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Revision 1.449 by root, Sat Sep 20 00:09:27 2008 UTC vs.
Revision 1.573 by root, Sun May 8 12:40:42 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
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
…		…
1306		1476
1307	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1308	if $reply;	1478	if $reply;
1309		1479
1310	} else {	1480	} else {
1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1312	}	1482	}
1313		1483
1314	cf::override;	1484	cf::override;
1315	},	1485	},
1316	);	1486	);
1317		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1318	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1319	cf::sync_job {	1504	cf::sync_job {
1320	my %todo;	1505	my %todo;
1321		1506
1322	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1323	next unless -r $path;	1508	next unless -r $path;
…		…
1341		1526
1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1344		1529
1345	$ext{source} =	1530	$ext{source} =
1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1347	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1348	. $source	1533	. $source
1349	. "\n};\n1";	1534	. "\n};\n1";
1350		1535
1351	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1352	}	1537	}
1353		1538
		1539	my $pass = 0;
1354	my %done;	1540	my %done;
1355	while (%todo) {	1541	while (%todo) {
1356	my $progress;	1542	my $progress;
1357		1543
		1544	++$pass;
		1545
		1546	ext:
1358	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1359	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1360	goto skip	1549	next ext
1361	unless exists $done{$_};	1550	unless exists $done{$_};
1362	}	1551	}
1363		1552
1364	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1365		1554
1366	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1367	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1368	: "$v->{base}: extension inactive.\n";
1369		1559
1370	if (exists $v->{meta}{mandatory}) {
1371	warn $msg;
1372	cf::cleanup "mandatory extension failed to load, exiting.";	1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1373	}	1561	if exists $v->{meta}{mandatory};
1374		1562
1375	warn $msg;	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1564	delete $todo{$k};
		1565	} else {
		1566	$done{$k} = delete $todo{$k};
		1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1376	}	1572	}
1377
1378	$done{$k} = delete $todo{$k};
1379	push @EXTS, $v->{pkg};
1380	$progress = 1;
1381	}	1573	}
1382		1574
1383	skip:	1575	unless ($progress) {
1384	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1385	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1386	}	1585	}
1387	};	1586	};
1388	}	1587	}
1389		1588
1390	#############################################################################	1589	#############################################################################
…		…
1444		1643
1445	sub exists($) {	1644	sub exists($) {
1446	my ($login) = @_;	1645	my ($login) = @_;
1447		1646
1448	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1449	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1450	}	1649	}
1451		1650
1452	sub find($) {	1651	sub find($) {
1453	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1454	my $login = $_[0];	1653	my $login = $_[0];
…		…
1474	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1475	}	1674	}
1476	}	1675	}
1477	}	1676	}
1478		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1479	sub save($) {	1691	sub save($) {
1480	my ($pl) = @_;	1692	my ($pl) = @_;
1481		1693
1482	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1483		1695
…		…
1488		1700
1489	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1490	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1491		1703
1492	cf::get_slot 0.01;	1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1493		1708
1494	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1495	cf::cede_to_tick;	1710	cf::cede_to_tick;
1496	}	1711	}
1497		1712
…		…
1531	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1532		1747
1533	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1535		1750
1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1537	$pl->deactivate;	1752	$pl->deactivate;
		1753
1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1539	$pl->ob->check_score;
1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1541	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1542		1759
1543	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1544	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1545	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1599	\@logins	1816	\@logins
1600	}	1817	}
1601		1818
1602	=item $player->maps	1819	=item $player->maps
1603		1820
		1821	=item cf::player::maps $login
		1822
1604	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1605	player. May block.	1824	player. May block.
1606		1825
1607	=cut	1826	=cut
1608		1827
…		…
1670	=cut	1889	=cut
1671		1890
1672	sub find_by_path($) {	1891	sub find_by_path($) {
1673	my ($path) = @_;	1892	my ($path) = @_;
1674		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1675	my ($match, $specificity);	1896	my ($match, $specificity);
1676		1897
1677	for my $region (list) {	1898	for my $region (list) {
1678	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1679	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
…		…
1707	sub generate_random_map {	1928	sub generate_random_map {
1708	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1709		1930
1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1711		1932
1712	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1933	$self->_create_random_map ($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}), $rmp->{custom}
1725	)
1726	}	1934	}
1727		1935
1728	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1729		1937
1730	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1735		1943
1736	sub register {	1944	sub register {
1737	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	1946	my $pkg = caller;
1739		1947
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		1949
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1951	}
1745		1952
1746	# also paths starting with '/'	1953	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1955
1749	sub thawer_merge {	1956	sub thawer_merge {
1750	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1751		1958
1752	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1757	}	1964	}
1758		1965
1759	sub normalise {	1966	sub normalise {
1760	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1761		1968
1762	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1763		1970
1764	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1765		1972
1766	# map plan:	1973	# map plan:
1767	#	1974	#
…		…
1782	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	1990	$path = "$base/$path";
1784	}	1991	}
1785		1992
1786	for ($path) {	1993	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1790	}	1996	}
1791		1997
1792	$path	1998	$path
…		…
1806	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1807	return $self;	2013	return $self;
1808	}	2014	}
1809	}	2015	}
1810		2016
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2018	()
1813	}	2019	}
1814		2020
		2021	# may re-bless or do other evil things
1815	sub init {	2022	sub init {
1816	my ($self) = @_;	2023	my ($self) = @_;
1817		2024
1818	$self	2025	$self
1819	}	2026	}
…		…
1850		2057
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1853	}	2060	}
1854		2061
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 $_->outdoor, values %cf::MAP;
1862	}
1863
1864	sub decay_objects {	2062	sub decay_objects {
1865	my ($self) = @_;	2063	my ($self) = @_;
1866		2064
1867	return if $self->{deny_reset};	2065	return if $self->{deny_reset};
1868		2066
…		…
1893	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1894		2092
1895	1	2093	1
1896	}	2094	}
1897		2095
		2096	# used to laod the header of an original map
1898	sub load_header_orig {	2097	sub load_header_orig {
1899	my ($self) = @_;	2098	my ($self) = @_;
1900		2099
1901	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1902	}	2101	}
1903		2102
		2103	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2104	sub load_header_temp {
1905	my ($self) = @_;	2105	my ($self) = @_;
1906		2106
1907	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1908	}	2108	}
1909		2109
		2110	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2111	sub prepare_temp {
1911	my ($self) = @_;	2112	my ($self) = @_;
1912		2113
1913	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1915	# safety	2116	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2119	}
1919		2120
		2121	# called after loading the header from an original map
1920	sub prepare_orig {	2122	sub prepare_orig {
1921	my ($self) = @_;	2123	my ($self) = @_;
1922		2124
1923	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2150
1949	sub find;	2151	sub find;
1950	sub find {	2152	sub find {
1951	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1952		2154
		2155	cf::cede_to_tick;
		2156
1953	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1954		2158
1955	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2161
1958	$cf::MAP{$path} || do {	2162	$cf::MAP{$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	2163	my $map = new_from_path cf::map $path
