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Revision 1.453 by root, Tue Sep 23 04:29:11 2008 UTC vs.
Revision 1.584 by root, Tue Oct 30 17:07:50 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		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
…		…
70		71
71	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	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
74		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
75	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;
76		82
77	our %COMMAND = ();	83	our %COMMAND = ();
78	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
79		85
80	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
83	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
85		91
86	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
88		96
89	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
90	our $DATADIR = datadir;	99	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
94	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		112
103	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;
104		120
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	123	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		125
110	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	129	our $DB_ENV;
114		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
115	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		135
117	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
119	our $NOW;	139	our $NOW;
120		140
121	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	150	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
132		152
133	our @POST_INIT;	153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
134		160
135	binmode STDOUT;	161	binmode STDOUT;
136	binmode STDERR;	162	binmode STDERR;
137		163
138	# read virtual server time, if available	164	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	166	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
143	}	169	}
144		170
		171	eval "sub TICK() { $TICK } 1" or die;
		172
145	mkdir $_	173	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		175
148	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
149		177
150	sub cf::map::normalise;	178	sub cf::map::normalise;
151		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
152	#############################################################################	184	#############################################################################
153		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
154	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
155		198
156	=over 4	199	=over 4
157		200
158	=item $cf::UPTIME	201	=item $cf::UPTIME
159		202
160	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
161		219
162	=item $cf::RUNTIME	220	=item $cf::RUNTIME
163		221
164	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
165	every server tick.	223	every server tick.
…		…
171	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
174	database environment.	232	database environment.
175		233
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	234	=item $cf::LOADAVG
185		235
186	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
197	from wherever your confdir points to.	247	from wherever your confdir points to.
198		248
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		250
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
202	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
205	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
206		273
207	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
208	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
209	that call.	276	that call.
210		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
211	=back	284	=back
212		285
213	=cut	286	=cut
214		287
215	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
216	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
217	my $msg = join "", @_;	295	my $msg = join "", @_;
218		296
219	$msg .= "\n"	297	$msg .= "\n"
220	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
221		299
222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
223		301
224	LOG llevError, $msg;	302	LOG llevWarn, $msg;
225	};	303	};
226	}
227		304
228	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
230		307
231	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	312	return;#d#
234	}#d#	313	}#d#
235		314
236	# kill coroutine otherwise	315	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	316	Coro::terminate
239	};	317	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		318
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	336	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	338	}
263		339
264	$EV::DIED = sub {	340	$EV::DIED = sub {
265	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
266	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
267		348
268	#############################################################################	349	#############################################################################
269		350
270	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
271		352
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	374	$d
294	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
295	}	376	}
296		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
297	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
298		431
299	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
300		433
301	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		441
309	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
311		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
312	=item cf::post_init { BLOCK }	476	=item cf::post_init { BLOCK }
313		477
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	479	but I<before> the server starts ticking again.
316		480
317	The cdoeblock will have a single boolean argument to indicate whether this	481	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	482	is a reload or not.
319		483
320	=cut	484	=cut
321		485
322	sub post_init(&) {	486	sub post_init(&) {
323	push @POST_INIT, shift;	487	push @POST_INIT, shift;
324	}	488	}
325		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
326	=item cf::lock_wait $string	507	=item cf::lock_wait $string
327		508
328	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
329		510
330	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
331		512
332	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
334	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
335	returned.	516	returned.
336		517
337	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
338	deadlocked coro.	519	deadlocked coro.
…		…
344		525
345	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
346		527
347	=cut	528	=cut
348		529
349	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		531
352	sub lock_wait($) {	532	sub lock_wait($) {
353	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	534	}
367		535
368	sub lock_acquire($) {	536	sub lock_acquire($) {
369	my ($key) = @_;	537	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	538	}
383		539
384	sub lock_active($) {	540	sub lock_active($) {
385	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	542	}
389		543
390	sub freeze_mainloop {	544	sub freeze_mainloop {
391	tick_inhibit_inc;	545	tick_inhibit_inc;
392		546
393	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
394	}	548	}
395		549
396	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
397		551
398	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
399	get spread over timer.	553	get spread over time.
400		554
401	=cut	555	=cut
402		556
403	sub periodic($$) {	557	sub periodic($$) {
404	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
409	}	563	}
410		564
411	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
412		566
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
416		574
417	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
418	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
419		577
420	Useful for short background jobs.	578	Useful for short background jobs.
421		579
422	=cut	580	=cut
423		581
424	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
426		585
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
430		589
431	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
432		592
433	while () {	593	while () {
434	next_job:	594	next_job:
		595
435	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	597
437	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	602	$job->[2]->send;
441	Coro::cede;	603	Coro::cede;
442	goto next_job;	604	goto next_job;
443	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	607	}
445	}	608	}
446		609
447	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
449	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	613	} else {
		614	$busy = 0;
452	Coro::schedule;	615	Coro::schedule;
453	}	616	}
454	}	617	}
455	};	618	};
456		619
457	sub get_slot($;$$) {	620	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
459		622
460	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
461		624
462	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
463	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
464		628
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
493	=cut	657	=cut
494		658
495	sub sync_job(&) {	659	sub sync_job(&) {
496	my ($job) = @_;	660	my ($job) = @_;
497		661
498	if ($Coro::current == $Coro::main) {	662	if (in_main) {
499	my $time = EV::time;	663	my $time = AE::time;
500		664
501	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
503		667
504	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
505		669
506	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
507		671
508	my $busy = 1;	672	my $busy = 1;
509	my @res;	673	my @res;
510		674
511	(async {	675	(async {
512	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	677	@res = eval { $job->() };
514	warn $@ if $@;	678	error $@ if $@;
515	undef $busy;	679	undef $busy;
516	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
517		681
518	while ($busy) {	682	while ($busy) {
519	if (Coro::nready) {	683	if (Coro::nready) {
…		…
521	} else {	685	} else {
522	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
523	}	687	}
524	}	688	}
525		689
526	my $time = EV::time - $time;	690	my $time = AE::time - $time;
527		691
528	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
529		693
530	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
531	} else {	695	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
554		718
555	$coro	719	$coro
556	}	720	}
557		721
558	=item fork_call { }, $args	722	=item fork_call { }, @args
559		723
560	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
564		728
565	=cut	729	=cut
566		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
567	sub fork_call(&@) {	735	sub fork_call(&@) {
568	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
569		737
570	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
573		741
574	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
575	reset_signals;	743	cf::post_fork;
576	&$cb	744	&$cb
577	}, @args;	745	} @args;
578		746
579	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
580	}	759	}
581		760
582	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
583		762
584	=cut	763	=cut
…		…
621	within each server.	800	within each server.
