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Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 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
…		…
76		79
77	# strictly for debugging	80	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		82
80	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;
81		86
82	our %COMMAND = ();	87	our %COMMAND = ();
83	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
84		89
85	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
…		…
88	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
90		95
91	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
92	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
93		100
94	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
95	our $DATADIR = datadir;	103	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
99	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		116
108	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;
109		124
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	127	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	133	our $DB_ENV;
119		134
120	our @EXTRA_MODULES = qw(pod mapscript);	135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		136
122	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
123		139
124	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
126	our $NOW;	143	our $NOW;
127		144
128	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
129	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
130	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
139		156
140	our @POST_INIT;	157	our @POST_INIT;
141		158
142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
143	our $REALLY_UNLOOP; # never set to true, please :)	160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
144		164
145	binmode STDOUT;	165	binmode STDOUT;
146	binmode STDERR;	166	binmode STDERR;
147		167
148	# read virtual server time, if available	168	# read virtual server time, if available
…		…
159		179
160	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
161		181
162	sub cf::map::normalise;	182	sub cf::map::normalise;
163		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
164	#############################################################################	188	#############################################################################
165		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
166	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
167		202
168	=over 4	203	=over 4
169		204
170	=item $cf::UPTIME	205	=item $cf::UPTIME
171		206
172	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.
173		223
174	=item $cf::RUNTIME	224	=item $cf::RUNTIME
175		225
176	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
177	every server tick.	227	every server tick.
178		228
179	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
180	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
181	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
182		232
183	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
184	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
185	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
186	database environment.	236	database environment.
187		237
188	=item $cf::NOW
189
190	The time of the last (current) server tick.
191
192	=item $cf::TICK
193
194	The interval between server ticks, in seconds.
195
196	=item $cf::LOADAVG	238	=item $cf::LOADAVG
197		239
198	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
199	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
200	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
209	from wherever your confdir points to.	251	from wherever your confdir points to.
210		252
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		254
213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
214	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
216		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
217	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
218		277
219	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
220	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
221	that call.	280	that call.
222		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
223	=back	288	=back
224		289
225	=cut	290	=cut
226		291
227	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
228	*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 {
229	my $msg = join "", @_;	299	my $msg = join "", @_;
230		300
231	$msg .= "\n"	301	$msg .= "\n"
232	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
233		303
234	$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;
235		305
236	LOG llevError, $msg;	306	LOG llevWarn, $msg;
237	};	307	};
238	}
239		308
240	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
241	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
242		311
243	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	316	return;#d#
246	}#d#	317	}#d#
247		318
248	# kill coroutine otherwise	319	# kill coroutine otherwise
249	warn Carp::longmess $_[0];
250	Coro::terminate	320	Coro::terminate
251	};	321	};
252
253	$SIG{__DIE__} = sub { }; #d#?
254		322
255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
272	)) {	340	)) {
273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
274	}	342	}
275		343
276	$EV::DIED = sub {	344	$EV::DIED = sub {
277	warn "error in event callback: @_";	345	warn "error in event callback: $@";
278	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
279		352
280	#############################################################################	353	#############################################################################
281		354
282	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
283		356
…		…
304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
305	$d	378	$d
306	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
307	}	380	}
308		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
309	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
310		435
311	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
312		437
313	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
320		445
321	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
322	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
323		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 $_[0]
		478	}
		479
324	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
325		481
326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
328		484
329	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
330	is a reload or not.	486	is a reload or not.
331		487
332	=cut	488	=cut
333		489
334	sub post_init(&) {	490	sub post_init(&) {
335	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
336	}	509	}
337		510
338	=item cf::lock_wait $string	511	=item cf::lock_wait $string
339		512
340	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
379	}	552	}
380		553
381	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
382		555
383	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
384	get spread over timer.	557	get spread over time.
385		558
386	=cut	559	=cut
387		560
388	sub periodic($$) {	561	sub periodic($$) {
389	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
393	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
394	}	567	}
395		568
396	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
397		570
398	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
399	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
400	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
401		578
402	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
403	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
404		581
405	Useful for short background jobs.	582	Useful for short background jobs.
406		583
407	=cut	584	=cut
408		585
409	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
410	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
411		589
412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
413	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
414	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
415		593
416	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
417		596
418	while () {	597	while () {
419	next_job:	598	next_job:
		599
420	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
421	if ($avail > 0.01) {	601
422	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
423	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
424	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
425	$job->[2]->send;	606	$job->[2]->send;
426	Coro::cede;	607	Coro::cede;
427	goto next_job;	608	goto next_job;
428	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
429	}	611	}
430	}	612	}
431		613
432	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
433	# 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
434	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
435	$signal->wait;
436	} else {	617	} else {
		618	$busy = 0;
437	Coro::schedule;	619	Coro::schedule;
438	}	620	}
439	}	621	}
440	};	622	};
441		623
442	sub get_slot($;$$) {	624	sub get_slot($;$$) {
443	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
444		626
445	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
446		628
447	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
448	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
449		632
450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
452	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
478	=cut	661	=cut
479		662
480	sub sync_job(&) {	663	sub sync_job(&) {
481	my ($job) = @_;	664	my ($job) = @_;
482		665
483	if ($Coro::current == $Coro::main) {	666	if (in_main) {
484	my $time = EV::time;	667	my $time = AE::time;
485		668
486	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
487	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
488		671
489	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
490		673
491	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
492		675
493	my $busy = 1;	676	my $busy = 1;
494	my @res;	677	my @res;
495		678
496	(async {	679	(async {
497	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
498	@res = eval { $job->() };	681	@res = eval { $job->() };
499	warn $@ if $@;	682	error $@ if $@;
500	undef $busy;	683	undef $busy;
501	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
502		685
503	while ($busy) {	686	while ($busy) {
504	if (Coro::nready) {	687	if (Coro::nready) {
…		…
506	} else {	689	} else {
507	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
508	}	691	}
509	}	692	}
510		693
511	my $time = EV::time - $time;	694	my $time = AE::time - $time;
512		695
513	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
514		697
515	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
516	} else {	699	} else {
…		…
538	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
539		722
540	$coro	723	$coro
541	}	724	}
542		725
543	=item fork_call { }, $args	726	=item fork_call { }, @args
544		727
545	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
546	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
547	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
548	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
549		732
550	=cut	733	=cut
551		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
552	sub fork_call(&@) {	739	sub fork_call(&@) {
553	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
554		741
555	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
556	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
557	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
558		745
559	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
560	reset_signals;	747	cf::post_fork;
561	&$cb	748	&$cb
562	}, @args;	749	} @args;
563		750
564	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	)
565	}	763	}
566		764
567	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
568		766
569	=cut	767	=cut
…		…
606	within each server.	804	within each server.