1963	or return;	2164	or return;
1964		2165
1965	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1966		2167
…		…
1978		2179
1979	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1980	}	2181	}
1981	}	2182	}
1982		2183
1983	sub pre_load { }	2184	sub pre_load { }
1984	sub post_load { }	2185	#sub post_load { } # XS
1985		2186
1986	sub load {	2187	sub load {
1987	my ($self) = @_;	2188	my ($self) = @_;
1988		2189
1989	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2193
1993	{	2194	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1995		2196
1996	return unless $self->valid;	2197	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2199
2001	$self->alloc;	2200	$self->alloc;
2002		2201
2003	$self->pre_load;	2202	$self->pre_load;
2004	cf::cede_to_tick;	2203	cf::cede_to_tick;
2005		2204
		2205	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2207	$f->skip_block;
2008	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2009	or return;	2209	or return;
2010		2210
2011	$self->post_load_original	2211	$self->post_load_original
2012	if delete $self->{load_original};	2212	if delete $self->{load_original};
2013		2213
2014	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2215	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2218	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2021	}	2222	}
2022	}	2223	}
2023	}
2024		2224
2025	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2026		2232
2027	cf::cede_to_tick;	2233	cf::cede_to_tick;
2028	# now do the right thing for maps	2234	# now do the right thing for maps
2029	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2241	$self->decay_objects;
2036	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2037	$self->update_buttons;	2243	$self->update_buttons;
2038	cf::cede_to_tick;	2244	cf::cede_to_tick;
2039	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2246	}
2043		2247
2044	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2250	}
2049		2251
2050	$self->post_load;	2252	$self->post_load;
2051	}
2052		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2260	sub customise_for {
2054	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
2055		2262
2056	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2264	if $self->per_player;
…		…
2073	or next;	2280	or next;
2074	$neigh = find $neigh, $map	2281	$neigh = find $neigh, $map
2075	or next;	2282	or next;
2076	$neigh->load;	2283	$neigh->load;
2077		2284
		2285	# now find the diagonal neighbours
2078	push @neigh,	2286	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2287	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2288	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2289	}
2082		2290
…		…
2089	}	2297	}
2090		2298
2091	sub find_sync {	2299	sub find_sync {
2092	my ($path, $origin) = @_;	2300	my ($path, $origin) = @_;
2093		2301
2094	cf::sync_job { find $path, $origin }	2302	# it's a bug to call this from the main context
		2303	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2304	if $Coro::current == $Coro::main;
		2305
		2306	find $path, $origin
2095	}	2307	}
2096		2308
2097	sub do_load_sync {	2309	sub do_load_sync {
2098	my ($map) = @_;	2310	my ($map) = @_;
2099		2311
		2312	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2313	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2314	if $Coro::current == $Coro::main;
2102		2315
2103	cf::sync_job { $map->load };	2316	$map->load;
2104	}	2317	}
2105		2318
2106	our %MAP_PREFETCH;	2319	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2320	our $MAP_PREFETCHER = undef;
2108		2321
2109	sub find_async {	2322	sub find_async {
2110	my ($path, $origin, $load) = @_;	2323	my ($path, $origin, $load) = @_;
2111		2324
2112	$path = normalise $path, $origin && $origin->{path};	2325	$path = normalise $path, $origin;
2113		2326
2114	if (my $map = $cf::MAP{$path}) {	2327	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2328	return $map if !$load || $map->linkable;
2116	}	2329	}
2117		2330
2118	$MAP_PREFETCH{$path} |= $load;	2331	$MAP_PREFETCH{$path} |= $load;
2119		2332
2120	$MAP_PREFETCHER ||= cf::async {	2333	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2347	$MAP_PREFETCHER->prio (6);
2135		2348
2136	()	2349	()
2137	}	2350	}
2138		2351
		2352	# common code, used by both ->save and ->swapout
2139	sub save {	2353	sub _save {
2140	my ($self) = @_;	2354	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2355
2144	$self->{last_save} = $cf::RUNTIME;	2356	$self->{last_save} = $cf::RUNTIME;
2145		2357
2146	return unless $self->dirty;	2358	return unless $self->dirty;
2147		2359
…		…
2167	} else {	2379	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2381	}
2170	}	2382	}
2171		2383
		2384	sub save {
		2385	my ($self) = @_;
		2386
		2387	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2388
		2389	$self->_save;
		2390	}
		2391
2172	sub swap_out {	2392	sub swap_out {
2173	my ($self) = @_;	2393	my ($self) = @_;
2174		2394
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2396
		2397	return if !$self->linkable;
		2398	return if $self->{deny_save};
2180	return if $self->players;	2399	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2400
		2401	# first deactivate the map and "unlink" it from the core
		2402	$self->deactivate;
		2403	$_->clear_links_to ($self) for values %cf::MAP;
		2404	$self->state (cf::MAP_SWAPPED);
		2405
		2406	# then atomically save
		2407	$self->_save;
		2408
		2409	# then free the map
		2410	$self->clear;
		2411	}
		2412
		2413	sub reset_at {
		2414	my ($self) = @_;
		2415
		2416	# TODO: safety, remove and allow resettable per-player maps
2182	return if $self->{deny_save};	2417	return 1e99 if $self->{deny_reset};
2183		2418
		2419	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2420	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2421
		2422	$time + $to
		2423	}
		2424
		2425	sub should_reset {
		2426	my ($self) = @_;
		2427
		2428	$self->reset_at <= $cf::RUNTIME
		2429	}
		2430
		2431	sub reset {
		2432	my ($self) = @_;
		2433
		2434	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2435
		2436	return if $self->players;
		2437
		2438	cf::trace "resetting map ", $self->path, "\n";
		2439
2184	$self->in_memory (cf::MAP_SWAPPED);	2440	$self->state (cf::MAP_SWAPPED);
		2441
		2442	# need to save uniques path
		2443	unless ($self->{deny_save}) {
		2444	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2445
		2446	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2447	if $uniq;
		2448	}
		2449
		2450	delete $cf::MAP{$self->path};
2185		2451
2186	$self->deactivate;	2452	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2453	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2454	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($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		2455
2234	$self->unlink_save;	2456	$self->unlink_save;
2235	$self->destroy;	2457	$self->destroy;
2236	}	2458	}
2237		2459
…		…
2245		2467
2246	delete $cf::MAP{$self->path};	2468	delete $cf::MAP{$self->path};
2247		2469
2248	$self->unlink_save;	2470	$self->unlink_save;
2249		2471
2250	bless $self, "cf::map";	2472	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2473	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2474	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2475	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2476	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2477
…		…
2312	: normalise $_	2534	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2535	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2536	]
2315	}	2537	}
2316		2538
		2539	=item cf::map::static_maps
		2540
		2541	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2542	file in the shared directory excluding F</styles> and F</editor>). May
		2543	block.
		2544
		2545	=cut
		2546
		2547	sub static_maps() {
		2548	my @dirs = "";
		2549	my @maps;
		2550
		2551	while (@dirs) {
		2552	my $dir = shift @dirs;
		2553
		2554	next if $dir eq "/styles" || $dir eq "/editor";
		2555
		2556	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2557	or return;
		2558
		2559	for (@$files) {
		2560	s/\.map$// or next;
		2561	utf8::decode $_;
		2562	push @maps, "$dir/$_";
		2563	}
		2564
		2565	push @dirs, map "$dir/$_", @$dirs;
		2566	}
		2567
		2568	\@maps
		2569	}
		2570
2317	=back	2571	=back
2318		2572
2319	=head3 cf::object	2573	=head3 cf::object
2320		2574
2321	=cut	2575	=cut
…		…
2386		2640
2387	our $SAY_CHANNEL = {	2641	our $SAY_CHANNEL = {
2388	id => "say",	2642	id => "say",
2389	title => "Map",	2643	title => "Map",
2390	reply => "say ",	2644	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2645	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2646	};
2393		2647
2394	our $CHAT_CHANNEL = {	2648	our $CHAT_CHANNEL = {
2395	id => "chat",	2649	id => "chat",
2396	title => "Chat",	2650	title => "Chat",
…		…
2453		2707
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2708	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2709
2456	The player should be reasonably safe there for short amounts of time (e.g.	2710	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,	2711	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	2712	though, as the player cannot control the character while it is on the link
2459	map.	2713	map.
