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Revision 1.421 by root, Tue Apr 15 18:43:11 2008 UTC vs.
Revision 1.573 by root, Sun May 8 12:40:42 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($;$$) {
432	return if tick_inhibit;	582	return if tick_inhibit || $Coro::current == $Coro::main;
433		583
434	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
435		585
436	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
437	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
438		589
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
467	=cut	618	=cut
468		619
469	sub sync_job(&) {	620	sub sync_job(&) {
470	my ($job) = @_;	621	my ($job) = @_;
471		622
472	if ($Coro::current == $Coro::main) {	623	if (in_main) {
473	my $time = EV::time;	624	my $time = AE::time;
474		625
475	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
477		628
478	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
479		630
480	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
481		632
482	my $busy = 1;	633	my $busy = 1;
483	my @res;	634	my @res;
484		635
485	(async {	636	(async {
486	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	638	@res = eval { $job->() };
488	warn $@ if $@;	639	error $@ if $@;
489	undef $busy;	640	undef $busy;
490	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
491		642
492	while ($busy) {	643	while ($busy) {
493	if (Coro::nready) {	644	if (Coro::nready) {
…		…
495	} else {	646	} else {
496	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
497	}	648	}
498	}	649	}
499		650
500	my $time = EV::time - $time;	651	my $time = AE::time - $time;
501		652
502	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
503		654
504	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
505	} else {	656	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
528		679
529	$coro	680	$coro
530	}	681	}
531		682
532	=item fork_call { }, $args	683	=item fork_call { }, @args
533		684
534	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
535	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
536	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
537	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
538		689
539	=cut	690	=cut
540		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
541	sub fork_call(&@) {	696	sub fork_call(&@) {
542	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
543		698
544	# 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,
545	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
547		702
548	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
549	reset_signals;	704	cf::post_fork;
550	&$cb	705	&$cb
551	}, @args;	706	} @args;
552		707
553	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	)
554	}	720	}
555		721
556	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
557		723
558	=cut	724	=cut
…		…
595	within each server.	761	within each server.
596		762
597	=cut	763	=cut
598		764
599	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
600	my ($name) = @_;	769	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
602		771
603	eval {	772	eval {
604	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
614	}	783	}
615		784
616	our $DB;	785	our $DB;
617		786
618	sub db_init {	787	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	788	$DB ||= db_table "db";
621	};
622	}	789	}
623		790
624	sub db_get($$) {	791	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
626		793
627	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
628	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
629		798
630	$! ? ()	799	$! ? ()
631	: $data	800	: $data
632	}
633	}	801	}
634		802
635	sub db_put($$$) {	803	sub db_put($$$) {
636	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		833
666	my @data;	834	my @data;
667	my $md5;	835	my $md5;
668		836
669	for (0 .. $#$src) {	837	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	839	}
673		840
674	# if processing is expensive, check	841	# if processing is expensive, check
675	# checksum first	842	# checksum first
676	if (1) {	843	if (1) {
…		…
693		860
694	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	862	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
697		864
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		866
700	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
703		870
…		…
713		880
714	=cut	881	=cut
715		882
716	sub datalog($@) {	883	sub datalog($@) {
717	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	886	}
720		887
721	=back	888	=back
722		889
723	=cut	890	=cut
724		891
725	#############################################################################	892	#############################################################################
726		893
727	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
728		895
729	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
730	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")
731	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
732		899
733	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>
734	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
…		…
784	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
785		952
786	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
787	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
788		955
789	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
790	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.
791		958
792	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
793		960
794	=over 4	961	=over 4
…		…
918		1085
919	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1088
922	} elsif (ref $type) {	1089	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
924		1091
925	} else {	1092	} else {
926	shift @arg;	1093	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
928	}	1095	}
929	}	1096	}
930	}	1097	}
931		1098
932	sub _object_attach {	1099	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
943	}	1110	}
944		1111
945	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
946	} else {	1113	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1115	}
949		1116
950	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
951	}	1118	}
952		1119
…		…
1011		1178
1012	for (@$callbacks) {	1179	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1014		1181
1015	if ($@) {	1182	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1184	override;
1019	}	1185	}
1020		1186
1021	return 1 if $override;	1187	return 1 if $override;
1022	}	1188	}
…		…
1085		1251
1086	sub reattach {	1252	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1254	my ($obj) = @_;
1089		1255
		1256	# no longer needed after getting rid of delete_package?
1090	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
1091		1258
1092	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1093		1260
1094	@$registry = ();	1261	@$registry = ();
1095		1262
…		…
1100	for (@$attach) {	1267	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1103	}	1270	}
1104	} else {	1271	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1273	}
1107	}	1274	}
1108	}	1275	}
1109		1276
1110	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1138		1305
1139	sync_job {	1306	sync_job {
1140	if (length $$rdata) {	1307	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1144		1312
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	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	}
1149	close $fh;	1320	aio_close $fh;
1150		1321
1151	if (@$objs) {	1322	if (@$objs) {
1152	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) {
1153	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	close $fh;	1331	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1333	}
1160	} else {	1334	} else {
1161	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1162	}	1336	}
1163		1337
1164	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1342	} else {
1166	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1167	}	1344	}
1168	} else {	1345	} else {
1169	aio_unlink $filename;	1346	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1171	}	1348	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1373	$av = $st->{objs};
1197	}	1374	}
1198		1375
1199	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1202		1380
1203	($data, $av)	1381	($data, $av)
1204	}	1382	}
1205		1383
1206	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1263		1441
1264	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1265	}	1443	}
1266		1444
		1445	use File::Glob ();
		1446
1267	cf::player->attach (	1447	cf::player->attach (
1268	on_command => sub {	1448	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1270		1450
1271	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1272	or return;	1452	or return;
1273		1453
…		…
1296		1476
1297	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1478	if $reply;
1299		1479
1300	} else {	1480	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1482	}
1303		1483
1304	cf::override;	1484	cf::override;
1305	},	1485	},
1306	);	1486	);
1307		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
1308	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1309	cf::sync_job {	1504	cf::sync_job {
1310	my %todo;	1505	my %todo;
1311		1506
1312	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1508	next unless -r $path;
…		…
1331		1526
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1529
1335	$ext{source} =	1530	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1338	. $source	1533	. $source
1339	. "\n};\n1";	1534	. "\n};\n1";
1340		1535
1341	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1342	}	1537	}
1343		1538
		1539	my $pass = 0;
1344	my %done;	1540	my %done;
1345	while (%todo) {	1541	while (%todo) {
1346	my $progress;	1542	my $progress;
1347		1543
		1544	++$pass;
		1545
		1546	ext:
1348	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1549	next ext
1351	unless exists $done{$_};	1550	unless exists $done{$_};
1352	}	1551	}
1353		1552
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1554
1356	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1559
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1561	if exists $v->{meta}{mandatory};
1364		1562
1365	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;
1366	}	1572	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1573	}
1372		1574
1373	skip:	1575	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	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	}
1376	}	1585	}
1377	};	1586	};
1378	}	1587	}
1379		1588
1380	#############################################################################	1589	#############################################################################
1381		1590
1382	=back	1591	=back
1383		1592
1384	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1385		1594
1386	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1387		1596
1388	=cut	1597	=cut
1389		1598
1390	package cf::player;	1599	package cf::player;
1391		1600
…		…
1434		1643
1435	sub exists($) {	1644	sub exists($) {
1436	my ($login) = @_;	1645	my ($login) = @_;
1437		1646
1438	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1440	}	1649	}
1441		1650
1442	sub find($) {	1651	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1653	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1666	or return;
1458		1667
1459	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1460	or return;	1669	or return;
		1670
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1464	}	1674	}
1465	}	1675	}
1466	}	1676	}
1467		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
1468	sub save($) {	1691	sub save($) {
1469	my ($pl) = @_;	1692	my ($pl) = @_;
1470		1693
1471	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1472		1695
…		…
1477		1700
1478	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1480		1703
1481	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1708
1483	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1710	cf::cede_to_tick;
1485	}	1711	}
1486		1712
…		…
1518	my ($pl) = @_;	1744	my ($pl) = @_;
1519		1745
1520	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1521		1747
1522	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1523	$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
1524		1750
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1526	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1528	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1529		1759
1530	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1532	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1570		1800
1571	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1572	my $path = path $login;	1802	my $path = path $login;
1573		1803
1574	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1810	}
1580		1811
…		…
1584		1815
1585	\@logins	1816	\@logins
1586	}	1817	}
1587		1818
1588	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1589		1822
1590	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1591	player. May block.	1824	player. May block.
