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Revision 1.470 by root, Sun Apr 26 19:42:45 2009 UTC vs.
Revision 1.585 by root, Tue Oct 30 20:18:00 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 ();
		35	use Carp ();
36		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
72		71
73	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
78		82
79	our %COMMAND = ();	83	our %COMMAND = ();
80	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
81		85
82	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
87		91
88	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
90		96
91	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
92	our $DATADIR = datadir;	99	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
96	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		112
105	our %RESOURCE;	113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
106		120
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	123	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
112	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	129	our $DB_ENV;
116		130
117	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		132
119	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		135
121	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
123	our $NOW;	139	our $NOW;
124		140
125	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	150	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
136		152
137	our @POST_INIT;	153	our @POST_INIT;
138		154
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
140		160
141	binmode STDOUT;	161	binmode STDOUT;
142	binmode STDERR;	162	binmode STDERR;
143		163
144	# read virtual server time, if available	164	# read virtual server time, if available
…		…
155		175
156	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
157		177
158	sub cf::map::normalise;	178	sub cf::map::normalise;
159		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
160	#############################################################################	184	#############################################################################
161		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
162	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
163		198
164	=over 4	199	=over 4
165		200
166	=item $cf::UPTIME	201	=item $cf::UPTIME
167		202
168	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
169		219
170	=item $cf::RUNTIME	220	=item $cf::RUNTIME
171		221
172	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
173	every server tick.	223	every server tick.
…		…
179	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
180	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
181	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
182	database environment.	232	database environment.
183		233
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	234	=item $cf::LOADAVG
193		235
194	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
195	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
196	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
205	from wherever your confdir points to.	247	from wherever your confdir points to.
206		248
207	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
208		250
209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
210	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
213	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
214		273
215	This array contains the results of the last C<invoke ()> call. When	274	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	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217	that call.	276	that call.
218		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
219	=back	284	=back
220		285
221	=cut	286	=cut
222		287
223	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
224	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
225	my $msg = join "", @_;	295	my $msg = join "", @_;
226		296
227	$msg .= "\n"	297	$msg .= "\n"
228	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
229		299
230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231		301
232	LOG llevError, $msg;	302	LOG llevWarn, $msg;
233	};	303	};
234	}
235		304
236	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
237	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
238		307
239	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
240	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
241	return;#d#	312	return;#d#
242	}#d#	313	}#d#
243		314
244	# kill coroutine otherwise	315	# kill coroutine otherwise
245	warn Carp::longmess $_[0];
246	Coro::terminate	316	Coro::terminate
247	};	317	};
248
249	$SIG{__DIE__} = sub { }; #d#?
250		318
251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
268	)) {	336	)) {
269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270	}	338	}
271		339
272	$EV::DIED = sub {	340	$EV::DIED = sub {
273	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
274	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
275		348
276	#############################################################################	349	#############################################################################
277		350
278	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
279		352
…		…
300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301	$d	374	$d
302	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
303	}	376	}
304		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
305	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
306		431
307	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
308		433
309	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316		441
317	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
318	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
319		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
320	=item cf::post_init { BLOCK }	476	=item cf::post_init { BLOCK }
321		477
322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323	but I<before> the server starts ticking again.	479	but I<before> the server starts ticking again.
324		480
325	The cdoeblock will have a single boolean argument to indicate whether this	481	The codeblock will have a single boolean argument to indicate whether this
326	is a reload or not.	482	is a reload or not.
327		483
328	=cut	484	=cut
329		485
330	sub post_init(&) {	486	sub post_init(&) {
331	push @POST_INIT, shift;	487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
332	}	505	}
333		506
334	=item cf::lock_wait $string	507	=item cf::lock_wait $string
335		508
336	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
…		…
375	}	548	}
376		549
377	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
378		551
379	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
380	get spread over timer.	553	get spread over time.
381		554
382	=cut	555	=cut
383		556
384	sub periodic($$) {	557	sub periodic($$) {
385	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
389	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
390	}	563	}
391		564
392	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
393		566
394	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
395	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
396	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
397		574
398	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$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.	576	used for statistical purposes and should identify the same time-class.
400		577
401	Useful for short background jobs.	578	Useful for short background jobs.
402		579
403	=cut	580	=cut
404		581
405	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
406	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
407		585
408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
410	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
411		589
412	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
413		592
414	while () {	593	while () {
415	next_job:	594	next_job:
		595
416	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
417	if ($avail > 0.01) {	597
418	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
419	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
420	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
421	$job->[2]->send;	602	$job->[2]->send;
422	Coro::cede;	603	Coro::cede;
423	goto next_job;	604	goto next_job;
424	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425	}	607	}
426	}	608	}
427		609
428	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
429	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
430	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
431	$signal->wait;
432	} else {	613	} else {
		614	$busy = 0;
433	Coro::schedule;	615	Coro::schedule;
434	}	616	}
435	}	617	}
436	};	618	};
437		619
438	sub get_slot($;$$) {	620	sub get_slot($;$$) {
439	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
440		622
441	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
442		624
443	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
444	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
445		628
446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
474	=cut	657	=cut
475		658
476	sub sync_job(&) {	659	sub sync_job(&) {
477	my ($job) = @_;	660	my ($job) = @_;
478		661
479	if ($Coro::current == $Coro::main) {	662	if (in_main) {
480	my $time = EV::time;	663	my $time = AE::time;
481		664
482	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
483	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
484		667
485	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
486		669
487	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
488		671
489	my $busy = 1;	672	my $busy = 1;
490	my @res;	673	my @res;
491		674
492	(async {	675	(async {
493	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
494	@res = eval { $job->() };	677	@res = eval { $job->() };
495	warn $@ if $@;	678	error $@ if $@;
496	undef $busy;	679	undef $busy;
497	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
498		681
499	while ($busy) {	682	while ($busy) {
500	if (Coro::nready) {	683	if (Coro::nready) {
…		…
502	} else {	685	} else {
503	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
504	}	687	}
505	}	688	}
506		689
507	my $time = EV::time - $time;	690	my $time = AE::time - $time;
508		691
509	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
510		693
511	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
512	} else {	695	} else {
…		…
534	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
535		718
536	$coro	719	$coro
537	}	720	}
538		721
539	=item fork_call { }, $args	722	=item fork_call { }, @args
540		723
541	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
542	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
543	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
544	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
545		728
546	=cut	729	=cut
547		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
548	sub fork_call(&@) {	735	sub fork_call(&@) {
549	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
550		737
551	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
552	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
553	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
554		741
555	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
556	reset_signals;	743	cf::post_fork;
557	&$cb	744	&$cb
558	}, @args;	745	} @args;
559		746
560	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
561	}	759	}
562		760
563	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
564		762
565	=cut	763	=cut
…		…
602	within each server.	800	within each server.
