ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.452 by root, Tue Sep 23 00:24:52 2008 UTC vs.
Revision 1.585 by root, Tue Oct 30 20:18:00 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
…		…
127		147
128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
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
		152
		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;
132		160
133	binmode STDOUT;	161	binmode STDOUT;
134	binmode STDERR;	162	binmode STDERR;
135		163
136	# read virtual server time, if available	164	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	166	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
141	}	169	}
142		170
		171	eval "sub TICK() { $TICK } 1" or die;
		172
143	mkdir $_	173	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		175
146	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
147		177
148	sub cf::map::normalise;	178	sub cf::map::normalise;
149		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
150	#############################################################################	184	#############################################################################
151		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
152	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
153		198
154	=over 4	199	=over 4
155		200
156	=item $cf::UPTIME	201	=item $cf::UPTIME
157		202
158	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.
159		219
160	=item $cf::RUNTIME	220	=item $cf::RUNTIME
161		221
162	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
163	every server tick.	223	every server tick.
…		…
169	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
172	database environment.	232	database environment.
173		233
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	234	=item $cf::LOADAVG
183		235
184	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
195	from wherever your confdir points to.	247	from wherever your confdir points to.
196		248
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		250
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
200	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
202		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$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
203	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
204		273
205	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
206	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
207	that call.	276	that call.
208		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
209	=back	284	=back
210		285
211	=cut	286	=cut
212		287
213	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
214	*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 {
215	my $msg = join "", @_;	295	my $msg = join "", @_;
216		296
217	$msg .= "\n"	297	$msg .= "\n"
218	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
219		299
220	$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;
221		301
222	LOG llevError, $msg;	302	LOG llevWarn, $msg;
223	};	303	};
224	}
225		304
226	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
228		307
229	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	312	return;#d#
232	}#d#	313	}#d#
233		314
234	# kill coroutine otherwise	315	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	316	Coro::terminate
237	};	317	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		318
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	336	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	338	}
261		339
262	$EV::DIED = sub {	340	$EV::DIED = sub {
263	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
264	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
265		348
266	#############################################################################	349	#############################################################################
267		350
268	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
269		352
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	374	$d
292	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
293	}	376	}
294		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($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
295	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
296		431
297	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
298		433
299	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		441
307	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
309		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 $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
310	=item cf::lock_wait $string	507	=item cf::lock_wait $string
311		508
312	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
313		510
314	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
315		512
316	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
317	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,
318	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
319	returned.	516	returned.
320		517
321	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
322	deadlocked coro.	519	deadlocked coro.
…		…
328		525
329	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.
330		527
331	=cut	528	=cut
332		529
333	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		531
336	sub lock_wait($) {	532	sub lock_wait($) {
337	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
347	push @{ $LOCK{$key} }, $Coro::current;
348	Coro::schedule;
349	}
350	}	534	}
351		535
352	sub lock_acquire($) {	536	sub lock_acquire($) {
353	my ($key) = @_;	537	$LOCKS->guard ($_[0])
354
355	# wait, to be sure we are not locked
356	lock_wait $key;
357
358	$LOCK{$key} = [];
359	$LOCKER{$key} = $Coro::current;#d#
360
361	Coro::guard {
362	delete $LOCKER{$key};#d#
363	# wake up all waiters, to be on the safe side
364	$_->ready for @{ delete $LOCK{$key} };
365	}
366	}	538	}
367		539
368	sub lock_active($) {	540	sub lock_active($) {
369	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
370
371	! ! $LOCK{$key}
372	}	542	}
373		543
374	sub freeze_mainloop {	544	sub freeze_mainloop {
375	tick_inhibit_inc;	545	tick_inhibit_inc;
376		546
377	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
378	}	548	}
379		549
380	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
381		551
382	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
383	get spread over timer.	553	get spread over time.
384		554
385	=cut	555	=cut
386		556
387	sub periodic($$) {	557	sub periodic($$) {
388	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
392	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
393	}	563	}
394		564
395	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
396		566
397	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
398	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
399	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$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.
400		574
401	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
402	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
403		577
404	Useful for short background jobs.	578	Useful for short background jobs.
405		579
406	=cut	580	=cut
407		581
408	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
409	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
410		585
411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
412	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
413	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
414		589
415	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
416		592
417	while () {	593	while () {
418	next_job:	594	next_job:
		595
419	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
420	if ($avail > 0.01) {	597
421	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
422	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
423	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
424	$job->[2]->send;	602	$job->[2]->send;
425	Coro::cede;	603	Coro::cede;
426	goto next_job;	604	goto next_job;
427	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
428	}	607	}
429	}	608	}
430		609
431	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
432	# 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
433	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
434	$signal->wait;
435	} else {	613	} else {
		614	$busy = 0;
436	Coro::schedule;	615	Coro::schedule;
437	}	616	}
438	}	617	}
439	};	618	};
440		619
441	sub get_slot($;$$) {	620	sub get_slot($;$$) {
442	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
443		622
444	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
445		624
446	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
447	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
448		628
449	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
450	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
451	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
477	=cut	657	=cut
478		658
479	sub sync_job(&) {	659	sub sync_job(&) {
480	my ($job) = @_;	660	my ($job) = @_;
481		661
482	if ($Coro::current == $Coro::main) {	662	if (in_main) {
483	my $time = EV::time;	663	my $time = AE::time;
484		664
485	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
486	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
487		667
488	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
489		669
490	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
491		671
492	my $busy = 1;	672	my $busy = 1;
493	my @res;	673	my @res;
494		674
495	(async {	675	(async {
496	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
497	@res = eval { $job->() };	677	@res = eval { $job->() };
498	warn $@ if $@;	678	error $@ if $@;
499	undef $busy;	679	undef $busy;
500	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
501		681
502	while ($busy) {	682	while ($busy) {
503	if (Coro::nready) {	683	if (Coro::nready) {
…		…
505	} else {	685	} else {
506	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
507	}	687	}
508	}	688	}
509		689
510	my $time = EV::time - $time;	690	my $time = AE::time - $time;
511		691
512	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
513		693
514	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
515	} else {	695	} else {
…		…
537	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
538		718
539	$coro	719	$coro
540	}	720	}
541		721
542	=item fork_call { }, $args	722	=item fork_call { }, @args
543		723
544	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
545	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
546	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
547	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
548		728
549	=cut	729	=cut
550		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
551	sub fork_call(&@) {	735	sub fork_call(&@) {
552	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
553		737
554	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
555	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
556	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
557		741
558	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
559	reset_signals;	743	cf::post_fork;
560	&$cb	744	&$cb
561	}, @args;	745	} @args;
562		746
563	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	)
564	}	759	}
565		760
566	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
567		762
568	=cut	763	=cut
…		…
605	within each server.	800	within each server.
