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Revision 1.416 by root, Fri Apr 11 13:59:06 2008 UTC vs.
Revision 1.571 by root, Wed May 4 19:04:45 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		75
65	$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" };
66		78
67	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;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
86	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
92	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;
93		120
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	123	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		125
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	129	our $DB_ENV;
105		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
106	our %CFG;	133	our %CFG;
107		134
108	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
110	our $NOW;	138	our $NOW;
111		139
112	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	149	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
123		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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
		159
124	binmode STDOUT;	160	binmode STDOUT;
125	binmode STDERR;	161	binmode STDERR;
126		162
127	# read virtual server time, if available	163	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
132	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
133		171
134	mkdir $_	172	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		174
137	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
138		176
139	sub cf::map::normalise;	177	sub cf::map::normalise;
140		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
141	#############################################################################	183	#############################################################################
142		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
143	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
144		197
145	=over 4	198	=over 4
146		199
147	=item $cf::UPTIME	200	=item $cf::UPTIME
148		201
149	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.
150		218
151	=item $cf::RUNTIME	219	=item $cf::RUNTIME
152		220
153	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
154	every server tick.	222	every server tick.
…		…
160	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
163	database environment.	231	database environment.
164		232
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	233	=item $cf::LOADAVG
174		234
175	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	246	from wherever your confdir points to.
187		247
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		249
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
194	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
195		272
196	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
197	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
198	that call.	275	that call.
199		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
200	=back	283	=back
201		284
202	=cut	285	=cut
203		286
204	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
205	*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 {
206	my $msg = join "", @_;	294	my $msg = join "", @_;
207		295
208	$msg .= "\n"	296	$msg .= "\n"
209	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
210		298
211	$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;
212		300
213	LOG llevError, $msg;	301	LOG llevWarn, $msg;
214	};	302	};
215	}
216		303
217	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
219		306
220	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	311	return;#d#
223	}#d#	312	}#d#
224		313
225	# kill coroutine otherwise	314	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	315	Coro::terminate
228	};	316	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		317
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	328	for my $pkg (qw(
243	cf::global cf::attachable	329	cf::global cf::attachable
244	cf::object cf::object::player	330	cf::object cf::object::player
245	cf::client cf::player	331	cf::client cf::player
246	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
247	cf::map cf::party cf::region	334	cf::party cf::region
248	)) {	335	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	337	}
252		338
253	$EV::DIED = sub {	339	$EV::DIED = sub {
254	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
255	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
256		347
257	#############################################################################	348	#############################################################################
258		349
259	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
260		351
…		…
281	$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;
282	$d	373	$d
283	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
284	}	375	}
285		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
286	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
287		392
288	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
289		394
290	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
296	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
297		402
298	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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
301	=item cf::lock_wait $string	468	=item cf::lock_wait $string
302		469
303	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
304		471
305	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
306		473
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
310	returned.	477	returned.
311		478
312	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
313	deadlocked coro.	480	deadlocked coro.
…		…
319		486
320	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.
321		488
322	=cut	489	=cut
323		490
324	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		492
327	sub lock_wait($) {	493	sub lock_wait($) {
328	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	495	}
341		496
342	sub lock_acquire($) {	497	sub lock_acquire($) {
343	my ($key) = @_;	498	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	499	}
357		500
358	sub lock_active($) {	501	sub lock_active($) {
359	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	503	}
363		504
364	sub freeze_mainloop {	505	sub freeze_mainloop {
365	tick_inhibit_inc;	506	tick_inhibit_inc;
366		507
367	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
368	}	509	}
369		510
370	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
371		512
372	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
373	get spread over timer.	514	get spread over time.
374		515
375	=cut	516	=cut
376		517
377	sub periodic($$) {	518	sub periodic($$) {
378	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
383	}	524	}
384		525
385	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
386		527
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	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
389	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.
390		535
391	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
392	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
393		538
394	Useful for short background jobs.	539	Useful for short background jobs.
395		540
396	=cut	541	=cut
397		542
398	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
400		546
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
404		550
405	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
406		553
407	while () {	554	while () {
408	next_job:	555	next_job:
		556
409	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	558
411	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	563	$job->[2]->send;
415	Coro::cede;	564	Coro::cede;
416	goto next_job;	565	goto next_job;
417	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	568	}
419	}	569	}
420		570
421	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
422	# 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
423	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	574	} else {
		575	$busy = 0;
426	Coro::schedule;	576	Coro::schedule;
427	}	577	}
428	}	578	}
429	};	579	};
430		580
431	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
432	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
433		585
434	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
435	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
436		589
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
465	=cut	618	=cut
466		619
467	sub sync_job(&) {	620	sub sync_job(&) {
468	my ($job) = @_;	621	my ($job) = @_;
469		622
470	if ($Coro::current == $Coro::main) {	623	if (in_main) {
471	my $time = EV::time;	624	my $time = AE::time;
472		625
473	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
475		628
476	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
477		630
478	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
479		632
480	my $busy = 1;	633	my $busy = 1;
481	my @res;	634	my @res;
482		635
483	(async {	636	(async {
484	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	638	@res = eval { $job->() };
486	warn $@ if $@;	639	error $@ if $@;
487	undef $busy;	640	undef $busy;
488	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
489		642
490	while ($busy) {	643	while ($busy) {
491	if (Coro::nready) {	644	if (Coro::nready) {
…		…
493	} else {	646	} else {
494	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
495	}	648	}
496	}	649	}
497		650
498	my $time = EV::time - $time;	651	my $time = AE::time - $time;
499		652
500	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
501		654
502	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
503	} else {	656	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
526		679
527	$coro	680	$coro
528	}	681	}
529		682
530	=item fork_call { }, $args	683	=item fork_call { }, @args
531		684
532	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
533	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
534	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
535	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
536		689
537	=cut	690	=cut
538		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
539	sub fork_call(&@) {	696	sub fork_call(&@) {
540	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
541		698
542	# 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,
543	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
545		702
546	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
547	reset_signals;	704	cf::post_fork;
548	&$cb	705	&$cb
549	}, @args;	706	} @args;
550		707
551	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	)
552	}	720	}
553		721
554	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
555		723
556	=cut	724	=cut
…		…
593	within each server.	761	within each server.
594		762
595	=cut	763	=cut
596		764
597	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
598	my ($name) = @_;	769	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
600		771
601	eval {	772	eval {
602	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
612	}	783	}
613		784
614	our $DB;	785	our $DB;
615		786
616	sub db_init {	787	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	788	$DB ||= db_table "db";
619	};
620	}	789	}
621		790
622	sub db_get($$) {	791	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
624		793
625	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
626	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
627		798
628	$! ? ()	799	$! ? ()
629	: $data	800	: $data
630	}
631	}	801	}
632		802
633	sub db_put($$$) {	803	sub db_put($$$) {
634	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		833
664	my @data;	834	my @data;
665	my $md5;	835	my $md5;
666		836
667	for (0 .. $#$src) {	837	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	839	}
671		840
672	# if processing is expensive, check	841	# if processing is expensive, check
673	# checksum first	842	# checksum first
674	if (1) {	843	if (1) {
…		…
691		860
692	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	862	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
695		864
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		866
698	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
701		870
…		…
711		880
712	=cut	881	=cut
713		882
714	sub datalog($@) {	883	sub datalog($@) {
715	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	886	}
718		887
719	=back	888	=back
720		889
721	=cut	890	=cut
722		891
723	#############################################################################	892	#############################################################################
724		893
725	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
726		895
727	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
728	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")
729	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
730		899
731	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>
732	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
…		…
782	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
783		952
784	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
785	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
786		955
787	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
788	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.
789		958
790	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
791		960
792	=over 4	961	=over 4
…		…
916		1085
917	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1088
920	} elsif (ref $type) {	1089	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
922		1091
923	} else {	1092	} else {
924	shift @arg;	1093	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
926	}	1095	}
927	}	1096	}
928	}	1097	}
929		1098
930	sub _object_attach {	1099	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
941	}	1110	}
942		1111
943	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
944	} else {	1113	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1115	}
947		1116
948	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
949	}	1118	}
950		1119
…		…
1009		1178
1010	for (@$callbacks) {	1179	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1012		1181
1013	if ($@) {	1182	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1184	override;
1017	}	1185	}
1018		1186
1019	return 1 if $override;	1187	return 1 if $override;
1020	}	1188	}
…		…
1083		1251
1084	sub reattach {	1252	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1254	my ($obj) = @_;
1087		1255
		1256	# no longer needed after getting rid of delete_package?