607		805
608	=cut	806	=cut
609		807
610	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
611	my ($name) = @_;	812	my ($name) = @_;
612	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
613		814
614	eval {	815	eval {
615	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
625	}	826	}
626		827
627	our $DB;	828	our $DB;
628		829
629	sub db_init {	830	sub db_init {
630	cf::sync_job {
631	$DB ||= db_table "db";	831	$DB ||= db_table "db";
632	};
633	}	832	}
634		833
635	sub db_get($$) {	834	sub db_get($$) {
636	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
637		836
638	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
639	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
640		841
641	$! ? ()	842	$! ? ()
642	: $data	843	: $data
643	}
644	}	844	}
645		845
646	sub db_put($$$) {	846	sub db_put($$$) {
647	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
648	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
676		876
677	my @data;	877	my @data;
678	my $md5;	878	my $md5;
679		879
680	for (0 .. $#$src) {	880	for (0 .. $#$src) {
681	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
682	or Carp::croak "$src->[$_]: $!";
683	}	882	}
684		883
685	# if processing is expensive, check	884	# if processing is expensive, check
686	# checksum first	885	# checksum first
687	if (1) {	886	if (1) {
…		…
704		903
705	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
706	my $data = $process->(\@data);	905	my $data = $process->(\@data);
707	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
708		907
709	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
710		909
711	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
712	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
713	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
714		913
…		…
724		923
725	=cut	924	=cut
726		925
727	sub datalog($@) {	926	sub datalog($@) {
728	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
729	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
730	}	929	}
731		930
732	=back	931	=back
733		932
734	=cut	933	=cut
…		…
929		1128
930	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
931	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
932		1131
933	} elsif (ref $type) {	1132	} elsif (ref $type) {
934	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
935		1134
936	} else {	1135	} else {
937	shift @arg;	1136	shift @arg;
938	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
939	}	1138	}
940	}	1139	}
941	}	1140	}
942		1141
943	sub _object_attach {	1142	sub _object_attach {
…		…
953	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
954	}	1153	}
955		1154
956	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
957	} else {	1156	} else {
958	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
959	}	1158	}
960		1159
961	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
962	}	1161	}
963		1162
…		…
1022		1221
1023	for (@$callbacks) {	1222	for (@$callbacks) {
1024	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1025		1224
1026	if ($@) {	1225	if ($@) {
1027	warn "$@";
1028	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1029	override;	1227	override;
1030	}	1228	}
1031		1229
1032	return 1 if $override;	1230	return 1 if $override;
1033	}	1231	}
…		…
1112	for (@$attach) {	1310	for (@$attach) {
1113	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1114	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1115	}	1313	}
1116	} else {	1314	} else {
1117	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1118	}	1316	}
1119	}	1317	}
1120	}	1318	}
1121		1319
1122	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1149	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1150		1348
1151	sync_job {	1349	sync_job {
1152	if (length $$rdata) {	1350	if (length $$rdata) {
1153	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1154	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1155	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1156		1355
1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1158	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1160	if ($cf::USE_FSYNC) {	1359	if ($cf::USE_FSYNC) {
…		…
1182	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1183		1382
1184	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1185	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1186	} else {	1385	} else {
1187	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1188	}	1387	}
1189	} else {	1388	} else {
1190	aio_unlink $filename;	1389	aio_unlink $filename;
1191	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1192	}	1391	}
…		…
1216	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1217	$av = $st->{objs};	1416	$av = $st->{objs};
1218	}	1417	}
1219		1418
1220	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1221	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1222	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1223		1423
1224	($data, $av)	1424	($data, $av)
1225	}	1425	}
1226		1426
1227	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1231	=cut	1431	=cut
1232		1432
1233	#############################################################################	1433	#############################################################################
1234	# command handling &c	1434	# command handling &c
1235		1435
1236	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1237		1437
1238	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1239	$name.	1439	$name.
1240		1440
1241	=cut	1441	=cut
…		…
1247	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1248		1448
1249	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1250	}	1450	}
1251		1451
1252	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1253		1453
1254	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1255	extcmd packet. Ext commands will be processed in the order they are	1455	extcmd packet. Ext commands will be processed in the order they are
1256	received by the server, like other user commands. The first argument is	1456	received by the server, like other user commands. The first argument is
1257	the logged-in player. Ext commands can only be processed after a player	1457	the logged-in player. Ext commands can only be processed after a player
1258	has logged in successfully.	1458	has logged in successfully.
1259		1459
1260	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1261	called.	1461	called.
1262		1462
1263	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1264		1464
1265	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1266	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1267	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1268	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
1286	}	1486	}
1287		1487
1288	use File::Glob ();	1488	use File::Glob ();
1289		1489
1290	cf::player->attach (	1490	cf::player->attach (
1291	on_command => sub {	1491	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1293		1493
1294	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1295	or return;	1495	or return;
1296		1496
…		…
1304	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1305		1505
1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1307		1507
1308	if (ref $msg) {	1508	if (ref $msg) {
1309	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1310	"ARRAY" eq ref $msg
1311	? @$msg
1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1313		1510
1314	my @reply;	1511	my @reply;
1315		1512
1316	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1317	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1318	}	1515	}
1319		1516
1320	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_msg ("reply-$reply", @reply)
1321	if $reply;	1518	if $reply;
1322		1519
1323	} else {	1520	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1522	}
1326		1523
1327	cf::override;	1524	cf::override;
1328	},	1525	},
1329	);	1526	);
…		…
1339	};	1536	};
1340		1537
1341	$grp	1538	$grp
1342	}	1539	}
1343		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
1344	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1345	cf::sync_job {	1557	cf::sync_job {
1346	my %todo;	1558	my %todo;
1347		1559
1348	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1349	next unless -r $path;	1561	next unless -r $path;
…		…
1367		1579
1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1370		1582
1371	$ext{source} =	1583	$ext{source} =
1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1373	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1374	. $source	1586	. $source
1375	. "\n};\n1";	1587	. "\n};\n1";
1376		1588
1377	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1378	}	1590	}
1379		1591
		1592	my $pass = 0;
1380	my %done;	1593	my %done;
1381	while (%todo) {	1594	while (%todo) {
1382	my $progress;	1595	my $progress;
1383		1596
		1597	++$pass;
		1598
		1599	ext:
1384	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1385	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1386	goto skip	1602	next ext
1387	unless exists $done{$_};	1603	unless exists $done{$_};
1388	}	1604	}
1389		1605
1390	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1391		1607
1392	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 $@) {
1393	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1394	: "$v->{base}: extension inactive.\n";
1395		1621
1396	if (exists $v->{meta}{mandatory}) {
1397	warn $msg;
1398	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1399	}	1623	if exists $v->{meta}{mandatory};
1400		1624
1401	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;
1402	}	1634	}
1403
1404	$done{$k} = delete $todo{$k};
1405	push @EXTS, $v->{pkg};
1406	$progress = 1;
1407	}	1635	}
1408		1636
1409	skip:	1637	unless ($progress) {
1410	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1411	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	}
1412	}	1647	}
1413	};	1648	};
1414	}	1649	}
1415		1650
1416	#############################################################################	1651	#############################################################################
…		…
1500	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1501	}	1736	}
1502	}	1737	}
1503	}	1738	}
1504		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1505	sub save($) {	1753	sub save($) {
1506	my ($pl) = @_;	1754	my ($pl) = @_;
1507		1755
1508	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1509		1757
…		…
1514		1762
1515	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1516	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1517		1765
1518	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];
1519		1770
1520	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1521	cf::cede_to_tick;	1772	cf::cede_to_tick;
1522	}	1773	}
1523		1774
…		…
1557	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1558		1809
1559	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1560	$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
1561		1812
1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1563	$pl->deactivate;	1814	$pl->deactivate;
		1815
1564	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;
1565	$pl->ob->check_score;
1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1567	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1568		1821
1569	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1570	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1571	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1625	\@logins	1878	\@logins
1626	}	1879	}
1627		1880
1628	=item $player->maps	1881	=item $player->maps
1629		1882
		1883	=item cf::player::maps $login
		1884
1630	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1631	player. May block.	1886	player. May block.