1592		1825
1593	=cut	1826	=cut
…		…
1611	}	1844	}
1612		1845
1613	\@paths	1846	\@paths
1614	}	1847	}
1615		1848
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1850
1618	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1852
1709	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1710		1854
1711	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1712		1856
…		…
1744		1888
1745	=cut	1889	=cut
1746		1890
1747	sub find_by_path($) {	1891	sub find_by_path($) {
1748	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1749		1895
1750	my ($match, $specificity);	1896	my ($match, $specificity);
1751		1897
1752	for my $region (list) {	1898	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1782	sub generate_random_map {	1928	sub generate_random_map {
1783	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1784		1930
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1932
1787	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1796	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1797	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1798	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1799	(cf::region::find $rmp->{region}), $rmp->{custom}
1800	)
1801	}	1934	}
1802		1935
1803	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1804		1937
1805	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
…		…
1810		1943
1811	sub register {	1944	sub register {
1812	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1813	my $pkg = caller;	1946	my $pkg = caller;
1814		1947
1815	no strict;
1816	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1817		1949
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	1951	}
1820		1952
1821	# also paths starting with '/'	1953	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		1955
1824	sub thawer_merge {	1956	sub thawer_merge {
1825	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1826		1958
1827	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1832	}	1964	}
1833		1965
1834	sub normalise {	1966	sub normalise {
1835	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1836		1968
1837	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1838		1970
1839	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1840		1972
1841	# map plan:	1973	# map plan:
1842	#	1974	#
…		…
1857	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1858	$path = "$base/$path";	1990	$path = "$base/$path";
1859	}	1991	}
1860		1992
1861	for ($path) {	1993	for ($path) {
1862	redo if s{//}{/};
1863	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1864	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1865	}	1996	}
1866		1997
1867	$path	1998	$path
…		…
1881	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1882	return $self;	2013	return $self;
1883	}	2014	}
1884	}	2015	}
1885		2016
1886	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1887	()	2018	()
1888	}	2019	}
1889		2020
		2021	# may re-bless or do other evil things
1890	sub init {	2022	sub init {
1891	my ($self) = @_;	2023	my ($self) = @_;
1892		2024
1893	$self	2025	$self
1894	}	2026	}
…		…
1925		2057
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1928	}	2060	}
1929		2061
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	2062	sub decay_objects {
1940	my ($self) = @_;	2063	my ($self) = @_;
1941		2064
1942	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1943		2066
…		…
1968	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1969		2092
1970	1	2093	1
1971	}	2094	}
1972		2095
		2096	# used to laod the header of an original map
1973	sub load_header_orig {	2097	sub load_header_orig {
1974	my ($self) = @_;	2098	my ($self) = @_;
1975		2099
1976	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1977	}	2101	}
1978		2102
		2103	# used to laod the header of an instantiated map
1979	sub load_header_temp {	2104	sub load_header_temp {
1980	my ($self) = @_;	2105	my ($self) = @_;
1981		2106
1982	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1983	}	2108	}
1984		2109
		2110	# called after loading the header from an instantiated map
1985	sub prepare_temp {	2111	sub prepare_temp {
1986	my ($self) = @_;	2112	my ($self) = @_;
1987		2113
1988	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1989	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1990	# safety	2116	# safety
1991	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1992	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1993	}	2119	}
1994		2120
		2121	# called after loading the header from an original map
1995	sub prepare_orig {	2122	sub prepare_orig {
1996	my ($self) = @_;	2123	my ($self) = @_;
1997		2124
1998	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1999	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2023		2150
2024	sub find;	2151	sub find;
2025	sub find {	2152	sub find {
2026	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
2027		2154
		2155	cf::cede_to_tick;
		2156
2028	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
2029		2158
2030	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2161
2033	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
2038	or return;	2164	or return;
2039		2165
2040	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
2041		2167
…		…
2043	or return;	2169	or return;
2044		2170
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
2048	undef $guard1;	2175	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2176	$map->reset;
2051	return find $path;	2177	return find $path;
2052	}	2178	}
2053		2179
2054	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
2055	}	2181	}
2056	}	2182	}
2057		2183
2058	sub pre_load { }	2184	sub pre_load { }
2059	sub post_load { }	2185	#sub post_load { } # XS
2060		2186
2061	sub load {	2187	sub load {
2062	my ($self) = @_;	2188	my ($self) = @_;
2063		2189
2064	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2067		2193
2068	{	2194	{
2069	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
2070		2196
2071	return unless $self->valid;	2197	return unless $self->valid;
2072	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
2073
2074	$self->in_memory (cf::MAP_LOADING);
2075		2199
2076	$self->alloc;	2200	$self->alloc;
2077		2201
2078	$self->pre_load;	2202	$self->pre_load;
2079	cf::cede_to_tick;	2203	cf::cede_to_tick;
2080		2204
		2205	if (exists $self->{load_path}) {
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2207	$f->skip_block;
2083	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2084	or return;	2209	or return;
2085		2210
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
2087	if delete $self->{load_original};	2212	if delete $self->{load_original};
2088		2213
2089	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2215	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2092	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2093	$self->clear_unique_items;	2218	$self->clear_unique_items;
2094	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2095	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2096	}	2222	}
2097	}	2223	}
2098	}
2099		2224
2100	$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);
2101		2232
2102	cf::cede_to_tick;	2233	cf::cede_to_tick;
2103	# now do the right thing for maps	2234	# now do the right thing for maps
2104	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2105	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2109	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2241	$self->decay_objects;
2111	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2112	$self->update_buttons;	2243	$self->update_buttons;
2113	cf::cede_to_tick;	2244	cf::cede_to_tick;
2114	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
2115	cf::cede_to_tick;
2116	$self->activate;
2117	}	2246	}
2118		2247
2119	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
2121
2122	$self->in_memory (cf::MAP_ACTIVE);
2123	}	2250	}
2124		2251
2125	$self->post_load;	2252	$self->post_load;
2126	}
2127		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2260	sub customise_for {
2129	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
2130		2262
2131	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2264	if $self->per_player;
…		…
2148	or next;	2280	or next;
2149	$neigh = find $neigh, $map	2281	$neigh = find $neigh, $map
2150	or next;	2282	or next;
2151	$neigh->load;	2283	$neigh->load;
2152		2284
		2285	# now find the diagonal neighbours
2153	push @neigh,	2286	push @neigh,
2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2287	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2288	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2156	}	2289	}
2157		2290