2460		2714
2461	Will never block.	2715	Will never block.
2462		2716
2463	=item $player_object->leave_link ($map, $x, $y)	2717	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2738	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2739	my ($self) = @_;
2486		2740
2487	$self->deactivate_recursive;	2741	$self->deactivate_recursive;
2488		2742
		2743	++$self->{_link_recursion};
		2744
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2745	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2746
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2747	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2748	if $self->map && $self->map->{path} ne "{link}";
2493		2749
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2750	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2751	}
2496		2752
2497	sub cf::object::player::leave_link {	2753	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2754	my ($self, $map, $x, $y) = @_;
2499		2755
…		…
2516	($x, $y) = (-1, -1)	2772	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2773	unless (defined $x) && (defined $y);
2518		2774
2519	# use -1 or undef as default coordinates, not 0, 0	2775	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2776	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2777	if $x <= 0 && $y <= 0;
2522		2778
2523	$map->load;	2779	$map->load;
2524	$map->load_neighbours;	2780	$map->load_neighbours;
2525		2781
2526	return unless $self->contr->active;	2782	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2783
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2784	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2785	if ($self->enter_map ($map, $x, $y)) {
2532	}	2786	# entering was successful
		2787	delete $self->{_link_recursion};
		2788	# only activate afterwards, to support waiting in hooks
		2789	$self->activate_recursive;
		2790	}
2533		2791
		2792	}
		2793
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2794	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2795
2536	Moves the player to the given map-path and coordinates by first freezing	2796	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	2797	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	2798	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	2799	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2806
2547	our $GOTOGEN;	2807	our $GOTOGEN;
2548		2808
2549	sub cf::object::player::goto {	2809	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2810	my ($self, $path, $x, $y, $check, $done) = @_;
		2811
		2812	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2813	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2814	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2815	($path, $x, $y) = @$EMERGENCY_POSITION;
		2816	}
2551		2817
2552	# do generation counting so two concurrent goto's will be executed in-order	2818	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2819	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2820
2555	$self->enter_link;	2821	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2841	($path, $x, $y) = (undef, undef, undef);
2576	}	2842	}
2577	}	2843	}
2578		2844
2579	my $map = eval {	2845	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2846	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2847
2582	if ($map) {	2848	if ($map) {
2583	$map = $map->customise_for ($self);	2849	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2850	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2851	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2852	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2853	}
2588		2854
2589	$map	2855	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2863	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2864	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2865	$self->leave_link ($map, $x, $y);
2600	}	2866	}
2601		2867
2602	$done->() if $done;	2868	$done->($self) if $done;
2603	})->prio (1);	2869	})->prio (1);
2604	}	2870	}
2605		2871
2606	=item $player_object->enter_exit ($exit_object)	2872	=item $player_object->enter_exit ($exit_object)
2607		2873
…		…
2675	$Coro::current->{desc} = "enter_exit";	2941	$Coro::current->{desc} = "enter_exit";
2676		2942
2677	unless (eval {	2943	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2944	$self->deactivate_recursive; # just to be sure
2679		2945
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;	2946	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	2947	my $x = $exit->stats->hp;
2690	my $y = $exit->stats->sp;	2948	my $y = $exit->stats->sp;
		2949
		2950	# special map handling
		2951	my $slaying = $exit->slaying;
		2952
		2953	# special map handling
		2954	if ($slaying eq "/!") {
		2955	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2956
		2957	prepare_random_map $exit
		2958	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2959
		2960	$map = $exit->slaying;
		2961
		2962	} elsif ($slaying eq '!up') {
		2963	$map = $exit->map->tile_path (cf::TILE_UP);
		2964	$x = $exit->x;
		2965	$y = $exit->y;
		2966
		2967	} elsif ($slaying eq '!down') {
		2968	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2969	$x = $exit->x;
		2970	$y = $exit->y;
		2971	}
2691		2972
2692	$self->goto ($map, $x, $y);	2973	$self->goto ($map, $x, $y);
2693		2974
2694	# if exit is damned, update players death & WoR home-position	2975	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	2976	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	2981	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	2982	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	2983	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	2984	cf::NDI_UNIQUE | cf::NDI_RED);
2704		2985
2705	warn "ERROR in enter_exit: $@";	2986	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	2987	$self->leave_link;
2707	}	2988	}
2708	})->prio (1);	2989	})->prio (1);
2709	}	2990	}
2710		2991
…		…
2722	sub cf::client::send_drawinfo {	3003	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	3004	my ($self, $text, $flags) = @_;
2724		3005
2725	utf8::encode $text;	3006	utf8::encode $text;
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3007	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3008	}
		3009
		3010	=item $client->send_big_packet ($pkt)
		3011
		3012	Like C<send_packet>, but tries to compress large packets, and fragments
		3013	them as required.
