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Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC vs.
Revision 1.577 by root, Tue Jan 3 11:25:33 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <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
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	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
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		112
100	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;
101		120
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	123	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		125
107	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	129	our $DB_ENV;
111		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
112	our %CFG;	133	our %CFG;
113		134
114	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
116	our $NOW;	138	our $NOW;
117		139
118	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
119	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
120	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
124		146
125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
126	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	149	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		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;
129		159
130	binmode STDOUT;	160	binmode STDOUT;
131	binmode STDERR;	161	binmode STDERR;
132		162
133	# read virtual server time, if available	163	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
138	}	168	}
139		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
140	mkdir $_	172	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		174
143	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
144		176
145	sub cf::map::normalise;	177	sub cf::map::normalise;
146		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
147	#############################################################################	183	#############################################################################
148		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
149	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
150		197
151	=over 4	198	=over 4
152		199
153	=item $cf::UPTIME	200	=item $cf::UPTIME
154		201
155	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.
156		218
157	=item $cf::RUNTIME	219	=item $cf::RUNTIME
158		220
159	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
160	every server tick.	222	every server tick.
…		…
166	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
167	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
168	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
169	database environment.	231	database environment.
170		232
171	=item $cf::NOW
172
173	The time of the last (current) server tick.
174
175	=item $cf::TICK
176
177	The interval between server ticks, in seconds.
178
179	=item $cf::LOADAVG	233	=item $cf::LOADAVG
180		234
181	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
182	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
183	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
192	from wherever your confdir points to.	246	from wherever your confdir points to.
193		247
194	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
195		249
196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
197	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
200	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
201		272
202	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
203	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
204	that call.	275	that call.
205		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
206	=back	283	=back
207		284
208	=cut	285	=cut
209		286
210	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
211	*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 {
212	my $msg = join "", @_;	294	my $msg = join "", @_;
213		295
214	$msg .= "\n"	296	$msg .= "\n"
215	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
216		298
217	$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;
218		300
219	LOG llevError, $msg;	301	LOG llevWarn, $msg;
220	};	302	};
221	}
222		303
223	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
225		306
226	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	311	return;#d#
229	}#d#	312	}#d#
230		313
231	# kill coroutine otherwise	314	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	315	Coro::terminate
234	};	316	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		317
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	335	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	337	}
258		338
259	$EV::DIED = sub {	339	$EV::DIED = sub {
260	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
261	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
262		347
263	#############################################################################	348	#############################################################################
264		349
265	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
266		351
…		…
287	$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;
288	$d	373	$d
289	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
290	}	375	}
291		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
292	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
293		392
294	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
295		394
296	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
302	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
303		402
304	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
306		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
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		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
307	=item cf::lock_wait $string	468	=item cf::lock_wait $string
308		469
309	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
310		471
311	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
312		473
313	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
314	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,
315	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
316	returned.	477	returned.
317		478
318	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
319	deadlocked coro.	480	deadlocked coro.
…		…
325		486
326	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.
327		488
328	=cut	489	=cut
329		490
330	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		492
333	sub lock_wait($) {	493	sub lock_wait($) {
334	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	495	}
347		496
348	sub lock_acquire($) {	497	sub lock_acquire($) {
349	my ($key) = @_;	498	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	499	}
363		500
364	sub lock_active($) {	501	sub lock_active($) {
365	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	503	}
369		504
370	sub freeze_mainloop {	505	sub freeze_mainloop {
371	tick_inhibit_inc;	506	tick_inhibit_inc;
372		507
373	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
374	}	509	}
375		510
376	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
377		512
378	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
379	get spread over timer.	514	get spread over time.
380		515
381	=cut	516	=cut
382		517
383	sub periodic($$) {	518	sub periodic($$) {
384	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
388	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
389	}	524	}
390		525
391	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
392		527
393	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
394	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
395	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.
396		535
397	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
398	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
399		538
400	Useful for short background jobs.	539	Useful for short background jobs.
401		540
402	=cut	541	=cut
403		542
404	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
406		546
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
410		550
411	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
412		553
413	while () {	554	while () {
414	next_job:	555	next_job:
		556
415	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	558
417	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	563	$job->[2]->send;
421	Coro::cede;	564	Coro::cede;
422	goto next_job;	565	goto next_job;
423	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	568	}
425	}	569	}
426		570
427	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
428	# 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
429	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
430	$signal->wait;
431	} else {	574	} else {
		575	$busy = 0;
432	Coro::schedule;	576	Coro::schedule;
433	}	577	}
434	}	578	}
435	};	579	};
436		580
437	sub get_slot($;$$) {	581	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
439		583
440	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
441		585
442	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
443	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
444		589
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
473	=cut	618	=cut
474		619
475	sub sync_job(&) {	620	sub sync_job(&) {
476	my ($job) = @_;	621	my ($job) = @_;
477		622
478	if ($Coro::current == $Coro::main) {	623	if (in_main) {
479	my $time = EV::time;	624	my $time = AE::time;
480		625
481	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
483		628
484	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
485		630
486	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
487		632
488	my $busy = 1;	633	my $busy = 1;
489	my @res;	634	my @res;
490		635
491	(async {	636	(async {
492	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
493	@res = eval { $job->() };	638	@res = eval { $job->() };
494	warn $@ if $@;	639	error $@ if $@;
495	undef $busy;	640	undef $busy;
496	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
497		642
498	while ($busy) {	643	while ($busy) {
499	if (Coro::nready) {	644	if (Coro::nready) {
…		…
501	} else {	646	} else {
502	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
503	}	648	}
504	}	649	}
505		650
506	my $time = EV::time - $time;	651	my $time = AE::time - $time;
507		652
508	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
509		654
510	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
511	} else {	656	} else {
…		…
533	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
534		679
535	$coro	680	$coro
536	}	681	}
537		682
538	=item fork_call { }, $args	683	=item fork_call { }, @args
539		684
540	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
541	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
542	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
543	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
544		689
545	=cut	690	=cut
546		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
547	sub fork_call(&@) {	696	sub fork_call(&@) {
548	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
549		698
550	# 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,
551	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
552	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
553		702
554	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
555	reset_signals;	704	cf::post_fork;
556	&$cb	705	&$cb
557	}, @args;	706	} @args;
558		707
559	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	)
560	}	720	}
561		721
562	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
563		723
564	=cut	724	=cut
…		…
601	within each server.	761	within each server.
