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Revision 1.449 by root, Sat Sep 20 00:09:27 2008 UTC vs.
Revision 1.577 by root, Tue Jan 3 11:25:33 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
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
81	our %EXTCMD = ();	87	our %EXTCMD = ();
82	our %EXTICMD = ();	88	our %EXTICMD = ();
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	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;
116		134
117	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
119	our $NOW;	138	our $NOW;
120		139
121	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
127		146
128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
129	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	149	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
132		159
133	binmode STDOUT;	160	binmode STDOUT;
134	binmode STDERR;	161	binmode STDERR;
135		162
136	# read virtual server time, if available	163	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
141	}	168	}
142		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
143	mkdir $_	172	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		174
146	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
147		176
148	sub cf::map::normalise;	177	sub cf::map::normalise;
149		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
150	#############################################################################	183	#############################################################################
151		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
152	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
153		197
154	=over 4	198	=over 4
155		199
156	=item $cf::UPTIME	200	=item $cf::UPTIME
157		201
158	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
159		218
160	=item $cf::RUNTIME	219	=item $cf::RUNTIME
161		220
162	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
163	every server tick.	222	every server tick.
…		…
169	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
172	database environment.	231	database environment.
173		232
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	233	=item $cf::LOADAVG
183		234
184	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
195	from wherever your confdir points to.	246	from wherever your confdir points to.
196		247
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		249
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
200	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
202		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
203	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
204		272
205	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
206	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
207	that call.	275	that call.
208		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
209	=back	283	=back
210		284
211	=cut	285	=cut
212		286
213	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
214	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
215	my $msg = join "", @_;	294	my $msg = join "", @_;
216		295
217	$msg .= "\n"	296	$msg .= "\n"
218	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
219		298
220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
221		300
222	LOG llevError, $msg;	301	LOG llevWarn, $msg;
223	};	302	};
224	}
225		303
226	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
228		306
229	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	311	return;#d#
232	}#d#	312	}#d#
233		313
234	# kill coroutine otherwise	314	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	315	Coro::terminate
237	};	316	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		317
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	335	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	337	}
261		338
262	$EV::DIED = sub {	339	$EV::DIED = sub {
263	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
264	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
265		347
266	#############################################################################	348	#############################################################################
267		349
268	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
269		351
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	373	$d
292	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
293	}	375	}
294		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
295	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
296		392
297	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
298		394
299	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		402
307	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
309		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
310	=item cf::lock_wait $string	468	=item cf::lock_wait $string
311		469
312	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
313		471
314	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
315		473
316	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
318	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
319	returned.	477	returned.
320		478
321	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
322	deadlocked coro.	480	deadlocked coro.
…		…
328		486
329	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
330		488
331	=cut	489	=cut
332		490
333	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		492
336	sub lock_wait($) {	493	sub lock_wait($) {
337	my ($key) = @_;	494	$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	push @{ $LOCK{$key} }, $Coro::current;
347	Coro::schedule;
348	}
349	}	495	}
350		496
351	sub lock_acquire($) {	497	sub lock_acquire($) {
352	my ($key) = @_;	498	$LOCKS->guard ($_[0])
353
354	# wait, to be sure we are not locked
355	lock_wait $key;
356
357	$LOCK{$key} = [];
358	$LOCKER{$key} = $Coro::current;#d#
359
360	Coro::guard {
361	delete $LOCKER{$key};#d#
362	# wake up all waiters, to be on the safe side
363	$_->ready for @{ delete $LOCK{$key} };
364	}
365	}	499	}
366		500
367	sub lock_active($) {	501	sub lock_active($) {
368	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
369
370	! ! $LOCK{$key}
371	}	503	}
372		504
373	sub freeze_mainloop {	505	sub freeze_mainloop {
374	tick_inhibit_inc;	506	tick_inhibit_inc;
375		507
376	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
377	}	509	}
378		510
379	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
380		512
381	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
382	get spread over timer.	514	get spread over time.
383		515
384	=cut	516	=cut
385		517
386	sub periodic($$) {	518	sub periodic($$) {
387	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
391	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
392	}	524	}
393		525
394	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
395		527
396	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
397	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
398	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
399		535
400	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
401	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
402		538
403	Useful for short background jobs.	539	Useful for short background jobs.
404		540
405	=cut	541	=cut
406		542
407	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
408	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
409		546
410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
411	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
412	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
413		550
414	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
415		553
416	while () {	554	while () {
417	next_job:	555	next_job:
		556
418	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
419	if ($avail > 0.01) {	558
420	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
421	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
422	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
423	$job->[2]->send;	563	$job->[2]->send;
424	Coro::cede;	564	Coro::cede;
425	goto next_job;	565	goto next_job;
426	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
427	}	568	}
428	}	569	}
429		570
430	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
431	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
432	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
433	$signal->wait;
434	} else {	574	} else {
		575	$busy = 0;
435	Coro::schedule;	576	Coro::schedule;
436	}	577	}
437	}	578	}
438	};	579	};
439		580
440	sub get_slot($;$$) {	581	sub get_slot($;$$) {
441	return if tick_inhibit || $Coro::current == $Coro::main;	582	return if tick_inhibit || $Coro::current == $Coro::main;
442		583
443	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
444		585
445	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
446	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
447		589
448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
450	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
476	=cut	618	=cut
477		619
478	sub sync_job(&) {	620	sub sync_job(&) {
479	my ($job) = @_;	621	my ($job) = @_;
480		622
481	if ($Coro::current == $Coro::main) {	623	if (in_main) {
482	my $time = EV::time;	624	my $time = AE::time;
483		625
484	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
485	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
486		628
487	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
488		630
489	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
490		632
491	my $busy = 1;	633	my $busy = 1;
492	my @res;	634	my @res;
493		635
494	(async {	636	(async {
495	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
496	@res = eval { $job->() };	638	@res = eval { $job->() };
497	warn $@ if $@;	639	error $@ if $@;
498	undef $busy;	640	undef $busy;
499	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
500		642
501	while ($busy) {	643	while ($busy) {
502	if (Coro::nready) {	644	if (Coro::nready) {
…		…
504	} else {	646	} else {
505	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
506	}	648	}
507	}	649	}
508		650
509	my $time = EV::time - $time;	651	my $time = AE::time - $time;
510		652
511	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
512		654
513	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
514	} else {	656	} else {
…		…
536	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
537		679
538	$coro	680	$coro
539	}	681	}
540		682
541	=item fork_call { }, $args	683	=item fork_call { }, @args
542		684
543	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
544	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
545	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
546	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
547		689
548	=cut	690	=cut
549		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
550	sub fork_call(&@) {	696	sub fork_call(&@) {
551	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
552		698
553	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
554	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
555	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
556		702
557	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
558	reset_signals;	704	cf::post_fork;
559	&$cb	705	&$cb
560	}, @args;	706	} @args;
561		707
562	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
563	}	720	}
564		721
565	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
566		723
567	=cut	724	=cut
…		…
604	within each server.	761	within each server.