622		801
623	=cut	802	=cut
624		803
625	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
626	my ($name) = @_;	808	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
628		810
629	eval {	811	eval {
630	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
640	}	822	}
641		823
642	our $DB;	824	our $DB;
643		825
644	sub db_init {	826	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	827	$DB ||= db_table "db";
647	};
648	}	828	}
649		829
650	sub db_get($$) {	830	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
652		832
653	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
654	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
655		837
656	$! ? ()	838	$! ? ()
657	: $data	839	: $data
658	}
659	}	840	}
660		841
661	sub db_put($$$) {	842	sub db_put($$$) {
662	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		872
692	my @data;	873	my @data;
693	my $md5;	874	my $md5;
694		875
695	for (0 .. $#$src) {	876	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	878	}
699		879
700	# if processing is expensive, check	880	# if processing is expensive, check
701	# checksum first	881	# checksum first
702	if (1) {	882	if (1) {
…		…
719		899
720	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
721	my $data = $process->(\@data);	901	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
723		903
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		905
726	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
729		909
…		…
739		919
740	=cut	920	=cut
741		921
742	sub datalog($@) {	922	sub datalog($@) {
743	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	925	}
746		926
747	=back	927	=back
748		928
749	=cut	929	=cut
…		…
944		1124
945	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1127
948	} elsif (ref $type) {	1128	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
950		1130
951	} else {	1131	} else {
952	shift @arg;	1132	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
954	}	1134	}
955	}	1135	}
956	}	1136	}
957		1137
958	sub _object_attach {	1138	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
969	}	1149	}
970		1150
971	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
972	} else {	1152	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1154	}
975		1155
976	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
977	}	1157	}
978		1158
…		…
1037		1217
1038	for (@$callbacks) {	1218	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1040		1220
1041	if ($@) {	1221	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1223	override;
1045	}	1224	}
1046		1225
1047	return 1 if $override;	1226	return 1 if $override;
1048	}	1227	}
…		…
1127	for (@$attach) {	1306	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1130	}	1309	}
1131	} else {	1310	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1312	}
1134	}	1313	}
1135	}	1314	}
1136		1315
1137	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1165		1344
1166	sync_job {	1345	sync_job {
1167	if (length $$rdata) {	1346	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1171		1351
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1176	aio_close $fh;	1359	aio_close $fh;
1177		1360
1178	if (@$objs) {	1361	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1184	aio_close $fh;	1370	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1372	}
1187	} else {	1373	} else {
1188	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1189	}	1375	}
1190		1376
1191	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1381	} else {
1193	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1194	}	1383	}
1195	} else {	1384	} else {
1196	aio_unlink $filename;	1385	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1198	}	1387	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1412	$av = $st->{objs};
1224	}	1413	}
1225		1414
1226	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1229		1419
1230	($data, $av)	1420	($data, $av)
1231	}	1421	}
1232		1422
1233	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1289	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1290		1480
1291	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1292	}	1482	}
1293		1483
		1484	use File::Glob ();
		1485
1294	cf::player->attach (	1486	cf::player->attach (
1295	on_command => sub {	1487	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1297		1489
1298	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1299	or return;	1491	or return;
1300		1492
…		…
1308	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1309		1501
1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1311		1503
1312	if (ref $msg) {	1504	if (ref $msg) {
1313	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1314	"ARRAY" eq ref $msg
1315	? @$msg
1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1317		1506
1318	my @reply;	1507	my @reply;
1319		1508
1320	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1321	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1323		1512
1324	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1325	if $reply;	1514	if $reply;
1326		1515
1327	} else {	1516	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1518	}
1330		1519
1331	cf::override;	1520	cf::override;
1332	},	1521	},
1333	);	1522	);
1334		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1335	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1336	cf::sync_job {	1553	cf::sync_job {
1337	my %todo;	1554	my %todo;
1338		1555
1339	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1557	next unless -r $path;
…		…
1358		1575
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1578
1362	$ext{source} =	1579	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1365	. $source	1582	. $source
1366	. "\n};\n1";	1583	. "\n};\n1";
1367		1584
1368	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1369	}	1586	}
1370		1587
		1588	my $pass = 0;
1371	my %done;	1589	my %done;
1372	while (%todo) {	1590	while (%todo) {
1373	my $progress;	1591	my $progress;
1374		1592
		1593	++$pass;
		1594
		1595	ext:
1375	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1598	next ext
1378	unless exists $done{$_};	1599	unless exists $done{$_};
1379	}	1600	}
1380		1601
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1603
1383	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1617
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1619	if exists $v->{meta}{mandatory};
1391		1620
1392	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1393	}	1630	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1631	}
1399		1632
1400	skip:	1633	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1403	}	1643	}
1404	};	1644	};
1405	}	1645	}
1406		1646
1407	#############################################################################	1647	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1492	}	1732	}
1493	}	1733	}
1494	}	1734	}
1495		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1496	sub save($) {	1749	sub save($) {
1497	my ($pl) = @_;	1750	my ($pl) = @_;
1498		1751
1499	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1500		1753
…		…
1505		1758
1506	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1508		1761
1509	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1766
1511	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1768	cf::cede_to_tick;
1513	}	1769	}
1514		1770
…		…
1548	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1549		1805
1550	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1808
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1810	$pl->deactivate;
		1811
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1558	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1559		1817
1560	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1616	\@logins	1874	\@logins
1617	}	1875	}
1618		1876
1619	=item $player->maps	1877	=item $player->maps
1620		1878
		1879	=item cf::player::maps $login
		1880
1621	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1622	player. May block.	1882	player. May block.
