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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 UTC vs.
Revision 1.577 by root, Tue Jan 3 11:25:33 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.32 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
23	use Coro::BDB;	49	use Coro::BDB 1.6;
24	use Coro::Storable;	50	use Coro::Storable;
25	use Coro::Util ();	51	use Coro::Util ();
26		52
27	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
28	use BDB ();	54	use BDB ();
29	use Data::Dumper;	55	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	56	use Fcntl;
32	use YAML ();	57	use YAML::XS ();
33	use IO::AIO 2.51 ();	58	use IO::AIO ();
34	use Time::HiRes;	59	use Time::HiRes;
35	use Compress::LZF;	60	use Compress::LZF;
36	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
37		64
38	# configure various modules to our taste	65	# configure various modules to our taste
39	#	66	#
40	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	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
43		75
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		78
46	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;
47		82
48	our %COMMAND = ();	83	our %COMMAND = ();
49	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
50		85
51	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	87	our %EXTCMD = ();
53	our %EXTICMD = ();	88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
61	our $DATADIR = datadir;	99	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
65	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
71	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;
72		120
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	123	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		125
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	129	our $DB_ENV;
85		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
86	our %CFG;	133	our %CFG;
87		134
88	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
90	our $NOW;	138	our $NOW;
91		139
92	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		146
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
102		159
103	binmode STDOUT;	160	binmode STDOUT;
104	binmode STDERR;	161	binmode STDERR;
105		162
106	# read virtual server time, if available	163	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
111	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
112		171
113	mkdir $_	172	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		174
116	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
117		176
118	sub cf::map::normalise;	177	sub cf::map::normalise;
119		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
120	#############################################################################	183	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
123		197
124	=over 4	198	=over 4
125		199
126	=item $cf::UPTIME	200	=item $cf::UPTIME
127		201
128	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.
129		218
130	=item $cf::RUNTIME	219	=item $cf::RUNTIME
131		220
132	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
133	every server tick.	222	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
142	database environment.	231	database environment.
143		232
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	233	=item $cf::LOADAVG
153		234
154	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
165	from wherever your confdir points to.	246	from wherever your confdir points to.
166		247
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		249
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
174		272
175	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
176	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
177	that call.	275	that call.
178		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
179	=back	283	=back
180		284
181	=cut	285	=cut
182		286
183	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	294	my $msg = join "", @_;
186		295
187	$msg .= "\n"	296	$msg .= "\n"
188	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
189		298
190	$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;
191		300
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}
195		303
196	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
197	warn Carp::longmess $_[0];	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
198	Coro::terminate;	315	Coro::terminate
199	};	316	};
200		317
201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
211	for my $pkg (qw(	328	for my $pkg (qw(
212	cf::global cf::attachable	329	cf::global cf::attachable
213	cf::object cf::object::player	330	cf::object cf::object::player
214	cf::client cf::player	331	cf::client cf::player
215	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
216	cf::map cf::party cf::region	334	cf::party cf::region
217	)) {	335	)) {
218	no strict 'refs';
219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
220	}	337	}
221		338
222	$EV::DIED = sub {	339	$EV::DIED = sub {
223	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
224	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
225		347
226	#############################################################################	348	#############################################################################
227		349
228	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
229		351
…		…
250	$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;
251	$d	373	$d
252	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
253	}	375	}
254		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
255	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
256		392
257	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
258		394
259	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
265	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
266		402
267	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
268	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
269		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
270	=item cf::lock_wait $string	468	=item cf::lock_wait $string
271		469
272	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
273		471
274	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
275		473
276	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
277	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,
278	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
279	returned.	477	returned.
280		478
281	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
282	deadlocked coro.	480	deadlocked coro.
…		…
288		486
289	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.
290		488
291	=cut	489	=cut
292		490
293	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
294	our %LOCKER;#d#
295		492
296	sub lock_wait($) {	493	sub lock_wait($) {
297	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
298
299	if ($LOCKER{$key} == $Coro::current) {#d#
300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301	return;#d#
302	}#d#
303
304	# wait for lock, if any
305	while ($LOCK{$key}) {
306	push @{ $LOCK{$key} }, $Coro::current;
307	Coro::schedule;
308	}
309	}	495	}
310		496
311	sub lock_acquire($) {	497	sub lock_acquire($) {
312	my ($key) = @_;	498	$LOCKS->guard ($_[0])
313
314	# wait, to be sure we are not locked
315	lock_wait $key;
316
317	$LOCK{$key} = [];
318	$LOCKER{$key} = $Coro::current;#d#
319
320	Coro::guard {
321	delete $LOCKER{$key};#d#
322	# wake up all waiters, to be on the safe side
323	$_->ready for @{ delete $LOCK{$key} };
324	}
325	}	499	}
326		500
327	sub lock_active($) {	501	sub lock_active($) {
328	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
329
330	! ! $LOCK{$key}
331	}	503	}
332		504
333	sub freeze_mainloop {	505	sub freeze_mainloop {
334	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
335		507
336	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
337	$TICK_WATCHER->start;
338	};
339	$TICK_WATCHER->stop;
340	$guard
341	}	509	}
342		510
343	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
344		512
345	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
346	get spread over timer.	514	get spread over time.
347		515
348	=cut	516	=cut
349		517
350	sub periodic($$) {	518	sub periodic($$) {
351	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
355	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
356	}	524	}
357		525
358	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
359		527
360	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
361	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
362	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.
363		535
364	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
365	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
366		538
367	Useful for short background jobs.	539	Useful for short background jobs.
368		540
369	=cut	541	=cut
370		542
371	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
372	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
373		546
374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
375	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
376	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
377		550
378	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
379		553
380	while () {	554	while () {
381	next_job:	555	next_job:
		556
382	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
383	if ($avail > 0.01) {	558
384	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
385	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
386	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
387	$job->[2]->send;	563	$job->[2]->send;
388	Coro::cede;	564	Coro::cede;
389	goto next_job;	565	goto next_job;
390	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
391	}	568	}
392	}	569	}
393		570
394	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
395	# 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
396	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
397	$signal->wait;
398	} else {	574	} else {
		575	$busy = 0;
399	Coro::schedule;	576	Coro::schedule;
400	}	577	}
401	}	578	}
402	};	579	};
403		580
404	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
405	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
406		585
407	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
408	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
409		589
410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
412	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
438	=cut	618	=cut
439		619
440	sub sync_job(&) {	620	sub sync_job(&) {
441	my ($job) = @_;	621	my ($job) = @_;
442		622
443	if ($Coro::current == $Coro::main) {	623	if (in_main) {
444	my $time = EV::time;	624	my $time = AE::time;
445		625
446	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
447	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
448		628
449	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
450		630
451	# TODO: use suspend/resume instead
452	# (but this is cancel-safe)
453	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
454		632
455	my $busy = 1;	633	my $busy = 1;
456	my @res;	634	my @res;
457		635
458	(async {	636	(async {
459	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
460	@res = eval { $job->() };	638	@res = eval { $job->() };
461	warn $@ if $@;	639	error $@ if $@;
462	undef $busy;	640	undef $busy;
463	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
464		642
465	while ($busy) {	643	while ($busy) {
466	if (Coro::nready) {	644	if (Coro::nready) {
…		…
468	} else {	646	} else {
469	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
470	}	648	}
471	}	649	}
472		650
473	$time = EV::time - $time;	651	my $time = AE::time - $time;
474		652
475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
477
478	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
479		654
480	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
481	} else {	656	} else {
482	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
483		658
…		…
503	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
504		679
505	$coro	680	$coro
506	}	681	}
507		682
508	=item fork_call { }, $args	683	=item fork_call { }, @args
509		684
510	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
511	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
512	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
513	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
514		689
515	=cut	690	=cut
516		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
517	sub fork_call(&@) {	696	sub fork_call(&@) {
518	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
519		698
520	# 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,
521	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
522	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
523		702
524	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
525	reset_signals;	704	cf::post_fork;
526	&$cb	705	&$cb
527	}, @args;	706	} @args;
528		707
529	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	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
530	}	747	}
531		748
532	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
533		750
534	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
544	within each server.	761	within each server.
