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Revision 1.472 by root, Sat Jun 6 21:43:13 2009 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;	63	use Time::HiRes;
61	use Compress::LZF;	64	use Compress::LZF;
62	use Digest::MD5 ();	65	use Digest::MD5 ();
63		66
…		…
72		75
73	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
78		86
79	our %COMMAND = ();	87	our %COMMAND = ();
80	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
81		89
82	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
87		95
88	our $RELOAD; # number of reloads so far, non-zero while in reload	96	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
90		100
91	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
92	our $DATADIR = datadir;	103	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
96	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		116
105	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
106		124
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	127	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	133	our $DB_ENV;
116		134
117	our @EXTRA_MODULES = qw(pod mapscript);	135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		136
119	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		139
121	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
123	our $NOW;	143	our $NOW;
124		144
125	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	154	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
136		156
137	our @POST_INIT;	157	our @POST_INIT;
138		158
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
140		164
141	binmode STDOUT;	165	binmode STDOUT;
142	binmode STDERR;	166	binmode STDERR;
143		167
144	# read virtual server time, if available	168	# read virtual server time, if available
…		…
155		179
156	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
157		181
158	sub cf::map::normalise;	182	sub cf::map::normalise;
159		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
160	#############################################################################	188	#############################################################################
161		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
162	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
163		202
164	=over 4	203	=over 4
165		204
166	=item $cf::UPTIME	205	=item $cf::UPTIME
167		206
168	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
169		223
170	=item $cf::RUNTIME	224	=item $cf::RUNTIME
171		225
172	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
173	every server tick.	227	every server tick.
174		228
175	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
176	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
177	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
178		232
179	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
180	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
181	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
182	database environment.	236	database environment.
183		237
184	=item $cf::NOW
185
186	The time of the last (current) server tick.
187
188	=item $cf::TICK
189
190	The interval between server ticks, in seconds.
191
192	=item $cf::LOADAVG	238	=item $cf::LOADAVG
193		239
194	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
205	from wherever your confdir points to.	251	from wherever your confdir points to.
206		252
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		254
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
210	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
213	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
214		277
215	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	280	that call.
218		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
219	=back	288	=back
220		289
221	=cut	290	=cut
222		291
223	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	299	my $msg = join "", @_;
226		300
227	$msg .= "\n"	301	$msg .= "\n"
228	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
229		303
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		305
232	LOG llevError, $msg;	306	LOG llevWarn, $msg;
233	};	307	};
234	}
235		308
236	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
238		311
239	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	316	return;#d#
242	}#d#	317	}#d#
243		318
244	# kill coroutine otherwise	319	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	320	Coro::terminate
247	};	321	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		322
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	340	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	342	}
271		343
272	$EV::DIED = sub {	344	$EV::DIED = sub {
273	warn "error in event callback: @_";	345	warn "error in event callback: $@";
274	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
275		352
276	#############################################################################	353	#############################################################################
277		354
278	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
279		356
…		…
300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301	$d	378	$d
302	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
303	}	380	}
304		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
305	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
306		435
307	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
308		437
309	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		445
317	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
319		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
320	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
321		481
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
324		484
325	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	486	is a reload or not.
327		487
328	=cut	488	=cut
329		489
330	sub post_init(&) {	490	sub post_init(&) {
331	push @POST_INIT, shift;	491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
332	}	509	}
333		510
334	=item cf::lock_wait $string	511	=item cf::lock_wait $string
335		512
336	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	552	}
376		553
377	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
378		555
379	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	557	get spread over time.
381		558
382	=cut	559	=cut
383		560
384	sub periodic($$) {	561	sub periodic($$) {
385	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
390	}	567	}
391		568
392	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
393		570
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
396	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
397		578
398	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
399	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
400		581
401	Useful for short background jobs.	582	Useful for short background jobs.
402		583
403	=cut	584	=cut
404		585
405	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
407		589
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
411		593
412	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
413		596
414	while () {	597	while () {
415	next_job:	598	next_job:
		599
416	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	601
418	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	606	$job->[2]->send;
422	Coro::cede;	607	Coro::cede;
423	goto next_job;	608	goto next_job;
424	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	611	}
426	}	612	}
427		613
428	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
431	$signal->wait;
432	} else {	617	} else {
		618	$busy = 0;
433	Coro::schedule;	619	Coro::schedule;
434	}	620	}
435	}	621	}
436	};	622	};
437		623
438	sub get_slot($;$$) {	624	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
440		626
441	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
442		628
443	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
444	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
445		632
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
474	=cut	661	=cut
475		662
476	sub sync_job(&) {	663	sub sync_job(&) {
477	my ($job) = @_;	664	my ($job) = @_;
478		665
479	if ($Coro::current == $Coro::main) {	666	if (in_main) {
480	my $time = EV::time;	667	my $time = AE::time;
481		668
482	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
484		671
485	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
486		673
487	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
488		675
489	my $busy = 1;	676	my $busy = 1;
490	my @res;	677	my @res;
491		678
492	(async {	679	(async {
493	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	681	@res = eval { $job->() };
495	warn $@ if $@;	682	error $@ if $@;
496	undef $busy;	683	undef $busy;
497	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
498		685
499	while ($busy) {	686	while ($busy) {
500	if (Coro::nready) {	687	if (Coro::nready) {
…		…
502	} else {	689	} else {
503	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
504	}	691	}
505	}	692	}
506		693
507	my $time = EV::time - $time;	694	my $time = AE::time - $time;
508		695
509	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
510		697
511	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
512	} else {	699	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
535		722
536	$coro	723	$coro
537	}	724	}
538		725
539	=item fork_call { }, $args	726	=item fork_call { }, @args
540		727
541	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
545		732
546	=cut	733	=cut
547		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
548	sub fork_call(&@) {	739	sub fork_call(&@) {
549	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
550		741
551	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
554		745
555	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
556	reset_signals;	747	cf::post_fork;
557	&$cb	748	&$cb
558	}, @args;	749	} @args;
559		750
560	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
561	}	763	}
562		764
563	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
564		766
565	=cut	767	=cut
…		…
602	within each server.	804	within each server.