602		762
603	=cut	763	=cut
604		764
605	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
606	my ($name) = @_;	769	my ($name) = @_;
607	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
608		771
609	eval {	772	eval {
610	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
620	}	783	}
621		784
622	our $DB;	785	our $DB;
623		786
624	sub db_init {	787	sub db_init {
625	cf::sync_job {
626	$DB ||= db_table "db";	788	$DB ||= db_table "db";
627	};
628	}	789	}
629		790
630	sub db_get($$) {	791	sub db_get($$) {
631	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
632		793
633	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
634	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
635		798
636	$! ? ()	799	$! ? ()
637	: $data	800	: $data
638	}
639	}	801	}
640		802
641	sub db_put($$$) {	803	sub db_put($$$) {
642	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
643	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
671		833
672	my @data;	834	my @data;
673	my $md5;	835	my $md5;
674		836
675	for (0 .. $#$src) {	837	for (0 .. $#$src) {
676	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
677	or Carp::croak "$src->[$_]: $!";
678	}	839	}
679		840
680	# if processing is expensive, check	841	# if processing is expensive, check
681	# checksum first	842	# checksum first
682	if (1) {	843	if (1) {
…		…
699		860
700	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
701	my $data = $process->(\@data);	862	my $data = $process->(\@data);
702	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
703		864
704	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
705		866
706	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
707	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
708	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
709		870
…		…
719		880
720	=cut	881	=cut
721		882
722	sub datalog($@) {	883	sub datalog($@) {
723	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
724	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
725	}	886	}
726		887
727	=back	888	=back
728		889
729	=cut	890	=cut
…		…
924		1085
925	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
926	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
927		1088
928	} elsif (ref $type) {	1089	} elsif (ref $type) {
929	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
930		1091
931	} else {	1092	} else {
932	shift @arg;	1093	shift @arg;
933	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
934	}	1095	}
935	}	1096	}
936	}	1097	}
937		1098
938	sub _object_attach {	1099	sub _object_attach {
…		…
948	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
949	}	1110	}
950		1111
951	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
952	} else {	1113	} else {
953	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
954	}	1115	}
955		1116
956	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
957	}	1118	}
958		1119
…		…
1017		1178
1018	for (@$callbacks) {	1179	for (@$callbacks) {
1019	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1020		1181
1021	if ($@) {	1182	if ($@) {
1022	warn "$@";
1023	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1024	override;	1184	override;
1025	}	1185	}
1026		1186
1027	return 1 if $override;	1187	return 1 if $override;
1028	}	1188	}
…		…
1107	for (@$attach) {	1267	for (@$attach) {
1108	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1109	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1110	}	1270	}
1111	} else {	1271	} else {
1112	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1113	}	1273	}
1114	}	1274	}
1115	}	1275	}
1116		1276
1117	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1144	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1145		1305
1146	sync_job {	1306	sync_job {
1147	if (length $$rdata) {	1307	if (length $$rdata) {
1148	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1149	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1150	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1151		1312
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	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	}
1156	aio_close $fh;	1320	aio_close $fh;
1157		1321
1158	if (@$objs) {	1322	if (@$objs) {
1159	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) {
1160	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1163	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	}
1164	aio_close $fh;	1331	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1333	}
1167	} else {	1334	} else {
1168	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1169	}	1336	}
1170		1337
1171	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1342	} else {
1173	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1174	}	1344	}
1175	} else {	1345	} else {
1176	aio_unlink $filename;	1346	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1178	}	1348	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1373	$av = $st->{objs};
1204	}	1374	}
1205		1375
1206	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1209		1380
1210	($data, $av)	1381	($data, $av)
1211	}	1382	}
1212		1383
1213	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1269	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1270		1441
1271	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1272	}	1443	}
1273		1444
		1445	use File::Glob ();
		1446
1274	cf::player->attach (	1447	cf::player->attach (
1275	on_command => sub {	1448	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1277		1450
1278	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1279	or return;	1452	or return;
1280		1453
…		…
1288	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1289		1462
1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1291		1464
1292	if (ref $msg) {	1465	if (ref $msg) {
1293	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1294	"ARRAY" eq ref $msg
1295	? @$msg
1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1297		1467
1298	my @reply;	1468	my @reply;
1299		1469
1300	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1301	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1303		1473
1304	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1305	if $reply;	1475	if $reply;
1306		1476
1307	} else {	1477	} else {
1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1309	}	1479	}
1310		1480
1311	cf::override;	1481	cf::override;
1312	},	1482	},
1313	);	1483	);
1314		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1315	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1316	cf::sync_job {	1501	cf::sync_job {
1317	my %todo;	1502	my %todo;
1318		1503
1319	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1320	next unless -r $path;	1505	next unless -r $path;
…		…
1338		1523
1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1341		1526
1342	$ext{source} =	1527	$ext{source} =
1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1344	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1345	. $source	1530	. $source
1346	. "\n};\n1";	1531	. "\n};\n1";
1347		1532
1348	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1349	}	1534	}
1350		1535
		1536	my $pass = 0;
1351	my %done;	1537	my %done;
1352	while (%todo) {	1538	while (%todo) {
1353	my $progress;	1539	my $progress;
1354		1540
		1541	++$pass;
		1542
		1543	ext:
1355	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1546	next ext
1358	unless exists $done{$_};	1547	unless exists $done{$_};
1359	}	1548	}
1360		1549
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1551
1363	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1556
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1558	if exists $v->{meta}{mandatory};
1371		1559
1372	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1373	}	1569	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1570	}
1379		1571
1380	skip:	1572	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1383	}	1582	}
1384	};	1583	};
1385	}	1584	}
1386		1585
1387	#############################################################################	1586	#############################################################################
…		…
1441		1640
1442	sub exists($) {	1641	sub exists($) {
1443	my ($login) = @_;	1642	my ($login) = @_;
1444		1643
1445	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1447	}	1646	}
1448		1647
1449	sub find($) {	1648	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1650	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1472	}	1671	}
1473	}	1672	}
1474	}	1673	}
1475		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1476	sub save($) {	1688	sub save($) {
1477	my ($pl) = @_;	1689	my ($pl) = @_;
1478		1690
1479	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1480		1692
…		…
1485		1697
1486	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1488		1700
1489	cf::get_slot 0.01;	1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1490		1705
1491	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1707	cf::cede_to_tick;
1493	}	1708	}
1494		1709
…		…
1528	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1529		1744
1530	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1532		1747
1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1534	$pl->deactivate;	1749	$pl->deactivate;
		1750
1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536	$pl->ob->check_score;
1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1538	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1539		1756
1540	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1541	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1542	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1596	\@logins	1813	\@logins
1597	}	1814	}
1598		1815
1599	=item $player->maps	1816	=item $player->maps
1600		1817
		1818	=item cf::player::maps $login
		1819
1601	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1602	player. May block.	1821	player. May block.