545		762
546	=cut	763	=cut
547		764
548	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
549	my ($name) = @_;	769	my ($name) = @_;
550	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
551		771
552	eval {	772	eval {
553	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
563	}	783	}
564		784
565	our $DB;	785	our $DB;
566		786
567	sub db_init {	787	sub db_init {
568	cf::sync_job {
569	$DB ||= db_table "db";	788	$DB ||= db_table "db";
570	};
571	}	789	}
572		790
573	sub db_get($$) {	791	sub db_get($$) {
574	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
575		793
576	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
577	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
578		798
579	$! ? ()	799	$! ? ()
580	: $data	800	: $data
581	}
582	}	801	}
583		802
584	sub db_put($$$) {	803	sub db_put($$$) {
585	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
586	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
614		833
615	my @data;	834	my @data;
616	my $md5;	835	my $md5;
617		836
618	for (0 .. $#$src) {	837	for (0 .. $#$src) {
619	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
620	or Carp::croak "$src->[$_]: $!";
621	}	839	}
622		840
623	# if processing is expensive, check	841	# if processing is expensive, check
624	# checksum first	842	# checksum first
625	if (1) {	843	if (1) {
…		…
642		860
643	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
644	my $data = $process->(\@data);	862	my $data = $process->(\@data);
645	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
646		864
647	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
648		866
649	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
650	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
651	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
652		870
…		…
662		880
663	=cut	881	=cut
664		882
665	sub datalog($@) {	883	sub datalog($@) {
666	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
667	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
668	}	886	}
669		887
670	=back	888	=back
671		889
672	=cut	890	=cut
673		891
674	#############################################################################	892	#############################################################################
675		893
676	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
677		895
678	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
679	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
680	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
681		899
682	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
683	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
733	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
734		952
735	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
736	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
737		955
738	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
739	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
740		958
741	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
742		960
743	=over 4	961	=over 4
…		…
867		1085
868	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
869	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
870		1088
871	} elsif (ref $type) {	1089	} elsif (ref $type) {
872	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
873		1091
874	} else {	1092	} else {
875	shift @arg;	1093	shift @arg;
876	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
877	}	1095	}
878	}	1096	}
879	}	1097	}
880		1098
881	sub _object_attach {	1099	sub _object_attach {
…		…
891	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
892	}	1110	}
893		1111
894	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
895	} else {	1113	} else {
896	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
897	}	1115	}
898		1116
899	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
900	}	1118	}
901		1119
…		…
960		1178
961	for (@$callbacks) {	1179	for (@$callbacks) {
962	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
963		1181
964	if ($@) {	1182	if ($@) {
965	warn "$@";
966	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
967	override;	1184	override;
968	}	1185	}
969		1186
970	return 1 if $override;	1187	return 1 if $override;
971	}	1188	}
…		…
1034		1251
1035	sub reattach {	1252	sub reattach {
1036	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1037	my ($obj) = @_;	1254	my ($obj) = @_;
1038		1255
		1256	# no longer needed after getting rid of delete_package?
1039	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1040		1258
1041	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1042		1260
1043	@$registry = ();	1261	@$registry = ();
1044		1262
…		…
1049	for (@$attach) {	1267	for (@$attach) {
1050	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1051	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1052	}	1270	}
1053	} else {	1271	} else {
1054	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1055	}	1273	}
1056	}	1274	}
1057	}	1275	}
1058		1276
1059	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1086	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1087		1305
1088	sync_job {	1306	sync_job {
1089	if (length $$rdata) {	1307	if (length $$rdata) {
1090	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1091	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1092	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1093		1312
1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1095	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1097	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	}
1098	close $fh;	1320	aio_close $fh;
1099		1321
1100	if (@$objs) {	1322	if (@$objs) {
1101	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) {
1102	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1104	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1105	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	}
1106	close $fh;	1331	aio_close $fh;
1107	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1108	}	1333	}
1109	} else {	1334	} else {
1110	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1111	}	1336	}
1112		1337
1113	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1114	} else {	1342	} else {
1115	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1116	}	1344	}
1117	} else {	1345	} else {
1118	aio_unlink $filename;	1346	aio_unlink $filename;
1119	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1120	}	1348	}
…		…
1144	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1145	$av = $st->{objs};	1373	$av = $st->{objs};
1146	}	1374	}
1147		1375
1148	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1149	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1150	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1151		1380
1152	($data, $av)	1381	($data, $av)
1153	}	1382	}
1154		1383
1155	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1211	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1212		1441
1213	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1214	}	1443	}
1215		1444
		1445	use File::Glob ();
		1446
1216	cf::player->attach (	1447	cf::player->attach (
1217	on_command => sub {	1448	on_unknown_command => sub {
1218	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1219		1450
1220	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1221	or return;	1452	or return;
1222		1453
…		…
1230	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1231		1462
1232	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1233		1464
1234	if (ref $msg) {	1465	if (ref $msg) {
1235	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1236	"ARRAY" eq ref $msg
1237	? @$msg
1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1239		1467
1240	my @reply;	1468	my @reply;
1241		1469
1242	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1243	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1245		1473
1246	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1247	if $reply;	1475	if $reply;
1248		1476
1249	} else {	1477	} else {
1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1251	}	1479	}
1252		1480
1253	cf::override;	1481	cf::override;
1254	},	1482	},
1255	);	1483	);
1256		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1257	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1258	cf::sync_job {	1501	cf::sync_job {
1259	my %todo;	1502	my %todo;
1260		1503
1261	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1262	next unless -r $path;	1505	next unless -r $path;
…		…
1280		1523
1281	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1282	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1283		1526
1284	$ext{source} =	1527	$ext{source} =
1285	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1286	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1287	. $source	1530	. $source
1288	. "\n};\n1";	1531	. "\n};\n1";
1289		1532
1290	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1291	}	1534	}
1292		1535
		1536	my $pass = 0;
1293	my %done;	1537	my %done;
1294	while (%todo) {	1538	while (%todo) {
1295	my $progress;	1539	my $progress;
1296		1540
		1541	++$pass;
		1542
		1543	ext:
1297	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1298	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1299	goto skip	1546	next ext
1300	unless exists $done{$_};	1547	unless exists $done{$_};
1301	}	1548	}
1302		1549
1303	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1304		1551
1305	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1306	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1307	: "$v->{base}: extension inactive.\n";
1308		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1309	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1310	warn $msg;	1559
1311	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1312	exit 1;	1561	delete $todo{$k};
1313	}	1562	} else {
1314		1563	$done{$k} = delete $todo{$k};
1315	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1316	}	1569	}
1317
1318	$done{$k} = delete $todo{$k};
1319	push @EXTS, $v->{pkg};
1320	$progress = 1;
1321	}	1570	}
1322		1571
1323	skip:	1572	unless ($progress) {
1324	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1325	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1326	}	1582	}
1327	};	1583	};
1328	}	1584	}
1329		1585
1330	#############################################################################	1586	#############################################################################
1331		1587
1332	=back	1588	=back
1333		1589
1334	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1335		1591
1336	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1337		1593
1338	=cut	1594	=cut
1339		1595
1340	package cf::player;	1596	package cf::player;
1341		1597
…		…
1384		1640
1385	sub exists($) {	1641	sub exists($) {
1386	my ($login) = @_;	1642	my ($login) = @_;
1387		1643
1388	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1389	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1390	}	1646	}
1391		1647
1392	sub find($) {	1648	sub find($) {
1393	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1394	my $login = $_[0];	1650	my $login = $_[0];
…		…
1406	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1407	or return;	1663	or return;
1408		1664
1409	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1410	or return;	1666	or return;
		1667
1411	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1412	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1413	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1414	}	1671	}
1415	}	1672	}
1416	}	1673	}
1417		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1418	sub save($) {	1688	sub save($) {
1419	my ($pl) = @_;	1689	my ($pl) = @_;
1420		1690
1421	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1422		1692
…		…
1425		1695
1426	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1427		1697
1428	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1429	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1430		1705
1431	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1432	cf::cede_to_tick;	1707	cf::cede_to_tick;
1433	}	1708	}
1434		1709
…		…
1466	my ($pl) = @_;	1741	my ($pl) = @_;
1467		1742
1468	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1469		1744
1470	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1471	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1472		1747
1473	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1474	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1475	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1476	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1477		1756
1478	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1479	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1480	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1518		1797
1519	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1520	my $path = path $login;	1799	my $path = path $login;
1521		1800
1522	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1523	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1525	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1526	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1527	}	1807	}
1528		1808
…		…
1532		1812
1533	\@logins	1813	\@logins
1534	}	1814	}
1535		1815
1536	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1537		1819
1538	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1539	player. May block.	1821	player. May block.