603		801
604	=cut	802	=cut
605		803
606	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
607	my ($name) = @_;	808	my ($name) = @_;
608	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
609		810
610	eval {	811	eval {
611	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
621	}	822	}
622		823
623	our $DB;	824	our $DB;
624		825
625	sub db_init {	826	sub db_init {
626	cf::sync_job {
627	$DB ||= db_table "db";	827	$DB ||= db_table "db";
628	};
629	}	828	}
630		829
631	sub db_get($$) {	830	sub db_get($$) {
632	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
633		832
634	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
635	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
636		837
637	$! ? ()	838	$! ? ()
638	: $data	839	: $data
639	}
640	}	840	}
641		841
642	sub db_put($$$) {	842	sub db_put($$$) {
643	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
644	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
672		872
673	my @data;	873	my @data;
674	my $md5;	874	my $md5;
675		875
676	for (0 .. $#$src) {	876	for (0 .. $#$src) {
677	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
678	or Carp::croak "$src->[$_]: $!";
679	}	878	}
680		879
681	# if processing is expensive, check	880	# if processing is expensive, check
682	# checksum first	881	# checksum first
683	if (1) {	882	if (1) {
…		…
700		899
701	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
702	my $data = $process->(\@data);	901	my $data = $process->(\@data);
703	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
704		903
705	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706		905
707	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
708	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
709	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
710		909
…		…
720		919
721	=cut	920	=cut
722		921
723	sub datalog($@) {	922	sub datalog($@) {
724	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
725	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726	}	925	}
727		926
728	=back	927	=back
729		928
730	=cut	929	=cut
…		…
925		1124
926	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
927	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928		1127
929	} elsif (ref $type) {	1128	} elsif (ref $type) {
930	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
931		1130
932	} else {	1131	} else {
933	shift @arg;	1132	shift @arg;
934	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
935	}	1134	}
936	}	1135	}
937	}	1136	}
938		1137
939	sub _object_attach {	1138	sub _object_attach {
…		…
949	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
950	}	1149	}
951		1150
952	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
953	} else {	1152	} else {
954	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
955	}	1154	}
956		1155
957	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
958	}	1157	}
959		1158
…		…
1018		1217
1019	for (@$callbacks) {	1218	for (@$callbacks) {
1020	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1021		1220
1022	if ($@) {	1221	if ($@) {
1023	warn "$@";
1024	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025	override;	1223	override;
1026	}	1224	}
1027		1225
1028	return 1 if $override;	1226	return 1 if $override;
1029	}	1227	}
…		…
1108	for (@$attach) {	1306	for (@$attach) {
1109	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1110	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1111	}	1309	}
1112	} else {	1310	} else {
1113	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1114	}	1312	}
1115	}	1313	}
1116	}	1314	}
1117		1315
1118	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1145	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1146		1344
1147	sync_job {	1345	sync_job {
1148	if (length $$rdata) {	1346	if (length $$rdata) {
1149	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1150	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1151	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1152		1351
1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1157	aio_close $fh;	1359	aio_close $fh;
1158		1360
1159	if (@$objs) {	1361	if (@$objs) {
1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1164	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1165	aio_close $fh;	1370	aio_close $fh;
1166	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1167	}	1372	}
1168	} else {	1373	} else {
1169	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
…		…
1172	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
1173		1378
1174	$filename =~ s%/[^/]+$%%;	1379	$filename =~ s%/[^/]+$%%;
1175	aio_pathsync $filename if $cf::USE_FSYNC;	1380	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1381	} else {
1177	warn "unable to save objects: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1178	}	1383	}
1179	} else {	1384	} else {
1180	aio_unlink $filename;	1385	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1182	}	1387	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1412	$av = $st->{objs};
1208	}	1413	}
1209		1414
1210	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1213		1419
1214	($data, $av)	1420	($data, $av)
1215	}	1421	}
1216		1422
1217	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1276	}	1482	}
1277		1483
1278	use File::Glob ();	1484	use File::Glob ();
1279		1485
1280	cf::player->attach (	1486	cf::player->attach (
1281	on_command => sub {	1487	on_unknown_command => sub {
1282	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1283		1489
1284	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1285	or return;	1491	or return;
1286		1492
…		…
1294	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1295		1501
1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1297		1503
1298	if (ref $msg) {	1504	if (ref $msg) {
1299	my ($type, $reply, @payload) =	1505	my ($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		1506
1304	my @reply;	1507	my @reply;
1305		1508
1306	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1307	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1309		1512
1310	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1311	if $reply;	1514	if $reply;
1312		1515
1313	} else {	1516	} else {
1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315	}	1518	}
1316		1519
1317	cf::override;	1520	cf::override;
1318	},	1521	},
1319	);	1522	);
1320		1523
1321	# "readahead" all extensions	1524	# "readahead" all extensions
1322	sub cache_extensions {	1525	sub cache_extensions {
1323	my $grp = IO::AIO::aio_group;	1526	my $grp = IO::AIO::aio_group;
1324		1527
1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326	for (grep /\.ext$/, @{$_[0]}) {	1529	for (grep /\.ext$/, @{$_[0]}) {
1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328	}	1531	}
1329	};	1532	};
1330		1533
1331	$grp	1534	$grp
1332	}	1535	}
1333		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1334	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1335	cf::sync_job {	1553	cf::sync_job {
1336	my %todo;	1554	my %todo;
1337		1555
1338	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1339	next unless -r $path;	1557	next unless -r $path;
…		…
1357		1575
1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360		1578