603		805
604	=cut	806	=cut
605		807
606	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
607	my ($name) = @_;	812	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
609		814
610	eval {	815	eval {
611	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
621	}	826	}
622		827
623	our $DB;	828	our $DB;
624		829
625	sub db_init {	830	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	831	$DB ||= db_table "db";
628	};
629	}	832	}
630		833
631	sub db_get($$) {	834	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
633		836
634	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
635	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
636		841
637	$! ? ()	842	$! ? ()
638	: $data	843	: $data
639	}
640	}	844	}
641		845
642	sub db_put($$$) {	846	sub db_put($$$) {
643	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		876
673	my @data;	877	my @data;
674	my $md5;	878	my $md5;
675		879
676	for (0 .. $#$src) {	880	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	882	}
680		883
681	# if processing is expensive, check	884	# if processing is expensive, check
682	# checksum first	885	# checksum first
683	if (1) {	886	if (1) {
…		…
700		903
701	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
702	my $data = $process->(\@data);	905	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
704		907
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		909
707	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
710		913
…		…
720		923
721	=cut	924	=cut
722		925
723	sub datalog($@) {	926	sub datalog($@) {
724	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	929	}
727		930
728	=back	931	=back
729		932
730	=cut	933	=cut
…		…
925		1128
926	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1131
929	} elsif (ref $type) {	1132	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
931		1134
932	} else {	1135	} else {
933	shift @arg;	1136	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
935	}	1138	}
936	}	1139	}
937	}	1140	}
938		1141
939	sub _object_attach {	1142	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
950	}	1153	}
951		1154
952	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
953	} else {	1156	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1158	}
956		1159
957	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
958	}	1161	}
959		1162
…		…
1018		1221
1019	for (@$callbacks) {	1222	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1021		1224
1022	if ($@) {	1225	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1227	override;
1026	}	1228	}
1027		1229
1028	return 1 if $override;	1230	return 1 if $override;
1029	}	1231	}
…		…
1108	for (@$attach) {	1310	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1111	}	1313	}
1112	} else {	1314	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1316	}
1115	}	1317	}
1116	}	1318	}
1117		1319
1118	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1146		1348
1147	sync_job {	1349	sync_job {
1148	if (length $$rdata) {	1350	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1152		1355
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1157	aio_close $fh;	1363	aio_close $fh;
1158		1364
1159	if (@$objs) {	1365	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1165	aio_close $fh;	1374	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1376	}
1168	} else {	1377	} else {
1169	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1173		1382
1174	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1385	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1178	}	1387	}
1179	} else {	1388	} else {
1180	aio_unlink $filename;	1389	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1182	}	1391	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1416	$av = $st->{objs};
1208	}	1417	}
1209		1418
1210	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1213		1423
1214	($data, $av)	1424	($data, $av)
1215	}	1425	}
1216		1426
1217	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1276	}	1486	}
1277		1487
1278	use File::Glob ();	1488	use File::Glob ();
1279		1489
1280	cf::player->attach (	1490	cf::player->attach (
1281	on_command => sub {	1491	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1283		1493
1284	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1285	or return;	1495	or return;
1286		1496
…		…
1294	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1295		1505
1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1297		1507
1298	if (ref $msg) {	1508	if (ref $msg) {
1299	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1300	"ARRAY" eq ref $msg
1301	? @$msg
1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1303		1510
1304	my @reply;	1511	my @reply;
1305		1512
1306	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1307	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1309		1516
1310	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1311	if $reply;	1518	if $reply;
1312		1519
1313	} else {	1520	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1522	}
1316		1523
1317	cf::override;	1524	cf::override;
1318	},	1525	},
1319	);	1526	);
…		…
1329	};	1536	};
1330		1537
1331	$grp	1538	$grp
1332	}	1539	}
1333		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1334	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1335	cf::sync_job {	1557	cf::sync_job {
1336	my %todo;	1558	my %todo;
1337		1559
1338	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1561	next unless -r $path;
…		…
1357		1579
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1582
1361	$ext{source} =	1583	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1364	. $source	1586	. $source
1365	. "\n};\n1";	1587	. "\n};\n1";
1366		1588
1367	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1368	}	1590	}
1369		1591
		1592	my $pass = 0;
1370	my %done;	1593	my %done;
1371	while (%todo) {	1594	while (%todo) {
1372	my $progress;	1595	my $progress;
1373		1596
		1597	++$pass;
		1598
		1599	ext:
1374	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1602	next ext
1377	unless exists $done{$_};	1603	unless exists $done{$_};
1378	}	1604	}
1379		1605
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1607
1382	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1621
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1623	if exists $v->{meta}{mandatory};
1390		1624
1391	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1392	}	1634	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1635	}
1398		1636
1399	skip:	1637	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1402	}	1647	}
1403	};	1648	};
1404	}	1649	}
1405		1650
1406	#############################################################################	1651	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1491	}	1736	}
1492	}	1737	}
1493	}	1738	}
1494		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1495	sub save($) {	1753	sub save($) {
1496	my ($pl) = @_;	1754	my ($pl) = @_;
1497		1755
1498	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1499		1757
…		…
1504		1762
1505	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1507		1765
1508	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1770
1510	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1772	cf::cede_to_tick;
1512	}	1773	}
1513		1774
…		…
1547	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1548		1809
1549	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1812
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1814	$pl->deactivate;
		1815
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1557	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1558		1821
1559	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1615	\@logins	1878	\@logins
1616	}	1879	}
1617		1880
1618	=item $player->maps	1881	=item $player->maps
1619		1882
		1883	=item cf::player::maps $login
		1884
1620	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1621	player. May block.	1886	player. May block.