605		762
606	=cut	763	=cut
607		764
608	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
609	my ($name) = @_;	769	my ($name) = @_;
610	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
611		771
612	eval {	772	eval {
613	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
623	}	783	}
624		784
625	our $DB;	785	our $DB;
626		786
627	sub db_init {	787	sub db_init {
628	cf::sync_job {
629	$DB ||= db_table "db";	788	$DB ||= db_table "db";
630	};
631	}	789	}
632		790
633	sub db_get($$) {	791	sub db_get($$) {
634	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
635		793
636	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
637	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
638		798
639	$! ? ()	799	$! ? ()
640	: $data	800	: $data
641	}
642	}	801	}
643		802
644	sub db_put($$$) {	803	sub db_put($$$) {
645	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
646	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
674		833
675	my @data;	834	my @data;
676	my $md5;	835	my $md5;
677		836
678	for (0 .. $#$src) {	837	for (0 .. $#$src) {
679	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
680	or Carp::croak "$src->[$_]: $!";
681	}	839	}
682		840
683	# if processing is expensive, check	841	# if processing is expensive, check
684	# checksum first	842	# checksum first
685	if (1) {	843	if (1) {
…		…
702		860
703	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
704	my $data = $process->(\@data);	862	my $data = $process->(\@data);
705	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
706		864
707	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
708		866
709	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
710	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
711	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
712		870
…		…
722		880
723	=cut	881	=cut
724		882
725	sub datalog($@) {	883	sub datalog($@) {
726	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
727	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
728	}	886	}
729		887
730	=back	888	=back
731		889
732	=cut	890	=cut
…		…
927		1085
928	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
929	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
930		1088
931	} elsif (ref $type) {	1089	} elsif (ref $type) {
932	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
933		1091
934	} else {	1092	} else {
935	shift @arg;	1093	shift @arg;
936	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
937	}	1095	}
938	}	1096	}
939	}	1097	}
940		1098
941	sub _object_attach {	1099	sub _object_attach {
…		…
951	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
952	}	1110	}
953		1111
954	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
955	} else {	1113	} else {
956	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
957	}	1115	}
958		1116
959	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
960	}	1118	}
961		1119
…		…
1020		1178
1021	for (@$callbacks) {	1179	for (@$callbacks) {
1022	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1023		1181
1024	if ($@) {	1182	if ($@) {
1025	warn "$@";
1026	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1027	override;	1184	override;
1028	}	1185	}
1029		1186
1030	return 1 if $override;	1187	return 1 if $override;
1031	}	1188	}
…		…
1110	for (@$attach) {	1267	for (@$attach) {
1111	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1112	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1113	}	1270	}
1114	} else {	1271	} else {
1115	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1116	}	1273	}
1117	}	1274	}
1118	}	1275	}
1119		1276
1120	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1147	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1148		1305
1149	sync_job {	1306	sync_job {
1150	if (length $$rdata) {	1307	if (length $$rdata) {
1151	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1152	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1153	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1154		1312
1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1314	aio_chmod $fh, SAVE_MODE;
1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1158	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1318	aio_fsync $fh;
		1319	}
1159	aio_close $fh;	1320	aio_close $fh;
1160		1321
1161	if (@$objs) {	1322	if (@$objs) {
1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1163	aio_chmod $fh, SAVE_MODE;	1324	aio_chmod $fh, SAVE_MODE;
1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1165	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1166	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1329	aio_fsync $fh;
		1330	}
1167	aio_close $fh;	1331	aio_close $fh;
1168	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1169	}	1333	}
1170	} else {	1334	} else {
1171	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1172	}	1336	}
1173		1337
1174	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1175	} else {	1342	} else {
1176	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1177	}	1344	}
1178	} else {	1345	} else {
1179	aio_unlink $filename;	1346	aio_unlink $filename;
1180	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1181	}	1348	}
…		…
1205	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1206	$av = $st->{objs};	1373	$av = $st->{objs};
1207	}	1374	}
1208		1375
1209	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1210	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1211	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1212		1380
1213	($data, $av)	1381	($data, $av)
1214	}	1382	}
1215		1383
1216	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1272	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1273		1441
1274	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1275	}	1443	}
1276		1444
		1445	use File::Glob ();
		1446
1277	cf::player->attach (	1447	cf::player->attach (
1278	on_command => sub {	1448	on_unknown_command => sub {
1279	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1280		1450
1281	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1282	or return;	1452	or return;
1283		1453
…		…
1291	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1292		1462
1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1294		1464
1295	if (ref $msg) {	1465	if (ref $msg) {
1296	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1297	"ARRAY" eq ref $msg
1298	? @$msg
1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1300		1467
1301	my @reply;	1468	my @reply;
1302		1469
1303	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1304	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1306		1473
1307	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1308	if $reply;	1475	if $reply;
1309		1476
1310	} else {	1477	} else {
1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1312	}	1479	}
1313		1480
1314	cf::override;	1481	cf::override;
1315	},	1482	},
1316	);	1483	);
1317		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1318	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1319	cf::sync_job {	1501	cf::sync_job {
1320	my %todo;	1502	my %todo;
1321		1503
1322	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1323	next unless -r $path;	1505	next unless -r $path;
…		…
1341		1523
1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1344		1526
1345	$ext{source} =	1527	$ext{source} =
1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1347	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1348	. $source	1530	. $source
1349	. "\n};\n1";	1531	. "\n};\n1";
1350		1532
1351	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1352	}	1534	}
1353		1535
		1536	my $pass = 0;
1354	my %done;	1537	my %done;
1355	while (%todo) {	1538	while (%todo) {
1356	my $progress;	1539	my $progress;
1357		1540
		1541	++$pass;
		1542
		1543	ext:
1358	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1359	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1360	goto skip	1546	next ext
1361	unless exists $done{$_};	1547	unless exists $done{$_};
1362	}	1548	}
1363		1549
1364	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1365		1551
1366	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1367	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1368	: "$v->{base}: extension inactive.\n";
1369		1556
1370	if (exists $v->{meta}{mandatory}) {
1371	warn $msg;
1372	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1373	}	1558	if exists $v->{meta}{mandatory};
1374		1559
1375	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1376	}	1569	}
1377
1378	$done{$k} = delete $todo{$k};