1603		1822
1604	=cut	1823	=cut
1605		1824
…		…
1667	=cut	1886	=cut
1668		1887
1669	sub find_by_path($) {	1888	sub find_by_path($) {
1670	my ($path) = @_;	1889	my ($path) = @_;
1671		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
		1892
1672	my ($match, $specificity);	1893	my ($match, $specificity);
1673		1894
1674	for my $region (list) {	1895	for my $region (list) {
1675	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
1676	($match, $specificity) = ($region, $region->specificity)	1897	($match, $specificity) = ($region, $region->specificity)
…		…
1704	sub generate_random_map {	1925	sub generate_random_map {
1705	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1706		1927
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1929
1709	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1718	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1719	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1720	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1721	(cf::region::find $rmp->{region}), $rmp->{custom}
1722	)
1723	}	1931	}
1724		1932
1725	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1726		1934
1727	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1732		1940
1733	sub register {	1941	sub register {
1734	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1735	my $pkg = caller;	1943	my $pkg = caller;
1736		1944
1737	no strict;
1738	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1739		1946
1740	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1741	}	1948	}
1742		1949
1743	# also paths starting with '/'	1950	# also paths starting with '/'
1744	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1745		1952
1746	sub thawer_merge {	1953	sub thawer_merge {
1747	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1748		1955
1749	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1754	}	1961	}
1755		1962
1756	sub normalise {	1963	sub normalise {
1757	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1758		1965
1759	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1760		1967
1761	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1762		1969
1763	# map plan:	1970	# map plan:
1764	#	1971	#
…		…
1779	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1780	$path = "$base/$path";	1987	$path = "$base/$path";
1781	}	1988	}
1782		1989
1783	for ($path) {	1990	for ($path) {
1784	redo if s{//}{/};
1785	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1786	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1787	}	1993	}
1788		1994
1789	$path	1995	$path
…		…
1803	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1804	return $self;	2010	return $self;
1805	}	2011	}
1806	}	2012	}
1807		2013
1808	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1809	()	2015	()
1810	}	2016	}
1811		2017
		2018	# may re-bless or do other evil things
1812	sub init {	2019	sub init {
1813	my ($self) = @_;	2020	my ($self) = @_;
1814		2021
1815	$self	2022	$self
1816	}	2023	}
…		…
1847		2054
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1850	}	2057	}
1851		2058
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	2059	sub decay_objects {
1862	my ($self) = @_;	2060	my ($self) = @_;
1863		2061
1864	return if $self->{deny_reset};	2062	return if $self->{deny_reset};
1865		2063
…		…
1890	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1891		2089
1892	1	2090	1
1893	}	2091	}
1894		2092
		2093	# used to laod the header of an original map
1895	sub load_header_orig {	2094	sub load_header_orig {
1896	my ($self) = @_;	2095	my ($self) = @_;
1897		2096
1898	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1899	}	2098	}
1900		2099
		2100	# used to laod the header of an instantiated map
1901	sub load_header_temp {	2101	sub load_header_temp {
1902	my ($self) = @_;	2102	my ($self) = @_;
1903		2103
1904	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1905	}	2105	}
1906		2106
		2107	# called after loading the header from an instantiated map
1907	sub prepare_temp {	2108	sub prepare_temp {
1908	my ($self) = @_;	2109	my ($self) = @_;
1909		2110
1910	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1911	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1912	# safety	2113	# safety
1913	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1914	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1915	}	2116	}
1916		2117
		2118	# called after loading the header from an original map
1917	sub prepare_orig {	2119	sub prepare_orig {
1918	my ($self) = @_;	2120	my ($self) = @_;
1919		2121
1920	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1921	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1945		2147
1946	sub find;	2148	sub find;
1947	sub find {	2149	sub find {
1948	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1949		2151
		2152	cf::cede_to_tick;
		2153
1950	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1951		2155
1952	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2158
1955	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1960	or return;	2161	or return;
1961		2162
1962	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1963		2164
…		…
1975		2176
1976	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1977	}	2178	}
1978	}	2179	}
1979		2180
1980	sub pre_load { }	2181	sub pre_load { }
1981	sub post_load { }	2182	#sub post_load { } # XS
1982		2183
1983	sub load {	2184	sub load {
1984	my ($self) = @_;	2185	my ($self) = @_;
1985		2186
1986	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1989		2190
1990	{	2191	{
1991	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1992		2193
1993	return unless $self->valid;	2194	return unless $self->valid;
1994	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1995
1996	$self->in_memory (cf::MAP_LOADING);
1997		2196
1998	$self->alloc;	2197	$self->alloc;
1999		2198
2000	$self->pre_load;	2199	$self->pre_load;
2001	cf::cede_to_tick;	2200	cf::cede_to_tick;
2002		2201
		2202	if (exists $self->{load_path}) {
2003	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2004	$f->skip_block;	2204	$f->skip_block;
2005	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2006	or return;	2206	or return;
2007		2207
2008	$self->post_load_original	2208	$self->post_load_original
2009	if delete $self->{load_original};	2209	if delete $self->{load_original};
2010		2210
2011	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2012	utf8::encode $uniq;	2212	utf8::encode $uniq;
2013	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2014	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2015	$self->clear_unique_items;	2215	$self->clear_unique_items;
2016	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2017	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2018	}	2219	}
