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Revision 1.453 by root, Tue Sep 23 04:29:11 2008 UTC vs.
Revision 1.574 by root, Sun May 8 21:51:27 2011 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 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	# <http://www.gnu.org/licenses/>.
18	#	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 "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 Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
70		71
71	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	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
74		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
75	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;
76		82
77	our %COMMAND = ();	83	our %COMMAND = ();
78	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
79		85
80	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
83	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
85		91
86	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
87	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
88		96
89	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
90	our $DATADIR = datadir;	99	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
94	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		112
103	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;
104		120
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	123	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		125
110	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	129	our $DB_ENV;
114		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
115	our %CFG;	133	our %CFG;
116		134
117	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
119	our $NOW;	138	our $NOW;
120		139
121	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	149	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
132		151
133	our @POST_INIT;	152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
134		159
135	binmode STDOUT;	160	binmode STDOUT;
136	binmode STDERR;	161	binmode STDERR;
137		162
138	# read virtual server time, if available	163	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
143	}	168	}
144		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
145	mkdir $_	172	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		174
148	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
149		176
150	sub cf::map::normalise;	177	sub cf::map::normalise;
151		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
152	#############################################################################	183	#############################################################################
153		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
154	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
155		197
156	=over 4	198	=over 4
157		199
158	=item $cf::UPTIME	200	=item $cf::UPTIME
159		201
160	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
161		218
162	=item $cf::RUNTIME	219	=item $cf::RUNTIME
163		220
164	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
165	every server tick.	222	every server tick.
…		…
171	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
174	database environment.	231	database environment.
175		232
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	233	=item $cf::LOADAVG
185		234
186	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
197	from wherever your confdir points to.	246	from wherever your confdir points to.
198		247
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		249
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
202	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
205	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
206		272
207	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
208	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
209	that call.	275	that call.
210		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
211	=back	283	=back
212		284
213	=cut	285	=cut
214		286
215	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
216	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
217	my $msg = join "", @_;	294	my $msg = join "", @_;
218		295
219	$msg .= "\n"	296	$msg .= "\n"
220	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
221		298
222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
223		300
224	LOG llevError, $msg;	301	LOG llevWarn, $msg;
225	};	302	};
226	}
227		303
228	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
230		306
231	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	311	return;#d#
234	}#d#	312	}#d#
235		313
236	# kill coroutine otherwise	314	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	315	Coro::terminate
239	};	316	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		317
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	335	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	337	}
263		338
264	$EV::DIED = sub {	339	$EV::DIED = sub {
265	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
266	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
267		347
268	#############################################################################	348	#############################################################################
269		349
270	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
271		351
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	373	$d
294	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
295	}	375	}
296		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
297	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
298		392
299	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
300		394
301	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		402
309	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
311		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
312	=item cf::post_init { BLOCK }	437	=item cf::post_init { BLOCK }
313		438
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	440	but I<before> the server starts ticking again.
316		441
317	The cdoeblock will have a single boolean argument to indicate whether this	442	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	443	is a reload or not.
319		444
320	=cut	445	=cut
321		446
322	sub post_init(&) {	447	sub post_init(&) {
323	push @POST_INIT, shift;	448	push @POST_INIT, shift;
324	}	449	}
325		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
326	=item cf::lock_wait $string	468	=item cf::lock_wait $string
327		469
328	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
329		471
330	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
331		473
332	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
334	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
335	returned.	477	returned.
336		478
337	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
338	deadlocked coro.	480	deadlocked coro.
…		…
344		486
345	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
346		488
347	=cut	489	=cut
348		490
349	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		492
352	sub lock_wait($) {	493	sub lock_wait($) {
353	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	495	}
367		496
368	sub lock_acquire($) {	497	sub lock_acquire($) {
369	my ($key) = @_;	498	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	499	}
383		500
384	sub lock_active($) {	501	sub lock_active($) {
385	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	503	}
389		504
390	sub freeze_mainloop {	505	sub freeze_mainloop {
391	tick_inhibit_inc;	506	tick_inhibit_inc;
392		507
393	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
394	}	509	}
395		510
396	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
397		512
398	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
399	get spread over timer.	514	get spread over time.
400		515
401	=cut	516	=cut
402		517
403	sub periodic($$) {	518	sub periodic($$) {
404	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
409	}	524	}
410		525
411	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
412		527
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
416		535
417	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
418	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
419		538
420	Useful for short background jobs.	539	Useful for short background jobs.
421		540
422	=cut	541	=cut
423		542
424	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
426		546
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
430		550
431	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
432		553
433	while () {	554	while () {
434	next_job:	555	next_job:
		556
435	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	558
437	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	563	$job->[2]->send;
441	Coro::cede;	564	Coro::cede;
442	goto next_job;	565	goto next_job;
443	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	568	}
445	}	569	}
446		570
447	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
449	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	574	} else {
		575	$busy = 0;
452	Coro::schedule;	576	Coro::schedule;
453	}	577	}
454	}	578	}
455	};	579	};
456		580
457	sub get_slot($;$$) {	581	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
459		583
460	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
461		585
462	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
463	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
464		589
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
493	=cut	618	=cut
494		619
495	sub sync_job(&) {	620	sub sync_job(&) {
496	my ($job) = @_;	621	my ($job) = @_;
497		622
498	if ($Coro::current == $Coro::main) {	623	if (in_main) {
499	my $time = EV::time;	624	my $time = AE::time;
500		625
501	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
503		628
504	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
505		630
506	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
507		632
508	my $busy = 1;	633	my $busy = 1;
509	my @res;	634	my @res;
510		635
511	(async {	636	(async {
512	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	638	@res = eval { $job->() };
514	warn $@ if $@;	639	error $@ if $@;
515	undef $busy;	640	undef $busy;
516	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
517		642
518	while ($busy) {	643	while ($busy) {
519	if (Coro::nready) {	644	if (Coro::nready) {
…		…
521	} else {	646	} else {
522	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
523	}	648	}
524	}	649	}
525		650
526	my $time = EV::time - $time;	651	my $time = AE::time - $time;
527		652
528	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
529		654
530	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
531	} else {	656	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
554		679
555	$coro	680	$coro
556	}	681	}
557		682
558	=item fork_call { }, $args	683	=item fork_call { }, @args
559		684
560	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
564		689
565	=cut	690	=cut
566		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
567	sub fork_call(&@) {	696	sub fork_call(&@) {
568	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
569		698
570	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
573		702
574	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
575	reset_signals;	704	cf::post_fork;
576	&$cb	705	&$cb
577	}, @args;	706	} @args;
578		707
579	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
580	}	720	}
581		721
582	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
583		723
584	=cut	724	=cut
…		…
621	within each server.	761	within each server.