1088	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
1089		1258
1090	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1091		1260
1092	@$registry = ();	1261	@$registry = ();
1093		1262
…		…
1098	for (@$attach) {	1267	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1101	}	1270	}
1102	} else {	1271	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1273	}
1105	}	1274	}
1106	}	1275	}
1107		1276
1108	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1136		1305
1137	sync_job {	1306	sync_job {
1138	if (length $$rdata) {	1307	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1142		1312
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	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	}
1147	close $fh;	1320	aio_close $fh;
1148		1321
1149	if (@$objs) {	1322	if (@$objs) {
1150	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) {
1151	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1154	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	}
1155	close $fh;	1331	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1333	}
1158	} else {	1334	} else {
1159	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1160	}	1336	}
1161		1337
1162	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1342	} else {
1164	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1165	}	1344	}
1166	} else {	1345	} else {
1167	aio_unlink $filename;	1346	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1169	}	1348	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1373	$av = $st->{objs};
1195	}	1374	}
1196		1375
1197	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1200		1380
1201	($data, $av)	1381	($data, $av)
1202	}	1382	}
1203		1383
1204	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1261		1441
1262	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1263	}	1443	}
1264		1444
		1445	use File::Glob ();
		1446
1265	cf::player->attach (	1447	cf::player->attach (
1266	on_command => sub {	1448	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1268		1450
1269	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1270	or return;	1452	or return;
1271		1453
…		…
1294		1476
1295	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1478	if $reply;
1297		1479
1298	} else {	1480	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1482	}
1301		1483
1302	cf::override;	1484	cf::override;
1303	},	1485	},
1304	);	1486	);
1305		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1306	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1307	cf::sync_job {	1504	cf::sync_job {
1308	my %todo;	1505	my %todo;
1309		1506
1310	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1508	next unless -r $path;
…		…
1329		1526
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1529
1333	$ext{source} =	1530	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1336	. $source	1533	. $source
1337	. "\n};\n1";	1534	. "\n};\n1";
1338		1535
1339	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1340	}	1537	}
1341		1538
		1539	my $pass = 0;
1342	my %done;	1540	my %done;
1343	while (%todo) {	1541	while (%todo) {
1344	my $progress;	1542	my $progress;
1345		1543
		1544	++$pass;
		1545
		1546	ext:
1346	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1549	next ext
1349	unless exists $done{$_};	1550	unless exists $done{$_};
1350	}	1551	}
1351		1552
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1554
1354	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1559
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1561	if exists $v->{meta}{mandatory};
1362		1562
1363	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1364	}	1572	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1573	}
1370		1574
1371	skip:	1575	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1374	}	1585	}
1375	};	1586	};
1376	}	1587	}
1377		1588
1378	#############################################################################	1589	#############################################################################
1379		1590
1380	=back	1591	=back
1381		1592
1382	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1383		1594
1384	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1385		1596
1386	=cut	1597	=cut
1387		1598
1388	package cf::player;	1599	package cf::player;
1389		1600
…		…
1432		1643
1433	sub exists($) {	1644	sub exists($) {
1434	my ($login) = @_;	1645	my ($login) = @_;
1435		1646
1436	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1438	}	1649	}
1439		1650
1440	sub find($) {	1651	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1653	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1666	or return;
1456		1667
1457	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1458	or return;	1669	or return;
		1670
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1462	}	1674	}
1463	}	1675	}
1464	}	1676	}
1465		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1466	sub save($) {	1691	sub save($) {
1467	my ($pl) = @_;	1692	my ($pl) = @_;
1468		1693
1469	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1470		1695
…		…
1473		1698
1474	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1475		1700
1476	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1708
1479	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1710	cf::cede_to_tick;
1481	}	1711	}
1482		1712
…		…
1514	my ($pl) = @_;	1744	my ($pl) = @_;
1515		1745
1516	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1517		1747
1518	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1750
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1524	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1525		1759
1526	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1566		1800
1567	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1568	my $path = path $login;	1802	my $path = path $login;
1569		1803
1570	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1810	}
1576		1811
…		…
1580		1815
1581	\@logins	1816	\@logins
1582	}	1817	}
1583		1818
1584	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1585		1822
1586	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1587	player. May block.	1824	player. May block.
1588		1825
1589	=cut	1826	=cut
…		…
1607	}	1844	}
1608		1845
1609	\@paths	1846	\@paths
1610	}	1847	}
1611		1848
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1850
1614	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1852
1705	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1706		1854
1707	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1708		1856
…		…
1740		1888
1741	=cut	1889	=cut
1742		1890
1743	sub find_by_path($) {	1891	sub find_by_path($) {
1744	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1745		1895
1746	my ($match, $specificity);	1896	my ($match, $specificity);
1747		1897
1748	for my $region (list) {	1898	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1775	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1776	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1777		1927
1778	sub generate_random_map {	1928	sub generate_random_map {
1779	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1780	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1781	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1782	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1783	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1784	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1785	$rmp->{exit_on_final_map},
1786	$rmp->{xsize}, $rmp->{ysize},
1787	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1788	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1789	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1790	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1791	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1792	(cf::region::find $rmp->{region}), $rmp->{custom}
1793	)
1794	}	1934	}
1795		1935
1796	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1797		1937
1798	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1803		1943
1804	sub register {	1944	sub register {
1805	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1806	my $pkg = caller;	1946	my $pkg = caller;
1807		1947
1808	no strict;
1809	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1810		1949
1811	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1812	}	1951	}
1813		1952
1814	# also paths starting with '/'	1953	# also paths starting with '/'
1815	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1816		1955
1817	sub thawer_merge {	1956	sub thawer_merge {
1818	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1819		1958
1820	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1825	}	1964	}
1826		1965
1827	sub normalise {	1966	sub normalise {
1828	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1829		1968
1830	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1831		1970
1832	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1833		1972
1834	# map plan:	1973	# map plan:
1835	#	1974	#
…		…
1850	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1851	$path = "$base/$path";	1990	$path = "$base/$path";
1852	}	1991	}
1853		1992
1854	for ($path) {	1993	for ($path) {
1855	redo if s{//}{/};
1856	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1857	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1858	}	1996	}
1859		1997
1860	$path	1998	$path
…		…
1874	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1875	return $self;	2013	return $self;
1876	}	2014	}
1877	}	2015	}
1878		2016
1879	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1880	()	2018	()
1881	}	2019	}
1882		2020
		2021	# may re-bless or do other evil things
1883	sub init {	2022	sub init {
1884	my ($self) = @_;	2023	my ($self) = @_;
1885		2024
1886	$self	2025	$self
1887	}	2026	}
…		…
1906		2045
1907	# the temporary/swap location	2046	# the temporary/swap location
1908	sub save_path {	2047	sub save_path {
1909	my ($self) = @_;	2048	my ($self) = @_;
1910		2049
1911	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1912	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1913	}	2052	}
1914		2053
1915	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1916	sub uniq_path {	2055	sub uniq_path {
1917	my ($self) = @_;	2056	my ($self) = @_;
1918		2057
1919	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1920	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1921	}
1922
1923	# and all this just because we cannot iterate over
1924	# all maps in C++...
1925	sub change_all_map_light {
1926	my ($change) = @_;
1927
1928	$_->change_map_light ($change)
1929	for grep $_->outdoor, values %cf::MAP;
1930	}	2060	}
1931		2061
1932	sub decay_objects {	2062	sub decay_objects {
1933	my ($self) = @_;	2063	my ($self) = @_;
1934		2064
…		…
1961	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1962		2092
1963	1	2093	1
1964	}	2094	}
1965		2095
		2096	# used to laod the header of an original map
1966	sub load_header_orig {	2097	sub load_header_orig {
1967	my ($self) = @_;	2098	my ($self) = @_;
1968		2099
1969	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1970	}	2101	}
1971		2102
		2103	# used to laod the header of an instantiated map
1972	sub load_header_temp {	2104	sub load_header_temp {
1973	my ($self) = @_;	2105	my ($self) = @_;
1974		2106
1975	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1976	}	2108	}
1977		2109
		2110	# called after loading the header from an instantiated map
1978	sub prepare_temp {	2111	sub prepare_temp {
1979	my ($self) = @_;	2112	my ($self) = @_;
1980		2113
1981	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1982	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1983	# safety	2116	# safety
1984	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1985	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1986	}	2119	}
1987		2120
		2121	# called after loading the header from an original map
1988	sub prepare_orig {	2122	sub prepare_orig {
1989	my ($self) = @_;	2123	my ($self) = @_;
1990		2124
1991	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1992	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2016		2150
2017	sub find;	2151	sub find;
2018	sub find {	2152	sub find {
2019	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
2020		2154
		2155	cf::cede_to_tick;
		2156
2021	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
2022		2158
2023	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2024	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
2025		2161
2026	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
2027	my $guard1 = cf::lock_acquire "map_find:$path";
2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2029
2030	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
2031	or return;	2164	or return;
2032		2165
2033	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