1361	$ext{source} =	1579	$ext{source} =
1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1363	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1364	. $source	1582	. $source
1365	. "\n};\n1";	1583	. "\n};\n1";
1366		1584
1367	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1368	}	1586	}
1369		1587
		1588	my $pass = 0;
1370	my %done;	1589	my %done;
1371	while (%todo) {	1590	while (%todo) {
1372	my $progress;	1591	my $progress;
1373		1592
		1593	++$pass;
		1594
		1595	ext:
1374	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1375	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1376	goto skip	1598	next ext
1377	unless exists $done{$_};	1599	unless exists $done{$_};
1378	}	1600	}
1379		1601
1380	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381		1603
1382	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1383	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1384	: "$v->{base}: extension inactive.\n";
1385		1617
1386	if (exists $v->{meta}{mandatory}) {
1387	warn $msg;
1388	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389	}	1619	if exists $v->{meta}{mandatory};
1390		1620
1391	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1392	}	1630	}
1393
1394	$done{$k} = delete $todo{$k};
1395	push @EXTS, $v->{pkg};
1396	$progress = 1;
1397	}	1631	}
1398		1632
1399	skip:	1633	unless ($progress) {
1400	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1402	}	1643	}
1403	};	1644	};
1404	}	1645	}
1405		1646
1406	#############################################################################	1647	#############################################################################
…		…
1490	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1491	}	1732	}
1492	}	1733	}
1493	}	1734	}
1494		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1495	sub save($) {	1749	sub save($) {
1496	my ($pl) = @_;	1750	my ($pl) = @_;
1497		1751
1498	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1499		1753
…		…
1504		1758
1505	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1506	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1507		1761
1508	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509		1766
1510	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1511	cf::cede_to_tick;	1768	cf::cede_to_tick;
1512	}	1769	}
1513		1770
…		…
1547	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1548		1805
1549	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1551		1808
1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553	$pl->deactivate;	1810	$pl->deactivate;
		1811
1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555	$pl->ob->check_score;
1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1557	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1558		1817
1559	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1560	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1561	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1615	\@logins	1874	\@logins
1616	}	1875	}
1617		1876
1618	=item $player->maps	1877	=item $player->maps
1619		1878
		1879	=item cf::player::maps $login
		1880
1620	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1621	player. May block.	1882	player. May block.
1622		1883
1623	=cut	1884	=cut
1624		1885
…		…
1686	=cut	1947	=cut
1687		1948
1688	sub find_by_path($) {	1949	sub find_by_path($) {
1689	my ($path) = @_;	1950	my ($path) = @_;
1690		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
		1953
1691	my ($match, $specificity);	1954	my ($match, $specificity);
1692		1955
1693	for my $region (list) {	1956	for my $region (list) {
1694	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
1695	($match, $specificity) = ($region, $region->specificity)	1958	($match, $specificity) = ($region, $region->specificity)
…		…
1723	sub generate_random_map {	1986	sub generate_random_map {
1724	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1725		1988
1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727		1990
1728	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1991	$self->_create_random_map ($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}), $rmp->{custom}
1741	)
1742	}	1992	}
1743		1993
1744	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1745		1995
1746	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1751		2001
1752	sub register {	2002	sub register {
1753	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2004	my $pkg = caller;
1755		2005
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2007
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2009	}
1761		2010
1762	# also paths starting with '/'	2011	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2013
1765	sub thawer_merge {	2014	sub thawer_merge {
1766	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1767		2016
1768	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1773	}	2022	}
1774		2023
1775	sub normalise {	2024	sub normalise {
1776	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1777		2026
1778	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1779		2028
1780	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1781		2030
1782	# map plan:	2031	# map plan:
1783	#	2032	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2048	$path = "$base/$path";
1800	}	2049	}
1801		2050
1802	for ($path) {	2051	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1806	}	2054	}
1807		2055
1808	$path	2056	$path
…		…
1822	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1823	return $self;	2071	return $self;
1824	}	2072	}
1825	}	2073	}
1826		2074
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2076	()
1829	}	2077	}
1830		2078
		2079	# may re-bless or do other evil things
1831	sub init {	2080	sub init {
1832	my ($self) = @_;	2081	my ($self) = @_;
1833		2082
1834	$self	2083	$self
1835	}	2084	}
…		…
1900	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1901		2150
1902	1	2151	1
1903	}	2152	}
1904		2153
		2154	# used to laod the header of an original map
1905	sub load_header_orig {	2155	sub load_header_orig {
1906	my ($self) = @_;	2156	my ($self) = @_;
1907		2157
1908	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1909	}	2159	}
1910		2160
		2161	# used to laod the header of an instantiated map
1911	sub load_header_temp {	2162	sub load_header_temp {
1912	my ($self) = @_;	2163	my ($self) = @_;
1913		2164
1914	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1915	}	2166	}
1916		2167
		2168	# called after loading the header from an instantiated map
1917	sub prepare_temp {	2169	sub prepare_temp {
1918	my ($self) = @_;	2170	my ($self) = @_;
1919		2171
1920	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1921	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1922	# safety	2174	# safety
1923	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1924	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1925	}	2177	}
1926		2178
		2179	# called after loading the header from an original map
1927	sub prepare_orig {	2180	sub prepare_orig {
1928	my ($self) = @_;	2181	my ($self) = @_;
1929		2182
1930	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1931	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1955		2208
1956	sub find;	2209	sub find;