1622		1887
1623	=cut	1888	=cut
1624		1889
…		…
1686	=cut	1951	=cut
1687		1952
1688	sub find_by_path($) {	1953	sub find_by_path($) {
1689	my ($path) = @_;	1954	my ($path) = @_;
1690		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1691	my ($match, $specificity);	1958	my ($match, $specificity);
1692		1959
1693	for my $region (list) {	1960	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1695	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1723	sub generate_random_map {	1990	sub generate_random_map {
1724	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1725		1992
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		1994
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	1996	}
1743		1997
1744	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1745		1999
1746	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1751		2005
1752	sub register {	2006	sub register {
1753	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2008	my $pkg = caller;
1755		2009
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2011
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2013	}
1761		2014
1762	# also paths starting with '/'	2015	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2017
1765	sub thawer_merge {	2018	sub thawer_merge {
1766	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1767		2020
1768	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1773	}	2026	}
1774		2027
1775	sub normalise {	2028	sub normalise {
1776	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1777		2030
1778	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1779		2032
1780	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1781		2034
1782	# map plan:	2035	# map plan:
1783	#	2036	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2052	$path = "$base/$path";
1800	}	2053	}
1801		2054
1802	for ($path) {	2055	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1806	}	2058	}
1807		2059
1808	$path	2060	$path
…		…
1822	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1823	return $self;	2075	return $self;
1824	}	2076	}
1825	}	2077	}
1826		2078
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2080	()
1829	}	2081	}
1830		2082
		2083	# may re-bless or do other evil things
1831	sub init {	2084	sub init {
1832	my ($self) = @_;	2085	my ($self) = @_;
1833		2086
1834	$self	2087	$self
1835	}	2088	}
…		…
1900	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1901		2154
1902	1	2155	1
1903	}	2156	}
1904		2157
		2158	# used to laod the header of an original map
1905	sub load_header_orig {	2159	sub load_header_orig {
1906	my ($self) = @_;	2160	my ($self) = @_;
1907		2161
1908	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1909	}	2163	}
1910		2164
		2165	# used to laod the header of an instantiated map
1911	sub load_header_temp {	2166	sub load_header_temp {
1912	my ($self) = @_;	2167	my ($self) = @_;
1913		2168
1914	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1915	}	2170	}
1916		2171
		2172	# called after loading the header from an instantiated map
1917	sub prepare_temp {	2173	sub prepare_temp {
1918	my ($self) = @_;	2174	my ($self) = @_;
1919		2175
1920	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1921	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1922	# safety	2178	# safety
1923	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1924	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1925	}	2181	}
1926		2182
		2183	# called after loading the header from an original map
1927	sub prepare_orig {	2184	sub prepare_orig {
1928	my ($self) = @_;	2185	my ($self) = @_;
1929		2186
1930	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1931	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1955		2212
1956	sub find;	2213	sub find;
1957	sub find {	2214	sub find {
1958	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1959		2216
		2217	cf::cede_to_tick;
		2218
1960	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1961		2220
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1964		2223
1965	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
…		…
1982		2241
1983	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1984	}	2243	}
1985	}	2244	}
1986		2245
1987	sub pre_load { }	2246	sub pre_load { }
1988	sub post_load { }	2247	#sub post_load { } # XS
1989		2248
1990	sub load {	2249	sub load {
1991	my ($self) = @_;	2250	my ($self) = @_;
1992		2251
1993	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1996		2255
1997	{	2256	{
1998	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1999		2258
2000	return unless $self->valid;	2259	return unless $self->valid;
2001	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2002
2003	$self->in_memory (cf::MAP_LOADING);
2004		2261
2005	$self->alloc;	2262	$self->alloc;
2006		2263
2007	$self->pre_load;	2264	$self->pre_load;
2008	cf::cede_to_tick;	2265	cf::cede_to_tick;
2009		2266
		2267	if (exists $self->{load_path}) {
2010	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2011	$f->skip_block;	2269	$f->skip_block;
2012	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2013	or return;	2271	or return;
2014		2272
2015	$self->post_load_original	2273	$self->post_load_original
2016	if delete $self->{load_original};	2274	if delete $self->{load_original};
2017		2275
2018	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2019	utf8::encode $uniq;	2277	utf8::encode $uniq;
2020	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2021	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2022	$self->clear_unique_items;	2280	$self->clear_unique_items;
2023	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2024	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2025	}	2284	}
2026	}	2285	}
2027	}
2028		2286
2029	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2030		2294
2031	cf::cede_to_tick;	2295	cf::cede_to_tick;
