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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.431 by elmex, Sun May 4 19:27:27 2008 UTC vs.
Revision 1.579 by root, Wed Jan 4 03:22:28 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 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";
92	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		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 || $Coro::current == $Coro::main;	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 $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1144		1312
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$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	aio_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	aio_chmod $fh, SAVE_MODE;	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	aio_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
…		…
1281	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1282		1462
1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1284		1464
1285	if (ref $msg) {	1465	if (ref $msg) {
1286	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1287	"ARRAY" eq ref $msg
1288	? @$msg
1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1290		1467
1291	my @reply;	1468	my @reply;
1292		1469
1293	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1294	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1296		1473
1297	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1475	if $reply;
1299		1476
1300	} else {	1477	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1479	}
1303		1480
1304	cf::override;	1481	cf::override;
1305	},	1482	},
1306	);	1483	);
1307		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1308	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1309	cf::sync_job {	1501	cf::sync_job {
1310	my %todo;	1502	my %todo;
1311		1503
1312	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1505	next unless -r $path;
…		…
1331		1523
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1526
1335	$ext{source} =	1527	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1338	. $source	1530	. $source
1339	. "\n};\n1";	1531	. "\n};\n1";
1340		1532
1341	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1342	}	1534	}
1343		1535
		1536	my $pass = 0;
1344	my %done;	1537	my %done;
1345	while (%todo) {	1538	while (%todo) {
1346	my $progress;	1539	my $progress;
1347		1540
		1541	++$pass;
		1542
		1543	ext:
1348	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1546	next ext
1351	unless exists $done{$_};	1547	unless exists $done{$_};
1352	}	1548	}
1353		1549
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1551
1356	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1556
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1558	if exists $v->{meta}{mandatory};
1364		1559
1365	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1366	}	1569	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1570	}
1372		1571
1373	skip:	1572	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1376	}	1582	}
1377	};	1583	};
1378	}	1584	}
1379		1585
1380	#############################################################################	1586	#############################################################################
1381		1587
1382	=back	1588	=back
1383		1589
1384	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1385		1591
1386	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1387		1593
1388	=cut	1594	=cut
1389		1595
1390	package cf::player;	1596	package cf::player;
1391		1597
…		…
1434		1640
1435	sub exists($) {	1641	sub exists($) {
1436	my ($login) = @_;	1642	my ($login) = @_;
1437		1643
1438	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1440	}	1646	}
1441		1647
1442	sub find($) {	1648	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1650	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1465	}	1671	}
1466	}	1672	}
1467	}	1673	}
1468		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1469	sub save($) {	1688	sub save($) {
1470	my ($pl) = @_;	1689	my ($pl) = @_;
1471		1690
1472	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1473		1692
…		…
1478		1697
1479	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1481		1700
1482	cf::get_slot 0.01;	1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1705
1484	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1707	cf::cede_to_tick;
1486	}	1708	}
1487		1709
…		…
1519	my ($pl) = @_;	1741	my ($pl) = @_;
1520		1742
1521	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1522		1744
1523	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1747
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1527	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1529	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1530		1756
1531	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1533	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1587	\@logins	1813	\@logins
1588	}	1814	}
1589		1815
1590	=item $player->maps	1816	=item $player->maps
1591		1817
		1818	=item cf::player::maps $login
		1819
1592	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1593	player. May block.	1821	player. May block.