1957	sub find {	2210	sub find {
1958	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1959		2212
		2213	cf::cede_to_tick;
		2214
1960	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1961		2216
1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963	my $guard2 = cf::lock_acquire "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1964		2219
1965	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
…		…
1982		2237
1983	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1984	}	2239	}
1985	}	2240	}
1986		2241
1987	sub pre_load { }	2242	sub pre_load { }
1988	sub post_load { }	2243	#sub post_load { } # XS
1989		2244
1990	sub load {	2245	sub load {
1991	my ($self) = @_;	2246	my ($self) = @_;
1992		2247
1993	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1996		2251
1997	{	2252	{
1998	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1999		2254
2000	return unless $self->valid;	2255	return unless $self->valid;
2001	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2002
2003	$self->in_memory (cf::MAP_LOADING);
2004		2257
2005	$self->alloc;	2258	$self->alloc;
2006		2259
2007	$self->pre_load;	2260	$self->pre_load;
2008	cf::cede_to_tick;	2261	cf::cede_to_tick;
2009		2262
		2263	if (exists $self->{load_path}) {
2010	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2011	$f->skip_block;	2265	$f->skip_block;
2012	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2013	or return;	2267	or return;
2014		2268
2015	$self->post_load_original	2269	$self->post_load_original
2016	if delete $self->{load_original};	2270	if delete $self->{load_original};
2017		2271
2018	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2019	utf8::encode $uniq;	2273	utf8::encode $uniq;
2020	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2021	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2022	$self->clear_unique_items;	2276	$self->clear_unique_items;
2023	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2024	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2025	}	2280	}
2026	}	2281	}
2027	}
2028		2282
2029	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2030		2290
2031	cf::cede_to_tick;	2291	cf::cede_to_tick;
2032	# now do the right thing for maps	2292	# now do the right thing for maps
2033	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2034	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2038	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2039	$self->decay_objects;	2299	$self->decay_objects;
2040	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2041	$self->update_buttons;	2301	$self->update_buttons;
2042	cf::cede_to_tick;	2302	cf::cede_to_tick;
2043	$self->activate;	2303	#$self->activate; # no longer activate maps automatically
2044	}	2304	}
2045		2305
2046	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2047	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2048
2049	$self->in_memory (cf::MAP_ACTIVE);
2050	}	2308	}
2051		2309
2052	$self->post_load;	2310	$self->post_load;
2053	}
2054		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2055	sub customise_for {	2318	sub customise_for {
2056	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2057		2320
2058	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2059	if $self->per_player;	2322	if $self->per_player;
…		…
2062	# if $self->per_party;	2325	# if $self->per_party;
2063		2326
2064	$self	2327	$self
2065	}	2328	}
2066		2329
2067	# find and load all maps in the 3x3 area around a map
2068	sub load_neighbours {
2069	my ($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	$neigh->load;
2090	}
2091	}
2092
2093	sub find_sync {	2330	sub find_sync {
2094	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2095		2332
2096	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2097	}	2338	}
2098		2339
2099	sub do_load_sync {	2340	sub do_load_sync {
2100	my ($map) = @_;	2341	my ($map) = @_;
2101		2342
		2343	# it's a bug to call this from the main context
2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2104		2346
2105	cf::sync_job { $map->load };	2347	$map->load;
2106	}	2348	}
2107		2349
2108	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2109	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2110		2352
2111	sub find_async {	2353	sub find_async {
2112	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2113		2355
2114	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2115		2357
2116	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2118	}	2360	}
2119		2361
2120	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2121		2363
2122	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2136	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2137		2379
2138	()	2380	()
2139	}	2381	}
2140		2382
		2383	# common code, used by both ->save and ->swapout
2141	sub save {	2384	sub _save {
2142	my ($self) = @_;	2385	my ($self) = @_;
2143
2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
2145		2386
2146	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2147		2388
2148	return unless $self->dirty;	2389	return unless $self->dirty;
2149		2390
…		…
2169	} else {	2410	} else {
2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171	}	2412	}
2172	}	2413	}
2173		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2174	sub swap_out {	2423	sub swap_out {
2175	my ($self) = @_;	2424	my ($self) = @_;
2176		2425
2177	# save first because save cedes
2178	$self->save;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2182	return if $self->players;	2430	return if $self->players;
2183	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2184	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2185		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2186	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2187		2482
2188	$self->deactivate;	2483	$self->deactivate;
2189	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2190	$self->clear;	2485	$self->clear;
2191	}
2192
2193	sub reset_at {
2194	my ($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		2486
2236	$self->unlink_save;	2487	$self->unlink_save;
2237	$self->destroy;	2488	$self->destroy;
2238	}	2489	}
2239		2490
…		…
2247		2498
2248	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2249		2500
2250	$self->unlink_save;	2501	$self->unlink_save;
2251		2502
2252	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2253	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2254	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2255	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257		2508
…		…
2314	: normalise $_	2565	: normalise $_
2315	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2316	]	2567	]
2317	}	2568	}
2318		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2319	=back	2602	=back
2320		2603
2321	=head3 cf::object	2604	=head3 cf::object
2322		2605
2323	=cut	2606	=cut
…		…
2455		2738
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2740
2458	The player should be reasonably safe there for short amounts of time (e.g.	2741	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,	2742	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	2743	though, as the player cannot control the character while it is on the link
2461	map.	2744	map.