1379	push @EXTS, $v->{pkg};
1380	$progress = 1;
1381	}	1570	}
1382		1571
1383	skip:	1572	unless ($progress) {
1384	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1385	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1386	}	1582	}
1387	};	1583	};
1388	}	1584	}
1389		1585
1390	#############################################################################	1586	#############################################################################
…		…
1444		1640
1445	sub exists($) {	1641	sub exists($) {
1446	my ($login) = @_;	1642	my ($login) = @_;
1447		1643
1448	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1449	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1450	}	1646	}
1451		1647
1452	sub find($) {	1648	sub find($) {
1453	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1454	my $login = $_[0];	1650	my $login = $_[0];
…		…
1474	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1475	}	1671	}
1476	}	1672	}
1477	}	1673	}
1478		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1479	sub save($) {	1688	sub save($) {
1480	my ($pl) = @_;	1689	my ($pl) = @_;
1481		1690
1482	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1483		1692
…		…
1488		1697
1489	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1490	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1491		1700
1492	cf::get_slot 0.01;	1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1493		1705
1494	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1495	cf::cede_to_tick;	1707	cf::cede_to_tick;
1496	}	1708	}
1497		1709
…		…
1531	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1532		1744
1533	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1535		1747
1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1537	$pl->deactivate;	1749	$pl->deactivate;
		1750
1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1539	$pl->ob->check_score;
1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1541	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1542		1756
1543	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1544	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1545	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1599	\@logins	1813	\@logins
1600	}	1814	}
1601		1815
1602	=item $player->maps	1816	=item $player->maps
1603		1817
		1818	=item cf::player::maps $login
		1819
1604	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1605	player. May block.	1821	player. May block.
1606		1822
1607	=cut	1823	=cut
1608		1824
…		…
1670	=cut	1886	=cut
1671		1887
1672	sub find_by_path($) {	1888	sub find_by_path($) {
1673	my ($path) = @_;	1889	my ($path) = @_;
1674		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
		1892
1675	my ($match, $specificity);	1893	my ($match, $specificity);
1676		1894
1677	for my $region (list) {	1895	for my $region (list) {
1678	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
1679	($match, $specificity) = ($region, $region->specificity)	1897	($match, $specificity) = ($region, $region->specificity)
…		…
1707	sub generate_random_map {	1925	sub generate_random_map {
1708	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1709		1927
1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1711		1929
1712	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	1931	}
1727		1932
1728	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1729		1934
1730	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1735		1940
1736	sub register {	1941	sub register {
1737	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	1943	my $pkg = caller;
1739		1944
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		1946
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1948	}
1745		1949
1746	# also paths starting with '/'	1950	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1952
1749	sub thawer_merge {	1953	sub thawer_merge {
1750	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1751		1955
1752	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1757	}	1961	}
1758		1962
1759	sub normalise {	1963	sub normalise {
1760	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1761		1965
1762	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1763		1967
1764	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1765		1969
1766	# map plan:	1970	# map plan:
1767	#	1971	#
…		…
1782	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	1987	$path = "$base/$path";
1784	}	1988	}
1785		1989
1786	for ($path) {	1990	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1790	}	1993	}
1791		1994
1792	$path	1995	$path
…		…
1806	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1807	return $self;	2010	return $self;
1808	}	2011	}
1809	}	2012	}
1810		2013
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2015	()
1813	}	2016	}
1814		2017
		2018	# may re-bless or do other evil things
1815	sub init {	2019	sub init {
1816	my ($self) = @_;	2020	my ($self) = @_;
1817		2021
1818	$self	2022	$self
1819	}	2023	}
…		…
1850		2054
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1853	}	2057	}
1854		2058
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}
1863
1864	sub decay_objects {	2059	sub decay_objects {
1865	my ($self) = @_;	2060	my ($self) = @_;
1866		2061
1867	return if $self->{deny_reset};	2062	return if $self->{deny_reset};
1868		2063
…		…
1893	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1894		2089
1895	1	2090	1
1896	}	2091	}
1897		2092
		2093	# used to laod the header of an original map
1898	sub load_header_orig {	2094	sub load_header_orig {
1899	my ($self) = @_;	2095	my ($self) = @_;
1900		2096
1901	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1902	}	2098	}
1903		2099
		2100	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2101	sub load_header_temp {
1905	my ($self) = @_;	2102	my ($self) = @_;
1906		2103
1907	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1908	}	2105	}
1909		2106
		2107	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2108	sub prepare_temp {
1911	my ($self) = @_;	2109	my ($self) = @_;
1912		2110
1913	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1915	# safety	2113	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2116	}
1919		2117
		2118	# called after loading the header from an original map
1920	sub prepare_orig {	2119	sub prepare_orig {
1921	my ($self) = @_;	2120	my ($self) = @_;
1922		2121
1923	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2147
1949	sub find;	2148	sub find;
1950	sub find {	2149	sub find {
1951	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1952		2151
		2152	cf::cede_to_tick;
		2153
1953	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1954		2155
1955	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2158
1958	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1960	my $guard2 = cf::lock_acquire "map_find:$path";
1961
1962	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1963	or return;	2161	or return;
1964		2162
1965	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1966		2164
…		…
1978		2176
1979	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1980	}	2178	}
1981	}	2179	}
1982		2180
1983	sub pre_load { }	2181	sub pre_load { }
1984	sub post_load { }	2182	#sub post_load { } # XS
1985		2183
1986	sub load {	2184	sub load {
1987	my ($self) = @_;	2185	my ($self) = @_;
1988		2186
1989	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2190
1993	{	2191	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1995		2193
1996	return unless $self->valid;	2194	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2196
2001	$self->alloc;	2197	$self->alloc;
2002		2198
2003	$self->pre_load;	2199	$self->pre_load;
2004	cf::cede_to_tick;	2200	cf::cede_to_tick;
2005		2201
		2202	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2204	$f->skip_block;
2008	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2009	or return;	2206	or return;
2010		2207
2011	$self->post_load_original	2208	$self->post_load_original
2012	if delete $self->{load_original};	2209	if delete $self->{load_original};
2013		2210
2014	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2212	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2215	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2021	}	2219	}
2022	}	2220	}
2023	}
2024		2221
2025	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2026		2229
2027	cf::cede_to_tick;	2230	cf::cede_to_tick;
2028	# now do the right thing for maps	2231	# now do the right thing for maps
2029	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2238	$self->decay_objects;