1632		1887
1633	=cut	1888	=cut
1634		1889
…		…
1655		1910
1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1657		1912
1658	Expand deliantra pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1659		1914
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671
1672	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1673		1916
1674	Sends an ext event to the client.	1917	Sends an ext event to the client.
1675		1918
1676	=cut	1919	=cut
…		…
1695		1938
1696	=cut	1939	=cut
1697		1940
1698	sub find_by_path($) {	1941	sub find_by_path($) {
1699	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1700		1945
1701	my ($match, $specificity);	1946	my ($match, $specificity);
1702		1947
1703	for my $region (list) {	1948	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1733	sub generate_random_map {	1978	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1735		1980
1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1737		1982
1738	# mit "rum" bekleckern, nicht
1739	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1743	$rmp->{exit_on_final_map},
1744	$rmp->{xsize}, $rmp->{ysize},
1745	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1746	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1747	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1748	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1749	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1750	(cf::region::find $rmp->{region}), $rmp->{custom}
1751	)
1752	}	1984	}
1753		1985
1754	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1755		1987
1756	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1761		1993
1762	sub register {	1994	sub register {
1763	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1764	my $pkg = caller;	1996	my $pkg = caller;
1765		1997
1766	no strict;
1767	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1768		1999
1769	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1770	}	2001	}
1771		2002
1772	# also paths starting with '/'	2003	# also paths starting with '/'
1773	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1774		2005
1775	sub thawer_merge {	2006	sub thawer_merge {
1776	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1777		2008
1778	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1783	}	2014	}
1784		2015
1785	sub normalise {	2016	sub normalise {
1786	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1787		2018
1788	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1789		2020
1790	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1791		2022
1792	# map plan:	2023	# map plan:
1793	#	2024	#
…		…
1808	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1809	$path = "$base/$path";	2040	$path = "$base/$path";
1810	}	2041	}
1811		2042
1812	for ($path) {	2043	for ($path) {
1813	redo if s{//}{/};
1814	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1815	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1816	}	2046	}
1817		2047
1818	$path	2048	$path
…		…
1832	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1833	return $self;	2063	return $self;
1834	}	2064	}
1835	}	2065	}
1836		2066
1837	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1838	()	2068	()
1839	}	2069	}
1840		2070
		2071	# may re-bless or do other evil things
1841	sub init {	2072	sub init {
1842	my ($self) = @_;	2073	my ($self) = @_;
1843		2074
1844	$self	2075	$self
1845	}	2076	}
…		…
1910	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1911		2142
1912	1	2143	1
1913	}	2144	}
1914		2145
		2146	# used to laod the header of an original map
1915	sub load_header_orig {	2147	sub load_header_orig {
1916	my ($self) = @_;	2148	my ($self) = @_;
1917		2149
1918	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1919	}	2151	}
1920		2152
		2153	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2154	sub load_header_temp {
1922	my ($self) = @_;	2155	my ($self) = @_;
1923		2156
1924	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1925	}	2158	}
1926		2159
		2160	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2161	sub prepare_temp {
1928	my ($self) = @_;	2162	my ($self) = @_;
1929		2163
1930	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1932	# safety	2166	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2169	}
1936		2170
		2171	# called after loading the header from an original map
1937	sub prepare_orig {	2172	sub prepare_orig {
1938	my ($self) = @_;	2173	my ($self) = @_;
1939		2174
1940	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2200
1966	sub find;	2201	sub find;
1967	sub find {	2202	sub find {
1968	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1969		2204
		2205	cf::cede_to_tick;
		2206
1970	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1971		2208
1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	my $guard2 = cf::lock_acquire "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2211
1975	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
…		…
1992		2229
1993	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
1994	}	2231	}
1995	}	2232	}
1996		2233
1997	sub pre_load { }	2234	sub pre_load { }
1998	sub post_load { }	2235	#sub post_load { } # XS
1999		2236
2000	sub load {	2237	sub load {
2001	my ($self) = @_;	2238	my ($self) = @_;
2002		2239
2003	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006		2243
2007	{	2244	{
2008	my $guard = cf::lock_acquire "map_data:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
2009		2246
2010	return unless $self->valid;	2247	return unless $self->valid;
2011	return unless $self->in_memory == cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
2012
2013	$self->in_memory (cf::MAP_LOADING);
2014		2249
2015	$self->alloc;	2250	$self->alloc;
2016		2251
2017	$self->pre_load;	2252	$self->pre_load;
2018	cf::cede_to_tick;	2253	cf::cede_to_tick;
2019		2254
		2255	if (exists $self->{load_path}) {
2020	my $f = new_from_file cf::object::thawer $self->{load_path};	2256	my $f = new_from_file cf::object::thawer $self->{load_path};
2021	$f->skip_block;	2257	$f->skip_block;
2022	$self->_load_objects ($f)	2258	$self->_load_objects ($f)
2023	or return;	2259	or return;
2024		2260
2025	$self->post_load_original	2261	$self->post_load_original
2026	if delete $self->{load_original};	2262	if delete $self->{load_original};
2027		2263
2028	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
2029	utf8::encode $uniq;	2265	utf8::encode $uniq;
2030	unless (aio_stat $uniq) {	2266	unless (aio_stat $uniq) {
2031	if (my $f = new_from_file cf::object::thawer $uniq) {	2267	if (my $f = new_from_file cf::object::thawer $uniq) {
2032	$self->clear_unique_items;	2268	$self->clear_unique_items;
2033	$self->_load_objects ($f);	2269	$self->_load_objects ($f);
2034	$f->resolve_delayed_derefs;	2270	$f->resolve_delayed_derefs;
		2271	}
2035	}	2272	}
2036	}	2273	}
2037	}
2038		2274
2039	$f->resolve_delayed_derefs;	2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
		2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
2040		2282
2041	cf::cede_to_tick;	2283	cf::cede_to_tick;
2042	# now do the right thing for maps	2284	# now do the right thing for maps
2043	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
2044	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
…		…
2048	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
2049	$self->decay_objects;	2291	$self->decay_objects;
2050	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
2051	$self->update_buttons;	2293	$self->update_buttons;
2052	cf::cede_to_tick;	2294	cf::cede_to_tick;
2053	$self->activate;	2295	#$self->activate; # no longer activate maps automatically
2054	}	2296	}
2055		2297
2056	$self->{last_save} = $cf::RUNTIME;	2298	$self->{last_save} = $cf::RUNTIME;
2057	$self->last_access ($cf::RUNTIME);	2299	$self->last_access ($cf::RUNTIME);
2058
2059	$self->in_memory (cf::MAP_ACTIVE);
2060	}	2300	}
2061		2301
2062	$self->post_load;	2302	$self->post_load;
2063	}
2064		2303
		2304	1
		2305	}
		2306
		2307	# customize the map for a given player, i.e.