1540		1822
1541	=cut	1823	=cut
…		…
1559	}	1841	}
1560		1842
1561	\@paths	1843	\@paths
1562	}	1844	}
1563		1845
1564	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1565		1847
1566	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1567
1568	=cut
1569
1570	use re 'eval';
1571
1572	my $group;
1573	my $interior; $interior = qr{
1574	# match a pod interior sequence sans C<< >>
1575	(?:
1576	\ (.*?)\ (?{ $group = $^N })
1577	| < (??{$interior}) >
1578	)
1579	}x;
1580
1581	sub expand_cfpod {
1582	my ($self, $pod) = @_;
1583
1584	my $xml;
1585
1586	while () {
1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588	$group = $1;
1589
1590	$group =~ s/&/&amp;/g;
1591	$group =~ s/</&lt;/g;
1592
1593	$xml .= $group;
1594	} elsif ($pod =~ m%\G
1595	([BCGHITU])
1596	<
1597	(?:
1598	([^<>]*) (?{ $group = $^N })
1599	| < $interior >
1600	)
1601	>
1602	%gcsx
1603	) {
1604	my ($code, $data) = ($1, $group);
1605
1606	if ($code eq "B") {
1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608	} elsif ($code eq "I") {
1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610	} elsif ($code eq "U") {
1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612	} elsif ($code eq "C") {
1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614	} elsif ($code eq "T") {
1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616	} elsif ($code eq "G") {
1617	my ($male, $female) = split /\|/, $data;
1618	$data = $self->gender ? $female : $male;
1619	$xml .= expand_cfpod ($self, $data);
1620	} elsif ($code eq "H") {
1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1623	"")
1624	[$self->{hintmode}];
1625	} else {
1626	$xml .= "error processing '$code($data)' directive";
1627	}
1628	} else {
1629	if ($pod =~ /\G(.+)/) {
1630	warn "parse error while expanding $pod (at $1)";
1631	}
1632	last;
1633	}
1634	}
1635
1636	for ($xml) {
1637	# create single paragraphs (very hackish)
1638	s/(?<=\S)\n(?=\w)/ /g;
1639
1640	# compress some whitespace
1641	s/\s+\n/\n/g; # ws line-ends
1642	s/\n\n+/\n/g; # double lines
1643	s/^\n+//; # beginning lines
1644	s/\n+$//; # ending lines
1645	}
1646
1647	$xml
1648	}
1649
1650	no re 'eval';
1651
1652	sub hintmode {
1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1654	$_[0]{hintmode}
1655	}
1656		1849
1657	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1658		1851
1659	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1660		1853
…		…
1692		1885
1693	=cut	1886	=cut
1694		1887
1695	sub find_by_path($) {	1888	sub find_by_path($) {
1696	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1697		1892
1698	my ($match, $specificity);	1893	my ($match, $specificity);
1699		1894
1700	for my $region (list) {	1895	for my $region (list) {
1701	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1727	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1728	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1729		1924
1730	sub generate_random_map {	1925	sub generate_random_map {
1731	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1732	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1733	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1741	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1742	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1743	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1744	(cf::region::find $rmp->{region}), $rmp->{custom}
1745	)
1746	}	1931	}
1747		1932
1748	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1749		1934
1750	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1755		1940
1756	sub register {	1941	sub register {
1757	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1758	my $pkg = caller;	1943	my $pkg = caller;
1759		1944
1760	no strict;
1761	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1762		1946
1763	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1764	}	1948	}
1765		1949
1766	# also paths starting with '/'	1950	# also paths starting with '/'
1767	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1768		1952
1769	sub thawer_merge {	1953	sub thawer_merge {
1770	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1771		1955
1772	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1777	}	1961	}
1778		1962
1779	sub normalise {	1963	sub normalise {
1780	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1781		1965
1782	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1783		1967
1784	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1785		1969
1786	# map plan:	1970	# map plan:
1787	#	1971	#
…		…
1802	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1803	$path = "$base/$path";	1987	$path = "$base/$path";
1804	}	1988	}
1805		1989
1806	for ($path) {	1990	for ($path) {
1807	redo if s{//}{/};
1808	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1809	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1810	}	1993	}
1811		1994
1812	$path	1995	$path
…		…
1826	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1827	return $self;	2010	return $self;
1828	}	2011	}
1829	}	2012	}
1830		2013
1831	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1832	()	2015	()
1833	}	2016	}
1834		2017
		2018	# may re-bless or do other evil things
1835	sub init {	2019	sub init {
1836	my ($self) = @_;	2020	my ($self) = @_;
1837		2021
1838	$self	2022	$self
1839	}	2023	}
…		…
1858		2042
1859	# the temporary/swap location	2043	# the temporary/swap location
1860	sub save_path {	2044	sub save_path {
1861	my ($self) = @_;	2045	my ($self) = @_;
1862		2046
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1865	}	2049	}
1866		2050
1867	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1868	sub uniq_path {	2052	sub uniq_path {
1869	my ($self) = @_;	2053	my ($self) = @_;
1870		2054
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1873	}
1874
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}	2057	}
1883		2058
1884	sub decay_objects {	2059	sub decay_objects {
1885	my ($self) = @_;	2060	my ($self) = @_;
1886		2061
…		…
1913	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1914		2089
1915	1	2090	1
1916	}	2091	}
1917		2092
		2093	# used to laod the header of an original map
1918	sub load_header_orig {	2094	sub load_header_orig {
1919	my ($self) = @_;	2095	my ($self) = @_;
1920		2096
1921	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1922	}	2098	}
1923		2099
		2100	# used to laod the header of an instantiated map
1924	sub load_header_temp {	2101	sub load_header_temp {
1925	my ($self) = @_;	2102	my ($self) = @_;
1926		2103
1927	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1928	}	2105	}
1929		2106
		2107	# called after loading the header from an instantiated map
1930	sub prepare_temp {	2108	sub prepare_temp {
1931	my ($self) = @_;	2109	my ($self) = @_;
1932		2110
1933	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1934	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1935	# safety	2113	# safety
1936	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1937	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1938	}	2116	}
1939		2117
		2118	# called after loading the header from an original map
1940	sub prepare_orig {	2119	sub prepare_orig {
1941	my ($self) = @_;	2120	my ($self) = @_;
1942		2121
1943	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1944	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1968		2147
1969	sub find;	2148	sub find;
1970	sub find {	2149	sub find {
1971	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1972		2151
		2152	cf::cede_to_tick;
		2153
1973	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1974		2155
1975	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2158
1978	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_find:$path";
1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1982	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1983	or return;	2161	or return;
1984		2162
1985	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1986		2164
…		…
1988	or return;	2166	or return;
1989		2167
1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1991	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1992	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1993	undef $guard1;	2172	undef $guard1;
1994	undef $guard2;
1995	$map->reset;	2173	$map->reset;
1996	return find $path;	2174	return find $path;
1997	}	2175	}
1998		2176
1999	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2000	}	2178	}
2001	}	2179	}
2002		2180
2003	sub pre_load { }	2181	sub pre_load { }
2004	sub post_load { }	2182	#sub post_load { } # XS
2005		2183
2006	sub load {	2184	sub load {
2007	my ($self) = @_;	2185	my ($self) = @_;
2008		2186
2009	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2012		2190
2013	{	2191	{
2014	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2015		2193
2016	return unless $self->valid;	2194	return unless $self->valid;
2017	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2018