2034		2167
…		…
2036	or return;	2169	or return;
2037		2170
2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2039	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
2040	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
2041	undef $guard1;	2175	undef $guard1;
2042	undef $guard2;
2043	$map->reset;	2176	$map->reset;
2044	return find $path;	2177	return find $path;
2045	}	2178	}
2046		2179
2047	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
2048	}	2181	}
2049	}	2182	}
2050		2183
2051	sub pre_load { }	2184	sub pre_load { }
2052	sub post_load { }	2185	#sub post_load { } # XS
2053		2186
2054	sub load {	2187	sub load {
2055	my ($self) = @_;	2188	my ($self) = @_;
2056		2189
2057	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2060		2193
2061	{	2194	{
2062	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
2063		2196
2064	return unless $self->valid;	2197	return unless $self->valid;
2065	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
2066
2067	$self->in_memory (cf::MAP_LOADING);
2068		2199
2069	$self->alloc;	2200	$self->alloc;
2070		2201
2071	$self->pre_load;	2202	$self->pre_load;
2072	cf::cede_to_tick;	2203	cf::cede_to_tick;
2073		2204
		2205	if (exists $self->{load_path}) {
2074	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2075	$f->skip_block;	2207	$f->skip_block;
2076	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2077	or return;	2209	or return;
2078		2210
2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
2080	if delete $self->{load_original};	2212	if delete $self->{load_original};
2081		2213
2082	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2083	utf8::encode $uniq;	2215	utf8::encode $uniq;
2084	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2085	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2086	$self->clear_unique_items;	2218	$self->clear_unique_items;
2087	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2088	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2089	}	2222	}
2090	}	2223	}
2091	}
2092		2224
2093	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2094		2232
2095	cf::cede_to_tick;	2233	cf::cede_to_tick;
2096	# now do the right thing for maps	2234	# now do the right thing for maps
2097	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2098	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2101		2239
2102	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2103	$self->decay_objects;	2241	$self->decay_objects;
2104	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2105	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
2106	cf::cede_to_tick;	2245	cf::cede_to_tick;
2107	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
2108	cf::cede_to_tick;
2109	$self->activate;
2110	}	2247	}
2111		2248
2112	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2113	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
2114
2115	$self->in_memory (cf::MAP_IN_MEMORY);
2116	}	2251	}
2117		2252
2118	$self->post_load;	2253	$self->post_load;
2119	}
2120		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
2121	sub customise_for {	2261	sub customise_for {
2122	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
2123		2263
2124	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
2125	if $self->per_player;	2265	if $self->per_player;
…		…
2141	or next;	2281	or next;
2142	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2143	or next;	2283	or next;
2144	$neigh->load;	2284	$neigh->load;
2145		2285
		2286	# now find the diagonal neighbours
2146	push @neigh,	2287	push @neigh,
2147	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2148	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2149	}	2290	}
2150		2291
…		…
2157	}	2298	}
2158		2299
2159	sub find_sync {	2300	sub find_sync {
2160	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2161		2302
2162	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
2163	}	2308	}
2164		2309
2165	sub do_load_sync {	2310	sub do_load_sync {
2166	my ($map) = @_;	2311	my ($map) = @_;
2167		2312
		2313	# it's a bug to call this from the main context
2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2169	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2170		2316
2171	cf::sync_job { $map->load };	2317	$map->load;
2172	}	2318	}
2173		2319
2174	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2175	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2176		2322
2177	sub find_async {	2323	sub find_async {
2178	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2179		2325
2180	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2181		2327
2182	if (my $map = $cf::MAP{$path}) {	2328	if (my $map = $cf::MAP{$path}) {
2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2329	return $map if !$load || $map->linkable;
2184	}	2330	}
2185		2331
2186	$MAP_PREFETCH{$path} |= $load;	2332	$MAP_PREFETCH{$path} |= $load;
2187		2333
2188	$MAP_PREFETCHER ||= cf::async {	2334	$MAP_PREFETCHER ||= cf::async {
…		…
2202	$MAP_PREFETCHER->prio (6);	2348	$MAP_PREFETCHER->prio (6);
2203		2349
2204	()	2350	()
2205	}	2351	}
2206		2352
		2353	# common code, used by both ->save and ->swapout
2207	sub save {	2354	sub _save {
2208	my ($self) = @_;	2355	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2356
2212	$self->{last_save} = $cf::RUNTIME;	2357	$self->{last_save} = $cf::RUNTIME;
2213		2358
2214	return unless $self->dirty;	2359	return unless $self->dirty;
2215		2360
…		…
2224		2369
2225	cf::async {	2370	cf::async {
2226	$Coro::current->{desc} = "map player save";	2371	$Coro::current->{desc} = "map player save";
2227	$_->contr->save for $self->players;	2372	$_->contr->save for $self->players;
2228	};	2373	};
		2374
		2375	cf::get_slot 0.02;
2229		2376
2230	if ($uniq) {	2377	if ($uniq) {
2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2378	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2232	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2379	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2233	} else {	2380	} else {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2381	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2235	}	2382	}
2236	}	2383	}
2237		2384
		2385	sub save {
		2386	my ($self) = @_;
		2387
		2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2389
		2390	$self->_save;
		2391	}
		2392
2238	sub swap_out {	2393	sub swap_out {
2239	my ($self) = @_;	2394	my ($self) = @_;
2240		2395
2241	# save first because save cedes
2242	$self->save;
2243
2244	my $lock = cf::lock_acquire "map_data:$self->{path}";	2396	my $lock = cf::lock_acquire "map_data:$self->{path}";
2245		2397
		2398	return if !$self->linkable;
		2399	return if $self->{deny_save};
2246	return if $self->players;	2400	return if $self->players;
2247	return if $self->in_memory != cf::MAP_IN_MEMORY;	2401
		2402	# first deactivate the map and "unlink" it from the core
		2403	$self->deactivate;
		2404	$_->clear_links_to ($self) for values %cf::MAP;
		2405	$self->state (cf::MAP_SWAPPED);
		2406
		2407	# then atomically save
		2408	$self->_save;
		2409
		2410	# then free the map
		2411	$self->clear;
		2412	}
		2413
		2414	sub reset_at {
		2415	my ($self) = @_;
		2416
		2417	# TODO: safety, remove and allow resettable per-player maps
2248	return if $self->{deny_save};	2418	return 1e99 if $self->{deny_reset};
2249		2419
		2420	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2421	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2422
		2423	$time + $to
		2424	}
		2425
		2426	sub should_reset {
		2427	my ($self) = @_;
		2428
		2429	$self->reset_at <= $cf::RUNTIME
		2430	}
		2431
		2432	sub reset {
		2433	my ($self) = @_;
		2434
		2435	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2436
		2437	return if $self->players;
		2438
		2439	cf::trace "resetting map ", $self->path, "\n";
		2440
2250	$self->in_memory (cf::MAP_SWAPPED);	2441	$self->state (cf::MAP_SWAPPED);
		2442
		2443	# need to save uniques path
		2444	unless ($self->{deny_save}) {
		2445	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2446
		2447	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2448	if $uniq;
		2449	}
		2450
		2451	delete $cf::MAP{$self->path};
2251		2452
2252	$self->deactivate;	2453	$self->deactivate;
2253	$_->clear_links_to ($self) for values %cf::MAP;	2454	$_->clear_links_to ($self) for values %cf::MAP;
2254	$self->clear;	2455	$self->clear;
2255	}
2256
2257	sub reset_at {
2258	my ($self) = @_;
2259
2260	# TODO: safety, remove and allow resettable per-player maps
2261	return 1e99 if $self->{deny_reset};
2262
2263	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2264	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2265
2266	$time + $to
2267	}
2268
2269	sub should_reset {
2270	my ($self) = @_;
2271
2272	$self->reset_at <= $cf::RUNTIME
2273	}
2274
2275	sub reset {
2276	my ($self) = @_;
2277
2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
2279
2280	return if $self->players;
2281
2282	warn "resetting map ", $self->path;
2283
2284	$self->in_memory (cf::MAP_SWAPPED);
2285
2286	# need to save uniques path
2287	unless ($self->{deny_save}) {
2288	my $uniq = $self->uniq_path; utf8::encode $uniq;
2289
2290	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2291	if $uniq;
2292	}
2293
2294	delete $cf::MAP{$self->path};
2295
2296	$self->deactivate;
2297	$_->clear_links_to ($self) for values %cf::MAP;
2298	$self->clear;
2299		2456
2300	$self->unlink_save;	2457	$self->unlink_save;
2301	$self->destroy;	2458	$self->destroy;
2302	}	2459	}
2303		2460
…		…
2311		2468
2312	delete $cf::MAP{$self->path};	2469	delete $cf::MAP{$self->path};
2313		2470
2314	$self->unlink_save;	2471	$self->unlink_save;
2315		2472
2316	bless $self, "cf::map";	2473	bless $self, "cf::map::wrap";
2317	delete $self->{deny_reset};	2474	delete $self->{deny_reset};
2318	$self->{deny_save} = 1;	2475	$self->{deny_save} = 1;
2319	$self->reset_timeout (1);	2476	$self->reset_timeout (1);
2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2477	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2321		2478
…		…
2370		2527
2371	sub unique_maps() {	2528	sub unique_maps() {
2372	[	2529	[
2373	map {	2530	map {
2374	utf8::decode $_;	2531	utf8::decode $_;
2375	/\.map$/	2532	s/\.map$//; # TODO future compatibility hack
		2533	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2534	? ()
2376	? normalise $_	2535	: normalise $_
2377	: ()
2378	} @{ aio_readdir $UNIQUEDIR or [] }	2536	} @{ aio_readdir $UNIQUEDIR or [] }
2379	]	2537	]
2380	}	2538	}
2381		2539
		2540	=item cf::map::static_maps
		2541
		2542	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2543	file in the shared directory excluding F</styles> and F</editor>). May
		2544	block.
		2545
		2546	=cut
		2547
		2548	sub static_maps() {
		2549	my @dirs = "";
		2550	my @maps;
		2551
		2552	while (@dirs) {
		2553	my $dir = shift @dirs;
		2554
		2555	next if $dir eq "/styles" || $dir eq "/editor";
		2556
		2557	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2558	or return;
		2559
		2560	for (@$files) {
		2561	s/\.map$// or next;
		2562	utf8::decode $_;
		2563	push @maps, "$dir/$_";
		2564	}
		2565
		2566	push @dirs, map "$dir/$_", @$dirs;
		2567	}
		2568
		2569	\@maps
		2570	}
		2571
2382	=back	2572	=back
2383		2573
2384	=head3 cf::object	2574	=head3 cf::object
2385		2575
2386	=cut	2576	=cut
…		…
2389		2579
2390	=over 4	2580	=over 4
2391		2581
2392	=item $ob->inv_recursive	2582	=item $ob->inv_recursive
2393		2583
2394	Returns the inventory of the object _and_ their inventories, recursively.	2584	Returns the inventory of the object I<and> their inventories, recursively,
		2585	but I<not> the object itself.
2395		2586
2396	=cut	2587	=cut
2397		2588
2398	sub inv_recursive_;	2589	sub inv_recursive_;
2399	sub inv_recursive_ {	2590	sub inv_recursive_ {
…		…
2404	inv_recursive_ inv $_[0]	2595	inv_recursive_ inv $_[0]
2405	}	2596	}
2406		2597
2407	=item $ref = $ob->ref	2598	=item $ref = $ob->ref
2408		2599
2409	creates and returns a persistent reference to an objetc that can be stored as a string.	2600	Creates and returns a persistent reference to an object that can be stored as a string.
2410		2601
2411	=item $ob = cf::object::deref ($refstring)	2602	=item $ob = cf::object::deref ($refstring)
2412		2603
2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2604	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2414	even if the object actually exists. May block.	2605	even if the object actually exists. May block.
…		…
2446	can be C<undef>. Does the right thing when the player is currently in a	2637	can be C<undef>. Does the right thing when the player is currently in a
2447	dialogue with the given NPC character.	2638	dialogue with the given NPC character.