2019	}	2220	}
2020	}
2021		2221
2022	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2023		2229
2024	cf::cede_to_tick;	2230	cf::cede_to_tick;
2025	# now do the right thing for maps	2231	# now do the right thing for maps
2026	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2027	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2031	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2238	$self->decay_objects;
2033	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2034	$self->update_buttons;	2240	$self->update_buttons;
2035	cf::cede_to_tick;	2241	cf::cede_to_tick;
2036	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2037	cf::cede_to_tick;
2038	$self->activate;
2039	}	2243	}
2040		2244
2041	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2043
2044	$self->in_memory (cf::MAP_ACTIVE);
2045	}	2247	}
2046		2248
2047	$self->post_load;	2249	$self->post_load;
2048	}
2049		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2257	sub customise_for {
2051	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2052		2259
2053	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2261	if $self->per_player;
…		…
2057	# if $self->per_party;	2264	# if $self->per_party;
2058		2265
2059	$self	2266	$self
2060	}	2267	}
2061		2268
2062	# find and load all maps in the 3x3 area around a map
2063	sub load_neighbours {
2064	my ($map) = @_;
2065
2066	my @neigh; # diagonal neighbours
2067
2068	for (0 .. 3) {
2069	my $neigh = $map->tile_path ($_)
2070	or next;
2071	$neigh = find $neigh, $map
2072	or next;
2073	$neigh->load;
2074
2075	push @neigh,
2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2078	}
2079
2080	for (grep defined $_->[0], @neigh) {
2081	my ($path, $origin) = @$_;
2082	my $neigh = find $path, $origin
2083	or next;
2084	$neigh->load;
2085	}
2086	}
2087
2088	sub find_sync {	2269	sub find_sync {
2089	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2090		2271
2091	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2092	}	2277	}
2093		2278
2094	sub do_load_sync {	2279	sub do_load_sync {
2095	my ($map) = @_;	2280	my ($map) = @_;
2096		2281
		2282	# it's a bug to call this from the main context
2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2098	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2099		2285
2100	cf::sync_job { $map->load };	2286	$map->load;
2101	}	2287	}
2102		2288
2103	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2104	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2105		2291
2106	sub find_async {	2292	sub find_async {
2107	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2108		2294
2109	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2110		2296
2111	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2113	}	2299	}
2114		2300
2115	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2116		2302
2117	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2131	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2132		2318
2133	()	2319	()
2134	}	2320	}
2135		2321
		2322	# common code, used by both ->save and ->swapout
2136	sub save {	2323	sub _save {
2137	my ($self) = @_;	2324	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2325
2141	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2142		2327
2143	return unless $self->dirty;	2328	return unless $self->dirty;
2144		2329
…		…
2164	} else {	2349	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2351	}
2167	}	2352	}
2168		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2169	sub swap_out {	2362	sub swap_out {
2170	my ($self) = @_;	2363	my ($self) = @_;
2171		2364
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2177	return if $self->players;	2369	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2179	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2180		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2181	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2182		2421
2183	$self->deactivate;	2422	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->clear;	2424	$self->clear;
2186	}
2187
2188	sub reset_at {
2189	my ($self) = @_;
2190
2191	# TODO: safety, remove and allow resettable per-player maps
2192	return 1e99 if $self->{deny_reset};
2193
2194	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2195	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2196
2197	$time + $to
2198	}
2199
2200	sub should_reset {
2201	my ($self) = @_;
2202
2203	$self->reset_at <= $cf::RUNTIME
2204	}
2205
2206	sub reset {
2207	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210
2211	return if $self->players;
2212
2213	warn "resetting map ", $self->path;
2214
2215	$self->in_memory (cf::MAP_SWAPPED);
2216
2217	# need to save uniques path
2218	unless ($self->{deny_save}) {
2219	my $uniq = $self->uniq_path; utf8::encode $uniq;
2220
2221	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2222	if $uniq;
2223	}
2224
2225	delete $cf::MAP{$self->path};
2226
2227	$self->deactivate;
2228	$_->clear_links_to ($self) for values %cf::MAP;
2229	$self->clear;
2230		2425
2231	$self->unlink_save;	2426	$self->unlink_save;
2232	$self->destroy;	2427	$self->destroy;
2233	}	2428	}
2234		2429
…		…
2242		2437
2243	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2244		2439
2245	$self->unlink_save;	2440	$self->unlink_save;
2246		2441
2247	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2248	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2249	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2250	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2252		2447
…		…
2309	: normalise $_	2504	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2506	]
2312	}	2507	}
2313		2508
		2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
		2540
2314	=back	2541	=back
2315		2542
2316	=head3 cf::object	2543	=head3 cf::object
2317		2544
2318	=cut	2545	=cut
…		…
2383		2610
2384	our $SAY_CHANNEL = {	2611	our $SAY_CHANNEL = {
2385	id => "say",	2612	id => "say",
2386	title => "Map",	2613	title => "Map",
2387	reply => "say ",	2614	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2616	};
2390		2617
2391	our $CHAT_CHANNEL = {	2618	our $CHAT_CHANNEL = {
2392	id => "chat",	2619	id => "chat",
2393	title => "Chat",	2620	title => "Chat",
…		…
2450		2677
2451	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2452		2679
2453	The player should be reasonably safe there for short amounts of time (e.g.	2680	The player should be reasonably safe there for short amounts of time (e.g.
2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2455	though, as the palyer cannot control the character while it is on the link	2682	though, as the player cannot control the character while it is on the link
2456	map.	2683	map.
