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Revision 1.448 by root, Fri Sep 19 05:30:23 2008 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
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
68		69
69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
70		71
71	{	72	# make sure c-lzf reinitialises itself
72	# very ugly, but ensure we acquire the storable lock
73
74	sub net_mstore {
75	my $guard = Coro::Storable::guard;
76	&Storable::net_mstore
77	}
78
79	sub mretrieve {
80	my $guard = Coro::Storable::guard;
81	&Storable::mretrieve
82	}
83
84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
85	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
86	}	75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
87		78
88	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;
89		82
90	our %COMMAND = ();	83	our %COMMAND = ();
91	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
92		85
93	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
94	our %EXTCMD = ();	87	our %EXTCMD = ();
95	our %EXTICMD = ();	88	our %EXTICMD = ();
96	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
97	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
98		91
99	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
100	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
101		96
102	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
103	our $DATADIR = datadir;	99	our $DATADIR = datadir;
104	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
105	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
106	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
107	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
108	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
111	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
112	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
113	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
114	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
115		112
116	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;
117		120
118	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
120	our $NEXT_TICK;	123	our $NEXT_TICK;
121	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
122		125
123	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
124	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
125	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
126	our $DB_ENV;	129	our $DB_ENV;
127		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
128	our %CFG;	133	our %CFG;
129		134
130	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
131	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
132	our $NOW;	138	our $NOW;
133		139
134	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
135	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
136	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
140		146
141	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)
142	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
143	our $JITTER; # average jitter	149	our $JITTER; # average jitter
144	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;
145		159
146	binmode STDOUT;	160	binmode STDOUT;
147	binmode STDERR;	161	binmode STDERR;
148		162
149	# read virtual server time, if available	163	# read virtual server time, if available
…		…
151	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
152	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
153	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
154	}	168	}
155		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
156	mkdir $_	172	mkdir $_
157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
158		174
159	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
160		176
161	sub cf::map::normalise;	177	sub cf::map::normalise;
162		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
163	#############################################################################	183	#############################################################################
164		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
165	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
166		197
167	=over 4	198	=over 4
168		199
169	=item $cf::UPTIME	200	=item $cf::UPTIME
170		201
171	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.
172		218
173	=item $cf::RUNTIME	219	=item $cf::RUNTIME
174		220
175	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
176	every server tick.	222	every server tick.
…		…
182	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
183	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
184	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
185	database environment.	231	database environment.
186		232
187	=item $cf::NOW
188
189	The time of the last (current) server tick.
190
191	=item $cf::TICK
192
193	The interval between server ticks, in seconds.
194
195	=item $cf::LOADAVG	233	=item $cf::LOADAVG
196		234
197	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
198	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
199	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
208	from wherever your confdir points to.	246	from wherever your confdir points to.
209		247
210	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
211		249
212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
213	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
214	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
215		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
216	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
217		272
218	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
219	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
220	that call.	275	that call.
221		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
222	=back	283	=back
223		284
224	=cut	285	=cut
225		286
226	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
227	*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 {
228	my $msg = join "", @_;	294	my $msg = join "", @_;
229		295
230	$msg .= "\n"	296	$msg .= "\n"
231	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
232		298
233	$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;
234		300
235	LOG llevError, $msg;	301	LOG llevWarn, $msg;
236	};	302	};
237	}
238		303
239	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
240	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
241		306
242	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
243	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
244	return;#d#	311	return;#d#
245	}#d#	312	}#d#
246		313
247	# kill coroutine otherwise	314	# kill coroutine otherwise
248	warn Carp::longmess $_[0];
249	Coro::terminate	315	Coro::terminate
250	};	316	};
251
252	$SIG{__DIE__} = sub { }; #d#?
253		317
254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
271	)) {	335	)) {
272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
273	}	337	}
274		338
275	$EV::DIED = sub {	339	$EV::DIED = sub {
276	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
277	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
278		347
279	#############################################################################	348	#############################################################################
280		349
281	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
282		351
…		…
303	$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;
304	$d	373	$d
305	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
306	}	375	}
307		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
308	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
309		392
310	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
311		394
312	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
318	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
319		402
320	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
321	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
322		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
323	=item cf::lock_wait $string	468	=item cf::lock_wait $string
324		469
325	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
326		471
327	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
328		473
329	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
330	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,
331	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
332	returned.	477	returned.
333		478
334	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
335	deadlocked coro.	480	deadlocked coro.
…		…
341		486
342	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.
343		488
344	=cut	489	=cut
345		490
346	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
347	our %LOCKER;#d#
348		492
349	sub lock_wait($) {	493	sub lock_wait($) {
350	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
351
352	if ($LOCKER{$key} == $Coro::current) {#d#
353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
354	return;#d#
355	}#d#
356
357	# wait for lock, if any
358	while ($LOCK{$key}) {
359	push @{ $LOCK{$key} }, $Coro::current;
360	Coro::schedule;
361	}
362	}	495	}
363		496
364	sub lock_acquire($) {	497	sub lock_acquire($) {
365	my ($key) = @_;	498	$LOCKS->guard ($_[0])
366
367	# wait, to be sure we are not locked
368	lock_wait $key;
369
370	$LOCK{$key} = [];
371	$LOCKER{$key} = $Coro::current;#d#
372
373	Coro::guard {
374	delete $LOCKER{$key};#d#
375	# wake up all waiters, to be on the safe side
376	$_->ready for @{ delete $LOCK{$key} };
377	}
378	}	499	}
379		500
380	sub lock_active($) {	501	sub lock_active($) {
381	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
382
383	! ! $LOCK{$key}
384	}	503	}
385		504
386	sub freeze_mainloop {	505	sub freeze_mainloop {
387	tick_inhibit_inc;	506	tick_inhibit_inc;
388		507
389	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
390	}	509	}
391		510
392	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
393		512
394	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
395	get spread over timer.	514	get spread over time.
396		515
397	=cut	516	=cut
398		517
399	sub periodic($$) {	518	sub periodic($$) {
400	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
404	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
405	}	524	}
406		525
407	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
408		527
409	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
410	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
411	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.