2032	# now do the right thing for maps	2296	# now do the right thing for maps
2033	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2034	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2038	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2039	$self->decay_objects;	2303	$self->decay_objects;
2040	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2041	$self->update_buttons;	2305	$self->update_buttons;
2042	cf::cede_to_tick;	2306	cf::cede_to_tick;
2043	$self->activate;	2307	#$self->activate; # no longer activate maps automatically
2044	}	2308	}
2045		2309
2046	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2047	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2048
2049	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2312	}
2051		2313
2052	$self->post_load;	2314	$self->post_load;
2053	}
2054		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2322	sub customise_for {
2056	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2057		2324
2058	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2326	if $self->per_player;
…		…
2062	# if $self->per_party;	2329	# if $self->per_party;
2063		2330
2064	$self	2331	$self
2065	}	2332	}
2066		2333
2067	# find and load all maps in the 3x3 area around a map
2068	sub load_neighbours {
2069	my ($map) = @_;
2070
2071	my @neigh; # diagonal neighbours
2072
2073	for (0 .. 3) {
2074	my $neigh = $map->tile_path ($_)
2075	or next;
2076	$neigh = find $neigh, $map
2077	or next;
2078	$neigh->load;
2079
2080	push @neigh,
2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2083	}
2084
2085	for (grep defined $_->[0], @neigh) {
2086	my ($path, $origin) = @$_;
2087	my $neigh = find $path, $origin
2088	or next;
2089	$neigh->load;
2090	}
2091	}
2092
2093	sub find_sync {	2334	sub find_sync {
2094	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2095		2336
2096	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2097	}	2342	}
2098		2343
2099	sub do_load_sync {	2344	sub do_load_sync {
2100	my ($map) = @_;	2345	my ($map) = @_;
2101		2346
		2347	# it's a bug to call this from the main context
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2104		2350
2105	cf::sync_job { $map->load };	2351	$map->load;
2106	}	2352	}
2107		2353
2108	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2110		2356
2111	sub find_async {	2357	sub find_async {
2112	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2113		2359
2114	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2115		2361
2116	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2118	}	2364	}
2119		2365
2120	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2121		2367
2122	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2136	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2137		2383
2138	()	2384	()
2139	}	2385	}
2140		2386
		2387	# common code, used by both ->save and ->swapout
2141	sub save {	2388	sub _save {
2142	my ($self) = @_;	2389	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2390
2146	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2147		2392
2148	return unless $self->dirty;	2393	return unless $self->dirty;
2149		2394
…		…
2169	} else {	2414	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2416	}
2172	}	2417	}
2173		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2174	sub swap_out {	2427	sub swap_out {
2175	my ($self) = @_;	2428	my ($self) = @_;
2176		2429
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2182	return if $self->players;	2434	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2184	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2185		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2186	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2187		2486
2188	$self->deactivate;	2487	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2489	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($self) = @_;
2195
2196	# TODO: safety, remove and allow resettable per-player maps
2197	return 1e99 if $self->{deny_reset};
2198
2199	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2200	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2201
2202	$time + $to
2203	}
2204
2205	sub should_reset {
2206	my ($self) = @_;
2207
2208	$self->reset_at <= $cf::RUNTIME
2209	}
2210
2211	sub reset {
2212	my ($self) = @_;
2213
2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2215
2216	return if $self->players;
2217
2218	warn "resetting map ", $self->path;
2219
2220	$self->in_memory (cf::MAP_SWAPPED);
2221
2222	# need to save uniques path
2223	unless ($self->{deny_save}) {
2224	my $uniq = $self->uniq_path; utf8::encode $uniq;
2225
2226	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2227	if $uniq;
2228	}
2229
2230	delete $cf::MAP{$self->path};
2231
2232	$self->deactivate;
2233	$_->clear_links_to ($self) for values %cf::MAP;
2234	$self->clear;
2235		2490
2236	$self->unlink_save;	2491	$self->unlink_save;
2237	$self->destroy;	2492	$self->destroy;
2238	}	2493	}
2239		2494
…		…
2247		2502
2248	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2249		2504
2250	$self->unlink_save;	2505	$self->unlink_save;
2251		2506
2252	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2512
…		…
2314	: normalise $_	2569	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2571	]
2317	}	2572	}
2318		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2319	=back	2606	=back
2320		2607
2321	=head3 cf::object	2608	=head3 cf::object
2322		2609
2323	=cut	2610	=cut
…		…
2455		2742
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2744
2458	The player should be reasonably safe there for short amounts of time (e.g.	2745	The player should be reasonably safe there for short amounts of time (e.g.
2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460	though, as the palyer cannot control the character while it is on the link	2747	though, as the player cannot control the character while it is on the link
2461	map.	2748	map.