		3014
		3015	=cut
		3016
		3017	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3018
		3019	sub cf::client::send_big_packet {
		3020	my ($self, $pkt) = @_;
		3021
		3022	# try lzf for large packets
		3023	$pkt = "lzf " . Compress::LZF::compress $pkt
		3024	if 1024 <= length $pkt and $self->{can_lzf};
		3025
		3026	# split very large packets
		3027	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3028	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3029	$pkt = "frag";
		3030	}
		3031
		3032	$self->send_packet ($pkt);
2727	}	3033	}
2728		3034
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3035	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3036
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	3037	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2735		3041
2736	=cut	3042	=cut
2737		3043
2738	# non-persistent channels (usually the info channel)	3044	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	3045	our %CHANNEL = (
		3046	"c/motd" => {
		3047	id => "infobox",
		3048	title => "MOTD",
		3049	reply => undef,
		3050	tooltip => "The message of the day",
		3051	},
2740	"c/identify" => {	3052	"c/identify" => {
2741	id => "infobox",	3053	id => "infobox",
2742	title => "Identify",	3054	title => "Identify",
2743	reply => undef,	3055	reply => undef,
2744	tooltip => "Items recently identified",	3056	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3058	"c/examine" => {
2747	id => "infobox",	3059	id => "infobox",
2748	title => "Examine",	3060	title => "Examine",
2749	reply => undef,	3061	reply => undef,
2750	tooltip => "Signs and other items you examined",	3062	tooltip => "Signs and other items you examined",
		3063	},
		3064	"c/shopinfo" => {
		3065	id => "infobox",
		3066	title => "Shop Info",
		3067	reply => undef,
		3068	tooltip => "What your bargaining skill tells you about the shop",
2751	},	3069	},
2752	"c/book" => {	3070	"c/book" => {
2753	id => "infobox",	3071	id => "infobox",
2754	title => "Book",	3072	title => "Book",
2755	reply => undef,	3073	reply => undef,
…		…
2771	id => "infobox",	3089	id => "infobox",
2772	title => "Body Parts",	3090	title => "Body Parts",
2773	reply => undef,	3091	reply => undef,
2774	tooltip => "Shows which body parts you posess and are available",	3092	tooltip => "Shows which body parts you posess and are available",
2775	},	3093	},
		3094	"c/statistics" => {
		3095	id => "infobox",
		3096	title => "Statistics",
		3097	reply => undef,
		3098	tooltip => "Shows your primary statistics",
		3099	},
		3100	"c/skills" => {
		3101	id => "infobox",
		3102	title => "Skills",
		3103	reply => undef,
		3104	tooltip => "Shows your experience per skill and item power",
		3105	},
		3106	"c/shopitems" => {
		3107	id => "infobox",
		3108	title => "Shop Items",
		3109	reply => undef,
		3110	tooltip => "Shows the items currently for sale in this shop",
		3111	},
		3112	"c/resistances" => {
		3113	id => "infobox",
		3114	title => "Resistances",
		3115	reply => undef,
		3116	tooltip => "Shows your resistances",
		3117	},
		3118	"c/pets" => {
		3119	id => "infobox",
		3120	title => "Pets",
		3121	reply => undef,
		3122	tooltip => "Shows information abotu your pets/a specific pet",
		3123	},
		3124	"c/perceiveself" => {
		3125	id => "infobox",
		3126	title => "Perceive Self",
		3127	reply => undef,
		3128	tooltip => "You gained detailed knowledge about yourself",
		3129	},
2776	"c/uptime" => {	3130	"c/uptime" => {
2777	id => "infobox",	3131	id => "infobox",
2778	title => "Uptime",	3132	title => "Uptime",
2779	reply => undef,	3133	reply => undef,
2780	tooltip => "How long the server has been running since last restart",	3134	tooltip => "How long the server has been running since last restart",
…		…
2789	id => "party",	3143	id => "party",
2790	title => "Party",	3144	title => "Party",
2791	reply => "gsay ",	3145	reply => "gsay ",
2792	tooltip => "Messages and chat related to your party",	3146	tooltip => "Messages and chat related to your party",
2793	},	3147	},
		3148	"c/death" => {
		3149	id => "death",
		3150	title => "Death",
		3151	reply => undef,
		3152	tooltip => "Reason for and more info about your most recent death",
		3153	},
		3154	"c/say" => $SAY_CHANNEL,
		3155	"c/chat" => $CHAT_CHANNEL,
2794	);	3156	);
2795		3157
2796	sub cf::client::send_msg {	3158	sub cf::client::send_msg {
2797	my ($self, $channel, $msg, $color, @extra) = @_;	3159	my ($self, $channel, $msg, $color, @extra) = @_;
2798		3160
…		…
2803		3165
2804	# check predefined channels, for the benefit of C	3166	# check predefined channels, for the benefit of C
2805	if ($CHANNEL{$channel}) {	3167	if ($CHANNEL{$channel}) {
2806	$channel = $CHANNEL{$channel};	3168	$channel = $CHANNEL{$channel};
2807		3169
2808	$self->ext_msg (channel_info => $channel)	3170	$self->ext_msg (channel_info => $channel);
2809	if $self->can_msg;
2810
2811	$channel = $channel->{id};	3171	$channel = $channel->{id};
2812		3172
2813	} elsif (ref $channel) {	3173	} elsif (ref $channel) {
2814	# send meta info to client, if not yet sent	3174	# send meta info to client, if not yet sent
2815	unless (exists $self->{channel}{$channel->{id}}) {	3175	unless (exists $self->{channel}{$channel->{id}}) {
2816	$self->{channel}{$channel->{id}} = $channel;	3176	$self->{channel}{$channel->{id}} = $channel;
2817	$self->ext_msg (channel_info => $channel)	3177	$self->ext_msg (channel_info => $channel);
2818	if $self->can_msg;
2819	}	3178	}
2820		3179
2821	$channel = $channel->{id};	3180	$channel = $channel->{id};
2822	}	3181	}
2823		3182
2824	return unless @extra || length $msg;	3183	return unless @extra || length $msg;
2825		3184
2826	if ($self->can_msg) {
2827	# default colour, mask it out	3185	# default colour, mask it out
2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3186	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2829	if $color & cf::NDI_DEF;	3187	if $color & cf::NDI_DEF;
2830		3188
2831	my $pkt = "msg "	3189	my $pkt = "msg "
2832	. $self->{json_coder}->encode (	3190	. $self->{json_coder}->encode (
2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3191	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2834	);	3192	);
2835		3193
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);	3194	$self->send_big_packet ($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	}	3195	}
2873		3196
2874	=item $client->ext_msg ($type, @msg)	3197	=item $client->ext_msg ($type, @msg)
2875		3198
2876	Sends an ext event to the client.	3199	Sends an ext event to the client.
…		…
2879		3202
2880	sub cf::client::ext_msg($$@) {	3203	sub cf::client::ext_msg($$@) {
2881	my ($self, $type, @msg) = @_;	3204	my ($self, $type, @msg) = @_;
2882		3205
2883	if ($self->extcmd == 2) {	3206	if ($self->extcmd == 2) {
2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3207	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2885	} elsif ($self->extcmd == 1) { # TODO: remove	3208	} elsif ($self->extcmd == 1) { # TODO: remove
2886	push @msg, msgtype => "event_$type";	3209	push @msg, msgtype => "event_$type";
2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2888	}	3211	}
2889	}	3212	}
2890		3213
2891	=item $client->ext_reply ($msgid, @msg)	3214	=item $client->ext_reply ($msgid, @msg)
2892		3215
…		…
2896		3219
2897	sub cf::client::ext_reply($$@) {	3220	sub cf::client::ext_reply($$@) {
2898	my ($self, $id, @msg) = @_;	3221	my ($self, $id, @msg) = @_;
2899		3222
2900	if ($self->extcmd == 2) {	3223	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3224	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2902	} elsif ($self->extcmd == 1) {	3225	} elsif ($self->extcmd == 1) {
2903	#TODO: version 1, remove	3226	#TODO: version 1, remove
2904	unshift @msg, msgtype => "reply", msgid => $id;	3227	unshift @msg, msgtype => "reply", msgid => $id;
2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2906	}	3229	}
2907	}	3230	}
2908		3231
2909	=item $success = $client->query ($flags, "text", \&cb)	3232	=item $success = $client->query ($flags, "text", \&cb)
2910		3233
…		…
2981		3304
2982	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
2983	if $reply;	3306	if $reply;
2984		3307
2985	} else {	3308	} else {
2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2987	}	3310	}
2988		3311
2989	cf::override;	3312	cf::override;
2990	},	3313	},
2991	);	3314	);
…		…
3011		3334
3012	$coro	3335	$coro
3013	}	3336	}
3014		3337
3015	cf::client->attach (	3338	cf::client->attach (
3016	on_destroy => sub {	3339	on_client_destroy => sub {
3017	my ($ns) = @_;	3340	my ($ns) = @_;
3018		3341
3019	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3020	},	3343	},
3021	);	3344	);
…		…
3037	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
3038		3361
3039	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
3040		3363
3041	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
3042	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
3043	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
3044	sort time	3367	sort time
3045	));	3368	));
3046		3369
3047	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
3051	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
3052		3375
3053	cf::object	3376	cf::object
3054	contr pay_amount pay_player map x y force_find force_add destroy	3377	contr pay_amount pay_player map x y force_find force_add destroy
3055	insert remove name archname title slaying race decrease split	3378	insert remove name archname title slaying race decrease split