412		535
413	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
414	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
415		538
416	Useful for short background jobs.	539	Useful for short background jobs.
417		540
418	=cut	541	=cut
419		542
420	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
421	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
422		546
423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
424	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
425	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
426		550
427	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
428		553
429	while () {	554	while () {
430	next_job:	555	next_job:
		556
431	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
432	if ($avail > 0.01) {	558
433	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
434	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
435	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
436	$job->[2]->send;	563	$job->[2]->send;
437	Coro::cede;	564	Coro::cede;
438	goto next_job;	565	goto next_job;
439	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
440	}	568	}
441	}	569	}
442		570
443	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
444	# 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
445	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
446	$signal->wait;
447	} else {	574	} else {
		575	$busy = 0;
448	Coro::schedule;	576	Coro::schedule;
449	}	577	}
450	}	578	}
451	};	579	};
452		580
453	sub get_slot($;$$) {	581	sub get_slot($;$$) {
454	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
455		583
456	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
457		585
458	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
459	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
460		589
461	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
462	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
463	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
489	=cut	618	=cut
490		619
491	sub sync_job(&) {	620	sub sync_job(&) {
492	my ($job) = @_;	621	my ($job) = @_;
493		622
494	if ($Coro::current == $Coro::main) {	623	if (in_main) {
495	my $time = EV::time;	624	my $time = AE::time;
496		625
497	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
498	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
499		628
500	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
501		630
502	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
503		632
504	my $busy = 1;	633	my $busy = 1;
505	my @res;	634	my @res;
506		635
507	(async {	636	(async {
508	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
509	@res = eval { $job->() };	638	@res = eval { $job->() };
510	warn $@ if $@;	639	error $@ if $@;
511	undef $busy;	640	undef $busy;
512	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
513		642
514	while ($busy) {	643	while ($busy) {
515	if (Coro::nready) {	644	if (Coro::nready) {
…		…
517	} else {	646	} else {
518	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
519	}	648	}
520	}	649	}
521		650
522	my $time = EV::time - $time;	651	my $time = AE::time - $time;
523		652
524	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
525		654
526	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
527	} else {	656	} else {
…		…
549	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
550		679
551	$coro	680	$coro
552	}	681	}
553		682
554	=item fork_call { }, $args	683	=item fork_call { }, @args
555		684
556	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
557	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
558	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
559	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
560		689
561	=cut	690	=cut
562		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
563	sub fork_call(&@) {	696	sub fork_call(&@) {
564	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
565		698
566	# 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,
567	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
568	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
569		702
570	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
571	reset_signals;	704	cf::post_fork;
572	&$cb	705	&$cb
573	}, @args;	706	} @args;
574		707
575	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	)
576	}	720	}
577		721
578	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
579		723
580	=cut	724	=cut
…		…
617	within each server.	761	within each server.
618		762
619	=cut	763	=cut
620		764
621	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
622	my ($name) = @_;	769	my ($name) = @_;
623	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
624		771
625	eval {	772	eval {
626	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
636	}	783	}
637		784
638	our $DB;	785	our $DB;
639		786
640	sub db_init {	787	sub db_init {
641	cf::sync_job {
642	$DB ||= db_table "db";	788	$DB ||= db_table "db";
643	};
644	}	789	}
645		790
646	sub db_get($$) {	791	sub db_get($$) {
647	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
648		793
649	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
650	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
651		798
652	$! ? ()	799	$! ? ()
653	: $data	800	: $data
654	}
655	}	801	}
656		802
657	sub db_put($$$) {	803	sub db_put($$$) {
658	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
659	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
687		833
688	my @data;	834	my @data;
689	my $md5;	835	my $md5;
690		836
691	for (0 .. $#$src) {	837	for (0 .. $#$src) {
692	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
693	or Carp::croak "$src->[$_]: $!";
694	}	839	}
695		840
696	# if processing is expensive, check	841	# if processing is expensive, check
697	# checksum first	842	# checksum first
698	if (1) {	843	if (1) {
…		…
715		860
716	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
717	my $data = $process->(\@data);	862	my $data = $process->(\@data);
718	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
719		864
720	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
721		866
722	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
723	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
724	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
725		870
…		…
735		880
736	=cut	881	=cut
737		882
738	sub datalog($@) {	883	sub datalog($@) {
739	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
740	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
741	}	886	}
742		887
743	=back	888	=back
744		889
745	=cut	890	=cut
…		…
940		1085
941	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
942	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
943		1088
944	} elsif (ref $type) {	1089	} elsif (ref $type) {
945	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
946		1091
947	} else {	1092	} else {
948	shift @arg;	1093	shift @arg;
949	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
950	}	1095	}
951	}	1096	}
952	}	1097	}
953		1098
954	sub _object_attach {	1099	sub _object_attach {
…		…
964	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
965	}	1110	}
966		1111
967	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
968	} else {	1113	} else {
969	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
970	}	1115	}
971		1116
972	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
973	}	1118	}
974		1119
…		…
1033		1178
1034	for (@$callbacks) {	1179	for (@$callbacks) {
1035	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1036		1181
1037	if ($@) {	1182	if ($@) {
1038	warn "$@";
1039	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1040	override;	1184	override;
1041	}	1185	}
1042		1186
1043	return 1 if $override;	1187	return 1 if $override;
1044	}	1188	}
…		…
1123	for (@$attach) {	1267	for (@$attach) {
1124	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1125	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1126	}	1270	}
1127	} else {	1271	} else {
1128	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1129	}	1273	}
1130	}	1274	}
1131	}	1275	}
1132		1276
1133	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1160	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1161		1305
1162	sync_job {	1306	sync_job {
1163	if (length $$rdata) {	1307	if (length $$rdata) {
1164	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1165	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1166	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1167		1312
1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1169	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1171	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	}
1172	aio_close $fh;	1320	aio_close $fh;
1173		1321
1174	if (@$objs) {	1322	if (@$objs) {
1175	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) {
1176	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1178	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1179	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	}
1180	aio_close $fh;	1331	aio_close $fh;
1181	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1182	}	1333	}
1183	} else {	1334	} else {
1184	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1185	}	1336	}
1186		1337
1187	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1188	} else {	1342	} else {
1189	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1190	}	1344	}
1191	} else {	1345	} else {
1192	aio_unlink $filename;	1346	aio_unlink $filename;
1193	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1194	}	1348	}
…		…
1218	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1219	$av = $st->{objs};	1373	$av = $st->{objs};
1220	}	1374	}
1221		1375
1222	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1223	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1224	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1225		1380
1226	($data, $av)	1381	($data, $av)
1227	}	1382	}
1228		1383