2036	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2037	$self->update_buttons;	2240	$self->update_buttons;
2038	cf::cede_to_tick;	2241	cf::cede_to_tick;
2039	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2243	}
2043		2244
2044	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2247	}
2049		2248
2050	$self->post_load;	2249	$self->post_load;
2051	}
2052		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2257	sub customise_for {
2054	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2055		2259
2056	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2261	if $self->per_player;
…		…
2060	# if $self->per_party;	2264	# if $self->per_party;
2061		2265
2062	$self	2266	$self
2063	}	2267	}
2064		2268
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2269	sub find_sync {
2092	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2093		2271
2094	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2095	}	2277	}
2096		2278
2097	sub do_load_sync {	2279	sub do_load_sync {
2098	my ($map) = @_;	2280	my ($map) = @_;
2099		2281
		2282	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2102		2285
2103	cf::sync_job { $map->load };	2286	$map->load;
2104	}	2287	}
2105		2288
2106	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2108		2291
2109	sub find_async {	2292	sub find_async {
2110	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2111		2294
2112	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2113		2296
2114	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2116	}	2299	}
2117		2300
2118	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2119		2302
2120	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2135		2318
2136	()	2319	()
2137	}	2320	}
2138		2321
		2322	# common code, used by both ->save and ->swapout
2139	sub save {	2323	sub _save {
2140	my ($self) = @_;	2324	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2325
2144	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2145		2327
2146	return unless $self->dirty;	2328	return unless $self->dirty;
2147		2329
…		…
2167	} else {	2349	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2351	}
2170	}	2352	}
2171		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2172	sub swap_out {	2362	sub swap_out {
2173	my ($self) = @_;	2363	my ($self) = @_;
2174		2364
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2180	return if $self->players;	2369	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2182	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2183		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2184	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2185		2421
2186	$self->deactivate;	2422	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2424	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2425
2234	$self->unlink_save;	2426	$self->unlink_save;
2235	$self->destroy;	2427	$self->destroy;
2236	}	2428	}
2237		2429
…		…
2245		2437
2246	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2247		2439
2248	$self->unlink_save;	2440	$self->unlink_save;
2249		2441
2250	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2447
…		…
2312	: normalise $_	2504	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2506	]
2315	}	2507	}
2316		2508
		2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
		2540
2317	=back	2541	=back
2318		2542
2319	=head3 cf::object	2543	=head3 cf::object
2320		2544
2321	=cut	2545	=cut
…		…
2386		2610
2387	our $SAY_CHANNEL = {	2611	our $SAY_CHANNEL = {
2388	id => "say",	2612	id => "say",
2389	title => "Map",	2613	title => "Map",
2390	reply => "say ",	2614	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2616	};
2393		2617
2394	our $CHAT_CHANNEL = {	2618	our $CHAT_CHANNEL = {
2395	id => "chat",	2619	id => "chat",
2396	title => "Chat",	2620	title => "Chat",
…		…
2453		2677
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2679
2456	The player should be reasonably safe there for short amounts of time (e.g.	2680	The player should be reasonably safe there for short amounts of time (e.g.
2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2458	though, as the palyer cannot control the character while it is on the link	2682	though, as the player cannot control the character while it is on the link
2459	map.	2683	map.
2460		2684
2461	Will never block.	2685	Will never block.
2462		2686
2463	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2709	my ($self) = @_;
2486		2710
2487	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2488		2712
		2713	++$self->{_link_recursion};
		2714
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2716
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2493		2719
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2721	}
2496		2722
2497	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2499		2725
…		…
2516	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2518		2744
2519	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2522		2748
2523	$map->load;	2749	$map->load;
2524	$map->load_neighbours;
2525		2750
2526	return unless $self->contr->active;	2751	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2752
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2532	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2533		2760
		2761	}
		2762
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2764
2536	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2537	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2538	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2539	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2775
2547	our $GOTOGEN;	2776	our $GOTOGEN;
2548		2777
2549	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2551		2786
2552	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2789
2555	$self->enter_link;	2790	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2576	}	2811	}
2577	}	2812	}
2578		2813
2579	my $map = eval {	2814	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2816
2582	if ($map) {	2817	if ($map) {
2583	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2820	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2822	}
2588		2823
2589	$map	2824	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2600	}	2835	}
2601		2836
2602	$done->() if $done;	2837	$done->($self) if $done;
2603	})->prio (1);	2838	})->prio (1);
2604	}	2839	}
2605		2840
2606	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2607		2842
…		…
2675	$Coro::current->{desc} = "enter_exit";	2910	$Coro::current->{desc} = "enter_exit";
2676		2911
2677	unless (eval {	2912	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2913	$self->deactivate_recursive; # just to be sure
2679		2914
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	2916	my $x = $exit->stats->hp;
2690	my $y = $exit->stats->sp;	2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
2691		2941
2692	$self->goto ($map, $x, $y);	2942	$self->goto ($map, $x, $y);
2693		2943
2694	# if exit is damned, update players death & WoR home-position	2944	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	2945	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2704		2954
2705	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	2956	$self->leave_link;
2707	}	2957	}
2708	})->prio (1);	2958	})->prio (1);
2709	}	2959	}
2710		2960
…		…
2722	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2724		2974
2725	utf8::encode $text;	2975	utf8::encode $text;
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2727	}	3002	}
2728		3003
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3005
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2735		3010
2736	=cut	3011	=cut
2737		3012
2738	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2740	"c/identify" => {	3021	"c/identify" => {
2741	id => "infobox",	3022	id => "infobox",
2742	title => "Identify",	3023	title => "Identify",
2743	reply => undef,	3024	reply => undef,
2744	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3027	"c/examine" => {
2747	id => "infobox",	3028	id => "infobox",
2748	title => "Examine",	3029	title => "Examine",
2749	reply => undef,	3030	reply => undef,
2750	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2751	},	3038	},
2752	"c/book" => {	3039	"c/book" => {
2753	id => "infobox",	3040	id => "infobox",
2754	title => "Book",	3041	title => "Book",
2755	reply => undef,	3042	reply => undef,
…		…
2771	id => "infobox",	3058	id => "infobox",
2772	title => "Body Parts",	3059	title => "Body Parts",
2773	reply => undef,	3060	reply => undef,
2774	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2775	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