606		801
607	=cut	802	=cut
608		803
609	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
610	my ($name) = @_;	808	my ($name) = @_;
611	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
612		810
613	eval {	811	eval {
614	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
624	}	822	}
625		823
626	our $DB;	824	our $DB;
627		825
628	sub db_init {	826	sub db_init {
629	cf::sync_job {
630	$DB ||= db_table "db";	827	$DB ||= db_table "db";
631	};
632	}	828	}
633		829
634	sub db_get($$) {	830	sub db_get($$) {
635	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
636		832
637	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
638	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
639		837
640	$! ? ()	838	$! ? ()
641	: $data	839	: $data
642	}
643	}	840	}
644		841
645	sub db_put($$$) {	842	sub db_put($$$) {
646	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
647	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
675		872
676	my @data;	873	my @data;
677	my $md5;	874	my $md5;
678		875
679	for (0 .. $#$src) {	876	for (0 .. $#$src) {
680	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
681	or Carp::croak "$src->[$_]: $!";
682	}	878	}
683		879
684	# if processing is expensive, check	880	# if processing is expensive, check
685	# checksum first	881	# checksum first
686	if (1) {	882	if (1) {
…		…
703		899
704	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
705	my $data = $process->(\@data);	901	my $data = $process->(\@data);
706	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
707		903
708	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
709		905
710	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
711	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
712	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
713		909
…		…
723		919
724	=cut	920	=cut
725		921
726	sub datalog($@) {	922	sub datalog($@) {
727	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
728	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
729	}	925	}
730		926
731	=back	927	=back
732		928
733	=cut	929	=cut
…		…
928		1124
929	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
930	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
931		1127
932	} elsif (ref $type) {	1128	} elsif (ref $type) {
933	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
934		1130
935	} else {	1131	} else {
936	shift @arg;	1132	shift @arg;
937	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
938	}	1134	}
939	}	1135	}
940	}	1136	}
941		1137
942	sub _object_attach {	1138	sub _object_attach {
…		…
952	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
953	}	1149	}
954		1150
955	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
956	} else {	1152	} else {
957	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
958	}	1154	}
959		1155
960	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
961	}	1157	}
962		1158
…		…
1021		1217
1022	for (@$callbacks) {	1218	for (@$callbacks) {
1023	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1024		1220
1025	if ($@) {	1221	if ($@) {
1026	warn "$@";
1027	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1028	override;	1223	override;
1029	}	1224	}
1030		1225
1031	return 1 if $override;	1226	return 1 if $override;
1032	}	1227	}
…		…
1111	for (@$attach) {	1306	for (@$attach) {
1112	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1113	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1114	}	1309	}
1115	} else {	1310	} else {
1116	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1117	}	1312	}
1118	}	1313	}
1119	}	1314	}
1120		1315
1121	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1148	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1149		1344
1150	sync_job {	1345	sync_job {
1151	if (length $$rdata) {	1346	if (length $$rdata) {
1152	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1153	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1154	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1155		1351
1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1159	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	}
1160	aio_close $fh;	1359	aio_close $fh;
1161		1360
1162	if (@$objs) {	1361	if (@$objs) {
1163	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) {
1164	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1166	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1167	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	}
1168	aio_close $fh;	1370	aio_close $fh;
1169	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1170	}	1372	}
1171	} else {	1373	} else {
1172	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1173	}	1375	}
1174		1376
1175	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1381	} else {
1177	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1178	}	1383	}
1179	} else {	1384	} else {
1180	aio_unlink $filename;	1385	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1182	}	1387	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1412	$av = $st->{objs};
1208	}	1413	}
1209		1414
1210	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1213		1419
1214	($data, $av)	1420	($data, $av)
1215	}	1421	}
1216		1422
1217	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1273	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1274		1480
1275	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1276	}	1482	}
1277		1483
		1484	use File::Glob ();
		1485
1278	cf::player->attach (	1486	cf::player->attach (
1279	on_command => sub {	1487	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1281		1489
1282	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1283	or return;	1491	or return;
1284		1492
…		…
1292	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1293		1501
1294	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1295		1503
1296	if (ref $msg) {	1504	if (ref $msg) {
1297	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1298	"ARRAY" eq ref $msg
1299	? @$msg
1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1301		1506
1302	my @reply;	1507	my @reply;
1303		1508
1304	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1305	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1307		1512
1308	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1309	if $reply;	1514	if $reply;
1310		1515
1311	} else {	1516	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1518	}
1314		1519
1315	cf::override;	1520	cf::override;
1316	},	1521	},
1317	);	1522	);
1318		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
1319	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1320	cf::sync_job {	1553	cf::sync_job {
1321	my %todo;	1554	my %todo;
1322		1555
1323	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1324	next unless -r $path;	1557	next unless -r $path;
…		…
1342		1575
1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1345		1578