2457		2684
2458	Will never block.	2685	Will never block.
2459		2686
2460	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
…		…
2481	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2482	my ($self) = @_;	2709	my ($self) = @_;
2483		2710
2484	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2485		2712
		2713	++$self->{_link_recursion};
		2714
2486	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2487		2716
2488	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2489	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2490		2719
2491	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2492	}	2721	}
2493		2722
2494	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2495	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2496		2725
…		…
2513	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2514	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2515		2744
2516	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2517	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2518	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2519		2748
2520	$map->load;	2749	$map->load;
2521	$map->load_neighbours;
2522		2750
2523	return unless $self->contr->active;	2751	return unless $self->contr->active;
2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;
2526		2752
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2529	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2530		2760
		2761	}
		2762
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2764
2533	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2543		2775
2544	our $GOTOGEN;	2776	our $GOTOGEN;
2545		2777
2546	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2547	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2548		2786
2549	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2551		2789
2552	$self->enter_link;	2790	$self->enter_link;
…		…
2572	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2573	}	2811	}
2574	}	2812	}
2575		2813
2576	my $map = eval {	2814	my $map = eval {
2577	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2578		2816
2579	if ($map) {	2817	if ($map) {
2580	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2581	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2582	} else {	2820	} else {
2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2584	}	2822	}
2585		2823
2586	$map	2824	$map
…		…
2594	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2595	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2596	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2597	}	2835	}
2598		2836
2599	$done->() if $done;	2837	$done->($self) if $done;
2600	})->prio (1);	2838	})->prio (1);
2601	}	2839	}
2602		2840
2603	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2604		2842
…		…
2672	$Coro::current->{desc} = "enter_exit";	2910	$Coro::current->{desc} = "enter_exit";
2673		2911
2674	unless (eval {	2912	unless (eval {
2675	$self->deactivate_recursive; # just to be sure	2913	$self->deactivate_recursive; # just to be sure
2676		2914
2677	# random map handling
2678	{
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	prepare_random_map $exit
2682	if $exit->slaying eq "/!";
2683	}
2684
2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
2686	my $x = $exit->stats->hp;	2916	my $x = $exit->stats->hp;
2687	my $y = $exit->stats->sp;	2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
2688		2941
2689	$self->goto ($map, $x, $y);	2942	$self->goto ($map, $x, $y);
2690		2943
2691	# if exit is damned, update players death & WoR home-position	2944	# if exit is damned, update players death & WoR home-position
2692	$self->contr->savebed ($map, $x, $y)	2945	$self->contr->savebed ($map, $x, $y)
…		…
2697	$self->message ("Something went wrong deep within the deliantra server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2698	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2699	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2700	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2701		2954
2702	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2703	$self->leave_link;	2956	$self->leave_link;
2704	}	2957	}
2705	})->prio (1);	2958	})->prio (1);
2706	}	2959	}
2707		2960
…		…
2719	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2720	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2721		2974
2722	utf8::encode $text;	2975	utf8::encode $text;
2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2724	}	3002	}
2725		3003
2726	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2727		3005
2728	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2732		3010
2733	=cut	3011	=cut
2734		3012
2735	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2736	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2737	"c/identify" => {	3021	"c/identify" => {
2738	id => "infobox",	3022	id => "infobox",
2739	title => "Identify",	3023	title => "Identify",
2740	reply => undef,	3024	reply => undef,
2741	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2743	"c/examine" => {	3027	"c/examine" => {
2744	id => "infobox",	3028	id => "infobox",
2745	title => "Examine",	3029	title => "Examine",
2746	reply => undef,	3030	reply => undef,
2747	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2748	},	3038	},
2749	"c/book" => {	3039	"c/book" => {
2750	id => "infobox",	3040	id => "infobox",
2751	title => "Book",	3041	title => "Book",
2752	reply => undef,	3042	reply => undef,
…		…
2768	id => "infobox",	3058	id => "infobox",
2769	title => "Body Parts",	3059	title => "Body Parts",
2770	reply => undef,	3060	reply => undef,
2771	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2772	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
2773	"c/uptime" => {	3099	"c/uptime" => {
2774	id => "infobox",	3100	id => "infobox",
2775	title => "Uptime",	3101	title => "Uptime",
2776	reply => undef,	3102	reply => undef,
2777	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2786	id => "party",	3112	id => "party",
2787	title => "Party",	3113	title => "Party",
2788	reply => "gsay ",	3114	reply => "gsay ",
2789	tooltip => "Messages and chat related to your party",	3115	tooltip => "Messages and chat related to your party",
2790	},	3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2791	);	3125	);
2792		3126
2793	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2794	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2795		3129
…		…
2800		3134
2801	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2802	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2803	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2804		3138
2805	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807
2808	$channel = $channel->{id};	3140	$channel = $channel->{id};
2809		3141
2810	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2811	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2812	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2813	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2814	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816	}	3147	}
2817		3148
2818	$channel = $channel->{id};	3149	$channel = $channel->{id};
2819	}	3150	}
2820		3151
2821	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2822		3153
2823	if ($self->can_msg) {
2824	# default colour, mask it out	3154	# default colour, mask it out
2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2826	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2827		3157
2828	my $pkt = "msg "	3158	my $pkt = "msg "
2829	. $self->{json_coder}->encode (	3159	. $self->{json_coder}->encode (
2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2831	);	3161	);
2832		3162
2833	# try lzf for large packets
2834	$pkt = "lzf " . Compress::LZF::compress $pkt
2835	if 1024 <= length $pkt and $self->{can_lzf};
2836
2837	# split very large packets
2838	if (8192 < length $pkt and $self->{can_lzf}) {
2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2840	$pkt = "frag";
2841	}
2842
2843	$self->send_packet ($pkt);	3163	$self->send_big_packet ($pkt);
2844	} else {
2845	if ($color >= 0) {
2846	# replace some tags by gcfclient-compatible ones
2847	for ($msg) {
2848	1 while
2849	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2850	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2851	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2852	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2853	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2854	}
2855
2856	$color &= cf::NDI_COLOR_MASK;
2857
2858	utf8::encode $msg;
2859
2860	if (0 && $msg =~ /\[/) {
2861	# COMMAND/INFO
2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2863	} else {
2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2865	$self->send_packet ("drawinfo $color $msg")
2866	}
2867	}
2868	}
2869	}	3164	}
2870		3165
2871	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2872		3167
2873	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2876		3171
2877	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2878	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2879		3174
2880	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2882	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2883	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2885	}	3180	}
2886	}	3181	}
2887		3182
2888	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2889		3184
…		…
2892	=cut	3187	=cut
2893		3188
2894	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2895	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2896		3191
2897	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2899	} elsif ($self->extcmd == 1) {
2900	#TODO: version 1, remove
2901	unshift @msg, msgtype => "reply", msgid => $id;
2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2903	}
2904	}	3195	}
2905		3196
2906	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2907		3198
2908	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2963	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2964		3255
2965	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2966		3257
2967	if (ref $msg) {	3258	if (ref $msg) {
2968	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2969	"ARRAY" eq ref $msg
2970	? @$msg
2971	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2972		3260
2973	my @reply;	3261	my @reply;
2974		3262
2975	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2976	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2978		3266
2979	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2980	if $reply;	3268	if $reply;
2981		3269
2982	} else {	3270	} else {
2983	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2984	}	3272	}
2985		3273
2986	cf::override;	3274	cf::override;
2987	},	3275	},
2988	);	3276	);
…		…
3008		3296
3009	$coro	3297	$coro
3010	}	3298	}
3011		3299
3012	cf::client->attach (	3300	cf::client->attach (
3013	on_destroy => sub {	3301	on_client_destroy => sub {
3014	my ($ns) = @_;	3302	my ($ns) = @_;
3015		3303
3016	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3017	},	3305	},
3018	);	3306	);
…		…
3034	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3035		3323
3036	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3037		3325
3038	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3039	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3040	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3041	sort time	3329	sort time
3042	));	3330	));
3043		3331
3044	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3048	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3049		3337
3050	cf::object	3338	cf::object
3051	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3052	insert remove name archname title slaying race decrease split	3340	insert remove name archname title slaying race decrease split
		3341	value
3053		3342
3054	cf::object::player	3343	cf::object::player
3055	player	3344	player
3056		3345
3057	cf::player	3346	cf::player
…		…
3063	=cut	3352	=cut
3064		3353
3065	for (	3354	for (
3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3067	insert remove inv nrof name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3068	decrease split destroy change_exp)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3069	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3070	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3071	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3072	) {	3361	) {
3073	no strict 'refs';
3074	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3075	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3076	for @funs;	3364	for @funs;
3077	}	3365	}
3078		3366
…		…
3093		3381
3094	my $qcode = $code;	3382	my $qcode = $code;
3095	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3096	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3097		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3098	local $_;	3389	local $_;
3099	local @safe::cf::_safe_eval_args = values %vars;
3100		3390
3101	my $eval =	3391	my $eval =
3102	"do {\n"	3392	"do {\n"
3103	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3104	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3105	. $code	3395	. $code
3106	. "\n}"	3396	. "\n}"
3107	;	3397	;
3108		3398
		3399	if ($CFG{safe_eval}) {
3109	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3110	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3111	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3112		3408
3113	if ($@) {	3409	if ($@) {
3114	warn "$@";	3410	warn "$@",
3115	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3116	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3117	}	3413	}
3118		3414
3119	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3120	}	3416	}
3121		3417
…		…
3135	=cut	3431	=cut
3136		3432
3137	sub register_script_function {	3433	sub register_script_function {
3138	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3139		3435
3140	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3141	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3142	}	3438	}
3143		3439
3144	=back	3440	=back
3145		3441
3146	=cut	3442	=cut
…		…
3155	# for this (global event?)	3451	# for this (global event?)