		3379	value
3056		3380
3057	cf::object::player	3381	cf::object::player
3058	player	3382	player
3059		3383
3060	cf::player	3384	cf::player
…		…
3066	=cut	3390	=cut
3067		3391
3068	for (	3392	for (
3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3070	insert remove inv nrof name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
3071	decrease split destroy change_exp)],	3395	decrease split destroy change_exp value msg lore send_msg)],
3072	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
3073	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
3074	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
3075	) {	3399	) {
3076	no strict 'refs';
3077	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
3078	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3079	for @funs;	3402	for @funs;
3080	}	3403	}
3081		3404
…		…
3096		3419
3097	my $qcode = $code;	3420	my $qcode = $code;
3098	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3099	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
3100		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
3101	local $_;	3427	local $_;
3102	local @safe::cf::_safe_eval_args = values %vars;
3103		3428
3104	my $eval =	3429	my $eval =
3105	"do {\n"	3430	"do {\n"
3106	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3107	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
3108	. $code	3433	. $code
3109	. "\n}"	3434	. "\n}"
3110	;	3435	;
3111		3436
		3437	if ($CFG{safe_eval}) {
3112	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
3113	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3114	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
3115		3446
3116	if ($@) {	3447	if ($@) {
3117	warn "$@";	3448	warn "$@",
3118	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
3119	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
3120	}	3451	}
3121		3452
3122	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
3123	}	3454	}
3124		3455
…		…
3138	=cut	3469	=cut
3139		3470
3140	sub register_script_function {	3471	sub register_script_function {
3141	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
3142		3473
3143	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
3144	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
3145	}	3476	}
3146		3477
3147	=back	3478	=back
3148		3479
3149	=cut	3480	=cut
…		…
3158	# for this (global event?)	3489	# for this (global event?)
3159	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3160		3491
3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3162		3493
3163	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3164		3495
3165	my $facedata;	3496	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		3497
3171	$facedata->{version} == 2	3498	$facedata->{version} == 2
3172	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3173		3500
3174	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3175	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3176	type => FT_RSRC,	3504	type => FT_RSRC,
3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3178	};	3507	};
3179	cf::cede_to_tick;	3508	cf::cede_to_tick;
3180		3509
3181	{	3510	{
3182	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
…		…
3184	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3186		3515
3187	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3188	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3191		3521
3192	cf::cede_to_tick;	3522	cf::cede_to_tick;
3193	}	3523	}
3194		3524
3195	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
…		…
3200		3530
3201	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3202	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3204	} else {	3534	} else {
3205	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3206	}	3536	}
3207		3537
3208	cf::cede_to_tick;	3538	cf::cede_to_tick;
3209	}	3539	}
3210	}	3540	}
…		…
3219		3549
3220	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3221	}	3551	}
3222		3552
3223	{	3553	{
3224	# TODO: for gcfclient pleasure, we should give resources
3225	# that gcfclient doesn't grok a >10000 face index.
3226	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3227		3555
3228	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
3229	if (defined $info->{type}) {	3557	if (defined $info->{type}) {
3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3558	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3231	my $data;
3232		3559
3233	if ($info->{type} & 1) {	3560	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};	3561	cf::face::set_type $idx, $info->{type};
3248	} else {	3562	} else {
3249	$RESOURCE{$name} = $info;	3563	$RESOURCE{$name} = $info; # unused
3250	}	3564	}
3251		3565
3252	cf::cede_to_tick;	3566	cf::cede_to_tick;
3253	}	3567	}
3254	}	3568	}
3255		3569
3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3570	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3257		3571
3258	1	3572	1
3259	}	3573	}
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 => $face;
3277	}
3278	}
3279	});
3280		3574
3281	register_exticmd fx_want => sub {	3575	register_exticmd fx_want => sub {
3282	my ($ns, $want) = @_;	3576	my ($ns, $want) = @_;
3283		3577
3284	while (my ($k, $v) = each %$want) {	3578	while (my ($k, $v) = each %$want) {
…		…
3323	sub reload_treasures {	3617	sub reload_treasures {
3324	load_resource_file "$DATADIR/treasures"	3618	load_resource_file "$DATADIR/treasures"
3325	or die "unable to load treasurelists\n";	3619	or die "unable to load treasurelists\n";
3326	}	3620	}
3327		3621
		3622	sub reload_sound {
		3623	trace "loading sound config from $DATADIR/sound\n";
		3624
		3625	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3626
		3627	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3628	my $sound = $soundconf->{compat}[$_]
		3629	or next;
		3630
		3631	my $face = cf::face::find "sound/$sound->[1]";
		3632	cf::sound::set $sound->[0] => $face;
		3633	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3634	}
		3635
		3636	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3637	my $face = cf::face::find "sound/$v";
		3638	cf::sound::set $k => $face;
		3639	}
		3640	}
		3641
3328	sub reload_resources {	3642	sub reload_resources {
3329	warn "reloading resource files...\n";	3643	trace "reloading resource files...\n";
3330		3644
		3645	reload_exp_table;
		3646	reload_materials;
3331	reload_facedata;	3647	reload_facedata;
		3648	reload_sound;
3332	reload_archetypes;	3649	reload_archetypes;
3333	reload_regions;	3650	reload_regions;
3334	reload_treasures;	3651	reload_treasures;
3335		3652
3336	warn "finished reloading resource files\n";	3653	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	}	3654	}
3346		3655
3347	sub reload_config {	3656	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3657	trace "reloading config file...\n";
3349	or return;
3350		3658
3351	local $/;	3659	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3660	utf8::decode $config;
		3661	*CFG = decode_yaml $config;
3353		3662
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3663	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3664
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3665	$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};	3666	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3667
3359	if (exists $CFG{mlockall}) {	3668	if (exists $CFG{mlockall}) {
…		…
3382		3691
3383	seek $fh, 0, 0;	3692	seek $fh, 0, 0;
3384	print $fh $$;	3693	print $fh $$;
3385	}	3694	}
3386		3695
		3696	sub main_loop {
		3697	trace "EV::loop starting\n";
		3698	if (1) {
		3699	EV::loop;
		3700	}
		3701	trace "EV::loop returned\n";
		3702	goto &main_loop unless $REALLY_UNLOOP;
		3703	}
		3704
3387	sub main {	3705	sub main {
3388	atomic;	3706	cf::init_globals; # initialise logging
		3707
		3708	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3709	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3710	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3711	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3712
		3713	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3389		3714
3390	# we must not ever block the main coroutine	3715	# we must not ever block the main coroutine
3391	local $Coro::idle = sub {	3716	local $Coro::idle = sub {
3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3717	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3393	(async {	3718	(async {
3394	$Coro::current->{desc} = "IDLE BUG HANDLER";	3719	$Coro::current->{desc} = "IDLE BUG HANDLER";
3395	EV::loop EV::LOOP_ONESHOT;	3720	EV::loop EV::LOOP_ONESHOT;
3396	})->prio (Coro::PRIO_MAX);	3721	})->prio (Coro::PRIO_MAX);
3397	};	3722	};
3398		3723
3399	{	3724	evthread_start IO::AIO::poll_fileno;
3400	my $guard = freeze_mainloop;	3725
		3726	cf::sync_job {
		3727	cf::incloader::init ();
		3728
		3729	cf::init_anim;
		3730	cf::init_attackmess;
		3731	cf::init_dynamic;
		3732
		3733	cf::load_settings;
		3734
		3735	reload_resources;
3401	reload_config;	3736	reload_config;
3402	db_init;	3737	db_init;
		3738
		3739	cf::init_uuid;
		3740	cf::init_signals;
		3741	cf::init_skills;
		3742
		3743	cf::init_beforeplay;
		3744
		3745	atomic;
		3746
3403	load_extensions;	3747	load_extensions;
3404		3748
3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3406	}
3407
3408	utime time, time, $RUNTIMEFILE;	3749	utime time, time, $RUNTIMEFILE;
3409		3750
3410	# no (long-running) fork's whatsoever before this point(!)	3751	# no (long-running) fork's whatsoever before this point(!)