…		…
2164	}	2297	}
2165		2298
2166	sub find_sync {	2299	sub find_sync {
2167	my ($path, $origin) = @_;	2300	my ($path, $origin) = @_;
2168		2301
2169	cf::sync_job { find $path, $origin }	2302	# it's a bug to call this from the main context
		2303	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2304	if $Coro::current == $Coro::main;
		2305
		2306	find $path, $origin
2170	}	2307	}
2171		2308
2172	sub do_load_sync {	2309	sub do_load_sync {
2173	my ($map) = @_;	2310	my ($map) = @_;
2174		2311
		2312	# it's a bug to call this from the main context
2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2313	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2176	if $Coro::current == $Coro::main;	2314	if $Coro::current == $Coro::main;
2177		2315
2178	cf::sync_job { $map->load };	2316	$map->load;
2179	}	2317	}
2180		2318
2181	our %MAP_PREFETCH;	2319	our %MAP_PREFETCH;
2182	our $MAP_PREFETCHER = undef;	2320	our $MAP_PREFETCHER = undef;
2183		2321
2184	sub find_async {	2322	sub find_async {
2185	my ($path, $origin, $load) = @_;	2323	my ($path, $origin, $load) = @_;
2186		2324
2187	$path = normalise $path, $origin && $origin->{path};	2325	$path = normalise $path, $origin;
2188		2326
2189	if (my $map = $cf::MAP{$path}) {	2327	if (my $map = $cf::MAP{$path}) {
2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2328	return $map if !$load || $map->linkable;
2191	}	2329	}
2192		2330
2193	$MAP_PREFETCH{$path} |= $load;	2331	$MAP_PREFETCH{$path} |= $load;
2194		2332
2195	$MAP_PREFETCHER ||= cf::async {	2333	$MAP_PREFETCHER ||= cf::async {
…		…
2209	$MAP_PREFETCHER->prio (6);	2347	$MAP_PREFETCHER->prio (6);
2210		2348
2211	()	2349	()
2212	}	2350	}
2213		2351
		2352	# common code, used by both ->save and ->swapout
2214	sub save {	2353	sub _save {
2215	my ($self) = @_;	2354	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2355
2219	$self->{last_save} = $cf::RUNTIME;	2356	$self->{last_save} = $cf::RUNTIME;
2220		2357
2221	return unless $self->dirty;	2358	return unless $self->dirty;
2222		2359
…		…
2242	} else {	2379	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2381	}
2245	}	2382	}
2246		2383
		2384	sub save {
		2385	my ($self) = @_;
		2386
		2387	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2388
		2389	$self->_save;
		2390	}
		2391
2247	sub swap_out {	2392	sub swap_out {
2248	my ($self) = @_;	2393	my ($self) = @_;
2249		2394
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2396
		2397	return if !$self->linkable;
		2398	return if $self->{deny_save};
2255	return if $self->players;	2399	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2400
		2401	# first deactivate the map and "unlink" it from the core
		2402	$self->deactivate;
		2403	$_->clear_links_to ($self) for values %cf::MAP;
		2404	$self->state (cf::MAP_SWAPPED);
		2405
		2406	# then atomically save
		2407	$self->_save;
		2408
		2409	# then free the map
		2410	$self->clear;
		2411	}
		2412
		2413	sub reset_at {
		2414	my ($self) = @_;
		2415
		2416	# TODO: safety, remove and allow resettable per-player maps
2257	return if $self->{deny_save};	2417	return 1e99 if $self->{deny_reset};
2258		2418
		2419	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2420	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2421
		2422	$time + $to
		2423	}
		2424
		2425	sub should_reset {
		2426	my ($self) = @_;
		2427
		2428	$self->reset_at <= $cf::RUNTIME
		2429	}
		2430
		2431	sub reset {
		2432	my ($self) = @_;
		2433
		2434	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2435
		2436	return if $self->players;
		2437
		2438	cf::trace "resetting map ", $self->path, "\n";
		2439
2259	$self->in_memory (cf::MAP_SWAPPED);	2440	$self->state (cf::MAP_SWAPPED);
		2441
		2442	# need to save uniques path
		2443	unless ($self->{deny_save}) {
		2444	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2445
		2446	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2447	if $uniq;
		2448	}
		2449
		2450	delete $cf::MAP{$self->path};
2260		2451
2261	$self->deactivate;	2452	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2453	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->clear;	2454	$self->clear;
2264	}
2265
2266	sub reset_at {
2267	my ($self) = @_;
2268
2269	# TODO: safety, remove and allow resettable per-player maps
2270	return 1e99 if $self->{deny_reset};
2271
2272	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2274
2275	$time + $to
2276	}
2277
2278	sub should_reset {
2279	my ($self) = @_;
2280
2281	$self->reset_at <= $cf::RUNTIME
2282	}
2283
2284	sub reset {
2285	my ($self) = @_;
2286
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289	return if $self->players;
2290
2291	warn "resetting map ", $self->path;
2292
2293	$self->in_memory (cf::MAP_SWAPPED);
2294
2295	# need to save uniques path
2296	unless ($self->{deny_save}) {
2297	my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2300	if $uniq;
2301	}
2302
2303	delete $cf::MAP{$self->path};
2304
2305	$self->deactivate;
2306	$_->clear_links_to ($self) for values %cf::MAP;
2307	$self->clear;
2308		2455
2309	$self->unlink_save;	2456	$self->unlink_save;
2310	$self->destroy;	2457	$self->destroy;
2311	}	2458	}
2312		2459
…		…
2320		2467
2321	delete $cf::MAP{$self->path};	2468	delete $cf::MAP{$self->path};
2322		2469
2323	$self->unlink_save;	2470	$self->unlink_save;
2324		2471
2325	bless $self, "cf::map";	2472	bless $self, "cf::map::wrap";
2326	delete $self->{deny_reset};	2473	delete $self->{deny_reset};
2327	$self->{deny_save} = 1;	2474	$self->{deny_save} = 1;
2328	$self->reset_timeout (1);	2475	$self->reset_timeout (1);
2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2476	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330		2477
…		…
2387	: normalise $_	2534	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2535	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2536	]
2390	}	2537	}
2391		2538
		2539	=item cf::map::static_maps
		2540
		2541	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2542	file in the shared directory excluding F</styles> and F</editor>). May
		2543	block.
		2544
		2545	=cut
		2546
		2547	sub static_maps() {
		2548	my @dirs = "";
		2549	my @maps;
		2550
		2551	while (@dirs) {
		2552	my $dir = shift @dirs;
		2553
		2554	next if $dir eq "/styles" || $dir eq "/editor";
		2555
		2556	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2557	or return;
		2558
		2559	for (@$files) {
		2560	s/\.map$// or next;
		2561	utf8::decode $_;
		2562	push @maps, "$dir/$_";
		2563	}
		2564
		2565	push @dirs, map "$dir/$_", @$dirs;
		2566	}
		2567
		2568	\@maps
		2569	}
		2570
2392	=back	2571	=back
2393		2572
2394	=head3 cf::object	2573	=head3 cf::object
2395		2574
2396	=cut	2575	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2636	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2637	dialogue with the given NPC character.
2459		2638
2460	=cut	2639	=cut
2461		2640
		2641	our $SAY_CHANNEL = {
		2642	id => "say",
		2643	title => "Map",
		2644	reply => "say ",
		2645	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2646	};
		2647
		2648	our $CHAT_CHANNEL = {
		2649	id => "chat",
		2650	title => "Chat",
		2651	reply => "chat ",
		2652	tooltip => "Player chat and shouts, global to the server.",
		2653	};
		2654
2462	# rough implementation of a future "reply" method that works	2655	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2656	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2657	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2658	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2659	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2670	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2671	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2672
2480	} else {	2673	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2674	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2675	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2676	}
2484	}	2677	}
2485	}	2678	}
2486		2679
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2680	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2705
2513	=item $player_object->enter_link	2706	=item $player_object->enter_link
2514		2707
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2708	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2709
2517	The player should be reasonably safe there for short amounts of time. You	2710	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2711	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2712	though, as the player cannot control the character while it is on the link
		2713	map.