1594		1822
1595	=cut	1823	=cut
1596		1824
…		…
1613	}	1841	}
1614		1842
1615	\@paths	1843	\@paths
1616	}	1844	}
1617		1845
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1847
1620	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1849
1711	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1712		1851
1713	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1714		1853
…		…
1746		1885
1747	=cut	1886	=cut
1748		1887
1749	sub find_by_path($) {	1888	sub find_by_path($) {
1750	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1751		1892
1752	my ($match, $specificity);	1893	my ($match, $specificity);
1753		1894
1754	for my $region (list) {	1895	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1784	sub generate_random_map {	1925	sub generate_random_map {
1785	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1786		1927
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1929
1789	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1798	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1799	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1800	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1801	(cf::region::find $rmp->{region}), $rmp->{custom}
1802	)
1803	}	1931	}
1804		1932
1805	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1806		1934
1807	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1812		1940
1813	sub register {	1941	sub register {
1814	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	1943	my $pkg = caller;
1816		1944
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		1946
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1948	}
1822		1949
1823	# also paths starting with '/'	1950	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1952
1826	sub thawer_merge {	1953	sub thawer_merge {
1827	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1828		1955
1829	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1834	}	1961	}
1835		1962
1836	sub normalise {	1963	sub normalise {
1837	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1838		1965
1839	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1840		1967
1841	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1842		1969
1843	# map plan:	1970	# map plan:
1844	#	1971	#
…		…
1859	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1860	$path = "$base/$path";	1987	$path = "$base/$path";
1861	}	1988	}
1862		1989
1863	for ($path) {	1990	for ($path) {
1864	redo if s{//}{/};
1865	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1866	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1867	}	1993	}
1868		1994
1869	$path	1995	$path
…		…
1883	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1884	return $self;	2010	return $self;
1885	}	2011	}
1886	}	2012	}
1887		2013
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	2015	()
1890	}	2016	}
1891		2017
		2018	# may re-bless or do other evil things
1892	sub init {	2019	sub init {
1893	my ($self) = @_;	2020	my ($self) = @_;
1894		2021
1895	$self	2022	$self
1896	}	2023	}
…		…
1927		2054
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1930	}	2057	}
1931		2058
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	2059	sub decay_objects {
1942	my ($self) = @_;	2060	my ($self) = @_;
1943		2061
1944	return if $self->{deny_reset};	2062	return if $self->{deny_reset};
1945		2063
…		…
1970	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1971		2089
1972	1	2090	1
1973	}	2091	}
1974		2092
		2093	# used to laod the header of an original map
1975	sub load_header_orig {	2094	sub load_header_orig {
1976	my ($self) = @_;	2095	my ($self) = @_;
1977		2096
1978	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1979	}	2098	}
1980		2099
		2100	# used to laod the header of an instantiated map
1981	sub load_header_temp {	2101	sub load_header_temp {
1982	my ($self) = @_;	2102	my ($self) = @_;
1983		2103
1984	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1985	}	2105	}
1986		2106
		2107	# called after loading the header from an instantiated map
1987	sub prepare_temp {	2108	sub prepare_temp {
1988	my ($self) = @_;	2109	my ($self) = @_;
1989		2110
1990	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1991	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1992	# safety	2113	# safety
1993	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1994	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1995	}	2116	}
1996		2117
		2118	# called after loading the header from an original map
1997	sub prepare_orig {	2119	sub prepare_orig {
1998	my ($self) = @_;	2120	my ($self) = @_;
1999		2121
2000	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
2001	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2025		2147
2026	sub find;	2148	sub find;
2027	sub find {	2149	sub find {
2028	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
2029		2151
		2152	cf::cede_to_tick;
		2153
2030	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
2031		2155
2032	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2158
2035	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
2040	or return;	2161	or return;
2041		2162
2042	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
2043		2164
…		…
2055		2176
2056	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2057	}	2178	}
2058	}	2179	}
2059		2180
2060	sub pre_load { }	2181	sub pre_load { }
2061	sub post_load { }	2182	#sub post_load { } # XS
2062		2183
2063	sub load {	2184	sub load {
2064	my ($self) = @_;	2185	my ($self) = @_;
2065		2186
2066	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2069		2190
2070	{	2191	{
2071	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2072		2193
2073	return unless $self->valid;	2194	return unless $self->valid;
2074	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2075
2076	$self->in_memory (cf::MAP_LOADING);
2077		2196
2078	$self->alloc;	2197	$self->alloc;
2079		2198
2080	$self->pre_load;	2199	$self->pre_load;
2081	cf::cede_to_tick;	2200	cf::cede_to_tick;
2082		2201
		2202	if (exists $self->{load_path}) {
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2204	$f->skip_block;
2085	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2086	or return;	2206	or return;
2087		2207
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
2089	if delete $self->{load_original};	2209	if delete $self->{load_original};
2090		2210
2091	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2212	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2094	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2095	$self->clear_unique_items;	2215	$self->clear_unique_items;
