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Revision 1.444 by root, Mon Sep 8 11:27:25 2008 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 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";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
97	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;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
110		134
111	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
113	our $NOW;	138	our $NOW;
114		139
115	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
116	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
117	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	149	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
126		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
		159
127	binmode STDOUT;	160	binmode STDOUT;
128	binmode STDERR;	161	binmode STDERR;
129		162
130	# read virtual server time, if available	163	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
135	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
136		171
137	mkdir $_	172	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		174
140	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
141		176
142	sub cf::map::normalise;	177	sub cf::map::normalise;
143		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
144	#############################################################################	183	#############################################################################
145		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
146	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
147		197
148	=over 4	198	=over 4
149		199
150	=item $cf::UPTIME	200	=item $cf::UPTIME
151		201
152	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.
153		218
154	=item $cf::RUNTIME	219	=item $cf::RUNTIME
155		220
156	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
157	every server tick.	222	every server tick.
…		…
163	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
164	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
165	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
166	database environment.	231	database environment.
167		232
168	=item $cf::NOW
169
170	The time of the last (current) server tick.
171
172	=item $cf::TICK
173
174	The interval between server ticks, in seconds.
175
176	=item $cf::LOADAVG	233	=item $cf::LOADAVG
177		234
178	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
179	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
180	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
189	from wherever your confdir points to.	246	from wherever your confdir points to.
190		247
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		249
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
197	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
198		272
199	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
200	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
201	that call.	275	that call.
202		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
203	=back	283	=back
204		284
205	=cut	285	=cut
206		286
207	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
208	*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 {
209	my $msg = join "", @_;	294	my $msg = join "", @_;
210		295
211	$msg .= "\n"	296	$msg .= "\n"
212	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
213		298
214	$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;
215		300
216	LOG llevError, $msg;	301	LOG llevWarn, $msg;
217	};	302	};
218	}
219		303
220	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
222		306
223	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	311	return;#d#
226	}#d#	312	}#d#
227		313
228	# kill coroutine otherwise	314	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	315	Coro::terminate
231	};	316	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		317
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	335	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	337	}
255		338
256	$EV::DIED = sub {	339	$EV::DIED = sub {
257	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
258	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
259		347
260	#############################################################################	348	#############################################################################
261		349
262	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
263		351
…		…
284	$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;
285	$d	373	$d
286	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
287	}	375	}
288		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
289	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
290		392
291	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
292		394
293	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
299	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
300		402
301	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	468	=item cf::lock_wait $string
305		469
306	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
307		471
308	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
309		473
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
313	returned.	477	returned.
314		478
315	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
316	deadlocked coro.	480	deadlocked coro.
…		…
322		486
323	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.
324		488
325	=cut	489	=cut
326		490
327	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		492
330	sub lock_wait($) {	493	sub lock_wait($) {
331	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	495	}
344		496
345	sub lock_acquire($) {	497	sub lock_acquire($) {
346	my ($key) = @_;	498	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	499	}
360		500
361	sub lock_active($) {	501	sub lock_active($) {
362	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	503	}
366		504
367	sub freeze_mainloop {	505	sub freeze_mainloop {
368	tick_inhibit_inc;	506	tick_inhibit_inc;
369		507
370	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
371	}	509	}
372		510
373	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
374		512
375	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
376	get spread over timer.	514	get spread over time.
377		515
378	=cut	516	=cut
379		517
380	sub periodic($$) {	518	sub periodic($$) {
381	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
386	}	524	}
387		525
388	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
389		527
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	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
392	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.
393		535
394	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
395	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
396		538
397	Useful for short background jobs.	539	Useful for short background jobs.
398		540
399	=cut	541	=cut
400		542
401	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
403		546
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
407		550
408	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
409		553
410	while () {	554	while () {
411	next_job:	555	next_job:
		556
412	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	558
414	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	563	$job->[2]->send;
418	Coro::cede;	564	Coro::cede;
419	goto next_job;	565	goto next_job;
420	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	568	}
422	}	569	}
423		570
424	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	574	} else {
		575	$busy = 0;
429	Coro::schedule;	576	Coro::schedule;
430	}	577	}
431	}	578	}
432	};	579	};
433		580
434	sub get_slot($;$$) {	581	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
436		583
437	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
438		585
439	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
440	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
441		589
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
470	=cut	618	=cut
471		619
472	sub sync_job(&) {	620	sub sync_job(&) {
473	my ($job) = @_;	621	my ($job) = @_;
474		622
475	if ($Coro::current == $Coro::main) {	623	if (in_main) {
476	my $time = EV::time;	624	my $time = AE::time;
477		625
478	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
480		628
481	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
482		630
483	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
484		632
485	my $busy = 1;	633	my $busy = 1;
486	my @res;	634	my @res;
487		635
488	(async {	636	(async {
489	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	638	@res = eval { $job->() };
491	warn $@ if $@;	639	error $@ if $@;
492	undef $busy;	640	undef $busy;
493	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
494		642
495	while ($busy) {	643	while ($busy) {
496	if (Coro::nready) {	644	if (Coro::nready) {
…		…
498	} else {	646	} else {
499	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
500	}	648	}
501	}	649	}
502		650
503	my $time = EV::time - $time;	651	my $time = AE::time - $time;
504		652
505	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
506		654
507	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
508	} else {	656	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
531		679
532	$coro	680	$coro
533	}	681	}
534		682
535	=item fork_call { }, $args	683	=item fork_call { }, @args
536		684
537	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
538	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
539	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
540	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
541		689
542	=cut	690	=cut
543		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
544	sub fork_call(&@) {	696	sub fork_call(&@) {
545	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
546		698
547	# 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,
548	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
550		702
551	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
552	reset_signals;	704	cf::post_fork;
553	&$cb	705	&$cb
554	}, @args;	706	} @args;
555		707
556	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	)
557	}	720	}
558		721
559	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
560		723
561	=cut	724	=cut
…		…
598	within each server.	761	within each server.
599		762
600	=cut	763	=cut
601		764
602	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
603	my ($name) = @_;	769	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
605		771
606	eval {	772	eval {
607	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
617	}	783	}
618		784
619	our $DB;	785	our $DB;
620		786
621	sub db_init {	787	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	788	$DB ||= db_table "db";
624	};
625	}	789	}
626		790
627	sub db_get($$) {	791	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
629		793
630	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
631	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
632		798
633	$! ? ()	799	$! ? ()
634	: $data	800	: $data
635	}
636	}	801	}
637		802
638	sub db_put($$$) {	803	sub db_put($$$) {
639	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		833
669	my @data;	834	my @data;
670	my $md5;	835	my $md5;
671		836
672	for (0 .. $#$src) {	837	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	839	}
676		840
677	# if processing is expensive, check	841	# if processing is expensive, check
678	# checksum first	842	# checksum first
679	if (1) {	843	if (1) {
…		…
696		860
697	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	862	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
700		864
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		866
703	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
706		870
…		…
716		880
717	=cut	881	=cut
718		882
719	sub datalog($@) {	883	sub datalog($@) {
720	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	886	}
723		887
724	=back	888	=back
725		889
726	=cut	890	=cut
727		891
728	#############################################################################	892	#############################################################################
729		893
730	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
731		895
732	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
733	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")
734	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
735		899
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
788		952
789	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
790	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
791		955
792	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
793	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.