2776	"c/uptime" => {	3099	"c/uptime" => {
2777	id => "infobox",	3100	id => "infobox",
2778	title => "Uptime",	3101	title => "Uptime",
2779	reply => undef,	3102	reply => undef,
2780	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2789	id => "party",	3112	id => "party",
2790	title => "Party",	3113	title => "Party",
2791	reply => "gsay ",	3114	reply => "gsay ",
2792	tooltip => "Messages and chat related to your party",	3115	tooltip => "Messages and chat related to your party",
2793	},	3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2794	);	3125	);
2795		3126
2796	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2797	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2798		3129
…		…
2803		3134
2804	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2805	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2806	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2807		3138
2808	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2809	if $self->can_msg;
2810
2811	$channel = $channel->{id};	3140	$channel = $channel->{id};
2812		3141
2813	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2814	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2815	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2816	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2817	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2818	if $self->can_msg;
2819	}	3147	}
2820		3148
2821	$channel = $channel->{id};	3149	$channel = $channel->{id};
2822	}	3150	}
2823		3151
2824	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2825		3153
2826	if ($self->can_msg) {
2827	# default colour, mask it out	3154	# default colour, mask it out
2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2829	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2830		3157
2831	my $pkt = "msg "	3158	my $pkt = "msg "
2832	. $self->{json_coder}->encode (	3159	. $self->{json_coder}->encode (
2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2834	);	3161	);
2835		3162
2836	# try lzf for large packets
2837	$pkt = "lzf " . Compress::LZF::compress $pkt
2838	if 1024 <= length $pkt and $self->{can_lzf};
2839
2840	# split very large packets
2841	if (8192 < length $pkt and $self->{can_lzf}) {
2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2843	$pkt = "frag";
2844	}
2845
2846	$self->send_packet ($pkt);	3163	$self->send_big_packet ($pkt);
2847	} else {
2848	if ($color >= 0) {
2849	# replace some tags by gcfclient-compatible ones
2850	for ($msg) {
2851	1 while
2852	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2853	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2854	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2855	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2856	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2857	}
2858
2859	$color &= cf::NDI_COLOR_MASK;
2860
2861	utf8::encode $msg;
2862
2863	if (0 && $msg =~ /\[/) {
2864	# COMMAND/INFO
2865	$self->send_packet ("drawextinfo $color 10 8 $msg")
2866	} else {
2867	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2868	$self->send_packet ("drawinfo $color $msg")
2869	}
2870	}
2871	}
2872	}	3164	}
2873		3165
2874	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2875		3167
2876	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2879		3171
2880	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2881	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2882		3174
2883	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2885	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2886	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2888	}	3180	}
2889	}	3181	}
2890		3182
2891	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2892		3184
…		…
2895	=cut	3187	=cut
2896		3188
2897	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2898	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2899		3191
2900	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2902	} elsif ($self->extcmd == 1) {
2903	#TODO: version 1, remove
2904	unshift @msg, msgtype => "reply", msgid => $id;
2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2906	}
2907	}	3195	}
2908		3196
2909	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2910		3198
2911	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2966	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2967		3255
2968	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2969		3257
2970	if (ref $msg) {	3258	if (ref $msg) {
2971	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2972	"ARRAY" eq ref $msg
2973	? @$msg
2974	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2975		3260
2976	my @reply;	3261	my @reply;
2977		3262
2978	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2979	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2981		3266
2982	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2983	if $reply;	3268	if $reply;
2984		3269
2985	} else {	3270	} else {
2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2987	}	3272	}
2988		3273
2989	cf::override;	3274	cf::override;
2990	},	3275	},
2991	);	3276	);
…		…
3011		3296
3012	$coro	3297	$coro
3013	}	3298	}
3014		3299
3015	cf::client->attach (	3300	cf::client->attach (
3016	on_destroy => sub {	3301	on_client_destroy => sub {
3017	my ($ns) = @_;	3302	my ($ns) = @_;
3018		3303
3019	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3020	},	3305	},
3021	);	3306	);
…		…
3037	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3038		3323
3039	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3040		3325
3041	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3042	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3043	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3044	sort time	3329	sort time
3045	));	3330	));
3046		3331
3047	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3051	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3052		3337
3053	cf::object	3338	cf::object
3054	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3055	insert remove name archname title slaying race decrease split	3340	insert remove name archname title slaying race decrease split
		3341	value
3056		3342
3057	cf::object::player	3343	cf::object::player
3058	player	3344	player
3059		3345
3060	cf::player	3346	cf::player
…		…
3066	=cut	3352	=cut
3067		3353
3068	for (	3354	for (
3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3070	insert remove inv nrof name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3071	decrease split destroy change_exp)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3072	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3073	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3074	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3075	) {	3361	) {
3076	no strict 'refs';
3077	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3078	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3079	for @funs;	3364	for @funs;
3080	}	3365	}
3081		3366
…		…
3096		3381
3097	my $qcode = $code;	3382	my $qcode = $code;
3098	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3099	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3100		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3101	local $_;	3389	local $_;
3102	local @safe::cf::_safe_eval_args = values %vars;
3103		3390
3104	my $eval =	3391	my $eval =
3105	"do {\n"	3392	"do {\n"
3106	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3107	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3108	. $code	3395	. $code
3109	. "\n}"	3396	. "\n}"
3110	;	3397	;
3111		3398
		3399	if ($CFG{safe_eval}) {
3112	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3113	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3114	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3115		3408
3116	if ($@) {	3409	if ($@) {
3117	warn "$@";	3410	warn "$@",
3118	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3119	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3120	}	3413	}
3121		3414
3122	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3123	}	3416	}
3124		3417
…		…
3138	=cut	3431	=cut
3139		3432
3140	sub register_script_function {	3433	sub register_script_function {
3141	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3142		3435
3143	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3144	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3145	}	3438	}
3146		3439
3147	=back	3440	=back
3148		3441
3149	=cut	3442	=cut
…		…
3158	# for this (global event?)	3451	# for this (global event?)