1229	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1285	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1286		1441
1287	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1288	}	1443	}
1289		1444
		1445	use File::Glob ();
		1446
1290	cf::player->attach (	1447	cf::player->attach (
1291	on_command => sub {	1448	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1293		1450
1294	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1295	or return;	1452	or return;
1296		1453
…		…
1319		1476
1320	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1321	if $reply;	1478	if $reply;
1322		1479
1323	} else {	1480	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1482	}
1326		1483
1327	cf::override;	1484	cf::override;
1328	},	1485	},
1329	);	1486	);
1330		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1331	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1332	cf::sync_job {	1504	cf::sync_job {
1333	my %todo;	1505	my %todo;
1334		1506
1335	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1336	next unless -r $path;	1508	next unless -r $path;
…		…
1354		1526
1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1357		1529
1358	$ext{source} =	1530	$ext{source} =
1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1360	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1361	. $source	1533	. $source
1362	. "\n};\n1";	1534	. "\n};\n1";
1363		1535
1364	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1365	}	1537	}
1366		1538
		1539	my $pass = 0;
1367	my %done;	1540	my %done;
1368	while (%todo) {	1541	while (%todo) {
1369	my $progress;	1542	my $progress;
1370		1543
		1544	++$pass;
		1545
		1546	ext:
1371	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1372	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1373	goto skip	1549	next ext
1374	unless exists $done{$_};	1550	unless exists $done{$_};
1375	}	1551	}
1376		1552
1377	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1378		1554
1379	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1380	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1381	: "$v->{base}: extension inactive.\n";
1382		1559
1383	if (exists $v->{meta}{mandatory}) {
1384	warn $msg;
1385	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1386	}	1561	if exists $v->{meta}{mandatory};
1387		1562
1388	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1389	}	1572	}
1390
1391	$done{$k} = delete $todo{$k};
1392	push @EXTS, $v->{pkg};
1393	$progress = 1;
1394	}	1573	}
1395		1574
1396	skip:	1575	unless ($progress) {
1397	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1398	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1399	}	1585	}
1400	};	1586	};
1401	}	1587	}
1402		1588
1403	#############################################################################	1589	#############################################################################
…		…
1457		1643
1458	sub exists($) {	1644	sub exists($) {
1459	my ($login) = @_;	1645	my ($login) = @_;
1460		1646
1461	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1462	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1463	}	1649	}
1464		1650
1465	sub find($) {	1651	sub find($) {
1466	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1467	my $login = $_[0];	1653	my $login = $_[0];
…		…
1487	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1488	}	1674	}
1489	}	1675	}
1490	}	1676	}
1491		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1492	sub save($) {	1691	sub save($) {
1493	my ($pl) = @_;	1692	my ($pl) = @_;
1494		1693
1495	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1496		1695
…		…
1501		1700
1502	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1503	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1504		1703
1505	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1506		1708
1507	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1508	cf::cede_to_tick;	1710	cf::cede_to_tick;
1509	}	1711	}
1510		1712
…		…
1544	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1545		1747
1546	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1548		1750
1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1550	$pl->deactivate;	1752	$pl->deactivate;
		1753
1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1552	$pl->ob->check_score;
1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1554	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1555		1759
1556	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1557	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1558	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1612	\@logins	1816	\@logins
1613	}	1817	}
1614		1818
1615	=item $player->maps	1819	=item $player->maps
1616		1820
		1821	=item cf::player::maps $login
		1822
1617	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1618	player. May block.	1824	player. May block.
1619		1825
1620	=cut	1826	=cut
1621		1827
…		…
1683	=cut	1889	=cut
1684		1890
1685	sub find_by_path($) {	1891	sub find_by_path($) {
1686	my ($path) = @_;	1892	my ($path) = @_;
1687		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1688	my ($match, $specificity);	1896	my ($match, $specificity);
1689		1897
1690	for my $region (list) {	1898	for my $region (list) {
1691	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1692	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
…		…
1720	sub generate_random_map {	1928	sub generate_random_map {
1721	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1722		1930
1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1724		1932
1725	# mit "rum" bekleckern, nicht
1726	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1730	$rmp->{exit_on_final_map},
1731	$rmp->{xsize}, $rmp->{ysize},
1732	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1733	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1734	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1735	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1736	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1737	(cf::region::find $rmp->{region}), $rmp->{custom}
1738	)
1739	}	1934	}
1740		1935
1741	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1742		1937
1743	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1748		1943
1749	sub register {	1944	sub register {
1750	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1751	my $pkg = caller;	1946	my $pkg = caller;
1752		1947
1753	no strict;
1754	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1755		1949
1756	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1757	}	1951	}
1758		1952
1759	# also paths starting with '/'	1953	# also paths starting with '/'
1760	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1761		1955
1762	sub thawer_merge {	1956	sub thawer_merge {
1763	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1764		1958
1765	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1770	}	1964	}
1771		1965
1772	sub normalise {	1966	sub normalise {
1773	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1774		1968
1775	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1776		1970
1777	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1778		1972
1779	# map plan:	1973	# map plan:
1780	#	1974	#
…		…
1795	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1796	$path = "$base/$path";	1990	$path = "$base/$path";
1797	}	1991	}
1798		1992
1799	for ($path) {	1993	for ($path) {
1800	redo if s{//}{/};
1801	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1802	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1803	}	1996	}
1804		1997
1805	$path	1998	$path
…		…
1819	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1820	return $self;	2013	return $self;
1821	}	2014	}
1822	}	2015	}
1823		2016
1824	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1825	()	2018	()
1826	}	2019	}
1827		2020
		2021	# may re-bless or do other evil things
1828	sub init {	2022	sub init {
1829	my ($self) = @_;	2023	my ($self) = @_;
1830		2024
1831	$self	2025	$self
1832	}	2026	}
…		…
1863		2057
1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1865	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1866	}	2060	}
1867		2061
1868	# and all this just because we cannot iterate over
1869	# all maps in C++...
1870	sub change_all_map_light {
1871	my ($change) = @_;
1872
1873	$_->change_map_light ($change)
1874	for grep $_->outdoor, values %cf::MAP;
1875	}
1876
1877	sub decay_objects {	2062	sub decay_objects {
1878	my ($self) = @_;	2063	my ($self) = @_;
1879		2064
1880	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1881		2066
…		…
1906	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1907		2092
1908	1	2093	1
1909	}	2094	}
1910		2095
		2096	# used to laod the header of an original map
1911	sub load_header_orig {	2097	sub load_header_orig {
1912	my ($self) = @_;	2098	my ($self) = @_;
1913		2099
1914	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1915	}	2101	}
1916		2102
		2103	# used to laod the header of an instantiated map
1917	sub load_header_temp {	2104	sub load_header_temp {
1918	my ($self) = @_;	2105	my ($self) = @_;
1919		2106
1920	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1921	}	2108	}
1922		2109
		2110	# called after loading the header from an instantiated map
1923	sub prepare_temp {	2111	sub prepare_temp {
1924	my ($self) = @_;	2112	my ($self) = @_;
1925		2113
1926	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1927	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1928	# safety	2116	# safety
1929	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1930	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1931	}	2119	}
1932		2120
		2121	# called after loading the header from an original map
1933	sub prepare_orig {	2122	sub prepare_orig {
1934	my ($self) = @_;	2123	my ($self) = @_;
1935		2124
1936	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1937	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1961		2150
1962	sub find;	2151	sub find;