2462		2745
2463	Will never block.	2746	Will never block.
2464		2747
2465	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
…		…
2486	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2770	my ($self) = @_;
2488		2771
2489	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2490		2773
		2774	++$self->{_link_recursion};
		2775
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2777
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2495		2780
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2782	}
2498		2783
2499	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2501		2786
…		…
2518	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2520		2805
2521	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2524		2809
2525	$map->load;	2810	$map->load;
2526	$map->load_neighbours;
2527		2811
2528	return unless $self->contr->active;	2812	return unless $self->contr->active;
2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530	$self->activate_recursive;
2531		2813
2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2534	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2535		2821
		2822	}
		2823
2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537		2825
2538	Moves the player to the given map-path and coordinates by first freezing	2826	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	2827	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	2828	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	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2548		2836
2549	our $GOTOGEN;	2837	our $GOTOGEN;
2550		2838
2551	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2552	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2553		2847
2554	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556		2850
2557	$self->enter_link;	2851	$self->enter_link;
…		…
2577	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2578	}	2872	}
2579	}	2873	}
2580		2874
2581	my $map = eval {	2875	my $map = eval {
2582	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583		2877
2584	if ($map) {	2878	if ($map) {
2585	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2586	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2587	} else {	2881	} else {
2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589	}	2883	}
2590		2884
2591	$map	2885	$map
…		…
2599	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2600	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2601	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2602	}	2896	}
2603		2897
2604	$done->() if $done;	2898	$done->($self) if $done;
2605	})->prio (1);	2899	})->prio (1);
2606	}	2900	}
2607		2901
2608	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2609		2903
…		…
2677	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2678		2972
2679	unless (eval {	2973	unless (eval {
2680	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2681		2975
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;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2691	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2692	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2693		3002
2694	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2695		3004
2696	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2697	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
…		…
2702	$self->message ("Something went wrong deep within the deliantra server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2706		3015
2707	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	3017	$self->leave_link;
2709	}	3018	}
2710	})->prio (1);	3019	})->prio (1);
2711	}	3020	}
2712		3021
…		…
2724	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2726		3035
2727	utf8::encode $text;	3036	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2729	}	3063	}
2730		3064
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3066
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3071
2738	=cut	3072	=cut
2739		3073
2740	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2742	"c/identify" => {	3082	"c/identify" => {
2743	id => "infobox",	3083	id => "infobox",
2744	title => "Identify",	3084	title => "Identify",
2745	reply => undef,	3085	reply => undef,
2746	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3088	"c/examine" => {
2749	id => "infobox",	3089	id => "infobox",
2750	title => "Examine",	3090	title => "Examine",
2751	reply => undef,	3091	reply => undef,
2752	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3099	},
2754	"c/book" => {	3100	"c/book" => {
2755	id => "infobox",	3101	id => "infobox",
2756	title => "Book",	3102	title => "Book",
2757	reply => undef,	3103	reply => undef,
…		…
2803	id => "infobox",	3149	id => "infobox",
2804	title => "Pets",	3150	title => "Pets",
2805	reply => undef,	3151	reply => undef,
2806	tooltip => "Shows information abotu your pets/a specific pet",	3152	tooltip => "Shows information abotu your pets/a specific pet",
2807	},	3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2808	"c/uptime" => {	3160	"c/uptime" => {
2809	id => "infobox",	3161	id => "infobox",
2810	title => "Uptime",	3162	title => "Uptime",
2811	reply => undef,	3163	reply => undef,
2812	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2867	my $pkt = "msg "	3219	my $pkt = "msg "
2868	. $self->{json_coder}->encode (	3220	. $self->{json_coder}->encode (
2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2870	);	3222	);
2871		3223
2872	# try lzf for large packets
2873	$pkt = "lzf " . Compress::LZF::compress $pkt
2874	if 1024 <= length $pkt and $self->{can_lzf};
2875
2876	# split very large packets
2877	if (8192 < length $pkt and $self->{can_lzf}) {
2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2879	$pkt = "frag";
2880	}
2881
2882	$self->send_packet ($pkt);	3224	$self->send_big_packet ($pkt);
2883	}	3225	}
2884		3226
2885	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2886		3228
2887	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2890		3232
2891	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2892	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2893		3235
2894	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2895	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2896	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2897	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2899	}	3241	}
2900	}	3242	}
2901		3243
2902	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2903		3245
…		…
2906	=cut	3248	=cut
2907		3249
2908	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2909	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2910		3252
2911	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2912	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2913	} elsif ($self->extcmd == 1) {
2914	#TODO: version 1, remove
2915	unshift @msg, msgtype => "reply", msgid => $id;
2916	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2917	}
2918	}	3256	}
2919		3257
2920	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2921		3259
2922	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2977	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2978		3316
2979	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2980		3318
2981	if (ref $msg) {	3319	if (ref $msg) {
2982	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2983	"ARRAY" eq ref $msg
2984	? @$msg
2985	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2986		3321
2987	my @reply;	3322	my @reply;
2988		3323
2989	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2990	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2992		3327
2993	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2994	if $reply;	3329	if $reply;
2995		3330
2996	} else {	3331	} else {
2997	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2998	}	3333	}
2999		3334
3000	cf::override;	3335	cf::override;
3001	},	3336	},
3002	);	3337	);
…		…
3022		3357
3023	$coro	3358	$coro
3024	}	3359	}
3025		3360
3026	cf::client->attach (	3361	cf::client->attach (
3027	on_destroy => sub {	3362	on_client_destroy => sub {
3028	my ($ns) = @_;	3363	my ($ns) = @_;
3029		3364
3030	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3031	},	3366	},
3032	);	3367	);
…		…
3048	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3049		3384
3050	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3051		3386
3052	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3053	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3054	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3055	sort time	3390	sort time
3056	));	3391	));
3057		3392
3058	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3083	decrease split destroy change_exp value msg lore send_msg)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3084	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3085	["cf::player" => qw(peaceful send_msg)],	3420	["cf::player" => qw(peaceful send_msg)],
3086	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3087	) {	3422	) {
3088	no strict 'refs';
3089	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3091	for @funs;	3425	for @funs;
3092	}	3426	}
3093		3427
…		…
3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3111	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3112		3446
3113	%vars = (_dummy => 0) unless %vars;	3447	%vars = (_dummy => 0) unless %vars;
3114		3448
		3449	my @res;
3115	local $_;	3450	local $_;
3116	local @safe::cf::_safe_eval_args = values %vars;
3117		3451
3118	my $eval =	3452	my $eval =
3119	"do {\n"	3453	"do {\n"
3120	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3121	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3122	. $code	3456	. $code
3123	. "\n}"	3457	. "\n}"
3124	;	3458	;
3125		3459
		3460	if ($CFG{safe_eval}) {
3126	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3127	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3128	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3129		3469
3130	if ($@) {	3470	if ($@) {
3131	warn "$@";	3471	warn "$@",
3132	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3133	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3134	}	3474	}
3135		3475
3136	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3137	}	3477	}
3138		3478
…		…
3152	=cut	3492	=cut
3153		3493
3154	sub register_script_function {	3494	sub register_script_function {
3155	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3156		3496
3157	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3158	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3159	}	3499	}
3160		3500
3161	=back	3501	=back
3162		3502
3163	=cut	3503	=cut
3164		3504
3165	#############################################################################	3505	#############################################################################
3166	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3167		3509
3168	sub load_facedata($) {	3510	sub load_facedata($) {
3169	my ($path) = @_;	3511	my ($path) = @_;
3170		3512
3171	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3172	# for this (global event?)	3514	# for this (global event?)