2448		2639
2449	=cut	2640	=cut
2450		2641
		2642	our $SAY_CHANNEL = {
		2643	id => "say",
		2644	title => "Map",
		2645	reply => "say ",
		2646	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2647	};
		2648
		2649	our $CHAT_CHANNEL = {
		2650	id => "chat",
		2651	title => "Chat",
		2652	reply => "chat ",
		2653	tooltip => "Player chat and shouts, global to the server.",
		2654	};
		2655
2451	# rough implementation of a future "reply" method that works	2656	# rough implementation of a future "reply" method that works
2452	# with dialog boxes.	2657	# with dialog boxes.
2453	#TODO: the first argument must go, split into a $npc->reply_to ( method	2658	#TODO: the first argument must go, split into a $npc->reply_to ( method
2454	sub cf::object::player::reply($$$;$) {	2659	sub cf::object::player::reply($$$;$) {
2455	my ($self, $npc, $msg, $flags) = @_;	2660	my ($self, $npc, $msg, $flags) = @_;
…		…
2466	my $dialog = $pl->{npc_dialog};	2671	my $dialog = $pl->{npc_dialog};
2467	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2672	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2468		2673
2469	} else {	2674	} else {
2470	$msg = $npc->name . " says: $msg" if $npc;	2675	$msg = $npc->name . " says: $msg" if $npc;
2471	$self->message ($msg, $flags);	2676	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2472	}	2677	}
2473	}	2678	}
2474	}	2679	}
2475		2680
2476	=item $object->send_msg ($channel, $msg, $color, [extra...])	2681	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2501		2706
2502	=item $player_object->enter_link	2707	=item $player_object->enter_link
2503		2708
2504	Freezes the player and moves him/her to a special map (C<{link}>).	2709	Freezes the player and moves him/her to a special map (C<{link}>).
2505		2710
2506	The player should be reasonably safe there for short amounts of time. You	2711	The player should be reasonably safe there for short amounts of time (e.g.
2507	I<MUST> call C<leave_link> as soon as possible, though.	2712	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2713	though, as the player cannot control the character while it is on the link
		2714	map.
2508		2715
2509	Will never block.	2716	Will never block.
2510		2717
2511	=item $player_object->leave_link ($map, $x, $y)	2718	=item $player_object->leave_link ($map, $x, $y)
2512		2719
…		…
2532	sub cf::object::player::enter_link {	2739	sub cf::object::player::enter_link {
2533	my ($self) = @_;	2740	my ($self) = @_;
2534		2741
2535	$self->deactivate_recursive;	2742	$self->deactivate_recursive;
2536		2743
		2744	++$self->{_link_recursion};
		2745
2537	return if UNIVERSAL::isa $self->map, "ext::map_link";	2746	return if UNIVERSAL::isa $self->map, "ext::map_link";
2538		2747
2539	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2748	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2540	if $self->map && $self->map->{path} ne "{link}";	2749	if $self->map && $self->map->{path} ne "{link}";
2541		2750
2542	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2751	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2543	}	2752	}
2544		2753
2545	sub cf::object::player::leave_link {	2754	sub cf::object::player::leave_link {
2546	my ($self, $map, $x, $y) = @_;	2755	my ($self, $map, $x, $y) = @_;
2547		2756
…		…
2564	($x, $y) = (-1, -1)	2773	($x, $y) = (-1, -1)
2565	unless (defined $x) && (defined $y);	2774	unless (defined $x) && (defined $y);
2566		2775
2567	# use -1 or undef as default coordinates, not 0, 0	2776	# use -1 or undef as default coordinates, not 0, 0
2568	($x, $y) = ($map->enter_x, $map->enter_y)	2777	($x, $y) = ($map->enter_x, $map->enter_y)
2569	if $x <=0 && $y <= 0;	2778	if $x <= 0 && $y <= 0;
2570		2779
2571	$map->load;	2780	$map->load;
2572	$map->load_neighbours;	2781	$map->load_neighbours;
2573		2782
2574	return unless $self->contr->active;	2783	return unless $self->contr->active;
2575	$self->activate_recursive;
2576		2784
2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2785	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2578	$self->enter_map ($map, $x, $y);	2786	if ($self->enter_map ($map, $x, $y)) {
2579	}	2787	# entering was successful
		2788	delete $self->{_link_recursion};
		2789	# only activate afterwards, to support waiting in hooks
		2790	$self->activate_recursive;
		2791	}
2580		2792
		2793	}
		2794
2581	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2795	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2582		2796
2583	Moves the player to the given map-path and coordinates by first freezing	2797	Moves the player to the given map-path and coordinates by first freezing
2584	her, loading and preparing them map, calling the provided $check callback	2798	her, loading and preparing them map, calling the provided $check callback
2585	that has to return the map if sucecssful, and then unfreezes the player on	2799	that has to return the map if sucecssful, and then unfreezes the player on
2586	the new (success) or old (failed) map position. In either case, $done will	2800	the new (success) or old (failed) map position. In either case, $done will
2587	be called at the end of this process.	2801	be called at the end of this process.
2588		2802
		2803	Note that $check will be called with a potentially non-loaded map, so if
		2804	it needs a loaded map it has to call C<< ->load >>.
		2805
2589	=cut	2806	=cut
2590		2807
2591	our $GOTOGEN;	2808	our $GOTOGEN;
2592		2809
2593	sub cf::object::player::goto {	2810	sub cf::object::player::goto {
2594	my ($self, $path, $x, $y, $check, $done) = @_;	2811	my ($self, $path, $x, $y, $check, $done) = @_;
		2812
		2813	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2814	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2815	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2816	($path, $x, $y) = @$EMERGENCY_POSITION;
		2817	}
2595		2818
2596	# do generation counting so two concurrent goto's will be executed in-order	2819	# do generation counting so two concurrent goto's will be executed in-order
2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2820	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2598		2821
2599	$self->enter_link;	2822	$self->enter_link;
…		…
2619	($path, $x, $y) = (undef, undef, undef);	2842	($path, $x, $y) = (undef, undef, undef);
2620	}	2843	}
2621	}	2844	}
2622		2845
2623	my $map = eval {	2846	my $map = eval {
2624	my $map = defined $path ? cf::map::find $path : undef;	2847	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2625		2848
2626	if ($map) {	2849	if ($map) {
2627	$map = $map->customise_for ($self);	2850	$map = $map->customise_for ($self);
2628	$map = $check->($map) if $check && $map;	2851	$map = $check->($map, $x, $y, $self) if $check && $map;
2629	} else {	2852	} else {
2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2853	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2631	}	2854	}
2632		2855
2633	$map	2856	$map
…		…
2641	if ($gen == $self->{_goto_generation}) {	2864	if ($gen == $self->{_goto_generation}) {
2642	delete $self->{_goto_generation};	2865	delete $self->{_goto_generation};
2643	$self->leave_link ($map, $x, $y);	2866	$self->leave_link ($map, $x, $y);
2644	}	2867	}
2645		2868
2646	$done->() if $done;	2869	$done->($self) if $done;
2647	})->prio (1);	2870	})->prio (1);
2648	}	2871	}
2649		2872
2650	=item $player_object->enter_exit ($exit_object)	2873	=item $player_object->enter_exit ($exit_object)
2651		2874
…		…
2671	}	2894	}
2672		2895
2673	sub prepare_random_map {	2896	sub prepare_random_map {
2674	my ($exit) = @_;	2897	my ($exit) = @_;
2675		2898
2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678	# all this does is basically replace the /! path by	2899	# all this does is basically replace the /! path by
2679	# a new random map path (?random/...) with a seed	2900	# a new random map path (?random/...) with a seed
2680	# that depends on the exit object	2901	# that depends on the exit object
2681		2902
2682	my $rmp = parse_random_map_params $exit->msg;	2903	my $rmp = parse_random_map_params $exit->msg;
…		…
2684	if ($exit->map) {	2905	if ($exit->map) {
2685	$rmp->{region} = $exit->region->name;	2906	$rmp->{region} = $exit->region->name;
2686	$rmp->{origin_map} = $exit->map->path;	2907	$rmp->{origin_map} = $exit->map->path;
2687	$rmp->{origin_x} = $exit->x;	2908	$rmp->{origin_x} = $exit->x;
2688	$rmp->{origin_y} = $exit->y;	2909	$rmp->{origin_y} = $exit->y;
		2910
		2911	$exit->map->touch;
2689	}	2912	}
2690		2913
2691	$rmp->{random_seed} ||= $exit->random_seed;	2914	$rmp->{random_seed} ||= $exit->random_seed;
2692		2915
2693	my $data = cf::encode_json $rmp;	2916	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2694	my $md5 = Digest::MD5::md5_hex $data;	2917	my $md5 = Digest::MD5::md5_hex $data;
2695	my $meta = "$RANDOMDIR/$md5.meta";	2918	my $meta = "$RANDOMDIR/$md5.meta";