1963	sub find {	2152	sub find {
1964	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1965		2154
		2155	cf::cede_to_tick;
		2156
1966	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1967		2158
1968	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1969	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1970		2161
1971	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1973	my $guard2 = cf::lock_acquire "map_find:$path";
1974
1975	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1976	or return;	2164	or return;
1977		2165
1978	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1979		2167
…		…
1991		2179
1992	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1993	}	2181	}
1994	}	2182	}
1995		2183
1996	sub pre_load { }	2184	sub pre_load { }
1997	sub post_load { }	2185	#sub post_load { } # XS
1998		2186
1999	sub load {	2187	sub load {
2000	my ($self) = @_;	2188	my ($self) = @_;
2001		2189
2002	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2005		2193
2006	{	2194	{
2007	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
2008		2196
2009	return unless $self->valid;	2197	return unless $self->valid;
2010	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
2011
2012	$self->in_memory (cf::MAP_LOADING);
2013		2199
2014	$self->alloc;	2200	$self->alloc;
2015		2201
2016	$self->pre_load;	2202	$self->pre_load;
2017	cf::cede_to_tick;	2203	cf::cede_to_tick;
2018		2204
		2205	if (exists $self->{load_path}) {
2019	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2020	$f->skip_block;	2207	$f->skip_block;
2021	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2022	or return;	2209	or return;
2023		2210
2024	$self->post_load_original	2211	$self->post_load_original
2025	if delete $self->{load_original};	2212	if delete $self->{load_original};
2026		2213
2027	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2028	utf8::encode $uniq;	2215	utf8::encode $uniq;
2029	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2030	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2031	$self->clear_unique_items;	2218	$self->clear_unique_items;
2032	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2033	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2034	}	2222	}
2035	}	2223	}
2036	}
2037		2224
2038	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2039		2232
2040	cf::cede_to_tick;	2233	cf::cede_to_tick;
2041	# now do the right thing for maps	2234	# now do the right thing for maps
2042	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2043	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2046		2239
2047	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2048	$self->decay_objects;	2241	$self->decay_objects;
2049	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2050	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
2051	cf::cede_to_tick;	2245	cf::cede_to_tick;
2052	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
2053	cf::cede_to_tick;
2054	$self->activate;
2055	}	2247	}
2056		2248
2057	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2058	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
2059
2060	$self->in_memory (cf::MAP_ACTIVE);
2061	}	2251	}
2062		2252
2063	$self->post_load;	2253	$self->post_load;
2064	}
2065		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
2066	sub customise_for {	2261	sub customise_for {
2067	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
2068		2263
2069	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
2070	if $self->per_player;	2265	if $self->per_player;
…		…
2086	or next;	2281	or next;
2087	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2088	or next;	2283	or next;
2089	$neigh->load;	2284	$neigh->load;
2090		2285
		2286	# now find the diagonal neighbours
2091	push @neigh,	2287	push @neigh,
2092	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2093	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2094	}	2290	}
2095		2291
…		…
2102	}	2298	}
2103		2299
2104	sub find_sync {	2300	sub find_sync {
2105	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2106		2302
2107	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
2108	}	2308	}
2109		2309
2110	sub do_load_sync {	2310	sub do_load_sync {
2111	my ($map) = @_;	2311	my ($map) = @_;
2112		2312
		2313	# it's a bug to call this from the main context
2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2114	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2115		2316
2116	cf::sync_job { $map->load };	2317	$map->load;
2117	}	2318	}
2118		2319
2119	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2120	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2121		2322
2122	sub find_async {	2323	sub find_async {
2123	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2124		2325
2125	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2126		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2127	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2331	return $map if !$load || $map->linkable;
2129	}	2332	}
2130		2333
2131	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2132		2335
2133	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
…		…
2147	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2148		2351
2149	()	2352	()
2150	}	2353	}
2151		2354
		2355	# common code, used by both ->save and ->swapout
2152	sub save {	2356	sub _save {
2153	my ($self) = @_;	2357	my ($self) = @_;
2154
2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
2156		2358
2157	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2158		2360
2159	return unless $self->dirty;	2361	return unless $self->dirty;
2160		2362
…		…
2180	} else {	2382	} else {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2182	}	2384	}
2183	}	2385	}
2184		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2185	sub swap_out {	2395	sub swap_out {
2186	my ($self) = @_;	2396	my ($self) = @_;
2187		2397
2188	# save first because save cedes
2189	$self->save;
2190
2191	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2192		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2193	return if $self->players;	2402	return if $self->players;
2194	return if $self->in_memory != cf::MAP_ACTIVE;	2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
		2413	$self->clear;
		2414	}
		2415
		2416	sub reset_at {
		2417	my ($self) = @_;
		2418
		2419	# TODO: safety, remove and allow resettable per-player maps
2195	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2196		2421
		2422	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2423	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2424
		2425	$time + $to
		2426	}
		2427
		2428	sub should_reset {
		2429	my ($self) = @_;
		2430
		2431	$self->reset_at <= $cf::RUNTIME
		2432	}
		2433
		2434	sub reset {
		2435	my ($self) = @_;
		2436
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
		2439	return if $self->players;
		2440
		2441	cf::trace "resetting map ", $self->path, "\n";
		2442
2197	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
		2444
		2445	# need to save uniques path
		2446	unless ($self->{deny_save}) {
		2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2448
		2449	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2450	if $uniq;
		2451	}
		2452
		2453	delete $cf::MAP{$self->path};
2198		2454
2199	$self->deactivate;	2455	$self->deactivate;
2200	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2201	$self->clear;	2457	$self->clear;
2202	}
2203
2204	sub reset_at {
2205	my ($self) = @_;
2206
2207	# TODO: safety, remove and allow resettable per-player maps
2208	return 1e99 if $self->{deny_reset};
2209
2210	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2211	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2212
2213	$time + $to
2214	}
2215
2216	sub should_reset {
2217	my ($self) = @_;
2218
2219	$self->reset_at <= $cf::RUNTIME
2220	}
2221
2222	sub reset {
2223	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226
2227	return if $self->players;
2228
2229	warn "resetting map ", $self->path;
2230
2231	$self->in_memory (cf::MAP_SWAPPED);
2232
2233	# need to save uniques path
2234	unless ($self->{deny_save}) {
2235	my $uniq = $self->uniq_path; utf8::encode $uniq;
2236
2237	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2238	if $uniq;
2239	}
2240
2241	delete $cf::MAP{$self->path};
2242
2243	$self->deactivate;
2244	$_->clear_links_to ($self) for values %cf::MAP;
2245	$self->clear;
2246		2458
2247	$self->unlink_save;	2459	$self->unlink_save;
2248	$self->destroy;	2460	$self->destroy;
2249	}	2461	}
2250		2462
…		…
2258		2470
2259	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2260		2472
2261	$self->unlink_save;	2473	$self->unlink_save;
2262		2474
2263	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2264	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2265	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2266	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2268		2480
…		…
2325	: normalise $_	2537	: normalise $_
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2539	]
2328	}	2540	}
2329		2541
		2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
		2573
2330	=back	2574	=back
2331		2575
2332	=head3 cf::object	2576	=head3 cf::object
2333		2577
2334	=cut	2578	=cut
…		…
2399		2643
2400	our $SAY_CHANNEL = {	2644	our $SAY_CHANNEL = {
2401	id => "say",	2645	id => "say",
2402	title => "Map",	2646	title => "Map",
2403	reply => "say ",	2647	reply => "say ",
2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2405	};	2649	};
2406		2650
2407	our $CHAT_CHANNEL = {	2651	our $CHAT_CHANNEL = {
2408	id => "chat",	2652	id => "chat",
2409	title => "Chat",	2653	title => "Chat",
…		…
2466		2710
2467	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2468		2712
2469	The player should be reasonably safe there for short amounts of time (e.g.	2713	The player should be reasonably safe there for short amounts of time (e.g.
2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2471	though, as the palyer cannot control the character while it is on the link	2715	though, as the player cannot control the character while it is on the link
2472	map.	2716	map.
2473		2717
2474	Will never block.	2718	Will never block.
2475		2719
2476	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
…		…
2497	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2498	my ($self) = @_;	2742	my ($self) = @_;
2499		2743
2500	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2501		2745
		2746	++$self->{_link_recursion};
		2747
2502	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2503		2749
2504	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2505	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2506		2752
2507	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2508	}	2754	}
2509		2755
2510	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2511	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2512		2758
…		…
2529	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2530	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2531		2777
2532	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2533	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2534	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2535		2781
2536	$map->load;	2782	$map->load;
2537	$map->load_neighbours;	2783	$map->load_neighbours;
2538		2784
2539	return unless $self->contr->active;	2785	return unless $self->contr->active;
2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2541	$self->activate_recursive;
2542		2786
2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2544	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2545	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2546		2794
		2795	}
		2796
2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2548		2798
2549	Moves the player to the given map-path and coordinates by first freezing	2799	Moves the player to the given map-path and coordinates by first freezing
2550	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2551	that has to return the map if sucecssful, and then unfreezes the player on	2801	that has to return the map if sucecssful, and then unfreezes the player on
2552	the new (success) or old (failed) map position. In either case, $done will	2802	the new (success) or old (failed) map position. In either case, $done will
…		…
2559		2809
2560	our $GOTOGEN;	2810	our $GOTOGEN;
2561		2811
2562	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2563	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
2564		2820
2565	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2567		2823
2568	$self->enter_link;	2824	$self->enter_link;
…		…
2588	($path, $x, $y) = (undef, undef, undef);	2844	($path, $x, $y) = (undef, undef, undef);
2589	}	2845	}
2590	}	2846	}
2591		2847
2592	my $map = eval {	2848	my $map = eval {
2593	my $map = defined $path ? cf::map::find $path : undef;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2594		2850
2595	if ($map) {	2851	if ($map) {
2596	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2597	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2598	} else {	2854	} else {
2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2600	}	2856	}
2601		2857
2602	$map	2858	$map
…		…
2610	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2611	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2612	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2613	}	2869	}
2614		2870
2615	$done->() if $done;	2871	$done->($self) if $done;
2616	})->prio (1);	2872	})->prio (1);
2617	}	2873	}
2618		2874
2619	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2620		2876
…		…
2688	$Coro::current->{desc} = "enter_exit";	2944	$Coro::current->{desc} = "enter_exit";
2689		2945
2690	unless (eval {	2946	unless (eval {
2691	$self->deactivate_recursive; # just to be sure	2947	$self->deactivate_recursive; # just to be sure
2692		2948
2693	# random map handling
2694	{
2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
2696
2697	prepare_random_map $exit
2698	if $exit->slaying eq "/!";
2699	}
2700
2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
2702	my $x = $exit->stats->hp;	2950	my $x = $exit->stats->hp;
2703	my $y = $exit->stats->sp;	2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
2704		2975
2705	$self->goto ($map, $x, $y);	2976	$self->goto ($map, $x, $y);
2706		2977
2707	# if exit is damned, update players death & WoR home-position	2978	# if exit is damned, update players death & WoR home-position
2708	$self->contr->savebed ($map, $x, $y)	2979	$self->contr->savebed ($map, $x, $y)
…		…
2713	$self->message ("Something went wrong deep within the deliantra server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2988
2718	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	2990	$self->leave_link;
2720	}	2991	}
2721	})->prio (1);	2992	})->prio (1);
2722	}	2993	}
2723		2994
…		…
2735	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2737		3008
2738	utf8::encode $text;	3009	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3011	}
		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
2740	}	3036	}
2741		3037
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3039
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		3044
2749	=cut	3045	=cut
2750		3046
2751	# non-persistent channels (usually the info channel)	3047	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
2753	"c/identify" => {	3055	"c/identify" => {
2754	id => "infobox",	3056	id => "infobox",
2755	title => "Identify",	3057	title => "Identify",
2756	reply => undef,	3058	reply => undef,
2757	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3061	"c/examine" => {
2760	id => "infobox",	3062	id => "infobox",
2761	title => "Examine",	3063	title => "Examine",
2762	reply => undef,	3064	reply => undef,
2763	tooltip => "Signs and other items you examined",	3065	tooltip => "Signs and other items you examined",
		3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3072	},
2765	"c/book" => {	3073	"c/book" => {
2766	id => "infobox",	3074	id => "infobox",
2767	title => "Book",	3075	title => "Book",
2768	reply => undef,	3076	reply => undef,
…		…
2784	id => "infobox",	3092	id => "infobox",
2785	title => "Body Parts",	3093	title => "Body Parts",
2786	reply => undef,	3094	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3095	tooltip => "Shows which body parts you posess and are available",
2788	},	3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
		3103	"c/skills" => {
		3104	id => "infobox",
		3105	title => "Skills",
		3106	reply => undef,
		3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
		3132	},
2789	"c/uptime" => {	3133	"c/uptime" => {
2790	id => "infobox",	3134	id => "infobox",
2791	title => "Uptime",	3135	title => "Uptime",
2792	reply => undef,	3136	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3137	tooltip => "How long the server has been running since last restart",
…		…
2802	id => "party",	3146	id => "party",
2803	title => "Party",	3147	title => "Party",
2804	reply => "gsay ",	3148	reply => "gsay ",
2805	tooltip => "Messages and chat related to your party",	3149	tooltip => "Messages and chat related to your party",
2806	},	3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
2807	);	3159	);
2808		3160
2809	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2810	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2811		3163
…		…
2816		3168
2817	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2818	if ($CHANNEL{$channel}) {	3170	if ($CHANNEL{$channel}) {
2819	$channel = $CHANNEL{$channel};	3171	$channel = $CHANNEL{$channel};
2820		3172
2821	$self->ext_msg (channel_info => $channel)	3173	$self->ext_msg (channel_info => $channel);
2822	if $self->can_msg;
2823
2824	$channel = $channel->{id};	3174	$channel = $channel->{id};
2825		3175
2826	} elsif (ref $channel) {	3176	} elsif (ref $channel) {
2827	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2828	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2829	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2830	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2831	if $self->can_msg;
2832	}	3181	}
2833		3182
2834	$channel = $channel->{id};	3183	$channel = $channel->{id};
2835	}	3184	}
2836		3185