622		762
623	=cut	763	=cut
624		764
625	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
626	my ($name) = @_;	769	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
628		771
629	eval {	772	eval {
630	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
640	}	783	}
641		784
642	our $DB;	785	our $DB;
643		786
644	sub db_init {	787	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	788	$DB ||= db_table "db";
647	};
648	}	789	}
649		790
650	sub db_get($$) {	791	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
652		793
653	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
654	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
655		798
656	$! ? ()	799	$! ? ()
657	: $data	800	: $data
658	}
659	}	801	}
660		802
661	sub db_put($$$) {	803	sub db_put($$$) {
662	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		833
692	my @data;	834	my @data;
693	my $md5;	835	my $md5;
694		836
695	for (0 .. $#$src) {	837	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	839	}
699		840
700	# if processing is expensive, check	841	# if processing is expensive, check
701	# checksum first	842	# checksum first
702	if (1) {	843	if (1) {
…		…
719		860
720	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
721	my $data = $process->(\@data);	862	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
723		864
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		866
726	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
729		870
…		…
739		880
740	=cut	881	=cut
741		882
742	sub datalog($@) {	883	sub datalog($@) {
743	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	886	}
746		887
747	=back	888	=back
748		889
749	=cut	890	=cut
…		…
944		1085
945	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1088
948	} elsif (ref $type) {	1089	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
950		1091
951	} else {	1092	} else {
952	shift @arg;	1093	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
954	}	1095	}
955	}	1096	}
956	}	1097	}
957		1098
958	sub _object_attach {	1099	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
969	}	1110	}
970		1111
971	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
972	} else {	1113	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1115	}
975		1116
976	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
977	}	1118	}
978		1119
…		…
1037		1178
1038	for (@$callbacks) {	1179	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1040		1181
1041	if ($@) {	1182	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1184	override;
1045	}	1185	}
1046		1186
1047	return 1 if $override;	1187	return 1 if $override;
1048	}	1188	}
…		…
1127	for (@$attach) {	1267	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1130	}	1270	}
1131	} else {	1271	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1273	}
1134	}	1274	}
1135	}	1275	}
1136		1276
1137	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1165		1305
1166	sync_job {	1306	sync_job {
1167	if (length $$rdata) {	1307	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1171		1312
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1176	aio_close $fh;	1320	aio_close $fh;
1177		1321
1178	if (@$objs) {	1322	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1184	aio_close $fh;	1331	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1333	}
1187	} else {	1334	} else {
1188	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1189	}	1336	}
1190		1337
1191	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1342	} else {
1193	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1194	}	1344	}
1195	} else {	1345	} else {
1196	aio_unlink $filename;	1346	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1198	}	1348	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1373	$av = $st->{objs};
1224	}	1374	}
1225		1375
1226	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1229		1380
1230	($data, $av)	1381	($data, $av)
1231	}	1382	}
1232		1383
1233	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1289	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1290		1441
1291	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1292	}	1443	}
1293		1444
		1445	use File::Glob ();
		1446
1294	cf::player->attach (	1447	cf::player->attach (
1295	on_command => sub {	1448	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1297		1450
1298	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1299	or return;	1452	or return;
1300		1453
…		…
1323		1476
1324	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1325	if $reply;	1478	if $reply;
1326		1479
1327	} else {	1480	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1482	}
1330		1483
1331	cf::override;	1484	cf::override;
1332	},	1485	},
1333	);	1486	);
1334		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1335	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1336	cf::sync_job {	1504	cf::sync_job {
1337	my %todo;	1505	my %todo;
1338		1506
1339	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1508	next unless -r $path;
…		…
1358		1526
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1529
1362	$ext{source} =	1530	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1365	. $source	1533	. $source
1366	. "\n};\n1";	1534	. "\n};\n1";
1367		1535
1368	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1369	}	1537	}
1370		1538
		1539	my $pass = 0;
1371	my %done;	1540	my %done;
1372	while (%todo) {	1541	while (%todo) {
1373	my $progress;	1542	my $progress;
1374		1543
		1544	++$pass;
		1545
		1546	ext:
1375	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1549	next ext
1378	unless exists $done{$_};	1550	unless exists $done{$_};
1379	}	1551	}
1380		1552
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1554
1383	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1559
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1561	if exists $v->{meta}{mandatory};
1391		1562
1392	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1393	}	1572	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1573	}
1399		1574
1400	skip:	1575	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1403	}	1585	}
1404	};	1586	};
1405	}	1587	}
1406		1588
1407	#############################################################################	1589	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1492	}	1674	}
1493	}	1675	}
1494	}	1676	}
1495		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1496	sub save($) {	1691	sub save($) {
1497	my ($pl) = @_;	1692	my ($pl) = @_;
1498		1693
1499	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1500		1695
…		…
1505		1700
1506	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1508		1703
1509	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1708
1511	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1710	cf::cede_to_tick;
1513	}	1711	}
1514		1712
…		…
1548	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1549		1747
1550	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1750
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1752	$pl->deactivate;
		1753
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1558	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1559		1759
1560	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1616	\@logins	1816	\@logins
1617	}	1817	}
1618		1818
1619	=item $player->maps	1819	=item $player->maps
1620		1820
		1821	=item cf::player::maps $login
		1822
1621	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1622	player. May block.	1824	player. May block.
1623		1825
1624	=cut	1826	=cut
1625		1827
…		…
1687	=cut	1889	=cut
1688		1890
1689	sub find_by_path($) {	1891	sub find_by_path($) {
1690	my ($path) = @_;	1892	my ($path) = @_;
1691		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1692	my ($match, $specificity);	1896	my ($match, $specificity);
1693		1897
1694	for my $region (list) {	1898	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1696	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
…		…
1724	sub generate_random_map {	1928	sub generate_random_map {
1725	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1726		1930
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		1932
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	1934	}
1744		1935
1745	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1746		1937
1747	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1752		1943
1753	sub register {	1944	sub register {
1754	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	1946	my $pkg = caller;
1756		1947
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		1949
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	1951	}
1762		1952
1763	# also paths starting with '/'	1953	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		1955
1766	sub thawer_merge {	1956	sub thawer_merge {
1767	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1768		1958
1769	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1774	}	1964	}
1775		1965
1776	sub normalise {	1966	sub normalise {
1777	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1778		1968
1779	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1780		1970
1781	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1782		1972
1783	# map plan:	1973	# map plan:
1784	#	1974	#
…		…
1799	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	1990	$path = "$base/$path";
1801	}	1991	}
1802		1992
1803	for ($path) {	1993	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1807	}	1996	}
1808		1997
1809	$path	1998	$path
…		…
1823	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1824	return $self;	2013	return $self;
1825	}	2014	}
1826	}	2015	}
1827		2016
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2018	()
1830	}	2019	}
1831		2020
		2021	# may re-bless or do other evil things
1832	sub init {	2022	sub init {
1833	my ($self) = @_;	2023	my ($self) = @_;
1834		2024
1835	$self	2025	$self
1836	}	2026	}
…		…
1867		2057
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1870	}	2060	}
1871		2061
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2062	sub decay_objects {
1882	my ($self) = @_;	2063	my ($self) = @_;
1883		2064
1884	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1885		2066
…		…
1910	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1911		2092
1912	1	2093	1
1913	}	2094	}
1914		2095
		2096	# used to laod the header of an original map