1623		1883
1624	=cut	1884	=cut
1625		1885
…		…
1687	=cut	1947	=cut
1688		1948
1689	sub find_by_path($) {	1949	sub find_by_path($) {
1690	my ($path) = @_;	1950	my ($path) = @_;
1691		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
		1953
1692	my ($match, $specificity);	1954	my ($match, $specificity);
1693		1955
1694	for my $region (list) {	1956	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
1696	($match, $specificity) = ($region, $region->specificity)	1958	($match, $specificity) = ($region, $region->specificity)
…		…
1724	sub generate_random_map {	1986	sub generate_random_map {
1725	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1726		1988
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		1990
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	1992	}
1744		1993
1745	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1746		1995
1747	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1752		2001
1753	sub register {	2002	sub register {
1754	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2004	my $pkg = caller;
1756		2005
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2007
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2009	}
1762		2010
1763	# also paths starting with '/'	2011	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2013
1766	sub thawer_merge {	2014	sub thawer_merge {
1767	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1768		2016
1769	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1774	}	2022	}
1775		2023
1776	sub normalise {	2024	sub normalise {
1777	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1778		2026
1779	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1780		2028
1781	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1782		2030
1783	# map plan:	2031	# map plan:
1784	#	2032	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2048	$path = "$base/$path";
1801	}	2049	}
1802		2050
1803	for ($path) {	2051	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1807	}	2054	}
1808		2055
1809	$path	2056	$path
…		…
1823	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1824	return $self;	2071	return $self;
1825	}	2072	}
1826	}	2073	}
1827		2074
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2076	()
1830	}	2077	}
1831		2078
		2079	# may re-bless or do other evil things
1832	sub init {	2080	sub init {
1833	my ($self) = @_;	2081	my ($self) = @_;
1834		2082
1835	$self	2083	$self
1836	}	2084	}
…		…
1867		2115
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1870	}	2118	}
1871		2119
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2120	sub decay_objects {
1882	my ($self) = @_;	2121	my ($self) = @_;
1883		2122
1884	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1885		2124
…		…
1910	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1911		2150
1912	1	2151	1
1913	}	2152	}
1914		2153
		2154	# used to laod the header of an original map
1915	sub load_header_orig {	2155	sub load_header_orig {
1916	my ($self) = @_;	2156	my ($self) = @_;
1917		2157
1918	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1919	}	2159	}
1920		2160
		2161	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2162	sub load_header_temp {
1922	my ($self) = @_;	2163	my ($self) = @_;
1923		2164
1924	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1925	}	2166	}
1926		2167
		2168	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2169	sub prepare_temp {
1928	my ($self) = @_;	2170	my ($self) = @_;
1929		2171
1930	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1932	# safety	2174	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2177	}
1936		2178
		2179	# called after loading the header from an original map
1937	sub prepare_orig {	2180	sub prepare_orig {
1938	my ($self) = @_;	2181	my ($self) = @_;
1939		2182
1940	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2208
1966	sub find;	2209	sub find;
1967	sub find {	2210	sub find {
1968	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1969		2212
		2213	cf::cede_to_tick;
		2214
1970	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1971		2216
1972	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2219
1975	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1980	or return;	2222	or return;
1981		2223
1982	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1983		2225
…		…
1995		2237
1996	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1997	}	2239	}
1998	}	2240	}
1999		2241
2000	sub pre_load { }	2242	sub pre_load { }
2001	sub post_load { }	2243	#sub post_load { } # XS
2002		2244
2003	sub load {	2245	sub load {
2004	my ($self) = @_;	2246	my ($self) = @_;
2005		2247
2006	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2251
2010	{	2252	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2012		2254
2013	return unless $self->valid;	2255	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2257
2018	$self->alloc;	2258	$self->alloc;
2019		2259
2020	$self->pre_load;	2260	$self->pre_load;
2021	cf::cede_to_tick;	2261	cf::cede_to_tick;
2022		2262
		2263	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2265	$f->skip_block;
2025	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2026	or return;	2267	or return;
2027		2268
2028	$self->post_load_original	2269	$self->post_load_original
2029	if delete $self->{load_original};	2270	if delete $self->{load_original};
2030		2271
2031	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2273	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2276	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2038	}	2280	}
2039	}	2281	}
2040	}
2041		2282
2042	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2043		2290
2044	cf::cede_to_tick;	2291	cf::cede_to_tick;
2045	# now do the right thing for maps	2292	# now do the right thing for maps
2046	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2299	$self->decay_objects;
2053	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2054	$self->update_buttons;	2301	$self->update_buttons;
2055	cf::cede_to_tick;	2302	cf::cede_to_tick;
2056	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2304	}
2060		2305
2061	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2308	}
2066		2309
2067	$self->post_load;	2310	$self->post_load;
2068	}
2069		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2318	sub customise_for {
2071	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2072		2320
2073	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2322	if $self->per_player;
…		…
2077	# if $self->per_party;	2325	# if $self->per_party;
2078		2326
2079	$self	2327	$self
2080	}	2328	}
2081		2329
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2330	sub find_sync {
2109	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2110		2332
2111	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2112	}	2338	}
2113		2339
2114	sub do_load_sync {	2340	sub do_load_sync {
2115	my ($map) = @_;	2341	my ($map) = @_;
2116		2342
		2343	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2119		2346
2120	cf::sync_job { $map->load };	2347	$map->load;
2121	}	2348	}
2122		2349
2123	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2125		2352
2126	sub find_async {	2353	sub find_async {
2127	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2128		2355
2129	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2130		2357
2131	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2133	}	2360	}
2134		2361
2135	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2136		2363
2137	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2152		2379
2153	()	2380	()
2154	}	2381	}
2155		2382
		2383	# common code, used by both ->save and ->swapout
2156	sub save {	2384	sub _save {
2157	my ($self) = @_;	2385	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2386
2161	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2162		2388
2163	return unless $self->dirty;	2389	return unless $self->dirty;
2164		2390
…		…
2184	} else {	2410	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2412	}
2187	}	2413	}
2188		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2189	sub swap_out {	2423	sub swap_out {
2190	my ($self) = @_;	2424	my ($self) = @_;
2191		2425
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2197	return if $self->players;	2430	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2199	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2200		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2201	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2202		2482
2203	$self->deactivate;	2483	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2485	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2486
2251	$self->unlink_save;	2487	$self->unlink_save;
2252	$self->destroy;	2488	$self->destroy;
2253	}	2489	}
2254		2490
…		…
2262		2498
2263	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2264		2500
2265	$self->unlink_save;	2501	$self->unlink_save;
2266		2502
2267	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2508
…		…
2329	: normalise $_	2565	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2567	]
2332	}	2568	}
2333		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2334	=back	2602	=back
2335		2603
2336	=head3 cf::object	2604	=head3 cf::object
2337		2605
2338	=cut	2606	=cut
…		…
2403		2671
2404	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2405	id => "say",	2673	id => "say",
2406	title => "Map",	2674	title => "Map",
2407	reply => "say ",	2675	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2677	};
2410		2678
2411	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2412	id => "chat",	2680	id => "chat",
2413	title => "Chat",	2681	title => "Chat",
…		…
2470		2738
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2740
2473	The player should be reasonably safe there for short amounts of time (e.g.	2741	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2743	though, as the player cannot control the character while it is on the link
2476	map.	2744	map.