2519		2714
2520	Will never block.	2715	Will never block.
2521		2716
2522	=item $player_object->leave_link ($map, $x, $y)	2717	=item $player_object->leave_link ($map, $x, $y)
2523		2718
…		…
2543	sub cf::object::player::enter_link {	2738	sub cf::object::player::enter_link {
2544	my ($self) = @_;	2739	my ($self) = @_;
2545		2740
2546	$self->deactivate_recursive;	2741	$self->deactivate_recursive;
2547		2742
		2743	++$self->{_link_recursion};
		2744
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2745	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2746
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2747	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2748	if $self->map && $self->map->{path} ne "{link}";
2552		2749
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2750	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2751	}
2555		2752
2556	sub cf::object::player::leave_link {	2753	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2754	my ($self, $map, $x, $y) = @_;
2558		2755
…		…
2575	($x, $y) = (-1, -1)	2772	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2773	unless (defined $x) && (defined $y);
2577		2774
2578	# use -1 or undef as default coordinates, not 0, 0	2775	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2776	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2777	if $x <= 0 && $y <= 0;
2581		2778
2582	$map->load;	2779	$map->load;
2583	$map->load_neighbours;	2780	$map->load_neighbours;
2584		2781
2585	return unless $self->contr->active;	2782	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2783
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2784	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2785	if ($self->enter_map ($map, $x, $y)) {
2590	}	2786	# entering was successful
		2787	delete $self->{_link_recursion};
		2788	# only activate afterwards, to support waiting in hooks
		2789	$self->activate_recursive;
		2790	}
2591		2791
		2792	}
		2793
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2794	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2593		2795
2594	Moves the player to the given map-path and coordinates by first freezing	2796	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2797	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2798	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2799	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2800	be called at the end of this process.
2599		2801
		2802	Note that $check will be called with a potentially non-loaded map, so if
		2803	it needs a loaded map it has to call C<< ->load >>.
		2804
2600	=cut	2805	=cut
2601		2806
2602	our $GOTOGEN;	2807	our $GOTOGEN;
2603		2808
2604	sub cf::object::player::goto {	2809	sub cf::object::player::goto {
2605	my ($self, $path, $x, $y, $check, $done) = @_;	2810	my ($self, $path, $x, $y, $check, $done) = @_;
		2811
		2812	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2813	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2814	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2815	($path, $x, $y) = @$EMERGENCY_POSITION;
		2816	}
2606		2817
2607	# do generation counting so two concurrent goto's will be executed in-order	2818	# do generation counting so two concurrent goto's will be executed in-order
2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2819	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2609		2820
2610	$self->enter_link;	2821	$self->enter_link;
…		…
2630	($path, $x, $y) = (undef, undef, undef);	2841	($path, $x, $y) = (undef, undef, undef);
2631	}	2842	}
2632	}	2843	}
2633		2844
2634	my $map = eval {	2845	my $map = eval {
2635	my $map = defined $path ? cf::map::find $path : undef;	2846	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2636		2847
2637	if ($map) {	2848	if ($map) {
2638	$map = $map->customise_for ($self);	2849	$map = $map->customise_for ($self);
2639	$map = $check->($map) if $check && $map;	2850	$map = $check->($map, $x, $y, $self) if $check && $map;
2640	} else {	2851	} else {
2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2852	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2642	}	2853	}
2643		2854
2644	$map	2855	$map
…		…
2652	if ($gen == $self->{_goto_generation}) {	2863	if ($gen == $self->{_goto_generation}) {
2653	delete $self->{_goto_generation};	2864	delete $self->{_goto_generation};
2654	$self->leave_link ($map, $x, $y);	2865	$self->leave_link ($map, $x, $y);
2655	}	2866	}
2656		2867
2657	$done->() if $done;	2868	$done->($self) if $done;
2658	})->prio (1);	2869	})->prio (1);
2659	}	2870	}
2660		2871
2661	=item $player_object->enter_exit ($exit_object)	2872	=item $player_object->enter_exit ($exit_object)
2662		2873
…		…
2682	}	2893	}
2683		2894
2684	sub prepare_random_map {	2895	sub prepare_random_map {
2685	my ($exit) = @_;	2896	my ($exit) = @_;
2686		2897
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2898	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2899	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2900	# that depends on the exit object
2692		2901
2693	my $rmp = parse_random_map_params $exit->msg;	2902	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2904	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2905	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2906	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2907	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2908	$rmp->{origin_y} = $exit->y;
		2909
		2910	$exit->map->touch;
2700	}	2911	}
2701		2912
2702	$rmp->{random_seed} ||= $exit->random_seed;	2913	$rmp->{random_seed} ||= $exit->random_seed;
2703		2914
2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);	2915	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2916	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2917	my $meta = "$RANDOMDIR/$md5.meta";
2707		2918
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2919	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2920	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2921	undef $fh;
2711	aio_rename "$meta~", $meta;	2922	aio_rename "$meta~", $meta;
2712		2923
		2924	my $slaying = "?random/$md5";
		2925
		2926	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2927	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2928	$exit->msg (undef);
		2929	}
2715	}	2930	}
2716	}	2931	}
2717		2932
2718	sub cf::object::player::enter_exit {	2933	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2934	my ($self, $exit) = @_;
2720		2935
2721	return unless $self->type == cf::PLAYER;	2936	return unless $self->type == cf::PLAYER;
2722		2937
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2938	$self->enter_link;
2735		2939
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2940	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2941	$Coro::current->{desc} = "enter_exit";
2742		2942
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2943	unless (eval {
		2944	$self->deactivate_recursive; # just to be sure
		2945
		2946	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2947	my $x = $exit->stats->hp;
		2948	my $y = $exit->stats->sp;
		2949
		2950	# special map handling
		2951	my $slaying = $exit->slaying;
		2952
		2953	# special map handling
		2954	if ($slaying eq "/!") {
		2955	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2956
		2957	prepare_random_map $exit
		2958	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2959
		2960	$map = $exit->slaying;
		2961
		2962	} elsif ($slaying eq '!up') {
		2963	$map = $exit->map->tile_path (cf::TILE_UP);
		2964	$x = $exit->x;
		2965	$y = $exit->y;
		2966
		2967	} elsif ($slaying eq '!down') {
		2968	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2969	$x = $exit->x;
		2970	$y = $exit->y;
		2971	}
		2972
2745	$self->goto ($slaying, $hp, $sp);	2973	$self->goto ($map, $x, $y);
2746		2974
		2975	# if exit is damned, update players death & WoR home-position
		2976	$self->contr->savebed ($map, $x, $y)
		2977	if $exit->flag (cf::FLAG_DAMNED);
		2978
2747	1;	2979	1
2748	}) {	2980	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2981	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2982	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2983	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2984	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2985
2754	warn "ERROR in enter_exit: $@";	2986	error "ERROR in enter_exit: $@";
2755	$self->leave_link;	2987	$self->leave_link;
2756	}	2988	}
2757	})->prio (1);	2989	})->prio (1);
2758	}	2990	}
2759		2991
…		…
2771	sub cf::client::send_drawinfo {	3003	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	3004	my ($self, $text, $flags) = @_;
2773		3005
2774	utf8::encode $text;	3006	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3007	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3008	}
		3009
		3010	=item $client->send_big_packet ($pkt)
		3011
		3012	Like C<send_packet>, but tries to compress large packets, and fragments
		3013	them as required.