794		958
795	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
796		960
797	=over 4	961	=over 4
…		…
921		1085
922	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1088
925	} elsif (ref $type) {	1089	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
927		1091
928	} else {	1092	} else {
929	shift @arg;	1093	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
931	}	1095	}
932	}	1096	}
933	}	1097	}
934		1098
935	sub _object_attach {	1099	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
946	}	1110	}
947		1111
948	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
949	} else {	1113	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1115	}
952		1116
953	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
954	}	1118	}
955		1119
…		…
1014		1178
1015	for (@$callbacks) {	1179	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1017		1181
1018	if ($@) {	1182	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1184	override;
1022	}	1185	}
1023		1186
1024	return 1 if $override;	1187	return 1 if $override;
1025	}	1188	}
…		…
1104	for (@$attach) {	1267	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1107	}	1270	}
1108	} else {	1271	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1273	}
1111	}	1274	}
1112	}	1275	}
1113		1276
1114	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1142		1305
1143	sync_job {	1306	sync_job {
1144	if (length $$rdata) {	1307	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1148		1312
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1320	aio_close $fh;
1154		1321
1155	if (@$objs) {	1322	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1331	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1333	}
1164	} else {	1334	} else {
1165	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1166	}	1336	}
1167		1337
1168	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1342	} else {
1170	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1171	}	1344	}
1172	} else {	1345	} else {
1173	aio_unlink $filename;	1346	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1175	}	1348	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1373	$av = $st->{objs};
1201	}	1374	}
1202		1375
1203	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1206		1380
1207	($data, $av)	1381	($data, $av)
1208	}	1382	}
1209		1383
1210	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1267		1441
1268	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1269	}	1443	}
1270		1444
		1445	use File::Glob ();
		1446
1271	cf::player->attach (	1447	cf::player->attach (
1272	on_command => sub {	1448	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1274		1450
1275	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1276	or return;	1452	or return;
1277		1453
…		…
1300		1476
1301	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1478	if $reply;
1303		1479
1304	} else {	1480	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1482	}
1307		1483
1308	cf::override;	1484	cf::override;
1309	},	1485	},
1310	);	1486	);
1311		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1312	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1313	cf::sync_job {	1504	cf::sync_job {
1314	my %todo;	1505	my %todo;
1315		1506
1316	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1508	next unless -r $path;
…		…
1335		1526
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1529
1339	$ext{source} =	1530	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1342	. $source	1533	. $source
1343	. "\n};\n1";	1534	. "\n};\n1";
1344		1535
1345	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1346	}	1537	}
1347		1538
		1539	my $pass = 0;
1348	my %done;	1540	my %done;
1349	while (%todo) {	1541	while (%todo) {
1350	my $progress;	1542	my $progress;
1351		1543
		1544	++$pass;
		1545
		1546	ext:
1352	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1549	next ext
1355	unless exists $done{$_};	1550	unless exists $done{$_};
1356	}	1551	}
1357		1552
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1554
1360	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1559
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1561	if exists $v->{meta}{mandatory};
1368		1562
1369	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1370	}	1572	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1573	}
1376		1574
1377	skip:	1575	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1380	}	1585	}
1381	};	1586	};
1382	}	1587	}
1383		1588
1384	#############################################################################	1589	#############################################################################
1385		1590
1386	=back	1591	=back
1387		1592
1388	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1389		1594
1390	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1391		1596
1392	=cut	1597	=cut
1393		1598
1394	package cf::player;	1599	package cf::player;
1395		1600
…		…
1438		1643
1439	sub exists($) {	1644	sub exists($) {
1440	my ($login) = @_;	1645	my ($login) = @_;
1441		1646
1442	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1444	}	1649	}
1445		1650
1446	sub find($) {	1651	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1653	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1469	}	1674	}
1470	}	1675	}
1471	}	1676	}
1472		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1473	sub save($) {	1691	sub save($) {
1474	my ($pl) = @_;	1692	my ($pl) = @_;
1475		1693
1476	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1477		1695
…		…
1482		1700
1483	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1485		1703
1486	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1708
1488	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1710	cf::cede_to_tick;
1490	}	1711	}
1491		1712
…		…
1525	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1526		1747
1527	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1750
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1752	$pl->deactivate;
		1753
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1535	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1536		1759
1537	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1593	\@logins	1816	\@logins
1594	}	1817	}
1595		1818
1596	=item $player->maps	1819	=item $player->maps
1597		1820
		1821	=item cf::player::maps $login
		1822
1598	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1599	player. May block.	1824	player. May block.
1600		1825
1601	=cut	1826	=cut
1602		1827
…		…
1619	}	1844	}
1620		1845
1621	\@paths	1846	\@paths
1622	}	1847	}
1623		1848
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1850
1626	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1627		1852
1628	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1629		1854
1630	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1631		1856
…		…
1663		1888
1664	=cut	1889	=cut
1665		1890
1666	sub find_by_path($) {	1891	sub find_by_path($) {
1667	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1668		1895
1669	my ($match, $specificity);	1896	my ($match, $specificity);
1670		1897
1671	for my $region (list) {	1898	for my $region (list) {
1672	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1701	sub generate_random_map {	1928	sub generate_random_map {
1702	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1703		1930
1704	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1705		1932
1706	# mit "rum" bekleckern, nicht
1707	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1711	$rmp->{exit_on_final_map},
1712	$rmp->{xsize}, $rmp->{ysize},
1713	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1714	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1715	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1716	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1717	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1718	(cf::region::find $rmp->{region}), $rmp->{custom}
1719	)
1720	}	1934	}
1721		1935
1722	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1723		1937
1724	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1729		1943
1730	sub register {	1944	sub register {
1731	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1732	my $pkg = caller;	1946	my $pkg = caller;
1733		1947
1734	no strict;
1735	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1736		1949
1737	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1738	}	1951	}
1739		1952
1740	# also paths starting with '/'	1953	# also paths starting with '/'
1741	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1742		1955
1743	sub thawer_merge {	1956	sub thawer_merge {
1744	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1745		1958
1746	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1751	}	1964	}
1752		1965
1753	sub normalise {	1966	sub normalise {
1754	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1755		1968
1756	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1757		1970
1758	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1759		1972
1760	# map plan:	1973	# map plan:
1761	#	1974	#
…		…
1776	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1777	$path = "$base/$path";	1990	$path = "$base/$path";
1778	}	1991	}
1779		1992
1780	for ($path) {	1993	for ($path) {
1781	redo if s{//}{/};
1782	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1783	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1784	}	1996	}
1785		1997
1786	$path	1998	$path
…		…
1800	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1801	return $self;	2013	return $self;
1802	}	2014	}
1803	}	2015	}
1804		2016
1805	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1806	()	2018	()
1807	}	2019	}
1808		2020
		2021	# may re-bless or do other evil things
1809	sub init {	2022	sub init {
1810	my ($self) = @_;	2023	my ($self) = @_;
1811		2024
1812	$self	2025	$self
1813	}	2026	}
…		…
1844		2057
1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1846	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1847	}	2060	}
1848		2061
1849	# and all this just because we cannot iterate over
1850	# all maps in C++...