2477		2745
2478	Will never block.	2746	Will never block.
2479		2747
2480	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2770	my ($self) = @_;
2503		2771
2504	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2505		2773
		2774	++$self->{_link_recursion};
		2775
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2777
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2510		2780
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2782	}
2513		2783
2514	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2516		2786
…		…
2533	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2535		2805
2536	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2539		2809
2540	$map->load;	2810	$map->load;
2541	$map->load_neighbours;
2542		2811
2543	return unless $self->contr->active;	2812	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2813
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2549	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2550		2821
		2822	}
		2823
2551	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2552		2825
2553	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2554	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2836
2564	our $GOTOGEN;	2837	our $GOTOGEN;
2565		2838
2566	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2567	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2568		2847
2569	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2850
2572	$self->enter_link;	2851	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2593	}	2872	}
2594	}	2873	}
2595		2874
2596	my $map = eval {	2875	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2877
2599	if ($map) {	2878	if ($map) {
2600	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2881	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2883	}
2605		2884
2606	$map	2885	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2617	}	2896	}
2618		2897
2619	$done->() if $done;	2898	$done->($self) if $done;
2620	})->prio (1);	2899	})->prio (1);
2621	}	2900	}
2622		2901
2623	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2624		2903
…		…
2692	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2693		2972
2694	unless (eval {	2973	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2696		2975
2697	# random map handling
2698	{
2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701	prepare_random_map $exit
2702	if $exit->slaying eq "/!";
2703	}
2704
2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2707	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2708		3002
2709	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2710		3004
2711	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2719	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2721		3015
2722	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	3017	$self->leave_link;
2724	}	3018	}
2725	})->prio (1);	3019	})->prio (1);
2726	}	3020	}
2727		3021
…		…
2739	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2740	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2741		3035
2742	utf8::encode $text;	3036	utf8::encode $text;
2743	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2744	}	3063	}
2745		3064
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3066
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2752		3071
2753	=cut	3072	=cut
2754		3073
2755	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2756	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2757	"c/identify" => {	3082	"c/identify" => {
2758	id => "infobox",	3083	id => "infobox",
2759	title => "Identify",	3084	title => "Identify",
2760	reply => undef,	3085	reply => undef,
2761	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3088	"c/examine" => {
2764	id => "infobox",	3089	id => "infobox",
2765	title => "Examine",	3090	title => "Examine",
2766	reply => undef,	3091	reply => undef,
2767	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2768	},	3099	},
2769	"c/book" => {	3100	"c/book" => {
2770	id => "infobox",	3101	id => "infobox",
2771	title => "Book",	3102	title => "Book",
2772	reply => undef,	3103	reply => undef,
…		…
2788	id => "infobox",	3119	id => "infobox",
2789	title => "Body Parts",	3120	title => "Body Parts",
2790	reply => undef,	3121	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2792	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
2793	"c/skills" => {	3130	"c/skills" => {
2794	id => "infobox",	3131	id => "infobox",
2795	title => "Skills",	3132	title => "Skills",
2796	reply => undef,	3133	reply => undef,
2797	tooltip => "Shows your experience per skill and item power",	3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
2798	},	3159	},
2799	"c/uptime" => {	3160	"c/uptime" => {
2800	id => "infobox",	3161	id => "infobox",
2801	title => "Uptime",	3162	title => "Uptime",
2802	reply => undef,	3163	reply => undef,
…		…
2812	id => "party",	3173	id => "party",
2813	title => "Party",	3174	title => "Party",
2814	reply => "gsay ",	3175	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2816	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2817	);	3186	);
2818		3187
2819	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3190
…		…
2826		3195
2827	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2830		3199
2831	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3201	$channel = $channel->{id};
2835		3202
2836	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3208	}
2843		3209
2844	$channel = $channel->{id};	3210	$channel = $channel->{id};
2845	}	3211	}
2846		3212
2847	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2848		3214
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3215	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2853		3218
2854	my $pkt = "msg "	3219	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3220	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3222	);
2858		3223
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3224	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3225	}
2896		3226
2897	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2898		3228
2899	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2902		3232
2903	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2905		3235
2906	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}	3241	}
2912	}	3242	}
2913		3243
2914	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2915		3245
…		…
2918	=cut	3248	=cut
2919		3249
2920	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2922		3252
2923	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}	3256	}
2931		3257
2932	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2933		3259
2934	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2989	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2990		3316
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3318
2993	if (ref $msg) {	3319	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2995	"ARRAY" eq ref $msg
2996	? @$msg
2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2998		3321
2999	my @reply;	3322	my @reply;
3000		3323
3001	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3002	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3004		3327
3005	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3006	if $reply;	3329	if $reply;
3007		3330
3008	} else {	3331	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3333	}
3011		3334
3012	cf::override;	3335	cf::override;
3013	},	3336	},
3014	);	3337	);
…		…
3034		3357
3035	$coro	3358	$coro
3036	}	3359	}
3037		3360
3038	cf::client->attach (	3361	cf::client->attach (
3039	on_destroy => sub {	3362	on_client_destroy => sub {
3040	my ($ns) = @_;	3363	my ($ns) = @_;
3041		3364
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3366	},
3044	);	3367	);
…		…
3060	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3061		3384
3062	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3063		3386
3064	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3067	sort time	3390	sort time
3068	));	3391	));
3069		3392
3070	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3075		3398
3076	cf::object	3399	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3079		3403
3080	cf::object::player	3404	cf::object::player
3081	player	3405	player
3082		3406
3083	cf::player	3407	cf::player
…		…
3089	=cut	3413	=cut
3090		3414
3091	for (	3415	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3098	) {	3422	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3425	for @funs;
3103	}	3426	}
3104		3427
…		…
3119		3442
3120	my $qcode = $code;	3443	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3123		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3124	local $_;	3450	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3451
3127	my $eval =	3452	my $eval =
3128	"do {\n"	3453	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3456	. $code
3132	. "\n}"	3457	. "\n}"
3133	;	3458	;
3134		3459
		3460	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3138		3469
3139	if ($@) {	3470	if ($@) {
3140	warn "$@";	3471	warn "$@",
3141	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3143	}	3474	}
3144		3475
3145	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3146	}	3477	}
3147		3478
…		…
3161	=cut	3492	=cut
3162		3493
3163	sub register_script_function {	3494	sub register_script_function {
3164	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3165		3496
3166	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3168	}	3499	}
3169		3500
3170	=back	3501	=back