		3014
		3015	=cut
		3016
		3017	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3018
		3019	sub cf::client::send_big_packet {
		3020	my ($self, $pkt) = @_;
		3021
		3022	# try lzf for large packets
		3023	$pkt = "lzf " . Compress::LZF::compress $pkt
		3024	if 1024 <= length $pkt and $self->{can_lzf};
		3025
		3026	# split very large packets
		3027	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3028	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3029	$pkt = "frag";
		3030	}
		3031
		3032	$self->send_packet ($pkt);
2776	}	3033	}
2777		3034
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	3035	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		3036
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	3037	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		3041
2785	=cut	3042	=cut
2786		3043
2787	# non-persistent channels (usually the info channel)	3044	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	3045	our %CHANNEL = (
		3046	"c/motd" => {
		3047	id => "infobox",
		3048	title => "MOTD",
		3049	reply => undef,
		3050	tooltip => "The message of the day",
		3051	},
2789	"c/identify" => {	3052	"c/identify" => {
2790	id => "infobox",	3053	id => "infobox",
2791	title => "Identify",	3054	title => "Identify",
2792	reply => undef,	3055	reply => undef,
2793	tooltip => "Items recently identified",	3056	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	3058	"c/examine" => {
2796	id => "infobox",	3059	id => "infobox",
2797	title => "Examine",	3060	title => "Examine",
2798	reply => undef,	3061	reply => undef,
2799	tooltip => "Signs and other items you examined",	3062	tooltip => "Signs and other items you examined",
		3063	},
		3064	"c/shopinfo" => {
		3065	id => "infobox",
		3066	title => "Shop Info",
		3067	reply => undef,
		3068	tooltip => "What your bargaining skill tells you about the shop",
2800	},	3069	},
2801	"c/book" => {	3070	"c/book" => {
2802	id => "infobox",	3071	id => "infobox",
2803	title => "Book",	3072	title => "Book",
2804	reply => undef,	3073	reply => undef,
…		…
2820	id => "infobox",	3089	id => "infobox",
2821	title => "Body Parts",	3090	title => "Body Parts",
2822	reply => undef,	3091	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	3092	tooltip => "Shows which body parts you posess and are available",
2824	},	3093	},
		3094	"c/statistics" => {
		3095	id => "infobox",
		3096	title => "Statistics",
		3097	reply => undef,
		3098	tooltip => "Shows your primary statistics",
		3099	},
		3100	"c/skills" => {
		3101	id => "infobox",
		3102	title => "Skills",
		3103	reply => undef,
		3104	tooltip => "Shows your experience per skill and item power",
		3105	},
		3106	"c/shopitems" => {
		3107	id => "infobox",
		3108	title => "Shop Items",
		3109	reply => undef,
		3110	tooltip => "Shows the items currently for sale in this shop",
		3111	},
		3112	"c/resistances" => {
		3113	id => "infobox",
		3114	title => "Resistances",
		3115	reply => undef,
		3116	tooltip => "Shows your resistances",
		3117	},
		3118	"c/pets" => {
		3119	id => "infobox",
		3120	title => "Pets",
		3121	reply => undef,
		3122	tooltip => "Shows information abotu your pets/a specific pet",
		3123	},
		3124	"c/perceiveself" => {
		3125	id => "infobox",
		3126	title => "Perceive Self",
		3127	reply => undef,
		3128	tooltip => "You gained detailed knowledge about yourself",
		3129	},
2825	"c/uptime" => {	3130	"c/uptime" => {
2826	id => "infobox",	3131	id => "infobox",
2827	title => "Uptime",	3132	title => "Uptime",
2828	reply => undef,	3133	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	3134	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	3137	id => "infobox",
2833	title => "Map Info",	3138	title => "Map Info",
2834	reply => undef,	3139	reply => undef,
2835	tooltip => "Information related to the maps",	3140	tooltip => "Information related to the maps",
2836	},	3141	},
		3142	"c/party" => {
		3143	id => "party",
		3144	title => "Party",
		3145	reply => "gsay ",
		3146	tooltip => "Messages and chat related to your party",
		3147	},
		3148	"c/death" => {
		3149	id => "death",
		3150	title => "Death",
		3151	reply => undef,
		3152	tooltip => "Reason for and more info about your most recent death",
		3153	},
		3154	"c/say" => $SAY_CHANNEL,
		3155	"c/chat" => $CHAT_CHANNEL,
2837	);	3156	);
2838		3157
2839	sub cf::client::send_msg {	3158	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3159	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3160
2842	$msg = $self->pl->expand_cfpod ($msg);	3161	$msg = $self->pl->expand_cfpod ($msg)
		3162	unless $color & cf::NDI_VERBATIM;
2843		3163
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3164	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3165
2846	# check predefined channels, for the benefit of C	3166	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3167	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3168	$channel = $CHANNEL{$channel};
2849		3169
2850	$self->ext_msg (channel_info => $channel)	3170	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3171	$channel = $channel->{id};
2854		3172
2855	} elsif (ref $channel) {	3173	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3174	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3175	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3176	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3177	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3178	}
2862		3179
2863	$channel = $channel->{id};	3180	$channel = $channel->{id};
2864	}	3181	}
2865		3182
2866	return unless @extra || length $msg;	3183	return unless @extra || length $msg;
2867		3184
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3185	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3186	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3187	if $color & cf::NDI_DEF;
2872		3188
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3189	my $pkt = "msg "
		3190	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3191	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3192	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3193
2887	$color &= cf::NDI_COLOR_MASK;	3194	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3195	}
2901		3196
2902	=item $client->ext_msg ($type, @msg)	3197	=item $client->ext_msg ($type, @msg)
2903		3198
2904	Sends an ext event to the client.	3199	Sends an ext event to the client.
…		…
2907		3202
2908	sub cf::client::ext_msg($$@) {	3203	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3204	my ($self, $type, @msg) = @_;
2910		3205
2911	if ($self->extcmd == 2) {	3206	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3207	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3208	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3209	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3211	}
2917	}	3212	}
2918		3213
2919	=item $client->ext_reply ($msgid, @msg)	3214	=item $client->ext_reply ($msgid, @msg)
2920		3215
…		…
2924		3219
2925	sub cf::client::ext_reply($$@) {	3220	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3221	my ($self, $id, @msg) = @_;
2927		3222
2928	if ($self->extcmd == 2) {	3223	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3224	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3225	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3226	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3227	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3229	}
2935	}	3230	}
2936		3231
2937	=item $success = $client->query ($flags, "text", \&cb)	3232	=item $success = $client->query ($flags, "text", \&cb)
2938		3233
…		…
3009		3304
3010	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
3011	if $reply;	3306	if $reply;
3012		3307
3013	} else {	3308	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3310	}
3016		3311
3017	cf::override;	3312	cf::override;
3018	},	3313	},
3019	);	3314	);
…		…
3039		3334
3040	$coro	3335	$coro
3041	}	3336	}
3042		3337
3043	cf::client->attach (	3338	cf::client->attach (
3044	on_destroy => sub {	3339	on_client_destroy => sub {
3045	my ($ns) = @_;	3340	my ($ns) = @_;
3046		3341
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3343	},
3049	);	3344	);
…		…
3065	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
3066		3361
3067	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
3068		3363
3069	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
3072	sort time	3367	sort time
3073	));	3368	));
3074		3369
3075	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
3078		3373
3079	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
3080		3375
3081	cf::object	3376	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3377	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3378	insert remove name archname title slaying race decrease split
		3379	value
3084		3380
3085	cf::object::player	3381	cf::object::player
3086	player	3382	player
3087		3383
3088	cf::player	3384	cf::player
…		…
3093		3389
3094	=cut	3390	=cut
3095		3391
3096	for (	3392	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3395	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
3103	) {	3399	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3402	for @funs;
3108	}	3403	}
3109		3404
…		…
3124		3419
3125	my $qcode = $code;	3420	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
3128		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
3129	local $_;	3427	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3428
3132	my $eval =	3429	my $eval =
3133	"do {\n"	3430	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3433	. $code
3137	. "\n}"	3434	. "\n}"
3138	;	3435	;
3139		3436