1851	sub change_all_map_light {
1852	my ($change) = @_;
1853
1854	$_->change_map_light ($change)
1855	for grep $_->outdoor, values %cf::MAP;
1856	}
1857
1858	sub decay_objects {	2062	sub decay_objects {
1859	my ($self) = @_;	2063	my ($self) = @_;
1860		2064
1861	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1862		2066
…		…
1887	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1888		2092
1889	1	2093	1
1890	}	2094	}
1891		2095
		2096	# used to laod the header of an original map
1892	sub load_header_orig {	2097	sub load_header_orig {
1893	my ($self) = @_;	2098	my ($self) = @_;
1894		2099
1895	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1896	}	2101	}
1897		2102
		2103	# used to laod the header of an instantiated map
1898	sub load_header_temp {	2104	sub load_header_temp {
1899	my ($self) = @_;	2105	my ($self) = @_;
1900		2106
1901	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1902	}	2108	}
1903		2109
		2110	# called after loading the header from an instantiated map
1904	sub prepare_temp {	2111	sub prepare_temp {
1905	my ($self) = @_;	2112	my ($self) = @_;
1906		2113
1907	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1908	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1909	# safety	2116	# safety
1910	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1911	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1912	}	2119	}
1913		2120
		2121	# called after loading the header from an original map
1914	sub prepare_orig {	2122	sub prepare_orig {
1915	my ($self) = @_;	2123	my ($self) = @_;
1916		2124
1917	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1918	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1942		2150
1943	sub find;	2151	sub find;
1944	sub find {	2152	sub find {
1945	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1946		2154
		2155	cf::cede_to_tick;
		2156
1947	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1948		2158
1949	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1950	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1951		2161
1952	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1954	my $guard2 = cf::lock_acquire "map_find:$path";
1955
1956	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1957	or return;	2164	or return;
1958		2165
1959	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1960		2167
…		…
1972		2179
1973	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1974	}	2181	}
1975	}	2182	}
1976		2183
1977	sub pre_load { }	2184	sub pre_load { }
1978	sub post_load { }	2185	#sub post_load { } # XS
1979		2186
1980	sub load {	2187	sub load {
1981	my ($self) = @_;	2188	my ($self) = @_;
1982		2189
1983	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1986		2193
1987	{	2194	{
1988	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1989		2196
1990	return unless $self->valid;	2197	return unless $self->valid;
1991	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1992
1993	$self->in_memory (cf::MAP_LOADING);
1994		2199
1995	$self->alloc;	2200	$self->alloc;
1996		2201
1997	$self->pre_load;	2202	$self->pre_load;
1998	cf::cede_to_tick;	2203	cf::cede_to_tick;
1999		2204
		2205	if (exists $self->{load_path}) {
2000	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2001	$f->skip_block;	2207	$f->skip_block;
2002	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2003	or return;	2209	or return;
2004		2210
2005	$self->post_load_original	2211	$self->post_load_original
2006	if delete $self->{load_original};	2212	if delete $self->{load_original};
2007		2213
2008	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2009	utf8::encode $uniq;	2215	utf8::encode $uniq;
2010	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2011	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2012	$self->clear_unique_items;	2218	$self->clear_unique_items;
2013	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2014	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2015	}	2222	}
2016	}	2223	}
2017	}
2018		2224
2019	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2020		2232
2021	cf::cede_to_tick;	2233	cf::cede_to_tick;
2022	# now do the right thing for maps	2234	# now do the right thing for maps
2023	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2024	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2027		2239
2028	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2029	$self->decay_objects;	2241	$self->decay_objects;
2030	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2031	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
2032	cf::cede_to_tick;	2245	cf::cede_to_tick;
2033	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
2034	cf::cede_to_tick;
2035	$self->activate;
2036	}	2247	}
2037		2248
2038	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2039	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
2040
2041	$self->in_memory (cf::MAP_ACTIVE);
2042	}	2251	}
2043		2252
2044	$self->post_load;	2253	$self->post_load;
2045	}
2046		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
2047	sub customise_for {	2261	sub customise_for {
2048	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
2049		2263
2050	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
2051	if $self->per_player;	2265	if $self->per_player;
…		…
2067	or next;	2281	or next;
2068	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2069	or next;	2283	or next;
2070	$neigh->load;	2284	$neigh->load;
2071		2285
		2286	# now find the diagonal neighbours
2072	push @neigh,	2287	push @neigh,
2073	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2074	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2075	}	2290	}
2076		2291
…		…
2083	}	2298	}
2084		2299
2085	sub find_sync {	2300	sub find_sync {
2086	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2087		2302
2088	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
2089	}	2308	}
2090		2309
2091	sub do_load_sync {	2310	sub do_load_sync {
2092	my ($map) = @_;	2311	my ($map) = @_;
2093		2312
		2313	# it's a bug to call this from the main context
2094	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2095	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2096		2316
2097	cf::sync_job { $map->load };	2317	$map->load;
2098	}	2318	}
2099		2319
2100	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2101	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2102		2322
2103	sub find_async {	2323	sub find_async {
2104	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2105		2325
2106	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2107		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2108	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2331	return $map if !$load || $map->linkable;
2110	}	2332	}
2111		2333
2112	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2113		2335
2114	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
…		…
2128	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2129		2351
2130	()	2352	()
2131	}	2353	}
2132		2354
		2355	# common code, used by both ->save and ->swapout
2133	sub save {	2356	sub _save {
2134	my ($self) = @_;	2357	my ($self) = @_;
2135
2136	my $lock = cf::lock_acquire "map_data:$self->{path}";
2137		2358
2138	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2139		2360
2140	return unless $self->dirty;	2361	return unless $self->dirty;
2141		2362
…		…
2161	} else {	2382	} else {
2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2163	}	2384	}
2164	}	2385	}
2165		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2166	sub swap_out {	2395	sub swap_out {
2167	my ($self) = @_;	2396	my ($self) = @_;
2168		2397
2169	# save first because save cedes
2170	$self->save;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2174	return if $self->players;	2402	return if $self->players;
2175	return if $self->in_memory != cf::MAP_ACTIVE;	2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
		2413	$self->clear;
		2414	}
		2415
		2416	sub reset_at {
		2417	my ($self) = @_;
		2418
		2419	# TODO: safety, remove and allow resettable per-player maps
2176	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2177		2421
		2422	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2423	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2424
