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Revision 1.459 by root, Sat Dec 13 21:46:12 2008 UTC vs.
Revision 1.616 by root, Mon Aug 10 03:05:30 2015 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
…		…
48	use Coro::AIO;	51	use Coro::AIO;
49	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
50	use Coro::Storable;	53	use Coro::Storable;
51	use Coro::Util ();	54	use Coro::Util ();
52		55
		56	use Guard ();
53	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
54	use BDB ();	58	use BDB ();
55	use Data::Dumper;	59	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	60	use Fcntl;
58	use YAML ();	61	use YAML::XS ();
59	use IO::AIO ();	62	use IO::AIO ();
60	use Time::HiRes;
61	use Compress::LZF;	63	use Compress::LZF;
62	use Digest::MD5 ();	64	use Digest::MD5 ();
63		65
64	AnyEvent::detect;	66	AnyEvent::detect;
65		67
…		…
72		74
73	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
78		85
79	our %COMMAND = ();	86	our %COMMAND = ();
80	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
81		88
82	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
83	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
84	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
85	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
87		96
88	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
90		101
91	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
92	our $DATADIR = datadir;	104	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
96	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		117
105	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
106		125
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	128	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		130
112	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	134	our $DB_ENV;
116		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
117	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
118		140
119	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
121	our $NOW;	144	our $NOW;
122		145
123	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
124	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
125	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
132	our $JITTER; # average jitter	155	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
134		157
135	our @POST_INIT;	158	our @POST_INIT;
136		159
137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
138		165
139	binmode STDOUT;	166	binmode STDOUT;
140	binmode STDERR;	167	binmode STDERR;
141		168
142	# read virtual server time, if available	169	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
147	}	174	}
148		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
149	mkdir $_	178	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		180
152	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
153		182
154	sub cf::map::normalise;	183	sub cf::map::normalise;
155		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
156	#############################################################################	189	#############################################################################
157		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
158	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
159		203
160	=over 4	204	=over 4
161		205
162	=item $cf::UPTIME	206	=item $cf::UPTIME
163		207
164	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
165		224
166	=item $cf::RUNTIME	225	=item $cf::RUNTIME
167		226
168	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
169	every server tick.	228	every server tick.
170		229
171	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
172	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
173	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
174		233
175	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
176	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
177	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
178	database environment.	237	database environment.
179		238
180	=item $cf::NOW
181
182	The time of the last (current) server tick.
183
184	=item $cf::TICK
185
186	The interval between server ticks, in seconds.
187
188	=item $cf::LOADAVG	239	=item $cf::LOADAVG
189		240
190	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
191	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
192	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
201	from wherever your confdir points to.	252	from wherever your confdir points to.
202		253
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		255
205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
206	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
207	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
208		277
209	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
210		279
211	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
212	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
213	that call.	282	that call.
214		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
215	=back	290	=back
216		291
217	=cut	292	=cut
218		293
219	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
220	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
221	my $msg = join "", @_;	301	my $msg = join "", @_;
222		302
223	$msg .= "\n"	303	$msg .= "\n"
224	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
225		305
226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
227		307
228	LOG llevError, $msg;	308	LOG llevWarn, $msg;
229	};	309	};
230	}
231		310
232	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
234		313
235	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	318	return;#d#
238	}#d#	319	}#d#
239		320
240	# kill coroutine otherwise	321	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	322	Coro::terminate
243	};	323	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		324
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	342	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	344	}
267		345
268	$EV::DIED = sub {	346	$EV::DIED = sub {
269	warn "error in event callback: @_";	347	warn "error in event callback: $@";
270	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
271		354
272	#############################################################################	355	#############################################################################
273		356
274	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
275		358
…		…
296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
297	$d	380	$d
298	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
299	}	382	}
300		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
301	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
302		437
303	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
304		439
305	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312		447
313	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
315		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
316	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
317		483
318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
320		486
321	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
322	is a reload or not.	488	is a reload or not.