3171		3502
3172	=cut	3503	=cut
3173		3504
3174	#############################################################################	3505	#############################################################################
3175	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3176		3509
3177	sub load_facedata($) {	3510	sub load_facedata($) {
3178	my ($path) = @_;	3511	my ($path) = @_;
3179		3512
3180	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3181	# for this (global event?)	3514	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3183		3516
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3518
3186	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3187		3520
3188	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3522
3194	$facedata->{version} == 2	3523	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3196		3525
3197	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3198	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3199	type => FT_RSRC,	3529	type => FT_RSRC,
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3201	};	3532	};
3202	cf::cede_to_tick;	3533	cf::cede_to_tick;
3203		3534
3204	{	3535	{
3205	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
…		…
3207	while (my ($face, $info) = each %$faces) {	3538	while (my ($face, $info) = each %$faces) {
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3539	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3540
3210	cf::face::set_visibility $idx, $info->{visibility};	3541	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3542	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3543	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3544	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3545	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3546	$FACEHASH{$info->{hash64}} = $idx;#d#
3214		3547
3215	cf::cede_to_tick;	3548	cf::cede_to_tick;
3216	}	3549	}
3217		3550
3218	while (my ($face, $info) = each %$faces) {	3551	while (my ($face, $info) = each %$faces) {
…		…
3223		3556
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3557	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3558	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3559	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3560	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3561	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3562	}
3230		3563
3231	cf::cede_to_tick;	3564	cf::cede_to_tick;
3232	}	3565	}
3233	}	3566	}
…		…
3242		3575
3243	cf::anim::invalidate_all; # d'oh	3576	cf::anim::invalidate_all; # d'oh
3244	}	3577	}
3245		3578
3246	{	3579	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3580	my $res = $facedata->{resource};
3250		3581
3251	while (my ($name, $info) = each %$res) {	3582	while (my ($name, $info) = each %$res) {
3252	if (defined $info->{type}) {	3583	if (defined (my $type = $info->{type})) {
		3584	# TODO: different hash - must free and use new index, or cache ixface data queue
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3585	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3586
3256	if ($info->{type} & 1) {	3587	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	3588	cf::face::set_type $idx, $type;
		3589	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3590	$FACEHASH{$info->{hash}} = $idx;#d#
3271	} else {	3591	} else {
3272	$RESOURCE{$name} = $info;	3592	# $RESOURCE{$name} = $info; # unused
3273	}	3593	}
3274		3594
3275	cf::cede_to_tick;	3595	cf::cede_to_tick;
3276	}	3596	}
3277	}	3597	}
3278		3598
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3599	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3600
3281	1	3601	1
3282	}	3602	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3603
3304	register_exticmd fx_want => sub {	3604	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3605	my ($ns, $want) = @_;
3306		3606
3307	while (my ($k, $v) = each %$want) {	3607	while (my ($k, $v) = each %$want) {
…		…
3346	sub reload_treasures {	3646	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3647	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3648	or die "unable to load treasurelists\n";
3349	}	3649	}
3350		3650
		3651	sub reload_sound {
		3652	trace "loading sound config from $DATADIR/sound\n";
		3653
		3654	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3655
		3656	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3657	my $sound = $soundconf->{compat}[$_]
		3658	or next;
		3659
		3660	my $face = cf::face::find "sound/$sound->[1]";
		3661	cf::sound::set $sound->[0] => $face;
		3662	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3663	}
		3664
		3665	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3666	my $face = cf::face::find "sound/$v";
		3667	cf::sound::set $k => $face;
		3668	}
		3669	}
		3670
3351	sub reload_resources {	3671	sub reload_resources {
3352	warn "reloading resource files...\n";	3672	trace "reloading resource files...\n";
3353		3673
		3674	reload_exp_table;
		3675	reload_materials;
3354	reload_facedata;	3676	reload_facedata;
		3677	reload_sound;
3355	reload_archetypes;	3678	reload_archetypes;
3356	reload_regions;	3679	reload_regions;
3357	reload_treasures;	3680	reload_treasures;
3358		3681
3359	warn "finished reloading resource files\n";	3682	trace "finished reloading resource files\n";
3360	}	3683	}
3361		3684
3362	sub reload_config {	3685	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3686	trace "reloading config file...\n";
3364	or return;
3365		3687
3366	local $/;	3688	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3689	utf8::decode $config;
		3690	*CFG = decode_yaml $config;
3368		3691
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3692	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3693
3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3694	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3695	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3373		3696
3374	if (exists $CFG{mlockall}) {	3697	if (exists $CFG{mlockall}) {
…		…
3397		3720
3398	seek $fh, 0, 0;	3721	seek $fh, 0, 0;
3399	print $fh $$;	3722	print $fh $$;
3400	}	3723	}
3401		3724
		3725	sub main_loop {
		3726	trace "EV::loop starting\n";
		3727	if (1) {
		3728	EV::loop;
		3729	}
		3730	trace "EV::loop returned\n";
		3731	goto &main_loop unless $REALLY_UNLOOP;
		3732	}
		3733
3402	sub main {	3734	sub main {
3403	cf::init_globals; # initialise logging	3735	cf::init_globals; # initialise logging
3404		3736
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3737	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3738	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3739	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3740	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415		3741
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3742	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3743
3418	# we must not ever block the main coroutine	3744	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3745	local $Coro::idle = sub {
…		…
3425	};	3751	};
3426		3752
3427	evthread_start IO::AIO::poll_fileno;	3753	evthread_start IO::AIO::poll_fileno;
3428		3754
3429	cf::sync_job {	3755	cf::sync_job {
		3756	cf::incloader::init ();
		3757
		3758	cf::init_anim;
		3759	cf::init_attackmess;
		3760	cf::init_dynamic;
		3761
		3762	cf::load_settings;
		3763
3430	reload_resources;	3764	reload_resources;
3431	reload_config;	3765	reload_config;
3432	db_init;	3766	db_init;
3433		3767
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3768	cf::init_uuid;
3437	cf::init_signals;	3769	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3770	cf::init_skills;
3440		3771
3441	cf::init_beforeplay;	3772	cf::init_beforeplay;
3442		3773
3443	atomic;	3774	atomic;
…		…
3445	load_extensions;	3776	load_extensions;
3446		3777
3447	utime time, time, $RUNTIMEFILE;	3778	utime time, time, $RUNTIMEFILE;
3448		3779
3449	# no (long-running) fork's whatsoever before this point(!)	3780	# no (long-running) fork's whatsoever before this point(!)
		3781	use POSIX ();
3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3782	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451		3783
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3784	cf::_post_init 0;
3453	};	3785	};
3454		3786
3455	EV::loop;	3787	cf::object::thawer::errors_are_fatal 0;
		3788	info "parse errors in files are no longer fatal from this point on.\n";
		3789
		3790	AE::postpone {
		3791	undef &main; # free gobs of memory :)
		3792	};
		3793
		3794	goto &main_loop;
3456	}	3795	}
3457		3796
3458	#############################################################################	3797	#############################################################################
3459	# initialisation and cleanup	3798	# initialisation and cleanup
3460		3799
3461	# install some emergency cleanup handlers	3800	# install some emergency cleanup handlers
3462	BEGIN {	3801	BEGIN {
3463	our %SIGWATCHER = ();	3802	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3803	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3804	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3805	cf::cleanup "SIG$signal";
3467	};	3806	};
3468	}	3807	}
3469	}	3808	}
3470		3809
3471	sub write_runtime_sync {	3810	sub write_runtime_sync {
		3811	my $t0 = AE::time;
		3812
3472	# first touch the runtime file to show we are still running:	3813	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	3814	# the fsync below can take a very very long time.