		2425	$time + $to
		2426	}
		2427
		2428	sub should_reset {
		2429	my ($self) = @_;
		2430
		2431	$self->reset_at <= $cf::RUNTIME
		2432	}
		2433
		2434	sub reset {
		2435	my ($self) = @_;
		2436
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
		2439	return if $self->players;
		2440
		2441	cf::trace "resetting map ", $self->path, "\n";
		2442
2178	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
		2444
		2445	# need to save uniques path
		2446	unless ($self->{deny_save}) {
		2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2448
		2449	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2450	if $uniq;
		2451	}
		2452
		2453	delete $cf::MAP{$self->path};
2179		2454
2180	$self->deactivate;	2455	$self->deactivate;
2181	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->clear;	2457	$self->clear;
2183	}
2184
2185	sub reset_at {
2186	my ($self) = @_;
2187
2188	# TODO: safety, remove and allow resettable per-player maps
2189	return 1e99 if $self->{deny_reset};
2190
2191	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2192	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2193
2194	$time + $to
2195	}
2196
2197	sub should_reset {
2198	my ($self) = @_;
2199
2200	$self->reset_at <= $cf::RUNTIME
2201	}
2202
2203	sub reset {
2204	my ($self) = @_;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207
2208	return if $self->players;
2209
2210	warn "resetting map ", $self->path;
2211
2212	$self->in_memory (cf::MAP_SWAPPED);
2213
2214	# need to save uniques path
2215	unless ($self->{deny_save}) {
2216	my $uniq = $self->uniq_path; utf8::encode $uniq;
2217
2218	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2219	if $uniq;
2220	}
2221
2222	delete $cf::MAP{$self->path};
2223
2224	$self->deactivate;
2225	$_->clear_links_to ($self) for values %cf::MAP;
2226	$self->clear;
2227		2458
2228	$self->unlink_save;	2459	$self->unlink_save;
2229	$self->destroy;	2460	$self->destroy;
2230	}	2461	}
2231		2462
…		…
2239		2470
2240	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2241		2472
2242	$self->unlink_save;	2473	$self->unlink_save;
2243		2474
2244	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2245	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2246	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2247	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2248	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2249		2480
…		…
2306	: normalise $_	2537	: normalise $_
2307	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2308	]	2539	]
2309	}	2540	}
2310		2541
		2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
		2573
2311	=back	2574	=back
2312		2575
2313	=head3 cf::object	2576	=head3 cf::object
2314		2577
2315	=cut	2578	=cut
…		…
2380		2643
2381	our $SAY_CHANNEL = {	2644	our $SAY_CHANNEL = {
2382	id => "say",	2645	id => "say",
2383	title => "Map",	2646	title => "Map",
2384	reply => "say ",	2647	reply => "say ",
2385	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2386	};	2649	};
2387		2650
2388	our $CHAT_CHANNEL = {	2651	our $CHAT_CHANNEL = {
2389	id => "chat",	2652	id => "chat",
2390	title => "Chat",	2653	title => "Chat",
…		…
2445		2708
2446	=item $player_object->enter_link	2709	=item $player_object->enter_link
2447		2710
2448	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2449		2712
2450	The player should be reasonably safe there for short amounts of time. You	2713	The player should be reasonably safe there for short amounts of time (e.g.
2451	I<MUST> call C<leave_link> as soon as possible, though.	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2715	though, as the player cannot control the character while it is on the link
		2716	map.
2452		2717
2453	Will never block.	2718	Will never block.
2454		2719
2455	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
2456		2721
…		…
2476	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2477	my ($self) = @_;	2742	my ($self) = @_;
2478		2743
2479	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2480		2745
		2746	++$self->{_link_recursion};
		2747
2481	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2482		2749
2483	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2484	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2485		2752
2486	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2487	}	2754	}
2488		2755
2489	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2490	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2491		2758
…		…
2508	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2509	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2510		2777
2511	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2512	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2513	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2514		2781
2515	$map->load;	2782	$map->load;
2516	$map->load_neighbours;	2783	$map->load_neighbours;
2517		2784
2518	return unless $self->contr->active;	2785	return unless $self->contr->active;
2519	$self->activate_recursive;
2520		2786
2521	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2522	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2523	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2524		2794
		2795	}
		2796
2525	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2526		2798
2527	Moves the player to the given map-path and coordinates by first freezing	2799	Moves the player to the given map-path and coordinates by first freezing
2528	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2529	that has to return the map if sucecssful, and then unfreezes the player on	2801	that has to return the map if sucecssful, and then unfreezes the player on
2530	the new (success) or old (failed) map position. In either case, $done will	2802	the new (success) or old (failed) map position. In either case, $done will
…		…
2537		2809
2538	our $GOTOGEN;	2810	our $GOTOGEN;
2539		2811
2540	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2541	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
2542		2820
2543	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2544	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2545		2823
2546	$self->enter_link;	2824	$self->enter_link;
…		…
2566	($path, $x, $y) = (undef, undef, undef);	2844	($path, $x, $y) = (undef, undef, undef);
2567	}	2845	}
2568	}	2846	}
2569		2847
2570	my $map = eval {	2848	my $map = eval {
2571	my $map = defined $path ? cf::map::find $path : undef;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2572		2850
2573	if ($map) {	2851	if ($map) {
2574	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2575	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2576	} else {	2854	} else {
2577	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2578	}	2856	}
2579		2857
2580	$map	2858	$map
…		…
2588	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2589	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2590	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2591	}	2869	}
2592		2870
2593	$done->() if $done;	2871	$done->($self) if $done;
2594	})->prio (1);	2872	})->prio (1);
2595	}	2873	}
2596		2874
2597	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2598		2876
…		…
2666	$Coro::current->{desc} = "enter_exit";	2944	$Coro::current->{desc} = "enter_exit";
2667		2945
2668	unless (eval {	2946	unless (eval {
2669	$self->deactivate_recursive; # just to be sure	2947	$self->deactivate_recursive; # just to be sure
2670		2948
2671	# random map handling
2672	{
2673	my $guard = cf::lock_acquire "exit_prepare:$exit";
2674
2675	prepare_random_map $exit
2676	if $exit->slaying eq "/!";
2677	}
2678
2679	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
2680	my $x = $exit->stats->hp;	2950	my $x = $exit->stats->hp;
2681	my $y = $exit->stats->sp;	2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
2682		2975
2683	$self->goto ($map, $x, $y);	2976	$self->goto ($map, $x, $y);
2684		2977
2685	# if exit is damned, update players death & WoR home-position	2978	# if exit is damned, update players death & WoR home-position
2686	$self->contr->savebed ($map, $x, $y)	2979	$self->contr->savebed ($map, $x, $y)
2687	if $exit->flag (cf::FLAG_DAMNED);	2980	if $exit->flag (cf::FLAG_DAMNED);
2688		2981
2689	1	2982	1