323		489
324	=cut	490	=cut
325		491
326	sub post_init(&) {	492	sub post_init(&) {
327	push @POST_INIT, shift;	493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
328	}	511	}
329		512
330	=item cf::lock_wait $string	513	=item cf::lock_wait $string
331		514
332	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
…		…
371	}	554	}
372		555
373	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
374		557
375	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	559	get spread over time.
377		560
378	=cut	561	=cut
379		562
380	sub periodic($$) {	563	sub periodic($$) {
381	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
386	}	569	}
387		570
388	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
389		572
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
393		580
394	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
396		583
397	Useful for short background jobs.	584	Useful for short background jobs.
398		585
399	=cut	586	=cut
400		587
401	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
403		591
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
407		595
408	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
409		598
410	while () {	599	while () {
411	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
412	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	605
414	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	610	$job->[2]->send;
418	Coro::cede;
419	goto next_job;	611	goto next_job;
420	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	614	}
422	}	615	}
423		616
424	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
426	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;
428	} else {	619	} else {
		620	$busy = 0;
429	Coro::schedule;	621	Coro::schedule;
430	}	622	}
431	}	623	}
432	};	624	};
433		625
434	sub get_slot($;$$) {	626	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
436		628
437	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
438		630
439	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
440	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
441		634
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
470	=cut	663	=cut
471		664
472	sub sync_job(&) {	665	sub sync_job(&) {
473	my ($job) = @_;	666	my ($job) = @_;
474		667
475	if ($Coro::current == $Coro::main) {	668	if (in_main) {
476	my $time = EV::time;	669	my $time = AE::time;
477		670
478	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
480		673
481	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
482		675
483	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
484		677
485	my $busy = 1;	678	my $busy = 1;
486	my @res;	679	my @res;
487		680
488	(async {	681	(async {
489	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	683	@res = eval { $job->() };
491	warn $@ if $@;	684	error $@ if $@;
492	undef $busy;	685	undef $busy;
493	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
494		687
495	while ($busy) {	688	while ($busy) {
496	if (Coro::nready) {	689	if (Coro::nready) {
497	Coro::cede_notself;	690	Coro::cede_notself;
498	} else {	691	} else {
499	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONESHOT;
500	}	693	}
501	}	694	}
502		695
503	my $time = EV::time - $time;	696	my $time = AE::time - $time;
504		697
505	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
506		699
507	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
508	} else {	701	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
531		724
532	$coro	725	$coro
533	}	726	}
534		727
535	=item fork_call { }, $args	728	=item fork_call { }, @args
536		729
537	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
541		734
542	=cut	735	=cut
543		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
544	sub fork_call(&@) {	741	sub fork_call(&@) {
545	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
546		743
547	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)
550
551	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
552	reset_signals;	745	cf::post_fork;
553	&$cb	746	&$cb
554	}, @args;	747	} @args;
555		748
556	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
557	}	761	}
558		762
559	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
560		764
561	=cut	765	=cut
…		…
598	within each server.	802	within each server.