1346	$ext{source} =	1579	$ext{source} =
1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1348	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1349	. $source	1582	. $source
1350	. "\n};\n1";	1583	. "\n};\n1";
1351		1584
1352	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1353	}	1586	}
1354		1587
		1588	my $pass = 0;
1355	my %done;	1589	my %done;
1356	while (%todo) {	1590	while (%todo) {
1357	my $progress;	1591	my $progress;
1358		1592
		1593	++$pass;
		1594
		1595	ext:
1359	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1360	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1361	goto skip	1598	next ext
1362	unless exists $done{$_};	1599	unless exists $done{$_};
1363	}	1600	}
1364		1601
1365	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1366		1603
1367	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 $@) {
1368	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1369	: "$v->{base}: extension inactive.\n";
1370		1617
1371	if (exists $v->{meta}{mandatory}) {
1372	warn $msg;
1373	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1374	}	1619	if exists $v->{meta}{mandatory};
1375		1620
1376	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;
1377	}	1630	}
1378
1379	$done{$k} = delete $todo{$k};
1380	push @EXTS, $v->{pkg};
1381	$progress = 1;
1382	}	1631	}
1383		1632
1384	skip:	1633	unless ($progress) {
1385	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1386	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	}
1387	}	1643	}
1388	};	1644	};
1389	}	1645	}
1390		1646
1391	#############################################################################	1647	#############################################################################
…		…
1475	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1476	}	1732	}
1477	}	1733	}
1478	}	1734	}
1479		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($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
1480	sub save($) {	1749	sub save($) {
1481	my ($pl) = @_;	1750	my ($pl) = @_;
1482		1751
1483	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1484		1753
…		…
1489		1758
1490	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1491	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1492		1761
1493	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];
1494		1766
1495	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1496	cf::cede_to_tick;	1768	cf::cede_to_tick;
1497	}	1769	}
1498		1770
…		…
1532	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1533		1805
1534	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1535	$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
1536		1808
1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1538	$pl->deactivate;	1810	$pl->deactivate;
		1811
1539	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;
1540	$pl->ob->check_score;
1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1542	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1543		1817
1544	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1545	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1546	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1600	\@logins	1874	\@logins
1601	}	1875	}
1602		1876
1603	=item $player->maps	1877	=item $player->maps
1604		1878
		1879	=item cf::player::maps $login
		1880
1605	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1606	player. May block.	1882	player. May block.
1607		1883
1608	=cut	1884	=cut
1609		1885
…		…
1671	=cut	1947	=cut
1672		1948
1673	sub find_by_path($) {	1949	sub find_by_path($) {
1674	my ($path) = @_;	1950	my ($path) = @_;
1675		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
		1953
1676	my ($match, $specificity);	1954	my ($match, $specificity);
1677		1955
1678	for my $region (list) {	1956	for my $region (list) {
1679	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
1680	($match, $specificity) = ($region, $region->specificity)	1958	($match, $specificity) = ($region, $region->specificity)
…		…
1708	sub generate_random_map {	1986	sub generate_random_map {
1709	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1710		1988
1711	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
1712		1990
1713	# mit "rum" bekleckern, nicht
1714	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1718	$rmp->{exit_on_final_map},
1719	$rmp->{xsize}, $rmp->{ysize},
1720	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1721	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1722	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1723	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1724	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1725	(cf::region::find $rmp->{region}), $rmp->{custom}
1726	)
1727	}	1992	}
1728		1993
1729	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1730		1995
1731	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
…		…
1736		2001
1737	sub register {	2002	sub register {
1738	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1739	my $pkg = caller;	2004	my $pkg = caller;
1740		2005
1741	no strict;
1742	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1743		2007
1744	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1745	}	2009	}
1746		2010
1747	# also paths starting with '/'	2011	# also paths starting with '/'
1748	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1749		2013
1750	sub thawer_merge {	2014	sub thawer_merge {
1751	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1752		2016
1753	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1758	}	2022	}
1759		2023
1760	sub normalise {	2024	sub normalise {
1761	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1762		2026
1763	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1764		2028
1765	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1766		2030
1767	# map plan:	2031	# map plan:
1768	#	2032	#
…		…
1783	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1784	$path = "$base/$path";	2048	$path = "$base/$path";
1785	}	2049	}
1786		2050
1787	for ($path) {	2051	for ($path) {
1788	redo if s{//}{/};
1789	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1790	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1791	}	2054	}
1792		2055
1793	$path	2056	$path
…		…
1807	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1808	return $self;	2071	return $self;
1809	}	2072	}
1810	}	2073	}
1811		2074
1812	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1813	()	2076	()
1814	}	2077	}
1815		2078
		2079	# may re-bless or do other evil things
1816	sub init {	2080	sub init {
1817	my ($self) = @_;	2081	my ($self) = @_;
1818		2082
1819	$self	2083	$self
1820	}	2084	}
…		…
1851		2115
1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1853	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1854	}	2118	}
1855		2119
1856	# and all this just because we cannot iterate over
1857	# all maps in C++...