1915	sub load_header_orig {	2097	sub load_header_orig {
1916	my ($self) = @_;	2098	my ($self) = @_;
1917		2099
1918	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1919	}	2101	}
1920		2102
		2103	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2104	sub load_header_temp {
1922	my ($self) = @_;	2105	my ($self) = @_;
1923		2106
1924	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1925	}	2108	}
1926		2109
		2110	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2111	sub prepare_temp {
1928	my ($self) = @_;	2112	my ($self) = @_;
1929		2113
1930	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1932	# safety	2116	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2119	}
1936		2120
		2121	# called after loading the header from an original map
1937	sub prepare_orig {	2122	sub prepare_orig {
1938	my ($self) = @_;	2123	my ($self) = @_;
1939		2124
1940	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2150
1966	sub find;	2151	sub find;
1967	sub find {	2152	sub find {
1968	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1969		2154
		2155	cf::cede_to_tick;
		2156
1970	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1971		2158
1972	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2161
1975	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1980	or return;	2164	or return;
1981		2165
1982	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1983		2167
…		…
1995		2179
1996	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1997	}	2181	}
1998	}	2182	}
1999		2183
2000	sub pre_load { }	2184	sub pre_load { }
2001	sub post_load { }	2185	#sub post_load { } # XS
2002		2186
2003	sub load {	2187	sub load {
2004	my ($self) = @_;	2188	my ($self) = @_;
2005		2189
2006	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2193
2010	{	2194	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
2012		2196
2013	return unless $self->valid;	2197	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2199
2018	$self->alloc;	2200	$self->alloc;
2019		2201
2020	$self->pre_load;	2202	$self->pre_load;
2021	cf::cede_to_tick;	2203	cf::cede_to_tick;
2022		2204
		2205	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2207	$f->skip_block;
2025	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2026	or return;	2209	or return;
2027		2210
2028	$self->post_load_original	2211	$self->post_load_original
2029	if delete $self->{load_original};	2212	if delete $self->{load_original};
2030		2213
2031	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2215	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2218	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2038	}	2222	}
2039	}	2223	}
2040	}
2041		2224
2042	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2043		2232
2044	cf::cede_to_tick;	2233	cf::cede_to_tick;
2045	# now do the right thing for maps	2234	# now do the right thing for maps
2046	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2241	$self->decay_objects;
2053	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2054	$self->update_buttons;	2243	$self->update_buttons;
2055	cf::cede_to_tick;	2244	cf::cede_to_tick;
2056	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2246	}
2060		2247
2061	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2250	}
2066		2251
2067	$self->post_load;	2252	$self->post_load;
2068	}
2069		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2260	sub customise_for {
2071	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
2072		2262
2073	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2264	if $self->per_player;
…		…
2077	# if $self->per_party;	2267	# if $self->per_party;
2078		2268
2079	$self	2269	$self
2080	}	2270	}
2081		2271
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2272	sub find_sync {
2109	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2110		2274
2111	cf::sync_job { find $path, $origin }	2275	# it's a bug to call this from the main context
		2276	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2277	if $Coro::current == $Coro::main;
		2278
		2279	find $path, $origin
2112	}	2280	}
2113		2281
2114	sub do_load_sync {	2282	sub do_load_sync {
2115	my ($map) = @_;	2283	my ($map) = @_;
2116		2284
		2285	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2286	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2287	if $Coro::current == $Coro::main;
2119		2288
2120	cf::sync_job { $map->load };	2289	$map->load;
2121	}	2290	}
2122		2291
2123	our %MAP_PREFETCH;	2292	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2293	our $MAP_PREFETCHER = undef;
2125		2294
2126	sub find_async {	2295	sub find_async {
2127	my ($path, $origin, $load) = @_;	2296	my ($path, $origin, $load) = @_;
2128		2297
2129	$path = normalise $path, $origin && $origin->{path};	2298	$path = normalise $path, $origin;
2130		2299
2131	if (my $map = $cf::MAP{$path}) {	2300	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2301	return $map if !$load || $map->linkable;
2133	}	2302	}
2134		2303
2135	$MAP_PREFETCH{$path} |= $load;	2304	$MAP_PREFETCH{$path} |= $load;
2136		2305
2137	$MAP_PREFETCHER ||= cf::async {	2306	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2320	$MAP_PREFETCHER->prio (6);
2152		2321
2153	()	2322	()
2154	}	2323	}
2155		2324
		2325	# common code, used by both ->save and ->swapout
2156	sub save {	2326	sub _save {
2157	my ($self) = @_;	2327	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2328
2161	$self->{last_save} = $cf::RUNTIME;	2329	$self->{last_save} = $cf::RUNTIME;
2162		2330
2163	return unless $self->dirty;	2331	return unless $self->dirty;
2164		2332
…		…
2184	} else {	2352	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2353	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2354	}
2187	}	2355	}
2188		2356
		2357	sub save {
		2358	my ($self) = @_;
		2359
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
		2362	$self->_save;
		2363	}
		2364
2189	sub swap_out {	2365	sub swap_out {
2190	my ($self) = @_;	2366	my ($self) = @_;
2191		2367
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2369
		2370	return if !$self->linkable;
		2371	return if $self->{deny_save};
2197	return if $self->players;	2372	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2373
		2374	# first deactivate the map and "unlink" it from the core
		2375	$self->deactivate;
		2376	$_->clear_links_to ($self) for values %cf::MAP;
		2377	$self->state (cf::MAP_SWAPPED);
		2378
		2379	# then atomically save
		2380	$self->_save;
		2381
		2382	# then free the map
		2383	$self->clear;
		2384	}
		2385
		2386	sub reset_at {
		2387	my ($self) = @_;
		2388
		2389	# TODO: safety, remove and allow resettable per-player maps
2199	return if $self->{deny_save};	2390	return 1e99 if $self->{deny_reset};
2200		2391
		2392	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2393	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2394
		2395	$time + $to
		2396	}
		2397
		2398	sub should_reset {
		2399	my ($self) = @_;
		2400
		2401	$self->reset_at <= $cf::RUNTIME
		2402	}
		2403
		2404	sub reset {
		2405	my ($self) = @_;
		2406
		2407	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2408
		2409	return if $self->players;
		2410
		2411	cf::trace "resetting map ", $self->path, "\n";
		2412
2201	$self->in_memory (cf::MAP_SWAPPED);	2413	$self->state (cf::MAP_SWAPPED);
		2414
		2415	# need to save uniques path
		2416	unless ($self->{deny_save}) {
		2417	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2418
		2419	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2420	if $uniq;
		2421	}
		2422
		2423	delete $cf::MAP{$self->path};
2202		2424
2203	$self->deactivate;	2425	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2426	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2427	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2428
2251	$self->unlink_save;	2429	$self->unlink_save;
2252	$self->destroy;	2430	$self->destroy;
2253	}	2431	}
2254		2432
…		…
2262		2440
2263	delete $cf::MAP{$self->path};	2441	delete $cf::MAP{$self->path};
2264		2442
2265	$self->unlink_save;	2443	$self->unlink_save;
2266		2444
2267	bless $self, "cf::map";	2445	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2446	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2447	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2448	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2449	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2450
…		…
2329	: normalise $_	2507	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2508	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2509	]
2332	}	2510	}
2333		2511
		2512	=item cf::map::static_maps
		2513
		2514	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2515	file in the shared directory excluding F</styles> and F</editor>). May
		2516	block.
		2517
		2518	=cut
		2519
		2520	sub static_maps() {
		2521	my @dirs = "";
		2522	my @maps;
		2523
		2524	while (@dirs) {
		2525	my $dir = shift @dirs;
		2526
		2527	next if $dir eq "/styles" || $dir eq "/editor";
		2528
		2529	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2530	or return;
		2531
		2532	for (@$files) {
		2533	s/\.map$// or next;
		2534	utf8::decode $_;
		2535	push @maps, "$dir/$_";
		2536	}
		2537
		2538	push @dirs, map "$dir/$_", @$dirs;
		2539	}
		2540
		2541	\@maps
		2542	}
		2543
2334	=back	2544	=back
2335		2545
2336	=head3 cf::object	2546	=head3 cf::object
2337		2547
2338	=cut	2548	=cut
…		…
2403		2613
2404	our $SAY_CHANNEL = {	2614	our $SAY_CHANNEL = {
2405	id => "say",	2615	id => "say",
2406	title => "Map",	2616	title => "Map",
2407	reply => "say ",	2617	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2618	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2619	};
2410		2620
2411	our $CHAT_CHANNEL = {	2621	our $CHAT_CHANNEL = {
2412	id => "chat",	2622	id => "chat",
2413	title => "Chat",	2623	title => "Chat",
…		…
2470		2680
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2681	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2682
2473	The player should be reasonably safe there for short amounts of time (e.g.	2683	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2684	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2685	though, as the player cannot control the character while it is on the link
2476	map.	2686	map.