3156	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3157		3453
3158	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3159		3455
3160	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3161		3457
3162	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3163	0 < aio_load $path, $facedata
3164	or die "$path: $!";
3165
3166	$facedata = Coro::Storable::thaw $facedata;
3167		3459
3168	$facedata->{version} == 2	3460	$facedata->{version} == 2
3169	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3170		3462
3171	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3172	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3173	type => FT_RSRC,	3466	type => FT_RSRC,
3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3175	};	3469	};
3176	cf::cede_to_tick;	3470	cf::cede_to_tick;
3177		3471
3178	{	3472	{
3179	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3181	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3183		3477
3184	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3185	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3188		3483
3189	cf::cede_to_tick;	3484	cf::cede_to_tick;
3190	}	3485	}
3191		3486
3192	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3197		3492
3198	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3199	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3201	} else {	3496	} else {
3202	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3203	}	3498	}
3204		3499
3205	cf::cede_to_tick;	3500	cf::cede_to_tick;
3206	}	3501	}
3207	}	3502	}
…		…
3216		3511
3217	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3218	}	3513	}
3219		3514
3220	{	3515	{
3221	# TODO: for gcfclient pleasure, we should give resources
3222	# that gcfclient doesn't grok a >10000 face index.
3223	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3224		3517
3225	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3226	if (defined $info->{type}) {	3519	if (defined $info->{type}) {
3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3228	my $data;
3229		3521
3230	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3231	# prepend meta info
3232
3233	my $meta = $enc->encode ({
3234	name => $name,
3235	%{ $info->{meta} || {} },
3236	});
3237
3238	$data = pack "(w/a*)*", $meta, $info->{data};
3239	} else {
3240	$data = $info->{data};
3241	}
3242
3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3244	cf::face::set_type $idx, $info->{type};	3523	cf::face::set_type $idx, $info->{type};
3245	} else {	3524	} else {
3246	$RESOURCE{$name} = $info;	3525	$RESOURCE{$name} = $info; # unused
3247	}	3526	}
3248		3527
3249	cf::cede_to_tick;	3528	cf::cede_to_tick;
3250	}	3529	}
3251	}	3530	}
3252		3531
3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3254		3533
3255	1	3534	1
3256	}	3535	}
3257
3258	cf::global->attach (on_resource_update => sub {
3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3261
3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3263	my $sound = $soundconf->{compat}[$_]
3264	or next;
3265
3266	my $face = cf::face::find "sound/$sound->[1]";
3267	cf::sound::set $sound->[0] => $face;
3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3269	}
3270
3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
3272	my $face = cf::face::find "sound/$v";
3273	cf::sound::set $k => $face;
3274	}
3275	}
3276	});
3277		3536
3278	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
3279	my ($ns, $want) = @_;	3538	my ($ns, $want) = @_;
3280		3539
3281	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
…		…
3320	sub reload_treasures {	3579	sub reload_treasures {
3321	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3322	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3323	}	3582	}
3324		3583
		3584	sub reload_sound {
		3585	trace "loading sound config from $DATADIR/sound\n";
		3586
		3587	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3588
		3589	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3590	my $sound = $soundconf->{compat}[$_]
		3591	or next;
		3592
		3593	my $face = cf::face::find "sound/$sound->[1]";
		3594	cf::sound::set $sound->[0] => $face;
		3595	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3596	}
		3597
		3598	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3599	my $face = cf::face::find "sound/$v";
		3600	cf::sound::set $k => $face;
		3601	}
		3602	}
		3603
3325	sub reload_resources {	3604	sub reload_resources {
3326	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3327		3606
		3607	reload_exp_table;
		3608	reload_materials;
3328	reload_facedata;	3609	reload_facedata;
		3610	reload_sound;
3329	reload_archetypes;	3611	reload_archetypes;
3330	reload_regions;	3612	reload_regions;
3331	reload_treasures;	3613	reload_treasures;
3332		3614
3333	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3334	}
3335
3336	sub init {
3337	my $guard = freeze_mainloop;
3338
3339	evthread_start IO::AIO::poll_fileno;
3340
3341	reload_resources;
3342	}	3616	}
3343		3617
3344	sub reload_config {	3618	sub reload_config {
3345	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3346	or return;
3347		3620
3348	local $/;	3621	my $config = load_file "$CONFDIR/config";
3349	*CFG = YAML::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3350		3624
3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3352		3626
3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3627	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3628	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3355		3629
3356	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3379		3653
3380	seek $fh, 0, 0;	3654	seek $fh, 0, 0;
3381	print $fh $$;	3655	print $fh $$;
3382	}	3656	}
3383		3657
		3658	sub main_loop {
		3659	trace "EV::loop starting\n";
		3660	if (1) {
		3661	EV::loop;
		3662	}
		3663	trace "EV::loop returned\n";
		3664	goto &main_loop unless $REALLY_UNLOOP;
		3665	}
		3666
3384	sub main {	3667	sub main {
3385	atomic;	3668	cf::init_globals; # initialise logging
		3669
		3670	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3671	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3672	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3673	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3674
		3675	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3386		3676
3387	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3388	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3679	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3390	(async {	3680	(async {
3391	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3392	EV::loop EV::LOOP_ONESHOT;	3682	EV::loop EV::LOOP_ONESHOT;
3393	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3394	};	3684	};
3395		3685
3396	{	3686	evthread_start IO::AIO::poll_fileno;
3397	my $guard = freeze_mainloop;	3687
		3688	cf::sync_job {
		3689	cf::incloader::init ();
		3690
		3691	cf::init_anim;
		3692	cf::init_attackmess;
		3693	cf::init_dynamic;
		3694
		3695	cf::load_settings;
		3696
		3697	reload_resources;
3398	reload_config;	3698	reload_config;
3399	db_init;	3699	db_init;
		3700
		3701	cf::init_uuid;
		3702	cf::init_signals;
		3703	cf::init_skills;
		3704
		3705	cf::init_beforeplay;
		3706
		3707	atomic;
		3708
3400	load_extensions;	3709	load_extensions;
3401		3710
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	}
3404
3405	utime time, time, $RUNTIMEFILE;	3711	utime time, time, $RUNTIMEFILE;
3406		3712
3407	# no (long-running) fork's whatsoever before this point(!)	3713	# no (long-running) fork's whatsoever before this point(!)