2096	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2097	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2098	}	2219	}
2099	}	2220	}
2100	}
2101		2221
2102	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2103		2229
2104	cf::cede_to_tick;	2230	cf::cede_to_tick;
2105	# now do the right thing for maps	2231	# now do the right thing for maps
2106	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2107	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2111	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2238	$self->decay_objects;
2113	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2114	$self->update_buttons;	2240	$self->update_buttons;
2115	cf::cede_to_tick;	2241	cf::cede_to_tick;
2116	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2117	cf::cede_to_tick;
2118	$self->activate;
2119	}	2243	}
2120		2244
2121	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2123
2124	$self->in_memory (cf::MAP_ACTIVE);
2125	}	2247	}
2126		2248
2127	$self->post_load;	2249	$self->post_load;
2128	}
2129		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2257	sub customise_for {
2131	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2132		2259
2133	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2261	if $self->per_player;
…		…
2137	# if $self->per_party;	2264	# if $self->per_party;
2138		2265
2139	$self	2266	$self
2140	}	2267	}
2141		2268
2142	# find and load all maps in the 3x3 area around a map
2143	sub load_neighbours {
2144	my ($map) = @_;
2145
2146	my @neigh; # diagonal neighbours
2147
2148	for (0 .. 3) {
2149	my $neigh = $map->tile_path ($_)
2150	or next;
2151	$neigh = find $neigh, $map
2152	or next;
2153	$neigh->load;
2154
2155	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}
2159
2160	for (grep defined $_->[0], @neigh) {
2161	my ($path, $origin) = @$_;
2162	my $neigh = find $path, $origin
2163	or next;
2164	$neigh->load;
2165	}
2166	}
2167
2168	sub find_sync {	2269	sub find_sync {
2169	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2170		2271
2171	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2172	}	2277	}
2173		2278
2174	sub do_load_sync {	2279	sub do_load_sync {
2175	my ($map) = @_;	2280	my ($map) = @_;
2176		2281
		2282	# it's a bug to call this from the main context
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2179		2285
2180	cf::sync_job { $map->load };	2286	$map->load;
2181	}	2287	}
2182		2288
2183	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2185		2291
2186	sub find_async {	2292	sub find_async {
2187	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2188		2294
2189	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2190		2296
2191	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2193	}	2299	}
2194		2300
2195	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2196		2302
2197	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2211	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2212		2318
2213	()	2319	()
2214	}	2320	}
2215		2321
		2322	# common code, used by both ->save and ->swapout
2216	sub save {	2323	sub _save {
2217	my ($self) = @_;	2324	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2325
2221	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2222		2327
2223	return unless $self->dirty;	2328	return unless $self->dirty;
2224		2329
…		…
2244	} else {	2349	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2351	}
2247	}	2352	}
2248		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2249	sub swap_out {	2362	sub swap_out {
2250	my ($self) = @_;	2363	my ($self) = @_;
2251		2364
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2257	return if $self->players;	2369	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2259	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2260		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2261	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2262		2421
2263	$self->deactivate;	2422	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2424	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2425
2311	$self->unlink_save;	2426	$self->unlink_save;
2312	$self->destroy;	2427	$self->destroy;
2313	}	2428	}
2314		2429
…		…
2322		2437
2323	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2324		2439
2325	$self->unlink_save;	2440	$self->unlink_save;
2326		2441
2327	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2447
…		…
2389	: normalise $_	2504	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2506	]
2392	}	2507	}
2393		2508
		2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
		2540
2394	=back	2541	=back
2395		2542
2396	=head3 cf::object	2543	=head3 cf::object
2397		2544
2398	=cut	2545	=cut
…		…
2463		2610
2464	our $SAY_CHANNEL = {	2611	our $SAY_CHANNEL = {
2465	id => "say",	2612	id => "say",
2466	title => "Map",	2613	title => "Map",
2467	reply => "say ",	2614	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2616	};
2470		2617
2471	our $CHAT_CHANNEL = {	2618	our $CHAT_CHANNEL = {
2472	id => "chat",	2619	id => "chat",
2473	title => "Chat",	2620	title => "Chat",
…		…
2528		2675
2529	=item $player_object->enter_link	2676	=item $player_object->enter_link
2530		2677
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2679
2533	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2535		2684
2536	Will never block.	2685	Will never block.
2537		2686
2538	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2539		2688
…		…
2559	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2709	my ($self) = @_;
2561		2710
2562	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2563		2712
		2713	++$self->{_link_recursion};
		2714
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2716
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2568		2719
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2721	}
2571		2722
2572	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2574		2725
…		…
2591	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2593		2744
2594	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2597		2748
2598	$map->load;	2749	$map->load;
2599	$map->load_neighbours;
2600		2750
2601	return unless $self->contr->active;	2751	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2752
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2606	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2607		2760
		2761	}
		2762
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2609		2764
2610	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2769	be called at the end of this process.