1858	sub change_all_map_light {
1859	my ($change) = @_;
1860
1861	$_->change_map_light ($change)
1862	for grep $_->outdoor, values %cf::MAP;
1863	}
1864
1865	sub decay_objects {	2120	sub decay_objects {
1866	my ($self) = @_;	2121	my ($self) = @_;
1867		2122
1868	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1869		2124
…		…
1894	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1895		2150
1896	1	2151	1
1897	}	2152	}
1898		2153
		2154	# used to laod the header of an original map
1899	sub load_header_orig {	2155	sub load_header_orig {
1900	my ($self) = @_;	2156	my ($self) = @_;
1901		2157
1902	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1903	}	2159	}
1904		2160
		2161	# used to laod the header of an instantiated map
1905	sub load_header_temp {	2162	sub load_header_temp {
1906	my ($self) = @_;	2163	my ($self) = @_;
1907		2164
1908	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1909	}	2166	}
1910		2167
		2168	# called after loading the header from an instantiated map
1911	sub prepare_temp {	2169	sub prepare_temp {
1912	my ($self) = @_;	2170	my ($self) = @_;
1913		2171
1914	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1915	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1916	# safety	2174	# safety
1917	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1918	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1919	}	2177	}
1920		2178
		2179	# called after loading the header from an original map
1921	sub prepare_orig {	2180	sub prepare_orig {
1922	my ($self) = @_;	2181	my ($self) = @_;
1923		2182
1924	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1925	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1949		2208
1950	sub find;	2209	sub find;
1951	sub find {	2210	sub find {
1952	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1953		2212
		2213	cf::cede_to_tick;
		2214
1954	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1955		2216
1956	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1957	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1958		2219
1959	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961	my $guard2 = cf::lock_acquire "map_find:$path";
1962
1963	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1964	or return;	2222	or return;
1965		2223
1966	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1967		2225
…		…
1979		2237
1980	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1981	}	2239	}
1982	}	2240	}
1983		2241
1984	sub pre_load { }	2242	sub pre_load { }
1985	sub post_load { }	2243	#sub post_load { } # XS
1986		2244
1987	sub load {	2245	sub load {
1988	my ($self) = @_;	2246	my ($self) = @_;
1989		2247
1990	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1993		2251
1994	{	2252	{
1995	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1996		2254
1997	return unless $self->valid;	2255	return unless $self->valid;
1998	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1999
2000	$self->in_memory (cf::MAP_LOADING);
2001		2257
2002	$self->alloc;	2258	$self->alloc;
2003		2259
2004	$self->pre_load;	2260	$self->pre_load;
2005	cf::cede_to_tick;	2261	cf::cede_to_tick;
2006		2262
		2263	if (exists $self->{load_path}) {
2007	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2008	$f->skip_block;	2265	$f->skip_block;
2009	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2010	or return;	2267	or return;
2011		2268
2012	$self->post_load_original	2269	$self->post_load_original
2013	if delete $self->{load_original};	2270	if delete $self->{load_original};
2014		2271
2015	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2016	utf8::encode $uniq;	2273	utf8::encode $uniq;
2017	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2018	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2019	$self->clear_unique_items;	2276	$self->clear_unique_items;
2020	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2021	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2022	}	2280	}
2023	}	2281	}
2024	}
2025		2282
2026	$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);
2027		2290
2028	cf::cede_to_tick;	2291	cf::cede_to_tick;
2029	# now do the right thing for maps	2292	# now do the right thing for maps
2030	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2031	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2035	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2036	$self->decay_objects;	2299	$self->decay_objects;
2037	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2038	$self->update_buttons;	2301	$self->update_buttons;
2039	cf::cede_to_tick;	2302	cf::cede_to_tick;
2040	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2041	cf::cede_to_tick;
2042	$self->activate;
2043	}	2304	}
2044		2305
2045	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2046	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2047
2048	$self->in_memory (cf::MAP_ACTIVE);
2049	}	2308	}
2050		2309
2051	$self->post_load;	2310	$self->post_load;
2052	}
2053		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2054	sub customise_for {	2318	sub customise_for {
2055	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2056		2320
2057	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2058	if $self->per_player;	2322	if $self->per_player;
…		…
2061	# if $self->per_party;	2325	# if $self->per_party;
2062		2326
2063	$self	2327	$self
2064	}	2328	}
2065		2329
2066	# find and load all maps in the 3x3 area around a map
2067	sub load_neighbours {
2068	my ($map) = @_;
2069
2070	my @neigh; # diagonal neighbours
2071
2072	for (0 .. 3) {
2073	my $neigh = $map->tile_path ($_)
2074	or next;
2075	$neigh = find $neigh, $map
2076	or next;
2077	$neigh->load;
2078
2079	push @neigh,
2080	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2081	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2082	}
2083
2084	for (grep defined $_->[0], @neigh) {
2085	my ($path, $origin) = @$_;
2086	my $neigh = find $path, $origin
2087	or next;
2088	$neigh->load;
2089	}
2090	}
2091
2092	sub find_sync {	2330	sub find_sync {
2093	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2094		2332
2095	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, $origin
2096	}	2338	}
2097		2339
2098	sub do_load_sync {	2340	sub do_load_sync {
2099	my ($map) = @_;	2341	my ($map) = @_;
2100		2342
		2343	# it's a bug to call this from the main context
2101	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2102	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2103		2346
2104	cf::sync_job { $map->load };	2347	$map->load;
2105	}	2348	}
2106		2349
2107	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2108	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2109		2352
2110	sub find_async {	2353	sub find_async {
2111	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2112		2355
2113	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2114		2357
2115	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2117	}	2360	}
2118		2361
2119	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2120		2363
2121	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2135	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2136		2379
2137	()	2380	()
2138	}	2381	}
2139		2382
		2383	# common code, used by both ->save and ->swapout
2140	sub save {	2384	sub _save {
2141	my ($self) = @_;	2385	my ($self) = @_;
2142
2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
2144		2386
2145	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2146		2388
2147	return unless $self->dirty;	2389	return unless $self->dirty;
2148		2390
…		…
2168	} else {	2410	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2412	}
2171	}	2413	}
2172		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2173	sub swap_out {	2423	sub swap_out {
2174	my ($self) = @_;	2424	my ($self) = @_;
2175		2425
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2181	return if $self->players;	2430	return if $self->players;
2182	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
2183	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2184		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
2185	$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};
2186		2482
2187	$self->deactivate;	2483	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2485	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2486
2235	$self->unlink_save;	2487	$self->unlink_save;
2236	$self->destroy;	2488	$self->destroy;
2237	}	2489	}
2238		2490
…		…
2246		2498
2247	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2248		2500
2249	$self->unlink_save;	2501	$self->unlink_save;
2250		2502
2251	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2508
…		…
2313	: normalise $_	2565	: normalise $_
2314	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2315	]	2567	]
2316	}	2568	}
2317		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
2318	=back	2602	=back
2319		2603
2320	=head3 cf::object	2604	=head3 cf::object
2321		2605
2322	=cut	2606	=cut
…		…
2387		2671
2388	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2389	id => "say",	2673	id => "say",
2390	title => "Map",	2674	title => "Map",
2391	reply => "say ",	2675	reply => "say ",
2392	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.",
2393	};	2677	};
2394		2678
2395	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2396	id => "chat",	2680	id => "chat",
2397	title => "Chat",	2681	title => "Chat",
…		…
2454		2738
2455	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}>).