2837	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2838		3187
2839	if ($self->can_msg) {
2840	# default colour, mask it out	3188	# default colour, mask it out
2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2842	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2843		3191
2844	my $pkt = "msg "	3192	my $pkt = "msg "
2845	. $self->{json_coder}->encode (	3193	. $self->{json_coder}->encode (
2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2847	);	3195	);
2848		3196
2849	# try lzf for large packets
2850	$pkt = "lzf " . Compress::LZF::compress $pkt
2851	if 1024 <= length $pkt and $self->{can_lzf};
2852
2853	# split very large packets
2854	if (8192 < length $pkt and $self->{can_lzf}) {
2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	$pkt = "frag";
2857	}
2858
2859	$self->send_packet ($pkt);	3197	$self->send_big_packet ($pkt);
2860	} else {
2861	if ($color >= 0) {
2862	# replace some tags by gcfclient-compatible ones
2863	for ($msg) {
2864	1 while
2865	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2866	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2867	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2868	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2869	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2870	}
2871
2872	$color &= cf::NDI_COLOR_MASK;
2873
2874	utf8::encode $msg;
2875
2876	if (0 && $msg =~ /\[/) {
2877	# COMMAND/INFO
2878	$self->send_packet ("drawextinfo $color 10 8 $msg")
2879	} else {
2880	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2881	$self->send_packet ("drawinfo $color $msg")
2882	}
2883	}
2884	}
2885	}	3198	}
2886		3199
2887	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2888		3201
2889	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2892		3205
2893	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2894	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2895		3208
2896	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2898	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2899	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2901	}	3214	}
2902	}	3215	}
2903		3216
2904	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2905		3218
…		…
2909		3222
2910	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2911	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2912		3225
2913	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2915	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2916	#TODO: version 1, remove	3229	#TODO: version 1, remove
2917	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2919	}	3232	}
2920	}	3233	}
2921		3234
2922	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2923		3236
…		…
2994		3307
2995	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
2996	if $reply;	3309	if $reply;
2997		3310
2998	} else {	3311	} else {
2999	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3000	}	3313	}
3001		3314
3002	cf::override;	3315	cf::override;
3003	},	3316	},
3004	);	3317	);
…		…
3024		3337
3025	$coro	3338	$coro
3026	}	3339	}
3027		3340
3028	cf::client->attach (	3341	cf::client->attach (
3029	on_destroy => sub {	3342	on_client_destroy => sub {
3030	my ($ns) = @_;	3343	my ($ns) = @_;
3031		3344
3032	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3033	},	3346	},
3034	);	3347	);
…		…
3050	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
3051		3364
3052	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
3053		3366
3054	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
3055	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
3056	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
3057	sort time	3370	sort time
3058	));	3371	));
3059		3372
3060	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
3064	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
3065		3378
3066	cf::object	3379	cf::object
3067	contr pay_amount pay_player map x y force_find force_add destroy	3380	contr pay_amount pay_player map x y force_find force_add destroy
3068	insert remove name archname title slaying race decrease split	3381	insert remove name archname title slaying race decrease split
		3382	value
3069		3383
3070	cf::object::player	3384	cf::object::player
3071	player	3385	player
3072		3386
3073	cf::player	3387	cf::player
…		…
3079	=cut	3393	=cut
3080		3394
3081	for (	3395	for (
3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3083	insert remove inv nrof name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
3084	decrease split destroy change_exp)],	3398	decrease split destroy change_exp value msg lore send_msg)],
3085	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
3086	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
3087	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
3088	) {	3402	) {
3089	no strict 'refs';
3090	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
3091	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3092	for @funs;	3405	for @funs;
3093	}	3406	}
3094		3407
…		…
3109		3422
3110	my $qcode = $code;	3423	my $qcode = $code;
3111	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3112	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
3113		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
3114	local $_;	3430	local $_;
3115	local @safe::cf::_safe_eval_args = values %vars;
3116		3431
3117	my $eval =	3432	my $eval =
3118	"do {\n"	3433	"do {\n"
3119	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3120	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
3121	. $code	3436	. $code
3122	. "\n}"	3437	. "\n}"
3123	;	3438	;
3124		3439
		3440	if ($CFG{safe_eval}) {
3125	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
3126	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3127	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
3128		3449
3129	if ($@) {	3450	if ($@) {
3130	warn "$@";	3451	warn "$@",
3131	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
3132	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
3133	}	3454	}
3134		3455
3135	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
3136	}	3457	}
3137		3458
…		…
3151	=cut	3472	=cut
3152		3473
3153	sub register_script_function {	3474	sub register_script_function {
3154	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
3155		3476
3156	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
3157	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
3158	}	3479	}
3159		3480
3160	=back	3481	=back
3161		3482
3162	=cut	3483	=cut
…		…
3171	# for this (global event?)	3492	# for this (global event?)
3172	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
3173		3494
3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3175		3496
3176	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
3177		3498
3178	my $facedata;	3499	my $facedata = decode_storable load_file $path;
3179	0 < aio_load $path, $facedata
3180	or die "$path: $!";
3181
3182	$facedata = Coro::Storable::thaw $facedata;
3183		3500
3184	$facedata->{version} == 2	3501	$facedata->{version} == 2
3185	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
3186		3503
3187	# patch in the exptable	3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3188	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
3189	type => FT_RSRC,	3507	type => FT_RSRC,
3190	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
3191	};	3510	};
3192	cf::cede_to_tick;	3511	cf::cede_to_tick;
3193		3512
3194	{	3513	{
3195	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
…		…
3197	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3199		3518
3200	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
3201	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3204		3524
3205	cf::cede_to_tick;	3525	cf::cede_to_tick;
3206	}	3526	}
3207		3527
3208	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
…		…
3213		3533
3214	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
3215	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3217	} else {	3537	} else {
3218	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
3219	}	3539	}
3220		3540
3221	cf::cede_to_tick;	3541	cf::cede_to_tick;
3222	}	3542	}
3223	}	3543	}
…		…
3232		3552
3233	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3234	}	3554	}
3235		3555
3236	{	3556	{
3237	# TODO: for gcfclient pleasure, we should give resources
3238	# that gcfclient doesn't grok a >10000 face index.