3173	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3174		3516
3175	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3176		3518
3177	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3178		3520
3179	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3180	0 < aio_load $path, $facedata
3181	or die "$path: $!";
3182
3183	$facedata = Coro::Storable::thaw $facedata;
3184		3522
3185	$facedata->{version} == 2	3523	$facedata->{version} == 2
3186	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3187		3525
3188	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3189	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3190	type => FT_RSRC,	3529	type => FT_RSRC,
3191	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3192	};	3532	};
3193	cf::cede_to_tick;	3533	cf::cede_to_tick;
3194		3534
3195	{	3535	{
3196	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3197		3537
3198	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3200		3541
3201	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3202	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3203	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3205		3548
3206	cf::cede_to_tick;	3549	cf::cede_to_tick;
3207	}	3550	}
3208		3551
3209	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3214		3557
3215	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3216	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3218	} else {	3561	} else {
3219	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3220	}	3563	}
3221		3564
3222	cf::cede_to_tick;	3565	cf::cede_to_tick;
3223	}	3566	}
3224	}	3567	}
…		…
3233		3576
3234	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3235	}	3578	}
3236		3579
3237	{	3580	{
3238	# TODO: for gcfclient pleasure, we should give resources
3239	# that gcfclient doesn't grok a >10000 face index.
3240	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3241		3582
3242	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3243	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3245	my $data;
3246		3587
3247	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3248	# prepend meta info
3249
3250	my $meta = $enc->encode ({
3251	name => $name,
3252	%{ $info->{meta} || {} },
3253	});
3254
3255	$data = pack "(w/a*)*", $meta, $info->{data};
3256	} else {
3257	$data = $info->{data};
3258	}
3259
3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3261	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3262	} else {	3592	} else {
3263	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3264	}	3594	}
3265		3595
3266	cf::cede_to_tick;	3596	cf::cede_to_tick;
3267	}	3597	}
3268	}	3598	}
3269		3599
3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3271		3601
3272	1	3602	1
3273	}	3603	}
3274
3275	cf::global->attach (on_resource_update => sub {
3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3278
3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3280	my $sound = $soundconf->{compat}[$_]
3281	or next;
3282
3283	my $face = cf::face::find "sound/$sound->[1]";
3284	cf::sound::set $sound->[0] => $face;
3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3286	}
3287
3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
3289	my $face = cf::face::find "sound/$v";
3290	cf::sound::set $k => $face;
3291	}
3292	}
3293	});
3294		3604
3295	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3296	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3297		3607
3298	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3337	sub reload_treasures {	3647	sub reload_treasures {
3338	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3339	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3340	}	3650	}
3341		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3342	sub reload_resources {	3672	sub reload_resources {
3343	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3344		3674
		3675	reload_exp_table;
		3676	reload_materials;
3345	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3346	reload_archetypes;	3679	reload_archetypes;
3347	reload_regions;	3680	reload_regions;
3348	reload_treasures;	3681	reload_treasures;
3349		3682
3350	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3351	}	3684	}
3352		3685
3353	sub reload_config {	3686	sub reload_config {
3354	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3355	or return;
3356		3688
3357	local $/;	3689	my $config = load_file "$CONFDIR/config";
3358	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3359		3692
3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3361		3694
3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3364		3697
3365	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3388		3721
3389	seek $fh, 0, 0;	3722	seek $fh, 0, 0;
3390	print $fh $$;	3723	print $fh $$;
3391	}	3724	}
3392		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3393	sub main {	3735	sub main {
3394	cf::init_globals; # initialise logging	3736	cf::init_globals; # initialise logging
3395		3737
3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3400
3401	cf::init_experience;
3402	cf::init_anim;
3403	cf::init_attackmess;
3404	cf::init_dynamic;
3405		3742
3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3407		3744
3408	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3409	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
…		…
3415	};	3752	};
3416		3753
3417	evthread_start IO::AIO::poll_fileno;	3754	evthread_start IO::AIO::poll_fileno;
3418		3755
3419	cf::sync_job {	3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
3420	reload_resources;	3765	reload_resources;
3421	reload_config;	3766	reload_config;
3422	db_init;	3767	db_init;
3423		3768
3424	cf::load_settings;
3425	cf::load_materials;
3426	cf::init_uuid;	3769	cf::init_uuid;
3427	cf::init_signals;	3770	cf::init_signals;
3428	cf::init_commands;
3429	cf::init_skills;	3771	cf::init_skills;
3430		3772
3431	cf::init_beforeplay;	3773	cf::init_beforeplay;
3432		3774
3433	atomic;	3775	atomic;
…		…
3435	load_extensions;	3777	load_extensions;
3436		3778
3437	utime time, time, $RUNTIMEFILE;	3779	utime time, time, $RUNTIMEFILE;
3438		3780
3439	# no (long-running) fork's whatsoever before this point(!)	3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3441		3784
3442	(pop @POST_INIT)->(0) while @POST_INIT;	3785	cf::_post_init 0;
3443	};	3786	};
3444		3787
3445	EV::loop;	3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3446	}	3796	}
3447		3797
3448	#############################################################################	3798	#############################################################################
3449	# initialisation and cleanup	3799	# initialisation and cleanup
3450		3800
3451	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3452	BEGIN {	3802	BEGIN {
3453	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3454	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3456	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3457	};	3807	};
3458	}	3808	}
3459	}	3809	}
3460		3810
3461	sub write_runtime_sync {	3811	sub write_runtime_sync {
		3812	my $t0 = AE::time;
		3813
3462	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3463	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3464		3816
3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3466		3818
3467	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3468		3820
3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3470	or return;	3822	or return;
3471		3823
3472	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3473	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3474	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3487	or return;	3839	or return;
3488		3840
3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3490	and return;	3842	and return;
3491		3843
3492	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3493		3845
3494	1	3846	1
3495	}	3847	}
3496		3848
3497	our $uuid_lock;	3849	our $uuid_lock;
…		…
3509	or return;	3861	or return;
3510		3862
3511	my $value = uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
3512		3864
3513	unless ($value) {	3865	unless ($value) {
3514	warn "cowardly refusing to write zero uuid value!\n";	3866	info "cowardly refusing to write zero uuid value!\n";
3515	return;	3867	return;
3516	}	3868	}
3517		3869
3518	my $value = uuid_str $value + $uuid_skip;	3870	my $value = uuid_str $value + $uuid_skip;
3519	$uuid_skip = 0;	3871	$uuid_skip = 0;
…		…
3529	or return;	3881	or return;
3530		3882
3531	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3532	and return;	3884	and return;
3533		3885
3534	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3535		3887
3536	1	3888	1
3537		3889
3538	}	3890	}
3539		3891
…		…
3545	}	3897	}
3546		3898
3547	sub emergency_save() {	3899	sub emergency_save() {
3548	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3549		3901
3550	warn "emergency_perl_save: enter\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3551		3908
3552	cf::sync_job {	3909	cf::sync_job {
3553	# this is a trade-off: we want to be very quick here, so	3910	cf::write_runtime_sync; # external watchdog should not bark
3554	# save all maps without fsync, and later call a global sync
3555	# (which in turn might be very very slow)
3556	local $USE_FSYNC = 0;
3557		3911
3558	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3559	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3560	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3561	warn "emergency_perl_save: begin player save\n";	3915	info "emergency_perl_save: begin player save\n";
3562	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3563	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3564	$pl->valid or next;	3918	$pl->valid or next;
3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3566	$pl->save;	3920	$pl->save;
3567	}	3921	}
3568	warn "emergency_perl_save: end player save\n";	3922	info "emergency_perl_save: end player save\n";
3569		3923
		3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
3570	warn "emergency_perl_save: begin map save\n";	3926	info "emergency_perl_save: begin map save\n";
3571	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3572	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3573	$map->valid or next;	3929	$map->valid or next;
3574	$map->save;	3930	$map->save;
3575	}	3931	}
3576	warn "emergency_perl_save: end map save\n";	3932	info "emergency_perl_save: end map save\n";
3577		3933
		3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
3578	warn "emergency_perl_save: begin database checkpoint\n";	3936	info "emergency_perl_save: begin database checkpoint\n";
3579	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3580	warn "emergency_perl_save: end database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3581		3939
3582	warn "emergency_perl_save: begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3583	write_uuid_sync 1;	3941	write_uuid_sync 1;
3584	warn "emergency_perl_save: end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3585	};	3962	};
3586		3963
3587	warn "emergency_perl_save: starting sync()\n";
3588	IO::AIO::aio_sync sub {
3589	warn "emergency_perl_save: finished sync()\n";
3590	};
3591
3592	warn "emergency_perl_save: leave\n";	3964	info "emergency_perl_save: leave\n";
3593	}	3965	}
3594		3966
3595	sub post_cleanup {	3967	sub post_cleanup {
3596	my ($make_core) = @_;	3968	my ($make_core) = @_;
3597		3969
		3970	IO::AIO::flush;
		3971
3598	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	3973	if $make_core;
3600		3974
3601	my $fh = pidfile;	3975	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	3976	unlink $PIDFILE if <$fh> == $$;
3603	}	3977	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	3998	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	3999	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4001	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4002	}
3630		4003
3631	sub do_reload_perl() {	4004	sub do_reload_perl() {
3632	# can/must only be called in main	4005	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3634	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3635	return;	4008	return;
3636	}	4009	}
3637		4010
3638	return if $RELOAD++;	4011	return if $RELOAD++;
3639		4012
3640	my $t1 = EV::time;	4013	my $t1 = AE::time;
3641		4014
3642	while ($RELOAD) {	4015	while ($RELOAD) {
3643	warn "reloading...";	4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
3644		4018
3645	warn "entering sync_job";	4019	trace "perl_reload: entering sync_job";
3646		4020
3647	cf::sync_job {	4021	cf::sync_job {
3648	cf::write_runtime_sync; # external watchdog should not bark
3649	cf::emergency_save;	4022	#cf::emergency_save;
3650	cf::write_runtime_sync; # external watchdog should not bark
3651		4023
3652	warn "syncing database to disk";
3653	BDB::db_env_txn_checkpoint $DB_ENV;
3654
3655	# if anything goes wrong in here, we should simply crash as we already saved
3656
3657	warn "flushing outstanding aio requests";
3658	while (IO::AIO::nreqs || BDB::nreqs) {
3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3660	}
3661
3662	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3663	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3664	%EXT_CORO = ();	4026	%EXT_CORO = ();
3665		4027
3666	warn "removing commands";	4028	trace "perl_reload: removing commands";
3667	%COMMAND = ();	4029	%COMMAND = ();
3668		4030
3669	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3670	%EXTCMD = ();	4032	%EXTCMD = ();
3671	%EXTICMD = ();	4033	%EXTICMD = ();
3672		4034
3673	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3674	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3675	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3676		4038
3677	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3678	eval {	4040	eval {
3679	$cb->($pkg);	4041	$cb->($pkg);
3680	1	4042	1
3681	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
3682	}	4044	}
3683		4045
3684	warn "... clearing $pkg";	4046	trace "... clearing $pkg";
3685	clear_package $pkg;	4047	clear_package $pkg;