2477		2687
2478	Will never block.	2688	Will never block.
2479		2689
2480	=item $player_object->leave_link ($map, $x, $y)	2690	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2711	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2712	my ($self) = @_;
2503		2713
2504	$self->deactivate_recursive;	2714	$self->deactivate_recursive;
2505		2715
		2716	++$self->{_link_recursion};
		2717
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2718	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2719
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2720	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2721	if $self->map && $self->map->{path} ne "{link}";
2510		2722
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2723	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2724	}
2513		2725
2514	sub cf::object::player::leave_link {	2726	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2727	my ($self, $map, $x, $y) = @_;
2516		2728
…		…
2533	($x, $y) = (-1, -1)	2745	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2746	unless (defined $x) && (defined $y);
2535		2747
2536	# use -1 or undef as default coordinates, not 0, 0	2748	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2749	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2750	if $x <= 0 && $y <= 0;
2539		2751
2540	$map->load;	2752	$map->load;
2541	$map->load_neighbours;
2542		2753
2543	return unless $self->contr->active;	2754	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2755
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2756	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2757	if ($self->enter_map ($map, $x, $y)) {
2549	}	2758	# entering was successful
		2759	delete $self->{_link_recursion};
		2760	# only activate afterwards, to support waiting in hooks
		2761	$self->activate_recursive;
		2762	}
2550		2763
		2764	}
		2765
2551	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2766	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2552		2767
2553	Moves the player to the given map-path and coordinates by first freezing	2768	Moves the player to the given map-path and coordinates by first freezing
2554	her, loading and preparing them map, calling the provided $check callback	2769	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2770	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2771	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2778
2564	our $GOTOGEN;	2779	our $GOTOGEN;
2565		2780
2566	sub cf::object::player::goto {	2781	sub cf::object::player::goto {
2567	my ($self, $path, $x, $y, $check, $done) = @_;	2782	my ($self, $path, $x, $y, $check, $done) = @_;
		2783
		2784	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2785	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2786	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2787	($path, $x, $y) = @$EMERGENCY_POSITION;
		2788	}
2568		2789
2569	# do generation counting so two concurrent goto's will be executed in-order	2790	# do generation counting so two concurrent goto's will be executed in-order
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2791	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2792
2572	$self->enter_link;	2793	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2813	($path, $x, $y) = (undef, undef, undef);
2593	}	2814	}
2594	}	2815	}
2595		2816
2596	my $map = eval {	2817	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2818	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2819
2599	if ($map) {	2820	if ($map) {
2600	$map = $map->customise_for ($self);	2821	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2822	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2823	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2824	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2825	}
2605		2826
2606	$map	2827	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2835	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2836	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2837	$self->leave_link ($map, $x, $y);
2617	}	2838	}
2618		2839
2619	$done->() if $done;	2840	$done->($self) if $done;
2620	})->prio (1);	2841	})->prio (1);
2621	}	2842	}
2622		2843
2623	=item $player_object->enter_exit ($exit_object)	2844	=item $player_object->enter_exit ($exit_object)
2624		2845
…		…
2692	$Coro::current->{desc} = "enter_exit";	2913	$Coro::current->{desc} = "enter_exit";
2693		2914
2694	unless (eval {	2915	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	2916	$self->deactivate_recursive; # just to be sure
2696		2917
2697	# random map handling
2698	{
2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701	prepare_random_map $exit
2702	if $exit->slaying eq "/!";
2703	}
2704
2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2918	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	2919	my $x = $exit->stats->hp;
2707	my $y = $exit->stats->sp;	2920	my $y = $exit->stats->sp;
		2921
		2922	# special map handling
		2923	my $slaying = $exit->slaying;
		2924
		2925	# special map handling
		2926	if ($slaying eq "/!") {
		2927	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2928
		2929	prepare_random_map $exit
		2930	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2931
		2932	$map = $exit->slaying;
		2933
		2934	} elsif ($slaying eq '!up') {
		2935	$map = $exit->map->tile_path (cf::TILE_UP);
		2936	$x = $exit->x;
		2937	$y = $exit->y;
		2938
		2939	} elsif ($slaying eq '!down') {
		2940	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2941	$x = $exit->x;
		2942	$y = $exit->y;
		2943	}
2708		2944
2709	$self->goto ($map, $x, $y);	2945	$self->goto ($map, $x, $y);
2710		2946
2711	# if exit is damned, update players death & WoR home-position	2947	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	2948	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	2953	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "I'll try to bring you back to the map you were before. "	2954	. "I'll try to bring you back to the map you were before. "
2719	. "Please report this to the dungeon master!",	2955	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	2956	cf::NDI_UNIQUE | cf::NDI_RED);
2721		2957
2722	warn "ERROR in enter_exit: $@";	2958	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	2959	$self->leave_link;
2724	}	2960	}
2725	})->prio (1);	2961	})->prio (1);
2726	}	2962	}
2727		2963
…		…
2739	sub cf::client::send_drawinfo {	2975	sub cf::client::send_drawinfo {
2740	my ($self, $text, $flags) = @_;	2976	my ($self, $text, $flags) = @_;
2741		2977
2742	utf8::encode $text;	2978	utf8::encode $text;
2743	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2979	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2980	}
		2981
		2982	=item $client->send_big_packet ($pkt)
		2983
		2984	Like C<send_packet>, but tries to compress large packets, and fragments
		2985	them as required.
		2986
		2987	=cut
		2988
		2989	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2990
		2991	sub cf::client::send_big_packet {
		2992	my ($self, $pkt) = @_;
		2993
		2994	# try lzf for large packets
		2995	$pkt = "lzf " . Compress::LZF::compress $pkt
		2996	if 1024 <= length $pkt and $self->{can_lzf};
		2997
		2998	# split very large packets
		2999	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3000	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3001	$pkt = "frag";
		3002	}
		3003
		3004	$self->send_packet ($pkt);
2744	}	3005	}
2745		3006
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3007	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3008
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	3009	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2752		3013
2753	=cut	3014	=cut
2754		3015
2755	# non-persistent channels (usually the info channel)	3016	# non-persistent channels (usually the info channel)
2756	our %CHANNEL = (	3017	our %CHANNEL = (
		3018	"c/motd" => {
		3019	id => "infobox",
		3020	title => "MOTD",
		3021	reply => undef,
		3022	tooltip => "The message of the day",
		3023	},
2757	"c/identify" => {	3024	"c/identify" => {
2758	id => "infobox",	3025	id => "infobox",
2759	title => "Identify",	3026	title => "Identify",
2760	reply => undef,	3027	reply => undef,
2761	tooltip => "Items recently identified",	3028	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3030	"c/examine" => {
2764	id => "infobox",	3031	id => "infobox",
2765	title => "Examine",	3032	title => "Examine",
2766	reply => undef,	3033	reply => undef,
2767	tooltip => "Signs and other items you examined",	3034	tooltip => "Signs and other items you examined",
		3035	},
		3036	"c/shopinfo" => {
		3037	id => "infobox",
		3038	title => "Shop Info",
		3039	reply => undef,
		3040	tooltip => "What your bargaining skill tells you about the shop",
2768	},	3041	},
2769	"c/book" => {	3042	"c/book" => {
2770	id => "infobox",	3043	id => "infobox",
2771	title => "Book",	3044	title => "Book",
2772	reply => undef,	3045	reply => undef,
…		…
2788	id => "infobox",	3061	id => "infobox",
2789	title => "Body Parts",	3062	title => "Body Parts",
2790	reply => undef,	3063	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3064	tooltip => "Shows which body parts you posess and are available",
2792	},	3065	},
		3066	"c/statistics" => {
		3067	id => "infobox",
		3068	title => "Statistics",
		3069	reply => undef,
		3070	tooltip => "Shows your primary statistics",
		3071	},
2793	"c/skills" => {	3072	"c/skills" => {
2794	id => "infobox",	3073	id => "infobox",
2795	title => "Skills",	3074	title => "Skills",
2796	reply => undef,	3075	reply => undef,
2797	tooltip => "Shows your experience per skill and item power",	3076	tooltip => "Shows your experience per skill and item power",
		3077	},
		3078	"c/shopitems" => {
		3079	id => "infobox",
		3080	title => "Shop Items",
		3081	reply => undef,
		3082	tooltip => "Shows the items currently for sale in this shop",
		3083	},
		3084	"c/resistances" => {
		3085	id => "infobox",
		3086	title => "Resistances",
		3087	reply => undef,
		3088	tooltip => "Shows your resistances",
		3089	},
		3090	"c/pets" => {
		3091	id => "infobox",
		3092	title => "Pets",
		3093	reply => undef,
		3094	tooltip => "Shows information abotu your pets/a specific pet",
		3095	},
		3096	"c/perceiveself" => {
		3097	id => "infobox",
		3098	title => "Perceive Self",
		3099	reply => undef,
		3100	tooltip => "You gained detailed knowledge about yourself",
2798	},	3101	},
2799	"c/uptime" => {	3102	"c/uptime" => {
2800	id => "infobox",	3103	id => "infobox",
2801	title => "Uptime",	3104	title => "Uptime",
2802	reply => undef,	3105	reply => undef,
…		…
2812	id => "party",	3115	id => "party",
2813	title => "Party",	3116	title => "Party",
2814	reply => "gsay ",	3117	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3118	tooltip => "Messages and chat related to your party",
2816	},	3119	},
		3120	"c/death" => {
		3121	id => "death",
		3122	title => "Death",
		3123	reply => undef,
		3124	tooltip => "Reason for and more info about your most recent death",
		3125	},
		3126	"c/say" => $SAY_CHANNEL,
		3127	"c/chat" => $CHAT_CHANNEL,
2817	);	3128	);
2818		3129
2819	sub cf::client::send_msg {	3130	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3131	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3132
…		…
2826		3137
2827	# check predefined channels, for the benefit of C	3138	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3139	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3140	$channel = $CHANNEL{$channel};
2830		3141
2831	$self->ext_msg (channel_info => $channel)	3142	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3143	$channel = $channel->{id};
2835		3144
2836	} elsif (ref $channel) {	3145	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3146	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3147	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3148	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3149	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3150	}
2843		3151
2844	$channel = $channel->{id};	3152	$channel = $channel->{id};
2845	}	3153	}
2846		3154
2847	return unless @extra || length $msg;	3155	return unless @extra || length $msg;
2848		3156
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3157	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3158	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3159	if $color & cf::NDI_DEF;
2853		3160
2854	my $pkt = "msg "	3161	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3162	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3163	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3164	);
2858		3165
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3166	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3167	}
2896		3168
2897	=item $client->ext_msg ($type, @msg)	3169	=item $client->ext_msg ($type, @msg)
2898		3170
2899	Sends an ext event to the client.	3171	Sends an ext event to the client.
…		…
2902		3174
2903	sub cf::client::ext_msg($$@) {	3175	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3176	my ($self, $type, @msg) = @_;
2905		3177
2906	if ($self->extcmd == 2) {	3178	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove	3180	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";	3181	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}	3183	}
2912	}	3184	}
2913		3185
2914	=item $client->ext_reply ($msgid, @msg)	3186	=item $client->ext_reply ($msgid, @msg)
2915		3187
…		…
2919		3191
2920	sub cf::client::ext_reply($$@) {	3192	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;	3193	my ($self, $id, @msg) = @_;
2922		3194
2923	if ($self->extcmd == 2) {	3195	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3196	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {	3197	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove	3198	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;	3199	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}	3201	}
2930	}	3202	}
2931		3203
2932	=item $success = $client->query ($flags, "text", \&cb)	3204	=item $success = $client->query ($flags, "text", \&cb)
2933		3205
…		…
3004		3276
3005	$ns->ext_reply ($reply, @reply)	3277	$ns->ext_reply ($reply, @reply)
3006	if $reply;	3278	if $reply;
3007		3279
3008	} else {	3280	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3281	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3282	}
3011		3283
3012	cf::override;	3284	cf::override;
3013	},	3285	},
3014	);	3286	);
…		…
3034		3306
3035	$coro	3307	$coro
3036	}	3308	}
3037		3309
3038	cf::client->attach (	3310	cf::client->attach (
3039	on_destroy => sub {	3311	on_client_destroy => sub {
3040	my ($ns) = @_;	3312	my ($ns) = @_;
3041		3313
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3314	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3315	},
3044	);	3316	);
…		…
3060	our $safe_hole = new Safe::Hole;	3332	our $safe_hole = new Safe::Hole;
3061		3333
3062	$SIG{FPE} = 'IGNORE';	3334	$SIG{FPE} = 'IGNORE';
3063		3335
3064	$safe->permit_only (Opcode::opset qw(	3336	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3337	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3338	grepstart grepwhile mapstart mapwhile
3067	sort time	3339	sort time
3068	));	3340	));
3069		3341
3070	# here we export the classes and methods available to script code	3342	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3346	The following functions and methods are available within a safe environment:
3075		3347
3076	cf::object	3348	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3349	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3350	insert remove name archname title slaying race decrease split
		3351	value
3079		3352
3080	cf::object::player	3353	cf::object::player
3081	player	3354	player
3082		3355
3083	cf::player	3356	cf::player
…		…
3089	=cut	3362	=cut
3090		3363
3091	for (	3364	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3365	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3366	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3367	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3368	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3369	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3370	["cf::map" => qw(trigger)],
3098	) {	3371	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3372	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3373	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3374	for @funs;
3103	}	3375	}
3104		3376
…		…
3119		3391
3120	my $qcode = $code;	3392	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3393	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3394	$qcode =~ s/\n/\\n/g;
3123		3395
		3396	%vars = (_dummy => 0) unless %vars;
		3397
		3398	my @res;
3124	local $_;	3399	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3400
3127	my $eval =	3401	my $eval =
3128	"do {\n"	3402	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3403	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3404	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3405	. $code
3132	. "\n}"	3406	. "\n}"
3133	;	3407	;
3134		3408
		3409	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3410	sub_generation_inc;
		3411	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3412	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3413	sub_generation_inc;
		3414	} else {
		3415	local @cf::_safe_eval_args = values %vars;
		3416	@res = wantarray ? eval eval : scalar eval $eval;
		3417	}
3138		3418
3139	if ($@) {	3419	if ($@) {
3140	warn "$@";	3420	warn "$@",
3141	warn "while executing safe code '$code'\n";	3421	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3422	"with arguments " . (join " ", %vars) . "\n";
3143	}	3423	}
3144		3424
3145	wantarray ? @res : $res[0]	3425	wantarray ? @res : $res[0]
3146	}	3426	}
3147		3427
…		…
3161	=cut	3441	=cut
3162		3442
3163	sub register_script_function {	3443	sub register_script_function {
3164	my ($fun, $cb) = @_;	3444	my ($fun, $cb) = @_;
3165		3445
3166	no strict 'refs';	3446	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3447	*$fun = $safe_hole->wrap ($cb);
3168	}	3448	}
3169		3449
3170	=back	3450	=back
3171		3451
3172	=cut	3452	=cut
…		…
3181	# for this (global event?)	3461	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();	3462	%ext::player_env::MUSIC_FACE_CACHE = ();
3183		3463
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3464	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3465
3186	warn "loading facedata from $path\n";	3466	trace "loading facedata from $path\n";
3187		3467
3188	my $facedata;	3468	my $facedata = decode_storable load_file $path;
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3469
3194	$facedata->{version} == 2	3470	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3471	or cf::cleanup "$path: version mismatch, cannot proceed.";
3196		3472
3197	# patch in the exptable	3473	# patch in the exptable
		3474	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3198	$facedata->{resource}{"res/exp_table"} = {	3475	$facedata->{resource}{"res/exp_table"} = {
3199	type => FT_RSRC,	3476	type => FT_RSRC,
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3477	data => $exp_table,
		3478	hash => (Digest::MD5::md5 $exp_table),
3201	};	3479	};
3202	cf::cede_to_tick;	3480	cf::cede_to_tick;
3203		3481
3204	{	3482	{
3205	my $faces = $facedata->{faceinfo};	3483	my $faces = $facedata->{faceinfo};
…		…
3207	while (my ($face, $info) = each %$faces) {	3485	while (my ($face, $info) = each %$faces) {
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3486	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3487
3210	cf::face::set_visibility $idx, $info->{visibility};	3488	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3489	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3490	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3491	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3492	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3214		3493
3215	cf::cede_to_tick;	3494	cf::cede_to_tick;
3216	}	3495	}
3217		3496
3218	while (my ($face, $info) = each %$faces) {	3497	while (my ($face, $info) = each %$faces) {
…		…
3223		3502
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3503	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3504	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3505	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3506	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3507	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3508	}
3230		3509
3231	cf::cede_to_tick;	3510	cf::cede_to_tick;
3232	}	3511	}
3233	}	3512	}
…		…
3242		3521
3243	cf::anim::invalidate_all; # d'oh	3522	cf::anim::invalidate_all; # d'oh
3244	}	3523	}
3245		3524
3246	{	3525	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3526	my $res = $facedata->{resource};
3250		3527
3251	while (my ($name, $info) = each %$res) {	3528	while (my ($name, $info) = each %$res) {
3252	if (defined $info->{type}) {	3529	if (defined $info->{type}) {
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3530	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3531
3256	if ($info->{type} & 1) {	3532	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	3533	cf::face::set_type $idx, $info->{type};
3271	} else {	3534	} else {
3272	$RESOURCE{$name} = $info;	3535	$RESOURCE{$name} = $info; # unused
3273	}	3536	}
3274		3537
3275	cf::cede_to_tick;	3538	cf::cede_to_tick;
3276	}	3539	}
3277	}	3540	}
3278		3541
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3542	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3543
3281	1	3544	1
3282	}	3545	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3546