		3714	use POSIX ();
3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3715	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3409		3716
3410	EV::loop;	3717	cf::_post_init 0;
		3718	};
		3719
		3720	cf::object::thawer::errors_are_fatal 0;
		3721	info "parse errors in files are no longer fatal from this point on.\n";
		3722
		3723	AE::postpone {
		3724	undef &main; # free gobs of memory :)
		3725	};
		3726
		3727	goto &main_loop;
3411	}	3728	}
3412		3729
3413	#############################################################################	3730	#############################################################################
3414	# initialisation and cleanup	3731	# initialisation and cleanup
3415		3732
3416	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3417	BEGIN {	3734	BEGIN {
3418	our %SIGWATCHER = ();	3735	our %SIGWATCHER = ();
3419	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3421	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3422	};	3739	};
3423	}	3740	}
3424	}	3741	}
3425		3742
3426	sub write_runtime_sync {	3743	sub write_runtime_sync {
		3744	my $t0 = AE::time;
		3745
3427	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3428	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3429		3748
3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3431		3750
3432	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3433		3752
3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3435	or return;	3754	or return;
3436		3755
3437	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3438	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3439	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3452	or return;	3771	or return;
3453		3772
3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3455	and return;	3774	and return;
3456		3775
3457	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3458		3777
3459	1	3778	1
3460	}	3779	}
3461		3780
3462	our $uuid_lock;	3781	our $uuid_lock;
…		…
3471	my $uuid = "$LOCALDIR/uuid";	3790	my $uuid = "$LOCALDIR/uuid";
3472		3791
3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3474	or return;	3793	or return;
3475		3794
3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3795	my $value = uuid_seq uuid_cur;
		3796
		3797	unless ($value) {
		3798	info "cowardly refusing to write zero uuid value!\n";
		3799	return;
		3800	}
		3801
		3802	my $value = uuid_str $value + $uuid_skip;
3477	$uuid_skip = 0;	3803	$uuid_skip = 0;
3478		3804
3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3805	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3480	and return;	3806	and return;
3481		3807
…		…
3487	or return;	3813	or return;
3488		3814
3489	aio_rename "$uuid~", $uuid	3815	aio_rename "$uuid~", $uuid
3490	and return;	3816	and return;
3491		3817
3492	warn "uuid file written ($value).\n";	3818	trace "uuid file written ($value).\n";
3493		3819
3494	1	3820	1
3495		3821
3496	}	3822	}
3497		3823
…		…
3503	}	3829	}
3504		3830
3505	sub emergency_save() {	3831	sub emergency_save() {
3506	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3507		3833
3508	warn "enter emergency perl save\n";	3834	info "emergency_perl_save: enter\n";
		3835
		3836	# this is a trade-off: we want to be very quick here, so
		3837	# save all maps without fsync, and later call a global sync
		3838	# (which in turn might be very very slow)
		3839	local $USE_FSYNC = 0;
3509		3840
3510	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3511	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3512	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3513	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3514	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3515	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3516	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3517	$pl->valid or next;	3850	$pl->valid or next;
3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3519	$pl->save;	3852	$pl->save;
3520	}	3853	}
3521	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3522		3855
3523	warn "begin emergency map save\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin map save\n";
3524	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3525	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3526	$map->valid or next;	3861	$map->valid or next;
3527	$map->save;	3862	$map->save;
3528	}	3863	}
3529	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3530		3865
3531	warn "begin emergency database checkpoint\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin database checkpoint\n";
3532	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3533	warn "end emergency database checkpoint\n";	3870	info "emergency_perl_save: end database checkpoint\n";
3534		3871
3535	warn "begin write uuid\n";	3872	info "emergency_perl_save: begin write uuid\n";
3536	write_uuid_sync 1;	3873	write_uuid_sync 1;
3537	warn "end write uuid\n";	3874	info "emergency_perl_save: end write uuid\n";
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: syncing database to disk";
		3879	BDB::db_env_txn_checkpoint $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3538	};	3894	};
3539		3895
3540	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3541	}	3897	}
3542		3898
3543	sub post_cleanup {	3899	sub post_cleanup {
3544	my ($make_core) = @_;	3900	my ($make_core) = @_;
3545		3901
		3902	IO::AIO::flush;
		3903
3546	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3547	if $make_core;	3905	if $make_core;
3548		3906
3549	my $fh = pidfile;	3907	my $fh = pidfile;
3550	unlink $PIDFILE if <$fh> == $$;	3908	unlink $PIDFILE if <$fh> == $$;
3551	}	3909	}
…		…
3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3929	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3572	for my $name (keys %$leaf_symtab) {	3930	for my $name (keys %$leaf_symtab) {
3573	_gv_clear *{"$pkg$name"};	3931	_gv_clear *{"$pkg$name"};
3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3932	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3575	}	3933	}
3576	warn "cleared package #$pkg\n";#d#
3577	}	3934	}
3578
3579	our $RELOAD; # how many times to reload
3580		3935
3581	sub do_reload_perl() {	3936	sub do_reload_perl() {
3582	# can/must only be called in main	3937	# can/must only be called in main
3583	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3584	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3585	return;	3940	return;
3586	}	3941	}
3587		3942
3588	return if $RELOAD++;	3943	return if $RELOAD++;
3589		3944
		3945	my $t1 = AE::time;
		3946
3590	while ($RELOAD) {	3947	while ($RELOAD) {
3591	warn "reloading...";	3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
3592		3950
3593	warn "entering sync_job";	3951	trace "perl_reload: entering sync_job";
3594		3952
3595	cf::sync_job {	3953	cf::sync_job {
3596	cf::write_runtime_sync; # external watchdog should not bark
3597	cf::emergency_save;	3954	#cf::emergency_save;
3598	cf::write_runtime_sync; # external watchdog should not bark
3599		3955
3600	warn "syncing database to disk";
3601	BDB::db_env_txn_checkpoint $DB_ENV;
3602
3603	# if anything goes wrong in here, we should simply crash as we already saved
3604
3605	warn "flushing outstanding aio requests";
3606	while (IO::AIO::nreqs || BDB::nreqs) {
3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3608	}
3609
