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2571	]
2317	}	2572	}
2318		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2319	=back	2606	=back
2320		2607
2321	=head3 cf::object	2608	=head3 cf::object
2322		2609
2323	=cut	2610	=cut
…		…
2455		2742
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2744
2458	The player should be reasonably safe there for short amounts of time (e.g.	2745	The player should be reasonably safe there for short amounts of time (e.g.
2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460	though, as the palyer cannot control the character while it is on the link	2747	though, as the player cannot control the character while it is on the link
2461	map.	2748	map.
2462		2749
2463	Will never block.	2750	Will never block.
2464		2751
2465	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2774	my ($self) = @_;
2488		2775
2489	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2490		2777
		2778	++$self->{_link_recursion};
		2779
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2781
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2495		2784
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2786	}
2498		2787
2499	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2501		2790
…		…
2518	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2520		2809
2521	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2524		2813
2525	$map->load;	2814	$map->load;
2526	$map->load_neighbours;
2527		2815
2528	return unless $self->contr->active;	2816	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2817
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2534	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2535		2825
		2826	}
		2827
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2829
2538	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2539	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2540	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2541	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2840
2549	our $GOTOGEN;	2841	our $GOTOGEN;
2550		2842
2551	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2553		2851
2554	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2854
2557	$self->enter_link;	2855	$self->enter_link;
…		…
2577	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2578	}	2876	}
2579	}	2877	}
2580		2878
2581	my $map = eval {	2879	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583		2881
2584	if ($map) {	2882	if ($map) {
2585	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2885	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2887	}
2590		2888
2591	$map	2889	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2602	}	2900	}
2603		2901
2604	$done->() if $done;	2902	$done->($self) if $done;
2605	})->prio (1);	2903	})->prio (1);
2606	}	2904	}
2607		2905
2608	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2609		2907
…		…
2677	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2678		2976
2679	unless (eval {	2977	unless (eval {
2680	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2681		2979
2682	# random map handling
2683	{
2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686	prepare_random_map $exit
2687	if $exit->slaying eq "/!";
2688	}
2689
2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2691	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2692	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2693		3006
2694	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2695		3008
2696	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2697	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3019
2707	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3021	$self->leave_link;
2709	}	3022	}
2710	})->prio (1);	3023	})->prio (1);
2711	}	3024	}
2712		3025
…		…
2724	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2726		3039
2727	utf8::encode $text;	3040	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2729	}	3067	}
2730		3068
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3070
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3075
2738	=cut	3076	=cut
2739		3077
2740	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2742	"c/identify" => {	3086	"c/identify" => {
2743	id => "infobox",	3087	id => "infobox",
2744	title => "Identify",	3088	title => "Identify",
2745	reply => undef,	3089	reply => undef,
2746	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3092	"c/examine" => {
2749	id => "infobox",	3093	id => "infobox",
2750	title => "Examine",	3094	title => "Examine",
2751	reply => undef,	3095	reply => undef,
2752	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3103	},
2754	"c/book" => {	3104	"c/book" => {
2755	id => "infobox",	3105	id => "infobox",
2756	title => "Book",	3106	title => "Book",
2757	reply => undef,	3107	reply => undef,
…		…
2803	id => "infobox",	3153	id => "infobox",
2804	title => "Pets",	3154	title => "Pets",
2805	reply => undef,	3155	reply => undef,
2806	tooltip => "Shows information abotu your pets/a specific pet",	3156	tooltip => "Shows information abotu your pets/a specific pet",
2807	},	3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
2808	"c/uptime" => {	3164	"c/uptime" => {
2809	id => "infobox",	3165	id => "infobox",
2810	title => "Uptime",	3166	title => "Uptime",
2811	reply => undef,	3167	reply => undef,
2812	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2867	my $pkt = "msg "	3223	my $pkt = "msg "
2868	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2870	);	3226	);
2871		3227
2872	# try lzf for large packets
2873	$pkt = "lzf " . Compress::LZF::compress $pkt
2874	if 1024 <= length $pkt and $self->{can_lzf};
2875
2876	# split very large packets
2877	if (8192 < length $pkt and $self->{can_lzf}) {
2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2879	$pkt = "frag";
2880	}
2881
2882	$self->send_packet ($pkt);	3228	$self->send_big_packet ($pkt);
2883	}	3229	}
2884		3230
2885	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2886		3232
2887	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2890		3236
2891	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2892	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2893		3239
2894	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2895	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2896	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2897	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2899	}	3245	}
2900	}	3246	}
2901		3247
2902	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2903		3249
…		…
2906	=cut	3252	=cut
2907		3253
2908	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2909	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2910		3256
2911	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2912	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2913	} elsif ($self->extcmd == 1) {
2914	#TODO: version 1, remove
2915	unshift @msg, msgtype => "reply", msgid => $id;
2916	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2917	}
2918	}	3260	}
2919		3261
2920	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2921		3263
2922	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2977	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2978		3320
2979	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2980		3322
2981	if (ref $msg) {	3323	if (ref $msg) {
2982	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2983	"ARRAY" eq ref $msg
2984	? @$msg
2985	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2986		3325
2987	my @reply;	3326	my @reply;
2988		3327
2989	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2990	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2992		3331
2993	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2994	if $reply;	3333	if $reply;
2995		3334
2996	} else {	3335	} else {
2997	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2998	}	3337	}
2999		3338
3000	cf::override;	3339	cf::override;
3001	},	3340	},
3002	);	3341	);
…		…
3022		3361
3023	$coro	3362	$coro
3024	}	3363	}
3025		3364
3026	cf::client->attach (	3365	cf::client->attach (
3027	on_destroy => sub {	3366	on_client_destroy => sub {
3028	my ($ns) = @_;	3367	my ($ns) = @_;
3029		3368
3030	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3031	},	3370	},
3032	);	3371	);
…		…
3048	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3049		3388
3050	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3051		3390
3052	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3053	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3054	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3055	sort time	3394	sort time
3056	));	3395	));
3057		3396
3058	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3083	decrease split destroy change_exp value msg lore send_msg)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3084	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3085	["cf::player" => qw(peaceful send_msg)],	3424	["cf::player" => qw(peaceful send_msg)],
3086	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3087	) {	3426	) {
3088	no strict 'refs';
3089	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3091	for @funs;	3429	for @funs;
3092	}	3430	}
3093		3431
…		…
3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3111	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3112		3450
3113	%vars = (_dummy => 0) unless %vars;	3451	%vars = (_dummy => 0) unless %vars;
3114		3452
		3453	my @res;
3115	local $_;	3454	local $_;
3116	local @safe::cf::_safe_eval_args = values %vars;
3117		3455
3118	my $eval =	3456	my $eval =
3119	"do {\n"	3457	"do {\n"
3120	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3121	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3122	. $code	3460	. $code
3123	. "\n}"	3461	. "\n}"
3124	;	3462	;
3125		3463
		3464	if ($CFG{safe_eval}) {
3126	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3127	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3128	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3129		3473
3130	if ($@) {	3474	if ($@) {
3131	warn "$@";	3475	warn "$@",
3132	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3133	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3134	}	3478	}
3135		3479
3136	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3137	}	3481	}
3138		3482
…		…
3152	=cut	3496	=cut
3153		3497
3154	sub register_script_function {	3498	sub register_script_function {
3155	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3156		3500
3157	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3158	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3159	}	3503	}
3160		3504
3161	=back	3505	=back
3162		3506
3163	=cut	3507	=cut
3164		3508
3165	#############################################################################	3509	#############################################################################
3166	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
3167		3513
3168	sub load_facedata($) {	3514	sub load_facedata($) {
3169	my ($path) = @_;	3515	my ($path) = @_;
3170		3516
3171	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3172	# for this (global event?)	3518	# for this (global event?)
3173	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
3174		3520
3175	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3176		3522
3177	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
3178		3524
3179	my $facedata;	3525	my $facedata = decode_storable load_file $path;
3180	0 < aio_load $path, $facedata
3181	or die "$path: $!";
3182
3183	$facedata = Coro::Storable::thaw $facedata;
3184		3526
3185	$facedata->{version} == 2	3527	$facedata->{version} == 2
3186	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
3187		3529
3188	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3189	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
3190	type => FT_RSRC,	3533	type => FT_RSRC,
3191	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (cf::face::mangle_chksum Digest::MD5::md5 $exp_table),
3192	};	3536	};
3193	cf::cede_to_tick;	3537	cf::cede_to_tick;
3194		3538
3195	{	3539	{
3196	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
3197		3541
3198	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3200		3545
3201	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
3202	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
3203	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
3205		3552
3206	cf::cede_to_tick;	3553	cf::cede_to_tick;
3207	}	3554	}
3208		3555
3209	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
…		…
3214		3561
3215	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
3216	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3218	} else {	3565	} else {
3219	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3220	}	3567	}
3221		3568
3222	cf::cede_to_tick;	3569	cf::cede_to_tick;
3223	}	3570	}
3224	}	3571	}
…		…
3233		3580
3234	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
3235	}	3582	}
3236		3583
3237	{	3584	{
3238	# TODO: for gcfclient pleasure, we should give resources
3239	# that gcfclient doesn't grok a >10000 face index.
3240	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3241		3586
3242	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
3243	if (defined $info->{type}) {	3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3245	my $data;
3246		3591
3247	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3248	# prepend meta info
3249
3250	my $meta = $enc->encode ({
3251	name => $name,
3252	%{ $info->{meta} || {} },
3253	});
3254
3255	$data = pack "(w/a*)*", $meta, $info->{data};
3256	} else {
3257	$data = $info->{data};
3258	}
3259
3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3261	cf::face::set_type $idx, $info->{type};	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
3262	} else {	3596	} else {
3263	$RESOURCE{$name} = $info;	3597	# $RESOURCE{$name} = $info; # unused
3264	}	3598	}
3265		3599
3266	cf::cede_to_tick;	3600	cf::cede_to_tick;
3267	}	3601	}
3268	}	3602	}
3269		3603
3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3271		3605
3272	1	3606	1
3273	}	3607	}
3274
3275	cf::global->attach (on_resource_update => sub {
3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3278
3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3280	my $sound = $soundconf->{compat}[$_]
3281	or next;
3282
3283	my $face = cf::face::find "sound/$sound->[1]";
3284	cf::sound::set $sound->[0] => $face;
3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3286	}
3287
3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
3289	my $face = cf::face::find "sound/$v";
3290	cf::sound::set $k => $face;
3291	}
3292	}
3293	});
3294		3608
3295	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
3296	my ($ns, $want) = @_;	3610	my ($ns, $want) = @_;
3297		3611
3298	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
…		…
3337	sub reload_treasures {	3651	sub reload_treasures {
3338	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3339	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3340	}	3654	}
3341		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3342	sub reload_resources {	3676	sub reload_resources {
3343	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3344		3678
		3679	reload_exp_table;
		3680	reload_materials;
3345	reload_facedata;	3681	reload_facedata;
		3682	reload_sound;
3346	reload_archetypes;	3683	reload_archetypes;
3347	reload_regions;	3684	reload_regions;
3348	reload_treasures;	3685	reload_treasures;
3349		3686
3350	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3351	}	3688	}
3352		3689
3353	sub reload_config {	3690	sub reload_config {
3354	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3355	or return;
3356		3692
3357	local $/;	3693	my $config = load_file "$CONFDIR/config";
3358	*CFG = YAML::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3359		3696
3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3361		3698
3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3364		3701
3365	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3388		3725
3389	seek $fh, 0, 0;	3726	seek $fh, 0, 0;
3390	print $fh $$;	3727	print $fh $$;
3391	}	3728	}
3392		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3393	sub main {	3739	sub main {
3394	cf::init_globals; # initialise logging	3740	cf::init_globals; # initialise logging
3395		3741
3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3400		3746
3401	cf::init_experience;
3402	cf::init_anim;
3403	cf::init_attackmess;
3404	cf::init_dynamic;
3405
3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3407		3748
3408	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3409	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3410	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3411	(async {	3752	(async {
3412	$Coro::current->{desc} = "IDLE BUG HANDLER";	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
3413	EV::loop EV::LOOP_ONESHOT;	3754	EV::loop EV::LOOP_ONESHOT;
3414	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3415	};	3756	};
3416		3757
3417	evthread_start IO::AIO::poll_fileno;	3758	evthread_start IO::AIO::poll_fileno;
3418		3759
3419	cf::sync_job {	3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
3420	reload_resources;	3769	reload_resources;
3421	reload_config;	3770	reload_config;
3422	db_init;	3771	db_init;
3423		3772
3424	cf::load_settings;
3425	cf::load_materials;
3426	cf::init_uuid;	3773	cf::init_uuid;
3427	cf::init_signals;	3774	cf::init_signals;
3428	cf::init_commands;
3429	cf::init_skills;	3775	cf::init_skills;
3430		3776
3431	cf::init_beforeplay;	3777	cf::init_beforeplay;
3432		3778
3433	atomic;	3779	atomic;
…		…
3435	load_extensions;	3781	load_extensions;
3436		3782
3437	utime time, time, $RUNTIMEFILE;	3783	utime time, time, $RUNTIMEFILE;
3438		3784
3439	# no (long-running) fork's whatsoever before this point(!)	3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3441		3788
3442	(pop @POST_INIT)->(0) while @POST_INIT;	3789	cf::_post_init 0;
3443	};	3790	};
3444		3791
3445	EV::loop;	3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3446	}	3800	}
3447		3801
3448	#############################################################################	3802	#############################################################################
3449	# initialisation and cleanup	3803	# initialisation and cleanup
3450		3804
3451	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3452	BEGIN {	3806	BEGIN {
3453	our %SIGWATCHER = ();	3807	our %SIGWATCHER = ();
3454	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3456	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3457	};	3811	};
3458	}	3812	}
3459	}	3813	}
3460		3814
3461	sub write_runtime_sync {	3815	sub write_runtime_sync {
		3816	my $t0 = AE::time;
		3817
3462	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3463	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3464		3820
3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3466		3822
3467	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3468		3824
3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3470	or return;	3826	or return;
3471		3827
3472	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3473	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3474	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3487	or return;	3843	or return;
3488		3844
3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3490	and return;	3846	and return;
3491		3847
3492	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3493		3849
3494	1	3850	1
3495	}	3851	}
3496		3852
3497	our $uuid_lock;	3853	our $uuid_lock;
…		…
3509	or return;	3865	or return;
3510		3866
3511	my $value = uuid_seq uuid_cur;	3867	my $value = uuid_seq uuid_cur;
3512		3868
3513	unless ($value) {	3869	unless ($value) {
3514	warn "cowardly refusing to write zero uuid value!\n";	3870	info "cowardly refusing to write zero uuid value!\n";
3515	return;	3871	return;
3516	}	3872	}
3517		3873
3518	my $value = uuid_str $value + $uuid_skip;	3874	my $value = uuid_str $value + $uuid_skip;
3519	$uuid_skip = 0;	3875	$uuid_skip = 0;
…		…
3529	or return;	3885	or return;
3530		3886
3531	aio_rename "$uuid~", $uuid	3887	aio_rename "$uuid~", $uuid
3532	and return;	3888	and return;
3533		3889
3534	warn "uuid file written ($value).\n";	3890	trace "uuid file written ($value).\n";
3535		3891
3536	1	3892	1
3537		3893
3538	}	3894	}
3539		3895
…		…
3545	}	3901	}
3546		3902
3547	sub emergency_save() {	3903	sub emergency_save() {
3548	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3549		3905
3550	warn "emergency_perl_save: enter\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3551		3912
3552	cf::sync_job {	3913	cf::sync_job {
3553	# this is a trade-off: we want to be very quick here, so	3914	cf::write_runtime_sync; # external watchdog should not bark
3554	# save all maps without fsync, and later call a global sync
3555	# (which in turn might be very very slow)
3556	local $USE_FSYNC = 0;
3557		3915
3558	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3559	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3560	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3561	warn "emergency_perl_save: begin player save\n";	3919	info "emergency_perl_save: begin player save\n";
3562	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3563	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3564	$pl->valid or next;	3922	$pl->valid or next;
3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3566	$pl->save;	3924	$pl->save;
3567	}	3925	}
3568	warn "emergency_perl_save: end player save\n";	3926	info "emergency_perl_save: end player save\n";
3569		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
3570	warn "emergency_perl_save: begin map save\n";	3930	info "emergency_perl_save: begin map save\n";
3571	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3572	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3573	$map->valid or next;	3933	$map->valid or next;
3574	$map->save;	3934	$map->save;
3575	}	3935	}
3576	warn "emergency_perl_save: end map save\n";	3936	info "emergency_perl_save: end map save\n";
3577		3937
		3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
3578	warn "emergency_perl_save: begin database checkpoint\n";	3940	info "emergency_perl_save: begin database checkpoint\n";
3579	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3580	warn "emergency_perl_save: end database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
3581		3943
3582	warn "emergency_perl_save: begin write uuid\n";	3944	info "emergency_perl_save: begin write uuid\n";
3583	write_uuid_sync 1;	3945	write_uuid_sync 1;
3584	warn "emergency_perl_save: end write uuid\n";	3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3585	};	3966	};
3586		3967
3587	warn "emergency_perl_save: starting sync()\n";
3588	IO::AIO::aio_sync sub {
3589	warn "emergency_perl_save: finished sync()\n";
3590	};
3591
3592	warn "emergency_perl_save: leave\n";	3968	info "emergency_perl_save: leave\n";
3593	}	3969	}
3594		3970
3595	sub post_cleanup {	3971	sub post_cleanup {
3596	my ($make_core) = @_;	3972	my ($make_core) = @_;
3597		3973
		3974	IO::AIO::flush;
		3975
3598	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	3977	if $make_core;
3600		3978
3601	my $fh = pidfile;	3979	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	3980	unlink $PIDFILE if <$fh> == $$;
3603	}	3981	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	4002	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	4003	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4005	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4006	}
3630		4007
3631	sub do_reload_perl() {	4008	sub do_reload_perl() {
3632	# can/must only be called in main	4009	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3634	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3635	return;	4012	return;
3636	}	4013	}
3637		4014
3638	return if $RELOAD++;	4015	return if $RELOAD++;
3639		4016
3640	my $t1 = EV::time;	4017	my $t1 = AE::time;
3641		4018
3642	while ($RELOAD) {	4019	while ($RELOAD) {
3643	warn "reloading...";	4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
3644		4022
3645	warn "entering sync_job";	4023	trace "perl_reload: entering sync_job";
3646		4024
3647	cf::sync_job {	4025	cf::sync_job {
3648	cf::write_runtime_sync; # external watchdog should not bark
3649	cf::emergency_save;	4026	#cf::emergency_save;
3650	cf::write_runtime_sync; # external watchdog should not bark
3651		4027
3652	warn "syncing database to disk";
3653	BDB::db_env_txn_checkpoint $DB_ENV;
3654
3655	# if anything goes wrong in here, we should simply crash as we already saved
3656
3657	warn "flushing outstanding aio requests";
3658	while (IO::AIO::nreqs || BDB::nreqs) {
3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3660	}
3661
3662	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3663	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3664	%EXT_CORO = ();	4030	%EXT_CORO = ();
3665		4031
3666	warn "removing commands";	4032	trace "perl_reload: removing commands";
3667	%COMMAND = ();	4033	%COMMAND = ();
3668		4034
3669	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3670	%EXTCMD = ();	4036	%EXTCMD = ();
3671	%EXTICMD = ();	4037	%EXTICMD = ();
3672		4038
3673	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3674	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3675	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3676		4042
3677	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3678	eval {	4044	eval {
3679	$cb->($pkg);	4045	$cb->($pkg);
3680	1	4046	1
3681	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
3682	}	4048	}
3683		4049
3684	warn "... clearing $pkg";	4050	trace "... clearing $pkg";
3685	clear_package $pkg;	4051	clear_package $pkg;
3686	}	4052	}
3687		4053
3688	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3689	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3691		4057
3692	warn "... unloading $k";	4058	trace "... unloading $k";
3693	delete $INC{$k};	4059	delete $INC{$k};
3694		4060
3695	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3696	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3697		4063
…		…
3700	}	4066	}
3701		4067
3702	clear_package $k;	4068	clear_package $k;
3703	}	4069	}
3704		4070
3705	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3706	clear_package "safe::$_"	4072	clear_package "safe::$_"
3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3708		4074
3709	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3710	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3712		4078
3713	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3714	# and global variables created in xs	4080	# and global variables created in xs
3715	#clear_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3716		4082
3717	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3718		4084
3719	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3720	require cf;	4086	require cf;
3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3722		4088
3723	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3724	cf::reload_config;	4090	cf::reload_config;
3725		4091
3726	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3727	cf::load_extensions;	4093	cf::load_extensions;
3728		4094
3729	if ($REATTACH_ON_RELOAD) {	4095	if ($REATTACH_ON_RELOAD) {
3730	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3731	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3732	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3733	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3734	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3735	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
3736	}	4102	}
3737		4103
3738	warn "running post_init jobs";	4104	cf::_post_init 1;
3739	(pop @POST_INIT)->(1) while @POST_INIT;
3740		4105
3741	warn "leaving sync_job";	4106	trace "perl_reload: leaving sync_job";
3742		4107
3743	1	4108	1
3744	} or do {	4109	} or do {
3745	warn $@;	4110	error $@;
3746	cf::cleanup "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3747	};	4112	};
3748		4113
3749	warn "reloaded";
3750	--$RELOAD;	4114	--$RELOAD;
3751	}	4115	}
3752		4116