2462		2749
2463	Will never block.	2750	Will never block.
2464		2751
2465	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2774	my ($self) = @_;
2488		2775
2489	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2490		2777
		2778	++$self->{_link_recursion};
		2779
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2781
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2495		2784
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2786	}
2498		2787
2499	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2501		2790
…		…
2518	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2520		2809
2521	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2524		2813
2525	$map->load;	2814	$map->load;
2526	$map->load_neighbours;
2527		2815
2528	return unless $self->contr->active;	2816	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2817
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2534	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2535		2825
		2826	}
		2827
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2829
2538	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2539	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2540	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2541	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2840
2549	our $GOTOGEN;	2841	our $GOTOGEN;
2550		2842
2551	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2553		2851
2554	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2854
2557	$self->enter_link;	2855	$self->enter_link;
…		…
2577	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2578	}	2876	}
2579	}	2877	}
2580		2878
2581	my $map = eval {	2879	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583		2881
2584	if ($map) {	2882	if ($map) {
2585	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2885	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2887	}
2590		2888
2591	$map	2889	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2602	}	2900	}
2603		2901
2604	$done->() if $done;	2902	$done->($self) if $done;
2605	})->prio (1);	2903	})->prio (1);
2606	}	2904	}
2607		2905
2608	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2609		2907
…		…
2677	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2678		2976
2679	unless (eval {	2977	unless (eval {
2680	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2681		2979
2682	# random map handling
2683	{
2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686	prepare_random_map $exit
2687	if $exit->slaying eq "/!";
2688	}
2689
2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2691	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2692	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2693		3006
2694	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2695		3008
2696	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2697	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3019
2707	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3021	$self->leave_link;
2709	}	3022	}
2710	})->prio (1);	3023	})->prio (1);
2711	}	3024	}
2712		3025
…		…
2724	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2726		3039
2727	utf8::encode $text;	3040	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2729	}	3067	}
2730		3068
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3070
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3075
2738	=cut	3076	=cut
2739		3077
2740	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2742	"c/identify" => {	3086	"c/identify" => {
2743	id => "infobox",	3087	id => "infobox",
2744	title => "Identify",	3088	title => "Identify",
2745	reply => undef,	3089	reply => undef,
2746	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3092	"c/examine" => {
2749	id => "infobox",	3093	id => "infobox",
2750	title => "Examine",	3094	title => "Examine",
2751	reply => undef,	3095	reply => undef,
2752	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3103	},
2754	"c/book" => {	3104	"c/book" => {
2755	id => "infobox",	3105	id => "infobox",
2756	title => "Book",	3106	title => "Book",
2757	reply => undef,	3107	reply => undef,
…		…
2873	my $pkt = "msg "	3223	my $pkt = "msg "
2874	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2876	);	3226	);
2877		3227
2878	# try lzf for large packets
2879	$pkt = "lzf " . Compress::LZF::compress $pkt
2880	if 1024 <= length $pkt and $self->{can_lzf};
2881
2882	# split very large packets
2883	if (8192 < length $pkt and $self->{can_lzf}) {
2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2885	$pkt = "frag";
2886	}
2887
2888	$self->send_packet ($pkt);	3228	$self->send_big_packet ($pkt);
2889	}	3229	}
2890		3230
2891	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2892		3232
2893	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2895	=cut	3235	=cut
2896		3236
2897	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2899		3239
2900	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}
2906	}	3241	}
2907		3242
2908	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2909		3244
2910	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2912	=cut	3247	=cut
2913		3248
2914	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2916		3251
2917	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}
2924	}	3253	}
2925		3254
2926	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2927		3256
2928	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2983	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2984		3313
2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2986		3315
2987	if (ref $msg) {	3316	if (ref $msg) {
2988	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2989	"ARRAY" eq ref $msg
2990	? @$msg
2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2992		3318
2993	my @reply;	3319	my @reply;
2994		3320
2995	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2996	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2998		3324
2999	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
3000	if $reply;	3326	if $reply;
3001		3327
3002	} else {	3328	} else {
3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3004	}	3330	}
3005		3331
3006	cf::override;	3332	cf::override;
3007	},	3333	},
3008	);	3334	);
…		…
3028		3354
3029	$coro	3355	$coro
3030	}	3356	}
3031		3357
3032	cf::client->attach (	3358	cf::client->attach (
3033	on_destroy => sub {	3359	on_client_destroy => sub {
3034	my ($ns) = @_;	3360	my ($ns) = @_;
3035		3361
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3363	},
3038	);	3364	);
…		…
3054	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
3055		3381
3056	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
3057		3383
3058	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
3061	sort time	3387	sort time
3062	));	3388	));
3063		3389
3064	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3089	decrease split destroy change_exp value msg lore send_msg)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3090	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3091	["cf::player" => qw(peaceful send_msg)],	3417	["cf::player" => qw(peaceful send_msg)],
3092	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3093	) {	3419	) {
3094	no strict 'refs';
3095	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3097	for @funs;	3422	for @funs;
3098	}	3423	}
3099		3424
…		…
3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3117	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3118		3443
3119	%vars = (_dummy => 0) unless %vars;	3444	%vars = (_dummy => 0) unless %vars;
3120		3445
		3446	my @res;
3121	local $_;	3447	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3448
3124	my $eval =	3449	my $eval =
3125	"do {\n"	3450	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3453	. $code
3129	. "\n}"	3454	. "\n}"
3130	;	3455	;
3131		3456
		3457	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3135		3466
3136	if ($@) {	3467	if ($@) {
3137	warn "$@";	3468	warn "$@",
3138	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3140	}	3471	}
3141		3472
3142	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3143	}	3474	}
3144		3475
…		…
3158	=cut	3489	=cut
3159		3490
3160	sub register_script_function {	3491	sub register_script_function {
3161	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3162		3493
3163	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3165	}	3496	}
3166		3497
3167	=back	3498	=back
3168		3499
3169	=cut	3500	=cut
3170		3501
3171	#############################################################################	3502	#############################################################################
3172	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
3173		3528
3174	sub load_facedata($) {	3529	sub load_facedata($) {
3175	my ($path) = @_;	3530	my ($path) = @_;
3176		3531
3177	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3178	# for this (global event?)	3533	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3180		3535
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3537
3183	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3184		3539
3185	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3186	0 < aio_load $path, $facedata
3187	or die "$path: $!";
3188
3189	$facedata = Coro::Storable::thaw $facedata;
3190		3541
3191	$facedata->{version} == 2	3542	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3544
3194	# patch in the exptable
3195	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,
3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3198	};
3199	cf::cede_to_tick;	3545	cf::cede_to_tick;
3200		3546
3201	{	3547	{
3202	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3203		3549
3204	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3553
3207	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3211		3560
3212	cf::cede_to_tick;	3561	cf::cede_to_tick;
3213	}	3562	}
3214		3563
3215	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3220		3569
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3573	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3575	}
3227		3576
3228	cf::cede_to_tick;	3577	cf::cede_to_tick;
3229	}	3578	}
3230	}	3579	}
…		…
3239		3588
3240	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3241	}	3590	}
3242		3591
3243	{	3592	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3247		3594
3248	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3599
3253	if ($info->{type} & 1) {
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3600	cf::face::set_type $idx, $type;
		3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
3268	} else {	3604	} else {
3269	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3270	}	3606	}
3271		3607
3272	cf::cede_to_tick;	3608	cf::cede_to_tick;
3273	}	3609	}
3274	}	3610	}
3275		3611
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3613
3278	1	3614	1
3279	}	3615	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3616
3301	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3303		3619
3304	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
…		…
3312	my $status = load_resource_file_ $_[0];	3628	my $status = load_resource_file_ $_[0];
3313	get_slot 0.1, 100;	3629	get_slot 0.1, 100;
3314	cf::arch::commit_load;	3630	cf::arch::commit_load;
3315		3631
3316	$status	3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
3317	}	3646	}
3318		3647
3319	sub reload_regions {	3648	sub reload_regions {
3320	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3321	# for this (global event?)	3650	# for this (global event?)