3159	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3160		3453
3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3162		3455
3163	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3164		3457
3165	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3166	0 < aio_load $path, $facedata
3167	or die "$path: $!";
3168
3169	$facedata = Coro::Storable::thaw $facedata;
3170		3459
3171	$facedata->{version} == 2	3460	$facedata->{version} == 2
3172	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3173		3462
3174	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3175	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3176	type => FT_RSRC,	3466	type => FT_RSRC,
3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3178	};	3469	};
3179	cf::cede_to_tick;	3470	cf::cede_to_tick;
3180		3471
3181	{	3472	{
3182	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3184	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3186		3477
3187	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3188	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3191		3483
3192	cf::cede_to_tick;	3484	cf::cede_to_tick;
3193	}	3485	}
3194		3486
3195	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3200		3492
3201	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3202	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3204	} else {	3496	} else {
3205	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3206	}	3498	}
3207		3499
3208	cf::cede_to_tick;	3500	cf::cede_to_tick;
3209	}	3501	}
3210	}	3502	}
…		…
3219		3511
3220	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3221	}	3513	}
3222		3514
3223	{	3515	{
3224	# TODO: for gcfclient pleasure, we should give resources
3225	# that gcfclient doesn't grok a >10000 face index.
3226	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3227		3517
3228	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3229	if (defined $info->{type}) {	3519	if (defined $info->{type}) {
3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3231	my $data;
3232		3521
3233	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3234	# prepend meta info
3235
3236	my $meta = $enc->encode ({
3237	name => $name,
3238	%{ $info->{meta} || {} },
3239	});
3240
3241	$data = pack "(w/a*)*", $meta, $info->{data};
3242	} else {
3243	$data = $info->{data};
3244	}
3245
3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3247	cf::face::set_type $idx, $info->{type};	3523	cf::face::set_type $idx, $info->{type};
3248	} else {	3524	} else {
3249	$RESOURCE{$name} = $info;	3525	$RESOURCE{$name} = $info; # unused
3250	}	3526	}
3251		3527
3252	cf::cede_to_tick;	3528	cf::cede_to_tick;
3253	}	3529	}
3254	}	3530	}
3255		3531
3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3257		3533
3258	1	3534	1
3259	}	3535	}
3260
3261	cf::global->attach (on_resource_update => sub {
3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3264
3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3266	my $sound = $soundconf->{compat}[$_]
3267	or next;
3268
3269	my $face = cf::face::find "sound/$sound->[1]";
3270	cf::sound::set $sound->[0] => $face;
3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3272	}
3273
3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
3275	my $face = cf::face::find "sound/$v";
3276	cf::sound::set $k => $face;
3277	}
3278	}
3279	});
3280		3536
3281	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
3282	my ($ns, $want) = @_;	3538	my ($ns, $want) = @_;
3283		3539
3284	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
…		…
3323	sub reload_treasures {	3579	sub reload_treasures {
3324	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3325	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3326	}	3582	}
3327		3583
		3584	sub reload_sound {
		3585	trace "loading sound config from $DATADIR/sound\n";
		3586
		3587	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3588
		3589	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3590	my $sound = $soundconf->{compat}[$_]
		3591	or next;
		3592
		3593	my $face = cf::face::find "sound/$sound->[1]";
		3594	cf::sound::set $sound->[0] => $face;
		3595	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3596	}
		3597
		3598	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3599	my $face = cf::face::find "sound/$v";
		3600	cf::sound::set $k => $face;
		3601	}
		3602	}
		3603
3328	sub reload_resources {	3604	sub reload_resources {
3329	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3330		3606
		3607	reload_exp_table;
		3608	reload_materials;
3331	reload_facedata;	3609	reload_facedata;
		3610	reload_sound;
3332	reload_archetypes;	3611	reload_archetypes;
3333	reload_regions;	3612	reload_regions;
3334	reload_treasures;	3613	reload_treasures;
3335		3614
3336	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3337	}
3338
3339	sub init {
3340	my $guard = freeze_mainloop;
3341
3342	evthread_start IO::AIO::poll_fileno;
3343
3344	reload_resources;
3345	}	3616	}
3346		3617
3347	sub reload_config {	3618	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3349	or return;
3350		3620
3351	local $/;	3621	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3353		3624
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3626
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3627	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3628	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3629
3359	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3382		3653
3383	seek $fh, 0, 0;	3654	seek $fh, 0, 0;
3384	print $fh $$;	3655	print $fh $$;
3385	}	3656	}
3386		3657
		3658	sub main_loop {
		3659	trace "EV::loop starting\n";
		3660	if (1) {
		3661	EV::loop;
		3662	}
		3663	trace "EV::loop returned\n";
		3664	goto &main_loop unless $REALLY_UNLOOP;
		3665	}
		3666
3387	sub main {	3667	sub main {
3388	atomic;	3668	cf::init_globals; # initialise logging
		3669
		3670	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3671	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3672	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3673	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3674
		3675	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3389		3676
3390	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3391	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3679	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3393	(async {	3680	(async {
3394	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3395	EV::loop EV::LOOP_ONESHOT;	3682	EV::loop EV::LOOP_ONESHOT;
3396	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3397	};	3684	};
3398		3685
3399	{	3686	evthread_start IO::AIO::poll_fileno;
3400	my $guard = freeze_mainloop;	3687
		3688	cf::sync_job {
		3689	cf::incloader::init ();
		3690
		3691	cf::init_anim;
		3692	cf::init_attackmess;
		3693	cf::init_dynamic;
		3694
		3695	cf::load_settings;
		3696
		3697	reload_resources;
3401	reload_config;	3698	reload_config;
3402	db_init;	3699	db_init;
		3700
		3701	cf::init_uuid;
		3702	cf::init_signals;
		3703	cf::init_skills;
		3704
		3705	cf::init_beforeplay;
		3706
		3707	atomic;
		3708
3403	load_extensions;	3709	load_extensions;
3404		3710
3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3406	}
3407
3408	utime time, time, $RUNTIMEFILE;	3711	utime time, time, $RUNTIMEFILE;
3409		3712
3410	# no (long-running) fork's whatsoever before this point(!)	3713	# no (long-running) fork's whatsoever before this point(!)