2019	$self->in_memory (cf::MAP_LOADING);
2020		2196
2021	$self->alloc;	2197	$self->alloc;
2022		2198
2023	$self->pre_load;	2199	$self->pre_load;
2024	cf::cede_to_tick;	2200	cf::cede_to_tick;
2025		2201
		2202	if (exists $self->{load_path}) {
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2204	$f->skip_block;
2028	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2029	or return;	2206	or return;
2030		2207
2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
2032	if delete $self->{load_original};	2209	if delete $self->{load_original};
2033		2210
2034	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2212	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2037	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2038	$self->clear_unique_items;	2215	$self->clear_unique_items;
2039	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2040	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2041	}	2219	}
2042	}	2220	}
2043	}
2044		2221
2045	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2046		2229
2047	cf::cede_to_tick;	2230	cf::cede_to_tick;
2048	# now do the right thing for maps	2231	# now do the right thing for maps
2049	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2050	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2054	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2238	$self->decay_objects;
2056	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2057	$self->update_buttons;	2240	$self->update_buttons;
2058	cf::cede_to_tick;	2241	cf::cede_to_tick;
2059	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2060	cf::cede_to_tick;
2061	$self->activate;
2062	}	2243	}
2063		2244
2064	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2066
2067	$self->in_memory (cf::MAP_IN_MEMORY);
2068	}	2247	}
2069		2248
2070	$self->post_load;	2249	$self->post_load;
2071	}
2072		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2073	sub customise_for {	2257	sub customise_for {
2074	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2075		2259
2076	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2261	if $self->per_player;
…		…
2080	# if $self->per_party;	2264	# if $self->per_party;
2081		2265
2082	$self	2266	$self
2083	}	2267	}
2084		2268
2085	# find and load all maps in the 3x3 area around a map
2086	sub load_neighbours {
2087	my ($map) = @_;
2088
2089	my @neigh; # diagonal neighbours
2090
2091	for (0 .. 3) {
2092	my $neigh = $map->tile_path ($_)
2093	or next;
2094	$neigh = find $neigh, $map
2095	or next;
2096	$neigh->load;
2097
2098	push @neigh,
2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2101	}
2102
2103	for (grep defined $_->[0], @neigh) {
2104	my ($path, $origin) = @$_;
2105	my $neigh = find $path, $origin
2106	or next;
2107	$neigh->load;
2108	}
2109	}
2110
2111	sub find_sync {	2269	sub find_sync {
2112	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2113		2271
2114	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2115	}	2277	}
2116		2278
2117	sub do_load_sync {	2279	sub do_load_sync {
2118	my ($map) = @_;	2280	my ($map) = @_;
2119		2281
		2282	# it's a bug to call this from the main context
2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2121	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2122		2285
2123	cf::sync_job { $map->load };	2286	$map->load;
2124	}	2287	}
2125		2288
2126	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2127	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2128		2291
2129	sub find_async {	2292	sub find_async {
2130	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2131		2294
2132	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2133		2296
2134	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2136	}	2299	}
2137		2300
2138	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2139		2302
2140	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2154	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2155		2318
2156	()	2319	()
2157	}	2320	}
2158		2321
		2322	# common code, used by both ->save and ->swapout
2159	sub save {	2323	sub _save {
2160	my ($self) = @_;	2324	my ($self) = @_;
2161
2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2163		2325
2164	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2165		2327
2166	return unless $self->dirty;	2328	return unless $self->dirty;
2167		2329
…		…
2176		2338
2177	cf::async {	2339	cf::async {
2178	$Coro::current->{desc} = "map player save";	2340	$Coro::current->{desc} = "map player save";
2179	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2180	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2181		2345
2182	if ($uniq) {	2346	if ($uniq) {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2185	} else {	2349	} else {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2187	}	2351	}
2188	}	2352	}
2189		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2190	sub swap_out {	2362	sub swap_out {
2191	my ($self) = @_;	2363	my ($self) = @_;
2192		2364
2193	# save first because save cedes
2194	$self->save;
2195
2196	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2197		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2198	return if $self->players;	2369	return if $self->players;
2199	return if $self->in_memory != cf::MAP_IN_MEMORY;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2200	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2201		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2202	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2203		2421
2204	$self->deactivate;	2422	$self->deactivate;
2205	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2206	$self->clear;	2424	$self->clear;
2207	}
2208
2209	sub reset_at {
2210	my ($self) = @_;
2211
2212	# TODO: safety, remove and allow resettable per-player maps
2213	return 1e99 if $self->{deny_reset};
2214
2215	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2216	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2217
2218	$time + $to
2219	}
2220
2221	sub should_reset {
2222	my ($self) = @_;
2223
2224	$self->reset_at <= $cf::RUNTIME
2225	}
2226
2227	sub reset {
2228	my ($self) = @_;
2229
2230	my $lock = cf::lock_acquire "map_data:$self->{path}";
2231
2232	return if $self->players;
2233
2234	warn "resetting map ", $self->path;
2235
2236	$self->in_memory (cf::MAP_SWAPPED);
2237
2238	# need to save uniques path
2239	unless ($self->{deny_save}) {
2240	my $uniq = $self->uniq_path; utf8::encode $uniq;
2241
2242	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2243	if $uniq;
2244	}
2245
2246	delete $cf::MAP{$self->path};
2247
2248	$self->deactivate;
2249	$_->clear_links_to ($self) for values %cf::MAP;
2250	$self->clear;
2251		2425
2252	$self->unlink_save;	2426	$self->unlink_save;
2253	$self->destroy;	2427	$self->destroy;
2254	}	2428	}
2255		2429
…		…
2263		2437
2264	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2265		2439
2266	$self->unlink_save;	2440	$self->unlink_save;
2267		2441
2268	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2269	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2270	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2271	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2273		2447
…		…
2322		2496
2323	sub unique_maps() {	2497	sub unique_maps() {
2324	[	2498	[
2325	map {	2499	map {
2326	utf8::decode $_;	2500	utf8::decode $_;
2327	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2328	? normalise $_	2504	: normalise $_
2329	: ()
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2506	]
2332	}	2507	}
2333		2508
2334	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2335		2540
2336	=back	2541	=back
2337		2542
2338	=head3 cf::object	2543	=head3 cf::object
2339		2544
…		…
2343		2548
2344	=over 4	2549	=over 4
2345		2550
2346	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2347		2552
2348	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2349		2555
2350	=cut	2556	=cut
2351		2557
2352	sub inv_recursive_;	2558	sub inv_recursive_;
2353	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2358	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2359	}	2565	}
2360		2566
2361	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2362		2568
2363	creates and returns a persistent reference to an objetc that can be stored as a string.	2569	Creates and returns a persistent reference to an object that can be stored as a string.
2364		2570
2365	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2366		2572
2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2368	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2400	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2401	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2402		2608
2403	=cut	2609	=cut
2404		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
		2624
2405	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2406	# with dialog boxes.	2626	# with dialog boxes.