599		803
600	=cut	804	=cut
601		805
602	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
603	my ($name) = @_;	810	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
605		812
606	eval {	813	eval {
607	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
617	}	824	}
618		825
619	our $DB;	826	our $DB;
620		827
621	sub db_init {	828	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	829	$DB ||= db_table "db";
624	};
625	}	830	}
626		831
627	sub db_get($$) {	832	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
629		834
630	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
631	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
632		839
633	$! ? ()	840	$! ? ()
634	: $data	841	: $data
635	}
636	}	842	}
637		843
638	sub db_put($$$) {	844	sub db_put($$$) {
639	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		874
669	my @data;	875	my @data;
670	my $md5;	876	my $md5;
671		877
672	for (0 .. $#$src) {	878	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	880	}
676		881
677	# if processing is expensive, check	882	# if processing is expensive, check
678	# checksum first	883	# checksum first
679	if (1) {	884	if (1) {
…		…
692		897
693	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
694	}	899	}
695	}	900	}
696		901
697	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
698	my $data = $process->(\@data);	903	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
700		905
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		907
703	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
706		911
…		…
716		921
717	=cut	922	=cut
718		923
719	sub datalog($@) {	924	sub datalog($@) {
720	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	927	}
723		928
724	=back	929	=back
725		930
726	=cut	931	=cut
…		…
921		1126
922	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1129
925	} elsif (ref $type) {	1130	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
927		1132
928	} else {	1133	} else {
929	shift @arg;	1134	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
931	}	1136	}
932	}	1137	}
933	}	1138	}
934		1139
935	sub _object_attach {	1140	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
946	}	1151	}
947		1152
948	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
949	} else {	1154	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1156	}
952		1157
953	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
954	}	1159	}
955		1160
…		…
1014		1219
1015	for (@$callbacks) {	1220	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1017		1222
1018	if ($@) {	1223	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1225	override;
1022	}	1226	}
1023		1227
1024	return 1 if $override;	1228	return 1 if $override;
1025	}	1229	}
…		…
1104	for (@$attach) {	1308	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1107	}	1311	}
1108	} else {	1312	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1314	}
1111	}	1315	}
1112	}	1316	}
1113		1317
1114	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1142		1346
1143	sync_job {	1347	sync_job {
1144	if (length $$rdata) {	1348	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1148		1353
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1153	aio_close $fh;	1361	aio_close $fh;
1154		1362
1155	if (@$objs) {	1363	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1161	aio_close $fh;	1372	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1374	}
1164	} else {	1375	} else {
1165	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1169		1380
1170	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1383	} else {
1173	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1174	}	1385	}
1175	} else {	1386	} else {
1176	aio_unlink $filename;	1387	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1178	}	1389	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1414	$av = $st->{objs};
1204	}	1415	}
1205		1416
1206	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1209		1421
1210	($data, $av)	1422	($data, $av)
1211	}	1423	}
1212		1424
1213	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1217	=cut	1429	=cut
1218		1430
1219	#############################################################################	1431	#############################################################################
1220	# command handling &c	1432	# command handling &c
1221		1433
1222	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1223		1435
1224	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1225	$name.	1437	$name.
1226		1438
1227	=cut	1439	=cut
…		…
1233	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1234		1446
1235	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1236	}	1448	}
1237		1449
1238	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1239		1451
1240	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1241	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1242	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1243	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1244	has logged in successfully.	1456	has logged in successfully.
1245		1457
1246	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1247	called.
1248		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1249	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1250		1466
1251	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1252	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1253	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1254	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1255	log-in.	1471	log-in.
1256		1472
1257	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1258	called.
1259		1474
1260	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1261		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1262	sub register_extcmd {	1482	sub register_extcmd($$) {
1263	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1264		1484
1265	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1266	}	1486	}
1267		1487
1268	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1269	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1270		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1271	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1272	}	1498	}
1273		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1274	use File::Glob ();	1506	use File::Glob ();
1275		1507
1276	cf::player->attach (	1508	cf::player->attach (
1277	on_command => sub {	1509	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1279		1511
1280	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1281	or return;	1513	or return;