		3714	use POSIX ();
3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3715	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3412		3716
3413	EV::loop;	3717	cf::_post_init 0;
		3718	};
		3719
		3720	cf::object::thawer::errors_are_fatal 0;
		3721	info "parse errors in files are no longer fatal from this point on.\n";
		3722
		3723	AE::postpone {
		3724	undef &main; # free gobs of memory :)
		3725	};
		3726
		3727	goto &main_loop;
3414	}	3728	}
3415		3729
3416	#############################################################################	3730	#############################################################################
3417	# initialisation and cleanup	3731	# initialisation and cleanup
3418		3732
3419	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3420	BEGIN {	3734	BEGIN {
3421	our %SIGWATCHER = ();	3735	our %SIGWATCHER = ();
3422	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3424	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3425	};	3739	};
3426	}	3740	}
3427	}	3741	}
3428		3742
3429	sub write_runtime_sync {	3743	sub write_runtime_sync {
		3744	my $t0 = AE::time;
		3745
3430	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3431	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3432		3748
3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3434		3750
3435	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3436		3752
3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3438	or return;	3754	or return;
3439		3755
3440	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3441	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3442	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3455	or return;	3771	or return;
3456		3772
3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3458	and return;	3774	and return;
3459		3775
3460	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3461		3777
3462	1	3778	1
3463	}	3779	}
3464		3780
3465	our $uuid_lock;	3781	our $uuid_lock;
…		…
3474	my $uuid = "$LOCALDIR/uuid";	3790	my $uuid = "$LOCALDIR/uuid";
3475		3791
3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3477	or return;	3793	or return;
3478		3794
3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3795	my $value = uuid_seq uuid_cur;
		3796
		3797	unless ($value) {
		3798	info "cowardly refusing to write zero uuid value!\n";
		3799	return;
		3800	}
		3801
		3802	my $value = uuid_str $value + $uuid_skip;
3480	$uuid_skip = 0;	3803	$uuid_skip = 0;
3481		3804
3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3805	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3483	and return;	3806	and return;
3484		3807
…		…
3490	or return;	3813	or return;
3491		3814
3492	aio_rename "$uuid~", $uuid	3815	aio_rename "$uuid~", $uuid
3493	and return;	3816	and return;
3494		3817
3495	warn "uuid file written ($value).\n";	3818	trace "uuid file written ($value).\n";
3496		3819
3497	1	3820	1
3498		3821
3499	}	3822	}
3500		3823
…		…
3506	}	3829	}
3507		3830
3508	sub emergency_save() {	3831	sub emergency_save() {
3509	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3510		3833
3511	warn "enter emergency perl save\n";	3834	info "emergency_perl_save: enter\n";
		3835
		3836	# this is a trade-off: we want to be very quick here, so
		3837	# save all maps without fsync, and later call a global sync
		3838	# (which in turn might be very very slow)
		3839	local $USE_FSYNC = 0;
3512		3840
3513	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3514	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3515	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3516	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3517	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3518	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3519	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3520	$pl->valid or next;	3850	$pl->valid or next;
3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3522	$pl->save;	3852	$pl->save;
3523	}	3853	}
3524	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3525		3855
3526	warn "begin emergency map save\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin map save\n";
3527	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3528	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3529	$map->valid or next;	3861	$map->valid or next;
3530	$map->save;	3862	$map->save;
3531	}	3863	}
3532	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3533		3865
3534	warn "begin emergency database checkpoint\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin database checkpoint\n";
3535	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3536	warn "end emergency database checkpoint\n";	3870	info "emergency_perl_save: end database checkpoint\n";
3537		3871
3538	warn "begin write uuid\n";	3872	info "emergency_perl_save: begin write uuid\n";
3539	write_uuid_sync 1;	3873	write_uuid_sync 1;
3540	warn "end write uuid\n";	3874	info "emergency_perl_save: end write uuid\n";
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: syncing database to disk";
		3879	BDB::db_env_txn_checkpoint $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3541	};	3894	};
3542		3895
3543	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3544	}	3897	}
3545		3898
3546	sub post_cleanup {	3899	sub post_cleanup {
3547	my ($make_core) = @_;	3900	my ($make_core) = @_;
3548		3901
		3902	IO::AIO::flush;
		3903
3549	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3550	if $make_core;	3905	if $make_core;
3551		3906
3552	my $fh = pidfile;	3907	my $fh = pidfile;
3553	unlink $PIDFILE if <$fh> == $$;	3908	unlink $PIDFILE if <$fh> == $$;
3554	}	3909	}
…		…
3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3929	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3575	for my $name (keys %$leaf_symtab) {	3930	for my $name (keys %$leaf_symtab) {
3576	_gv_clear *{"$pkg$name"};	3931	_gv_clear *{"$pkg$name"};
3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3932	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3578	}	3933	}
3579	warn "cleared package #$pkg\n";#d#
3580	}	3934	}
3581
3582	our $RELOAD; # how many times to reload
3583		3935
3584	sub do_reload_perl() {	3936	sub do_reload_perl() {
3585	# can/must only be called in main	3937	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3587	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3588	return;	3940	return;
3589	}	3941	}
3590		3942
3591	return if $RELOAD++;	3943	return if $RELOAD++;
3592		3944
		3945	my $t1 = AE::time;
		3946
3593	while ($RELOAD) {	3947	while ($RELOAD) {
3594	warn "reloading...";	3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
3595		3950
3596	warn "entering sync_job";	3951	trace "perl_reload: entering sync_job";
3597		3952
3598	cf::sync_job {	3953	cf::sync_job {
3599	cf::write_runtime_sync; # external watchdog should not bark
3600	cf::emergency_save;	3954	#cf::emergency_save;
3601	cf::write_runtime_sync; # external watchdog should not bark
3602		3955
3603	warn "syncing database to disk";
3604	BDB::db_env_txn_checkpoint $DB_ENV;
3605
3606	# if anything goes wrong in here, we should simply crash as we already saved
3607
3608	warn "flushing outstanding aio requests";
3609	while (IO::AIO::nreqs || BDB::nreqs) {
3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3611	}
3612
3613	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3614	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3615	%EXT_CORO = ();	3958	%EXT_CORO = ();
3616		3959
3617	warn "removing commands";	3960	trace "perl_reload: removing commands";
3618	%COMMAND = ();	3961	%COMMAND = ();
3619		3962