2690	}) {	2983	}) {
2691	$self->message ("Something went wrong deep within the crossfire server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2692	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2693	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2694	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2695		2988
2696	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2697	$self->leave_link;	2990	$self->leave_link;
2698	}	2991	}
2699	})->prio (1);	2992	})->prio (1);
2700	}	2993	}
2701		2994
…		…
2713	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2714	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2715		3008
2716	utf8::encode $text;	3009	utf8::encode $text;
2717	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3011	}
		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
2718	}	3036	}
2719		3037
2720	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2721		3039
2722	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2726		3044
2727	=cut	3045	=cut
2728		3046
2729	# non-persistent channels (usually the info channel)	3047	# non-persistent channels (usually the info channel)
2730	our %CHANNEL = (	3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
2731	"c/identify" => {	3055	"c/identify" => {
2732	id => "infobox",	3056	id => "infobox",
2733	title => "Identify",	3057	title => "Identify",
2734	reply => undef,	3058	reply => undef,
2735	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
…		…
2737	"c/examine" => {	3061	"c/examine" => {
2738	id => "infobox",	3062	id => "infobox",
2739	title => "Examine",	3063	title => "Examine",
2740	reply => undef,	3064	reply => undef,
2741	tooltip => "Signs and other items you examined",	3065	tooltip => "Signs and other items you examined",
		3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
2742	},	3072	},
2743	"c/book" => {	3073	"c/book" => {
2744	id => "infobox",	3074	id => "infobox",
2745	title => "Book",	3075	title => "Book",
2746	reply => undef,	3076	reply => undef,
…		…
2762	id => "infobox",	3092	id => "infobox",
2763	title => "Body Parts",	3093	title => "Body Parts",
2764	reply => undef,	3094	reply => undef,
2765	tooltip => "Shows which body parts you posess and are available",	3095	tooltip => "Shows which body parts you posess and are available",
2766	},	3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
		3103	"c/skills" => {
		3104	id => "infobox",
		3105	title => "Skills",
		3106	reply => undef,
		3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
		3132	},
2767	"c/uptime" => {	3133	"c/uptime" => {
2768	id => "infobox",	3134	id => "infobox",
2769	title => "Uptime",	3135	title => "Uptime",
2770	reply => undef,	3136	reply => undef,
2771	tooltip => "How long the server has been running since last restart",	3137	tooltip => "How long the server has been running since last restart",
…		…
2780	id => "party",	3146	id => "party",
2781	title => "Party",	3147	title => "Party",
2782	reply => "gsay ",	3148	reply => "gsay ",
2783	tooltip => "Messages and chat related to your party",	3149	tooltip => "Messages and chat related to your party",
2784	},	3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
2785	);	3159	);
2786		3160
2787	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2788	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2789		3163
2790	$msg = $self->pl->expand_cfpod ($msg);	3164	$msg = $self->pl->expand_cfpod ($msg)
		3165	unless $color & cf::NDI_VERBATIM;
2791		3166
2792	$color &= cf::NDI_CLIENT_MASK; # just in case...	3167	$color &= cf::NDI_CLIENT_MASK; # just in case...
2793		3168
2794	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2795	if ($CHANNEL{$channel}) {	3170	if ($CHANNEL{$channel}) {
2796	$channel = $CHANNEL{$channel};	3171	$channel = $CHANNEL{$channel};
2797		3172
2798	$self->ext_msg (channel_info => $channel)	3173	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800
2801	$channel = $channel->{id};	3174	$channel = $channel->{id};
2802		3175
2803	} elsif (ref $channel) {	3176	} elsif (ref $channel) {
2804	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2805	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2806	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2807	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2808	if $self->can_msg;
2809	}	3181	}
2810		3182
2811	$channel = $channel->{id};	3183	$channel = $channel->{id};
2812	}	3184	}
2813		3185
2814	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2815		3187
2816	if ($self->can_msg) {
2817	# default colour, mask it out	3188	# default colour, mask it out
2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2819	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2820		3191
2821	my $pkt = "msg "	3192	my $pkt = "msg "
2822	. $self->{json_coder}->encode (	3193	. $self->{json_coder}->encode (
2823	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2824	);	3195	);
2825		3196
2826	# try lzf for large packets
2827	$pkt = "lzf " . Compress::LZF::compress $pkt
2828	if 1024 <= length $pkt and $self->{can_lzf};
2829
2830	# split very large packets
2831	if (8192 < length $pkt and $self->{can_lzf}) {
2832	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2833	$pkt = "frag";
2834	}
2835
2836	$self->send_packet ($pkt);	3197	$self->send_big_packet ($pkt);
2837	} else {
2838	if ($color >= 0) {
2839	# replace some tags by gcfclient-compatible ones
2840	for ($msg) {
2841	1 while
2842	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2843	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2844	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2845	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2846	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2847	}
2848
2849	$color &= cf::NDI_COLOR_MASK;
2850
2851	utf8::encode $msg;
2852
2853	if (0 && $msg =~ /\[/) {
2854	# COMMAND/INFO
2855	$self->send_packet ("drawextinfo $color 10 8 $msg")
2856	} else {
2857	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2858	$self->send_packet ("drawinfo $color $msg")
2859	}
2860	}
2861	}
2862	}	3198	}
2863		3199
2864	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2865		3201
2866	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2869		3205
2870	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2871	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2872		3208
2873	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2875	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2876	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2877	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2878	}	3214	}
2879	}	3215	}
2880		3216
2881	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2882		3218
…		…
2886		3222
2887	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2888	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2889		3225
2890	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2891	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2892	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2893	#TODO: version 1, remove	3229	#TODO: version 1, remove
2894	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2895	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2896	}	3232	}
2897	}	3233	}
2898		3234
2899	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2900		3236
…		…
2971		3307
2972	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
2973	if $reply;	3309	if $reply;
2974		3310
2975	} else {	3311	} else {
2976	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2977	}	3313	}
2978		3314
2979	cf::override;	3315	cf::override;
2980	},	3316	},
2981	);	3317	);
…		…
3001		3337
3002	$coro	3338	$coro
3003	}	3339	}
3004		3340
3005	cf::client->attach (	3341	cf::client->attach (
3006	on_destroy => sub {	3342	on_client_destroy => sub {
3007	my ($ns) = @_;	3343	my ($ns) = @_;
3008		3344
3009	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3010	},	3346	},
3011	);	3347	);
…		…
3027	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
3028		3364
3029	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
3030		3366
3031	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
3032	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
3033	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
3034	sort time	3370	sort time
3035	));	3371	));
3036		3372
3037	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
3041	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
3042		3378
3043	cf::object	3379	cf::object
3044	contr pay_amount pay_player map x y force_find force_add destroy	3380	contr pay_amount pay_player map x y force_find force_add destroy
3045	insert remove name archname title slaying race decrease split	3381	insert remove name archname title slaying race decrease split
		3382	value
3046		3383
3047	cf::object::player	3384	cf::object::player
3048	player	3385	player
3049		3386
3050	cf::player	3387	cf::player
…		…
3056	=cut	3393	=cut
3057		3394
3058	for (	3395	for (
3059	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3060	insert remove inv nrof name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
3061	decrease split destroy change_exp)],	3398	decrease split destroy change_exp value msg lore send_msg)],
3062	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
3063	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
3064	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
3065	) {	3402	) {
3066	no strict 'refs';
3067	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
3068	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3069	for @funs;	3405	for @funs;
3070	}	3406	}
3071		3407
…		…
3086		3422
3087	my $qcode = $code;	3423	my $qcode = $code;
3088	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3089	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
3090		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
3091	local $_;	3430	local $_;
3092	local @safe::cf::_safe_eval_args = values %vars;
3093		3431
3094	my $eval =	3432	my $eval =
3095	"do {\n"	3433	"do {\n"
3096	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3097	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
3098	. $code	3436	. $code
3099	. "\n}"	3437	. "\n}"
3100	;	3438	;
3101		3439
		3440	if ($CFG{safe_eval}) {
3102	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
3103	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3104	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
3105		3449
3106	if ($@) {	3450	if ($@) {
3107	warn "$@";	3451	warn "$@",
3108	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
3109	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
3110	}	3454	}
3111		3455
3112	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
3113	}	3457	}
3114		3458
…		…
3128	=cut	3472	=cut
3129		3473
3130	sub register_script_function {	3474	sub register_script_function {
3131	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
3132		3476
3133	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
3134	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
3135	}	3479	}
3136		3480
3137	=back	3481	=back
3138		3482
3139	=cut	3483	=cut
…		…
3148	# for this (global event?)	3492	# for this (global event?)
3149	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
3150		3494
3151	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3152		3496
3153	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
3154		3498
3155	my $facedata;	3499	my $facedata = decode_storable load_file $path;
3156	0 < aio_load $path, $facedata
3157	or die "$path: $!";
3158
3159	$facedata = Coro::Storable::thaw $facedata;
3160		3500
3161	$facedata->{version} == 2	3501	$facedata->{version} == 2
3162	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
3163		3503
3164	# patch in the exptable	3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3165	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
3166	type => FT_RSRC,	3507	type => FT_RSRC,
3167	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
3168	};	3510	};
3169	cf::cede_to_tick;	3511	cf::cede_to_tick;
3170		3512
3171	{	3513	{
3172	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
…		…
3174	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3176		3518
3177	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
3178	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
3179	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3180	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3181		3524
3182	cf::cede_to_tick;	3525	cf::cede_to_tick;
3183	}	3526	}
3184		3527
3185	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
…		…
3190		3533
3191	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
3192	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3194	} else {	3537	} else {
3195	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
3196	}	3539	}
3197		3540
3198	cf::cede_to_tick;	3541	cf::cede_to_tick;
3199	}	3542	}
3200	}	3543	}
…		…
3209		3552
3210	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3211	}	3554	}
3212		3555
3213	{	3556	{
3214	# TODO: for gcfclient pleasure, we should give resources
3215	# that gcfclient doesn't grok a >10000 face index.
3216	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3217		3558
3218	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
3219	if (defined $info->{type}) {	3560	if (defined $info->{type}) {
3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3221	my $data;
3222		3562
3223	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3224	# prepend meta info
3225
3226	my $meta = $enc->encode ({
3227	name => $name,
3228	%{ $info->{meta} || {} },
3229	});
3230
3231	$data = pack "(w/a*)*", $meta, $info->{data};
3232	} else {
3233	$data = $info->{data};
3234	}
3235
3236	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3237	cf::face::set_type $idx, $info->{type};	3564	cf::face::set_type $idx, $info->{type};
3238	} else {	3565	} else {
3239	$RESOURCE{$name} = $info;	3566	$RESOURCE{$name} = $info; # unused
3240	}	3567	}
3241		3568
3242	cf::cede_to_tick;	3569	cf::cede_to_tick;
3243	}	3570	}
3244	}	3571	}
3245		3572
3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3247		3574
3248	1	3575	1
3249	}	3576	}
3250
3251	cf::global->attach (on_resource_update => sub {
3252	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3253	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3254
3255	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3256	my $sound = $soundconf->{compat}[$_]
3257	or next;
3258
3259	my $face = cf::face::find "sound/$sound->[1]";
3260	cf::sound::set $sound->[0] => $face;
3261	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3262	}
3263
3264	while (my ($k, $v) = each %{$soundconf->{event}}) {
3265	my $face = cf::face::find "sound/$v";
3266	cf::sound::set $k => $face;
3267	}
3268	}
3269	});
3270		3577
3271	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
3272	my ($ns, $want) = @_;	3579	my ($ns, $want) = @_;
3273		3580
3274	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
…		…
3313	sub reload_treasures {	3620	sub reload_treasures {
3314	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3315	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3316	}	3623	}
3317		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
3318	sub reload_resources {	3645	sub reload_resources {
3319	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3320		3647
		3648	reload_exp_table;
		3649	reload_materials;
3321	reload_facedata;	3650	reload_facedata;
		3651	reload_sound;
3322	reload_archetypes;	3652	reload_archetypes;
3323	reload_regions;	3653	reload_regions;
3324	reload_treasures;	3654	reload_treasures;
3325		3655
3326	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3327	}
3328
3329	sub init {
3330	my $guard = freeze_mainloop;
3331
3332	evthread_start IO::AIO::poll_fileno;
3333
3334	reload_resources;
3335	}	3657	}
3336		3658
3337	sub reload_config {	3659	sub reload_config {
3338	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3339	or return;
3340		3661
3341	local $/;	3662	my $config = load_file "$CONFDIR/config";
3342	*CFG = YAML::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3343		3665
3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3345		3667
3346	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3347	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3348		3670
3349	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3353	};	3675	};
3354	warn $@ if $@;	3676	warn $@ if $@;
3355	}	3677	}
3356	}	3678	}
3357		3679
		3680	sub pidfile() {
		3681	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3682	or die "$PIDFILE: $!";
		3683	flock $fh, &Fcntl::LOCK_EX
		3684	or die "$PIDFILE: flock: $!";
		3685	$fh
		3686	}
		3687
		3688	# make sure only one server instance is running at any one time
		3689	sub atomic {
		3690	my $fh = pidfile;
		3691
		3692	my $pid = <$fh>;
		3693	kill 9, $pid if $pid > 0;
		3694
		3695	seek $fh, 0, 0;
		3696	print $fh $$;
		3697	}
		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
3358	sub main {	3708	sub main {
		3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3717
3359	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3360	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3361	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3362	(async {	3721	(async {
3363	$Coro::current->{desc} = "IDLE BUG HANDLER";	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
3364	EV::loop EV::LOOP_ONESHOT;	3723	EV::loop EV::LOOP_ONESHOT;
3365	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3366	};	3725	};
3367		3726
3368	{	3727	evthread_start IO::AIO::poll_fileno;
3369	my $guard = freeze_mainloop;	3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
3370	reload_config;	3739	reload_config;
3371	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
3372	load_extensions;	3750	load_extensions;
3373		3751
3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3752	utime time, time, $RUNTIMEFILE;
		3753
		3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
		3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3757
		3758	cf::_post_init 0;
3375	}	3759	};
3376		3760
3377	EV::loop;	3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
3378	}	3770	}
3379		3771
3380	#############################################################################	3772	#############################################################################
3381	# initialisation and cleanup	3773	# initialisation and cleanup
3382		3774
3383	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3384	BEGIN {	3776	BEGIN {
3385	our %SIGWATCHER = ();	3777	our %SIGWATCHER = ();
3386	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3388	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
3389	};	3781	};
3390	}	3782	}
3391	}	3783	}
3392		3784
3393	sub write_runtime_sync {	3785	sub write_runtime_sync {
3394	my $runtime = "$LOCALDIR/runtime";	3786	my $t0 = AE::time;
3395		3787
3396	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3397	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3398		3790
3399	IO::AIO::aio_utime $runtime, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3400		3792
3401	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3402		3794
3403	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3404	or return;	3796	or return;
3405		3797
3406	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3407	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3408	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3418	aio_utime $fh, undef, undef;	3810	aio_utime $fh, undef, undef;
3419		3811
3420	close $fh	3812	close $fh
3421	or return;	3813	or return;
3422		3814
3423	aio_rename "$runtime~", $runtime	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3424	and return;	3816	and return;
3425		3817
3426	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3427		3819
3428	1	3820	1
3429	}	3821	}
3430		3822
3431	our $uuid_lock;	3823	our $uuid_lock;
…		…
3440	my $uuid = "$LOCALDIR/uuid";	3832	my $uuid = "$LOCALDIR/uuid";
3441		3833
3442	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3443	or return;	3835	or return;
3444		3836
3445	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
3446	$uuid_skip = 0;	3845	$uuid_skip = 0;
3447		3846
3448	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3449	and return;	3848	and return;
3450		3849
…		…
3456	or return;	3855	or return;
3457		3856
3458	aio_rename "$uuid~", $uuid	3857	aio_rename "$uuid~", $uuid
3459	and return;	3858	and return;
3460		3859
3461	warn "uuid file written ($value).\n";	3860	trace "uuid file written ($value).\n";
3462		3861
3463	1	3862	1
3464		3863
3465	}	3864	}
3466		3865
…		…
3472	}	3871	}
3473		3872
3474	sub emergency_save() {	3873	sub emergency_save() {
3475	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3476		3875
3477	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
3478		3882
3479	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3480	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3481	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3482	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3483	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3484	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3485	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3486	$pl->valid or next;	3892	$pl->valid or next;
3487	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3488	$pl->save;	3894	$pl->save;
3489	}	3895	}
3490	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3491		3897
3492	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
3493	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3494	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3495	$map->valid or next;	3903	$map->valid or next;
3496	$map->save;	3904	$map->save;
3497	}	3905	}
3498	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3499		3907
3500	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
3501	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3502	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
3503		3913
3504	warn "begin write uuid\n";	3914	info "emergency_perl_save: begin write uuid\n";
3505	write_uuid_sync 1;	3915	write_uuid_sync 1;
3506	warn "end write uuid\n";	3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3507	};	3936	};
3508		3937
3509	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3510	}	3939	}
3511		3940
3512	sub post_cleanup {	3941	sub post_cleanup {
3513	my ($make_core) = @_;	3942	my ($make_core) = @_;
3514		3943
		3944	IO::AIO::flush;
		3945
3515	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3516	if $make_core;	3947	if $make_core;
		3948
		3949	my $fh = pidfile;
		3950	unlink $PIDFILE if <$fh> == $$;
3517	}	3951	}
3518		3952
3519	# a safer delete_package, copied from Symbol	3953	# a safer delete_package, copied from Symbol
3520	sub clear_package($) {	3954	sub clear_package($) {
3521	my $pkg = shift;	3955	my $pkg = shift;
…		…
3537	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3538	for my $name (keys %$leaf_symtab) {	3972	for my $name (keys %$leaf_symtab) {
3539	_gv_clear *{"$pkg$name"};	3973	_gv_clear *{"$pkg$name"};
3540	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3541	}	3975	}
3542	warn "cleared package #$pkg\n";#d#
3543	}	3976	}
3544
3545	our $RELOAD; # how many times to reload
3546		3977
3547	sub do_reload_perl() {	3978	sub do_reload_perl() {
3548	# can/must only be called in main	3979	# can/must only be called in main
3549	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3550	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3551	return;	3982	return;
3552	}	3983	}
3553		3984
3554	return if $RELOAD++;	3985	return if $RELOAD++;
3555		3986
		3987	my $t1 = AE::time;
		3988
3556	while ($RELOAD) {	3989	while ($RELOAD) {
3557	warn "reloading...";	3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
3558		3992
3559	warn "entering sync_job";	3993	trace "perl_reload: entering sync_job";
3560		3994
3561	cf::sync_job {	3995	cf::sync_job {
3562	cf::write_runtime_sync; # external watchdog should not bark
3563	cf::emergency_save;	3996	#cf::emergency_save;
3564	cf::write_runtime_sync; # external watchdog should not bark
3565		3997
3566	warn "syncing database to disk";
3567	BDB::db_env_txn_checkpoint $DB_ENV;
3568
3569	# if anything goes wrong in here, we should simply crash as we already saved
3570
3571	warn "flushing outstanding aio requests";
3572	while (IO::AIO::nreqs || BDB::nreqs) {
3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
3577	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3578	%EXT_CORO = ();	4000	%EXT_CORO = ();
3579		4001
3580	warn "removing commands";	4002	trace "perl_reload: removing commands";
3581	%COMMAND = ();	4003	%COMMAND = ();
3582		4004
3583	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3584	%EXTCMD = ();	4006	%EXTCMD = ();