2407	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2408	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2409	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2420	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2422		2642
2423	} else {	2643	} else {
2424	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2425	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2426	}	2646	}
2427	}	2647	}
2428	}	2648	}
2429		2649
2430	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2455		2675
2456	=item $player_object->enter_link	2676	=item $player_object->enter_link
2457		2677
2458	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2459		2679
2460	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2461	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2462		2684
2463	Will never block.	2685	Will never block.
2464		2686
2465	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2466		2688
…		…
2486	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2709	my ($self) = @_;
2488		2710
2489	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2490		2712
		2713	++$self->{_link_recursion};
		2714
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2716
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2495		2719
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2721	}
2498		2722
2499	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2501		2725
…		…
2518	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2520		2744
2521	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2524		2748
2525	$map->load;	2749	$map->load;
2526	$map->load_neighbours;
2527		2750
2528	return unless $self->contr->active;	2751	return unless $self->contr->active;
2529	$self->activate_recursive;
2530		2752
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2533	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2534		2760
		2761	}
		2762
2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2536		2764
2537	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2538	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2539	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2540	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2541	be called at the end of this process.	2769	be called at the end of this process.
2542		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2543	=cut	2774	=cut
2544		2775
2545	our $GOTOGEN;	2776	our $GOTOGEN;
2546		2777
2547	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2549		2786
2550	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2789
2553	$self->enter_link;	2790	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2574	}	2811	}
2575	}	2812	}
2576		2813
2577	my $map = eval {	2814	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2816
2580	if ($map) {	2817	if ($map) {
2581	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2820	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2822	}
2586		2823
2587	$map	2824	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2598	}	2835	}
2599		2836
2600	$done->() if $done;	2837	$done->($self) if $done;
2601	})->prio (1);	2838	})->prio (1);
2602	}	2839	}
2603		2840
2604	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2605		2842
…		…
2625	}	2862	}
2626		2863
2627	sub prepare_random_map {	2864	sub prepare_random_map {
2628	my ($exit) = @_;	2865	my ($exit) = @_;
2629		2866
2630	my $guard = cf::lock_acquire "exit_prepare:$exit";
2631
2632	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2633	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2634	# that depends on the exit object	2869	# that depends on the exit object
2635		2870
2636	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2638	if ($exit->map) {	2873	if ($exit->map) {
2639	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2640	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2641	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2642	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2643	}	2880	}
2644		2881
2645	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2646		2883
2647	my $data = cf::encode_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2648	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2649	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2650		2887
2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2652	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2653	undef $fh;	2890	undef $fh;
2654	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2655		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2656	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2657	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2658	}	2899	}
2659	}	2900	}
2660		2901
2661	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2662	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2663		2904
2664	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2665		2906
2666	if ($exit->slaying eq "/!") {
2667	#TODO: this should de-fi-ni-te-ly not be a sync-job
2668	# the problem is that $exit might not survive long enough
2669	# so it needs to be done right now, right here
2670	cf::sync_job { prepare_random_map $exit };
2671	}
2672
2673	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2674	my $hp = $exit->stats->hp;
2675	my $sp = $exit->stats->sp;
2676
2677	$self->enter_link;	2907	$self->enter_link;
2678		2908
2679	# if exit is damned, update players death & WoR home-position
2680	$self->contr->savebed ($slaying, $hp, $sp)
2681	if $exit->flag (FLAG_DAMNED);
2682
2683	(async {	2909	(async {
2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2685		2911
2686	$self->deactivate_recursive; # just to be sure
2687	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2688	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2689		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2690	1;	2948	1
2691	}) {	2949	}) {
2692	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2693	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2694	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2695	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2696		2954
2697	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2698	$self->leave_link;	2956	$self->leave_link;
2699	}	2957	}
2700	})->prio (1);	2958	})->prio (1);
2701	}	2959	}
2702		2960
…		…
2714	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2715	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2716		2974
2717	utf8::encode $text;	2975	utf8::encode $text;
2718	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2719	}	3002	}
2720		3003
2721	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2722		3005
2723	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2727		3010
2728	=cut	3011	=cut
2729		3012
2730	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2731	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2732	"c/identify" => {	3021	"c/identify" => {
2733	id => "infobox",	3022	id => "infobox",
2734	title => "Identify",	3023	title => "Identify",
2735	reply => undef,	3024	reply => undef,
2736	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2738	"c/examine" => {	3027	"c/examine" => {
2739	id => "infobox",	3028	id => "infobox",
2740	title => "Examine",	3029	title => "Examine",
2741	reply => undef,	3030	reply => undef,
2742	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2743	},	3038	},
2744	"c/book" => {	3039	"c/book" => {
2745	id => "infobox",	3040	id => "infobox",
2746	title => "Book",	3041	title => "Book",
2747	reply => undef,	3042	reply => undef,
…		…
2763	id => "infobox",	3058	id => "infobox",
2764	title => "Body Parts",	3059	title => "Body Parts",
2765	reply => undef,	3060	reply => undef,
2766	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2767	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
2768	"c/uptime" => {	3099	"c/uptime" => {
2769	id => "infobox",	3100	id => "infobox",
2770	title => "Uptime",	3101	title => "Uptime",
2771	reply => undef,	3102	reply => undef,
2772	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2775	id => "infobox",	3106	id => "infobox",
2776	title => "Map Info",	3107	title => "Map Info",
2777	reply => undef,	3108	reply => undef,
2778	tooltip => "Information related to the maps",	3109	tooltip => "Information related to the maps",
2779	},	3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2780	);	3125	);
2781		3126
2782	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2783	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2784		3129
2785	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2786		3132
2787	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2788		3134
2789	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2790	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2791	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2792		3138
2793	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2794	if $self->can_msg;
2795
2796	$channel = $channel->{id};	3140	$channel = $channel->{id};
2797		3141
2798	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2799	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2800	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2801	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2802	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804	}	3147	}
2805		3148
2806	$channel = $channel->{id};	3149	$channel = $channel->{id};
2807	}	3150	}
2808		3151
2809	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2810		3153
2811	if ($self->can_msg) {
2812	# default colour, mask it out	3154	# default colour, mask it out
2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2814	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2815		3157
2816	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2818	} else {	3161	);
2819	if ($color >= 0) {
2820	# replace some tags by gcfclient-compatible ones
2821	for ($msg) {
2822	1 while
2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2828	}
2829		3162
2830	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2831
2832	utf8::encode $msg;
2833
2834	if (0 && $msg =~ /\[/) {
2835	# COMMAND/INFO
2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2837	} else {
2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2839	$self->send_packet ("drawinfo $color $msg")
2840	}
2841	}
2842	}
2843	}	3164	}
2844		3165
2845	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2846		3167
2847	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2850		3171
2851	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2852	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2853		3174
2854	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2856	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2857	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2859	}	3180	}
2860	}	3181	}
2861		3182
2862	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2863		3184
…		…
2866	=cut	3187	=cut
2867		3188
2868	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2869	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2870		3191
2871	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2873	} elsif ($self->extcmd == 1) {
2874	#TODO: version 1, remove
2875	unshift @msg, msgtype => "reply", msgid => $id;
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2877	}
2878	}	3195	}
2879		3196
2880	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2881		3198
2882	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2937	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2938		3255
2939	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2940		3257
2941	if (ref $msg) {	3258	if (ref $msg) {
2942	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2943	"ARRAY" eq ref $msg
2944	? @$msg
2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2946		3260
2947	my @reply;	3261	my @reply;
2948		3262
2949	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2950	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2952		3266
2953	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2954	if $reply;	3268	if $reply;
2955		3269
2956	} else {	3270	} else {
2957	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2958	}	3272	}
2959		3273
2960	cf::override;	3274	cf::override;
2961	},	3275	},
2962	);	3276	);
…		…
2982		3296
2983	$coro	3297	$coro
2984	}	3298	}
2985		3299