2456		2740
2457	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.
2458	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,
2459	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
2460	map.	2744	map.
2461		2745
2462	Will never block.	2746	Will never block.
2463		2747
2464	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
…		…
2485	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2486	my ($self) = @_;	2770	my ($self) = @_;
2487		2771
2488	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2489		2773
		2774	++$self->{_link_recursion};
		2775
2490	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2491		2777
2492	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2493	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2494		2780
2495	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2496	}	2782	}
2497		2783
2498	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2499	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2500		2786
…		…
2517	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2518	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2519		2805
2520	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2521	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2522	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2523		2809
2524	$map->load;	2810	$map->load;
2525	$map->load_neighbours;
2526		2811
2527	return unless $self->contr->active;	2812	return unless $self->contr->active;
2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2529	$self->activate_recursive;
2530		2813
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2533	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2534		2821
		2822	}
		2823
2535	=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)]])
2536		2825
2537	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
2538	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2539	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
2540	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
…		…
2547		2836
2548	our $GOTOGEN;	2837	our $GOTOGEN;
2549		2838
2550	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2551	my ($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	}
2552		2847
2553	# 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
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2850
2556	$self->enter_link;	2851	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2577	}	2872	}
2578	}	2873	}
2579		2874
2580	my $map = eval {	2875	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2877
2583	if ($map) {	2878	if ($map) {
2584	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2881	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2883	}
2589		2884
2590	$map	2885	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2601	}	2896	}
2602		2897
2603	$done->() if $done;	2898	$done->($self) if $done;
2604	})->prio (1);	2899	})->prio (1);
2605	}	2900	}
2606		2901
2607	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2608		2903
…		…
2676	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2677		2972
2678	unless (eval {	2973	unless (eval {
2679	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2680		2975
2681	# random map handling
2682	{
2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
2684
2685	prepare_random_map $exit
2686	if $exit->slaying eq "/!";
2687	}
2688
2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2690	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2691	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	}
2692		3002
2693	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2694		3004
2695	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2696	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
…		…
2701	$self->message ("Something went wrong deep within the deliantra server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "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. "
2703	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2705		3015
2706	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2707	$self->leave_link;	3017	$self->leave_link;
2708	}	3018	}
2709	})->prio (1);	3019	})->prio (1);
2710	}	3020	}
2711		3021
…		…
2723	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2724	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2725		3035
2726	utf8::encode $text;	3036	utf8::encode $text;
2727	$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);
2728	}	3063	}
2729		3064
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		3066
2732	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
…		…
2736		3071
2737	=cut	3072	=cut
2738		3073
2739	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2740	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	},
2741	"c/identify" => {	3082	"c/identify" => {
2742	id => "infobox",	3083	id => "infobox",
2743	title => "Identify",	3084	title => "Identify",
2744	reply => undef,	3085	reply => undef,
2745	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	3088	"c/examine" => {
2748	id => "infobox",	3089	id => "infobox",
2749	title => "Examine",	3090	title => "Examine",
2750	reply => undef,	3091	reply => undef,
2751	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",
2752	},	3099	},
2753	"c/book" => {	3100	"c/book" => {
2754	id => "infobox",	3101	id => "infobox",
2755	title => "Book",	3102	title => "Book",
2756	reply => undef,	3103	reply => undef,
…		…
2772	id => "infobox",	3119	id => "infobox",
2773	title => "Body Parts",	3120	title => "Body Parts",
2774	reply => undef,	3121	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2776	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
2777	"c/skills" => {	3130	"c/skills" => {
2778	id => "infobox",	3131	id => "infobox",
2779	title => "Skills",	3132	title => "Skills",
2780	reply => undef,	3133	reply => undef,
2781	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",
2782	},	3159	},
2783	"c/uptime" => {	3160	"c/uptime" => {
2784	id => "infobox",	3161	id => "infobox",
2785	title => "Uptime",	3162	title => "Uptime",
2786	reply => undef,	3163	reply => undef,
…		…
2796	id => "party",	3173	id => "party",
2797	title => "Party",	3174	title => "Party",
2798	reply => "gsay ",	3175	reply => "gsay ",
2799	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2800	},	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" => $CHAT_CHANNEL,
2801	);	3186	);
2802		3187
2803	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3190
…		…
2810		3195
2811	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2812	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2813	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2814		3199
2815	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2816	if $self->can_msg;
2817
2818	$channel = $channel->{id};	3201	$channel = $channel->{id};
2819		3202
2820	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2821	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2822	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2823	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2824	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2825	if $self->can_msg;
2826	}	3208	}
2827		3209
2828	$channel = $channel->{id};	3210	$channel = $channel->{id};
2829	}	3211	}
2830		3212
2831	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2832		3214
2833	if ($self->can_msg) {
2834	# default colour, mask it out	3215	# default colour, mask it out
2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2836	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2837		3218
2838	my $pkt = "msg "	3219	my $pkt = "msg "
2839	. $self->{json_coder}->encode (	3220	. $self->{json_coder}->encode (
2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2841	);	3222	);
2842		3223
2843	# try lzf for large packets
2844	$pkt = "lzf " . Compress::LZF::compress $pkt
2845	if 1024 <= length $pkt and $self->{can_lzf};
2846
2847	# split very large packets
2848	if (8192 < length $pkt and $self->{can_lzf}) {
2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2850	$pkt = "frag";
2851	}
2852
2853	$self->send_packet ($pkt);	3224	$self->send_big_packet ($pkt);
2854	} else {
2855	if ($color >= 0) {
2856	# replace some tags by gcfclient-compatible ones
2857	for ($msg) {
2858	1 while