2615		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2616	=cut	2774	=cut
2617		2775
2618	our $GOTOGEN;	2776	our $GOTOGEN;
2619		2777
2620	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2621	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2622		2786
2623	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2789
2626	$self->enter_link;	2790	$self->enter_link;
…		…
2646	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2647	}	2811	}
2648	}	2812	}
2649		2813
2650	my $map = eval {	2814	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2652		2816
2653	if ($map) {	2817	if ($map) {
2654	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2820	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2822	}
2659		2823
2660	$map	2824	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2671	}	2835	}
2672		2836
2673	$done->() if $done;	2837	$done->($self) if $done;
2674	})->prio (1);	2838	})->prio (1);
2675	}	2839	}
2676		2840
2677	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2678		2842
…		…
2746	$Coro::current->{desc} = "enter_exit";	2910	$Coro::current->{desc} = "enter_exit";
2747		2911
2748	unless (eval {	2912	unless (eval {
2749	$self->deactivate_recursive; # just to be sure	2913	$self->deactivate_recursive; # just to be sure
2750		2914
2751	# random map handling
2752	{
2753	my $guard = cf::lock_acquire "exit_prepare:$exit";
2754
2755	prepare_random_map $exit
2756	if $exit->slaying eq "/!";
2757	}
2758
2759	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
2760	my $x = $exit->stats->hp;	2916	my $x = $exit->stats->hp;
2761	my $y = $exit->stats->sp;	2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
2762		2941
2763	$self->goto ($map, $x, $y);	2942	$self->goto ($map, $x, $y);
2764		2943
2765	# if exit is damned, update players death & WoR home-position	2944	# if exit is damned, update players death & WoR home-position
2766	$self->contr->savebed ($map, $x, $y)	2945	$self->contr->savebed ($map, $x, $y)
2767	if $exit->flag (cf::FLAG_DAMNED);	2946	if $exit->flag (cf::FLAG_DAMNED);
2768		2947
2769	1	2948	1
2770	}) {	2949	}) {
2771	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2772	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2773	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2774	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2775		2954
2776	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2777	$self->leave_link;	2956	$self->leave_link;
2778	}	2957	}
2779	})->prio (1);	2958	})->prio (1);
2780	}	2959	}
2781		2960
…		…
2793	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2794	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2795		2974
2796	utf8::encode $text;	2975	utf8::encode $text;
2797	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2798	}	3002	}
2799		3003
2800	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2801		3005
2802	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2806		3010
2807	=cut	3011	=cut
2808		3012
2809	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2810	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2811	"c/identify" => {	3021	"c/identify" => {
2812	id => "infobox",	3022	id => "infobox",
2813	title => "Identify",	3023	title => "Identify",
2814	reply => undef,	3024	reply => undef,
2815	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2817	"c/examine" => {	3027	"c/examine" => {
2818	id => "infobox",	3028	id => "infobox",
2819	title => "Examine",	3029	title => "Examine",
2820	reply => undef,	3030	reply => undef,
2821	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2822	},	3038	},
2823	"c/book" => {	3039	"c/book" => {
2824	id => "infobox",	3040	id => "infobox",
2825	title => "Book",	3041	title => "Book",
2826	reply => undef,	3042	reply => undef,
…		…
2842	id => "infobox",	3058	id => "infobox",
2843	title => "Body Parts",	3059	title => "Body Parts",
2844	reply => undef,	3060	reply => undef,
2845	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2846	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
2847	"c/uptime" => {	3099	"c/uptime" => {
2848	id => "infobox",	3100	id => "infobox",
2849	title => "Uptime",	3101	title => "Uptime",
2850	reply => undef,	3102	reply => undef,
2851	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2860	id => "party",	3112	id => "party",
2861	title => "Party",	3113	title => "Party",
2862	reply => "gsay ",	3114	reply => "gsay ",
2863	tooltip => "Messages and chat related to your party",	3115	tooltip => "Messages and chat related to your party",
2864	},	3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2865	);	3125	);
2866		3126
2867	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2868	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2869		3129
2870	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2871		3132
2872	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2873		3134
2874	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2875	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2876	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2877		3138
2878	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2879	if $self->can_msg;
2880
2881	$channel = $channel->{id};	3140	$channel = $channel->{id};
2882		3141
2883	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2884	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2885	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2886	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2887	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889	}	3147	}
2890		3148
2891	$channel = $channel->{id};	3149	$channel = $channel->{id};
2892	}	3150	}
2893		3151
2894	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2895		3153
2896	if ($self->can_msg) {
2897	# default colour, mask it out	3154	# default colour, mask it out
2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2899	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2900		3157
2901	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2903	} else {	3161	);
2904	if ($color >= 0) {
2905	# replace some tags by gcfclient-compatible ones
2906	for ($msg) {
2907	1 while
2908	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2909	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2910	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2911	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2912	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2913	}
2914		3162
2915	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2916
2917	utf8::encode $msg;
2918
2919	if (0 && $msg =~ /\[/) {
2920	# COMMAND/INFO
2921	$self->send_packet ("drawextinfo $color 10 8 $msg")
2922	} else {
2923	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2924	$self->send_packet ("drawinfo $color $msg")
2925	}
2926	}
2927	}
2928	}	3164	}
2929		3165
2930	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2931		3167
2932	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2935		3171
2936	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2937	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2938		3174