2696		2919
2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2920	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2698	aio_write $fh, 0, (length $data), $data, 0;	2921	aio_write $fh, 0, (length $data), $data, 0;
2699	undef $fh;	2922	undef $fh;
2700	aio_rename "$meta~", $meta;	2923	aio_rename "$meta~", $meta;
2701		2924
		2925	my $slaying = "?random/$md5";
		2926
		2927	if ($exit->valid) {
2702	$exit->slaying ("?random/$md5");	2928	$exit->slaying ("?random/$md5");
2703	$exit->msg (undef);	2929	$exit->msg (undef);
		2930	}
2704	}	2931	}
2705	}	2932	}
2706		2933
2707	sub cf::object::player::enter_exit {	2934	sub cf::object::player::enter_exit {
2708	my ($self, $exit) = @_;	2935	my ($self, $exit) = @_;
2709		2936
2710	return unless $self->type == cf::PLAYER;	2937	return unless $self->type == cf::PLAYER;
2711		2938
2712	if ($exit->slaying eq "/!") {
2713	#TODO: this should de-fi-ni-te-ly not be a sync-job
2714	# the problem is that $exit might not survive long enough
2715	# so it needs to be done right now, right here
2716	cf::sync_job { prepare_random_map $exit };
2717	}
2718
2719	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2720	my $hp = $exit->stats->hp;
2721	my $sp = $exit->stats->sp;
2722
2723	$self->enter_link;	2939	$self->enter_link;
2724		2940
2725	# if exit is damned, update players death & WoR home-position
2726	$self->contr->savebed ($slaying, $hp, $sp)
2727	if $exit->flag (FLAG_DAMNED);
2728
2729	(async {	2941	(async {
2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2942	$Coro::current->{desc} = "enter_exit";
2731		2943
2732	$self->deactivate_recursive; # just to be sure
2733	unless (eval {	2944	unless (eval {
		2945	$self->deactivate_recursive; # just to be sure
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
		2951	# special map handling
		2952	my $slaying = $exit->slaying;
		2953
		2954	# special map handling
		2955	if ($slaying eq "/!") {
		2956	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2957
		2958	prepare_random_map $exit
		2959	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2960
		2961	$map = $exit->slaying;
		2962
		2963	} elsif ($slaying eq '!up') {
		2964	$map = $exit->map->tile_path (cf::TILE_UP);
		2965	$x = $exit->x;
		2966	$y = $exit->y;
		2967
		2968	} elsif ($slaying eq '!down') {
		2969	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2970	$x = $exit->x;
		2971	$y = $exit->y;
		2972	}
		2973
2734	$self->goto ($slaying, $hp, $sp);	2974	$self->goto ($map, $x, $y);
2735		2975
		2976	# if exit is damned, update players death & WoR home-position
		2977	$self->contr->savebed ($map, $x, $y)
		2978	if $exit->flag (cf::FLAG_DAMNED);
		2979
2736	1;	2980	1
2737	}) {	2981	}) {
2738	$self->message ("Something went wrong deep within the crossfire server. "	2982	$self->message ("Something went wrong deep within the deliantra server. "
2739	. "I'll try to bring you back to the map you were before. "	2983	. "I'll try to bring you back to the map you were before. "
2740	. "Please report this to the dungeon master!",	2984	. "Please report this to the dungeon master!",
2741	cf::NDI_UNIQUE | cf::NDI_RED);	2985	cf::NDI_UNIQUE | cf::NDI_RED);
2742		2986
2743	warn "ERROR in enter_exit: $@";	2987	error "ERROR in enter_exit: $@";
2744	$self->leave_link;	2988	$self->leave_link;
2745	}	2989	}
2746	})->prio (1);	2990	})->prio (1);
2747	}	2991	}
2748		2992
…		…
2760	sub cf::client::send_drawinfo {	3004	sub cf::client::send_drawinfo {
2761	my ($self, $text, $flags) = @_;	3005	my ($self, $text, $flags) = @_;
2762		3006
2763	utf8::encode $text;	3007	utf8::encode $text;
2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3008	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3009	}
		3010
		3011	=item $client->send_big_packet ($pkt)
		3012
		3013	Like C<send_packet>, but tries to compress large packets, and fragments
		3014	them as required.
		3015
		3016	=cut
		3017
		3018	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3019
		3020	sub cf::client::send_big_packet {
		3021	my ($self, $pkt) = @_;
		3022
		3023	# try lzf for large packets
		3024	$pkt = "lzf " . Compress::LZF::compress $pkt
		3025	if 1024 <= length $pkt and $self->{can_lzf};
		3026
		3027	# split very large packets
		3028	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3029	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3030	$pkt = "frag";
		3031	}
		3032
		3033	$self->send_packet ($pkt);
2765	}	3034	}
2766		3035
2767	=item $client->send_msg ($channel, $msg, $color, [extra...])	3036	=item $client->send_msg ($channel, $msg, $color, [extra...])
2768		3037
2769	Send a drawinfo or msg packet to the client, formatting the msg for the	3038	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2773		3042
2774	=cut	3043	=cut
2775		3044
2776	# non-persistent channels (usually the info channel)	3045	# non-persistent channels (usually the info channel)
2777	our %CHANNEL = (	3046	our %CHANNEL = (
		3047	"c/motd" => {
		3048	id => "infobox",
		3049	title => "MOTD",
		3050	reply => undef,
		3051	tooltip => "The message of the day",
		3052	},
2778	"c/identify" => {	3053	"c/identify" => {
2779	id => "infobox",	3054	id => "infobox",
2780	title => "Identify",	3055	title => "Identify",
2781	reply => undef,	3056	reply => undef,
2782	tooltip => "Items recently identified",	3057	tooltip => "Items recently identified",
…		…
2784	"c/examine" => {	3059	"c/examine" => {
2785	id => "infobox",	3060	id => "infobox",
2786	title => "Examine",	3061	title => "Examine",
2787	reply => undef,	3062	reply => undef,
2788	tooltip => "Signs and other items you examined",	3063	tooltip => "Signs and other items you examined",
		3064	},
		3065	"c/shopinfo" => {
		3066	id => "infobox",
		3067	title => "Shop Info",
		3068	reply => undef,
		3069	tooltip => "What your bargaining skill tells you about the shop",
2789	},	3070	},
2790	"c/book" => {	3071	"c/book" => {
2791	id => "infobox",	3072	id => "infobox",
2792	title => "Book",	3073	title => "Book",
2793	reply => undef,	3074	reply => undef,
…		…
2809	id => "infobox",	3090	id => "infobox",
2810	title => "Body Parts",	3091	title => "Body Parts",
2811	reply => undef,	3092	reply => undef,
2812	tooltip => "Shows which body parts you posess and are available",	3093	tooltip => "Shows which body parts you posess and are available",
2813	},	3094	},
		3095	"c/statistics" => {
		3096	id => "infobox",
		3097	title => "Statistics",
		3098	reply => undef,
		3099	tooltip => "Shows your primary statistics",
		3100	},
		3101	"c/skills" => {
		3102	id => "infobox",
		3103	title => "Skills",
		3104	reply => undef,
		3105	tooltip => "Shows your experience per skill and item power",
		3106	},
		3107	"c/shopitems" => {
		3108	id => "infobox",
		3109	title => "Shop Items",
		3110	reply => undef,
		3111	tooltip => "Shows the items currently for sale in this shop",
		3112	},
		3113	"c/resistances" => {
		3114	id => "infobox",
		3115	title => "Resistances",
		3116	reply => undef,
		3117	tooltip => "Shows your resistances",
		3118	},
		3119	"c/pets" => {
		3120	id => "infobox",
		3121	title => "Pets",
		3122	reply => undef,
		3123	tooltip => "Shows information abotu your pets/a specific pet",
		3124	},
		3125	"c/perceiveself" => {
		3126	id => "infobox",
		3127	title => "Perceive Self",
		3128	reply => undef,
		3129	tooltip => "You gained detailed knowledge about yourself",
		3130	},
2814	"c/uptime" => {	3131	"c/uptime" => {
2815	id => "infobox",	3132	id => "infobox",
2816	title => "Uptime",	3133	title => "Uptime",
2817	reply => undef,	3134	reply => undef,
2818	tooltip => "How long the server has been running since last restart",	3135	tooltip => "How long the server has been running since last restart",
…		…
2821	id => "infobox",	3138	id => "infobox",
2822	title => "Map Info",	3139	title => "Map Info",
2823	reply => undef,	3140	reply => undef,
2824	tooltip => "Information related to the maps",	3141	tooltip => "Information related to the maps",
2825	},	3142	},
		3143	"c/party" => {
		3144	id => "party",
		3145	title => "Party",
		3146	reply => "gsay ",
		3147	tooltip => "Messages and chat related to your party",
		3148	},
		3149	"c/death" => {
		3150	id => "death",
		3151	title => "Death",
		3152	reply => undef,
		3153	tooltip => "Reason for and more info about your most recent death",
		3154	},
		3155	"c/say" => $SAY_CHANNEL,
		3156	"c/chat" => $CHAT_CHANNEL,
2826	);	3157	);
2827		3158
2828	sub cf::client::send_msg {	3159	sub cf::client::send_msg {
2829	my ($self, $channel, $msg, $color, @extra) = @_;	3160	my ($self, $channel, $msg, $color, @extra) = @_;
2830		3161
2831	$msg = $self->pl->expand_cfpod ($msg);	3162	$msg = $self->pl->expand_cfpod ($msg)
		3163	unless $color & cf::NDI_VERBATIM;
2832		3164
2833	$color &= cf::NDI_CLIENT_MASK; # just in case...	3165	$color &= cf::NDI_CLIENT_MASK; # just in case...