		3437	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
3143		3446
3144	if ($@) {	3447	if ($@) {
3145	warn "$@";	3448	warn "$@",
3146	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
3148	}	3451	}
3149		3452
3150	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
3151	}	3454	}
3152		3455
…		…
3166	=cut	3469	=cut
3167		3470
3168	sub register_script_function {	3471	sub register_script_function {
3169	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
3170		3473
3171	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
3173	}	3476	}
3174		3477
3175	=back	3478	=back
3176		3479
3177	=cut	3480	=cut
…		…
3186	# for this (global event?)	3489	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3491
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3493
3191	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3192		3495
3193	my $facedata;	3496	my $facedata = decode_storable load_file $path;
3194	0 < aio_load $path, $facedata
3195	or die "$path: $!";
3196
3197	$facedata = Coro::Storable::thaw $facedata;
3198		3497
3199	$facedata->{version} == 2	3498	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3500
3202	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3504	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3206	};	3507	};
3207	cf::cede_to_tick;	3508	cf::cede_to_tick;
3208		3509
3209	{	3510	{
3210	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3515
3215	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3219		3521
3220	cf::cede_to_tick;	3522	cf::cede_to_tick;
3221	}	3523	}
3222		3524
3223	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
…		…
3228		3530
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3534	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3536	}
3235		3537
3236	cf::cede_to_tick;	3538	cf::cede_to_tick;
3237	}	3539	}
3238	}	3540	}
…		…
3247		3549
3248	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3249	}	3551	}
3250		3552
3251	{	3553	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3255		3555
3256	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3557	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3558	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3559
3261	if ($info->{type} & 1) {	3560	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3561	cf::face::set_type $idx, $info->{type};
3276	} else {	3562	} else {
3277	$RESOURCE{$name} = $info;	3563	$RESOURCE{$name} = $info; # unused
3278	}	3564	}
3279		3565
3280	cf::cede_to_tick;	3566	cf::cede_to_tick;
3281	}	3567	}
3282	}	3568	}
3283		3569
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3570	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3571
3286	1	3572	1
3287	}	3573	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3574
3309	register_exticmd fx_want => sub {	3575	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3576	my ($ns, $want) = @_;
3311		3577
3312	while (my ($k, $v) = each %$want) {	3578	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3579	$ns->fx_want ($k, $v);
3314	}	3580	}
3315	};	3581	};
		3582
		3583	sub load_resource_file($) {
		3584	my $guard = lock_acquire "load_resource_file";
		3585
		3586	my $status = load_resource_file_ $_[0];
		3587	get_slot 0.1, 100;
		3588	cf::arch::commit_load;
		3589
		3590	$status
		3591	}
3316		3592
3317	sub reload_regions {	3593	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3594	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3595	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3596	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3334	}	3610	}
3335		3611
3336	sub reload_archetypes {	3612	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3613	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3614	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3615	}
3345		3616
3346	sub reload_treasures {	3617	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3618	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3619	or die "unable to load treasurelists\n";
3349	}	3620	}
3350		3621
		3622	sub reload_sound {
		3623	trace "loading sound config from $DATADIR/sound\n";
		3624
		3625	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3626
		3627	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3628	my $sound = $soundconf->{compat}[$_]
		3629	or next;
		3630
		3631	my $face = cf::face::find "sound/$sound->[1]";
		3632	cf::sound::set $sound->[0] => $face;
		3633	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3634	}
		3635
		3636	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3637	my $face = cf::face::find "sound/$v";
		3638	cf::sound::set $k => $face;
		3639	}
		3640	}
		3641
3351	sub reload_resources {	3642	sub reload_resources {
3352	warn "reloading resource files...\n";	3643	trace "reloading resource files...\n";
3353		3644
		3645	reload_exp_table;
		3646	reload_materials;
		3647	reload_facedata;
		3648	reload_sound;
		3649	reload_archetypes;
3354	reload_regions;	3650	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3651	reload_treasures;
3359		3652
3360	warn "finished reloading resource files\n";	3653	trace "finished reloading resource files\n";
3361	}
3362
3363	sub init {
3364	reload_resources;
3365	}	3654	}
3366		3655
3367	sub reload_config {	3656	sub reload_config {
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3657	trace "reloading config file...\n";
3369	or return;
3370		3658
3371	local $/;	3659	my $config = load_file "$CONFDIR/config";
3372	*CFG = YAML::Load <$fh>;	3660	utf8::decode $config;
		3661	*CFG = decode_yaml $config;
3373		3662
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3663	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3375		3664
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3665	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3666	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3378		3667
3379	if (exists $CFG{mlockall}) {	3668	if (exists $CFG{mlockall}) {
…		…
3383	};	3672	};
3384	warn $@ if $@;	3673	warn $@ if $@;
3385	}	3674	}
3386	}	3675	}
3387		3676
		3677	sub pidfile() {
		3678	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3679	or die "$PIDFILE: $!";
		3680	flock $fh, &Fcntl::LOCK_EX
		3681	or die "$PIDFILE: flock: $!";
		3682	$fh
		3683	}
		3684
		3685	# make sure only one server instance is running at any one time
		3686	sub atomic {
		3687	my $fh = pidfile;
		3688
		3689	my $pid = <$fh>;
		3690	kill 9, $pid if $pid > 0;
		3691
		3692	seek $fh, 0, 0;
		3693	print $fh $$;
		3694	}
		3695
		3696	sub main_loop {
		3697	trace "EV::loop starting\n";
		3698	if (1) {
		3699	EV::loop;
		3700	}
		3701	trace "EV::loop returned\n";
		3702	goto &main_loop unless $REALLY_UNLOOP;
		3703	}
		3704
3388	sub main {	3705	sub main {
		3706	cf::init_globals; # initialise logging
		3707
		3708	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3709	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3710	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3711	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3712
		3713	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3714
3389	# we must not ever block the main coroutine	3715	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3716	local $Coro::idle = sub {
3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3717	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3392	(async {	3718	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3719	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3720	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3721	})->prio (Coro::PRIO_MAX);
3396	};	3722	};
3397		3723
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3724	evthread_start IO::AIO::poll_fileno;
3404	EV::loop;	3725
		3726	cf::sync_job {
		3727	cf::incloader::init ();
		3728
		3729	cf::init_anim;
		3730	cf::init_attackmess;
		3731	cf::init_dynamic;
		3732
		3733	cf::load_settings;
		3734
		3735	reload_resources;
		3736	reload_config;
		3737	db_init;
		3738
		3739	cf::init_uuid;
		3740	cf::init_signals;
		3741	cf::init_skills;
		3742
		3743	cf::init_beforeplay;
		3744
		3745	atomic;
		3746
		3747	load_extensions;
		3748
		3749	utime time, time, $RUNTIMEFILE;
		3750
		3751	# no (long-running) fork's whatsoever before this point(!)
		3752	use POSIX ();
		3753	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3754
		3755	cf::_post_init 0;
		3756	};
		3757
		3758	cf::object::thawer::errors_are_fatal 0;
		3759	info "parse errors in files are no longer fatal from this point on.\n";
		3760
		3761	my $free_main; $free_main = EV::idle sub {
		3762	undef $free_main;
		3763	undef &main; # free gobs of memory :)
		3764	};
		3765
		3766	goto &main_loop;
3405	}	3767	}
3406		3768
3407	#############################################################################	3769	#############################################################################
3408	# initialisation and cleanup	3770	# initialisation and cleanup
3409		3771
3410	# install some emergency cleanup handlers	3772	# install some emergency cleanup handlers
3411	BEGIN {	3773	BEGIN {
3412	our %SIGWATCHER = ();	3774	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3775	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3776	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3777	cf::cleanup "SIG$signal";
3416	};	3778	};
3417	}	3779	}
3418	}	3780	}
3419		3781
3420	sub write_runtime_sync {	3782	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3783	my $t0 = AE::time;
3422		3784
3423	# first touch the runtime file to show we are still running:	3785	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3786	# the fsync below can take a very very long time.