3610	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();	3958	%EXT_CORO = ();
3613		3959
3614	warn "removing commands";	3960	trace "perl_reload: removing commands";
3615	%COMMAND = ();	3961	%COMMAND = ();
3616		3962
3617	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3618	%EXTCMD = ();	3964	%EXTCMD = ();
3619	%EXTICMD = ();	3965	%EXTICMD = ();
3620		3966
3621	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3624		3970
3625	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3626	eval {	3972	eval {
3627	$cb->($pkg);	3973	$cb->($pkg);
3628	1	3974	1
3629	} or warn "$pkg unloaded, but with errors: $@";	3975	} or error "$pkg unloaded, but with errors: $@";
3630	}	3976	}
3631		3977
3632	warn "... clearing $pkg";	3978	trace "... clearing $pkg";
3633	clear_package $pkg;	3979	clear_package $pkg;
3634	}	3980	}
3635		3981
3636	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3637	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3985
3640	warn "... unloading $k";	3986	trace "... unloading $k";
3641	delete $INC{$k};	3987	delete $INC{$k};
3642		3988
3643	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3645		3991
…		…
3648	}	3994	}
3649		3995
3650	clear_package $k;	3996	clear_package $k;
3651	}	3997	}
3652		3998
3653	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3654	clear_package "safe::$_"	4000	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4001	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		4002
3657	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		4006
3661	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3662	# and global variables created in xs	4008	# and global variables created in xs
3663	#clear_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3664		4010
3665	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3666		4012
3667	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3668	require cf;	4014	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3670		4016
3671	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3672	cf::reload_config;	4018	cf::reload_config;
3673		4019
3674	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3675	cf::load_extensions;	4021	cf::load_extensions;
3676		4022
		4023	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3680	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3683		4031
3684	warn "leaving sync_job";	4032	cf::_post_init 1;
		4033
		4034	trace "perl_reload: leaving sync_job";
3685		4035
3686	1	4036	1
3687	} or do {	4037	} or do {
3688	warn $@;	4038	error $@;
3689	cf::cleanup "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3690	};	4040	};
3691		4041
3692	warn "reloaded";
3693	--$RELOAD;	4042	--$RELOAD;
3694	}	4043	}
		4044
		4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3695	};	4047	};
3696		4048
3697	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3698		4050
3699	sub reload_perl() {	4051	sub reload_perl() {
3700	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3701	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3702		4054
		4055	$RELOAD_WATCHER ||= cf::async {
		4056	Coro::AIO::aio_wait cache_extensions;
		4057
3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3704	do_reload_perl;	4059	do_reload_perl;
3705	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
		4061	};
3706	};	4062	};
3707	}	4063	}
3708		4064
3709	register_command "reload" => sub {	4065	register_command "reload" => sub {
3710	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
…		…
3716	reload_perl;	4072	reload_perl;
3717	};	4073	};
3718	}	4074	}
3719	};	4075	};
3720		4076
3721	unshift @INC, $LIBDIR;	4077	#############################################################################
3722		4078
3723	my $bug_warning = 0;	4079	my $bug_warning = 0;
3724		4080
3725	our @WAIT_FOR_TICK;
3726	our @WAIT_FOR_TICK_BEGIN;
3727
3728	sub wait_for_tick {	4081	sub wait_for_tick() {
3729	return if tick_inhibit || $Coro::current == $Coro::main;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3730		4083
3731	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3732	push @WAIT_FOR_TICK, $signal;
3733	$signal->wait;
3734	}	4085	}
3735		4086
3736	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4089
3739	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3741	$signal->wait;	4092	$signal->wait;
3742	}	4093	}
…		…
3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3747	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3748	return;	4099	return;
3749	}	4100	}
3750		4101
3751	cf::server_tick; # one server iteration	4102	cf::one_tick; # one server iteration
		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3752		4105
3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3755	Coro::async_pool {	4108	Coro::async_pool {
3756	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3757	write_runtime_sync	4110	write_runtime_sync
3758	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3759	};	4112	};
3760	}	4113	}
3761		4114
3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3763	$sig->send;	4116	$sig->send;
3764	}	4117	}
3765	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3766	$sig->send;
3767	}
3768		4119
3769	$LOAD = ($NOW - $TICK_START) / $TICK;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3771		4122
3772	if (0) {	4123	if (0) {
3773	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3774	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3776	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3777	}	4128	}
3778	}	4129	}
3779	}	4130	}
3780		4131
3781	{	4132	{
3782	# configure BDB	4133	# configure BDB
3783		4134
3784	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3785	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3786	$AnyEvent::BDB::WATCHER->priority (1);	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3787		4138
3788	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3789	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3826	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3827	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3828	undef $AnyEvent::AIO::WATCHER;	4179	undef $AnyEvent::AIO::WATCHER;
3829	}	4180	}
3830		4181
3831	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3832		4184
3833	sub _log_backtrace {	4185	sub _log_backtrace {
3834	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3835		4187
3836	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3837		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3838	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3839	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3840	++$_log_backtrace;	4196	++$_log_backtrace;
3841	my $perl_bt = Carp::longmess $msg;	4197	my $perl_bt = Carp::longmess $msg;
3842	async {	4198	async {
3843	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3844		4200
…		…
3864	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3865	--$_log_backtrace;	4221	--$_log_backtrace;
3866	};	4222	};
3867	} else {	4223	} else {
3868	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3869	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3870	}	4226	}
3871	}	4227	}
3872		4228
3873	# load additional modules	4229	# load additional modules
3874	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3875		4232
3876	END { cf::emergency_save }	4233	END { cf::emergency_save }
3877		4234
3878	1	4235	1
3879		4236

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