		2308	# return the _real_ map. used by e.g. per-player
		2309	# maps to change the path to ~playername/mappath
2065	sub customise_for {	2310	sub customise_for {
2066	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
2067		2312
2068	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
2069	if $self->per_player;	2314	if $self->per_player;
…		…
2072	# if $self->per_party;	2317	# if $self->per_party;
2073		2318
2074	$self	2319	$self
2075	}	2320	}
2076		2321
2077	# find and load all maps in the 3x3 area around a map
2078	sub load_neighbours {
2079	my ($map) = @_;
2080
2081	my @neigh; # diagonal neighbours
2082
2083	for (0 .. 3) {
2084	my $neigh = $map->tile_path ($_)
2085	or next;
2086	$neigh = find $neigh, $map
2087	or next;
2088	$neigh->load;
2089
2090	push @neigh,
2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2093	}
2094
2095	for (grep defined $_->[0], @neigh) {
2096	my ($path, $origin) = @$_;
2097	my $neigh = find $path, $origin
2098	or next;
2099	$neigh->load;
2100	}
2101	}
2102
2103	sub find_sync {	2322	sub find_sync {
2104	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
2105		2324
2106	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
2107	}	2330	}
2108		2331
2109	sub do_load_sync {	2332	sub do_load_sync {
2110	my ($map) = @_;	2333	my ($map) = @_;
2111		2334
		2335	# it's a bug to call this from the main context
2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2113	if $Coro::current == $Coro::main;	2337	if $Coro::current == $Coro::main;
2114		2338
2115	cf::sync_job { $map->load };	2339	$map->load;
2116	}	2340	}
2117		2341
2118	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
2119	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
2120		2344
2121	sub find_async {	2345	sub find_async {
2122	my ($path, $origin, $load) = @_;	2346	my ($path, $origin, $load) = @_;
2123		2347
2124	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
2125		2349
2126	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2351	return $map if !$load || $map->linkable;
2128	}	2352	}
2129		2353
2130	$MAP_PREFETCH{$path} |= $load;	2354	$MAP_PREFETCH{$path} |= $load;
2131		2355
2132	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
…		…
2146	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
2147		2371
2148	()	2372	()
2149	}	2373	}
2150		2374
		2375	# common code, used by both ->save and ->swapout
2151	sub save {	2376	sub _save {
2152	my ($self) = @_;	2377	my ($self) = @_;
2153
2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2155		2378
2156	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
2157		2380
2158	return unless $self->dirty;	2381	return unless $self->dirty;
2159		2382
…		…
2179	} else {	2402	} else {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2403	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2181	}	2404	}
2182	}	2405	}
2183		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
2184	sub swap_out {	2415	sub swap_out {
2185	my ($self) = @_;	2416	my ($self) = @_;
2186		2417
2187	# save first because save cedes
2188	$self->save;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
2192	return if $self->players;	2422	return if $self->players;
2193	return if $self->in_memory != cf::MAP_ACTIVE;	2423
		2424	# first deactivate the map and "unlink" it from the core
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
		2427	$self->state (cf::MAP_SWAPPED);
		2428
		2429	# then atomically save
		2430	$self->_save;
		2431
		2432	# then free the map
		2433	$self->clear;
		2434	}
		2435
		2436	sub reset_at {
		2437	my ($self) = @_;
		2438
		2439	# TODO: safety, remove and allow resettable per-player maps
2194	return if $self->{deny_save};	2440	return 1e99 if $self->{deny_reset};
2195		2441
		2442	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2443	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2444
		2445	$time + $to
		2446	}
		2447
		2448	sub should_reset {
		2449	my ($self) = @_;
		2450
		2451	$self->reset_at <= $cf::RUNTIME
		2452	}
		2453
		2454	sub reset {
		2455	my ($self) = @_;
		2456
		2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2458
		2459	return if $self->players;
		2460
		2461	cf::trace "resetting map ", $self->path, "\n";
		2462
2196	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
		2464
		2465	# need to save uniques path
		2466	unless ($self->{deny_save}) {
		2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2468
		2469	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2470	if $uniq;
		2471	}
		2472
		2473	delete $cf::MAP{$self->path};
2197		2474
2198	$self->deactivate;	2475	$self->deactivate;
2199	$_->clear_links_to ($self) for values %cf::MAP;	2476	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->clear;	2477	$self->clear;
2201	}
2202
2203	sub reset_at {
2204	my ($self) = @_;
2205
2206	# TODO: safety, remove and allow resettable per-player maps
2207	return 1e99 if $self->{deny_reset};
2208
2209	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2210	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2211
2212	$time + $to
2213	}
2214
2215	sub should_reset {
2216	my ($self) = @_;
2217
2218	$self->reset_at <= $cf::RUNTIME
2219	}
2220
2221	sub reset {
2222	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225
2226	return if $self->players;
2227
2228	warn "resetting map ", $self->path;
2229
2230	$self->in_memory (cf::MAP_SWAPPED);
2231
2232	# need to save uniques path
2233	unless ($self->{deny_save}) {
2234	my $uniq = $self->uniq_path; utf8::encode $uniq;
2235
2236	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2237	if $uniq;
2238	}
2239
2240	delete $cf::MAP{$self->path};
2241
2242	$self->deactivate;
2243	$_->clear_links_to ($self) for values %cf::MAP;
2244	$self->clear;
2245		2478
2246	$self->unlink_save;	2479	$self->unlink_save;
2247	$self->destroy;	2480	$self->destroy;
2248	}	2481	}
2249		2482
…		…
2257		2490
2258	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2259		2492
2260	$self->unlink_save;	2493	$self->unlink_save;
2261		2494
2262	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2263	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2264	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2265	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2267		2500
…		…
2324	: normalise $_	2557	: normalise $_
2325	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2326	]	2559	]
2327	}	2560	}
2328		2561
		2562	=item cf::map::static_maps
		2563
		2564	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2565	file in the shared directory excluding F</styles> and F</editor>). May
		2566	block.
		2567
		2568	=cut
		2569
		2570	sub static_maps() {
		2571	my @dirs = "";
		2572	my @maps;
		2573
		2574	while (@dirs) {
		2575	my $dir = shift @dirs;
		2576
		2577	next if $dir eq "/styles" || $dir eq "/editor";
		2578
		2579	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2580	or return;
		2581
		2582	for (@$files) {
		2583	s/\.map$// or next;
		2584	utf8::decode $_;
		2585	push @maps, "$dir/$_";
		2586	}
		2587
		2588	push @dirs, map "$dir/$_", @$dirs;
		2589	}
		2590
		2591	\@maps
		2592	}
		2593
2329	=back	2594	=back
2330		2595
2331	=head3 cf::object	2596	=head3 cf::object
2332		2597
2333	=cut	2598	=cut
…		…
2465		2730
2466	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2467		2732
2468	The player should be reasonably safe there for short amounts of time (e.g.	2733	The player should be reasonably safe there for short amounts of time (e.g.
2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470	though, as the palyer cannot control the character while it is on the link	2735	though, as the player cannot control the character while it is on the link
2471	map.	2736	map.