3474		3815
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3816	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		3817
3477	my $guard = cf::lock_acquire "write_runtime";	3818	my $guard = cf::lock_acquire "write_runtime";
3478		3819
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3820	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	3821	or return;
3481		3822
3482	my $value = $cf::RUNTIME + 90 + 10;	3823	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	3824	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	3825	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	3838	or return;
3498		3839
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3840	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	3841	and return;
3501		3842
3502	warn "runtime file written.\n";	3843	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		3844
3504	1	3845	1
3505	}	3846	}
3506		3847
3507	our $uuid_lock;	3848	our $uuid_lock;
…		…
3516	my $uuid = "$LOCALDIR/uuid";	3857	my $uuid = "$LOCALDIR/uuid";
3517		3858
3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3859	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519	or return;	3860	or return;
3520		3861
3521	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3862	my $value = uuid_seq uuid_cur;
		3863
		3864	unless ($value) {
		3865	info "cowardly refusing to write zero uuid value!\n";
		3866	return;
		3867	}
		3868
		3869	my $value = uuid_str $value + $uuid_skip;
3522	$uuid_skip = 0;	3870	$uuid_skip = 0;
3523		3871
3524	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3872	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3525	and return;	3873	and return;
3526		3874
…		…
3532	or return;	3880	or return;
3533		3881
3534	aio_rename "$uuid~", $uuid	3882	aio_rename "$uuid~", $uuid
3535	and return;	3883	and return;
3536		3884
3537	warn "uuid file written ($value).\n";	3885	trace "uuid file written ($value).\n";
3538		3886
3539	1	3887	1
3540		3888
3541	}	3889	}
3542		3890
…		…
3548	}	3896	}
3549		3897
3550	sub emergency_save() {	3898	sub emergency_save() {
3551	my $freeze_guard = cf::freeze_mainloop;	3899	my $freeze_guard = cf::freeze_mainloop;
3552		3900
3553	warn "enter emergency perl save\n";	3901	info "emergency_perl_save: enter\n";
		3902
		3903	# this is a trade-off: we want to be very quick here, so
		3904	# save all maps without fsync, and later call a global sync
		3905	# (which in turn might be very very slow)
		3906	local $USE_FSYNC = 0;
3554		3907
3555	cf::sync_job {	3908	cf::sync_job {
		3909	cf::write_runtime_sync; # external watchdog should not bark
		3910
3556	# use a peculiar iteration method to avoid tripping on perl	3911	# use a peculiar iteration method to avoid tripping on perl
3557	# refcount bugs in for. also avoids problems with players	3912	# refcount bugs in for. also avoids problems with players
3558	# and maps saved/destroyed asynchronously.	3913	# and maps saved/destroyed asynchronously.
3559	warn "begin emergency player save\n";	3914	info "emergency_perl_save: begin player save\n";
3560	for my $login (keys %cf::PLAYER) {	3915	for my $login (keys %cf::PLAYER) {
3561	my $pl = $cf::PLAYER{$login} or next;	3916	my $pl = $cf::PLAYER{$login} or next;
3562	$pl->valid or next;	3917	$pl->valid or next;
3563	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3918	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3564	$pl->save;	3919	$pl->save;
3565	}	3920	}
3566	warn "end emergency player save\n";	3921	info "emergency_perl_save: end player save\n";
3567		3922
3568	warn "begin emergency map save\n";	3923	cf::write_runtime_sync; # external watchdog should not bark
		3924
		3925	info "emergency_perl_save: begin map save\n";
3569	for my $path (keys %cf::MAP) {	3926	for my $path (keys %cf::MAP) {
3570	my $map = $cf::MAP{$path} or next;	3927	my $map = $cf::MAP{$path} or next;
3571	$map->valid or next;	3928	$map->valid or next;
3572	$map->save;	3929	$map->save;
3573	}	3930	}
3574	warn "end emergency map save\n";	3931	info "emergency_perl_save: end map save\n";
3575		3932
3576	warn "begin emergency database checkpoint\n";	3933	cf::write_runtime_sync; # external watchdog should not bark
		3934
		3935	info "emergency_perl_save: begin database checkpoint\n";
3577	BDB::db_env_txn_checkpoint $DB_ENV;	3936	BDB::db_env_txn_checkpoint $DB_ENV;
3578	warn "end emergency database checkpoint\n";	3937	info "emergency_perl_save: end database checkpoint\n";
3579		3938
3580	warn "begin write uuid\n";	3939	info "emergency_perl_save: begin write uuid\n";
3581	write_uuid_sync 1;	3940	write_uuid_sync 1;
3582	warn "end write uuid\n";	3941	info "emergency_perl_save: end write uuid\n";
		3942
		3943	cf::write_runtime_sync; # external watchdog should not bark
		3944
		3945	trace "emergency_perl_save: syncing database to disk";
		3946	BDB::db_env_txn_checkpoint $DB_ENV;
		3947
		3948	info "emergency_perl_save: starting sync\n";
		3949	IO::AIO::aio_sync sub {
		3950	info "emergency_perl_save: finished sync\n";
		3951	};
		3952
		3953	cf::write_runtime_sync; # external watchdog should not bark
		3954
		3955	trace "emergency_perl_save: flushing outstanding aio requests";
		3956	while (IO::AIO::nreqs || BDB::nreqs) {
		3957	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3958	}
		3959
		3960	cf::write_runtime_sync; # external watchdog should not bark
3583	};	3961	};
3584		3962
3585	warn "leave emergency perl save\n";	3963	info "emergency_perl_save: leave\n";
3586	}	3964	}
3587		3965
3588	sub post_cleanup {	3966	sub post_cleanup {
3589	my ($make_core) = @_;	3967	my ($make_core) = @_;
3590		3968
		3969	IO::AIO::flush;
		3970
3591	warn Carp::longmess "post_cleanup backtrace"	3971	error Carp::longmess "post_cleanup backtrace"
3592	if $make_core;	3972	if $make_core;
3593		3973
3594	my $fh = pidfile;	3974	my $fh = pidfile;
3595	unlink $PIDFILE if <$fh> == $$;	3975	unlink $PIDFILE if <$fh> == $$;
3596	}	3976	}
…		…
3616	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3996	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3617	for my $name (keys %$leaf_symtab) {	3997	for my $name (keys %$leaf_symtab) {
3618	_gv_clear *{"$pkg$name"};	3998	_gv_clear *{"$pkg$name"};
3619	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3999	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3620	}	4000	}