2986	cf::client->attach (	3300	cf::client->attach (
2987	on_destroy => sub {	3301	on_client_destroy => sub {
2988	my ($ns) = @_;	3302	my ($ns) = @_;
2989		3303
2990	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2991	},	3305	},
2992	);	3306	);
…		…
3008	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3009		3323
3010	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3011		3325
3012	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3013	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3014	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3015	sort time	3329	sort time
3016	));	3330	));
3017		3331
3018	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3021		3335
3022	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3023		3337
3024	cf::object	3338	cf::object
3025	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3026	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
3027		3342
3028	cf::object::player	3343	cf::object::player
3029	player	3344	player
3030		3345
3031	cf::player	3346	cf::player
…		…
3036		3351
3037	=cut	3352	=cut
3038		3353
3039	for (	3354	for (
3040	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3041	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3042	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3043	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3044	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3045	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3046	) {	3361	) {
3047	no strict 'refs';
3048	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3049	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3050	for @funs;	3364	for @funs;
3051	}	3365	}
3052		3366
…		…
3067		3381
3068	my $qcode = $code;	3382	my $qcode = $code;
3069	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3070	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3071		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3072	local $_;	3389	local $_;
3073	local @safe::cf::_safe_eval_args = values %vars;
3074		3390
3075	my $eval =	3391	my $eval =
3076	"do {\n"	3392	"do {\n"
3077	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3078	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3079	. $code	3395	. $code
3080	. "\n}"	3396	. "\n}"
3081	;	3397	;
3082		3398
		3399	if ($CFG{safe_eval}) {
3083	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3084	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3085	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3086		3408
3087	if ($@) {	3409	if ($@) {
3088	warn "$@";	3410	warn "$@",
3089	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3090	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3091	}	3413	}
3092		3414
3093	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3094	}	3416	}
3095		3417
…		…
3109	=cut	3431	=cut
3110		3432
3111	sub register_script_function {	3433	sub register_script_function {
3112	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3113		3435
3114	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3115	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3116	}	3438	}
3117		3439
3118	=back	3440	=back
3119		3441
3120	=cut	3442	=cut
…		…
3129	# for this (global event?)	3451	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3131		3453
3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3133		3455
3134	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3135		3457
3136	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3137	0 < aio_load $path, $facedata
3138	or die "$path: $!";
3139
3140	$facedata = Coro::Storable::thaw $facedata;
3141		3459
3142	$facedata->{version} == 2	3460	$facedata->{version} == 2
3143	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3144		3462
3145	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3146	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3147	type => FT_RSRC,	3466	type => FT_RSRC,
3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3149	};	3469	};
3150	cf::cede_to_tick;	3470	cf::cede_to_tick;
3151		3471
3152	{	3472	{
3153	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3155	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157		3477
3158	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3159	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3162		3483
3163	cf::cede_to_tick;	3484	cf::cede_to_tick;
3164	}	3485	}
3165		3486
3166	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3171		3492
3172	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3173	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3175	} else {	3496	} else {
3176	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3177	}	3498	}
3178		3499
3179	cf::cede_to_tick;	3500	cf::cede_to_tick;
3180	}	3501	}
3181	}	3502	}
…		…
3190		3511
3191	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3192	}	3513	}
3193		3514
3194	{	3515	{
3195	# TODO: for gcfclient pleasure, we should give resources
3196	# that gcfclient doesn't grok a >10000 face index.
3197	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3198		3517
3199	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3200	if (defined $info->{type}) {	3519	if (defined $info->{type}) {
3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3202	my $data;
3203		3521
3204	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3205	# prepend meta info
3206
3207	my $meta = $enc->encode ({
3208	name => $name,
3209	%{ $info->{meta} || {} },
3210	});
3211
3212	$data = pack "(w/a*)*", $meta, $info->{data};
3213	} else {
3214	$data = $info->{data};
3215	}
3216
3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218	cf::face::set_type $idx, $info->{type};	3523	cf::face::set_type $idx, $info->{type};
3219	} else {	3524	} else {
3220	$RESOURCE{$name} = $info;	3525	$RESOURCE{$name} = $info; # unused
3221	}	3526	}
3222		3527
3223	cf::cede_to_tick;	3528	cf::cede_to_tick;
3224	}	3529	}
3225	}	3530	}
3226		3531
3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3228		3533
3229	1	3534	1
3230	}	3535	}
3231
3232	cf::global->attach (on_resource_update => sub {
3233	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3234	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3235
3236	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3237	my $sound = $soundconf->{compat}[$_]
3238	or next;
3239
3240	my $face = cf::face::find "sound/$sound->[1]";
3241	cf::sound::set $sound->[0] => $face;
3242	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3243	}
3244
3245	while (my ($k, $v) = each %{$soundconf->{event}}) {
3246	my $face = cf::face::find "sound/$v";
3247	cf::sound::set $k => $face;
3248	}
3249	}
3250	});
3251		3536
3252	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
3253	my ($ns, $want) = @_;	3538	my ($ns, $want) = @_;
3254		3539
3255	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
3256	$ns->fx_want ($k, $v);	3541	$ns->fx_want ($k, $v);
3257	}	3542	}
3258	};	3543	};
		3544
		3545	sub load_resource_file($) {
		3546	my $guard = lock_acquire "load_resource_file";
		3547
		3548	my $status = load_resource_file_ $_[0];
		3549	get_slot 0.1, 100;
		3550	cf::arch::commit_load;
		3551
		3552	$status
		3553	}
3259		3554
3260	sub reload_regions {	3555	sub reload_regions {
3261	# HACK to clear player env face cache, we need some signal framework	3556	# HACK to clear player env face cache, we need some signal framework
3262	# for this (global event?)	3557	# for this (global event?)
3263	%ext::player_env::MUSIC_FACE_CACHE = ();	3558	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3277	}	3572	}
3278		3573
3279	sub reload_archetypes {	3574	sub reload_archetypes {
3280	load_resource_file "$DATADIR/archetypes"	3575	load_resource_file "$DATADIR/archetypes"
3281	or die "unable to load archetypes\n";	3576	or die "unable to load archetypes\n";
3282	#d# NEED to laod twice to resolve forward references
3283	# this really needs to be done in an extra post-pass
3284	# (which needs to be synchronous, so solve it differently)
3285	load_resource_file "$DATADIR/archetypes"
3286	or die "unable to load archetypes\n";
3287	}	3577	}
3288		3578
3289	sub reload_treasures {	3579	sub reload_treasures {
3290	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3291	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3292	}	3582	}
3293		3583
		3584	sub reload_sound {
		3585	trace "loading sound config from $DATADIR/sound\n";
		3586
		3587	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3588
		3589	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3590	my $sound = $soundconf->{compat}[$_]
		3591	or next;
		3592
		3593	my $face = cf::face::find "sound/$sound->[1]";
		3594	cf::sound::set $sound->[0] => $face;
		3595	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3596	}
		3597
		3598	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3599	my $face = cf::face::find "sound/$v";
		3600	cf::sound::set $k => $face;
		3601	}
		3602	}
		3603
3294	sub reload_resources {	3604	sub reload_resources {
3295	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3296		3606
		3607	reload_exp_table;
		3608	reload_materials;
		3609	reload_facedata;
		3610	reload_sound;
		3611	reload_archetypes;
3297	reload_regions;	3612	reload_regions;
3298	reload_facedata;
3299	#reload_archetypes;#d#
3300	reload_archetypes;
3301	reload_treasures;	3613	reload_treasures;
3302		3614
3303	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3304	}
3305
3306	sub init {
3307	reload_resources;
3308	}	3616	}
3309		3617
3310	sub reload_config {	3618	sub reload_config {
3311	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3312	or return;
3313		3620
3314	local $/;	3621	my $config = load_file "$CONFDIR/config";
3315	*CFG = YAML::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3316		3624
3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3318		3626
3319	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3627	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3320	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3628	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3321		3629
3322	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3326	};	3634	};
3327	warn $@ if $@;	3635	warn $@ if $@;
3328	}	3636	}
3329	}	3637	}
3330		3638
		3639	sub pidfile() {
		3640	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3641	or die "$PIDFILE: $!";
		3642	flock $fh, &Fcntl::LOCK_EX
		3643	or die "$PIDFILE: flock: $!";
		3644	$fh
		3645	}
		3646
		3647	# make sure only one server instance is running at any one time
		3648	sub atomic {
		3649	my $fh = pidfile;
		3650
		3651	my $pid = <$fh>;
		3652	kill 9, $pid if $pid > 0;
		3653
		3654	seek $fh, 0, 0;
		3655	print $fh $$;
		3656	}
		3657
		3658	sub main_loop {
		3659	trace "EV::loop starting\n";
		3660	if (1) {
		3661	EV::loop;
		3662	}
		3663	trace "EV::loop returned\n";
		3664	goto &main_loop unless $REALLY_UNLOOP;
		3665	}
		3666
3331	sub main {	3667	sub main {
		3668	cf::init_globals; # initialise logging
		3669
		3670	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3671	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3672	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3673	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3674
		3675	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3676
3332	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3333	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3334	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3679	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3335	(async {	3680	(async {
3336	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3337	EV::loop EV::LOOP_ONESHOT;	3682	EV::loop EV::LOOP_ONESHOT;
3338	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3339	};	3684	};
3340		3685
		3686	evthread_start IO::AIO::poll_fileno;
		3687
		3688	cf::sync_job {
		3689	cf::incloader::init ();
		3690
		3691	cf::init_anim;
		3692	cf::init_attackmess;
		3693	cf::init_dynamic;
		3694
		3695	cf::load_settings;
		3696
		3697	reload_resources;
3341	reload_config;	3698	reload_config;
3342	db_init;	3699	db_init;
		3700
		3701	cf::init_uuid;
		3702	cf::init_signals;
		3703	cf::init_skills;
		3704
		3705	cf::init_beforeplay;
		3706
		3707	atomic;
		3708
3343	load_extensions;	3709	load_extensions;
3344		3710
3345	$TICK_WATCHER->start;	3711	utime time, time, $RUNTIMEFILE;
3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3712
3347	EV::loop;	3713	# no (long-running) fork's whatsoever before this point(!)
		3714	use POSIX ();
		3715	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3716
		3717	cf::_post_init 0;
		3718	};
		3719
		3720	cf::object::thawer::errors_are_fatal 0;
		3721	info "parse errors in files are no longer fatal from this point on.\n";
		3722
		3723	AE::postpone {
		3724	undef &main; # free gobs of memory :)
		3725	};
		3726
		3727	goto &main_loop;
3348	}	3728	}
3349		3729
3350	#############################################################################	3730	#############################################################################
3351	# initialisation and cleanup	3731	# initialisation and cleanup
3352		3732
3353	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3354	BEGIN {	3734	BEGIN {
3355	our %SIGWATCHER = ();	3735	our %SIGWATCHER = ();
3356	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3358	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3359	};	3739	};
3360	}	3740	}
3361	}	3741	}
3362		3742
3363	sub write_runtime {	3743	sub write_runtime_sync {
3364	my $runtime = "$LOCALDIR/runtime";	3744	my $t0 = AE::time;
3365		3745
3366	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3367	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3368		3748
3369	IO::AIO::aio_utime $runtime, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3370		3750
3371	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3372		3752
3373	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3374	or return;	3754	or return;
3375		3755
3376	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3377	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3378	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3388	aio_utime $fh, undef, undef;	3768	aio_utime $fh, undef, undef;
3389		3769
3390	close $fh	3770	close $fh
3391	or return;	3771	or return;
3392		3772
3393	aio_rename "$runtime~", $runtime	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3394	and return;	3774	and return;
3395		3775
3396	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3397		3777
3398	1	3778	1
		3779	}
		3780
		3781	our $uuid_lock;
		3782	our $uuid_skip;
		3783
		3784	sub write_uuid_sync($) {
		3785	$uuid_skip ||= $_[0];
		3786
		3787	return if $uuid_lock;
		3788	local $uuid_lock = 1;
		3789
		3790	my $uuid = "$LOCALDIR/uuid";
		3791
		3792	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3793	or return;
		3794
		3795	my $value = uuid_seq uuid_cur;
		3796
		3797	unless ($value) {
		3798	info "cowardly refusing to write zero uuid value!\n";
		3799	return;
		3800	}
		3801
		3802	my $value = uuid_str $value + $uuid_skip;
		3803	$uuid_skip = 0;
		3804
		3805	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3806	and return;
		3807
		3808	# always fsync - this file is important
		3809	aio_fsync $fh
		3810	and return;
		3811
		3812	close $fh
		3813	or return;
		3814
		3815	aio_rename "$uuid~", $uuid
		3816	and return;
		3817
		3818	trace "uuid file written ($value).\n";
		3819
		3820	1
		3821
		3822	}
		3823
		3824	sub write_uuid($$) {
		3825	my ($skip, $sync) = @_;
		3826
		3827	$sync ? write_uuid_sync $skip
		3828	: async { write_uuid_sync $skip };
3399	}	3829	}
3400		3830
3401	sub emergency_save() {	3831	sub emergency_save() {
3402	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3403		3833
3404	warn "enter emergency perl save\n";	3834	info "emergency_perl_save: enter\n";
		3835
		3836	# this is a trade-off: we want to be very quick here, so
		3837	# save all maps without fsync, and later call a global sync
		3838	# (which in turn might be very very slow)
		3839	local $USE_FSYNC = 0;
3405		3840
3406	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3407	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3408	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3409	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3410	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3411	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3412	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3413	$pl->valid or next;	3850	$pl->valid or next;
3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3415	$pl->save;	3852	$pl->save;
3416	}	3853	}
3417	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3418		3855
3419	warn "begin emergency map save\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin map save\n";
3420	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3421	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3422	$map->valid or next;	3861	$map->valid or next;
3423	$map->save;	3862	$map->save;
3424	}	3863	}
3425	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3426		3865
3427	warn "begin emergency database checkpoint\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin database checkpoint\n";
3428	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3429	warn "end emergency database checkpoint\n";	3870	info "emergency_perl_save: end database checkpoint\n";
		3871
		3872	info "emergency_perl_save: begin write uuid\n";
		3873	write_uuid_sync 1;
		3874	info "emergency_perl_save: end write uuid\n";
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: syncing database to disk";
		3879	BDB::db_env_txn_checkpoint $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3430	};	3894	};
3431		3895
3432	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3433	}	3897	}
3434		3898
3435	sub post_cleanup {	3899	sub post_cleanup {
3436	my ($make_core) = @_;	3900	my ($make_core) = @_;
3437		3901
		3902	IO::AIO::flush;
		3903
3438	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3439	if $make_core;	3905	if $make_core;
		3906
		3907	my $fh = pidfile;
		3908	unlink $PIDFILE if <$fh> == $$;
		3909	}
		3910
		3911	# a safer delete_package, copied from Symbol
		3912	sub clear_package($) {
		3913	my $pkg = shift;
		3914
		3915	# expand to full symbol table name if needed
		3916	unless ($pkg =~ /^main::.*::$/) {
		3917	$pkg = "main$pkg" if $pkg =~ /^::/;
		3918	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3919	$pkg .= '::' unless $pkg =~ /::$/;
		3920	}
		3921
		3922	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3923	my $stem_symtab = *{$stem}{HASH};
		3924
		3925	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3926	or return;
		3927
		3928	# clear all symbols
		3929	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3930	for my $name (keys %$leaf_symtab) {
		3931	_gv_clear *{"$pkg$name"};
		3932	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3933	}
3440	}	3934	}
3441		3935
3442	sub do_reload_perl() {	3936	sub do_reload_perl() {
3443	# can/must only be called in main	3937	# can/must only be called in main
3444	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3445	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3446	return;	3940	return;
3447	}	3941	}
3448		3942
3449	warn "reloading...";	3943	return if $RELOAD++;
3450		3944
3451	warn "entering sync_job";	3945	my $t1 = AE::time;
3452		3946
		3947	while ($RELOAD) {
		3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
		3950
		3951	trace "perl_reload: entering sync_job";
		3952
3453	cf::sync_job {	3953	cf::sync_job {
3454	cf::write_runtime; # external watchdog should not bark
3455	cf::emergency_save;	3954	#cf::emergency_save;
3456	cf::write_runtime; # external watchdog should not bark
3457		3955
3458	warn "syncing database to disk";
3459	BDB::db_env_txn_checkpoint $DB_ENV;
3460
3461	# if anything goes wrong in here, we should simply crash as we already saved
3462
3463	warn "flushing outstanding aio requests";
3464	for (;;) {
3465	BDB::flush;
3466	IO::AIO::flush;
3467	Coro::cede_notself;
3468	last unless IO::AIO::nreqs || BDB::nreqs;
3469	warn "iterate...";
3470	}
3471
3472	++$RELOAD;
3473
3474	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3475	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3476	%EXT_CORO = ();	3958	%EXT_CORO = ();
3477		3959
3478	warn "removing commands";	3960	trace "perl_reload: removing commands";
3479	%COMMAND = ();	3961	%COMMAND = ();
3480		3962
3481	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3482	%EXTCMD = ();	3964	%EXTCMD = ();
3483	%EXTICMD = ();	3965	%EXTICMD = ();
3484		3966
3485	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3486	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3487	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3488		3970
3489	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3490	eval {	3972	eval {
3491	$cb->($pkg);	3973	$cb->($pkg);
3492	1	3974	1
3493	} or warn "$pkg unloaded, but with errors: $@";	3975	} or error "$pkg unloaded, but with errors: $@";
		3976	}
		3977
		3978	trace "... clearing $pkg";
		3979	clear_package $pkg;
3494	}	3980	}
3495		3981
3496	warn "... nuking $pkg";
3497	Symbol::delete_package $pkg;
3498	}
3499
3500	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3501	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3502	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3503		3985
3504	warn "... unloading $k";	3986	trace "... unloading $k";
3505	delete $INC{$k};	3987	delete $INC{$k};
3506		3988
3507	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3508	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3509		3991
3510	if (my $cb = $k->can ("unload_module")) {	3992	if (my $cb = $k->can ("unload_module")) {
3511	$cb->();	3993	$cb->();
		3994	}
		3995
		3996	clear_package $k;
3512	}	3997	}
3513		3998
3514	Symbol::delete_package $k;
3515	}
3516
3517	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3518	Symbol::delete_package "safe::$_"	4000	clear_package "safe::$_"
3519	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4001	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3520		4002
3521	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3522	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3523	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3524		4006
3525	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3526	# and global variables created in xs	4008	# and global variables created in xs
3527	#Symbol::delete_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3528		4010
3529	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3530		4012
3531	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3532	require cf;	4014	require cf;
3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3534		4016
3535	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3536	cf::reload_config;	4018	cf::reload_config;
3537		4019
3538	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3539	cf::load_extensions;	4021	cf::load_extensions;
3540		4022
		4023	if ($REATTACH_ON_RELOAD) {
3541	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3542	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3543	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3544	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3545	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3546	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3547		4031
3548	warn "leaving sync_job";	4032	cf::_post_init 1;
3549		4033
		4034	trace "perl_reload: leaving sync_job";
		4035
3550	1	4036	1
3551	} or do {	4037	} or do {
3552	warn $@;	4038	error $@;
3553	warn "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3554	exit 1;	4040	};
		4041
		4042	--$RELOAD;
3555	};	4043	}
3556		4044
3557	warn "reloaded";	4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3558	};	4047	};
3559		4048
3560	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3561		4050
3562	sub reload_perl() {	4051	sub reload_perl() {
3563	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3564	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3565		4054
		4055	$RELOAD_WATCHER ||= cf::async {
		4056	Coro::AIO::aio_wait cache_extensions;
		4057
3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4059	do_reload_perl;
3567	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
3568	do_reload_perl;	4061	};
3569	};	4062	};
3570	}	4063	}
3571		4064
3572	register_command "reload" => sub {	4065	register_command "reload" => sub {
3573	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
…		…
3579	reload_perl;	4072	reload_perl;
3580	};	4073	};
3581	}	4074	}
3582	};	4075	};
3583		4076
3584	unshift @INC, $LIBDIR;	4077	#############################################################################
3585		4078
3586	my $bug_warning = 0;	4079	my $bug_warning = 0;
3587		4080
3588	our @WAIT_FOR_TICK;
3589	our @WAIT_FOR_TICK_BEGIN;
3590
3591	sub wait_for_tick {	4081	sub wait_for_tick() {
3592	return unless $TICK_WATCHER->is_active;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3593	return if $Coro::current == $Coro::main;
3594		4083
3595	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3596	push @WAIT_FOR_TICK, $signal;
3597	$signal->wait;
3598	}	4085	}
3599		4086
3600	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3601	return unless $TICK_WATCHER->is_active;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3602	return if $Coro::current == $Coro::main;
3603		4089
3604	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3605	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3606	$signal->wait;	4092	$signal->wait;
3607	}	4093	}
3608		4094
3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4095	sub tick {
3610	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3612	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3613	return;	4099	return;
3614	}	4100	}
3615		4101
3616	$NOW = $tick_start = EV::now;	4102	cf::one_tick; # one server iteration
3617		4103
3618	cf::server_tick; # one server iteration	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3619
3620	$RUNTIME += $TICK;
3621	$NEXT_TICK = $_[0]->at;
3622		4105
3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3625	Coro::async_pool {	4108	Coro::async_pool {
3626	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3627	write_runtime	4110	write_runtime_sync
3628	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3629	};	4112	};
3630	}	4113	}
3631		4114
3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3633	$sig->send;	4116	$sig->send;
3634	}	4117	}
3635	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3636	$sig->send;
3637	}
3638		4119
3639	$LOAD = ($NOW - $tick_start) / $TICK;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3641		4122
3642	_post_tick;	4123	if (0) {
3643	};	4124	if ($NEXT_TICK) {
3644	$TICK_WATCHER->priority (EV::MAXPRI);	4125	my $jitter = $TICK_START - $NEXT_TICK;
		4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4127	debug "jitter $JITTER\n";#d#
		4128	}
		4129	}
		4130	}
3645		4131
3646	{	4132	{
3647	# configure BDB	4133	# configure BDB
3648		4134
3649	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3650	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3651	$Coro::BDB::WATCHER->priority (1);	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3652		4138
3653	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4143	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4146
3660	cf::sync_job {	4147	cf::sync_job {
3661	eval {	4148	eval {
…		…
3687	{	4174	{
3688	# configure IO::AIO	4175	# configure IO::AIO
3689		4176
3690	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3692	$Coro::AIO::WATCHER->priority (1);	4179	undef $AnyEvent::AIO::WATCHER;
3693	}	4180	}
3694		4181
3695	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3696		4184
3697	sub _log_backtrace {	4185	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3699		4187
3700	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3701		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3705	async {	4198	async {
3706	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3707		4200
3708	my @bt = fork_call {	4201	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4213	}
3721		4214
3722	@funcs	4215	@funcs
3723	};	4216	};
3724		4217
3725	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4221	--$_log_backtrace;
3728	};	4222	};
3729	} else {	4223	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4226	}
3733	}	4227	}
3734		4228
3735	# load additional modules	4229	# load additional modules
3736	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3737		4232
3738	END { cf::emergency_save }	4233	END { cf::emergency_save }
3739		4234
3740	1	4235	1
3741		4236

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