2472		2737
2473	Will never block.	2738	Will never block.
2474		2739
2475	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
…		…
2496	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2762	my ($self) = @_;
2498		2763
2499	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2500		2765
		2766	++$self->{_link_recursion};
		2767
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2769
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2505		2772
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2774	}
2508		2775
2509	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2511		2778
…		…
2528	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2530		2797
2531	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2534		2801
2535	$map->load;	2802	$map->load;
2536	$map->load_neighbours;
2537		2803
2538	return unless $self->contr->active;	2804	return unless $self->contr->active;
2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2540	$self->activate_recursive;
2541		2805
2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2543	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2544	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2545		2813
		2814	}
		2815
2546	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2547		2817
2548	Moves the player to the given map-path and coordinates by first freezing	2818	Moves the player to the given map-path and coordinates by first freezing
2549	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2550	that has to return the map if sucecssful, and then unfreezes the player on	2820	that has to return the map if sucecssful, and then unfreezes the player on
2551	the new (success) or old (failed) map position. In either case, $done will	2821	the new (success) or old (failed) map position. In either case, $done will
…		…
2558		2828
2559	our $GOTOGEN;	2829	our $GOTOGEN;
2560		2830
2561	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2562	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
2563		2839
2564	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2566		2842
2567	$self->enter_link;	2843	$self->enter_link;
…		…
2587	($path, $x, $y) = (undef, undef, undef);	2863	($path, $x, $y) = (undef, undef, undef);
2588	}	2864	}
2589	}	2865	}
2590		2866
2591	my $map = eval {	2867	my $map = eval {
2592	my $map = defined $path ? cf::map::find $path : undef;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2593		2869
2594	if ($map) {	2870	if ($map) {
2595	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2596	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2597	} else {	2873	} else {
2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2599	}	2875	}
2600		2876
2601	$map	2877	$map
…		…
2609	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2610	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2611	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2612	}	2888	}
2613		2889
2614	$done->() if $done;	2890	$done->($self) if $done;
2615	})->prio (1);	2891	})->prio (1);
2616	}	2892	}
2617		2893
2618	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2619		2895
…		…
2687	$Coro::current->{desc} = "enter_exit";	2963	$Coro::current->{desc} = "enter_exit";
2688		2964
2689	unless (eval {	2965	unless (eval {
2690	$self->deactivate_recursive; # just to be sure	2966	$self->deactivate_recursive; # just to be sure
2691		2967
2692	# random map handling
2693	{
2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
2695
2696	prepare_random_map $exit
2697	if $exit->slaying eq "/!";
2698	}
2699
2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
2701	my $x = $exit->stats->hp;	2969	my $x = $exit->stats->hp;
2702	my $y = $exit->stats->sp;	2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
2703		2994
2704	$self->goto ($map, $x, $y);	2995	$self->goto ($map, $x, $y);
2705		2996
2706	# if exit is damned, update players death & WoR home-position	2997	# if exit is damned, update players death & WoR home-position
2707	$self->contr->savebed ($map, $x, $y)	2998	$self->contr->savebed ($map, $x, $y)
…		…
2712	$self->message ("Something went wrong deep within the deliantra server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2713	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2714	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2715	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2716		3007
2717	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2718	$self->leave_link;	3009	$self->leave_link;
2719	}	3010	}
2720	})->prio (1);	3011	})->prio (1);
2721	}	3012	}
2722		3013
…		…
2734	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2735	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2736		3027
2737	utf8::encode $text;	3028	utf8::encode $text;
2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3029	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3030	}
		3031
		3032	=item $client->send_big_packet ($pkt)
		3033
		3034	Like C<send_packet>, but tries to compress large packets, and fragments
		3035	them as required.
		3036
		3037	=cut
		3038
		3039	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3040
		3041	sub cf::client::send_big_packet {
		3042	my ($self, $pkt) = @_;
		3043
		3044	# try lzf for large packets
		3045	$pkt = "lzf " . Compress::LZF::compress $pkt
		3046	if 1024 <= length $pkt and $self->{can_lzf};
		3047
		3048	# split very large packets
		3049	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3050	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3051	$pkt = "frag";
		3052	}
		3053
		3054	$self->send_packet ($pkt);
2739	}	3055	}
2740		3056
2741	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2742		3058
2743	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2747		3063
2748	=cut	3064	=cut
2749		3065
2750	# non-persistent channels (usually the info channel)	3066	# non-persistent channels (usually the info channel)
2751	our %CHANNEL = (	3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
2752	"c/identify" => {	3074	"c/identify" => {
2753	id => "infobox",	3075	id => "infobox",
2754	title => "Identify",	3076	title => "Identify",
2755	reply => undef,	3077	reply => undef,
2756	tooltip => "Items recently identified",	3078	tooltip => "Items recently identified",
…		…
2758	"c/examine" => {	3080	"c/examine" => {
2759	id => "infobox",	3081	id => "infobox",
2760	title => "Examine",	3082	title => "Examine",
2761	reply => undef,	3083	reply => undef,
2762	tooltip => "Signs and other items you examined",	3084	tooltip => "Signs and other items you examined",
		3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
2763	},	3091	},
2764	"c/book" => {	3092	"c/book" => {
2765	id => "infobox",	3093	id => "infobox",
2766	title => "Book",	3094	title => "Book",
2767	reply => undef,	3095	reply => undef,
…		…
2883	my $pkt = "msg "	3211	my $pkt = "msg "
2884	. $self->{json_coder}->encode (	3212	. $self->{json_coder}->encode (
2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2886	);	3214	);
2887		3215
2888	# try lzf for large packets
2889	$pkt = "lzf " . Compress::LZF::compress $pkt
2890	if 1024 <= length $pkt and $self->{can_lzf};
2891
2892	# split very large packets
2893	if (8192 < length $pkt and $self->{can_lzf}) {
2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2895	$pkt = "frag";
2896	}
2897
2898	$self->send_packet ($pkt);	3216	$self->send_big_packet ($pkt);
2899	}	3217	}
2900		3218
2901	=item $client->ext_msg ($type, @msg)	3219	=item $client->ext_msg ($type, @msg)
2902		3220
2903	Sends an ext event to the client.	3221	Sends an ext event to the client.
…		…
2905	=cut	3223	=cut
2906		3224
2907	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
2908	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
2909		3227
2910	if ($self->extcmd == 2) {
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2912	} elsif ($self->extcmd == 1) { # TODO: remove
2913	push @msg, msgtype => "event_$type";
2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2915	}
2916	}
2917
2918	=item $client->ext_reply ($msgid, @msg)
2919
2920	Sends an ext reply to the client.
2921
2922	=cut
2923
2924	sub cf::client::ext_reply($$@) {
2925	my ($self, $id, @msg) = @_;
2926
2927	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2929	} elsif ($self->extcmd == 1) {
2930	#TODO: version 1, remove
2931	unshift @msg, msgtype => "reply", msgid => $id;
2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2933	}
2934	}	3229	}
2935		3230
2936	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2937		3232
2938	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2993	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2994		3289
2995	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2996		3291
2997	if (ref $msg) {	3292	if (ref $msg) {
2998	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2999	"ARRAY" eq ref $msg
3000	? @$msg
3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3002		3294
3003	my @reply;	3295	my @reply;
3004		3296
3005	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
3006	@reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
3007	}	3299	}
3008		3300
3009	$ns->ext_reply ($reply, @reply)	3301	$ns->ext_msg ("reply-$reply", @reply)
3010	if $reply;	3302	if $reply;
3011		3303
3012	} else {	3304	} else {
3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3014	}	3306	}
3015		3307
3016	cf::override;	3308	cf::override;
3017	},	3309	},
3018	);	3310	);
…		…
3038		3330
3039	$coro	3331	$coro
3040	}	3332	}
3041		3333
3042	cf::client->attach (	3334	cf::client->attach (
3043	on_destroy => sub {	3335	on_client_destroy => sub {
3044	my ($ns) = @_;	3336	my ($ns) = @_;
3045		3337
3046	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3047	},	3339	},
3048	);	3340	);
…		…
3064	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
3065		3357
3066	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
3067		3359
3068	$safe->permit_only (Opcode::opset qw(	3360	$safe->permit_only (Opcode::opset qw(
3069	:base_core :base_mem :base_orig :base_math	3361	:base_core :base_mem :base_orig :base_math :base_loop
3070	grepstart grepwhile mapstart mapwhile	3362	grepstart grepwhile mapstart mapwhile
3071	sort time	3363	sort time
3072	));	3364	));
3073		3365
3074	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
…		…
3099	decrease split destroy change_exp value msg lore send_msg)],	3391	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful send_msg)],	3393	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
3103	) {	3395	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3398	for @funs;
3108	}	3399	}
3109		3400
…		…
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
3128		3419
3129	%vars = (_dummy => 0) unless %vars;	3420	%vars = (_dummy => 0) unless %vars;
3130		3421
		3422	my @res;
3131	local $_;	3423	local $_;
3132	local @safe::cf::_safe_eval_args = values %vars;
3133		3424
3134	my $eval =	3425	my $eval =
3135	"do {\n"	3426	"do {\n"
3136	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3137	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
3138	. $code	3429	. $code
3139	. "\n}"	3430	. "\n}"
3140	;	3431	;
3141		3432
		3433	if ($CFG{safe_eval}) {
3142	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
3143	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3144	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
3145		3442
3146	if ($@) {	3443	if ($@) {
3147	warn "$@";	3444	warn "$@",
3148	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
3149	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
3150	}	3447	}
3151		3448
3152	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
3153	}	3450	}
3154		3451
…		…
3168	=cut	3465	=cut
3169		3466
3170	sub register_script_function {	3467	sub register_script_function {
3171	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
3172		3469
3173	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
3174	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
3175	}	3472	}
3176		3473
3177	=back	3474	=back
3178		3475
3179	=cut	3476	=cut
3180		3477
3181	#############################################################################	3478	#############################################################################
3182	# the server's init and main functions	3479	# the server's init and main functions
		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
3183		3504
3184	sub load_facedata($) {	3505	sub load_facedata($) {
3185	my ($path) = @_;	3506	my ($path) = @_;
3186		3507
3187	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3188	# for this (global event?)	3509	# for this (global event?)