3239	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3240		3558
3241	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
3242	if (defined $info->{type}) {	3560	if (defined $info->{type}) {
3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3244	my $data;
3245		3562
3246	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3247	# prepend meta info
3248
3249	my $meta = $enc->encode ({
3250	name => $name,
3251	%{ $info->{meta} || {} },
3252	});
3253
3254	$data = pack "(w/a*)*", $meta, $info->{data};
3255	} else {
3256	$data = $info->{data};
3257	}
3258
3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3260	cf::face::set_type $idx, $info->{type};	3564	cf::face::set_type $idx, $info->{type};
3261	} else {	3565	} else {
3262	$RESOURCE{$name} = $info;	3566	$RESOURCE{$name} = $info; # unused
3263	}	3567	}
3264		3568
3265	cf::cede_to_tick;	3569	cf::cede_to_tick;
3266	}	3570	}
3267	}	3571	}
3268		3572
3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3270		3574
3271	1	3575	1
3272	}	3576	}
3273
3274	cf::global->attach (on_resource_update => sub {
3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3277
3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3279	my $sound = $soundconf->{compat}[$_]
3280	or next;
3281
3282	my $face = cf::face::find "sound/$sound->[1]";
3283	cf::sound::set $sound->[0] => $face;
3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3285	}
3286
3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
3288	my $face = cf::face::find "sound/$v";
3289	cf::sound::set $k => $face;
3290	}
3291	}
3292	});
3293		3577
3294	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
3295	my ($ns, $want) = @_;	3579	my ($ns, $want) = @_;
3296		3580
3297	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
…		…
3336	sub reload_treasures {	3620	sub reload_treasures {
3337	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3338	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3339	}	3623	}
3340		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
3341	sub reload_resources {	3645	sub reload_resources {
3342	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3343		3647
		3648	reload_exp_table;
		3649	reload_materials;
3344	reload_facedata;	3650	reload_facedata;
		3651	reload_sound;
3345	reload_archetypes;	3652	reload_archetypes;
3346	reload_regions;	3653	reload_regions;
3347	reload_treasures;	3654	reload_treasures;
3348		3655
3349	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	my $guard = freeze_mainloop;
3354
3355	evthread_start IO::AIO::poll_fileno;
3356
3357	reload_resources;
3358	}	3657	}
3359		3658
3360	sub reload_config {	3659	sub reload_config {
3361	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3362	or return;
3363		3661
3364	local $/;	3662	my $config = load_file "$CONFDIR/config";
3365	*CFG = YAML::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3366		3665
3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3368		3667
3369	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3371		3670
3372	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3395		3694
3396	seek $fh, 0, 0;	3695	seek $fh, 0, 0;
3397	print $fh $$;	3696	print $fh $$;
3398	}	3697	}
3399		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
3400	sub main {	3708	sub main {
3401	atomic;	3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3402		3717
3403	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3721	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3723	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3410	};	3725	};
3411		3726
3412	{	3727	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
3414	reload_config;	3739	reload_config;
3415	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
3416	load_extensions;	3750	load_extensions;
3417		3751
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3419	}
3420
3421	utime time, time, $RUNTIMEFILE;	3752	utime time, time, $RUNTIMEFILE;
3422		3753
3423	# no (long-running) fork's whatsoever before this point(!)	3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3425		3757
3426	EV::loop;	3758	cf::_post_init 0;
		3759	};
		3760
		3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
3427	}	3770	}
3428		3771
3429	#############################################################################	3772	#############################################################################
3430	# initialisation and cleanup	3773	# initialisation and cleanup
3431		3774
3432	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3433	BEGIN {	3776	BEGIN {
3434	our %SIGWATCHER = ();	3777	our %SIGWATCHER = ();
3435	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3437	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
3438	};	3781	};
3439	}	3782	}
3440	}	3783	}
3441		3784
3442	sub write_runtime_sync {	3785	sub write_runtime_sync {
		3786	my $t0 = AE::time;
		3787
3443	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3444	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3445		3790
3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3447		3792
3448	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3449		3794
3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3451	or return;	3796	or return;
3452		3797
3453	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3454	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3455	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3468	or return;	3813	or return;
3469		3814
3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3471	and return;	3816	and return;
3472		3817
3473	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3474		3819
3475	1	3820	1
3476	}	3821	}
3477		3822
3478	our $uuid_lock;	3823	our $uuid_lock;
…		…
3487	my $uuid = "$LOCALDIR/uuid";	3832	my $uuid = "$LOCALDIR/uuid";
3488		3833
3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3490	or return;	3835	or return;
3491		3836
3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
3493	$uuid_skip = 0;	3845	$uuid_skip = 0;
3494		3846
3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3496	and return;	3848	and return;
3497		3849
…		…
3503	or return;	3855	or return;
3504		3856
3505	aio_rename "$uuid~", $uuid	3857	aio_rename "$uuid~", $uuid
3506	and return;	3858	and return;
3507		3859
3508	warn "uuid file written ($value).\n";	3860	trace "uuid file written ($value).\n";
3509		3861
3510	1	3862	1
3511		3863
3512	}	3864	}
3513		3865
…		…
3519	}	3871	}
3520		3872
3521	sub emergency_save() {	3873	sub emergency_save() {
3522	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3523		3875
3524	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
3525		3882
3526	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3527	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3528	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3529	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3530	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3531	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3532	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3533	$pl->valid or next;	3892	$pl->valid or next;
3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3535	$pl->save;	3894	$pl->save;
3536	}	3895	}
3537	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3538		3897
3539	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
3540	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3541	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3542	$map->valid or next;	3903	$map->valid or next;
3543	$map->save;	3904	$map->save;
3544	}	3905	}
3545	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3546		3907
3547	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
3548	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3549	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
3550		3913
3551	warn "begin write uuid\n";	3914	info "emergency_perl_save: begin write uuid\n";
3552	write_uuid_sync 1;	3915	write_uuid_sync 1;
3553	warn "end write uuid\n";	3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3554	};	3936	};
3555		3937
3556	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3557	}	3939	}
3558		3940
3559	sub post_cleanup {	3941	sub post_cleanup {
3560	my ($make_core) = @_;	3942	my ($make_core) = @_;
3561		3943
		3944	IO::AIO::flush;
		3945
3562	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3563	if $make_core;	3947	if $make_core;
3564		3948
3565	my $fh = pidfile;	3949	my $fh = pidfile;
3566	unlink $PIDFILE if <$fh> == $$;	3950	unlink $PIDFILE if <$fh> == $$;
3567	}	3951	}
…		…
3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3588	for my $name (keys %$leaf_symtab) {	3972	for my $name (keys %$leaf_symtab) {
3589	_gv_clear *{"$pkg$name"};	3973	_gv_clear *{"$pkg$name"};
3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3591	}	3975	}
3592	warn "cleared package #$pkg\n";#d#
3593	}	3976	}
3594
3595	our $RELOAD; # how many times to reload
3596		3977
3597	sub do_reload_perl() {	3978	sub do_reload_perl() {
3598	# can/must only be called in main	3979	# can/must only be called in main
3599	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3600	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3601	return;	3982	return;
3602	}	3983	}
3603		3984