2939	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2940	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2941	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2942	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2944	}	3180	}
2945	}	3181	}
2946		3182
2947	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2948		3184
…		…
2951	=cut	3187	=cut
2952		3188
2953	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2954	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2955		3191
2956	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2957	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2958	} elsif ($self->extcmd == 1) {
2959	#TODO: version 1, remove
2960	unshift @msg, msgtype => "reply", msgid => $id;
2961	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2962	}
2963	}	3195	}
2964		3196
2965	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2966		3198
2967	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
3022	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
3023		3255
3024	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3025		3257
3026	if (ref $msg) {	3258	if (ref $msg) {
3027	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3028	"ARRAY" eq ref $msg
3029	? @$msg
3030	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3031		3260
3032	my @reply;	3261	my @reply;
3033		3262
3034	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
3035	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
3037		3266
3038	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
3039	if $reply;	3268	if $reply;
3040		3269
3041	} else {	3270	} else {
3042	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3043	}	3272	}
3044		3273
3045	cf::override;	3274	cf::override;
3046	},	3275	},
3047	);	3276	);
…		…
3067		3296
3068	$coro	3297	$coro
3069	}	3298	}
3070		3299
3071	cf::client->attach (	3300	cf::client->attach (
3072	on_destroy => sub {	3301	on_client_destroy => sub {
3073	my ($ns) = @_;	3302	my ($ns) = @_;
3074		3303
3075	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3076	},	3305	},
3077	);	3306	);
…		…
3093	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3094		3323
3095	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3096		3325
3097	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3098	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3099	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3100	sort time	3329	sort time
3101	));	3330	));
3102		3331
3103	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3107	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3108		3337
3109	cf::object	3338	cf::object
3110	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3111	insert remove name archname title slaying race decrease split	3340	insert remove name archname title slaying race decrease split
		3341	value
3112		3342
3113	cf::object::player	3343	cf::object::player
3114	player	3344	player
3115		3345
3116	cf::player	3346	cf::player
…		…
3122	=cut	3352	=cut
3123		3353
3124	for (	3354	for (
3125	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3126	insert remove inv nrof name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3127	decrease split destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3128	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3129	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3130	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3131	) {	3361	) {
3132	no strict 'refs';
3133	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3134	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3135	for @funs;	3364	for @funs;
3136	}	3365	}
3137		3366
…		…
3152		3381
3153	my $qcode = $code;	3382	my $qcode = $code;
3154	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3155	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3156		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3157	local $_;	3389	local $_;
3158	local @safe::cf::_safe_eval_args = values %vars;
3159		3390
3160	my $eval =	3391	my $eval =
3161	"do {\n"	3392	"do {\n"
3162	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3163	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3164	. $code	3395	. $code
3165	. "\n}"	3396	. "\n}"
3166	;	3397	;
3167		3398
		3399	if ($CFG{safe_eval}) {
3168	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3169	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3170	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3171		3408
3172	if ($@) {	3409	if ($@) {
3173	warn "$@";	3410	warn "$@",
3174	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3175	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3176	}	3413	}
3177		3414
3178	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3179	}	3416	}
3180		3417
…		…
3194	=cut	3431	=cut
3195		3432
3196	sub register_script_function {	3433	sub register_script_function {
3197	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3198		3435
3199	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3200	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3201	}	3438	}
3202		3439
3203	=back	3440	=back
3204		3441
3205	=cut	3442	=cut
…		…
3214	# for this (global event?)	3451	# for this (global event?)
3215	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3216		3453
3217	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3218		3455
3219	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3220		3457
3221	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3222	0 < aio_load $path, $facedata
3223	or die "$path: $!";
3224
3225	$facedata = Coro::Storable::thaw $facedata;
3226		3459
3227	$facedata->{version} == 2	3460	$facedata->{version} == 2
3228	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3229		3462
3230	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3231	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3232	type => FT_RSRC,	3466	type => FT_RSRC,
3233	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3234	};	3469	};
3235	cf::cede_to_tick;	3470	cf::cede_to_tick;
3236		3471
3237	{	3472	{
3238	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3240	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3242		3477
3243	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3244	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3247		3483
3248	cf::cede_to_tick;	3484	cf::cede_to_tick;
3249	}	3485	}
3250		3486
3251	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3256		3492
3257	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3258	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3260	} else {	3496	} else {
3261	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3262	}	3498	}
3263		3499
3264	cf::cede_to_tick;	3500	cf::cede_to_tick;
3265	}	3501	}
3266	}	3502	}
…		…
3275		3511
3276	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3277	}	3513	}
3278		3514
3279	{	3515	{
3280	# TODO: for gcfclient pleasure, we should give resources
3281	# that gcfclient doesn't grok a >10000 face index.
3282	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3283		3517
3284	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3285	if (defined $info->{type}) {	3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3287	my $data;
3288		3522
3289	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3290	# prepend meta info
3291
3292	my $meta = $enc->encode ({
3293	name => $name,
3294	%{ $info->{meta} || {} },
3295	});
3296
3297	$data = pack "(w/a*)*", $meta, $info->{data};
3298	} else {
3299	$data = $info->{data};
3300	}
3301
3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3303	cf::face::set_type $idx, $info->{type};	3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # any keys left are stashed into meta unless prepended
3304	} else {	3526	} else {
3305	$RESOURCE{$name} = $info;	3527	# $RESOURCE{$name} = $info; # unused
3306	}	3528	}
3307		3529
3308	cf::cede_to_tick;	3530	cf::cede_to_tick;
3309	}	3531	}
3310	}	3532	}
3311		3533
3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3313		3535
3314	1	3536	1
3315	}	3537	}
3316
3317	cf::global->attach (on_resource_update => sub {
3318	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3319	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3320
3321	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3322	my $sound = $soundconf->{compat}[$_]
3323	or next;
3324
3325	my $face = cf::face::find "sound/$sound->[1]";
3326	cf::sound::set $sound->[0] => $face;
3327	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3328	}
3329
3330	while (my ($k, $v) = each %{$soundconf->{event}}) {
3331	my $face = cf::face::find "sound/$v";
3332	cf::sound::set $k => $face;
3333	}
3334	}
3335	});
3336		3538
3337	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
3338	my ($ns, $want) = @_;	3540	my ($ns, $want) = @_;
3339		3541
3340	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
…		…
3379	sub reload_treasures {	3581	sub reload_treasures {
3380	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3381	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3382	}	3584	}
3383		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
3384	sub reload_resources {	3606	sub reload_resources {
3385	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3386		3608
		3609	reload_exp_table;
		3610	reload_materials;
3387	reload_facedata;	3611	reload_facedata;
		3612	reload_sound;
3388	reload_archetypes;	3613	reload_archetypes;
3389	reload_regions;	3614	reload_regions;
3390	reload_treasures;	3615	reload_treasures;
3391		3616
3392	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3393	}
3394
3395	sub init {
3396	my $guard = freeze_mainloop;
3397
3398	reload_resources;
3399	}	3618	}
3400		3619
3401	sub reload_config {	3620	sub reload_config {
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3403	or return;
3404		3622
3405	local $/;	3623	my $config = load_file "$CONFDIR/config";
3406	*CFG = YAML::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3407		3626
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3409		3628
3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3412		3631
3413	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3417	};	3636	};
3418	warn $@ if $@;	3637	warn $@ if $@;
3419	}	3638	}
3420	}	3639	}
3421		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3422	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
3423	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3424	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3425	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3426	(async {	3682	(async {
3427	$Coro::current->{desc} = "IDLE BUG HANDLER";	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
3428	EV::loop EV::LOOP_ONESHOT;	3684	EV::loop EV::LOOP_ONESHOT;
3429	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3430	};	3686	};
3431		3687
3432	{	3688	evthread_start IO::AIO::poll_fileno;
3433	my $guard = freeze_mainloop;	3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
3434	reload_config;	3700	reload_config;
3435	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
3436	load_extensions;	3711	load_extensions;
3437		3712
3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3713	utime time, time, $RUNTIMEFILE;
3439	evthread_start IO::AIO::poll_fileno;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
3440	}	3720	};
3441		3721
3442	EV::loop;	3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3443	}	3730	}
3444		3731
3445	#############################################################################	3732	#############################################################################
3446	# initialisation and cleanup	3733	# initialisation and cleanup
3447		3734
3448	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3449	BEGIN {	3736	BEGIN {
3450	our %SIGWATCHER = ();	3737	our %SIGWATCHER = ();
3451	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3453	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3454	};	3741	};
3455	}	3742	}
3456	}	3743	}
3457		3744
3458	sub write_runtime_sync {	3745	sub write_runtime_sync {
3459	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3460		3747
3461	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3462	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3463		3750
3464	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3465		3752
3466	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3467		3754
3468	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3469	or return;	3756	or return;
3470		3757
3471	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3472	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3473	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3483	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3484		3771
3485	close $fh	3772	close $fh
3486	or return;	3773	or return;
3487		3774
3488	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3489	and return;	3776	and return;
3490		3777
3491	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3492		3779
3493	1	3780	1
3494	}	3781	}
3495		3782
3496	our $uuid_lock;	3783	our $uuid_lock;
…		…
3505	my $uuid = "$LOCALDIR/uuid";	3792	my $uuid = "$LOCALDIR/uuid";