…		…
3336	}	3665	}
3337		3666
3338	sub reload_archetypes {	3667	sub reload_archetypes {
3339	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3340	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
		3670
		3671	add_face "res/skill_info" => FT_RSRC,
		3672	JSON::XS->new->utf8->canonical->encode (
		3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3341	}	3679	}
3342		3680
3343	sub reload_treasures {	3681	sub reload_treasures {
3344	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3345	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3346	}	3684	}
3347		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3348	sub reload_resources {	3768	sub reload_resources {
3349	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3350		3770
		3771	reload_materials;
3351	reload_facedata;	3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
3352	reload_archetypes;	3775	reload_archetypes;
3353	reload_regions;	3776	reload_regions;
3354	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3355		3779
3356	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3357	}	3781	}
3358		3782
3359	sub reload_config {	3783	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3361	or return;
3362		3785
3363	local $/;	3786	my $config = load_file "$CONFDIR/config";
3364	*CFG = YAML::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3365		3789
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3791
3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370		3794
3371	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3394		3818
3395	seek $fh, 0, 0;	3819	seek $fh, 0, 0;
3396	print $fh $$;	3820	print $fh $$;
3397	}	3821	}
3398		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3399	sub main {	3832	sub main {
3400	cf::init_globals; # initialise logging	3833	cf::init_globals; # initialise logging
3401		3834
3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3403	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3406		3839
3407	cf::init_experience;
3408	cf::init_anim;
3409	cf::init_attackmess;
3410	cf::init_dynamic;
3411
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413		3841
3414	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3415	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3416	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3417	(async {	3845	(async {
3418	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3419	EV::loop EV::LOOP_ONESHOT;	3847	EV::loop EV::LOOP_ONESHOT;
3420	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3421	};	3849	};
3422		3850
3423	evthread_start IO::AIO::poll_fileno;	3851	evthread_start IO::AIO::poll_fileno;
3424		3852
3425	cf::sync_job {	3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
3426	reload_resources;	3864	reload_resources;
3427	reload_config;	3865	reload_config;
3428	db_init;
3429		3866
3430	cf::load_settings;
3431	cf::load_materials;
3432	cf::init_uuid;	3867	cf::init_uuid;
3433	cf::init_signals;	3868	cf::init_signals;
3434	cf::init_commands;
3435	cf::init_skills;	3869	cf::init_skills;
3436		3870
3437	cf::init_beforeplay;	3871	cf::init_beforeplay;
3438		3872
3439	atomic;	3873	atomic;
…		…
3441	load_extensions;	3875	load_extensions;
3442		3876
3443	utime time, time, $RUNTIMEFILE;	3877	utime time, time, $RUNTIMEFILE;
3444		3878
3445	# no (long-running) fork's whatsoever before this point(!)	3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
3446	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3447		3882
3448	(pop @POST_INIT)->(0) while @POST_INIT;	3883	cf::_post_init 0;
3449	};	3884	};
3450		3885
3451	EV::loop;	3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3452	}	3894	}
3453		3895
3454	#############################################################################	3896	#############################################################################
3455	# initialisation and cleanup	3897	# initialisation and cleanup
3456		3898
3457	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3458	BEGIN {	3900	BEGIN {
3459	our %SIGWATCHER = ();	3901	our %SIGWATCHER = ();
3460	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3462	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3463	};	3905	};
3464	}	3906	}
3465	}	3907	}
3466		3908
3467	sub write_runtime_sync {	3909	sub write_runtime_sync {
		3910	my $t0 = AE::time;
		3911
3468	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3470		3914
3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3916
3473	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3474		3918
3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3920	or return;
3477		3921
3478	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3493	or return;	3937	or return;
3494		3938
3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3940	and return;
3497		3941
3498	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3943
3500	1	3944	1
3501	}	3945	}
3502		3946
3503	our $uuid_lock;	3947	our $uuid_lock;
…		…
3515	or return;	3959	or return;
3516		3960
3517	my $value = uuid_seq uuid_cur;	3961	my $value = uuid_seq uuid_cur;
3518		3962
3519	unless ($value) {	3963	unless ($value) {
3520	warn "cowardly refusing to write zero uuid value!\n";	3964	info "cowardly refusing to write zero uuid value!\n";
3521	return;	3965	return;
3522	}	3966	}
3523		3967
3524	my $value = uuid_str $value + $uuid_skip;	3968	my $value = uuid_str $value + $uuid_skip;
3525	$uuid_skip = 0;	3969	$uuid_skip = 0;
…		…
3535	or return;	3979	or return;
3536		3980
3537	aio_rename "$uuid~", $uuid	3981	aio_rename "$uuid~", $uuid
3538	and return;	3982	and return;
3539		3983
3540	warn "uuid file written ($value).\n";	3984	trace "uuid file written ($value).\n";
3541		3985
3542	1	3986	1
3543		3987
3544	}	3988	}
3545		3989
…		…
3551	}	3995	}
3552		3996
3553	sub emergency_save() {	3997	sub emergency_save() {
3554	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3555		3999
3556	warn "emergency_perl_save: enter\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3557		4006
3558	cf::sync_job {	4007	cf::sync_job {
3559	# this is a trade-off: we want to be very quick here, so	4008	cf::write_runtime_sync; # external watchdog should not bark
3560	# save all maps without fsync, and later call a global sync
3561	# (which in turn might be very very slow)
3562	local $USE_FSYNC = 0;
3563		4009