2859	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2860	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2861	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2862	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2863	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2864	}
2865
2866	$color &= cf::NDI_COLOR_MASK;
2867
2868	utf8::encode $msg;
2869
2870	if (0 && $msg =~ /\[/) {
2871	# COMMAND/INFO
2872	$self->send_packet ("drawextinfo $color 10 8 $msg")
2873	} else {
2874	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2875	$self->send_packet ("drawinfo $color $msg")
2876	}
2877	}
2878	}
2879	}	3225	}
2880		3226
2881	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2882		3228
2883	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2886		3232
2887	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2888	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2889		3235
2890	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2891	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2892	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2893	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2894	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2895	}	3241	}
2896	}	3242	}
2897		3243
2898	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2899		3245
…		…
2902	=cut	3248	=cut
2903		3249
2904	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2905	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2906		3252
2907	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2908	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2909	} elsif ($self->extcmd == 1) {
2910	#TODO: version 1, remove
2911	unshift @msg, msgtype => "reply", msgid => $id;
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2913	}
2914	}	3256	}
2915		3257
2916	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2917		3259
2918	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2973	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2974		3316
2975	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2976		3318
2977	if (ref $msg) {	3319	if (ref $msg) {
2978	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2979	"ARRAY" eq ref $msg
2980	? @$msg
2981	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2982		3321
2983	my @reply;	3322	my @reply;
2984		3323
2985	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2986	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2988		3327
2989	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2990	if $reply;	3329	if $reply;
2991		3330
2992	} else {	3331	} else {
2993	warn "client " . ($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";
2994	}	3333	}
2995		3334
2996	cf::override;	3335	cf::override;
2997	},	3336	},
2998	);	3337	);
…		…
3018		3357
3019	$coro	3358	$coro
3020	}	3359	}
3021		3360
3022	cf::client->attach (	3361	cf::client->attach (
3023	on_destroy => sub {	3362	on_client_destroy => sub {
3024	my ($ns) = @_;	3363	my ($ns) = @_;
3025		3364
3026	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3027	},	3366	},
3028	);	3367	);
…		…
3044	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3045		3384
3046	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3047		3386
3048	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3049	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3050	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3051	sort time	3390	sort time
3052	));	3391	));
3053		3392
3054	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3058	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3059		3398
3060	cf::object	3399	cf::object
3061	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3062	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3063		3403
3064	cf::object::player	3404	cf::object::player
3065	player	3405	player
3066		3406
3067	cf::player	3407	cf::player
…		…
3073	=cut	3413	=cut
3074		3414
3075	for (	3415	for (
3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3077	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3078	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3079	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3080	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3081	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3082	) {	3422	) {
3083	no strict 'refs';
3084	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3085	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3086	for @funs;	3425	for @funs;
3087	}	3426	}
3088		3427
…		…
3103		3442
3104	my $qcode = $code;	3443	my $qcode = $code;
3105	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3106	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3107		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3108	local $_;	3450	local $_;
3109	local @safe::cf::_safe_eval_args = values %vars;
3110		3451
3111	my $eval =	3452	my $eval =
3112	"do {\n"	3453	"do {\n"
3113	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3114	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3115	. $code	3456	. $code
3116	. "\n}"	3457	. "\n}"
3117	;	3458	;
3118		3459
		3460	if ($CFG{safe_eval}) {
3119	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3120	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3121	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3122		3469
3123	if ($@) {	3470	if ($@) {
3124	warn "$@";	3471	warn "$@",
3125	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3126	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3127	}	3474	}
3128		3475
3129	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3130	}	3477	}
3131		3478
…		…
3145	=cut	3492	=cut
3146		3493
3147	sub register_script_function {	3494	sub register_script_function {
3148	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3149		3496
3150	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3151	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3152	}	3499	}
3153		3500
3154	=back	3501	=back
3155		3502
3156	=cut	3503	=cut
3157		3504
3158	#############################################################################	3505	#############################################################################
3159	# 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
3160		3509
3161	sub load_facedata($) {	3510	sub load_facedata($) {
3162	my ($path) = @_;	3511	my ($path) = @_;
3163		3512
3164	# 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
3165	# for this (global event?)	3514	# for this (global event?)
3166	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3167		3516
3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3169		3518
3170	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3171		3520
3172	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3173	0 < aio_load $path, $facedata
3174	or die "$path: $!";
3175
3176	$facedata = Coro::Storable::thaw $facedata;
3177		3522
3178	$facedata->{version} == 2	3523	$facedata->{version} == 2
3179	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3180		3525
3181	# 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]);
3182	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3183	type => FT_RSRC,	3529	type => FT_RSRC,
3184	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),
3185	};	3532	};
3186	cf::cede_to_tick;	3533	cf::cede_to_tick;
3187		3534
3188	{	3535	{
3189	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3190		3537
3191	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3193		3541
3194	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3195	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3198		3548
3199	cf::cede_to_tick;	3549	cf::cede_to_tick;
3200	}	3550	}
3201		3551
3202	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3207		3557
3208	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3209	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3211	} else {	3561	} else {
3212	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3213	}	3563	}
3214		3564
3215	cf::cede_to_tick;	3565	cf::cede_to_tick;
3216	}	3566	}
3217	}	3567	}
…		…
3226		3576
3227	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3228	}	3578	}
3229		3579
3230	{	3580	{
3231	# TODO: for gcfclient pleasure, we should give resources
3232	# that gcfclient doesn't grok a >10000 face index.