3425		3787
3426	IO::AIO::aio_utime $runtime, undef, undef;	3788	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3789
3428	my $guard = cf::lock_acquire "write_runtime";	3790	my $guard = cf::lock_acquire "write_runtime";
3429		3791
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3793	or return;
3432		3794
3433	my $value = $cf::RUNTIME + 90 + 10;	3795	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3796	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3797	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3807	aio_utime $fh, undef, undef;
3446		3808
3447	close $fh	3809	close $fh
3448	or return;	3810	or return;
3449		3811
3450	aio_rename "$runtime~", $runtime	3812	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3813	and return;
3452		3814
3453	warn "runtime file written.\n";	3815	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3816
3455	1	3817	1
3456	}	3818	}
3457		3819
3458	our $uuid_lock;	3820	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3829	my $uuid = "$LOCALDIR/uuid";
3468		3830
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3831	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3832	or return;
3471		3833
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3834	my $value = uuid_seq uuid_cur;
		3835
		3836	unless ($value) {
		3837	info "cowardly refusing to write zero uuid value!\n";
		3838	return;
		3839	}
		3840
		3841	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3842	$uuid_skip = 0;
3474		3843
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3844	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3845	and return;
3477		3846
…		…
3483	or return;	3852	or return;
3484		3853
3485	aio_rename "$uuid~", $uuid	3854	aio_rename "$uuid~", $uuid
3486	and return;	3855	and return;
3487		3856
3488	warn "uuid file written ($value).\n";	3857	trace "uuid file written ($value).\n";
3489		3858
3490	1	3859	1
3491		3860
3492	}	3861	}
3493		3862
…		…
3499	}	3868	}
3500		3869
3501	sub emergency_save() {	3870	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3871	my $freeze_guard = cf::freeze_mainloop;
3503		3872
3504	warn "enter emergency perl save\n";	3873	info "emergency_perl_save: enter\n";
		3874
		3875	# this is a trade-off: we want to be very quick here, so
		3876	# save all maps without fsync, and later call a global sync
		3877	# (which in turn might be very very slow)
		3878	local $USE_FSYNC = 0;
3505		3879
3506	cf::sync_job {	3880	cf::sync_job {
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
3507	# use a peculiar iteration method to avoid tripping on perl	3883	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3884	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3885	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3886	info "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3887	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3888	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3889	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3890	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3891	$pl->save;
3516	}	3892	}
3517	warn "end emergency player save\n";	3893	info "emergency_perl_save: end player save\n";
3518		3894
3519	warn "begin emergency map save\n";	3895	cf::write_runtime_sync; # external watchdog should not bark
		3896
		3897	info "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3898	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3899	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3900	$map->valid or next;
3523	$map->save;	3901	$map->save;
3524	}	3902	}
3525	warn "end emergency map save\n";	3903	info "emergency_perl_save: end map save\n";
3526		3904
3527	warn "begin emergency database checkpoint\n";	3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
		3907	info "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3908	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3909	info "emergency_perl_save: end database checkpoint\n";
3530		3910
3531	warn "begin write uuid\n";	3911	info "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3912	write_uuid_sync 1;
3533	warn "end write uuid\n";	3913	info "emergency_perl_save: end write uuid\n";
		3914
		3915	cf::write_runtime_sync; # external watchdog should not bark
		3916
		3917	trace "emergency_perl_save: syncing database to disk";
		3918	BDB::db_env_txn_checkpoint $DB_ENV;
		3919
		3920	info "emergency_perl_save: starting sync\n";
		3921	IO::AIO::aio_sync sub {
		3922	info "emergency_perl_save: finished sync\n";
		3923	};
		3924
		3925	cf::write_runtime_sync; # external watchdog should not bark
		3926
		3927	trace "emergency_perl_save: flushing outstanding aio requests";
		3928	while (IO::AIO::nreqs || BDB::nreqs) {
		3929	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3930	}
		3931
		3932	cf::write_runtime_sync; # external watchdog should not bark
3534	};	3933	};
3535		3934
3536	warn "leave emergency perl save\n";	3935	info "emergency_perl_save: leave\n";
3537	}	3936	}
3538		3937
3539	sub post_cleanup {	3938	sub post_cleanup {
3540	my ($make_core) = @_;	3939	my ($make_core) = @_;
3541		3940
		3941	IO::AIO::flush;
		3942
3542	warn Carp::longmess "post_cleanup backtrace"	3943	error Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	3944	if $make_core;
		3945
		3946	my $fh = pidfile;
		3947	unlink $PIDFILE if <$fh> == $$;
		3948	}
		3949
		3950	# a safer delete_package, copied from Symbol
		3951	sub clear_package($) {
		3952	my $pkg = shift;
		3953
		3954	# expand to full symbol table name if needed
		3955	unless ($pkg =~ /^main::.*::$/) {
		3956	$pkg = "main$pkg" if $pkg =~ /^::/;
		3957	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3958	$pkg .= '::' unless $pkg =~ /::$/;
		3959	}
		3960
		3961	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3962	my $stem_symtab = *{$stem}{HASH};
		3963
		3964	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3965	or return;
		3966
		3967	# clear all symbols
		3968	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3969	for my $name (keys %$leaf_symtab) {
		3970	_gv_clear *{"$pkg$name"};
		3971	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3972	}
3544	}	3973	}
3545		3974
3546	sub do_reload_perl() {	3975	sub do_reload_perl() {
3547	# can/must only be called in main	3976	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3977	unless (in_main) {
3549	warn "can only reload from main coroutine";	3978	error "can only reload from main coroutine";
3550	return;	3979	return;
3551	}	3980	}
3552		3981
3553	warn "reloading...";	3982	return if $RELOAD++;
3554		3983
3555	warn "entering sync_job";	3984	my $t1 = AE::time;
3556		3985
		3986	while ($RELOAD) {
		3987	cf::get_slot 0.1, -1, "reload_perl";
		3988	info "perl_reload: reloading...";
		3989
		3990	trace "perl_reload: entering sync_job";
		3991
3557	cf::sync_job {	3992	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3993	#cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark
3561		3994
3562	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;
3564
3565	# if anything goes wrong in here, we should simply crash as we already saved
3566
3567	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;
3573	warn "iterate...";
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";	3995	trace "perl_reload: cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;	3996	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();	3997	%EXT_CORO = ();
3581		3998
3582	warn "removing commands";	3999	trace "perl_reload: removing commands";
3583	%COMMAND = ();	4000	%COMMAND = ();
3584		4001
3585	warn "removing ext/exti commands";	4002	trace "perl_reload: removing ext/exti commands";
3586	%EXTCMD = ();	4003	%EXTCMD = ();
3587	%EXTICMD = ();	4004	%EXTICMD = ();
3588		4005
3589	warn "unloading/nuking all extensions";	4006	trace "perl_reload: unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {	4007	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";	4008	trace "... unloading $pkg";
3592		4009
3593	if (my $cb = $pkg->can ("unload")) {	4010	if (my $cb = $pkg->can ("unload")) {
3594	eval {	4011	eval {
3595	$cb->($pkg);	4012	$cb->($pkg);
3596	1	4013	1
3597	} or warn "$pkg unloaded, but with errors: $@";	4014	} or error "$pkg unloaded, but with errors: $@";
		4015	}
		4016
		4017	trace "... clearing $pkg";
		4018	clear_package $pkg;
3598	}	4019	}
3599		4020
3600	warn "... nuking $pkg";
3601	Symbol::delete_package $pkg;
3602	}
3603
3604	warn "unloading all perl modules loaded from $LIBDIR";	4021	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3605	while (my ($k, $v) = each %INC) {	4022	while (my ($k, $v) = each %INC) {
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4023	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		4024
3608	warn "... unloading $k";	4025	trace "... unloading $k";
3609	delete $INC{$k};	4026	delete $INC{$k};
3610		4027
3611	$k =~ s/\.pm$//;	4028	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;	4029	$k =~ s/\//::/g;
3613		4030
3614	if (my $cb = $k->can ("unload_module")) {	4031	if (my $cb = $k->can ("unload_module")) {
3615	$cb->();	4032	$cb->();
		4033	}
		4034
		4035	clear_package $k;
3616	}	4036	}
3617		4037
3618	Symbol::delete_package $k;
3619	}
3620
3621	warn "getting rid of safe::, as good as possible";	4038	trace "perl_reload: getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	4039	clear_package "safe::$_"
3623	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4040	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3624		4041
3625	warn "unloading cf.pm \"a bit\"";	4042	trace "perl_reload: unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	4043	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	4044	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		4045
3629	# don't, removes xs symbols, too,	4046	# don't, removes xs symbols, too,
3630	# and global variables created in xs	4047	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	4048	#clear_package __PACKAGE__;
3632		4049
3633	warn "unload completed, starting to reload now";	4050	info "perl_reload: unload completed, starting to reload now";
3634		4051
3635	warn "reloading cf.pm";	4052	trace "perl_reload: reloading cf.pm";
3636	require cf;	4053	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4054	cf::_connect_to_perl_1;
3638		4055
3639	warn "loading config and database again";	4056	trace "perl_reload: loading config and database again";
3640	cf::reload_config;	4057	cf::reload_config;
3641		4058
3642	warn "loading extensions";	4059	trace "perl_reload: loading extensions";
3643	cf::load_extensions;	4060	cf::load_extensions;
3644		4061
		4062	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	4063	trace "perl_reload: reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	4064	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	4065	trace "perl_reload: reattaching attachments to maps";
3648	reattach $_ for values %MAP;	4066	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	4067	trace "perl_reload: reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	4068	reattach $_ for values %PLAYER;
		4069	}
3651		4070
3652	warn "leaving sync_job";	4071	cf::_post_init 1;
3653		4072
		4073	trace "perl_reload: leaving sync_job";
		4074
3654	1	4075	1
3655	} or do {	4076	} or do {
3656	warn $@;	4077	error $@;
3657	cf::cleanup "error while reloading, exiting.";	4078	cf::cleanup "perl_reload: error, exiting.";
		4079	};
		4080
		4081	--$RELOAD;
3658	};	4082	}
3659		4083
3660	warn "reloaded";	4084	$t1 = AE::time - $t1;
		4085	info "perl_reload: completed in ${t1}s\n";
3661	};	4086	};
3662		4087
3663	our $RELOAD_WATCHER; # used only during reload	4088	our $RELOAD_WATCHER; # used only during reload
3664		4089
3665	sub reload_perl() {	4090	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	4091	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	4092	# coro crashes during coro_state_free->destroy here.