3620	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3621	%EXTCMD = ();	3964	%EXTCMD = ();
3622	%EXTICMD = ();	3965	%EXTICMD = ();
3623		3966
3624	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3625	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3626	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3627		3970
3628	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3629	eval {	3972	eval {
3630	$cb->($pkg);	3973	$cb->($pkg);
3631	1	3974	1
3632	} or warn "$pkg unloaded, but with errors: $@";	3975	} or error "$pkg unloaded, but with errors: $@";
3633	}	3976	}
3634		3977
3635	warn "... clearing $pkg";	3978	trace "... clearing $pkg";
3636	clear_package $pkg;	3979	clear_package $pkg;
3637	}	3980	}
3638		3981
3639	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3640	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3642		3985
3643	warn "... unloading $k";	3986	trace "... unloading $k";
3644	delete $INC{$k};	3987	delete $INC{$k};
3645		3988
3646	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3647	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3648		3991
…		…
3651	}	3994	}
3652		3995
3653	clear_package $k;	3996	clear_package $k;
3654	}	3997	}
3655		3998
3656	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3657	clear_package "safe::$_"	4000	clear_package "safe::$_"
3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4001	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3659		4002
3660	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3661	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3662	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3663		4006
3664	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3665	# and global variables created in xs	4008	# and global variables created in xs
3666	#clear_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3667		4010
3668	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3669		4012
3670	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3671	require cf;	4014	require cf;
3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3673		4016
3674	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3675	cf::reload_config;	4018	cf::reload_config;
3676		4019
3677	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3678	cf::load_extensions;	4021	cf::load_extensions;
3679		4022
		4023	if ($REATTACH_ON_RELOAD) {
3680	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3681	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3682	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3683	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3684	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3685	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3686		4031
3687	warn "leaving sync_job";	4032	cf::_post_init 1;
		4033
		4034	trace "perl_reload: leaving sync_job";
3688		4035
3689	1	4036	1
3690	} or do {	4037	} or do {
3691	warn $@;	4038	error $@;
3692	cf::cleanup "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3693	};	4040	};
3694		4041
3695	warn "reloaded";
3696	--$RELOAD;	4042	--$RELOAD;
3697	}	4043	}
		4044
		4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3698	};	4047	};
3699		4048
3700	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3701		4050
3702	sub reload_perl() {	4051	sub reload_perl() {
3703	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3704	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3705		4054
		4055	$RELOAD_WATCHER ||= cf::async {
		4056	Coro::AIO::aio_wait cache_extensions;
		4057
3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3707	do_reload_perl;	4059	do_reload_perl;
3708	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
		4061	};
3709	};	4062	};
3710	}	4063	}
3711		4064
3712	register_command "reload" => sub {	4065	register_command "reload" => sub {
3713	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
…		…
3719	reload_perl;	4072	reload_perl;
3720	};	4073	};
3721	}	4074	}
3722	};	4075	};
3723		4076
3724	unshift @INC, $LIBDIR;	4077	#############################################################################
3725		4078
3726	my $bug_warning = 0;	4079	my $bug_warning = 0;
3727		4080
3728	our @WAIT_FOR_TICK;
3729	our @WAIT_FOR_TICK_BEGIN;
3730
3731	sub wait_for_tick {	4081	sub wait_for_tick() {
3732	return if tick_inhibit || $Coro::current == $Coro::main;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3733		4083
3734	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3735	push @WAIT_FOR_TICK, $signal;
3736	$signal->wait;
3737	}	4085	}
3738		4086
3739	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3741		4089
3742	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3744	$signal->wait;	4092	$signal->wait;
3745	}	4093	}
…		…
3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3750	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3751	return;	4099	return;
3752	}	4100	}
3753		4101
3754	cf::server_tick; # one server iteration	4102	cf::one_tick; # one server iteration
		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3755		4105
3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3758	Coro::async_pool {	4108	Coro::async_pool {
3759	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3760	write_runtime_sync	4110	write_runtime_sync
3761	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3762	};	4112	};
3763	}	4113	}
3764		4114
3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3766	$sig->send;	4116	$sig->send;
3767	}	4117	}
3768	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3769	$sig->send;
3770	}
3771		4119
3772	$LOAD = ($NOW - $TICK_START) / $TICK;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3774		4122
3775	if (0) {	4123	if (0) {
3776	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3777	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3779	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3780	}	4128	}
3781	}	4129	}
3782	}	4130	}
3783		4131
3784	{	4132	{
3785	# configure BDB	4133	# configure BDB
3786		4134
3787	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3788	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3789	$AnyEvent::BDB::WATCHER->priority (1);	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3790		4138
3791	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3792	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3829	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3831	undef $AnyEvent::AIO::WATCHER;	4179	undef $AnyEvent::AIO::WATCHER;
3832	}	4180	}
3833		4181
3834	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3835		4184
3836	sub _log_backtrace {	4185	sub _log_backtrace {
3837	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3838		4187
3839	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3840		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3841	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3843	++$_log_backtrace;	4196	++$_log_backtrace;
3844	my $perl_bt = Carp::longmess $msg;	4197	my $perl_bt = Carp::longmess $msg;
3845	async {	4198	async {
3846	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3847		4200
…		…
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4221	--$_log_backtrace;
3869	};	4222	};
3870	} else {	4223	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3873	}	4226	}
3874	}	4227	}
3875		4228
3876	# load additional modules	4229	# load additional modules
3877	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3878		4232
3879	END { cf::emergency_save }	4233	END { cf::emergency_save }
3880		4234
3881	1	4235	1
3882		4236

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