3233	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3234		3582
3235	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3236	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3238	my $data;
3239		3587
3240	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3241	# prepend meta info
3242
3243	my $meta = $enc->encode ({
3244	name => $name,
3245	%{ $info->{meta} || {} },
3246	});
3247
3248	$data = pack "(w/a*)*", $meta, $info->{data};
3249	} else {
3250	$data = $info->{data};
3251	}
3252
3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3254	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3255	} else {	3592	} else {
3256	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3257	}	3594	}
3258		3595
3259	cf::cede_to_tick;	3596	cf::cede_to_tick;
3260	}	3597	}
3261	}	3598	}
3262		3599
3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3264		3601
3265	1	3602	1
3266	}	3603	}
3267
3268	cf::global->attach (on_resource_update => sub {
3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3271
3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3273	my $sound = $soundconf->{compat}[$_]
3274	or next;
3275
3276	my $face = cf::face::find "sound/$sound->[1]";
3277	cf::sound::set $sound->[0] => $face;
3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3279	}
3280
3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
3282	my $face = cf::face::find "sound/$v";
3283	cf::sound::set $k => $face;
3284	}
3285	}
3286	});
3287		3604
3288	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3289	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3290		3607
3291	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3330	sub reload_treasures {	3647	sub reload_treasures {
3331	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3332	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3333	}	3650	}
3334		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3335	sub reload_resources {	3672	sub reload_resources {
3336	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3337		3674
		3675	reload_exp_table;
		3676	reload_materials;
3338	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3339	reload_archetypes;	3679	reload_archetypes;
3340	reload_regions;	3680	reload_regions;
3341	reload_treasures;	3681	reload_treasures;
3342		3682
3343	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3344	}
3345
3346	sub init {
3347	my $guard = freeze_mainloop;
3348
3349	evthread_start IO::AIO::poll_fileno;
3350
3351	reload_resources;
3352	}	3684	}
3353		3685
3354	sub reload_config {	3686	sub reload_config {
3355	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3356	or return;
3357		3688
3358	local $/;	3689	my $config = load_file "$CONFDIR/config";
3359	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3360		3692
3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3362		3694
3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3365		3697
3366	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3389		3721
3390	seek $fh, 0, 0;	3722	seek $fh, 0, 0;
3391	print $fh $$;	3723	print $fh $$;
3392	}	3724	}
3393		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3394	sub main {	3735	sub main {
3395	atomic;	3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3396		3744
3397	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3398	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3400	(async {	3748	(async {
3401	$Coro::current->{desc} = "IDLE BUG HANDLER";	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
3402	EV::loop EV::LOOP_ONESHOT;	3750	EV::loop EV::LOOP_ONESHOT;
3403	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3404	};	3752	};
3405		3753
3406	{	3754	evthread_start IO::AIO::poll_fileno;
3407	my $guard = freeze_mainloop;	3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3408	reload_config;	3766	reload_config;
3409	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3410	load_extensions;	3777	load_extensions;
3411		3778
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413	}
3414
3415	utime time, time, $RUNTIMEFILE;	3779	utime time, time, $RUNTIMEFILE;
3416		3780
3417	# no (long-running) fork's whatsoever before this point(!)	3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3419		3784
3420	EV::loop;	3785	cf::_post_init 0;
		3786	};
		3787
		3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3421	}	3796	}
3422		3797
3423	#############################################################################	3798	#############################################################################
3424	# initialisation and cleanup	3799	# initialisation and cleanup
3425		3800
3426	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3427	BEGIN {	3802	BEGIN {
3428	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3429	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3431	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3432	};	3807	};
3433	}	3808	}
3434	}	3809	}
3435		3810
3436	sub write_runtime_sync {	3811	sub write_runtime_sync {
		3812	my $t0 = AE::time;
		3813
3437	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3438	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3439		3816
3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3441		3818
3442	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3443		3820
3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3445	or return;	3822	or return;
3446		3823
3447	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3448	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3449	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3462	or return;	3839	or return;
3463		3840
3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3465	and return;	3842	and return;
3466		3843
3467	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3468		3845
3469	1	3846	1
3470	}	3847	}
3471		3848
3472	our $uuid_lock;	3849	our $uuid_lock;
…		…
3481	my $uuid = "$LOCALDIR/uuid";	3858	my $uuid = "$LOCALDIR/uuid";
3482		3859
3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3484	or return;	3861	or return;
3485		3862
3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
3487	$uuid_skip = 0;	3871	$uuid_skip = 0;
3488		3872
3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3490	and return;	3874	and return;
3491		3875
…		…
3497	or return;	3881	or return;
3498		3882
3499	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3500	and return;	3884	and return;
3501		3885
3502	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3503		3887
3504	1	3888	1
3505		3889
3506	}	3890	}
3507		3891
…		…
3513	}	3897	}
3514		3898
3515	sub emergency_save() {	3899	sub emergency_save() {
3516	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3517		3901
3518	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3519		3908
3520	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3521	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3522	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3523	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3524	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3525	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3526	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3527	$pl->valid or next;	3918	$pl->valid or next;
3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3529	$pl->save;	3920	$pl->save;
3530	}	3921	}
3531	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3532		3923
3533	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3534	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3535	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3536	$map->valid or next;	3929	$map->valid or next;
3537	$map->save;	3930	$map->save;
3538	}	3931	}
3539	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3540		3933
3541	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3542	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3543	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3544		3939
3545	warn "begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3546	write_uuid_sync 1;	3941	write_uuid_sync 1;
3547	warn "end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3548	};	3962	};
3549		3963
3550	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3551	}	3965	}