3506		3793
3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3508	or return;	3795	or return;
3509		3796
3510	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	3805	$uuid_skip = 0;
3512		3806
3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3514	and return;	3808	and return;
3515		3809
…		…
3521	or return;	3815	or return;
3522		3816
3523	aio_rename "$uuid~", $uuid	3817	aio_rename "$uuid~", $uuid
3524	and return;	3818	and return;
3525		3819
3526	warn "uuid file written ($value).\n";	3820	trace "uuid file written ($value).\n";
3527		3821
3528	1	3822	1
3529		3823
3530	}	3824	}
3531		3825
…		…
3537	}	3831	}
3538		3832
3539	sub emergency_save() {	3833	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3541		3835
3542	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3543		3842
3544	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3545	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3546	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3547	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3548	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3549	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3550	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3551	$pl->valid or next;	3852	$pl->valid or next;
3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3553	$pl->save;	3854	$pl->save;
3554	}	3855	}
3555	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3556		3857
3557	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
3558	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3559	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3560	$map->valid or next;	3863	$map->valid or next;
3561	$map->save;	3864	$map->save;
3562	}	3865	}
3563	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3564		3867
3565	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
3566	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3567	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
3568		3873
3569	warn "begin write uuid\n";	3874	info "emergency_perl_save: begin write uuid\n";
3570	write_uuid_sync 1;	3875	write_uuid_sync 1;
3571	warn "end write uuid\n";	3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3572	};	3896	};
3573		3897
3574	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3575	}	3899	}
3576		3900
3577	sub post_cleanup {	3901	sub post_cleanup {
3578	my ($make_core) = @_;	3902	my ($make_core) = @_;
3579		3903
		3904	IO::AIO::flush;
		3905
3580	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3581	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3582	}	3936	}
3583		3937
3584	sub do_reload_perl() {	3938	sub do_reload_perl() {
3585	# can/must only be called in main	3939	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3587	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3588	return;	3942	return;
3589	}	3943	}
3590		3944
3591	warn "reloading...";	3945	return if $RELOAD++;
3592		3946
3593	warn "entering sync_job";	3947	my $t1 = AE::time;
3594		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3595	cf::sync_job {	3955	cf::sync_job {
3596	cf::write_runtime_sync; # external watchdog should not bark
3597	cf::emergency_save;	3956	#cf::emergency_save;
3598	cf::write_runtime_sync; # external watchdog should not bark
3599		3957
3600	warn "syncing database to disk";
3601	BDB::db_env_txn_checkpoint $DB_ENV;
3602
3603	# if anything goes wrong in here, we should simply crash as we already saved
3604
3605	warn "flushing outstanding aio requests";
3606	for (;;) {
3607	BDB::flush;
3608	IO::AIO::flush;
3609	Coro::cede_notself;
3610	last unless IO::AIO::nreqs || BDB::nreqs;
3611	warn "iterate...";
3612	}
3613
3614	++$RELOAD;
3615
3616	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3617	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3618	%EXT_CORO = ();	3960	%EXT_CORO = ();
3619		3961
3620	warn "removing commands";	3962	trace "perl_reload: removing commands";
3621	%COMMAND = ();	3963	%COMMAND = ();
3622		3964
3623	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3624	%EXTCMD = ();	3966	%EXTCMD = ();
3625	%EXTICMD = ();	3967	%EXTICMD = ();
3626		3968
3627	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3628	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3629	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3630		3972
3631	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3632	eval {	3974	eval {
3633	$cb->($pkg);	3975	$cb->($pkg);
3634	1	3976	1
3635	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3636	}	3982	}
3637		3983
3638	warn "... nuking $pkg";
3639	Symbol::delete_package $pkg;
3640	}
3641
3642	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3643	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3644	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3645		3987
3646	warn "... unloading $k";	3988	trace "... unloading $k";
3647	delete $INC{$k};	3989	delete $INC{$k};
3648		3990
3649	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3650	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3651		3993
3652	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3653	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3654	}	3999	}
3655		4000
3656	Symbol::delete_package $k;
3657	}
3658
3659	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3660	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3661	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3662		4004
3663	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3664	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3665	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3666		4008
3667	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3668	# and global variables created in xs	4010	# and global variables created in xs
3669	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3670		4012
3671	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3672		4014
3673	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3674	require cf;	4016	require cf;
3675	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3676		4018
3677	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3678	cf::reload_config;	4020	cf::reload_config;
3679		4021
3680	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3681	cf::load_extensions;	4023	cf::load_extensions;
3682		4024
		4025	if ($REATTACH_ON_RELOAD) {
3683	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3684	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3685	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3686	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3687	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3688	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3689		4033
3690	warn "leaving sync_job";	4034	cf::_post_init 1;
3691		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3692	1	4038	1
3693	} or do {	4039	} or do {
3694	warn $@;	4040	error $@;
3695	cf::cleanup "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
		4042	};
		4043
		4044	--$RELOAD;
3696	};	4045	}
3697		4046
3698	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3699	};	4049	};
3700		4050
3701	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3702		4052
3703	sub reload_perl() {	4053	sub reload_perl() {
3704	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3705	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3706		4056
		4057	$RELOAD_WATCHER ||= cf::async {
		4058	Coro::AIO::aio_wait cache_extensions;
		4059
3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3708	do_reload_perl;	4061	do_reload_perl;
3709	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
		4063	};
3710	};	4064	};
3711	}	4065	}
3712		4066
3713	register_command "reload" => sub {	4067	register_command "reload" => sub {
3714	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
…		…
3720	reload_perl;	4074	reload_perl;
3721	};	4075	};
3722	}	4076	}
3723	};	4077	};
3724		4078
3725	unshift @INC, $LIBDIR;	4079	#############################################################################
3726		4080
3727	my $bug_warning = 0;	4081	my $bug_warning = 0;
3728		4082
3729	our @WAIT_FOR_TICK;
3730	our @WAIT_FOR_TICK_BEGIN;
3731
3732	sub wait_for_tick {	4083	sub wait_for_tick() {
3733	return if tick_inhibit || $Coro::current == $Coro::main;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3734		4085
3735	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3736	push @WAIT_FOR_TICK, $signal;
3737	$signal->wait;
3738	}	4087	}
3739		4088
3740	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3741	return if tick_inhibit || $Coro::current == $Coro::main;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3742		4091
3743	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3744	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3745	$signal->wait;	4094	$signal->wait;
3746	}	4095	}
…		…
3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3751	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3752	return;	4101	return;
3753	}	4102	}
3754		4103
3755	cf::server_tick; # one server iteration	4104	cf::one_tick; # one server iteration
		4105
		4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3756		4107
3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3759	Coro::async_pool {	4110	Coro::async_pool {
3760	$Coro::current->{desc} = "runtime saver";	4111	$Coro::current->{desc} = "runtime saver";
3761	write_runtime_sync	4112	write_runtime_sync
3762	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3763	};	4114	};
3764	}	4115	}
3765		4116
3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3767	$sig->send;	4118	$sig->send;
3768	}	4119	}
3769	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3770	$sig->send;
3771	}
3772		4121
3773	$LOAD = ($NOW - $TICK_START) / $TICK;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3775		4124
3776	if (0) {	4125	if (0) {
3777	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3778	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3780	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3781	}	4130	}
3782	}	4131	}
3783	}	4132	}
3784		4133
3785	{	4134	{
3786	# configure BDB	4135	# configure BDB
3787		4136
3788	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3789	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3790	$Coro::BDB::WATCHER->priority (1);	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3791		4140
3792	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3793	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3795	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3798		4148
3799	cf::sync_job {	4149	cf::sync_job {
3800	eval {	4150	eval {
…		…
3826	{	4176	{
3827	# configure IO::AIO	4177	# configure IO::AIO
3828		4178
3829	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3831	$Coro::AIO::WATCHER->priority (1);	4181	undef $AnyEvent::AIO::WATCHER;
3832	}	4182	}
3833		4183
3834	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3835		4186
3836	sub _log_backtrace {	4187	sub _log_backtrace {
3837	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3838		4189
3839	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3840		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3841	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3843	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3844	async {	4200	async {
3845	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3846		4202
3847	my @bt = fork_call {	4203	my @bt = fork_call {
3848	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3859	}	4215	}
3860		4216
3861	@funcs	4217	@funcs
3862	};	4218	};
3863		4219
3864	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3865	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3866	--$_log_backtrace;	4223	--$_log_backtrace;
3867	};	4224	};
3868	} else {	4225	} else {
3869	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3870	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3871	}	4228	}
3872	}	4229	}
3873		4230
3874	# load additional modules	4231	# load additional modules
3875	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3876		4234
3877	END { cf::emergency_save }	4235	END { cf::emergency_save }
3878		4236
3879	1	4237	1
3880		4238

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