3564	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3565	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3566	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3567	warn "emergency_perl_save: begin player save\n";	4013	info "emergency_perl_save: begin player save\n";
3568	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3569	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3570	$pl->valid or next;	4016	$pl->valid or next;
3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3572	$pl->save;	4018	$pl->save;
3573	}	4019	}
3574	warn "emergency_perl_save: end player save\n";	4020	info "emergency_perl_save: end player save\n";
3575		4021
		4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
3576	warn "emergency_perl_save: begin map save\n";	4024	info "emergency_perl_save: begin map save\n";
3577	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3578	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3579	$map->valid or next;	4027	$map->valid or next;
3580	$map->save;	4028	$map->save;
3581	}	4029	}
3582	warn "emergency_perl_save: end map save\n";	4030	info "emergency_perl_save: end map save\n";
3583		4031
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3584	warn "emergency_perl_save: begin database checkpoint\n";	4034	info "emergency_perl_save: begin database checkpoint\n";
3585	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3586	warn "emergency_perl_save: end database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
3587		4037
3588	warn "emergency_perl_save: begin write uuid\n";	4038	info "emergency_perl_save: begin write uuid\n";
3589	write_uuid_sync 1;	4039	write_uuid_sync 1;
3590	warn "emergency_perl_save: end write uuid\n";	4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3591	};	4060	};
3592		4061
3593	warn "emergency_perl_save: starting sync()\n";
3594	IO::AIO::aio_sync sub {
3595	warn "emergency_perl_save: finished sync()\n";
3596	};
3597
3598	warn "emergency_perl_save: leave\n";	4062	info "emergency_perl_save: leave\n";
3599	}	4063	}
3600		4064
3601	sub post_cleanup {	4065	sub post_cleanup {
3602	my ($make_core) = @_;	4066	my ($make_core) = @_;
3603		4067
		4068	IO::AIO::flush;
		4069
3604	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3605	if $make_core;	4071	if $make_core;
3606		4072
3607	my $fh = pidfile;	4073	my $fh = pidfile;
3608	unlink $PIDFILE if <$fh> == $$;	4074	unlink $PIDFILE if <$fh> == $$;
3609	}	4075	}
…		…
3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3630	for my $name (keys %$leaf_symtab) {	4096	for my $name (keys %$leaf_symtab) {
3631	_gv_clear *{"$pkg$name"};	4097	_gv_clear *{"$pkg$name"};
3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3633	}	4099	}
3634	warn "cleared package $pkg\n";#d#
3635	}	4100	}
3636		4101
3637	sub do_reload_perl() {	4102	sub do_reload_perl() {
3638	# can/must only be called in main	4103	# can/must only be called in main
3639	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3640	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3641	return;	4106	return;
3642	}	4107	}
3643		4108
3644	return if $RELOAD++;	4109	return if $RELOAD++;
3645		4110
3646	my $t1 = EV::time;	4111	my $t1 = AE::time;
3647		4112
3648	while ($RELOAD) {	4113	while ($RELOAD) {
3649	warn "reloading...";	4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
3650		4116
3651	warn "entering sync_job";	4117	trace "perl_reload: entering sync_job";
3652		4118
3653	cf::sync_job {	4119	cf::sync_job {
3654	cf::write_runtime_sync; # external watchdog should not bark
3655	cf::emergency_save;	4120	#cf::emergency_save;
3656	cf::write_runtime_sync; # external watchdog should not bark
3657		4121
3658	warn "syncing database to disk";
3659	BDB::db_env_txn_checkpoint $DB_ENV;
3660
3661	# if anything goes wrong in here, we should simply crash as we already saved
3662
3663	warn "flushing outstanding aio requests";
3664	while (IO::AIO::nreqs || BDB::nreqs) {
3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3666	}
3667
3668	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3669	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3670	%EXT_CORO = ();	4124	%EXT_CORO = ();
3671		4125
3672	warn "removing commands";	4126	trace "perl_reload: removing commands";
3673	%COMMAND = ();	4127	%COMMAND = ();
3674		4128
3675	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3676	%EXTCMD = ();	4130	%EXTCMD = ();
3677	%EXTICMD = ();	4131	%EXTICMD = ();
3678		4132
3679	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3680	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3681	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3682		4136
3683	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3684	eval {	4138	eval {
3685	$cb->($pkg);	4139	$cb->($pkg);
3686	1	4140	1
3687	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
3688	}	4142	}
3689		4143
3690	warn "... clearing $pkg";	4144	trace "... clearing $pkg";
3691	clear_package $pkg;	4145	clear_package $pkg;
3692	}	4146	}
3693		4147
3694	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3695	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3697		4151
3698	warn "... unloading $k";	4152	trace "... unloading $k";
3699	delete $INC{$k};	4153	delete $INC{$k};
3700		4154
3701	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3702	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3703		4157
…		…
3706	}	4160	}
3707		4161
3708	clear_package $k;	4162	clear_package $k;
3709	}	4163	}
3710		4164
3711	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3712	clear_package "safe::$_"	4166	clear_package "safe::$_"
3713	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3714		4168
3715	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3716	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3718		4172
3719	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3720	# and global variables created in xs	4174	# and global variables created in xs
3721	#clear_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3722		4176
3723	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3724		4178
3725	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3726	require cf;	4180	require cf;
3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3728		4182
3729	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3730	cf::reload_config;	4184	cf::reload_config;
3731		4185
3732	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3733	cf::load_extensions;	4187	cf::load_extensions;
3734		4188
3735	if ($REATTACH_ON_RELOAD) {	4189	if ($REATTACH_ON_RELOAD) {