		3752	use POSIX ();
3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3753	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3412		3754
3413	EV::loop;	3755	cf::_post_init 0;
		3756	};
		3757
		3758	cf::object::thawer::errors_are_fatal 0;
		3759	info "parse errors in files are no longer fatal from this point on.\n";
		3760
		3761	my $free_main; $free_main = EV::idle sub {
		3762	undef $free_main;
		3763	undef &main; # free gobs of memory :)
		3764	};
		3765
		3766	goto &main_loop;
3414	}	3767	}
3415		3768
3416	#############################################################################	3769	#############################################################################
3417	# initialisation and cleanup	3770	# initialisation and cleanup
3418		3771
3419	# install some emergency cleanup handlers	3772	# install some emergency cleanup handlers
3420	BEGIN {	3773	BEGIN {
3421	our %SIGWATCHER = ();	3774	our %SIGWATCHER = ();
3422	for my $signal (qw(INT HUP TERM)) {	3775	for my $signal (qw(INT HUP TERM)) {
3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3776	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3424	cf::cleanup "SIG$signal";	3777	cf::cleanup "SIG$signal";
3425	};	3778	};
3426	}	3779	}
3427	}	3780	}
3428		3781
3429	sub write_runtime_sync {	3782	sub write_runtime_sync {
		3783	my $t0 = AE::time;
		3784
3430	# first touch the runtime file to show we are still running:	3785	# first touch the runtime file to show we are still running:
3431	# the fsync below can take a very very long time.	3786	# the fsync below can take a very very long time.
3432		3787
3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3788	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3434		3789
3435	my $guard = cf::lock_acquire "write_runtime";	3790	my $guard = cf::lock_acquire "write_runtime";
3436		3791
3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3438	or return;	3793	or return;
3439		3794
3440	my $value = $cf::RUNTIME + 90 + 10;	3795	my $value = $cf::RUNTIME + 90 + 10;
3441	# 10 is the runtime save interval, for a monotonic clock	3796	# 10 is the runtime save interval, for a monotonic clock
3442	# 60 allows for the watchdog to kill the server.	3797	# 60 allows for the watchdog to kill the server.
…		…
3455	or return;	3810	or return;
3456		3811
3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3812	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3458	and return;	3813	and return;
3459		3814
3460	warn "runtime file written.\n";	3815	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3461		3816
3462	1	3817	1
3463	}	3818	}
3464		3819
3465	our $uuid_lock;	3820	our $uuid_lock;
…		…
3474	my $uuid = "$LOCALDIR/uuid";	3829	my $uuid = "$LOCALDIR/uuid";
3475		3830
3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3831	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3477	or return;	3832	or return;
3478		3833
3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3834	my $value = uuid_seq uuid_cur;
		3835
		3836	unless ($value) {
		3837	info "cowardly refusing to write zero uuid value!\n";
		3838	return;
		3839	}
		3840
		3841	my $value = uuid_str $value + $uuid_skip;
3480	$uuid_skip = 0;	3842	$uuid_skip = 0;
3481		3843
3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3844	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3483	and return;	3845	and return;
3484		3846
…		…
3490	or return;	3852	or return;
3491		3853
3492	aio_rename "$uuid~", $uuid	3854	aio_rename "$uuid~", $uuid
3493	and return;	3855	and return;
3494		3856
3495	warn "uuid file written ($value).\n";	3857	trace "uuid file written ($value).\n";
3496		3858
3497	1	3859	1
3498		3860
3499	}	3861	}
3500		3862
…		…
3506	}	3868	}
3507		3869
3508	sub emergency_save() {	3870	sub emergency_save() {
3509	my $freeze_guard = cf::freeze_mainloop;	3871	my $freeze_guard = cf::freeze_mainloop;
3510		3872
3511	warn "enter emergency perl save\n";	3873	info "emergency_perl_save: enter\n";
		3874
		3875	# this is a trade-off: we want to be very quick here, so
		3876	# save all maps without fsync, and later call a global sync
		3877	# (which in turn might be very very slow)
		3878	local $USE_FSYNC = 0;
3512		3879
3513	cf::sync_job {	3880	cf::sync_job {
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
3514	# use a peculiar iteration method to avoid tripping on perl	3883	# use a peculiar iteration method to avoid tripping on perl
3515	# refcount bugs in for. also avoids problems with players	3884	# refcount bugs in for. also avoids problems with players
3516	# and maps saved/destroyed asynchronously.	3885	# and maps saved/destroyed asynchronously.
3517	warn "begin emergency player save\n";	3886	info "emergency_perl_save: begin player save\n";
3518	for my $login (keys %cf::PLAYER) {	3887	for my $login (keys %cf::PLAYER) {
3519	my $pl = $cf::PLAYER{$login} or next;	3888	my $pl = $cf::PLAYER{$login} or next;
3520	$pl->valid or next;	3889	$pl->valid or next;
3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3890	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3522	$pl->save;	3891	$pl->save;
3523	}	3892	}
3524	warn "end emergency player save\n";	3893	info "emergency_perl_save: end player save\n";
3525		3894
3526	warn "begin emergency map save\n";	3895	cf::write_runtime_sync; # external watchdog should not bark
		3896
		3897	info "emergency_perl_save: begin map save\n";
3527	for my $path (keys %cf::MAP) {	3898	for my $path (keys %cf::MAP) {
3528	my $map = $cf::MAP{$path} or next;	3899	my $map = $cf::MAP{$path} or next;
3529	$map->valid or next;	3900	$map->valid or next;
3530	$map->save;	3901	$map->save;
3531	}	3902	}
3532	warn "end emergency map save\n";	3903	info "emergency_perl_save: end map save\n";
3533		3904
3534	warn "begin emergency database checkpoint\n";	3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
		3907	info "emergency_perl_save: begin database checkpoint\n";
3535	BDB::db_env_txn_checkpoint $DB_ENV;	3908	BDB::db_env_txn_checkpoint $DB_ENV;
3536	warn "end emergency database checkpoint\n";	3909	info "emergency_perl_save: end database checkpoint\n";
3537		3910
3538	warn "begin write uuid\n";	3911	info "emergency_perl_save: begin write uuid\n";
3539	write_uuid_sync 1;	3912	write_uuid_sync 1;
3540	warn "end write uuid\n";	3913	info "emergency_perl_save: end write uuid\n";
		3914
		3915	cf::write_runtime_sync; # external watchdog should not bark
		3916
		3917	trace "emergency_perl_save: syncing database to disk";
		3918	BDB::db_env_txn_checkpoint $DB_ENV;
		3919
		3920	info "emergency_perl_save: starting sync\n";
		3921	IO::AIO::aio_sync sub {
		3922	info "emergency_perl_save: finished sync\n";
		3923	};
		3924
		3925	cf::write_runtime_sync; # external watchdog should not bark
		3926
		3927	trace "emergency_perl_save: flushing outstanding aio requests";
		3928	while (IO::AIO::nreqs || BDB::nreqs) {
		3929	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3930	}
		3931
		3932	cf::write_runtime_sync; # external watchdog should not bark
3541	};	3933	};
3542		3934
3543	warn "leave emergency perl save\n";	3935	info "emergency_perl_save: leave\n";
3544	}	3936	}
3545		3937
3546	sub post_cleanup {	3938	sub post_cleanup {
3547	my ($make_core) = @_;	3939	my ($make_core) = @_;
3548		3940
		3941	IO::AIO::flush;
		3942
3549	warn Carp::longmess "post_cleanup backtrace"	3943	error Carp::longmess "post_cleanup backtrace"
3550	if $make_core;	3944	if $make_core;
3551		3945
3552	my $fh = pidfile;	3946	my $fh = pidfile;
3553	unlink $PIDFILE if <$fh> == $$;	3947	unlink $PIDFILE if <$fh> == $$;
3554	}	3948	}
…		…
3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3968	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3575	for my $name (keys %$leaf_symtab) {	3969	for my $name (keys %$leaf_symtab) {
3576	_gv_clear *{"$pkg$name"};	3970	_gv_clear *{"$pkg$name"};
3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3971	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3578	}	3972	}
3579	warn "cleared package #$pkg\n";#d#
3580	}	3973	}
3581
3582	our $RELOAD; # how many times to reload
3583		3974
3584	sub do_reload_perl() {	3975	sub do_reload_perl() {
3585	# can/must only be called in main	3976	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	3977	unless (in_main) {
3587	warn "can only reload from main coroutine";	3978	error "can only reload from main coroutine";
3588	return;	3979	return;
3589	}	3980	}
3590		3981
3591	return if $RELOAD++;	3982	return if $RELOAD++;
3592		3983
		3984	my $t1 = AE::time;
		3985
3593	while ($RELOAD) {	3986	while ($RELOAD) {
3594	warn "reloading...";	3987	cf::get_slot 0.1, -1, "reload_perl";
		3988	info "perl_reload: reloading...";
3595		3989
3596	warn "entering sync_job";	3990	trace "perl_reload: entering sync_job";
3597		3991
3598	cf::sync_job {	3992	cf::sync_job {
3599	cf::write_runtime_sync; # external watchdog should not bark
3600	cf::emergency_save;	3993	#cf::emergency_save;
3601	cf::write_runtime_sync; # external watchdog should not bark
3602		3994
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";	3995	trace "perl_reload: cancelling all extension coros";
3614	$_->cancel for values %EXT_CORO;	3996	$_->cancel for values %EXT_CORO;
3615	%EXT_CORO = ();	3997	%EXT_CORO = ();
3616		3998
3617	warn "removing commands";	3999	trace "perl_reload: removing commands";
3618	%COMMAND = ();	4000	%COMMAND = ();
3619		4001
3620	warn "removing ext/exti commands";	4002	trace "perl_reload: removing ext/exti commands";
3621	%EXTCMD = ();	4003	%EXTCMD = ();
3622	%EXTICMD = ();	4004	%EXTICMD = ();
3623		4005
3624	warn "unloading/nuking all extensions";	4006	trace "perl_reload: unloading/nuking all extensions";
3625	for my $pkg (@EXTS) {	4007	for my $pkg (@EXTS) {
3626	warn "... unloading $pkg";	4008	trace "... unloading $pkg";
3627		4009
3628	if (my $cb = $pkg->can ("unload")) {	4010	if (my $cb = $pkg->can ("unload")) {
3629	eval {	4011	eval {
3630	$cb->($pkg);	4012	$cb->($pkg);
3631	1	4013	1
3632	} or warn "$pkg unloaded, but with errors: $@";	4014	} or error "$pkg unloaded, but with errors: $@";
3633	}	4015	}
3634		4016
3635	warn "... clearing $pkg";	4017	trace "... clearing $pkg";
3636	clear_package $pkg;	4018	clear_package $pkg;
3637	}	4019	}
3638		4020
3639	warn "unloading all perl modules loaded from $LIBDIR";	4021	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3640	while (my ($k, $v) = each %INC) {	4022	while (my ($k, $v) = each %INC) {
3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4023	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3642		4024
3643	warn "... unloading $k";	4025	trace "... unloading $k";
3644	delete $INC{$k};	4026	delete $INC{$k};
3645		4027
3646	$k =~ s/\.pm$//;	4028	$k =~ s/\.pm$//;
3647	$k =~ s/\//::/g;	4029	$k =~ s/\//::/g;
3648		4030
…		…
3651	}	4033	}
3652		4034
3653	clear_package $k;	4035	clear_package $k;
3654	}	4036	}
3655		4037
3656	warn "getting rid of safe::, as good as possible";	4038	trace "perl_reload: getting rid of safe::, as good as possible";
3657	clear_package "safe::$_"	4039	clear_package "safe::$_"
3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4040	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3659		4041
3660	warn "unloading cf.pm \"a bit\"";	4042	trace "perl_reload: unloading cf.pm \"a bit\"";
3661	delete $INC{"cf.pm"};	4043	delete $INC{"cf.pm"};
3662	delete $INC{"cf/pod.pm"};	4044	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3663		4045
3664	# don't, removes xs symbols, too,	4046	# don't, removes xs symbols, too,
3665	# and global variables created in xs	4047	# and global variables created in xs
3666	#clear_package __PACKAGE__;	4048	#clear_package __PACKAGE__;
3667		4049
3668	warn "unload completed, starting to reload now";	4050	info "perl_reload: unload completed, starting to reload now";
3669		4051
3670	warn "reloading cf.pm";	4052	trace "perl_reload: reloading cf.pm";
3671	require cf;	4053	require cf;
3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4054	cf::_connect_to_perl_1;
3673		4055
3674	warn "loading config and database again";	4056	trace "perl_reload: loading config and database again";
3675	cf::reload_config;	4057	cf::reload_config;
3676		4058
3677	warn "loading extensions";	4059	trace "perl_reload: loading extensions";
3678	cf::load_extensions;	4060	cf::load_extensions;
3679		4061
		4062	if ($REATTACH_ON_RELOAD) {
3680	warn "reattaching attachments to objects/players";	4063	trace "perl_reload: reattaching attachments to objects/players";
3681	_global_reattach; # objects, sockets	4064	_global_reattach; # objects, sockets
3682	warn "reattaching attachments to maps";	4065	trace "perl_reload: reattaching attachments to maps";
3683	reattach $_ for values %MAP;	4066	reattach $_ for values %MAP;
3684	warn "reattaching attachments to players";	4067	trace "perl_reload: reattaching attachments to players";
3685	reattach $_ for values %PLAYER;	4068	reattach $_ for values %PLAYER;
		4069	}
3686		4070
3687	warn "leaving sync_job";	4071	cf::_post_init 1;
		4072
		4073	trace "perl_reload: leaving sync_job";
3688		4074
3689	1	4075	1
3690	} or do {	4076	} or do {
3691	warn $@;	4077	error $@;
3692	cf::cleanup "error while reloading, exiting.";	4078	cf::cleanup "perl_reload: error, exiting.";
3693	};	4079	};
3694		4080
3695	warn "reloaded";
3696	--$RELOAD;	4081	--$RELOAD;
3697	}	4082	}
		4083
		4084	$t1 = AE::time - $t1;
		4085	info "perl_reload: completed in ${t1}s\n";
3698	};	4086	};
3699		4087
3700	our $RELOAD_WATCHER; # used only during reload	4088	our $RELOAD_WATCHER; # used only during reload
3701		4089
3702	sub reload_perl() {	4090	sub reload_perl() {
3703	# doing reload synchronously and two reloads happen back-to-back,	4091	# doing reload synchronously and two reloads happen back-to-back,
3704	# coro crashes during coro_state_free->destroy here.	4092	# coro crashes during coro_state_free->destroy here.