3189	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
3190		3511
3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3192		3513
3193	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
3194		3515
3195	my $facedata;	3516	my $facedata = decode_storable load_file $path;
3196	0 < aio_load $path, $facedata
3197	or die "$path: $!";
3198
3199	$facedata = Coro::Storable::thaw $facedata;
3200		3517
3201	$facedata->{version} == 2	3518	$facedata->{version} == 2
3202	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
3203		3520
3204	# patch in the exptable
3205	$facedata->{resource}{"res/exp_table"} = {
3206	type => FT_RSRC,
3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3208	};
3209	cf::cede_to_tick;	3521	cf::cede_to_tick;
3210		3522
3211	{	3523	{
3212	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
3213		3525
3214	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3216		3529
3217	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
3218	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
3221		3536
3222	cf::cede_to_tick;	3537	cf::cede_to_tick;
3223	}	3538	}
3224		3539
3225	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
…		…
3230		3545
3231	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
3232	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3234	} else {	3549	} else {
3235	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
3236	}	3551	}
3237		3552
3238	cf::cede_to_tick;	3553	cf::cede_to_tick;
3239	}	3554	}
3240	}	3555	}
…		…
3249		3564
3250	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
3251	}	3566	}
3252		3567
3253	{	3568	{
3254	# TODO: for gcfclient pleasure, we should give resources
3255	# that gcfclient doesn't grok a >10000 face index.
3256	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
3257		3570
3258	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
3259	if (defined $info->{type}) {	3572	if (defined (my $type = $info->{type})) {
		3573	# TODO: different hash - must free and use new index, or cache ixface data queue
3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3261	my $data;
3262		3575
3263	if ($info->{type} & 1) {
3264	# prepend meta info
3265
3266	my $meta = $enc->encode ({
3267	name => $name,
3268	%{ $info->{meta} || {} },
3269	});
3270
3271	$data = pack "(w/a*)*", $meta, $info->{data};
3272	} else {
3273	$data = $info->{data};
3274	}
3275
3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3277	cf::face::set_type $idx, $info->{type};	3576	cf::face::set_type $idx, $type;
		3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3579	$FACEHASH{$info->{hash}} = $idx;#d#
3278	} else {	3580	} else {
3279	$RESOURCE{$name} = $info;	3581	# $RESOURCE{$name} = $info; # unused
3280	}	3582	}
3281		3583
3282	cf::cede_to_tick;	3584	cf::cede_to_tick;
3283	}	3585	}
3284	}	3586	}
3285		3587
3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3287		3589
3288	1	3590	1
3289	}	3591	}
3290
3291	cf::global->attach (on_resource_update => sub {
3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3294
3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3296	my $sound = $soundconf->{compat}[$_]
3297	or next;
3298
3299	my $face = cf::face::find "sound/$sound->[1]";
3300	cf::sound::set $sound->[0] => $face;
3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3302	}
3303
3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
3305	my $face = cf::face::find "sound/$v";
3306	cf::sound::set $k => $face;
3307	}
3308	}
3309	});
3310		3592
3311	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
3312	my ($ns, $want) = @_;	3594	my ($ns, $want) = @_;
3313		3595
3314	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
…		…
3322	my $status = load_resource_file_ $_[0];	3604	my $status = load_resource_file_ $_[0];
3323	get_slot 0.1, 100;	3605	get_slot 0.1, 100;
3324	cf::arch::commit_load;	3606	cf::arch::commit_load;
3325		3607
3326	$status	3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
3327	}	3622	}
3328		3623
3329	sub reload_regions {	3624	sub reload_regions {
3330	# HACK to clear player env face cache, we need some signal framework	3625	# HACK to clear player env face cache, we need some signal framework
3331	# for this (global event?)	3626	# for this (global event?)
…		…
3346	}	3641	}
3347		3642
3348	sub reload_archetypes {	3643	sub reload_archetypes {
3349	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
3350	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
		3646
		3647	add_face "res/skill_info" => FT_RSRC,
		3648	JSON::XS->new->utf8->canonical->encode (
		3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
3351	}	3655	}
3352		3656
3353	sub reload_treasures {	3657	sub reload_treasures {
3354	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
3355	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
3356	}	3660	}
3357		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
3358	sub reload_resources {	3744	sub reload_resources {
3359	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
3360		3746
		3747	reload_materials;
3361	reload_facedata;	3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
3362	reload_archetypes;	3751	reload_archetypes;
3363	reload_regions;	3752	reload_regions;
3364	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
3365		3755
3366	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
3367	}	3757	}
3368		3758
3369	sub reload_config {	3759	sub reload_config {
3370	open my $fh, "<:utf8", "$CONFDIR/config"	3760	trace "reloading config file...\n";
3371	or return;
3372		3761
3373	local $/;	3762	my $config = load_file "$CONFDIR/config";
3374	*CFG = YAML::Load <$fh>;	3763	utf8::decode $config;
		3764	*CFG = decode_yaml $config;
3375		3765
3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3377		3767
3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3380		3770
3381	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
3405	seek $fh, 0, 0;	3795	seek $fh, 0, 0;
3406	print $fh $$;	3796	print $fh $$;
3407	}	3797	}
3408		3798
3409	sub main_loop {	3799	sub main_loop {
3410	warn "EV::loop starting\n";	3800	trace "EV::loop starting\n";
3411	if (1) {	3801	if (1) {
3412	EV::loop;	3802	EV::loop;
3413	}	3803	}
3414	warn "EV::loop returned\n";	3804	trace "EV::loop returned\n";
3415	goto &main_loop unless $REALLY_UNLOOP;	3805	goto &main_loop unless $REALLY_UNLOOP;
3416	}	3806	}
3417		3807
3418	sub main {	3808	sub main {
3419	cf::init_globals; # initialise logging	3809	cf::init_globals; # initialise logging
3420		3810
3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3425		3815
3426	cf::init_experience;
3427	cf::init_anim;
3428	cf::init_attackmess;
3429	cf::init_dynamic;
3430
3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3432		3817
3433	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
3434	local $Coro::idle = sub {	3819	$Coro::idle = sub {
3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3436	(async {	3821	(async {
3437	$Coro::current->{desc} = "IDLE BUG HANDLER";	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
3438	EV::loop EV::LOOP_ONESHOT;	3823	EV::loop EV::LOOP_ONESHOT;
3439	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
3440	};	3825	};
3441		3826
3442	evthread_start IO::AIO::poll_fileno;	3827	evthread_start IO::AIO::poll_fileno;
3443		3828
3444	cf::sync_job {	3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
		3832	db_init;
		3833
		3834	cf::init_anim;
		3835	cf::init_attackmess;
		3836	cf::init_dynamic;
		3837
		3838	cf::load_settings;
		3839
3445	reload_resources;	3840	reload_resources;
3446	reload_config;	3841	reload_config;
3447	db_init;
3448		3842
3449	cf::load_settings;
3450	cf::load_materials;
3451	cf::init_uuid;	3843	cf::init_uuid;
3452	cf::init_signals;	3844	cf::init_signals;
3453	cf::init_commands;
3454	cf::init_skills;	3845	cf::init_skills;
3455		3846
3456	cf::init_beforeplay;	3847	cf::init_beforeplay;
3457		3848
3458	atomic;	3849	atomic;
…		…
3460	load_extensions;	3851	load_extensions;
3461		3852
3462	utime time, time, $RUNTIMEFILE;	3853	utime time, time, $RUNTIMEFILE;
3463		3854
3464	# no (long-running) fork's whatsoever before this point(!)	3855	# no (long-running) fork's whatsoever before this point(!)