3736	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3737	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3738	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3739	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3740	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3741	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
3742	}	4196	}
3743		4197
3744	warn "running post_init jobs";	4198	cf::_post_init 1;
3745	(pop @POST_INIT)->(1) while @POST_INIT;
3746		4199
3747	warn "leaving sync_job";	4200	trace "perl_reload: leaving sync_job";
3748		4201
3749	1	4202	1
3750	} or do {	4203	} or do {
3751	warn $@;	4204	error $@;
3752	cf::cleanup "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3753	};	4206	};
3754		4207
3755	warn "reloaded";
3756	--$RELOAD;	4208	--$RELOAD;
3757	}	4209	}
3758		4210
3759	$t1 = EV::time - $t1;	4211	$t1 = AE::time - $t1;
3760	warn "reload completed in ${t1}s\n";	4212	info "perl_reload: completed in ${t1}s\n";
3761	};	4213	};
3762		4214
3763	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3764		4216
3765	sub reload_perl() {	4217	sub reload_perl() {
…		…
3767	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3768		4220
3769	$RELOAD_WATCHER ||= cf::async {	4221	$RELOAD_WATCHER ||= cf::async {
3770	Coro::AIO::aio_wait cache_extensions;	4222	Coro::AIO::aio_wait cache_extensions;
3771		4223
3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3773	do_reload_perl;	4225	do_reload_perl;
3774	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3775	};	4227	};
3776	};	4228	};
3777	}	4229	}
…		…
3786	reload_perl;	4238	reload_perl;
3787	};	4239	};
3788	}	4240	}
3789	};	4241	};
3790		4242
3791	unshift @INC, $LIBDIR;	4243	#############################################################################
3792		4244
3793	my $bug_warning = 0;	4245	my $bug_warning = 0;
3794		4246
3795	our @WAIT_FOR_TICK;
3796	our @WAIT_FOR_TICK_BEGIN;
3797
3798	sub wait_for_tick {	4247	sub wait_for_tick() {
3799	return if tick_inhibit || $Coro::current == $Coro::main;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3800		4249
3801	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3802	push @WAIT_FOR_TICK, $signal;
3803	$signal->wait;
3804	}	4251	}
3805		4252
3806	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3807	return if tick_inhibit || $Coro::current == $Coro::main;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3808		4255
3809	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3810	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3811	$signal->wait;	4258	$signal->wait;
3812	}	4259	}
…		…
3816	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3817	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3818	return;	4265	return;
3819	}	4266	}
3820		4267
3821	cf::server_tick; # one server iteration	4268	cf::one_tick; # one server iteration
		4269
		4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3822		4271
3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3825	Coro::async_pool {	4274	Coro::async_pool {
3826	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3827	write_runtime_sync	4276	write_runtime_sync
3828	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3829	};	4278	};
3830	}	4279	}
3831		4280
3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3833	$sig->send;	4282	$sig->send;
3834	}	4283	}
3835	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3836	$sig->send;
3837	}
3838		4285
3839	$LOAD = ($NOW - $TICK_START) / $TICK;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3840	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3841		4288
3842	if (0) {	4289	if (0) {
3843	if ($NEXT_TICK) {	4290	if ($NEXT_TICK) {
3844	my $jitter = $TICK_START - $NEXT_TICK;	4291	my $jitter = $TICK_START - $NEXT_TICK;
3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3846	warn "jitter $JITTER\n";#d#	4293	debug "jitter $JITTER\n";#d#
3847	}	4294	}
3848	}	4295	}
3849	}	4296	}
3850		4297
3851	{	4298	{
3852	# configure BDB	4299	# configure BDB
		4300	info "initialising database";
3853		4301
3854	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3855	BDB::max_poll_reqs $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3856	$AnyEvent::BDB::WATCHER->priority (1);	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3857		4305
3858	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3859	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3860	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3861	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3886	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3887	};	4335	};
3888	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3889	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3890	};	4338	};
		4339
		4340	info "database initialised";
3891	}	4341	}
3892		4342
3893	{	4343	{
3894	# configure IO::AIO	4344	# configure IO::AIO
3895		4345
		4346	info "initialising aio";
3896	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3897	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3898	undef $AnyEvent::AIO::WATCHER;	4349	undef $AnyEvent::AIO::WATCHER;
		4350	info "aio initialised";
3899	}	4351	}
3900		4352
3901	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3902		4355
3903	sub _log_backtrace {	4356	sub _log_backtrace {
3904	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3905		4358
3906	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3907		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3908	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3909	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3910	++$_log_backtrace;	4367	++$_log_backtrace;
3911	my $perl_bt = Carp::longmess $msg;	4368	my $perl_bt = Carp::longmess $msg;
3912	async {	4369	async {
3913	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
3914		4371
…		…
3934	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3935	--$_log_backtrace;	4392	--$_log_backtrace;
3936	};	4393	};
3937	} else {	4394	} else {
3938	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3939	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3940	}	4397	}
3941	}	4398	}
3942		4399
3943	# load additional modules	4400	# load additional modules
3944	require "cf/$_.pm" for @EXTRA_MODULES;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3945		4403
3946	END { cf::emergency_save }	4404	END { cf::emergency_save }
3947		4405
3948	1	4406	1
3949		4407

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