3552		3966
3553	sub post_cleanup {	3967	sub post_cleanup {
3554	my ($make_core) = @_;	3968	my ($make_core) = @_;
3555		3969
		3970	IO::AIO::flush;
		3971
3556	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3557	if $make_core;	3973	if $make_core;
3558		3974
3559	my $fh = pidfile;	3975	my $fh = pidfile;
3560	unlink $PIDFILE if <$fh> == $$;	3976	unlink $PIDFILE if <$fh> == $$;
3561	}	3977	}
…		…
3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3582	for my $name (keys %$leaf_symtab) {	3998	for my $name (keys %$leaf_symtab) {
3583	_gv_clear *{"$pkg$name"};	3999	_gv_clear *{"$pkg$name"};
3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3585	}	4001	}
3586	warn "cleared package $pkg\n";#d#
3587	}	4002	}
3588		4003
3589	sub do_reload_perl() {	4004	sub do_reload_perl() {
3590	# can/must only be called in main	4005	# can/must only be called in main
3591	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3592	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3593	return;	4008	return;
3594	}	4009	}
3595		4010
3596	return if $RELOAD++;	4011	return if $RELOAD++;
3597		4012
		4013	my $t1 = AE::time;
		4014
3598	while ($RELOAD) {	4015	while ($RELOAD) {
3599	warn "reloading...";	4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
3600		4018
3601	warn "entering sync_job";	4019	trace "perl_reload: entering sync_job";
3602		4020
3603	cf::sync_job {	4021	cf::sync_job {
3604	cf::write_runtime_sync; # external watchdog should not bark
3605	cf::emergency_save;	4022	#cf::emergency_save;
3606	cf::write_runtime_sync; # external watchdog should not bark
3607		4023
3608	warn "syncing database to disk";
3609	BDB::db_env_txn_checkpoint $DB_ENV;
3610
3611	# if anything goes wrong in here, we should simply crash as we already saved
3612
3613	warn "flushing outstanding aio requests";
3614	while (IO::AIO::nreqs || BDB::nreqs) {
3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	4026	%EXT_CORO = ();
3621		4027
3622	warn "removing commands";	4028	trace "perl_reload: removing commands";
3623	%COMMAND = ();	4029	%COMMAND = ();
3624		4030
3625	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3626	%EXTCMD = ();	4032	%EXTCMD = ();
3627	%EXTICMD = ();	4033	%EXTICMD = ();
3628		4034
3629	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3632		4038
3633	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3634	eval {	4040	eval {
3635	$cb->($pkg);	4041	$cb->($pkg);
3636	1	4042	1
3637	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
3638	}	4044	}
3639		4045
3640	warn "... clearing $pkg";	4046	trace "... clearing $pkg";
3641	clear_package $pkg;	4047	clear_package $pkg;
3642	}	4048	}
3643		4049
3644	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		4053
3648	warn "... unloading $k";	4054	trace "... unloading $k";
3649	delete $INC{$k};	4055	delete $INC{$k};
3650		4056
3651	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3653		4059
…		…
3656	}	4062	}
3657		4063
3658	clear_package $k;	4064	clear_package $k;
3659	}	4065	}
3660		4066
3661	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3662	clear_package "safe::$_"	4068	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		4070
3665	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		4074
3669	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3670	# and global variables created in xs	4076	# and global variables created in xs
3671	#clear_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3672		4078
3673	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3674		4080
3675	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3676	require cf;	4082	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3678		4084
3679	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3680	cf::reload_config;	4086	cf::reload_config;
3681		4087
3682	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3683	cf::load_extensions;	4089	cf::load_extensions;
3684		4090
		4091	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3688	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3691		4099
3692	warn "leaving sync_job";	4100	cf::_post_init 1;
		4101
		4102	trace "perl_reload: leaving sync_job";
3693		4103
3694	1	4104	1
3695	} or do {	4105	} or do {
3696	warn $@;	4106	error $@;
3697	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3698	};	4108	};
3699		4109
3700	warn "reloaded";
3701	--$RELOAD;	4110	--$RELOAD;
3702	}	4111	}
		4112
		4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3703	};	4115	};
3704		4116
3705	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3706		4118
3707	sub reload_perl() {	4119	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3710		4122
		4123	$RELOAD_WATCHER ||= cf::async {
		4124	Coro::AIO::aio_wait cache_extensions;
		4125
3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4127	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
		4129	};
3714	};	4130	};
3715	}	4131	}
3716		4132
3717	register_command "reload" => sub {	4133	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4140	reload_perl;
3725	};	4141	};
3726	}	4142	}
3727	};	4143	};
3728		4144
3729	unshift @INC, $LIBDIR;	4145	#############################################################################
3730		4146
3731	my $bug_warning = 0;	4147	my $bug_warning = 0;
3732		4148
3733	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;
3735
3736	sub wait_for_tick {	4149	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4151
3739	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3740	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;
3742	}	4153	}
3743		4154
3744	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4157
3747	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4160	$signal->wait;
3750	}	4161	}
…		…
3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3755	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3756	return;	4167	return;
3757	}	4168	}
3758		4169
3759	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		4173
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4176	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4178	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3767	};	4180	};
3768	}	4181	}
3769		4182
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4184	$sig->send;
3772	}	4185	}
3773	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3774	$sig->send;
3775	}
3776		4187
3777	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3779		4190
3780	if (0) {	4191	if (0) {
3781	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3785	}	4196	}
3786	}	4197	}
3787	}	4198	}
3788		4199
3789	{	4200	{
3790	# configure BDB	4201	# configure BDB
3791		4202
3792	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3795		4206
3796	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3834	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3835	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3836	undef $AnyEvent::AIO::WATCHER;	4247	undef $AnyEvent::AIO::WATCHER;
3837	}	4248	}
3838		4249
3839	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3840		4252
3841	sub _log_backtrace {	4253	sub _log_backtrace {
3842	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3843		4255
3844	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3845		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3846	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3847	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3848	++$_log_backtrace;	4264	++$_log_backtrace;
3849	my $perl_bt = Carp::longmess $msg;	4265	my $perl_bt = Carp::longmess $msg;
3850	async {	4266	async {
3851	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3852		4268
…		…
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4289	--$_log_backtrace;
3874	};	4290	};
3875	} else {	4291	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3878	}	4294	}
3879	}	4295	}
3880		4296
3881	# load additional modules	4297	# load additional modules
3882	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3883		4300
3884	END { cf::emergency_save }	4301	END { cf::emergency_save }
3885		4302
3886	1	4303	1
3887		4304

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines