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Revision 1.445 by root, Wed Sep 10 18:18:10 2008 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		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";
68	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
69		75
70	$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" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		112
100	our %RESOURCE;	113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
101		120
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	123	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		125
107	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	129	our $DB_ENV;
111		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
112	our %CFG;	133	our %CFG;
113		134
114	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
116	our $NOW;	138	our $NOW;
117		139
118	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
119	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
120	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
124		146
125	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)
126	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	149	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
129		159
130	binmode STDOUT;	160	binmode STDOUT;
131	binmode STDERR;	161	binmode STDERR;
132		162
133	# read virtual server time, if available	163	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
138	}	168	}
139		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
140	mkdir $_	172	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		174
143	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
144		176
145	sub cf::map::normalise;	177	sub cf::map::normalise;
146		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
147	#############################################################################	183	#############################################################################
148		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
149	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
150		197
151	=over 4	198	=over 4
152		199
153	=item $cf::UPTIME	200	=item $cf::UPTIME
154		201
155	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.
156		218
157	=item $cf::RUNTIME	219	=item $cf::RUNTIME
158		220
159	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
160	every server tick.	222	every server tick.
…		…
166	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
167	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
168	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
169	database environment.	231	database environment.
170		232
171	=item $cf::NOW
172
173	The time of the last (current) server tick.
174
175	=item $cf::TICK
176
177	The interval between server ticks, in seconds.
178
179	=item $cf::LOADAVG	233	=item $cf::LOADAVG
180		234
181	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
182	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
183	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
192	from wherever your confdir points to.	246	from wherever your confdir points to.
193		247
194	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
195		249
196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
197	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
200	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
201		272
202	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
203	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
204	that call.	275	that call.
205		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
206	=back	283	=back
207		284
208	=cut	285	=cut
209		286
210	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
211	*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 {
212	my $msg = join "", @_;	294	my $msg = join "", @_;
213		295
214	$msg .= "\n"	296	$msg .= "\n"
215	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
216		298
217	$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;
218		300
219	LOG llevError, $msg;	301	LOG llevWarn, $msg;
220	};	302	};
221	}
222		303
223	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
225		306
226	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	311	return;#d#
229	}#d#	312	}#d#
230		313
231	# kill coroutine otherwise	314	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	315	Coro::terminate
234	};	316	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		317
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	335	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	337	}
258		338
259	$EV::DIED = sub {	339	$EV::DIED = sub {
260	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
261	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
262		347
263	#############################################################################	348	#############################################################################
264		349
265	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
266		351
…		…
287	$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;
288	$d	373	$d
289	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
290	}	375	}
291		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
292	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
293		392
294	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
295		394
296	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
302	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
303		402
304	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
306		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
307	=item cf::lock_wait $string	468	=item cf::lock_wait $string
308		469
309	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
310		471
311	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
312		473
313	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
314	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,
315	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
316	returned.	477	returned.
317		478
318	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
319	deadlocked coro.	480	deadlocked coro.
…		…
325		486
326	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.
327		488
328	=cut	489	=cut
329		490
330	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		492
333	sub lock_wait($) {	493	sub lock_wait($) {
334	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	495	}
347		496
348	sub lock_acquire($) {	497	sub lock_acquire($) {
349	my ($key) = @_;	498	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	499	}
363		500
364	sub lock_active($) {	501	sub lock_active($) {
365	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	503	}
369		504
370	sub freeze_mainloop {	505	sub freeze_mainloop {
371	tick_inhibit_inc;	506	tick_inhibit_inc;
372		507
373	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
374	}	509	}
375		510
376	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
377		512
378	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
379	get spread over timer.	514	get spread over time.
380		515
381	=cut	516	=cut
382		517
383	sub periodic($$) {	518	sub periodic($$) {
384	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
388	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
389	}	524	}
390		525
391	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
392		527
393	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
394	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
395	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.
396		535
397	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
398	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
399		538
400	Useful for short background jobs.	539	Useful for short background jobs.
401		540
402	=cut	541	=cut
403		542
404	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
406		546
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
410		550
411	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
412		553
413	while () {	554	while () {
414	next_job:	555	next_job:
		556
415	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	558
417	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	563	$job->[2]->send;
421	Coro::cede;	564	Coro::cede;
422	goto next_job;	565	goto next_job;
423	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	568	}
425	}	569	}
426		570
427	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
428	# 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
429	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
430	$signal->wait;
431	} else {	574	} else {
		575	$busy = 0;
432	Coro::schedule;	576	Coro::schedule;
433	}	577	}
434	}	578	}
435	};	579	};
436		580
437	sub get_slot($;$$) {	581	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
439		583
440	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
441		585
442	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
443	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
444		589
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
473	=cut	618	=cut
474		619
475	sub sync_job(&) {	620	sub sync_job(&) {
476	my ($job) = @_;	621	my ($job) = @_;
477		622
478	if ($Coro::current == $Coro::main) {	623	if (in_main) {
479	my $time = EV::time;	624	my $time = AE::time;
480		625
481	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
483		628
484	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
485		630
486	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
487		632
488	my $busy = 1;	633	my $busy = 1;
489	my @res;	634	my @res;
490		635
491	(async {	636	(async {
492	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
493	@res = eval { $job->() };	638	@res = eval { $job->() };
494	warn $@ if $@;	639	error $@ if $@;
495	undef $busy;	640	undef $busy;
496	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
497		642
498	while ($busy) {	643	while ($busy) {
499	if (Coro::nready) {	644	if (Coro::nready) {
…		…
501	} else {	646	} else {
502	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
503	}	648	}
504	}	649	}
505		650
506	my $time = EV::time - $time;	651	my $time = AE::time - $time;
507		652
508	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
509		654
510	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
511	} else {	656	} else {
…		…
533	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
534		679
535	$coro	680	$coro
536	}	681	}
537		682
538	=item fork_call { }, $args	683	=item fork_call { }, @args
539		684
540	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
541	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
542	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
543	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
544		689
545	=cut	690	=cut
546		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
547	sub fork_call(&@) {	696	sub fork_call(&@) {
548	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
549		698
550	# 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,
551	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
552	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
553		702
554	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
555	reset_signals;	704	cf::post_fork;
556	&$cb	705	&$cb
557	}, @args;	706	} @args;
558		707
559	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	)
560	}	720	}
561		721
562	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
563		723
564	=cut	724	=cut
…		…
601	within each server.	761	within each server.
602		762
603	=cut	763	=cut
604		764
605	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
606	my ($name) = @_;	769	my ($name) = @_;
607	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
608		771
609	eval {	772	eval {
610	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
620	}	783	}
621		784
622	our $DB;	785	our $DB;
623		786
624	sub db_init {	787	sub db_init {
625	cf::sync_job {
626	$DB ||= db_table "db";	788	$DB ||= db_table "db";
627	};
628	}	789	}
629		790
630	sub db_get($$) {	791	sub db_get($$) {
631	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
632		793
633	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
634	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
635		798
636	$! ? ()	799	$! ? ()
637	: $data	800	: $data
638	}
639	}	801	}
640		802
641	sub db_put($$$) {	803	sub db_put($$$) {
642	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
643	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
671		833
672	my @data;	834	my @data;
673	my $md5;	835	my $md5;
674		836
675	for (0 .. $#$src) {	837	for (0 .. $#$src) {
676	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
677	or Carp::croak "$src->[$_]: $!";
678	}	839	}
679		840
680	# if processing is expensive, check	841	# if processing is expensive, check
681	# checksum first	842	# checksum first
682	if (1) {	843	if (1) {
…		…
699		860
700	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
701	my $data = $process->(\@data);	862	my $data = $process->(\@data);
702	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
703		864
704	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
705		866
706	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
707	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
708	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
709		870
…		…
719		880
720	=cut	881	=cut
721		882
722	sub datalog($@) {	883	sub datalog($@) {
723	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
724	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
725	}	886	}
726		887
727	=back	888	=back
728		889
729	=cut	890	=cut
730		891
731	#############################################################################	892	#############################################################################
732		893
733	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
734		895
735	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
736	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")
737	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
738		899
739	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>
740	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
…		…
790	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
791		952
792	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
793	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
794		955
795	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
796	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.
797		958
798	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
799		960
800	=over 4	961	=over 4
…		…
924		1085
925	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
926	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
927		1088
928	} elsif (ref $type) {	1089	} elsif (ref $type) {
929	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
930		1091
931	} else {	1092	} else {
932	shift @arg;	1093	shift @arg;
933	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
934	}	1095	}
935	}	1096	}
936	}	1097	}
937		1098
938	sub _object_attach {	1099	sub _object_attach {
…		…
948	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
949	}	1110	}
950		1111
951	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
952	} else {	1113	} else {
953	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
954	}	1115	}
955		1116
956	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
957	}	1118	}
958		1119
…		…
1017		1178
1018	for (@$callbacks) {	1179	for (@$callbacks) {
1019	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1020		1181
1021	if ($@) {	1182	if ($@) {
1022	warn "$@";
1023	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1024	override;	1184	override;
1025	}	1185	}
1026		1186
1027	return 1 if $override;	1187	return 1 if $override;
1028	}	1188	}
…		…
1107	for (@$attach) {	1267	for (@$attach) {
1108	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1109	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1110	}	1270	}
1111	} else {	1271	} else {
1112	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1113	}	1273	}
1114	}	1274	}
1115	}	1275	}
1116		1276
1117	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1144	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1145		1305
1146	sync_job {	1306	sync_job {
1147	if (length $$rdata) {	1307	if (length $$rdata) {
1148	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1149	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1150	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1151		1312
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	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	}
1156	aio_close $fh;	1320	aio_close $fh;
1157		1321
1158	if (@$objs) {	1322	if (@$objs) {
1159	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) {
1160	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1163	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	}
1164	aio_close $fh;	1331	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1333	}
1167	} else {	1334	} else {
1168	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1169	}	1336	}
1170		1337
1171	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1342	} else {
1173	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1174	}	1344	}
1175	} else {	1345	} else {
1176	aio_unlink $filename;	1346	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1178	}	1348	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1373	$av = $st->{objs};
1204	}	1374	}
1205		1375
1206	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1209		1380
1210	($data, $av)	1381	($data, $av)
1211	}	1382	}
1212		1383
1213	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1269	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1270		1441
1271	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1272	}	1443	}
1273		1444
		1445	use File::Glob ();
		1446
1274	cf::player->attach (	1447	cf::player->attach (
1275	on_command => sub {	1448	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1277		1450
1278	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1279	or return;	1452	or return;
1280		1453
…		…
1288	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1289		1462
1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1291		1464
1292	if (ref $msg) {	1465	if (ref $msg) {
1293	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1294	"ARRAY" eq ref $msg
1295	? @$msg
1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1297		1467
1298	my @reply;	1468	my @reply;
1299		1469
1300	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1301	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1303		1473
1304	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1305	if $reply;	1475	if $reply;
1306		1476
1307	} else {	1477	} else {
1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1309	}	1479	}
1310		1480
1311	cf::override;	1481	cf::override;
1312	},	1482	},
1313	);	1483	);
1314		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
1315	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1316	cf::sync_job {	1501	cf::sync_job {
1317	my %todo;	1502	my %todo;
1318		1503
1319	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1320	next unless -r $path;	1505	next unless -r $path;
…		…
1338		1523
1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1341		1526
1342	$ext{source} =	1527	$ext{source} =
1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1344	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1345	. $source	1530	. $source
1346	. "\n};\n1";	1531	. "\n};\n1";
1347		1532
1348	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1349	}	1534	}
1350		1535
		1536	my $pass = 0;
1351	my %done;	1537	my %done;
1352	while (%todo) {	1538	while (%todo) {
1353	my $progress;	1539	my $progress;
1354		1540
		1541	++$pass;
		1542
		1543	ext:
1355	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1546	next ext
1358	unless exists $done{$_};	1547	unless exists $done{$_};
1359	}	1548	}
1360		1549
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1551
1363	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1556
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1558	if exists $v->{meta}{mandatory};
1371		1559
1372	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;
1373	}	1569	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1570	}
1379		1571
1380	skip:	1572	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1383	}	1582	}
1384	};	1583	};
1385	}	1584	}
1386		1585
1387	#############################################################################	1586	#############################################################################
1388		1587
1389	=back	1588	=back
1390		1589
1391	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1392		1591
1393	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1394		1593
1395	=cut	1594	=cut
1396		1595
1397	package cf::player;	1596	package cf::player;
1398		1597
…		…
1441		1640
1442	sub exists($) {	1641	sub exists($) {
1443	my ($login) = @_;	1642	my ($login) = @_;
1444		1643
1445	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1447	}	1646	}
1448		1647
1449	sub find($) {	1648	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1650	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1472	}	1671	}
1473	}	1672	}
1474	}	1673	}
1475		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($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
1476	sub save($) {	1688	sub save($) {
1477	my ($pl) = @_;	1689	my ($pl) = @_;
1478		1690
1479	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1480		1692
…		…
1485		1697
1486	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1488		1700
1489	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];
1490		1705
1491	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1707	cf::cede_to_tick;
1493	}	1708	}
1494		1709
…		…
1528	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1529		1744
1530	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1532		1747
1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1534	$pl->deactivate;	1749	$pl->deactivate;
		1750
1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536	$pl->ob->check_score;
1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1538	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1539		1756
1540	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1541	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1542	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1596	\@logins	1813	\@logins
1597	}	1814	}
1598		1815
1599	=item $player->maps	1816	=item $player->maps
1600		1817
		1818	=item cf::player::maps $login
		1819
1601	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1602	player. May block.	1821	player. May block.
1603		1822
1604	=cut	1823	=cut
1605		1824
…		…
1622	}	1841	}
1623		1842
1624	\@paths	1843	\@paths
1625	}	1844	}
1626		1845
1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1628		1847
1629	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1630		1849
1631	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1632		1851
1633	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1634		1853
…		…
1666		1885
1667	=cut	1886	=cut
1668		1887
1669	sub find_by_path($) {	1888	sub find_by_path($) {
1670	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1671		1892
1672	my ($match, $specificity);	1893	my ($match, $specificity);
1673		1894
1674	for my $region (list) {	1895	for my $region (list) {
1675	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1704	sub generate_random_map {	1925	sub generate_random_map {
1705	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1706		1927
1707	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
1708		1929
1709	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1718	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1719	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1720	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1721	(cf::region::find $rmp->{region}), $rmp->{custom}
1722	)
1723	}	1931	}
1724		1932
1725	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1726		1934
1727	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
…		…
1732		1940
1733	sub register {	1941	sub register {
1734	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1735	my $pkg = caller;	1943	my $pkg = caller;
1736		1944
1737	no strict;
1738	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1739		1946
1740	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1741	}	1948	}
1742		1949
1743	# also paths starting with '/'	1950	# also paths starting with '/'
1744	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1745		1952
1746	sub thawer_merge {	1953	sub thawer_merge {
1747	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1748		1955
1749	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1754	}	1961	}
1755		1962
1756	sub normalise {	1963	sub normalise {
1757	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1758		1965
1759	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1760		1967
1761	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1762		1969
1763	# map plan:	1970	# map plan:
1764	#	1971	#
…		…
1779	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1780	$path = "$base/$path";	1987	$path = "$base/$path";
1781	}	1988	}
1782		1989
1783	for ($path) {	1990	for ($path) {
1784	redo if s{//}{/};
1785	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1786	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1787	}	1993	}
1788		1994
1789	$path	1995	$path
…		…
1803	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1804	return $self;	2010	return $self;
1805	}	2011	}
1806	}	2012	}
1807		2013
1808	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1809	()	2015	()
1810	}	2016	}
1811		2017
		2018	# may re-bless or do other evil things
1812	sub init {	2019	sub init {
1813	my ($self) = @_;	2020	my ($self) = @_;
1814		2021
1815	$self	2022	$self
1816	}	2023	}
…		…
1847		2054
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1850	}	2057	}
1851		2058
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	2059	sub decay_objects {
1862	my ($self) = @_;	2060	my ($self) = @_;
1863		2061
1864	return if $self->{deny_reset};	2062	return if $self->{deny_reset};
1865		2063
…		…
1890	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1891		2089
1892	1	2090	1
1893	}	2091	}
1894		2092
		2093	# used to laod the header of an original map
1895	sub load_header_orig {	2094	sub load_header_orig {
1896	my ($self) = @_;	2095	my ($self) = @_;
1897		2096
1898	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1899	}	2098	}
1900		2099
		2100	# used to laod the header of an instantiated map
1901	sub load_header_temp {	2101	sub load_header_temp {
1902	my ($self) = @_;	2102	my ($self) = @_;
1903		2103
1904	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1905	}	2105	}
1906		2106
		2107	# called after loading the header from an instantiated map
1907	sub prepare_temp {	2108	sub prepare_temp {
1908	my ($self) = @_;	2109	my ($self) = @_;
1909		2110
1910	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1911	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1912	# safety	2113	# safety
1913	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1914	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1915	}	2116	}
1916		2117
		2118	# called after loading the header from an original map
1917	sub prepare_orig {	2119	sub prepare_orig {
1918	my ($self) = @_;	2120	my ($self) = @_;
1919		2121
1920	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1921	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1945		2147
1946	sub find;	2148	sub find;
1947	sub find {	2149	sub find {
1948	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1949		2151
		2152	cf::cede_to_tick;
		2153
1950	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1951		2155
1952	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2158
1955	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1960	or return;	2161	or return;
1961		2162
1962	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1963		2164
…		…
1975		2176
1976	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1977	}	2178	}
1978	}	2179	}
1979		2180
1980	sub pre_load { }	2181	sub pre_load { }
1981	sub post_load { }	2182	#sub post_load { } # XS
1982		2183
1983	sub load {	2184	sub load {
1984	my ($self) = @_;	2185	my ($self) = @_;
1985		2186
1986	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1989		2190
1990	{	2191	{
1991	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1992		2193
1993	return unless $self->valid;	2194	return unless $self->valid;
1994	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1995
1996	$self->in_memory (cf::MAP_LOADING);
1997		2196
1998	$self->alloc;	2197	$self->alloc;
1999		2198
2000	$self->pre_load;	2199	$self->pre_load;
2001	cf::cede_to_tick;	2200	cf::cede_to_tick;
2002		2201
		2202	if (exists $self->{load_path}) {
2003	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2004	$f->skip_block;	2204	$f->skip_block;
2005	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2006	or return;	2206	or return;
2007		2207
2008	$self->post_load_original	2208	$self->post_load_original
2009	if delete $self->{load_original};	2209	if delete $self->{load_original};
2010		2210
2011	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2012	utf8::encode $uniq;	2212	utf8::encode $uniq;
2013	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2014	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2015	$self->clear_unique_items;	2215	$self->clear_unique_items;
2016	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2017	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2018	}	2219	}
2019	}	2220	}
2020	}
2021		2221
2022	$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);
2023		2229
2024	cf::cede_to_tick;	2230	cf::cede_to_tick;
2025	# now do the right thing for maps	2231	# now do the right thing for maps
2026	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2027	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2031	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2238	$self->decay_objects;
2033	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2034	$self->update_buttons;	2240	$self->update_buttons;
2035	cf::cede_to_tick;	2241	cf::cede_to_tick;
2036	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2037	cf::cede_to_tick;
2038	$self->activate;
2039	}	2243	}
2040		2244
2041	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2043
2044	$self->in_memory (cf::MAP_ACTIVE);
2045	}	2247	}
2046		2248
2047	$self->post_load;	2249	$self->post_load;
2048	}
2049		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2257	sub customise_for {
2051	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2052		2259
2053	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2261	if $self->per_player;
…		…
2057	# if $self->per_party;	2264	# if $self->per_party;
2058		2265
2059	$self	2266	$self
2060	}	2267	}
2061		2268
2062	# find and load all maps in the 3x3 area around a map
2063	sub load_neighbours {
2064	my ($map) = @_;
2065
2066	my @neigh; # diagonal neighbours
2067
2068	for (0 .. 3) {
2069	my $neigh = $map->tile_path ($_)
2070	or next;
2071	$neigh = find $neigh, $map
2072	or next;
2073	$neigh->load;
2074
2075	push @neigh,
2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2078	}
2079
2080	for (grep defined $_->[0], @neigh) {
2081	my ($path, $origin) = @$_;
2082	my $neigh = find $path, $origin
2083	or next;
2084	$neigh->load;
2085	}
2086	}
2087
2088	sub find_sync {	2269	sub find_sync {
2089	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2090		2271
2091	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, $origin
2092	}	2277	}
2093		2278
2094	sub do_load_sync {	2279	sub do_load_sync {
2095	my ($map) = @_;	2280	my ($map) = @_;
2096		2281
		2282	# it's a bug to call this from the main context
2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2098	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2099		2285
2100	cf::sync_job { $map->load };	2286	$map->load;
2101	}	2287	}
2102		2288
2103	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2104	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2105		2291
2106	sub find_async {	2292	sub find_async {
2107	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2108		2294
2109	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2110		2296
2111	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2113	}	2299	}
2114		2300
2115	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2116		2302
2117	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2131	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2132		2318
2133	()	2319	()
2134	}	2320	}
2135		2321
		2322	# common code, used by both ->save and ->swapout
2136	sub save {	2323	sub _save {
2137	my ($self) = @_;	2324	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2325
2141	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2142		2327
2143	return unless $self->dirty;	2328	return unless $self->dirty;
2144		2329
…		…
2164	} else {	2349	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2351	}
2167	}	2352	}
2168		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2169	sub swap_out {	2362	sub swap_out {
2170	my ($self) = @_;	2363	my ($self) = @_;
2171		2364
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2177	return if $self->players;	2369	return if $self->players;
2178	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
2179	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2180		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
2181	$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};
2182		2421
2183	$self->deactivate;	2422	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->clear;	2424	$self->clear;
2186	}
2187
2188	sub reset_at {
2189	my ($self) = @_;
2190
2191	# TODO: safety, remove and allow resettable per-player maps
2192	return 1e99 if $self->{deny_reset};
2193
2194	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2195	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2196
2197	$time + $to
2198	}
2199
2200	sub should_reset {
2201	my ($self) = @_;
2202
2203	$self->reset_at <= $cf::RUNTIME
2204	}
2205
2206	sub reset {
2207	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210
2211	return if $self->players;
2212
2213	warn "resetting map ", $self->path;
2214
2215	$self->in_memory (cf::MAP_SWAPPED);
2216
2217	# need to save uniques path
2218	unless ($self->{deny_save}) {
2219	my $uniq = $self->uniq_path; utf8::encode $uniq;
2220
2221	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2222	if $uniq;
2223	}
2224
2225	delete $cf::MAP{$self->path};
2226
2227	$self->deactivate;
2228	$_->clear_links_to ($self) for values %cf::MAP;
2229	$self->clear;
2230		2425
2231	$self->unlink_save;	2426	$self->unlink_save;
2232	$self->destroy;	2427	$self->destroy;
2233	}	2428	}
2234		2429
…		…
2242		2437
2243	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2244		2439
2245	$self->unlink_save;	2440	$self->unlink_save;
2246		2441
2247	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2248	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2249	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2250	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2252		2447
…		…
2309	: normalise $_	2504	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2506	]
2312	}	2507	}
2313		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
2314	=back	2541	=back
2315		2542
2316	=head3 cf::object	2543	=head3 cf::object
2317		2544
2318	=cut	2545	=cut
…		…
2383		2610
2384	our $SAY_CHANNEL = {	2611	our $SAY_CHANNEL = {
2385	id => "say",	2612	id => "say",
2386	title => "Map",	2613	title => "Map",
2387	reply => "say ",	2614	reply => "say ",
2388	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.",
2389	};	2616	};
2390		2617
2391	our $CHAT_CHANNEL = {	2618	our $CHAT_CHANNEL = {
2392	id => "chat",	2619	id => "chat",
2393	title => "Chat",	2620	title => "Chat",
…		…
2448		2675
2449	=item $player_object->enter_link	2676	=item $player_object->enter_link
2450		2677
2451	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}>).
2452		2679
2453	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.
2454	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.
2455		2684
2456	Will never block.	2685	Will never block.
2457		2686
2458	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2459		2688
…		…
2479	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2480	my ($self) = @_;	2709	my ($self) = @_;
2481		2710
2482	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2483		2712
		2713	++$self->{_link_recursion};
		2714
2484	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2485		2716
2486	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2487	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2488		2719
2489	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2490	}	2721	}
2491		2722
2492	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2493	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2494		2725
…		…
2511	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2512	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2513		2744
2514	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2515	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2516	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2517		2748
2518	$map->load;	2749	$map->load;
2519	$map->load_neighbours;
2520		2750
2521	return unless $self->contr->active;	2751	return unless $self->contr->active;
2522	$self->activate_recursive;
2523		2752
2524	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2525	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2526	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2527		2760
		2761	}
		2762
2528	=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)]])
2529		2764
2530	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
2531	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2532	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
2533	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
…		…
2540		2775
2541	our $GOTOGEN;	2776	our $GOTOGEN;
2542		2777
2543	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2544	my ($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	}
2545		2786
2546	# 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
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2789
2549	$self->enter_link;	2790	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2570	}	2811	}
2571	}	2812	}
2572		2813
2573	my $map = eval {	2814	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2816
2576	if ($map) {	2817	if ($map) {
2577	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2820	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2822	}
2582		2823
2583	$map	2824	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2594	}	2835	}
2595		2836
2596	$done->() if $done;	2837	$done->($self) if $done;
2597	})->prio (1);	2838	})->prio (1);
2598	}	2839	}
2599		2840
2600	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2601		2842
…		…
2669	$Coro::current->{desc} = "enter_exit";	2910	$Coro::current->{desc} = "enter_exit";
2670		2911
2671	unless (eval {	2912	unless (eval {
2672	$self->deactivate_recursive; # just to be sure	2913	$self->deactivate_recursive; # just to be sure
2673		2914
2674	# random map handling
2675	{
2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678	prepare_random_map $exit
2679	if $exit->slaying eq "/!";
2680	}
2681
2682	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
2683	my $x = $exit->stats->hp;	2916	my $x = $exit->stats->hp;
2684	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	}
2685		2941
2686	$self->goto ($map, $x, $y);	2942	$self->goto ($map, $x, $y);
2687		2943
2688	# if exit is damned, update players death & WoR home-position	2944	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($map, $x, $y)	2945	$self->contr->savebed ($map, $x, $y)
2690	if $exit->flag (cf::FLAG_DAMNED);	2946	if $exit->flag (cf::FLAG_DAMNED);
2691		2947
2692	1	2948	1
2693	}) {	2949	}) {
2694	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2695	. "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. "
2696	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2697	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2698		2954
2699	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2700	$self->leave_link;	2956	$self->leave_link;
2701	}	2957	}
2702	})->prio (1);	2958	})->prio (1);
2703	}	2959	}
2704		2960
…		…
2716	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2717	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2718		2974
2719	utf8::encode $text;	2975	utf8::encode $text;
2720	$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);
2721	}	3002	}
2722		3003
2723	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2724		3005
2725	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
…		…
2729		3010
2730	=cut	3011	=cut
2731		3012
2732	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2733	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	},
2734	"c/identify" => {	3021	"c/identify" => {
2735	id => "infobox",	3022	id => "infobox",
2736	title => "Identify",	3023	title => "Identify",
2737	reply => undef,	3024	reply => undef,
2738	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2740	"c/examine" => {	3027	"c/examine" => {
2741	id => "infobox",	3028	id => "infobox",
2742	title => "Examine",	3029	title => "Examine",
2743	reply => undef,	3030	reply => undef,
2744	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",
2745	},	3038	},
2746	"c/book" => {	3039	"c/book" => {
2747	id => "infobox",	3040	id => "infobox",
2748	title => "Book",	3041	title => "Book",
2749	reply => undef,	3042	reply => undef,
…		…
2765	id => "infobox",	3058	id => "infobox",
2766	title => "Body Parts",	3059	title => "Body Parts",
2767	reply => undef,	3060	reply => undef,
2768	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2769	},	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	},
2770	"c/uptime" => {	3099	"c/uptime" => {
2771	id => "infobox",	3100	id => "infobox",
2772	title => "Uptime",	3101	title => "Uptime",
2773	reply => undef,	3102	reply => undef,
2774	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2783	id => "party",	3112	id => "party",
2784	title => "Party",	3113	title => "Party",
2785	reply => "gsay ",	3114	reply => "gsay ",
2786	tooltip => "Messages and chat related to your party",	3115	tooltip => "Messages and chat related to your party",
2787	},	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" => $CHAT_CHANNEL,
2788	);	3125	);
2789		3126
2790	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2791	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2792		3129
2793	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2794		3132
2795	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2796		3134
2797	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2798	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2799	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2800		3138
2801	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2802	if $self->can_msg;
2803
2804	$channel = $channel->{id};	3140	$channel = $channel->{id};
2805		3141
2806	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2807	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2808	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2809	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2810	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2811	if $self->can_msg;
2812	}	3147	}
2813		3148
2814	$channel = $channel->{id};	3149	$channel = $channel->{id};
2815	}	3150	}
2816		3151
2817	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2818		3153
2819	if ($self->can_msg) {
2820	# default colour, mask it out	3154	# default colour, mask it out
2821	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2822	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2823		3157
2824	my $pkt = "msg "	3158	my $pkt = "msg "
2825	. $self->{json_coder}->encode (	3159	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	);	3161	);
2828		3162
2829	# try lzf for large packets
2830	$pkt = "lzf " . Compress::LZF::compress $pkt
2831	if 1024 <= length $pkt and $self->{can_lzf};
2832
2833	# split very large packets
2834	if (8192 < length $pkt and $self->{can_lzf}) {
2835	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2836	$pkt = "frag";
2837	}
2838
2839	$self->send_packet ($pkt);	3163	$self->send_big_packet ($pkt);
2840	} else {
2841	if ($color >= 0) {
2842	# replace some tags by gcfclient-compatible ones
2843	for ($msg) {
2844	1 while
2845	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2846	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2847	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2848	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2849	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2850	}
2851
2852	$color &= cf::NDI_COLOR_MASK;
2853
2854	utf8::encode $msg;
2855
2856	if (0 && $msg =~ /\[/) {
2857	# COMMAND/INFO
2858	$self->send_packet ("drawextinfo $color 10 8 $msg")
2859	} else {
2860	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2861	$self->send_packet ("drawinfo $color $msg")
2862	}
2863	}
2864	}
2865	}	3164	}
2866		3165
2867	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2868		3167
2869	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2872		3171
2873	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2874	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2875		3174
2876	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2877	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2878	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2879	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2880	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2881	}	3180	}
2882	}	3181	}
2883		3182
2884	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2885		3184
…		…
2888	=cut	3187	=cut
2889		3188
2890	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2891	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2892		3191
2893	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2894	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2895	} elsif ($self->extcmd == 1) {
2896	#TODO: version 1, remove
2897	unshift @msg, msgtype => "reply", msgid => $id;
2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2899	}
2900	}	3195	}
2901		3196
2902	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2903		3198
2904	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2959	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2960		3255
2961	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2962		3257
2963	if (ref $msg) {	3258	if (ref $msg) {
2964	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2965	"ARRAY" eq ref $msg
2966	? @$msg
2967	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2968		3260
2969	my @reply;	3261	my @reply;
2970		3262
2971	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2972	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2974		3266
2975	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2976	if $reply;	3268	if $reply;
2977		3269
2978	} else {	3270	} else {
2979	warn "client " . ($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";
2980	}	3272	}
2981		3273
2982	cf::override;	3274	cf::override;
2983	},	3275	},
2984	);	3276	);
…		…
3004		3296
3005	$coro	3297	$coro
3006	}	3298	}
3007		3299
3008	cf::client->attach (	3300	cf::client->attach (
3009	on_destroy => sub {	3301	on_client_destroy => sub {
3010	my ($ns) = @_;	3302	my ($ns) = @_;
3011		3303
3012	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3013	},	3305	},
3014	);	3306	);
…		…
3030	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3031		3323
3032	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3033		3325
3034	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3035	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3036	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3037	sort time	3329	sort time
3038	));	3330	));
3039		3331
3040	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3044	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3045		3337
3046	cf::object	3338	cf::object
3047	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3048	insert remove name archname title slaying race decrease split	3340	insert remove name archname title slaying race decrease split
		3341	value
3049		3342
3050	cf::object::player	3343	cf::object::player
3051	player	3344	player
3052		3345
3053	cf::player	3346	cf::player
…		…
3059	=cut	3352	=cut
3060		3353
3061	for (	3354	for (
3062	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3063	insert remove inv nrof name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3064	decrease split destroy change_exp)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3065	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3066	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3067	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3068	) {	3361	) {
3069	no strict 'refs';
3070	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3071	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3072	for @funs;	3364	for @funs;
3073	}	3365	}
3074		3366
…		…
3089		3381
3090	my $qcode = $code;	3382	my $qcode = $code;
3091	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3092	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3093		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3094	local $_;	3389	local $_;
3095	local @safe::cf::_safe_eval_args = values %vars;
3096		3390
3097	my $eval =	3391	my $eval =
3098	"do {\n"	3392	"do {\n"
3099	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3100	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3101	. $code	3395	. $code
3102	. "\n}"	3396	. "\n}"
3103	;	3397	;
3104		3398
		3399	if ($CFG{safe_eval}) {
3105	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3106	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3107	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3108		3408
3109	if ($@) {	3409	if ($@) {
3110	warn "$@";	3410	warn "$@",
3111	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3112	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3113	}	3413	}
3114		3414
3115	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3116	}	3416	}
3117		3417
…		…
3131	=cut	3431	=cut
3132		3432
3133	sub register_script_function {	3433	sub register_script_function {
3134	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3135		3435
3136	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3137	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3138	}	3438	}
3139		3439
3140	=back	3440	=back
3141		3441
3142	=cut	3442	=cut
…		…
3151	# for this (global event?)	3451	# for this (global event?)
3152	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3153		3453
3154	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3155		3455
3156	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3157		3457
3158	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3159	0 < aio_load $path, $facedata
3160	or die "$path: $!";
3161
3162	$facedata = Coro::Storable::thaw $facedata;
3163		3459
3164	$facedata->{version} == 2	3460	$facedata->{version} == 2
3165	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3166		3462
3167	# 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]);
3168	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3169	type => FT_RSRC,	3466	type => FT_RSRC,
3170	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),
3171	};	3469	};
3172	cf::cede_to_tick;	3470	cf::cede_to_tick;
3173		3471
3174	{	3472	{
3175	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3177	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3178	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3179		3477
3180	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3181	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3182	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3183	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} , $info->{glyph} ;
3184		3483
3185	cf::cede_to_tick;	3484	cf::cede_to_tick;
3186	}	3485	}
3187		3486
3188	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3193		3492
3194	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3195	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3196	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3197	} else {	3496	} else {
3198	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3199	}	3498	}
3200		3499
3201	cf::cede_to_tick;	3500	cf::cede_to_tick;
3202	}	3501	}
3203	}	3502	}
…		…
3212		3511
3213	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3214	}	3513	}
3215		3514
3216	{	3515	{
3217	# TODO: for gcfclient pleasure, we should give resources
3218	# that gcfclient doesn't grok a >10000 face index.
3219	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3220		3517
3221	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3222	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
3223	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3224	my $data;
3225		3522
3226	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3227	# prepend meta info
3228
3229	my $meta = $enc->encode ({
3230	name => $name,
3231	%{ $info->{meta} || {} },
3232	});
3233
3234	$data = pack "(w/a*)*", $meta, $info->{data};
3235	} else {
3236	$data = $info->{data};
3237	}
3238
3239	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3240	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}; # preserve meta unless prepended already
3241	} else {	3526	} else {
3242	$RESOURCE{$name} = $info;	3527	# $RESOURCE{$name} = $info; # unused
3243	}	3528	}
3244		3529
3245	cf::cede_to_tick;	3530	cf::cede_to_tick;
3246	}	3531	}
3247	}	3532	}
3248		3533
3249	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3250		3535
3251	1	3536	1
3252	}	3537	}
3253
3254	cf::global->attach (on_resource_update => sub {
3255	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3256	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3257
3258	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3259	my $sound = $soundconf->{compat}[$_]
3260	or next;
3261
3262	my $face = cf::face::find "sound/$sound->[1]";
3263	cf::sound::set $sound->[0] => $face;
3264	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3265	}
3266
3267	while (my ($k, $v) = each %{$soundconf->{event}}) {
3268	my $face = cf::face::find "sound/$v";
3269	cf::sound::set $k => $face;
3270	}
3271	}
3272	});
3273		3538
3274	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
3275	my ($ns, $want) = @_;	3540	my ($ns, $want) = @_;
3276		3541
3277	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
…		…
3316	sub reload_treasures {	3581	sub reload_treasures {
3317	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3318	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3319	}	3584	}
3320		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
3321	sub reload_resources {	3606	sub reload_resources {
3322	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3323		3608
		3609	reload_exp_table;
		3610	reload_materials;
3324	reload_facedata;	3611	reload_facedata;
		3612	reload_sound;
3325	reload_archetypes;	3613	reload_archetypes;
3326	reload_regions;	3614	reload_regions;
3327	reload_treasures;	3615	reload_treasures;
3328		3616
3329	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3330	}
3331
3332	sub init {
3333	my $guard = freeze_mainloop;
3334
3335	evthread_start IO::AIO::poll_fileno;
3336
3337	reload_resources;
3338	}	3618	}
3339		3619
3340	sub reload_config {	3620	sub reload_config {
3341	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3342	or return;
3343		3622
3344	local $/;	3623	my $config = load_file "$CONFDIR/config";
3345	*CFG = YAML::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3346		3626
3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3348		3628
3349	$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};
3350	$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};
3351		3631
3352	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3375		3655
3376	seek $fh, 0, 0;	3656	seek $fh, 0, 0;
3377	print $fh $$;	3657	print $fh $$;
3378	}	3658	}
3379		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
3380	sub main {	3669	sub main {
3381	atomic;	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
3382		3678
3383	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3385	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#
3386	(async {	3682	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3684	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3390	};	3686	};
3391		3687
3392	{	3688	evthread_start IO::AIO::poll_fileno;
3393	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;
3394	reload_config;	3700	reload_config;
3395	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
3396	load_extensions;	3711	load_extensions;
3397		3712
3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399	}
3400
3401	utime time, time, $RUNTIMEFILE;	3713	utime time, time, $RUNTIMEFILE;
3402		3714
3403	# no (long-running) fork's whatsoever before this point(!)	3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
3404	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3405		3718
3406	EV::loop;	3719	cf::_post_init 0;
		3720	};
		3721
		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;
3407	}	3730	}
3408		3731
3409	#############################################################################	3732	#############################################################################
3410	# initialisation and cleanup	3733	# initialisation and cleanup
3411		3734
3412	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3413	BEGIN {	3736	BEGIN {
3414	our %SIGWATCHER = ();	3737	our %SIGWATCHER = ();
3415	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3416	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3417	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3418	};	3741	};
3419	}	3742	}
3420	}	3743	}
3421		3744
3422	sub write_runtime_sync {	3745	sub write_runtime_sync {
		3746	my $t0 = AE::time;
		3747
3423	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3425		3750
3426	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3752
3428	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3429		3754
3430	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3756	or return;
3432		3757
3433	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3448	or return;	3773	or return;
3449		3774
3450	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3776	and return;
3452		3777
3453	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3779
3455	1	3780	1
3456	}	3781	}
3457		3782
3458	our $uuid_lock;	3783	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3792	my $uuid = "$LOCALDIR/uuid";
3468		3793
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3795	or return;
3471		3796
3472	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;
3473	$uuid_skip = 0;	3805	$uuid_skip = 0;
3474		3806
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3808	and return;
3477		3809
…		…
3483	or return;	3815	or return;
3484		3816
3485	aio_rename "$uuid~", $uuid	3817	aio_rename "$uuid~", $uuid
3486	and return;	3818	and return;
3487		3819
3488	warn "uuid file written ($value).\n";	3820	trace "uuid file written ($value).\n";
3489		3821
3490	1	3822	1
3491		3823
3492	}	3824	}
3493		3825
…		…
3499	}	3831	}
3500		3832
3501	sub emergency_save() {	3833	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3503		3835
3504	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;
3505		3842
3506	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3507	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3852	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3854	$pl->save;
3516	}	3855	}
3517	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3518		3857
3519	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";
3520	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3863	$map->valid or next;
3523	$map->save;	3864	$map->save;
3524	}	3865	}
3525	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3526		3867
3527	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";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
3530		3873
3531	warn "begin write uuid\n";	3874	info "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3875	write_uuid_sync 1;
3533	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 $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3534	};	3896	};
3535		3897
3536	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3537	}	3899	}
3538		3900
3539	sub post_cleanup {	3901	sub post_cleanup {
3540	my ($make_core) = @_;	3902	my ($make_core) = @_;
3541		3903
		3904	IO::AIO::flush;
		3905
3542	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	3907	if $make_core;
3544		3908
3545	my $fh = pidfile;	3909	my $fh = pidfile;
3546	unlink $PIDFILE if <$fh> == $$;	3910	unlink $PIDFILE if <$fh> == $$;
3547	}	3911	}
…		…
3567	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3568	for my $name (keys %$leaf_symtab) {	3932	for my $name (keys %$leaf_symtab) {
3569	_gv_clear *{"$pkg$name"};	3933	_gv_clear *{"$pkg$name"};
3570	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3571	}	3935	}
3572	warn "cleared package #$pkg\n";#d#
3573	}	3936	}
3574
3575	our $RELOAD; # how many times to reload
3576		3937
3577	sub do_reload_perl() {	3938	sub do_reload_perl() {
3578	# can/must only be called in main	3939	# can/must only be called in main
3579	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3580	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3581	return;	3942	return;
3582	}	3943	}
3583		3944
3584	return if $RELOAD++;	3945	return if $RELOAD++;
3585		3946
		3947	my $t1 = AE::time;
		3948
3586	while ($RELOAD) {	3949	while ($RELOAD) {
3587	warn "reloading...";	3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
3588		3952
3589	warn "entering sync_job";	3953	trace "perl_reload: entering sync_job";
3590		3954
3591	cf::sync_job {	3955	cf::sync_job {
3592	cf::write_runtime_sync; # external watchdog should not bark
3593	cf::emergency_save;	3956	#cf::emergency_save;
3594	cf::write_runtime_sync; # external watchdog should not bark
3595		3957
3596	warn "syncing database to disk";
3597	BDB::db_env_txn_checkpoint $DB_ENV;
3598
3599	# if anything goes wrong in here, we should simply crash as we already saved
3600
3601	warn "flushing outstanding aio requests";
3602	while (IO::AIO::nreqs || BDB::nreqs) {
3603	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3604	}
3605
3606	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3607	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3608	%EXT_CORO = ();	3960	%EXT_CORO = ();
3609		3961
3610	warn "removing commands";	3962	trace "perl_reload: removing commands";
3611	%COMMAND = ();	3963	%COMMAND = ();
3612		3964
3613	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3614	%EXTCMD = ();	3966	%EXTCMD = ();
3615	%EXTICMD = ();	3967	%EXTICMD = ();
3616		3968
3617	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3618	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3619	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3620		3972
3621	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3622	eval {	3974	eval {
3623	$cb->($pkg);	3975	$cb->($pkg);
3624	1	3976	1
3625	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
3626	}	3978	}
3627		3979
3628	warn "... clearing $pkg";	3980	trace "... clearing $pkg";
3629	clear_package $pkg;	3981	clear_package $pkg;
3630	}	3982	}
3631		3983
3632	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3633	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3634	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3635		3987
3636	warn "... unloading $k";	3988	trace "... unloading $k";
3637	delete $INC{$k};	3989	delete $INC{$k};
3638		3990
3639	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3640	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3641		3993
…		…
3644	}	3996	}
3645		3997
3646	clear_package $k;	3998	clear_package $k;
3647	}	3999	}
3648		4000
3649	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3650	clear_package "safe::$_"	4002	clear_package "safe::$_"
3651	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);
3652		4004
3653	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3654	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3655	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3656		4008
3657	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3658	# and global variables created in xs	4010	# and global variables created in xs
3659	#clear_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3660		4012
3661	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3662		4014
3663	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3664	require cf;	4016	require cf;
3665	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3666		4018
3667	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3668	cf::reload_config;	4020	cf::reload_config;
3669		4021
3670	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3671	cf::load_extensions;	4023	cf::load_extensions;
3672		4024
		4025	if ($REATTACH_ON_RELOAD) {
3673	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3674	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3675	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3676	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3677	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3678	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3679		4033
3680	warn "leaving sync_job";	4034	cf::_post_init 1;
		4035
		4036	trace "perl_reload: leaving sync_job";
3681		4037
3682	1	4038	1
3683	} or do {	4039	} or do {
3684	warn $@;	4040	error $@;
3685	cf::cleanup "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3686	};	4042	};
3687		4043
3688	warn "reloaded";
3689	--$RELOAD;	4044	--$RELOAD;
3690	}	4045	}
		4046
		4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3691	};	4049	};
3692		4050
3693	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3694		4052
3695	sub reload_perl() {	4053	sub reload_perl() {
3696	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3697	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3698		4056
		4057	$RELOAD_WATCHER ||= cf::async {
		4058	Coro::AIO::aio_wait cache_extensions;
		4059
3699	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3700	do_reload_perl;	4061	do_reload_perl;
3701	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
		4063	};
3702	};	4064	};
3703	}	4065	}
3704		4066
3705	register_command "reload" => sub {	4067	register_command "reload" => sub {
3706	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
…		…
3712	reload_perl;	4074	reload_perl;
3713	};	4075	};
3714	}	4076	}
3715	};	4077	};
3716		4078
3717	unshift @INC, $LIBDIR;	4079	#############################################################################
3718		4080
3719	my $bug_warning = 0;	4081	my $bug_warning = 0;
3720		4082
3721	our @WAIT_FOR_TICK;
3722	our @WAIT_FOR_TICK_BEGIN;
3723
3724	sub wait_for_tick {	4083	sub wait_for_tick() {
3725	return if tick_inhibit || $Coro::current == $Coro::main;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3726		4085
3727	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3728	push @WAIT_FOR_TICK, $signal;
3729	$signal->wait;
3730	}	4087	}
3731		4088
3732	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3733	return if tick_inhibit || $Coro::current == $Coro::main;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3734		4091
3735	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3736	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3737	$signal->wait;	4094	$signal->wait;
3738	}	4095	}
…		…
3742	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3743	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3744	return;	4101	return;
3745	}	4102	}
3746		4103
3747	cf::server_tick; # one server iteration	4104	cf::one_tick; # one server iteration
		4105
		4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3748		4107
3749	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3750	$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.;
3751	Coro::async_pool {	4110	Coro::async_pool {
3752	$Coro::current->{desc} = "runtime saver";	4111	$Coro::current->{desc} = "runtime saver";
3753	write_runtime_sync	4112	write_runtime_sync
3754	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3755	};	4114	};
3756	}	4115	}
3757		4116
3758	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3759	$sig->send;	4118	$sig->send;
3760	}	4119	}
3761	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3762	$sig->send;
3763	}
3764		4121
3765	$LOAD = ($NOW - $TICK_START) / $TICK;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3766	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3767		4124
3768	if (0) {	4125	if (0) {
3769	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3770	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3771	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3772	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3773	}	4130	}
3774	}	4131	}
3775	}	4132	}
3776		4133
3777	{	4134	{
3778	# configure BDB	4135	# configure BDB
3779		4136
3780	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3781	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3782	$AnyEvent::BDB::WATCHER->priority (1);	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3783		4140
3784	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3785	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3786	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3787	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3822	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3823	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3824	undef $AnyEvent::AIO::WATCHER;	4181	undef $AnyEvent::AIO::WATCHER;
3825	}	4182	}
3826		4183
3827	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3828		4186
3829	sub _log_backtrace {	4187	sub _log_backtrace {
3830	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3831		4189
3832	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3833		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3834	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3835	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3836	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3837	async {	4200	async {
3838	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3839		4202
3840	my @bt = fork_call {	4203	my @bt = fork_call {
3841	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3852	}	4215	}
3853		4216
3854	@funcs	4217	@funcs
3855	};	4218	};
3856		4219
3857	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3858	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3859	--$_log_backtrace;	4223	--$_log_backtrace;
3860	};	4224	};
3861	} else {	4225	} else {
3862	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3863	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3864	}	4228	}
3865	}	4229	}
3866		4230
3867	# load additional modules	4231	# load additional modules
3868	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3869		4234
3870	END { cf::emergency_save }	4235	END { cf::emergency_save }
3871		4236
3872	1	4237	1
3873		4238

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