3304	register_exticmd fx_want => sub {	3547	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3548	my ($ns, $want) = @_;
3306		3549
3307	while (my ($k, $v) = each %$want) {	3550	while (my ($k, $v) = each %$want) {
…		…
3346	sub reload_treasures {	3589	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3590	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3591	or die "unable to load treasurelists\n";
3349	}	3592	}
3350		3593
		3594	sub reload_sound {
		3595	trace "loading sound config from $DATADIR/sound\n";
		3596
		3597	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3598
		3599	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3600	my $sound = $soundconf->{compat}[$_]
		3601	or next;
		3602
		3603	my $face = cf::face::find "sound/$sound->[1]";
		3604	cf::sound::set $sound->[0] => $face;
		3605	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3606	}
		3607
		3608	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3609	my $face = cf::face::find "sound/$v";
		3610	cf::sound::set $k => $face;
		3611	}
		3612	}
		3613
3351	sub reload_resources {	3614	sub reload_resources {
3352	warn "reloading resource files...\n";	3615	trace "reloading resource files...\n";
3353		3616
		3617	reload_exp_table;
		3618	reload_materials;
3354	reload_facedata;	3619	reload_facedata;
		3620	reload_sound;
3355	reload_archetypes;	3621	reload_archetypes;
3356	reload_regions;	3622	reload_regions;
3357	reload_treasures;	3623	reload_treasures;
3358		3624
3359	warn "finished reloading resource files\n";	3625	trace "finished reloading resource files\n";
3360	}	3626	}
3361		3627
3362	sub reload_config {	3628	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3629	trace "reloading config file...\n";
3364	or return;
3365		3630
3366	local $/;	3631	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3632	utf8::decode $config;
		3633	*CFG = decode_yaml $config;
3368		3634
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3635	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3636
3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3637	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3638	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3373		3639
3374	if (exists $CFG{mlockall}) {	3640	if (exists $CFG{mlockall}) {
…		…
3397		3663
3398	seek $fh, 0, 0;	3664	seek $fh, 0, 0;
3399	print $fh $$;	3665	print $fh $$;
3400	}	3666	}
3401		3667
		3668	sub main_loop {
		3669	trace "EV::loop starting\n";
		3670	if (1) {
		3671	EV::loop;
		3672	}
		3673	trace "EV::loop returned\n";
		3674	goto &main_loop unless $REALLY_UNLOOP;
		3675	}
		3676
3402	sub main {	3677	sub main {
3403	cf::init_globals; # initialise logging	3678	cf::init_globals; # initialise logging
3404		3679
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3680	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3681	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3682	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3683	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415		3684
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3685	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3686
3418	# we must not ever block the main coroutine	3687	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3688	local $Coro::idle = sub {
…		…
3425	};	3694	};
3426		3695
3427	evthread_start IO::AIO::poll_fileno;	3696	evthread_start IO::AIO::poll_fileno;
3428		3697
3429	cf::sync_job {	3698	cf::sync_job {
		3699	cf::incloader::init ();
		3700
		3701	cf::init_anim;
		3702	cf::init_attackmess;
		3703	cf::init_dynamic;
		3704
		3705	cf::load_settings;
		3706
3430	reload_resources;	3707	reload_resources;
3431	reload_config;	3708	reload_config;
3432	db_init;	3709	db_init;
3433		3710
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3711	cf::init_uuid;
3437	cf::init_signals;	3712	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3713	cf::init_skills;
3440		3714
3441	cf::init_beforeplay;	3715	cf::init_beforeplay;
3442		3716
3443	atomic;	3717	atomic;
…		…
3445	load_extensions;	3719	load_extensions;
3446		3720
3447	utime time, time, $RUNTIMEFILE;	3721	utime time, time, $RUNTIMEFILE;
3448		3722
3449	# no (long-running) fork's whatsoever before this point(!)	3723	# no (long-running) fork's whatsoever before this point(!)
		3724	use POSIX ();
3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3725	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451		3726
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3727	cf::_post_init 0;
3453	};	3728	};
3454		3729
3455	EV::loop;	3730	cf::object::thawer::errors_are_fatal 0;
		3731	info "parse errors in files are no longer fatal from this point on.\n";
		3732
		3733	my $free_main; $free_main = EV::idle sub {
		3734	undef $free_main;
		3735	undef &main; # free gobs of memory :)
		3736	};
		3737
		3738	goto &main_loop;
3456	}	3739	}
3457		3740
3458	#############################################################################	3741	#############################################################################
3459	# initialisation and cleanup	3742	# initialisation and cleanup
3460		3743
3461	# install some emergency cleanup handlers	3744	# install some emergency cleanup handlers
3462	BEGIN {	3745	BEGIN {
3463	our %SIGWATCHER = ();	3746	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3747	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3748	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3749	cf::cleanup "SIG$signal";
3467	};	3750	};
3468	}	3751	}
3469	}	3752	}
3470		3753
3471	sub write_runtime_sync {	3754	sub write_runtime_sync {
		3755	my $t0 = AE::time;
		3756
3472	# first touch the runtime file to show we are still running:	3757	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	3758	# the fsync below can take a very very long time.
3474		3759
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3760	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		3761
3477	my $guard = cf::lock_acquire "write_runtime";	3762	my $guard = cf::lock_acquire "write_runtime";
3478		3763
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3764	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	3765	or return;
3481		3766
3482	my $value = $cf::RUNTIME + 90 + 10;	3767	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	3768	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	3769	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	3782	or return;
3498		3783
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3784	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	3785	and return;
3501		3786
3502	warn "runtime file written.\n";	3787	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		3788
3504	1	3789	1
3505	}	3790	}
3506		3791
3507	our $uuid_lock;	3792	our $uuid_lock;
…		…
3516	my $uuid = "$LOCALDIR/uuid";	3801	my $uuid = "$LOCALDIR/uuid";
3517		3802
3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3803	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519	or return;	3804	or return;
3520		3805
3521	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3806	my $value = uuid_seq uuid_cur;
		3807
		3808	unless ($value) {
		3809	info "cowardly refusing to write zero uuid value!\n";
		3810	return;
		3811	}
		3812
		3813	my $value = uuid_str $value + $uuid_skip;
3522	$uuid_skip = 0;	3814	$uuid_skip = 0;
3523		3815
3524	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3816	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3525	and return;	3817	and return;
3526		3818
…		…
3532	or return;	3824	or return;
3533		3825
3534	aio_rename "$uuid~", $uuid	3826	aio_rename "$uuid~", $uuid
3535	and return;	3827	and return;
3536		3828
3537	warn "uuid file written ($value).\n";	3829	trace "uuid file written ($value).\n";
3538		3830
3539	1	3831	1
3540		3832
3541	}	3833	}
3542		3834
…		…
3548	}	3840	}
3549		3841
3550	sub emergency_save() {	3842	sub emergency_save() {
3551	my $freeze_guard = cf::freeze_mainloop;	3843	my $freeze_guard = cf::freeze_mainloop;
3552		3844
3553	warn "enter emergency perl save\n";	3845	info "emergency_perl_save: enter\n";
		3846
		3847	# this is a trade-off: we want to be very quick here, so
		3848	# save all maps without fsync, and later call a global sync
		3849	# (which in turn might be very very slow)
		3850	local $USE_FSYNC = 0;
3554		3851
3555	cf::sync_job {	3852	cf::sync_job {
		3853	cf::write_runtime_sync; # external watchdog should not bark
		3854
3556	# use a peculiar iteration method to avoid tripping on perl	3855	# use a peculiar iteration method to avoid tripping on perl
3557	# refcount bugs in for. also avoids problems with players	3856	# refcount bugs in for. also avoids problems with players
3558	# and maps saved/destroyed asynchronously.	3857	# and maps saved/destroyed asynchronously.
3559	warn "begin emergency player save\n";	3858	info "emergency_perl_save: begin player save\n";
3560	for my $login (keys %cf::PLAYER) {	3859	for my $login (keys %cf::PLAYER) {
3561	my $pl = $cf::PLAYER{$login} or next;	3860	my $pl = $cf::PLAYER{$login} or next;
3562	$pl->valid or next;	3861	$pl->valid or next;
3563	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3862	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3564	$pl->save;	3863	$pl->save;
3565	}	3864	}
3566	warn "end emergency player save\n";	3865	info "emergency_perl_save: end player save\n";
3567		3866
3568	warn "begin emergency map save\n";	3867	cf::write_runtime_sync; # external watchdog should not bark
		3868
		3869	info "emergency_perl_save: begin map save\n";
3569	for my $path (keys %cf::MAP) {	3870	for my $path (keys %cf::MAP) {
3570	my $map = $cf::MAP{$path} or next;	3871	my $map = $cf::MAP{$path} or next;
3571	$map->valid or next;	3872	$map->valid or next;
3572	$map->save;	3873	$map->save;
3573	}	3874	}
3574	warn "end emergency map save\n";	3875	info "emergency_perl_save: end map save\n";
3575		3876
3576	warn "begin emergency database checkpoint\n";	3877	cf::write_runtime_sync; # external watchdog should not bark
		3878
		3879	info "emergency_perl_save: begin database checkpoint\n";
3577	BDB::db_env_txn_checkpoint $DB_ENV;	3880	BDB::db_env_txn_checkpoint $DB_ENV;
3578	warn "end emergency database checkpoint\n";	3881	info "emergency_perl_save: end database checkpoint\n";
3579		3882
3580	warn "begin write uuid\n";	3883	info "emergency_perl_save: begin write uuid\n";
3581	write_uuid_sync 1;	3884	write_uuid_sync 1;
3582	warn "end write uuid\n";	3885	info "emergency_perl_save: end write uuid\n";
		3886
		3887	cf::write_runtime_sync; # external watchdog should not bark
		3888
		3889	trace "emergency_perl_save: syncing database to disk";
		3890	BDB::db_env_txn_checkpoint $DB_ENV;
		3891
		3892	info "emergency_perl_save: starting sync\n";
		3893	IO::AIO::aio_sync sub {
		3894	info "emergency_perl_save: finished sync\n";
		3895	};
		3896
		3897	cf::write_runtime_sync; # external watchdog should not bark
		3898
		3899	trace "emergency_perl_save: flushing outstanding aio requests";
		3900	while (IO::AIO::nreqs || BDB::nreqs) {
		3901	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3902	}
		3903
		3904	cf::write_runtime_sync; # external watchdog should not bark
3583	};	3905	};
3584		3906
3585	warn "leave emergency perl save\n";	3907	info "emergency_perl_save: leave\n";
3586	}	3908	}
3587		3909
3588	sub post_cleanup {	3910	sub post_cleanup {
3589	my ($make_core) = @_;	3911	my ($make_core) = @_;
3590		3912
		3913	IO::AIO::flush;
		3914
3591	warn Carp::longmess "post_cleanup backtrace"	3915	error Carp::longmess "post_cleanup backtrace"
3592	if $make_core;	3916	if $make_core;
3593		3917
3594	my $fh = pidfile;	3918	my $fh = pidfile;
3595	unlink $PIDFILE if <$fh> == $$;	3919	unlink $PIDFILE if <$fh> == $$;
3596	}	3920	}
…		…
3616	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3940	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3617	for my $name (keys %$leaf_symtab) {	3941	for my $name (keys %$leaf_symtab) {
3618	_gv_clear *{"$pkg$name"};	3942	_gv_clear *{"$pkg$name"};
3619	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3943	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3620	}	3944	}
3621	warn "cleared package $pkg\n";#d#
3622	}	3945	}
3623		3946
3624	sub do_reload_perl() {	3947	sub do_reload_perl() {
3625	# can/must only be called in main	3948	# can/must only be called in main
3626	if ($Coro::current != $Coro::main) {	3949	unless (in_main) {
3627	warn "can only reload from main coroutine";	3950	error "can only reload from main coroutine";
3628	return;	3951	return;
3629	}	3952	}
3630		3953
3631	return if $RELOAD++;	3954	return if $RELOAD++;
3632		3955
		3956	my $t1 = AE::time;
		3957
3633	while ($RELOAD) {	3958	while ($RELOAD) {
3634	warn "reloading...";	3959	cf::get_slot 0.1, -1, "reload_perl";
		3960	info "perl_reload: reloading...";
3635		3961
3636	warn "entering sync_job";	3962	trace "perl_reload: entering sync_job";
3637		3963
3638	cf::sync_job {	3964	cf::sync_job {
3639	cf::write_runtime_sync; # external watchdog should not bark
3640	cf::emergency_save;	3965	#cf::emergency_save;
3641	cf::write_runtime_sync; # external watchdog should not bark
3642		3966
3643	warn "syncing database to disk";
3644	BDB::db_env_txn_checkpoint $DB_ENV;
3645
3646	# if anything goes wrong in here, we should simply crash as we already saved
3647
3648	warn "flushing outstanding aio requests";
3649	while (IO::AIO::nreqs || BDB::nreqs) {
3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3651	}
3652
3653	warn "cancelling all extension coros";	3967	trace "perl_reload: cancelling all extension coros";
3654	$_->cancel for values %EXT_CORO;	3968	$_->cancel for values %EXT_CORO;
3655	%EXT_CORO = ();	3969	%EXT_CORO = ();
3656		3970
3657	warn "removing commands";	3971	trace "perl_reload: removing commands";
3658	%COMMAND = ();	3972	%COMMAND = ();
3659		3973
3660	warn "removing ext/exti commands";	3974	trace "perl_reload: removing ext/exti commands";
3661	%EXTCMD = ();	3975	%EXTCMD = ();
3662	%EXTICMD = ();	3976	%EXTICMD = ();
3663		3977
3664	warn "unloading/nuking all extensions";	3978	trace "perl_reload: unloading/nuking all extensions";
3665	for my $pkg (@EXTS) {	3979	for my $pkg (@EXTS) {
3666	warn "... unloading $pkg";	3980	trace "... unloading $pkg";
3667		3981
3668	if (my $cb = $pkg->can ("unload")) {	3982	if (my $cb = $pkg->can ("unload")) {
3669	eval {	3983	eval {
3670	$cb->($pkg);	3984	$cb->($pkg);
3671	1	3985	1
3672	} or warn "$pkg unloaded, but with errors: $@";	3986	} or error "$pkg unloaded, but with errors: $@";
3673	}	3987	}
3674		3988
3675	warn "... clearing $pkg";	3989	trace "... clearing $pkg";
3676	clear_package $pkg;	3990	clear_package $pkg;
3677	}	3991	}
3678		3992
3679	warn "unloading all perl modules loaded from $LIBDIR";	3993	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3680	while (my ($k, $v) = each %INC) {	3994	while (my ($k, $v) = each %INC) {
3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3995	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3682		3996
3683	warn "... unloading $k";	3997	trace "... unloading $k";
3684	delete $INC{$k};	3998	delete $INC{$k};
3685		3999
3686	$k =~ s/\.pm$//;	4000	$k =~ s/\.pm$//;
3687	$k =~ s/\//::/g;	4001	$k =~ s/\//::/g;
3688		4002
…		…
3691	}	4005	}
3692		4006
3693	clear_package $k;	4007	clear_package $k;
3694	}	4008	}
3695		4009
3696	warn "getting rid of safe::, as good as possible";	4010	trace "perl_reload: getting rid of safe::, as good as possible";
3697	clear_package "safe::$_"	4011	clear_package "safe::$_"
3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4012	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3699		4013
3700	warn "unloading cf.pm \"a bit\"";	4014	trace "perl_reload: unloading cf.pm \"a bit\"";
3701	delete $INC{"cf.pm"};	4015	delete $INC{"cf.pm"};
3702	delete $INC{"cf/pod.pm"};	4016	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3703		4017
3704	# don't, removes xs symbols, too,	4018	# don't, removes xs symbols, too,
3705	# and global variables created in xs	4019	# and global variables created in xs
3706	#clear_package __PACKAGE__;	4020	#clear_package __PACKAGE__;
3707		4021
3708	warn "unload completed, starting to reload now";	4022	info "perl_reload: unload completed, starting to reload now";
3709		4023
3710	warn "reloading cf.pm";	4024	trace "perl_reload: reloading cf.pm";
3711	require cf;	4025	require cf;
3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4026	cf::_connect_to_perl_1;
3713		4027
3714	warn "loading config and database again";	4028	trace "perl_reload: loading config and database again";
3715	cf::reload_config;	4029	cf::reload_config;
3716		4030
3717	warn "loading extensions";	4031	trace "perl_reload: loading extensions";
3718	cf::load_extensions;	4032	cf::load_extensions;
3719		4033
		4034	if ($REATTACH_ON_RELOAD) {
3720	warn "reattaching attachments to objects/players";	4035	trace "perl_reload: reattaching attachments to objects/players";
3721	_global_reattach; # objects, sockets	4036	_global_reattach; # objects, sockets
3722	warn "reattaching attachments to maps";	4037	trace "perl_reload: reattaching attachments to maps";
3723	reattach $_ for values %MAP;	4038	reattach $_ for values %MAP;
3724	warn "reattaching attachments to players";	4039	trace "perl_reload: reattaching attachments to players";
3725	reattach $_ for values %PLAYER;	4040	reattach $_ for values %PLAYER;
		4041	}
3726		4042
3727	warn "running post_load";	4043	cf::_post_init 1;
3728	(pop @POST_INIT)->(1) while @POST_INIT;
3729		4044
3730	warn "leaving sync_job";	4045	trace "perl_reload: leaving sync_job";
3731		4046
3732	1	4047	1
3733	} or do {	4048	} or do {
3734	warn $@;	4049	error $@;
3735	cf::cleanup "error while reloading, exiting.";	4050	cf::cleanup "perl_reload: error, exiting.";
3736	};	4051	};
3737		4052
3738	warn "reloaded";
3739	--$RELOAD;	4053	--$RELOAD;
3740	}	4054	}
		4055
		4056	$t1 = AE::time - $t1;
		4057	info "perl_reload: completed in ${t1}s\n";
3741	};	4058	};
3742		4059
3743	our $RELOAD_WATCHER; # used only during reload	4060	our $RELOAD_WATCHER; # used only during reload
3744		4061
3745	sub reload_perl() {	4062	sub reload_perl() {
3746	# doing reload synchronously and two reloads happen back-to-back,	4063	# doing reload synchronously and two reloads happen back-to-back,
3747	# coro crashes during coro_state_free->destroy here.	4064	# coro crashes during coro_state_free->destroy here.