3585	%EXTICMD = ();	4007	%EXTICMD = ();
3586		4008
3587	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3588	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3589	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3590		4012
3591	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3592	eval {	4014	eval {
3593	$cb->($pkg);	4015	$cb->($pkg);
3594	1	4016	1
3595	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
3596	}	4018	}
3597		4019
3598	warn "... clearing $pkg";	4020	trace "... clearing $pkg";
3599	clear_package $pkg;	4021	clear_package $pkg;
3600	}	4022	}
3601		4023
3602	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3603	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3604	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3605		4027
3606	warn "... unloading $k";	4028	trace "... unloading $k";
3607	delete $INC{$k};	4029	delete $INC{$k};
3608		4030
3609	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3610	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3611		4033
…		…
3614	}	4036	}
3615		4037
3616	clear_package $k;	4038	clear_package $k;
3617	}	4039	}
3618		4040
3619	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3620	clear_package "safe::$_"	4042	clear_package "safe::$_"
3621	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3622		4044
3623	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3624	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3625	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3626		4048
3627	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3628	# and global variables created in xs	4050	# and global variables created in xs
3629	#clear_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3630		4052
3631	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3632		4054
3633	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3634	require cf;	4056	require cf;
3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3636		4058
3637	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3638	cf::reload_config;	4060	cf::reload_config;
3639		4061
3640	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3641	cf::load_extensions;	4063	cf::load_extensions;
3642		4064
		4065	if ($REATTACH_ON_RELOAD) {
3643	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3644	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3645	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3646	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3647	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3648	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3649		4073
3650	warn "leaving sync_job";	4074	cf::_post_init 1;
		4075
		4076	trace "perl_reload: leaving sync_job";
3651		4077
3652	1	4078	1
3653	} or do {	4079	} or do {
3654	warn $@;	4080	error $@;
3655	cf::cleanup "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3656	};	4082	};
3657		4083
3658	warn "reloaded";
3659	--$RELOAD;	4084	--$RELOAD;
3660	}	4085	}
		4086
		4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3661	};	4089	};
3662		4090
3663	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3664		4092
3665	sub reload_perl() {	4093	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3668		4096
		4097	$RELOAD_WATCHER ||= cf::async {
		4098	Coro::AIO::aio_wait cache_extensions;
		4099
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	4101	do_reload_perl;
3671	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
		4103	};
3672	};	4104	};
3673	}	4105	}
3674		4106
3675	register_command "reload" => sub {	4107	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
…		…
3682	reload_perl;	4114	reload_perl;
3683	};	4115	};
3684	}	4116	}
3685	};	4117	};
3686		4118
3687	unshift @INC, $LIBDIR;	4119	#############################################################################
3688		4120
3689	my $bug_warning = 0;	4121	my $bug_warning = 0;
3690		4122
3691	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;
3693
3694	sub wait_for_tick {	4123	sub wait_for_tick() {
3695	return if tick_inhibit || $Coro::current == $Coro::main;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3696		4125
3697	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3698	push @WAIT_FOR_TICK, $signal;
3699	$signal->wait;
3700	}	4127	}
3701		4128
3702	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3703	return if tick_inhibit || $Coro::current == $Coro::main;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3704		4131
3705	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3706	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3707	$signal->wait;	4134	$signal->wait;
3708	}	4135	}
…		…
3712	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3713	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3714	return;	4141	return;
3715	}	4142	}
3716		4143
3717	cf::server_tick; # one server iteration	4144	cf::one_tick; # one server iteration
		4145
		4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3718		4147
3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3721	Coro::async_pool {	4150	Coro::async_pool {
3722	$Coro::current->{desc} = "runtime saver";	4151	$Coro::current->{desc} = "runtime saver";
3723	write_runtime_sync	4152	write_runtime_sync
3724	or warn "ERROR: unable to write runtime file: $!";	4153	or error "ERROR: unable to write runtime file: $!";
3725	};	4154	};
3726	}	4155	}
3727		4156
3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3729	$sig->send;	4158	$sig->send;
3730	}	4159	}
3731	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3732	$sig->send;
3733	}
3734		4161
3735	$LOAD = ($NOW - $TICK_START) / $TICK;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3737		4164
3738	if (0) {	4165	if (0) {
3739	if ($NEXT_TICK) {	4166	if ($NEXT_TICK) {
3740	my $jitter = $TICK_START - $NEXT_TICK;	4167	my $jitter = $TICK_START - $NEXT_TICK;
3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3742	warn "jitter $JITTER\n";#d#	4169	debug "jitter $JITTER\n";#d#
3743	}	4170	}
3744	}	4171	}
3745	}	4172	}
3746		4173
3747	{	4174	{
3748	# configure BDB	4175	# configure BDB
3749		4176
3750	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3751	BDB::max_poll_reqs $TICK * 0.1;	4178	BDB::max_poll_reqs $TICK * 0.1;
3752	$AnyEvent::BDB::WATCHER->priority (1);	4179	$AnyEvent::BDB::WATCHER->priority (1);
3753		4180
3754	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3755	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
…		…
3792	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3793	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3794	undef $AnyEvent::AIO::WATCHER;	4221	undef $AnyEvent::AIO::WATCHER;
3795	}	4222	}
3796		4223
3797	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3798		4226
3799	sub _log_backtrace {	4227	sub _log_backtrace {
3800	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3801		4229
3802	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3803		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3804	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3805	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3806	++$_log_backtrace;	4238	++$_log_backtrace;
		4239	my $perl_bt = Carp::longmess $msg;
3807	async {	4240	async {
3808	$Coro::current->{desc} = "abt $msg";	4241	$Coro::current->{desc} = "abt $msg";
3809		4242
3810	my @bt = fork_call {	4243	my @bt = fork_call {
3811	@addr = map { sprintf "%x", $_ } @addr;	4244	@addr = map { sprintf "%x", $_ } @addr;
…		…
3822	}	4255	}
3823		4256
3824	@funcs	4257	@funcs
3825	};	4258	};
3826		4259
3827	LOG llevInfo, "[ABT] $msg\n";	4260	LOG llevInfo, "[ABT] $perl_bt\n";
		4261	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3828	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3829	--$_log_backtrace;	4263	--$_log_backtrace;
3830	};	4264	};
3831	} else {	4265	} else {
3832	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3833	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3834	}	4268	}
3835	}	4269	}
3836		4270
3837	# load additional modules	4271	# load additional modules
3838	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3839		4274
3840	END { cf::emergency_save }	4275	END { cf::emergency_save }
3841		4276
3842	1	4277	1
3843		4278

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