3686	}	4048	}
3687		4049
3688	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3689	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3691		4053
3692	warn "... unloading $k";	4054	trace "... unloading $k";
3693	delete $INC{$k};	4055	delete $INC{$k};
3694		4056
3695	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3696	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3697		4059
…		…
3700	}	4062	}
3701		4063
3702	clear_package $k;	4064	clear_package $k;
3703	}	4065	}
3704		4066
3705	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3706	clear_package "safe::$_"	4068	clear_package "safe::$_"
3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3708		4070
3709	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3710	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3712		4074
3713	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3714	# and global variables created in xs	4076	# and global variables created in xs
3715	#clear_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3716		4078
3717	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3718		4080
3719	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3720	require cf;	4082	require cf;
3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3722		4084
3723	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3724	cf::reload_config;	4086	cf::reload_config;
3725		4087
3726	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3727	cf::load_extensions;	4089	cf::load_extensions;
3728		4090
3729	if ($REATTACH_ON_RELOAD) {	4091	if ($REATTACH_ON_RELOAD) {
3730	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3731	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3732	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3733	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3734	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3735	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
3736	}	4098	}
3737		4099
3738	warn "running post_init jobs";	4100	cf::_post_init 1;
3739	(pop @POST_INIT)->(1) while @POST_INIT;
3740		4101
3741	warn "leaving sync_job";	4102	trace "perl_reload: leaving sync_job";
3742		4103
3743	1	4104	1
3744	} or do {	4105	} or do {
3745	warn $@;	4106	error $@;
3746	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3747	};	4108	};
3748		4109
3749	warn "reloaded";
3750	--$RELOAD;	4110	--$RELOAD;
3751	}	4111	}
3752		4112
3753	$t1 = EV::time - $t1;	4113	$t1 = AE::time - $t1;
3754	warn "reload completed in ${t1}s\n";	4114	info "perl_reload: completed in ${t1}s\n";
3755	};	4115	};
3756		4116
3757	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3758		4118
3759	sub reload_perl() {	4119	sub reload_perl() {
…		…
3761	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3762		4122
3763	$RELOAD_WATCHER ||= cf::async {	4123	$RELOAD_WATCHER ||= cf::async {
3764	Coro::AIO::aio_wait cache_extensions;	4124	Coro::AIO::aio_wait cache_extensions;
3765		4125
3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3767	do_reload_perl;	4127	do_reload_perl;
3768	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
3769	};	4129	};
3770	};	4130	};
3771	}	4131	}
…		…
3780	reload_perl;	4140	reload_perl;
3781	};	4141	};
3782	}	4142	}
3783	};	4143	};
3784		4144
3785	unshift @INC, $LIBDIR;	4145	#############################################################################
3786		4146
3787	my $bug_warning = 0;	4147	my $bug_warning = 0;
3788		4148
3789	our @WAIT_FOR_TICK;
3790	our @WAIT_FOR_TICK_BEGIN;
3791
3792	sub wait_for_tick {	4149	sub wait_for_tick() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4151
3795	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3796	push @WAIT_FOR_TICK, $signal;
3797	$signal->wait;
3798	}	4153	}
3799		4154
3800	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3801	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3802		4157
3803	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3804	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3805	$signal->wait;	4160	$signal->wait;
3806	}	4161	}
…		…
3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3811	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3812	return;	4167	return;
3813	}	4168	}
3814		4169
3815	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3816		4173
3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3819	Coro::async_pool {	4176	Coro::async_pool {
3820	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3821	write_runtime_sync	4178	write_runtime_sync
3822	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3823	};	4180	};
3824	}	4181	}
3825		4182
3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3827	$sig->send;	4184	$sig->send;
3828	}	4185	}
3829	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3830	$sig->send;
3831	}
3832		4187
3833	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3835		4190
3836	if (0) {	4191	if (0) {
3837	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3838	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3840	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3841	}	4196	}
3842	}	4197	}
3843	}	4198	}
3844		4199
3845	{	4200	{
3846	# configure BDB	4201	# configure BDB
3847		4202
3848	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3849	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3850	$AnyEvent::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3851		4206
3852	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3853	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3890	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3891	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3892	undef $AnyEvent::AIO::WATCHER;	4247	undef $AnyEvent::AIO::WATCHER;
3893	}	4248	}
3894		4249
3895	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3896		4252
3897	sub _log_backtrace {	4253	sub _log_backtrace {
3898	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3899		4255
3900	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3901		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3902	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3903	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3904	++$_log_backtrace;	4264	++$_log_backtrace;
3905	my $perl_bt = Carp::longmess $msg;	4265	my $perl_bt = Carp::longmess $msg;
3906	async {	4266	async {
3907	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3908		4268
…		…
3928	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3929	--$_log_backtrace;	4289	--$_log_backtrace;
3930	};	4290	};
3931	} else {	4291	} else {
3932	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3933	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3934	}	4294	}
3935	}	4295	}
3936		4296
3937	# load additional modules	4297	# load additional modules
3938	require "cf/$_.pm" for @EXTRA_MODULES;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3939		4300
3940	END { cf::emergency_save }	4301	END { cf::emergency_save }
3941		4302
3942	1	4303	1
3943		4304

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