3748		4065
		4066	$RELOAD_WATCHER ||= cf::async {
		4067	Coro::AIO::aio_wait cache_extensions;
		4068
3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4069	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3750	do_reload_perl;	4070	do_reload_perl;
3751	undef $RELOAD_WATCHER;	4071	undef $RELOAD_WATCHER;
		4072	};
3752	};	4073	};
3753	}	4074	}
3754		4075
3755	register_command "reload" => sub {	4076	register_command "reload" => sub {
3756	my ($who, $arg) = @_;	4077	my ($who, $arg) = @_;
…		…
3762	reload_perl;	4083	reload_perl;
3763	};	4084	};
3764	}	4085	}
3765	};	4086	};
3766		4087
3767	unshift @INC, $LIBDIR;	4088	#############################################################################
3768		4089
3769	my $bug_warning = 0;	4090	my $bug_warning = 0;
3770		4091
3771	our @WAIT_FOR_TICK;
3772	our @WAIT_FOR_TICK_BEGIN;
3773
3774	sub wait_for_tick {	4092	sub wait_for_tick() {
3775	return if tick_inhibit || $Coro::current == $Coro::main;	4093	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3776		4094
3777	my $signal = new Coro::Signal;	4095	$WAIT_FOR_TICK->wait;
3778	push @WAIT_FOR_TICK, $signal;
3779	$signal->wait;
3780	}	4096	}
3781		4097
3782	sub wait_for_tick_begin {	4098	sub wait_for_tick_begin() {
3783	return if tick_inhibit || $Coro::current == $Coro::main;	4099	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3784		4100
3785	my $signal = new Coro::Signal;	4101	my $signal = new Coro::Signal;
3786	push @WAIT_FOR_TICK_BEGIN, $signal;	4102	push @WAIT_FOR_TICK_BEGIN, $signal;
3787	$signal->wait;	4103	$signal->wait;
3788	}	4104	}
…		…
3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4108	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3793	unless ++$bug_warning > 10;	4109	unless ++$bug_warning > 10;
3794	return;	4110	return;
3795	}	4111	}
3796		4112
3797	cf::server_tick; # one server iteration	4113	cf::one_tick; # one server iteration
		4114
		4115	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3798		4116
3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4117	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4118	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3801	Coro::async_pool {	4119	Coro::async_pool {
3802	$Coro::current->{desc} = "runtime saver";	4120	$Coro::current->{desc} = "runtime saver";
3803	write_runtime_sync	4121	write_runtime_sync
3804	or warn "ERROR: unable to write runtime file: $!";	4122	or error "ERROR: unable to write runtime file: $!";
3805	};	4123	};
3806	}	4124	}
3807		4125
3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3809	$sig->send;	4127	$sig->send;
3810	}	4128	}
3811	while (my $sig = shift @WAIT_FOR_TICK) {	4129	$WAIT_FOR_TICK->broadcast;
3812	$sig->send;
3813	}
3814		4130
3815	$LOAD = ($NOW - $TICK_START) / $TICK;	4131	$LOAD = ($NOW - $TICK_START) / $TICK;
3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4132	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3817		4133
3818	if (0) {	4134	if (0) {
3819	if ($NEXT_TICK) {	4135	if ($NEXT_TICK) {
3820	my $jitter = $TICK_START - $NEXT_TICK;	4136	my $jitter = $TICK_START - $NEXT_TICK;
3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4137	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3822	warn "jitter $JITTER\n";#d#	4138	debug "jitter $JITTER\n";#d#
3823	}	4139	}
3824	}	4140	}
3825	}	4141	}
3826		4142
3827	{	4143	{
3828	# configure BDB	4144	# configure BDB
3829		4145
3830	BDB::min_parallel 8;	4146	BDB::min_parallel 16;
3831	BDB::max_poll_reqs $TICK * 0.1;	4147	BDB::max_poll_reqs $TICK * 0.1;
3832	$AnyEvent::BDB::WATCHER->priority (1);	4148	$AnyEvent::BDB::WATCHER->priority (1);
3833		4149
3834	unless ($DB_ENV) {	4150	unless ($DB_ENV) {
3835	$DB_ENV = BDB::db_env_create;	4151	$DB_ENV = BDB::db_env_create;
…		…
3872	IO::AIO::min_parallel 8;	4188	IO::AIO::min_parallel 8;
3873	IO::AIO::max_poll_time $TICK * 0.1;	4189	IO::AIO::max_poll_time $TICK * 0.1;
3874	undef $AnyEvent::AIO::WATCHER;	4190	undef $AnyEvent::AIO::WATCHER;
3875	}	4191	}
3876		4192
3877	my $_log_backtrace;	4193	our $_log_backtrace;
		4194	our $_log_backtrace_last;
3878		4195
3879	sub _log_backtrace {	4196	sub _log_backtrace {
3880	my ($msg, @addr) = @_;	4197	my ($msg, @addr) = @_;
3881		4198
3882	$msg =~ s/\n//;	4199	$msg =~ s/\n$//;
3883		4200
		4201	if ($_log_backtrace_last eq $msg) {
		4202	LOG llevInfo, "[ABT] $msg\n";
		4203	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3884	# limit the # of concurrent backtraces	4204	# limit the # of concurrent backtraces
3885	if ($_log_backtrace < 2) {	4205	} elsif ($_log_backtrace < 2) {
		4206	$_log_backtrace_last = $msg;
3886	++$_log_backtrace;	4207	++$_log_backtrace;
3887	my $perl_bt = Carp::longmess $msg;	4208	my $perl_bt = Carp::longmess $msg;
3888	async {	4209	async {
3889	$Coro::current->{desc} = "abt $msg";	4210	$Coro::current->{desc} = "abt $msg";
3890		4211
…		…
3910	LOG llevInfo, "[ABT] $_\n" for @bt;	4231	LOG llevInfo, "[ABT] $_\n" for @bt;
3911	--$_log_backtrace;	4232	--$_log_backtrace;
3912	};	4233	};
3913	} else {	4234	} else {
3914	LOG llevInfo, "[ABT] $msg\n";	4235	LOG llevInfo, "[ABT] $msg\n";
3915	LOG llevInfo, "[ABT] [suppressed]\n";	4236	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3916	}	4237	}
3917	}	4238	}
3918		4239
3919	# load additional modules	4240	# load additional modules
3920	use cf::pod;	4241	require "cf/$_.pm" for @EXTRA_MODULES;
		4242	cf::_connect_to_perl_2;
3921		4243
3922	END { cf::emergency_save }	4244	END { cf::emergency_save }
3923		4245
3924	1	4246	1
3925		4247

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