2834		3166
2835	# check predefined channels, for the benefit of C	3167	# check predefined channels, for the benefit of C
2836	if ($CHANNEL{$channel}) {	3168	if ($CHANNEL{$channel}) {
2837	$channel = $CHANNEL{$channel};	3169	$channel = $CHANNEL{$channel};
2838		3170
2839	$self->ext_msg (channel_info => $channel)	3171	$self->ext_msg (channel_info => $channel);
2840	if $self->can_msg;
2841
2842	$channel = $channel->{id};	3172	$channel = $channel->{id};
2843		3173
2844	} elsif (ref $channel) {	3174	} elsif (ref $channel) {
2845	# send meta info to client, if not yet sent	3175	# send meta info to client, if not yet sent
2846	unless (exists $self->{channel}{$channel->{id}}) {	3176	unless (exists $self->{channel}{$channel->{id}}) {
2847	$self->{channel}{$channel->{id}} = $channel;	3177	$self->{channel}{$channel->{id}} = $channel;
2848	$self->ext_msg (channel_info => $channel)	3178	$self->ext_msg (channel_info => $channel);
2849	if $self->can_msg;
2850	}	3179	}
2851		3180
2852	$channel = $channel->{id};	3181	$channel = $channel->{id};
2853	}	3182	}
2854		3183
2855	return unless @extra || length $msg;	3184	return unless @extra || length $msg;
2856		3185
2857	if ($self->can_msg) {
2858	# default colour, mask it out	3186	# default colour, mask it out
2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3187	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2860	if $color & cf::NDI_DEF;	3188	if $color & cf::NDI_DEF;
2861		3189
2862	$self->send_packet ("msg " . $self->{json_coder}->encode (	3190	my $pkt = "msg "
		3191	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3192	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	} else {	3193	);
2865	if ($color >= 0) {
2866	# replace some tags by gcfclient-compatible ones
2867	for ($msg) {
2868	1 while
2869	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2870	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2871	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2872	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2873	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2874	}
2875		3194
2876	$color &= cf::NDI_COLOR_MASK;	3195	$self->send_big_packet ($pkt);
2877
2878	utf8::encode $msg;
2879
2880	if (0 && $msg =~ /\[/) {
2881	# COMMAND/INFO
2882	$self->send_packet ("drawextinfo $color 10 8 $msg")
2883	} else {
2884	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2885	$self->send_packet ("drawinfo $color $msg")
2886	}
2887	}
2888	}
2889	}	3196	}
2890		3197
2891	=item $client->ext_msg ($type, @msg)	3198	=item $client->ext_msg ($type, @msg)
2892		3199
2893	Sends an ext event to the client.	3200	Sends an ext event to the client.
…		…
2896		3203
2897	sub cf::client::ext_msg($$@) {	3204	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3205	my ($self, $type, @msg) = @_;
2899		3206
2900	if ($self->extcmd == 2) {	3207	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3208	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove	3209	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";	3210	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3211	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}	3212	}
2906	}	3213	}
2907		3214
2908	=item $client->ext_reply ($msgid, @msg)	3215	=item $client->ext_reply ($msgid, @msg)
2909		3216
…		…
2913		3220
2914	sub cf::client::ext_reply($$@) {	3221	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;	3222	my ($self, $id, @msg) = @_;
2916		3223
2917	if ($self->extcmd == 2) {	3224	if ($self->extcmd == 2) {
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3225	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {	3226	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove	3227	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;	3228	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3229	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}	3230	}
2924	}	3231	}
2925		3232
2926	=item $success = $client->query ($flags, "text", \&cb)	3233	=item $success = $client->query ($flags, "text", \&cb)
2927		3234
…		…
2998		3305
2999	$ns->ext_reply ($reply, @reply)	3306	$ns->ext_reply ($reply, @reply)
3000	if $reply;	3307	if $reply;
3001		3308
3002	} else {	3309	} else {
3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3310	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3004	}	3311	}
3005		3312
3006	cf::override;	3313	cf::override;
3007	},	3314	},
3008	);	3315	);
…		…
3028		3335
3029	$coro	3336	$coro
3030	}	3337	}
3031		3338
3032	cf::client->attach (	3339	cf::client->attach (
3033	on_destroy => sub {	3340	on_client_destroy => sub {
3034	my ($ns) = @_;	3341	my ($ns) = @_;
3035		3342
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3343	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3344	},
3038	);	3345	);
…		…
3054	our $safe_hole = new Safe::Hole;	3361	our $safe_hole = new Safe::Hole;
3055		3362
3056	$SIG{FPE} = 'IGNORE';	3363	$SIG{FPE} = 'IGNORE';
3057		3364
3058	$safe->permit_only (Opcode::opset qw(	3365	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3366	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3367	grepstart grepwhile mapstart mapwhile
3061	sort time	3368	sort time
3062	));	3369	));
3063		3370
3064	# here we export the classes and methods available to script code	3371	# here we export the classes and methods available to script code
…		…
3067		3374
3068	The following functions and methods are available within a safe environment:	3375	The following functions and methods are available within a safe environment:
3069		3376
3070	cf::object	3377	cf::object
3071	contr pay_amount pay_player map x y force_find force_add destroy	3378	contr pay_amount pay_player map x y force_find force_add destroy
3072	insert remove name archname title slaying race decrease_ob_nr	3379	insert remove name archname title slaying race decrease split
		3380	value
3073		3381
3074	cf::object::player	3382	cf::object::player
3075	player	3383	player
3076		3384
3077	cf::player	3385	cf::player
…		…
3082		3390
3083	=cut	3391	=cut
3084		3392
3085	for (	3393	for (
3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3394	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3087	insert remove inv name archname title slaying race	3395	insert remove inv nrof name archname title slaying race
3088	decrease_ob_nr destroy)],	3396	decrease split destroy change_exp value msg lore send_msg)],
3089	["cf::object::player" => qw(player)],	3397	["cf::object::player" => qw(player)],
3090	["cf::player" => qw(peaceful)],	3398	["cf::player" => qw(peaceful send_msg)],
3091	["cf::map" => qw(trigger)],	3399	["cf::map" => qw(trigger)],
3092	) {	3400	) {
3093	no strict 'refs';
3094	my ($pkg, @funs) = @$_;	3401	my ($pkg, @funs) = @$_;
3095	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3402	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3096	for @funs;	3403	for @funs;
3097	}	3404	}
3098		3405
…		…
3113		3420
3114	my $qcode = $code;	3421	my $qcode = $code;
3115	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3422	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3116	$qcode =~ s/\n/\\n/g;	3423	$qcode =~ s/\n/\\n/g;
3117		3424
		3425	%vars = (_dummy => 0) unless %vars;
		3426
		3427	my @res;
3118	local $_;	3428	local $_;
3119	local @safe::cf::_safe_eval_args = values %vars;
3120		3429
3121	my $eval =	3430	my $eval =
3122	"do {\n"	3431	"do {\n"
3123	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3432	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3124	. "#line 0 \"{$qcode}\"\n"	3433	. "#line 0 \"{$qcode}\"\n"
3125	. $code	3434	. $code
3126	. "\n}"	3435	. "\n}"
3127	;	3436	;
3128		3437
		3438	if ($CFG{safe_eval}) {
3129	sub_generation_inc;	3439	sub_generation_inc;
		3440	local @safe::cf::_safe_eval_args = values %vars;
3130	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3441	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3131	sub_generation_inc;	3442	sub_generation_inc;
		3443	} else {
		3444	local @cf::_safe_eval_args = values %vars;
		3445	@res = wantarray ? eval eval : scalar eval $eval;
		3446	}
3132		3447
3133	if ($@) {	3448	if ($@) {
3134	warn "$@";	3449	warn "$@",
3135	warn "while executing safe code '$code'\n";	3450	"while executing safe code '$code'\n",
3136	warn "with arguments " . (join " ", %vars) . "\n";	3451	"with arguments " . (join " ", %vars) . "\n";
3137	}	3452	}
3138		3453
3139	wantarray ? @res : $res[0]	3454	wantarray ? @res : $res[0]
3140	}	3455	}
3141		3456
…		…
3155	=cut	3470	=cut
3156		3471
3157	sub register_script_function {	3472	sub register_script_function {
3158	my ($fun, $cb) = @_;	3473	my ($fun, $cb) = @_;
3159		3474
3160	no strict 'refs';	3475	$fun = "safe::$fun" if $CFG{safe_eval};
3161	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3476	*$fun = $safe_hole->wrap ($cb);
3162	}	3477	}
3163		3478
3164	=back	3479	=back
3165		3480
3166	=cut	3481	=cut
…		…
3175	# for this (global event?)	3490	# for this (global event?)
3176	%ext::player_env::MUSIC_FACE_CACHE = ();	3491	%ext::player_env::MUSIC_FACE_CACHE = ();
3177		3492
3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3493	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3179		3494
3180	warn "loading facedata from $path\n";	3495	trace "loading facedata from $path\n";
3181		3496
3182	my $facedata;	3497	my $facedata = decode_storable load_file $path;
3183	0 < aio_load $path, $facedata
3184	or die "$path: $!";
3185
3186	$facedata = Coro::Storable::thaw $facedata;
3187		3498
3188	$facedata->{version} == 2	3499	$facedata->{version} == 2
3189	or cf::cleanup "$path: version mismatch, cannot proceed.";	3500	or cf::cleanup "$path: version mismatch, cannot proceed.";
3190		3501
3191	# patch in the exptable	3502	# patch in the exptable
		3503	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3192	$facedata->{resource}{"res/exp_table"} = {	3504	$facedata->{resource}{"res/exp_table"} = {
3193	type => FT_RSRC,	3505	type => FT_RSRC,
3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3506	data => $exp_table,
		3507	hash => (Digest::MD5::md5 $exp_table),
3195	};	3508	};
3196	cf::cede_to_tick;	3509	cf::cede_to_tick;
3197		3510
3198	{	3511	{
3199	my $faces = $facedata->{faceinfo};	3512	my $faces = $facedata->{faceinfo};
…		…
3201	while (my ($face, $info) = each %$faces) {	3514	while (my ($face, $info) = each %$faces) {
3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3515	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3203		3516
3204	cf::face::set_visibility $idx, $info->{visibility};	3517	cf::face::set_visibility $idx, $info->{visibility};
3205	cf::face::set_magicmap $idx, $info->{magicmap};	3518	cf::face::set_magicmap $idx, $info->{magicmap};
3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3519	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3520	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3521	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3208		3522
3209	cf::cede_to_tick;	3523	cf::cede_to_tick;
3210	}	3524	}
3211		3525
3212	while (my ($face, $info) = each %$faces) {	3526	while (my ($face, $info) = each %$faces) {
…		…
3217		3531
3218	if (my $smooth = cf::face::find $info->{smooth}) {	3532	if (my $smooth = cf::face::find $info->{smooth}) {
3219	cf::face::set_smooth $idx, $smooth;	3533	cf::face::set_smooth $idx, $smooth;
3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3534	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3221	} else {	3535	} else {
3222	warn "smooth face '$info->{smooth}' not found for face '$face'";	3536	error "smooth face '$info->{smooth}' not found for face '$face'";
3223	}	3537	}
3224		3538
3225	cf::cede_to_tick;	3539	cf::cede_to_tick;
3226	}	3540	}
3227	}	3541	}
…		…
3236		3550
3237	cf::anim::invalidate_all; # d'oh	3551	cf::anim::invalidate_all; # d'oh
3238	}	3552	}
3239		3553
3240	{	3554	{
3241	# TODO: for gcfclient pleasure, we should give resources
3242	# that gcfclient doesn't grok a >10000 face index.
3243	my $res = $facedata->{resource};	3555	my $res = $facedata->{resource};
3244		3556
3245	while (my ($name, $info) = each %$res) {	3557	while (my ($name, $info) = each %$res) {
3246	if (defined $info->{type}) {	3558	if (defined $info->{type}) {
3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3248	my $data;
3249		3560
3250	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3251	# prepend meta info
3252
3253	my $meta = $enc->encode ({
3254	name => $name,
3255	%{ $info->{meta} || {} },
3256	});
3257
3258	$data = pack "(w/a*)*", $meta, $info->{data};
3259	} else {
3260	$data = $info->{data};
3261	}
3262
3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3264	cf::face::set_type $idx, $info->{type};	3562	cf::face::set_type $idx, $info->{type};
3265	} else {	3563	} else {
3266	$RESOURCE{$name} = $info;	3564	$RESOURCE{$name} = $info; # unused
3267	}	3565	}
3268		3566
3269	cf::cede_to_tick;	3567	cf::cede_to_tick;
3270	}	3568	}
3271	}	3569	}
3272		3570
3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3571	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3274		3572
3275	1	3573	1
3276	}	3574	}
3277
3278	cf::global->attach (on_resource_update => sub {
3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3281
3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3283	my $sound = $soundconf->{compat}[$_]
3284	or next;
3285
3286	my $face = cf::face::find "sound/$sound->[1]";
3287	cf::sound::set $sound->[0] => $face;
3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3289	}
3290
3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
3292	my $face = cf::face::find "sound/$v";
3293	cf::sound::set $k => $face;
3294	}
3295	}
3296	});
3297		3575
3298	register_exticmd fx_want => sub {	3576	register_exticmd fx_want => sub {
3299	my ($ns, $want) = @_;	3577	my ($ns, $want) = @_;
3300		3578
3301	while (my ($k, $v) = each %$want) {	3579	while (my ($k, $v) = each %$want) {
3302	$ns->fx_want ($k, $v);	3580	$ns->fx_want ($k, $v);
3303	}	3581	}
3304	};	3582	};
		3583
		3584	sub load_resource_file($) {
		3585	my $guard = lock_acquire "load_resource_file";
		3586
		3587	my $status = load_resource_file_ $_[0];
		3588	get_slot 0.1, 100;
		3589	cf::arch::commit_load;
		3590
		3591	$status
		3592	}
3305		3593
3306	sub reload_regions {	3594	sub reload_regions {
3307	# HACK to clear player env face cache, we need some signal framework	3595	# HACK to clear player env face cache, we need some signal framework
3308	# for this (global event?)	3596	# for this (global event?)
3309	%ext::player_env::MUSIC_FACE_CACHE = ();	3597	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3323	}	3611	}
3324		3612
3325	sub reload_archetypes {	3613	sub reload_archetypes {
3326	load_resource_file "$DATADIR/archetypes"	3614	load_resource_file "$DATADIR/archetypes"
3327	or die "unable to load archetypes\n";	3615	or die "unable to load archetypes\n";
3328	#d# NEED to laod twice to resolve forward references
3329	# this really needs to be done in an extra post-pass
3330	# (which needs to be synchronous, so solve it differently)
3331	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";
3333	}	3616	}
3334		3617
3335	sub reload_treasures {	3618	sub reload_treasures {
3336	load_resource_file "$DATADIR/treasures"	3619	load_resource_file "$DATADIR/treasures"
3337	or die "unable to load treasurelists\n";	3620	or die "unable to load treasurelists\n";
3338	}	3621	}
3339		3622
		3623	sub reload_sound {
		3624	trace "loading sound config from $DATADIR/sound\n";
		3625
		3626	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3627
		3628	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3629	my $sound = $soundconf->{compat}[$_]
		3630	or next;
		3631
		3632	my $face = cf::face::find "sound/$sound->[1]";
		3633	cf::sound::set $sound->[0] => $face;
		3634	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3635	}
		3636
		3637	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3638	my $face = cf::face::find "sound/$v";
		3639	cf::sound::set $k => $face;
		3640	}
		3641	}
		3642
3340	sub reload_resources {	3643	sub reload_resources {
3341	warn "reloading resource files...\n";	3644	trace "reloading resource files...\n";
3342		3645
		3646	reload_exp_table;
		3647	reload_materials;
		3648	reload_facedata;
		3649	reload_sound;
		3650	reload_archetypes;
3343	reload_regions;	3651	reload_regions;
3344	reload_facedata;
3345	#reload_archetypes;#d#
3346	reload_archetypes;
3347	reload_treasures;	3652	reload_treasures;
3348		3653
3349	warn "finished reloading resource files\n";	3654	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	reload_resources;
3354	}	3655	}
3355		3656
3356	sub reload_config {	3657	sub reload_config {
3357	open my $fh, "<:utf8", "$CONFDIR/config"	3658	trace "reloading config file...\n";
3358	or return;
3359		3659
3360	local $/;	3660	my $config = load_file "$CONFDIR/config";
3361	*CFG = YAML::Load <$fh>;	3661	utf8::decode $config;
		3662	*CFG = decode_yaml $config;
3362		3663
3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3664	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3364		3665
3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3666	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3667	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3367		3668
3368	if (exists $CFG{mlockall}) {	3669	if (exists $CFG{mlockall}) {
…		…
3372	};	3673	};
3373	warn $@ if $@;	3674	warn $@ if $@;
3374	}	3675	}
3375	}	3676	}
3376		3677
		3678	sub pidfile() {
		3679	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3680	or die "$PIDFILE: $!";
		3681	flock $fh, &Fcntl::LOCK_EX
		3682	or die "$PIDFILE: flock: $!";
		3683	$fh
		3684	}
		3685
		3686	# make sure only one server instance is running at any one time
		3687	sub atomic {
		3688	my $fh = pidfile;
		3689
		3690	my $pid = <$fh>;
		3691	kill 9, $pid if $pid > 0;
		3692
		3693	seek $fh, 0, 0;
		3694	print $fh $$;
		3695	}
		3696
		3697	sub main_loop {
		3698	trace "EV::loop starting\n";
		3699	if (1) {
		3700	EV::loop;
		3701	}
		3702	trace "EV::loop returned\n";
		3703	goto &main_loop unless $REALLY_UNLOOP;
		3704	}
		3705
3377	sub main {	3706	sub main {
		3707	cf::init_globals; # initialise logging
		3708
		3709	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3710	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3711	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3712	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3713
		3714	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3715
3378	# we must not ever block the main coroutine	3716	# we must not ever block the main coroutine
3379	local $Coro::idle = sub {	3717	local $Coro::idle = sub {
3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3718	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3381	(async {	3719	(async {
3382	$Coro::current->{desc} = "IDLE BUG HANDLER";	3720	$Coro::current->{desc} = "IDLE BUG HANDLER";
3383	EV::loop EV::LOOP_ONESHOT;	3721	EV::loop EV::LOOP_ONESHOT;
3384	})->prio (Coro::PRIO_MAX);	3722	})->prio (Coro::PRIO_MAX);
3385	};	3723	};
3386		3724
3387	reload_config;
3388	db_init;
3389	load_extensions;
3390
3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3392	evthread_start IO::AIO::poll_fileno;	3725	evthread_start IO::AIO::poll_fileno;
3393	EV::loop;	3726
		3727	cf::sync_job {
		3728	cf::incloader::init ();
		3729
		3730	cf::init_anim;
		3731	cf::init_attackmess;
		3732	cf::init_dynamic;
		3733
		3734	cf::load_settings;
		3735
		3736	reload_resources;
		3737	reload_config;
		3738	db_init;
		3739
		3740	cf::init_uuid;
		3741	cf::init_signals;
		3742	cf::init_skills;
		3743
		3744	cf::init_beforeplay;
		3745
		3746	atomic;
		3747
		3748	load_extensions;
		3749
		3750	utime time, time, $RUNTIMEFILE;
		3751
		3752	# no (long-running) fork's whatsoever before this point(!)
		3753	use POSIX ();
		3754	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3755
		3756	cf::_post_init 0;
		3757	};
		3758
		3759	cf::object::thawer::errors_are_fatal 0;
		3760	info "parse errors in files are no longer fatal from this point on.\n";
		3761
		3762	my $free_main; $free_main = EV::idle sub {
		3763	undef $free_main;
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3394	}	3768	}
3395		3769
3396	#############################################################################	3770	#############################################################################
3397	# initialisation and cleanup	3771	# initialisation and cleanup
3398		3772
3399	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3400	BEGIN {	3774	BEGIN {
3401	our %SIGWATCHER = ();	3775	our %SIGWATCHER = ();
3402	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3404	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3405	};	3779	};
3406	}	3780	}
3407	}	3781	}
3408		3782
3409	sub write_runtime {	3783	sub write_runtime_sync {
3410	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
3411		3785
3412	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3413	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3414		3788
3415	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3416		3790
3417	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3418		3792
3419	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3420	or return;	3794	or return;
3421		3795
3422	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3423	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3424	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3434	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
3435		3809
3436	close $fh	3810	close $fh
3437	or return;	3811	or return;
3438		3812
3439	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3440	and return;	3814	and return;
3441		3815
3442	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3443		3817
3444	1	3818	1
3445	}	3819	}
3446		3820
3447	our $uuid_lock;	3821	our $uuid_lock;
…		…
3456	my $uuid = "$LOCALDIR/uuid";	3830	my $uuid = "$LOCALDIR/uuid";
3457		3831
3458	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3459	or return;	3833	or return;
3460		3834
3461	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
3462	$uuid_skip = 0;	3843	$uuid_skip = 0;
3463		3844
3464	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3465	and return;	3846	and return;
3466		3847
…		…
3472	or return;	3853	or return;
3473		3854
3474	aio_rename "$uuid~", $uuid	3855	aio_rename "$uuid~", $uuid
3475	and return;	3856	and return;
3476		3857
3477	warn "uuid file written ($value).\n";	3858	trace "uuid file written ($value).\n";
3478		3859
3479	1	3860	1
3480		3861
3481	}	3862	}
3482		3863
…		…
3488	}	3869	}
3489		3870
3490	sub emergency_save() {	3871	sub emergency_save() {
3491	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3492		3873
3493	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3494		3880
3495	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3496	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3497	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3498	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3499	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3500	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3501	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3502	$pl->valid or next;	3890	$pl->valid or next;
3503	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3504	$pl->save;	3892	$pl->save;
3505	}	3893	}
3506	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3507		3895
3508	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3509	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3510	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3511	$map->valid or next;	3901	$map->valid or next;
3512	$map->save;	3902	$map->save;
3513	}	3903	}
3514	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3515		3905
3516	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3517	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3518	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
3519		3911
3520	warn "begin write uuid\n";	3912	info "emergency_perl_save: begin write uuid\n";
3521	write_uuid_sync 1;	3913	write_uuid_sync 1;
3522	warn "end write uuid\n";	3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3523	};	3934	};
3524		3935
3525	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3526	}	3937	}
3527		3938
3528	sub post_cleanup {	3939	sub post_cleanup {
3529	my ($make_core) = @_;	3940	my ($make_core) = @_;
3530		3941
		3942	IO::AIO::flush;
		3943
3531	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3532	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3533	}	3974	}
3534		3975
3535	sub do_reload_perl() {	3976	sub do_reload_perl() {
3536	# can/must only be called in main	3977	# can/must only be called in main
3537	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3538	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3539	return;	3980	return;
3540	}	3981	}
3541		3982
3542	warn "reloading...";	3983	return if $RELOAD++;
3543		3984
3544	warn "entering sync_job";	3985	my $t1 = AE::time;
3545		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3546	cf::sync_job {	3993	cf::sync_job {
3547	cf::write_runtime; # external watchdog should not bark
3548	cf::emergency_save;	3994	#cf::emergency_save;
3549	cf::write_runtime; # external watchdog should not bark
3550		3995
3551	warn "syncing database to disk";
3552	BDB::db_env_txn_checkpoint $DB_ENV;
3553
3554	# if anything goes wrong in here, we should simply crash as we already saved
3555
3556	warn "flushing outstanding aio requests";
3557	for (;;) {
3558	BDB::flush;
3559	IO::AIO::flush;
3560	Coro::cede_notself;
3561	last unless IO::AIO::nreqs || BDB::nreqs;
3562	warn "iterate...";
3563	}
3564
3565	++$RELOAD;
3566
3567	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3568	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3569	%EXT_CORO = ();	3998	%EXT_CORO = ();
3570		3999
3571	warn "removing commands";	4000	trace "perl_reload: removing commands";
3572	%COMMAND = ();	4001	%COMMAND = ();
3573		4002
3574	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3575	%EXTCMD = ();	4004	%EXTCMD = ();
3576	%EXTICMD = ();	4005	%EXTICMD = ();
3577		4006
3578	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3579	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3580	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3581		4010
3582	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3583	eval {	4012	eval {
3584	$cb->($pkg);	4013	$cb->($pkg);
3585	1	4014	1
3586	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3587	}	4020	}
3588		4021
3589	warn "... nuking $pkg";
3590	Symbol::delete_package $pkg;
3591	}
3592
3593	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3594	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3595	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3596		4025
3597	warn "... unloading $k";	4026	trace "... unloading $k";
3598	delete $INC{$k};	4027	delete $INC{$k};
3599		4028
3600	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3601	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3602		4031
3603	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3604	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3605	}	4037	}
3606		4038
3607	Symbol::delete_package $k;
3608	}
3609
3610	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3611	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3612	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3613		4042
3614	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3615	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3616	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3617		4046
3618	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3619	# and global variables created in xs	4048	# and global variables created in xs
3620	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3621		4050
3622	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3623		4052
3624	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3625	require cf;	4054	require cf;
3626	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3627		4056
3628	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3629	cf::reload_config;	4058	cf::reload_config;
3630		4059
3631	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3632	cf::load_extensions;	4061	cf::load_extensions;
3633		4062
		4063	if ($REATTACH_ON_RELOAD) {
3634	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3635	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3636	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3637	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3638	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3639	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3640		4071
3641	warn "leaving sync_job";	4072	cf::_post_init 1;
3642		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3643	1	4076	1
3644	} or do {	4077	} or do {
3645	warn $@;	4078	error $@;
3646	cf::cleanup "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
		4080	};
		4081
		4082	--$RELOAD;
3647	};	4083	}
3648		4084
3649	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3650	};	4087	};
3651		4088
3652	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3653		4090
3654	sub reload_perl() {	4091	sub reload_perl() {
3655	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3656	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3657		4094
		4095	$RELOAD_WATCHER ||= cf::async {
		4096	Coro::AIO::aio_wait cache_extensions;
		4097
3658	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3659	do_reload_perl;	4099	do_reload_perl;
3660	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
		4101	};
3661	};	4102	};
3662	}	4103	}
3663		4104
3664	register_command "reload" => sub {	4105	register_command "reload" => sub {
3665	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
…		…
3671	reload_perl;	4112	reload_perl;
3672	};	4113	};
3673	}	4114	}
3674	};	4115	};
3675		4116
3676	unshift @INC, $LIBDIR;	4117	#############################################################################
3677		4118
3678	my $bug_warning = 0;	4119	my $bug_warning = 0;
3679		4120
3680	our @WAIT_FOR_TICK;
3681	our @WAIT_FOR_TICK_BEGIN;
3682
3683	sub wait_for_tick {	4121	sub wait_for_tick() {
3684	return if tick_inhibit;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3685	return if $Coro::current == $Coro::main;
3686		4123
3687	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3688	push @WAIT_FOR_TICK, $signal;
3689	$signal->wait;
3690	}	4125	}
3691		4126
3692	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3693	return if tick_inhibit;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3694	return if $Coro::current == $Coro::main;
3695		4129
3696	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3697	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3698	$signal->wait;	4132	$signal->wait;
3699	}	4133	}
…		…
3703	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3704	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3705	return;	4139	return;
3706	}	4140	}
3707		4141
3708	cf::server_tick; # one server iteration	4142	cf::one_tick; # one server iteration
		4143
		4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3709		4145
3710	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3711	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3712	Coro::async_pool {	4148	Coro::async_pool {
3713	$Coro::current->{desc} = "runtime saver";	4149	$Coro::current->{desc} = "runtime saver";
3714	write_runtime	4150	write_runtime_sync
3715	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3716	};	4152	};
3717	}	4153	}
3718		4154
3719	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3720	$sig->send;	4156	$sig->send;
3721	}	4157	}
3722	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3723	$sig->send;
3724	}
3725		4159
3726	$LOAD = ($NOW - $TICK_START) / $TICK;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3727	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3728		4162
3729	if (0) {	4163	if (0) {
3730	if ($NEXT_TICK) {	4164	if ($NEXT_TICK) {
3731	my $jitter = $TICK_START - $NEXT_TICK;	4165	my $jitter = $TICK_START - $NEXT_TICK;
3732	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3733	warn "jitter $JITTER\n";#d#	4167	debug "jitter $JITTER\n";#d#
3734	}	4168	}
3735	}	4169	}
3736	}	4170	}
3737		4171
3738	{	4172	{
3739	# configure BDB	4173	# configure BDB
3740		4174
3741	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3742	BDB::max_poll_reqs $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3743	$Coro::BDB::WATCHER->priority (1);	4177	$AnyEvent::BDB::WATCHER->priority (1);
3744		4178
3745	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3746	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
3747	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3748	| BDB::LOG_AUTOREMOVE, 1);	4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3749	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3750	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3751		4186
3752	cf::sync_job {	4187	cf::sync_job {
3753	eval {	4188	eval {
…		…
3779	{	4214	{
3780	# configure IO::AIO	4215	# configure IO::AIO
3781		4216
3782	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3783	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3784	$Coro::AIO::WATCHER->priority (1);	4219	undef $AnyEvent::AIO::WATCHER;
3785	}	4220	}
3786		4221
3787	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3788		4224
3789	sub _log_backtrace {	4225	sub _log_backtrace {
3790	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3791		4227
3792	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3793		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3794	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3795	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3796	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3797	async {	4238	async {
3798	$Coro::current->{desc} = "abt $msg";	4239	$Coro::current->{desc} = "abt $msg";
3799		4240
3800	my @bt = fork_call {	4241	my @bt = fork_call {
3801	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
…		…
3812	}	4253	}
3813		4254
3814	@funcs	4255	@funcs
3815	};	4256	};
3816		4257
3817	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3818	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3819	--$_log_backtrace;	4261	--$_log_backtrace;
3820	};	4262	};
3821	} else {	4263	} else {
3822	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3823	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3824	}	4266	}
3825	}	4267	}
3826		4268
3827	# load additional modules	4269	# load additional modules
3828	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3829		4272
3830	END { cf::emergency_save }	4273	END { cf::emergency_save }
3831		4274
3832	1	4275	1
3833		4276

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