3621	warn "cleared package $pkg\n";#d#
3622	}	4001	}
3623		4002
3624	sub do_reload_perl() {	4003	sub do_reload_perl() {
3625	# can/must only be called in main	4004	# can/must only be called in main
3626	if ($Coro::current != $Coro::main) {	4005	unless (in_main) {
3627	warn "can only reload from main coroutine";	4006	error "can only reload from main coroutine";
3628	return;	4007	return;
3629	}	4008	}
3630		4009
3631	return if $RELOAD++;	4010	return if $RELOAD++;
3632		4011
		4012	my $t1 = AE::time;
		4013
3633	while ($RELOAD) {	4014	while ($RELOAD) {
3634	warn "reloading...";	4015	cf::get_slot 0.1, -1, "reload_perl";
		4016	info "perl_reload: reloading...";
3635		4017
3636	warn "entering sync_job";	4018	trace "perl_reload: entering sync_job";
3637		4019
3638	cf::sync_job {	4020	cf::sync_job {
3639	cf::write_runtime_sync; # external watchdog should not bark
3640	cf::emergency_save;	4021	#cf::emergency_save;
3641	cf::write_runtime_sync; # external watchdog should not bark
3642		4022
3643	warn "syncing database to disk";
3644	BDB::db_env_txn_checkpoint $DB_ENV;
3645
3646	# if anything goes wrong in here, we should simply crash as we already saved
3647
3648	warn "flushing outstanding aio requests";
3649	while (IO::AIO::nreqs || BDB::nreqs) {
3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3651	}
3652
3653	warn "cancelling all extension coros";	4023	trace "perl_reload: cancelling all extension coros";
3654	$_->cancel for values %EXT_CORO;	4024	$_->cancel for values %EXT_CORO;
3655	%EXT_CORO = ();	4025	%EXT_CORO = ();
3656		4026
3657	warn "removing commands";	4027	trace "perl_reload: removing commands";
3658	%COMMAND = ();	4028	%COMMAND = ();
3659		4029
3660	warn "removing ext/exti commands";	4030	trace "perl_reload: removing ext/exti commands";
3661	%EXTCMD = ();	4031	%EXTCMD = ();
3662	%EXTICMD = ();	4032	%EXTICMD = ();
3663		4033
3664	warn "unloading/nuking all extensions";	4034	trace "perl_reload: unloading/nuking all extensions";
3665	for my $pkg (@EXTS) {	4035	for my $pkg (@EXTS) {
3666	warn "... unloading $pkg";	4036	trace "... unloading $pkg";
3667		4037
3668	if (my $cb = $pkg->can ("unload")) {	4038	if (my $cb = $pkg->can ("unload")) {
3669	eval {	4039	eval {
3670	$cb->($pkg);	4040	$cb->($pkg);
3671	1	4041	1
3672	} or warn "$pkg unloaded, but with errors: $@";	4042	} or error "$pkg unloaded, but with errors: $@";
3673	}	4043	}
3674		4044
3675	warn "... clearing $pkg";	4045	trace "... clearing $pkg";
3676	clear_package $pkg;	4046	clear_package $pkg;
3677	}	4047	}
3678		4048
3679	warn "unloading all perl modules loaded from $LIBDIR";	4049	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3680	while (my ($k, $v) = each %INC) {	4050	while (my ($k, $v) = each %INC) {
3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3682		4052
3683	warn "... unloading $k";	4053	trace "... unloading $k";
3684	delete $INC{$k};	4054	delete $INC{$k};
3685		4055
3686	$k =~ s/\.pm$//;	4056	$k =~ s/\.pm$//;
3687	$k =~ s/\//::/g;	4057	$k =~ s/\//::/g;
3688		4058
…		…
3691	}	4061	}
3692		4062
3693	clear_package $k;	4063	clear_package $k;
3694	}	4064	}
3695		4065
3696	warn "getting rid of safe::, as good as possible";	4066	trace "perl_reload: getting rid of safe::, as good as possible";
3697	clear_package "safe::$_"	4067	clear_package "safe::$_"
3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4068	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3699		4069
3700	warn "unloading cf.pm \"a bit\"";	4070	trace "perl_reload: unloading cf.pm \"a bit\"";
3701	delete $INC{"cf.pm"};	4071	delete $INC{"cf.pm"};
3702	delete $INC{"cf/pod.pm"};	4072	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3703		4073
3704	# don't, removes xs symbols, too,	4074	# don't, removes xs symbols, too,
3705	# and global variables created in xs	4075	# and global variables created in xs
3706	#clear_package __PACKAGE__;	4076	#clear_package __PACKAGE__;
3707		4077
3708	warn "unload completed, starting to reload now";	4078	info "perl_reload: unload completed, starting to reload now";
3709		4079
3710	warn "reloading cf.pm";	4080	trace "perl_reload: reloading cf.pm";
3711	require cf;	4081	require cf;
3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4082	cf::_connect_to_perl_1;
3713		4083
3714	warn "loading config and database again";	4084	trace "perl_reload: loading config and database again";
3715	cf::reload_config;	4085	cf::reload_config;
3716		4086
3717	warn "loading extensions";	4087	trace "perl_reload: loading extensions";
3718	cf::load_extensions;	4088	cf::load_extensions;
3719		4089
		4090	if ($REATTACH_ON_RELOAD) {
3720	warn "reattaching attachments to objects/players";	4091	trace "perl_reload: reattaching attachments to objects/players";
3721	_global_reattach; # objects, sockets	4092	_global_reattach; # objects, sockets
3722	warn "reattaching attachments to maps";	4093	trace "perl_reload: reattaching attachments to maps";
3723	reattach $_ for values %MAP;	4094	reattach $_ for values %MAP;
3724	warn "reattaching attachments to players";	4095	trace "perl_reload: reattaching attachments to players";
3725	reattach $_ for values %PLAYER;	4096	reattach $_ for values %PLAYER;
		4097	}
3726		4098
3727	warn "running post_load";	4099	cf::_post_init 1;
3728	(pop @POST_INIT)->(1) while @POST_INIT;
3729		4100
3730	warn "leaving sync_job";	4101	trace "perl_reload: leaving sync_job";
3731		4102
3732	1	4103	1
3733	} or do {	4104	} or do {
3734	warn $@;	4105	error $@;
3735	cf::cleanup "error while reloading, exiting.";	4106	cf::cleanup "perl_reload: error, exiting.";
3736	};	4107	};
3737		4108
3738	warn "reloaded";
3739	--$RELOAD;	4109	--$RELOAD;
3740	}	4110	}
		4111
		4112	$t1 = AE::time - $t1;
		4113	info "perl_reload: completed in ${t1}s\n";
3741	};	4114	};
3742		4115
3743	our $RELOAD_WATCHER; # used only during reload	4116	our $RELOAD_WATCHER; # used only during reload
3744		4117
3745	sub reload_perl() {	4118	sub reload_perl() {
3746	# doing reload synchronously and two reloads happen back-to-back,	4119	# doing reload synchronously and two reloads happen back-to-back,
3747	# coro crashes during coro_state_free->destroy here.	4120	# coro crashes during coro_state_free->destroy here.