3705		4093
		4094	$RELOAD_WATCHER ||= cf::async {
		4095	Coro::AIO::aio_wait cache_extensions;
		4096
3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4097	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3707	do_reload_perl;	4098	do_reload_perl;
3708	undef $RELOAD_WATCHER;	4099	undef $RELOAD_WATCHER;
		4100	};
3709	};	4101	};
3710	}	4102	}
3711		4103
3712	register_command "reload" => sub {	4104	register_command "reload" => sub {
3713	my ($who, $arg) = @_;	4105	my ($who, $arg) = @_;
…		…
3719	reload_perl;	4111	reload_perl;
3720	};	4112	};
3721	}	4113	}
3722	};	4114	};
3723		4115
3724	unshift @INC, $LIBDIR;	4116	#############################################################################
3725		4117
3726	my $bug_warning = 0;	4118	my $bug_warning = 0;
3727		4119
3728	our @WAIT_FOR_TICK;
3729	our @WAIT_FOR_TICK_BEGIN;
3730
3731	sub wait_for_tick {	4120	sub wait_for_tick() {
3732	return if tick_inhibit || $Coro::current == $Coro::main;	4121	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3733		4122
3734	my $signal = new Coro::Signal;	4123	$WAIT_FOR_TICK->wait;
3735	push @WAIT_FOR_TICK, $signal;
3736	$signal->wait;
3737	}	4124	}
3738		4125
3739	sub wait_for_tick_begin {	4126	sub wait_for_tick_begin() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4127	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3741		4128
3742	my $signal = new Coro::Signal;	4129	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK_BEGIN, $signal;	4130	push @WAIT_FOR_TICK_BEGIN, $signal;
3744	$signal->wait;	4131	$signal->wait;
3745	}	4132	}
…		…
3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4136	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3750	unless ++$bug_warning > 10;	4137	unless ++$bug_warning > 10;
3751	return;	4138	return;
3752	}	4139	}
3753		4140
3754	cf::server_tick; # one server iteration	4141	cf::one_tick; # one server iteration
		4142
		4143	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3755		4144
3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4145	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4146	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3758	Coro::async_pool {	4147	Coro::async_pool {
3759	$Coro::current->{desc} = "runtime saver";	4148	$Coro::current->{desc} = "runtime saver";
3760	write_runtime_sync	4149	write_runtime_sync
3761	or warn "ERROR: unable to write runtime file: $!";	4150	or error "ERROR: unable to write runtime file: $!";
3762	};	4151	};
3763	}	4152	}
3764		4153
3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4154	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3766	$sig->send;	4155	$sig->send;
3767	}	4156	}
3768	while (my $sig = shift @WAIT_FOR_TICK) {	4157	$WAIT_FOR_TICK->broadcast;
3769	$sig->send;
3770	}
3771		4158
3772	$LOAD = ($NOW - $TICK_START) / $TICK;	4159	$LOAD = ($NOW - $TICK_START) / $TICK;
3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3774		4161
3775	if (0) {	4162	if (0) {
3776	if ($NEXT_TICK) {	4163	if ($NEXT_TICK) {
3777	my $jitter = $TICK_START - $NEXT_TICK;	4164	my $jitter = $TICK_START - $NEXT_TICK;
3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4165	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3779	warn "jitter $JITTER\n";#d#	4166	debug "jitter $JITTER\n";#d#
3780	}	4167	}
3781	}	4168	}
3782	}	4169	}
3783		4170
3784	{	4171	{
3785	# configure BDB	4172	# configure BDB
3786		4173
3787	BDB::min_parallel 8;	4174	BDB::min_parallel 16;
3788	BDB::max_poll_reqs $TICK * 0.1;	4175	BDB::max_poll_reqs $TICK * 0.1;
3789	$AnyEvent::BDB::WATCHER->priority (1);	4176	$AnyEvent::BDB::WATCHER->priority (1);
3790		4177
3791	unless ($DB_ENV) {	4178	unless ($DB_ENV) {
3792	$DB_ENV = BDB::db_env_create;	4179	$DB_ENV = BDB::db_env_create;
…		…
3829	IO::AIO::min_parallel 8;	4216	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	4217	IO::AIO::max_poll_time $TICK * 0.1;
3831	undef $AnyEvent::AIO::WATCHER;	4218	undef $AnyEvent::AIO::WATCHER;
3832	}	4219	}
3833		4220
3834	my $_log_backtrace;	4221	our $_log_backtrace;
		4222	our $_log_backtrace_last;
3835		4223
3836	sub _log_backtrace {	4224	sub _log_backtrace {
3837	my ($msg, @addr) = @_;	4225	my ($msg, @addr) = @_;
3838		4226
3839	$msg =~ s/\n//;	4227	$msg =~ s/\n$//;
3840		4228
		4229	if ($_log_backtrace_last eq $msg) {
		4230	LOG llevInfo, "[ABT] $msg\n";
		4231	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3841	# limit the # of concurrent backtraces	4232	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4233	} elsif ($_log_backtrace < 2) {
		4234	$_log_backtrace_last = $msg;
3843	++$_log_backtrace;	4235	++$_log_backtrace;
3844	my $perl_bt = Carp::longmess $msg;	4236	my $perl_bt = Carp::longmess $msg;
3845	async {	4237	async {
3846	$Coro::current->{desc} = "abt $msg";	4238	$Coro::current->{desc} = "abt $msg";
3847		4239
…		…
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4259	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4260	--$_log_backtrace;
3869	};	4261	};
3870	} else {	4262	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4263	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4264	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3873	}	4265	}
3874	}	4266	}
3875		4267
3876	# load additional modules	4268	# load additional modules
3877	use cf::pod;	4269	require "cf/$_.pm" for @EXTRA_MODULES;
		4270	cf::_connect_to_perl_2;
3878		4271
3879	END { cf::emergency_save }	4272	END { cf::emergency_save }
3880		4273
3881	1	4274	1
3882		4275

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