3668		4093
		4094	$RELOAD_WATCHER ||= cf::async {
		4095	Coro::AIO::aio_wait cache_extensions;
		4096
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4097	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	4098	do_reload_perl;
3671	undef $RELOAD_WATCHER;	4099	undef $RELOAD_WATCHER;
		4100	};
3672	};	4101	};
3673	}	4102	}
3674		4103
3675	register_command "reload" => sub {	4104	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	4105	my ($who, $arg) = @_;
…		…
3682	reload_perl;	4111	reload_perl;
3683	};	4112	};
3684	}	4113	}
3685	};	4114	};
3686		4115
3687	unshift @INC, $LIBDIR;	4116	#############################################################################
3688		4117
3689	my $bug_warning = 0;	4118	my $bug_warning = 0;
3690		4119
3691	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;
3693
3694	sub wait_for_tick {	4120	sub wait_for_tick() {
3695	return if tick_inhibit;	4121	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3696	return if $Coro::current == $Coro::main;
3697		4122
3698	my $signal = new Coro::Signal;	4123	$WAIT_FOR_TICK->wait;
3699	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;
3701	}	4124	}
3702		4125
3703	sub wait_for_tick_begin {	4126	sub wait_for_tick_begin() {
3704	return if tick_inhibit;	4127	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3705	return if $Coro::current == $Coro::main;
3706		4128
3707	my $signal = new Coro::Signal;	4129	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	4130	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	4131	$signal->wait;
3710	}	4132	}
…		…
3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4136	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3715	unless ++$bug_warning > 10;	4137	unless ++$bug_warning > 10;
3716	return;	4138	return;
3717	}	4139	}
3718		4140
3719	cf::server_tick; # one server iteration	4141	cf::one_tick; # one server iteration
		4142
		4143	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3720		4144
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4145	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4146	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3723	Coro::async_pool {	4147	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	4148	$Coro::current->{desc} = "runtime saver";
3725	write_runtime_sync	4149	write_runtime_sync
3726	or warn "ERROR: unable to write runtime file: $!";	4150	or error "ERROR: unable to write runtime file: $!";
3727	};	4151	};
3728	}	4152	}
3729		4153
3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4154	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3731	$sig->send;	4155	$sig->send;
3732	}	4156	}
3733	while (my $sig = shift @WAIT_FOR_TICK) {	4157	$WAIT_FOR_TICK->broadcast;
3734	$sig->send;
3735	}
3736		4158
3737	$LOAD = ($NOW - $TICK_START) / $TICK;	4159	$LOAD = ($NOW - $TICK_START) / $TICK;
3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3739		4161
3740	if (0) {	4162	if (0) {
3741	if ($NEXT_TICK) {	4163	if ($NEXT_TICK) {
3742	my $jitter = $TICK_START - $NEXT_TICK;	4164	my $jitter = $TICK_START - $NEXT_TICK;
3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4165	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3744	warn "jitter $JITTER\n";#d#	4166	debug "jitter $JITTER\n";#d#
3745	}	4167	}
3746	}	4168	}
3747	}	4169	}
3748		4170
3749	{	4171	{
3750	# configure BDB	4172	# configure BDB
3751		4173
3752	BDB::min_parallel 8;	4174	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	4175	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	4176	$AnyEvent::BDB::WATCHER->priority (1);
3755		4177
3756	unless ($DB_ENV) {	4178	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	4179	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4180	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| BDB::LOG_AUTOREMOVE, 1);	4181	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4182	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4183	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4184	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		4185
3763	cf::sync_job {	4186	cf::sync_job {
3764	eval {	4187	eval {
…		…
3790	{	4213	{
3791	# configure IO::AIO	4214	# configure IO::AIO
3792		4215
3793	IO::AIO::min_parallel 8;	4216	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4217	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4218	undef $AnyEvent::AIO::WATCHER;
3796	}	4219	}
3797		4220
3798	my $_log_backtrace;	4221	our $_log_backtrace;
		4222	our $_log_backtrace_last;
3799		4223
3800	sub _log_backtrace {	4224	sub _log_backtrace {
3801	my ($msg, @addr) = @_;	4225	my ($msg, @addr) = @_;
3802		4226
3803	$msg =~ s/\n//;	4227	$msg =~ s/\n$//;
3804		4228
		4229	if ($_log_backtrace_last eq $msg) {
		4230	LOG llevInfo, "[ABT] $msg\n";
		4231	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3805	# limit the # of concurrent backtraces	4232	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4233	} elsif ($_log_backtrace < 2) {
		4234	$_log_backtrace_last = $msg;
3807	++$_log_backtrace;	4235	++$_log_backtrace;
		4236	my $perl_bt = Carp::longmess $msg;
3808	async {	4237	async {
3809	$Coro::current->{desc} = "abt $msg";	4238	$Coro::current->{desc} = "abt $msg";
3810		4239
3811	my @bt = fork_call {	4240	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4241	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4252	}
3824		4253
3825	@funcs	4254	@funcs
3826	};	4255	};
3827		4256
3828	LOG llevInfo, "[ABT] $msg\n";	4257	LOG llevInfo, "[ABT] $perl_bt\n";
		4258	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4259	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4260	--$_log_backtrace;
3831	};	4261	};
3832	} else {	4262	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4263	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4264	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3835	}	4265	}
3836	}	4266	}
3837		4267
3838	# load additional modules	4268	# load additional modules
3839	use cf::pod;	4269	require "cf/$_.pm" for @EXTRA_MODULES;
		4270	cf::_connect_to_perl_2;
3840		4271
3841	END { cf::emergency_save }	4272	END { cf::emergency_save }
3842		4273
3843	1	4274	1
3844		4275

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