3748		4121
		4122	$RELOAD_WATCHER ||= cf::async {
		4123	Coro::AIO::aio_wait cache_extensions;
		4124
3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4125	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3750	do_reload_perl;	4126	do_reload_perl;
3751	undef $RELOAD_WATCHER;	4127	undef $RELOAD_WATCHER;
		4128	};
3752	};	4129	};
3753	}	4130	}
3754		4131
3755	register_command "reload" => sub {	4132	register_command "reload" => sub {
3756	my ($who, $arg) = @_;	4133	my ($who, $arg) = @_;
…		…
3762	reload_perl;	4139	reload_perl;
3763	};	4140	};
3764	}	4141	}
3765	};	4142	};
3766		4143
3767	unshift @INC, $LIBDIR;	4144	#############################################################################
3768		4145
3769	my $bug_warning = 0;	4146	my $bug_warning = 0;
3770		4147
3771	our @WAIT_FOR_TICK;
3772	our @WAIT_FOR_TICK_BEGIN;
3773
3774	sub wait_for_tick {	4148	sub wait_for_tick() {
3775	return if tick_inhibit || $Coro::current == $Coro::main;	4149	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3776		4150
3777	my $signal = new Coro::Signal;	4151	$WAIT_FOR_TICK->wait;
3778	push @WAIT_FOR_TICK, $signal;
3779	$signal->wait;
3780	}	4152	}
3781		4153
3782	sub wait_for_tick_begin {	4154	sub wait_for_tick_begin() {
3783	return if tick_inhibit || $Coro::current == $Coro::main;	4155	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3784		4156
3785	my $signal = new Coro::Signal;	4157	my $signal = new Coro::Signal;
3786	push @WAIT_FOR_TICK_BEGIN, $signal;	4158	push @WAIT_FOR_TICK_BEGIN, $signal;
3787	$signal->wait;	4159	$signal->wait;
3788	}	4160	}
…		…
3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4164	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3793	unless ++$bug_warning > 10;	4165	unless ++$bug_warning > 10;
3794	return;	4166	return;
3795	}	4167	}
3796		4168
3797	cf::server_tick; # one server iteration	4169	cf::one_tick; # one server iteration
		4170
		4171	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3798		4172
3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4173	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4174	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3801	Coro::async_pool {	4175	Coro::async_pool {
3802	$Coro::current->{desc} = "runtime saver";	4176	$Coro::current->{desc} = "runtime saver";
3803	write_runtime_sync	4177	write_runtime_sync
3804	or warn "ERROR: unable to write runtime file: $!";	4178	or error "ERROR: unable to write runtime file: $!";
3805	};	4179	};
3806	}	4180	}
3807		4181
3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4182	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3809	$sig->send;	4183	$sig->send;
3810	}	4184	}
3811	while (my $sig = shift @WAIT_FOR_TICK) {	4185	$WAIT_FOR_TICK->broadcast;
3812	$sig->send;
3813	}
3814		4186
3815	$LOAD = ($NOW - $TICK_START) / $TICK;	4187	$LOAD = ($NOW - $TICK_START) / $TICK;
3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4188	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3817		4189
3818	if (0) {	4190	if (0) {
3819	if ($NEXT_TICK) {	4191	if ($NEXT_TICK) {
3820	my $jitter = $TICK_START - $NEXT_TICK;	4192	my $jitter = $TICK_START - $NEXT_TICK;
3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4193	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3822	warn "jitter $JITTER\n";#d#	4194	debug "jitter $JITTER\n";#d#
3823	}	4195	}
3824	}	4196	}
3825	}	4197	}
3826		4198
3827	{	4199	{
3828	# configure BDB	4200	# configure BDB
3829		4201
3830	BDB::min_parallel 8;	4202	BDB::min_parallel 16;
3831	BDB::max_poll_reqs $TICK * 0.1;	4203	BDB::max_poll_reqs $TICK * 0.1;
3832	$AnyEvent::BDB::WATCHER->priority (1);	4204	#$AnyEvent::BDB::WATCHER->priority (1);
3833		4205
3834	unless ($DB_ENV) {	4206	unless ($DB_ENV) {
3835	$DB_ENV = BDB::db_env_create;	4207	$DB_ENV = BDB::db_env_create;
3836	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4208	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3837	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4209	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3872	IO::AIO::min_parallel 8;	4244	IO::AIO::min_parallel 8;
3873	IO::AIO::max_poll_time $TICK * 0.1;	4245	IO::AIO::max_poll_time $TICK * 0.1;
3874	undef $AnyEvent::AIO::WATCHER;	4246	undef $AnyEvent::AIO::WATCHER;
3875	}	4247	}
3876		4248
3877	my $_log_backtrace;	4249	our $_log_backtrace;
		4250	our $_log_backtrace_last;
3878		4251
3879	sub _log_backtrace {	4252	sub _log_backtrace {
3880	my ($msg, @addr) = @_;	4253	my ($msg, @addr) = @_;
3881		4254
3882	$msg =~ s/\n//;	4255	$msg =~ s/\n$//;
3883		4256
		4257	if ($_log_backtrace_last eq $msg) {
		4258	LOG llevInfo, "[ABT] $msg\n";
		4259	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3884	# limit the # of concurrent backtraces	4260	# limit the # of concurrent backtraces
3885	if ($_log_backtrace < 2) {	4261	} elsif ($_log_backtrace < 2) {
		4262	$_log_backtrace_last = $msg;
3886	++$_log_backtrace;	4263	++$_log_backtrace;
3887	my $perl_bt = Carp::longmess $msg;	4264	my $perl_bt = Carp::longmess $msg;
3888	async {	4265	async {
3889	$Coro::current->{desc} = "abt $msg";	4266	$Coro::current->{desc} = "abt $msg";
3890		4267
…		…
3910	LOG llevInfo, "[ABT] $_\n" for @bt;	4287	LOG llevInfo, "[ABT] $_\n" for @bt;
3911	--$_log_backtrace;	4288	--$_log_backtrace;
3912	};	4289	};
3913	} else {	4290	} else {
3914	LOG llevInfo, "[ABT] $msg\n";	4291	LOG llevInfo, "[ABT] $msg\n";
3915	LOG llevInfo, "[ABT] [suppressed]\n";	4292	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3916	}	4293	}
3917	}	4294	}
3918		4295
3919	# load additional modules	4296	# load additional modules
3920	use cf::pod;	4297	require "cf/$_.pm" for @EXTRA_MODULES;
		4298	cf::_connect_to_perl_2;
3921		4299
3922	END { cf::emergency_save }	4300	END { cf::emergency_save }
3923		4301
3924	1	4302	1
3925		4303

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