		3856	use POSIX ();
3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3466		3858
3467	(pop @POST_INIT)->(0) while @POST_INIT;	3859	cf::_post_init 0;
3468	};	3860	};
3469		3861
		3862	cf::object::thawer::errors_are_fatal 0;
		3863	info "parse errors in files are no longer fatal from this point on.\n";
		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
3470	main_loop;	3869	goto &main_loop;
3471	}	3870	}
3472		3871
3473	#############################################################################	3872	#############################################################################
3474	# initialisation and cleanup	3873	# initialisation and cleanup
3475		3874
3476	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
3477	BEGIN {	3876	BEGIN {
3478	our %SIGWATCHER = ();	3877	our %SIGWATCHER = ();
3479	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3481	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
3482	};	3881	};
3483	}	3882	}
3484	}	3883	}
3485		3884
3486	sub write_runtime_sync {	3885	sub write_runtime_sync {
		3886	my $t0 = AE::time;
		3887
3487	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
3489		3890
3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3892
3492	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
3493		3894
3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3896	or return;
3496		3897
3497	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
3512	or return;	3913	or return;
3513		3914
3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3916	and return;
3516		3917
3517	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3919
3519	1	3920	1
3520	}	3921	}
3521		3922
3522	our $uuid_lock;	3923	our $uuid_lock;
…		…
3534	or return;	3935	or return;
3535		3936
3536	my $value = uuid_seq uuid_cur;	3937	my $value = uuid_seq uuid_cur;
3537		3938
3538	unless ($value) {	3939	unless ($value) {
3539	warn "cowardly refusing to write zero uuid value!\n";	3940	info "cowardly refusing to write zero uuid value!\n";
3540	return;	3941	return;
3541	}	3942	}
3542		3943
3543	my $value = uuid_str $value + $uuid_skip;	3944	my $value = uuid_str $value + $uuid_skip;
3544	$uuid_skip = 0;	3945	$uuid_skip = 0;
…		…
3554	or return;	3955	or return;
3555		3956
3556	aio_rename "$uuid~", $uuid	3957	aio_rename "$uuid~", $uuid
3557	and return;	3958	and return;
3558		3959
3559	warn "uuid file written ($value).\n";	3960	trace "uuid file written ($value).\n";
3560		3961
3561	1	3962	1
3562		3963
3563	}	3964	}
3564		3965
…		…
3570	}	3971	}
3571		3972
3572	sub emergency_save() {	3973	sub emergency_save() {
3573	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3574		3975
3575	warn "emergency_perl_save: enter\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3576		3982
3577	cf::sync_job {	3983	cf::sync_job {
3578	# this is a trade-off: we want to be very quick here, so	3984	cf::write_runtime_sync; # external watchdog should not bark
3579	# save all maps without fsync, and later call a global sync
3580	# (which in turn might be very very slow)
3581	local $USE_FSYNC = 0;
3582		3985
3583	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3584	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3585	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3586	warn "emergency_perl_save: begin player save\n";	3989	info "emergency_perl_save: begin player save\n";
3587	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3588	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3589	$pl->valid or next;	3992	$pl->valid or next;
3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3591	$pl->save;	3994	$pl->save;
3592	}	3995	}
3593	warn "emergency_perl_save: end player save\n";	3996	info "emergency_perl_save: end player save\n";
3594		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
3595	warn "emergency_perl_save: begin map save\n";	4000	info "emergency_perl_save: begin map save\n";
3596	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3597	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3598	$map->valid or next;	4003	$map->valid or next;
3599	$map->save;	4004	$map->save;
3600	}	4005	}
3601	warn "emergency_perl_save: end map save\n";	4006	info "emergency_perl_save: end map save\n";
3602		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3603	warn "emergency_perl_save: begin database checkpoint\n";	4010	info "emergency_perl_save: begin database checkpoint\n";
3604	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3605	warn "emergency_perl_save: end database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
3606		4013
3607	warn "emergency_perl_save: begin write uuid\n";	4014	info "emergency_perl_save: begin write uuid\n";
3608	write_uuid_sync 1;	4015	write_uuid_sync 1;
3609	warn "emergency_perl_save: end write uuid\n";	4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3610	};	4036	};
3611		4037
3612	warn "emergency_perl_save: starting sync()\n";
3613	IO::AIO::aio_sync sub {
3614	warn "emergency_perl_save: finished sync()\n";
3615	};
3616
3617	warn "emergency_perl_save: leave\n";	4038	info "emergency_perl_save: leave\n";
3618	}	4039	}
3619		4040
3620	sub post_cleanup {	4041	sub post_cleanup {
3621	my ($make_core) = @_;	4042	my ($make_core) = @_;
3622		4043
		4044	IO::AIO::flush;
		4045
3623	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3624	if $make_core;	4047	if $make_core;
3625		4048
3626	my $fh = pidfile;	4049	my $fh = pidfile;
3627	unlink $PIDFILE if <$fh> == $$;	4050	unlink $PIDFILE if <$fh> == $$;
3628	}	4051	}
…		…
3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4071	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3649	for my $name (keys %$leaf_symtab) {	4072	for my $name (keys %$leaf_symtab) {
3650	_gv_clear *{"$pkg$name"};	4073	_gv_clear *{"$pkg$name"};
3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4074	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3652	}	4075	}
3653	warn "cleared package $pkg\n";#d#
3654	}	4076	}
3655		4077
3656	sub do_reload_perl() {	4078	sub do_reload_perl() {
3657	# can/must only be called in main	4079	# can/must only be called in main
3658	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3659	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3660	return;	4082	return;
3661	}	4083	}
3662		4084
3663	return if $RELOAD++;	4085	return if $RELOAD++;
3664		4086
3665	my $t1 = EV::time;	4087	my $t1 = AE::time;
3666		4088
3667	while ($RELOAD) {	4089	while ($RELOAD) {
3668	warn "reloading...";	4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
3669		4092
3670	warn "entering sync_job";	4093	trace "perl_reload: entering sync_job";
3671		4094
3672	cf::sync_job {	4095	cf::sync_job {
3673	cf::write_runtime_sync; # external watchdog should not bark
3674	cf::emergency_save;	4096	#cf::emergency_save;
3675	cf::write_runtime_sync; # external watchdog should not bark
3676		4097
3677	warn "syncing database to disk";
3678	BDB::db_env_txn_checkpoint $DB_ENV;
3679
3680	# if anything goes wrong in here, we should simply crash as we already saved
3681
3682	warn "flushing outstanding aio requests";
3683	while (IO::AIO::nreqs || BDB::nreqs) {
3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3685	}
3686
3687	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3688	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3689	%EXT_CORO = ();	4100	%EXT_CORO = ();
3690		4101
3691	warn "removing commands";	4102	trace "perl_reload: removing commands";
3692	%COMMAND = ();	4103	%COMMAND = ();
3693		4104
3694	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3695	%EXTCMD = ();	4106	%EXTCMD = ();
3696	%EXTICMD = ();	4107	%EXTICMD = ();
3697		4108
3698	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3699	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3700	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3701		4112
3702	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3703	eval {	4114	eval {
3704	$cb->($pkg);	4115	$cb->($pkg);
3705	1	4116	1
3706	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