3604	return if $RELOAD++;	3985	return if $RELOAD++;
3605		3986
		3987	my $t1 = AE::time;
		3988
3606	while ($RELOAD) {	3989	while ($RELOAD) {
3607	warn "reloading...";	3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
3608		3992
3609	warn "entering sync_job";	3993	trace "perl_reload: entering sync_job";
3610		3994
3611	cf::sync_job {	3995	cf::sync_job {
3612	cf::write_runtime_sync; # external watchdog should not bark
3613	cf::emergency_save;	3996	#cf::emergency_save;
3614	cf::write_runtime_sync; # external watchdog should not bark
3615		3997
3616	warn "syncing database to disk";
3617	BDB::db_env_txn_checkpoint $DB_ENV;
3618
3619	# if anything goes wrong in here, we should simply crash as we already saved
3620
3621	warn "flushing outstanding aio requests";
3622	while (IO::AIO::nreqs || BDB::nreqs) {
3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3624	}
3625
3626	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
3627	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3628	%EXT_CORO = ();	4000	%EXT_CORO = ();
3629		4001
3630	warn "removing commands";	4002	trace "perl_reload: removing commands";
3631	%COMMAND = ();	4003	%COMMAND = ();
3632		4004
3633	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3634	%EXTCMD = ();	4006	%EXTCMD = ();
3635	%EXTICMD = ();	4007	%EXTICMD = ();
3636		4008
3637	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3638	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3639	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3640		4012
3641	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3642	eval {	4014	eval {
3643	$cb->($pkg);	4015	$cb->($pkg);
3644	1	4016	1
3645	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
3646	}	4018	}
3647		4019
3648	warn "... clearing $pkg";	4020	trace "... clearing $pkg";
3649	clear_package $pkg;	4021	clear_package $pkg;
3650	}	4022	}
3651		4023
3652	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3653	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3655		4027
3656	warn "... unloading $k";	4028	trace "... unloading $k";
3657	delete $INC{$k};	4029	delete $INC{$k};
3658		4030
3659	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3660	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3661		4033
…		…
3664	}	4036	}
3665		4037
3666	clear_package $k;	4038	clear_package $k;
3667	}	4039	}
3668		4040
3669	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3670	clear_package "safe::$_"	4042	clear_package "safe::$_"
3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3672		4044
3673	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3674	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3675	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3676		4048
3677	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3678	# and global variables created in xs	4050	# and global variables created in xs
3679	#clear_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3680		4052
3681	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3682		4054
3683	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3684	require cf;	4056	require cf;
3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3686		4058
3687	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3688	cf::reload_config;	4060	cf::reload_config;
3689		4061
3690	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3691	cf::load_extensions;	4063	cf::load_extensions;
3692		4064
		4065	if ($REATTACH_ON_RELOAD) {
3693	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3694	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3695	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3696	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3697	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3698	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3699		4073
3700	warn "leaving sync_job";	4074	cf::_post_init 1;
		4075
		4076	trace "perl_reload: leaving sync_job";
3701		4077
3702	1	4078	1
3703	} or do {	4079	} or do {
3704	warn $@;	4080	error $@;
3705	cf::cleanup "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3706	};	4082	};
3707		4083
3708	warn "reloaded";
3709	--$RELOAD;	4084	--$RELOAD;
3710	}	4085	}
		4086
		4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3711	};	4089	};
3712		4090
3713	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3714		4092
3715	sub reload_perl() {	4093	sub reload_perl() {
3716	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3717	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3718		4096
		4097	$RELOAD_WATCHER ||= cf::async {
		4098	Coro::AIO::aio_wait cache_extensions;
		4099
3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3720	do_reload_perl;	4101	do_reload_perl;
3721	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
		4103	};
3722	};	4104	};
3723	}	4105	}
3724		4106
3725	register_command "reload" => sub {	4107	register_command "reload" => sub {
3726	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
…		…
3732	reload_perl;	4114	reload_perl;
3733	};	4115	};
3734	}	4116	}
3735	};	4117	};
3736		4118
3737	unshift @INC, $LIBDIR;	4119	#############################################################################
3738		4120
3739	my $bug_warning = 0;	4121	my $bug_warning = 0;
3740		4122
3741	our @WAIT_FOR_TICK;
3742	our @WAIT_FOR_TICK_BEGIN;
3743
3744	sub wait_for_tick {	4123	sub wait_for_tick() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4125
3747	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3748	push @WAIT_FOR_TICK, $signal;
3749	$signal->wait;
3750	}	4127	}
3751		4128
3752	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3753	return if tick_inhibit || $Coro::current == $Coro::main;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3754		4131
3755	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3756	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3757	$signal->wait;	4134	$signal->wait;
3758	}	4135	}
…		…
3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3763	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3764	return;	4141	return;
3765	}	4142	}
3766		4143
3767	cf::server_tick; # one server iteration	4144	cf::one_tick; # one server iteration
		4145
		4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3768		4147
3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3771	Coro::async_pool {	4150	Coro::async_pool {
3772	$Coro::current->{desc} = "runtime saver";	4151	$Coro::current->{desc} = "runtime saver";
3773	write_runtime_sync	4152	write_runtime_sync
3774	or warn "ERROR: unable to write runtime file: $!";	4153	or error "ERROR: unable to write runtime file: $!";
3775	};	4154	};
3776	}	4155	}
3777		4156
3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3779	$sig->send;	4158	$sig->send;
3780	}	4159	}
3781	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3782	$sig->send;
3783	}
3784		4161
3785	$LOAD = ($NOW - $TICK_START) / $TICK;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3787		4164
3788	if (0) {	4165	if (0) {
3789	if ($NEXT_TICK) {	4166	if ($NEXT_TICK) {
3790	my $jitter = $TICK_START - $NEXT_TICK;	4167	my $jitter = $TICK_START - $NEXT_TICK;
3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3792	warn "jitter $JITTER\n";#d#	4169	debug "jitter $JITTER\n";#d#
3793	}	4170	}
3794	}	4171	}
3795	}	4172	}
3796		4173
3797	{	4174	{
3798	# configure BDB	4175	# configure BDB
3799		4176
3800	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3801	BDB::max_poll_reqs $TICK * 0.1;	4178	BDB::max_poll_reqs $TICK * 0.1;
3802	$AnyEvent::BDB::WATCHER->priority (1);	4179	$AnyEvent::BDB::WATCHER->priority (1);
3803		4180
3804	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3805	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
…		…
3842	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3843	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3844	undef $AnyEvent::AIO::WATCHER;	4221	undef $AnyEvent::AIO::WATCHER;
3845	}	4222	}
3846		4223
3847	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3848		4226
3849	sub _log_backtrace {	4227	sub _log_backtrace {
3850	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3851		4229
3852	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3853		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3854	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3855	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3856	++$_log_backtrace;	4238	++$_log_backtrace;
3857	my $perl_bt = Carp::longmess $msg;	4239	my $perl_bt = Carp::longmess $msg;
3858	async {	4240	async {
3859	$Coro::current->{desc} = "abt $msg";	4241	$Coro::current->{desc} = "abt $msg";
3860		4242
…		…
3880	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3881	--$_log_backtrace;	4263	--$_log_backtrace;
3882	};	4264	};
3883	} else {	4265	} else {
3884	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3885	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3886	}	4268	}
3887	}	4269	}
3888		4270
3889	# load additional modules	4271	# load additional modules
3890	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3891		4274
3892	END { cf::emergency_save }	4275	END { cf::emergency_save }
3893		4276
3894	1	4277	1
3895		4278

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