3753	$t1 = EV::time - $t1;	4117	$t1 = AE::time - $t1;
3754	warn "reload completed in ${t1}s\n";	4118	info "perl_reload: completed in ${t1}s\n";
3755	};	4119	};
3756		4120
3757	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3758		4122
3759	sub reload_perl() {	4123	sub reload_perl() {
…		…
3761	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3762		4126
3763	$RELOAD_WATCHER ||= cf::async {	4127	$RELOAD_WATCHER ||= cf::async {
3764	Coro::AIO::aio_wait cache_extensions;	4128	Coro::AIO::aio_wait cache_extensions;
3765		4129
3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3767	do_reload_perl;	4131	do_reload_perl;
3768	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3769	};	4133	};
3770	};	4134	};
3771	}	4135	}
…		…
3780	reload_perl;	4144	reload_perl;
3781	};	4145	};
3782	}	4146	}
3783	};	4147	};
3784		4148
3785	unshift @INC, $LIBDIR;	4149	#############################################################################
3786		4150
3787	my $bug_warning = 0;	4151	my $bug_warning = 0;
3788		4152
3789	our @WAIT_FOR_TICK;
3790	our @WAIT_FOR_TICK_BEGIN;
3791
3792	sub wait_for_tick {	4153	sub wait_for_tick() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4155
3795	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3796	push @WAIT_FOR_TICK, $signal;
3797	$signal->wait;
3798	}	4157	}
3799		4158
3800	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3801	return if tick_inhibit || $Coro::current == $Coro::main;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3802		4161
3803	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3804	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3805	$signal->wait;	4164	$signal->wait;
3806	}	4165	}
…		…
3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3811	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3812	return;	4171	return;
3813	}	4172	}
3814		4173
3815	cf::server_tick; # one server iteration	4174	cf::one_tick; # one server iteration
		4175
		4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3816		4177
3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3819	Coro::async_pool {	4180	Coro::async_pool {
3820	$Coro::current->{desc} = "runtime saver";	4181	$Coro::current->{desc} = "runtime saver";
3821	write_runtime_sync	4182	write_runtime_sync
3822	or warn "ERROR: unable to write runtime file: $!";	4183	or error "ERROR: unable to write runtime file: $!";
3823	};	4184	};
3824	}	4185	}
3825		4186
3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3827	$sig->send;	4188	$sig->send;
3828	}	4189	}
3829	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3830	$sig->send;
3831	}
3832		4191
3833	$LOAD = ($NOW - $TICK_START) / $TICK;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3835		4194
3836	if (0) {	4195	if (0) {
3837	if ($NEXT_TICK) {	4196	if ($NEXT_TICK) {
3838	my $jitter = $TICK_START - $NEXT_TICK;	4197	my $jitter = $TICK_START - $NEXT_TICK;
3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3840	warn "jitter $JITTER\n";#d#	4199	debug "jitter $JITTER\n";#d#
3841	}	4200	}
3842	}	4201	}
3843	}	4202	}
3844		4203
3845	{	4204	{
3846	# configure BDB	4205	# configure BDB
3847		4206
3848	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3849	BDB::max_poll_reqs $TICK * 0.1;	4208	BDB::max_poll_reqs $TICK * 0.1;
3850	$AnyEvent::BDB::WATCHER->priority (1);	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3851		4210
3852	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3853	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3890	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3891	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3892	undef $AnyEvent::AIO::WATCHER;	4251	undef $AnyEvent::AIO::WATCHER;
3893	}	4252	}
3894		4253
3895	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3896		4256
3897	sub _log_backtrace {	4257	sub _log_backtrace {
3898	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3899		4259
3900	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3901		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3902	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3903	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3904	++$_log_backtrace;	4268	++$_log_backtrace;
3905	my $perl_bt = Carp::longmess $msg;	4269	my $perl_bt = Carp::longmess $msg;
3906	async {	4270	async {
3907	$Coro::current->{desc} = "abt $msg";	4271	$Coro::current->{desc} = "abt $msg";
3908		4272
…		…
3928	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3929	--$_log_backtrace;	4293	--$_log_backtrace;
3930	};	4294	};
3931	} else {	4295	} else {
3932	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3933	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3934	}	4298	}
3935	}	4299	}
3936		4300
3937	# load additional modules	4301	# load additional modules
3938	require "cf/$_.pm" for @EXTRA_MODULES;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3939		4304
3940	END { cf::emergency_save }	4305	END { cf::emergency_save }
3941		4306
3942	1	4307	1
3943		4308

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