3707	}	4118	}
3708		4119
3709	warn "... clearing $pkg";	4120	trace "... clearing $pkg";
3710	clear_package $pkg;	4121	clear_package $pkg;
3711	}	4122	}
3712		4123
3713	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3714	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3716		4127
3717	warn "... unloading $k";	4128	trace "... unloading $k";
3718	delete $INC{$k};	4129	delete $INC{$k};
3719		4130
3720	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3721	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3722		4133
…		…
3725	}	4136	}
3726		4137
3727	clear_package $k;	4138	clear_package $k;
3728	}	4139	}
3729		4140
3730	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3731	clear_package "safe::$_"	4142	clear_package "safe::$_"
3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3733		4144
3734	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3735	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3737		4148
3738	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3739	# and global variables created in xs	4150	# and global variables created in xs
3740	#clear_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3741		4152
3742	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3743		4154
3744	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3745	require cf;	4156	require cf;
3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3747		4158
3748	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3749	cf::reload_config;	4160	cf::reload_config;
3750		4161
3751	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3752	cf::load_extensions;	4163	cf::load_extensions;
3753		4164
3754	if ($REATTACH_ON_RELOAD) {	4165	if ($REATTACH_ON_RELOAD) {
3755	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3756	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3757	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3758	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3759	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3760	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
3761	}	4172	}
3762		4173
3763	warn "running post_init jobs";	4174	cf::_post_init 1;
3764	(pop @POST_INIT)->(1) while @POST_INIT;
3765		4175
3766	warn "leaving sync_job";	4176	trace "perl_reload: leaving sync_job";
3767		4177
3768	1	4178	1
3769	} or do {	4179	} or do {
3770	warn $@;	4180	error $@;
3771	cf::cleanup "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3772	};	4182	};
3773		4183
3774	warn "reloaded";
3775	--$RELOAD;	4184	--$RELOAD;
3776	}	4185	}
3777		4186
3778	$t1 = EV::time - $t1;	4187	$t1 = AE::time - $t1;
3779	warn "reload completed in ${t1}s\n";	4188	info "perl_reload: completed in ${t1}s\n";
3780	};	4189	};
3781		4190
3782	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3783		4192
3784	sub reload_perl() {	4193	sub reload_perl() {
…		…
3786	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3787		4196
3788	$RELOAD_WATCHER ||= cf::async {	4197	$RELOAD_WATCHER ||= cf::async {
3789	Coro::AIO::aio_wait cache_extensions;	4198	Coro::AIO::aio_wait cache_extensions;
3790		4199
3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3792	do_reload_perl;	4201	do_reload_perl;
3793	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3794	};	4203	};
3795	};	4204	};
3796	}	4205	}
…		…
3805	reload_perl;	4214	reload_perl;
3806	};	4215	};
3807	}	4216	}
3808	};	4217	};
3809		4218
3810	unshift @INC, $LIBDIR;	4219	#############################################################################
3811		4220
3812	my $bug_warning = 0;	4221	my $bug_warning = 0;
3813		4222
3814	our @WAIT_FOR_TICK;
3815	our @WAIT_FOR_TICK_BEGIN;
3816
3817	sub wait_for_tick {	4223	sub wait_for_tick() {
3818	return if tick_inhibit || $Coro::current == $Coro::main;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3819		4225
3820	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3821	push @WAIT_FOR_TICK, $signal;
3822	$signal->wait;
3823	}	4227	}
3824		4228
3825	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3826	return if tick_inhibit || $Coro::current == $Coro::main;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3827		4231
3828	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3829	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3830	$signal->wait;	4234	$signal->wait;
3831	}	4235	}
…		…
3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3836	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3837	return;	4241	return;
3838	}	4242	}
3839		4243
3840	cf::server_tick; # one server iteration	4244	cf::one_tick; # one server iteration
		4245
		4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3841		4247
3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3844	Coro::async_pool {	4250	Coro::async_pool {
3845	$Coro::current->{desc} = "runtime saver";	4251	$Coro::current->{desc} = "runtime saver";
3846	write_runtime_sync	4252	write_runtime_sync
3847	or warn "ERROR: unable to write runtime file: $!";	4253	or error "ERROR: unable to write runtime file: $!";
3848	};	4254	};
3849	}	4255	}
3850		4256
3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3852	$sig->send;	4258	$sig->send;
3853	}	4259	}
3854	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3855	$sig->send;
3856	}
3857		4261
3858	$LOAD = ($NOW - $TICK_START) / $TICK;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3860		4264
3861	if (0) {	4265	if (0) {
3862	if ($NEXT_TICK) {	4266	if ($NEXT_TICK) {
3863	my $jitter = $TICK_START - $NEXT_TICK;	4267	my $jitter = $TICK_START - $NEXT_TICK;
3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3865	warn "jitter $JITTER\n";#d#	4269	debug "jitter $JITTER\n";#d#
3866	}	4270	}
3867	}	4271	}
3868	}	4272	}
3869		4273
3870	{	4274	{
3871	# configure BDB	4275	# configure BDB
		4276	info "initialising database";
3872		4277
3873	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3874	BDB::max_poll_reqs $TICK * 0.1;	4279	BDB::max_poll_reqs $TICK * 0.1;
3875	$AnyEvent::BDB::WATCHER->priority (1);	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3876		4281
3877	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3878	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3906	};	4311	};
3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3909	};	4314	};
		4315
		4316	info "database initialised";
3910	}	4317	}
3911		4318
3912	{	4319	{
3913	# configure IO::AIO	4320	# configure IO::AIO
3914		4321
		4322	info "initialising aio";
3915	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3916	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3917	undef $AnyEvent::AIO::WATCHER;	4325	undef $AnyEvent::AIO::WATCHER;
		4326	info "aio initialised";
3918	}	4327	}
3919		4328
3920	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3921		4331
3922	sub _log_backtrace {	4332	sub _log_backtrace {
3923	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3924		4334
3925	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3926		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3927	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3928	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3929	++$_log_backtrace;	4343	++$_log_backtrace;
3930	my $perl_bt = Carp::longmess $msg;	4344	my $perl_bt = Carp::longmess $msg;
3931	async {	4345	async {
3932	$Coro::current->{desc} = "abt $msg";	4346	$Coro::current->{desc} = "abt $msg";
3933		4347
…		…
3953	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3954	--$_log_backtrace;	4368	--$_log_backtrace;
3955	};	4369	};
3956	} else {	4370	} else {
3957	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3958	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3959	}	4373	}
3960	}	4374	}
3961		4375
3962	# load additional modules	4376	# load additional modules
3963	require "cf/$_.pm" for @EXTRA_MODULES;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3964		4379
3965	END { cf::emergency_save }	4380	END { cf::emergency_save }
3966		4381
3967	1	4382	1
3968		4383

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