1282		1514
…		…
1290	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1291		1523
1292	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1293		1525
1294	if (ref $msg) {	1526	if (ref $msg) {
1295	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1296	"ARRAY" eq ref $msg
1297	? @$msg
1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299		1528
1300	my @reply;
1301
1302	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1303	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1304	}	1547	}
1305		1548
1306	$pl->ext_reply ($reply, @reply)
1307	if $reply;
1308
1309	} else {	1549	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1551	}
1312		1552
1313	cf::override;	1553	cf::override;
1314	},	1554	},
1315	);	1555	);
1316		1556
1317	# "readahead" all extensions	1557	# "readahead" all extensions
1318	sub cache_extensions {	1558	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1559	my $grp = IO::AIO::aio_group;
1320		1560
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1562	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1564	}
1325	};	1565	};
1326		1566
1327	$grp	1567	$grp
1328	}	1568	}
1329		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1330	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1331	cf::sync_job {	1586	cf::sync_job {
1332	my %todo;	1587	my %todo;
1333		1588
1334	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1590	next unless -r $path;
…		…
1353		1608
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1611
1357	$ext{source} =	1612	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1360	. $source	1615	. $source
1361	. "\n};\n1";	1616	. "\n};\n1";
1362		1617
1363	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1364	}	1619	}
1365		1620
		1621	my $pass = 0;
1366	my %done;	1622	my %done;
1367	while (%todo) {	1623	while (%todo) {
1368	my $progress;	1624	my $progress;
1369		1625
		1626	++$pass;
		1627
		1628	ext:
1370	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1631	next ext
1373	unless exists $done{$_};	1632	unless exists $done{$_};
1374	}	1633	}
1375		1634
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1636
1378	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1650
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1652	if exists $v->{meta}{mandatory};
1386		1653
1387	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1388	}	1663	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1664	}
1394		1665
1395	skip:	1666	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1398	}	1676	}
1399	};	1677	};
1400	}	1678	}
1401		1679
1402	#############################################################################	1680	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1487	}	1765	}
1488	}	1766	}
1489	}	1767	}
1490		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1491	sub save($) {	1782	sub save($) {
1492	my ($pl) = @_;	1783	my ($pl) = @_;
1493		1784
1494	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1495		1786
…		…
1500		1791
1501	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1503		1794
1504	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1505		1799
1506	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1801	cf::cede_to_tick;
1508	}	1802	}
1509		1803
…		…
1543	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1544		1838
1545	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1547		1841
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1843	$pl->deactivate;
		1844
1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1553	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1554		1850
1555	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1611	\@logins	1907	\@logins
1612	}	1908	}
1613		1909
1614	=item $player->maps	1910	=item $player->maps
1615		1911
		1912	=item cf::player::maps $login
		1913
1616	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1617	player. May block.	1915	player. May block.
1618		1916
1619	=cut	1917	=cut
1620		1918
…		…
1641		1939
1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1643		1941
1644	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1645		1943
1646	=item $player->ext_reply ($msgid, @msg)
1647
1648	Sends an ext reply to the player.
1649
1650	=cut
1651
1652	sub ext_reply($$@) {
1653	my ($self, $id, @msg) = @_;
1654
1655	$self->ns->ext_reply ($id, @msg)
1656	}
1657
1658	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1659		1945
1660	Sends an ext event to the client.	1946	Sends an ext event to the client.
1661		1947
1662	=cut	1948	=cut
…		…
1681		1967
1682	=cut	1968	=cut
1683		1969
1684	sub find_by_path($) {	1970	sub find_by_path($) {
1685	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1686		1974
1687	my ($match, $specificity);	1975	my ($match, $specificity);
1688		1976
1689	for my $region (list) {	1977	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1719	sub generate_random_map {	2007	sub generate_random_map {
1720	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1721		2009
1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723		2011
1724	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1733	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1734	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1735	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1736	(cf::region::find $rmp->{region}), $rmp->{custom}
1737	)
1738	}	2013	}
1739		2014
1740	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1741		2016
1742	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1747		2022
1748	sub register {	2023	sub register {
1749	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	2025	my $pkg = caller;
1751		2026
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		2028
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	2030	}
1757		2031
1758	# also paths starting with '/'	2032	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		2034
1761	sub thawer_merge {	2035	sub thawer_merge {
1762	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1763		2037
1764	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1769	}	2043	}
1770		2044
1771	sub normalise {	2045	sub normalise {
1772	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1773		2047
1774	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1775		2049
1776	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1777		2051
1778	# map plan:	2052	# map plan:
1779	#	2053	#
…		…
1794	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	2069	$path = "$base/$path";
1796	}	2070	}
1797		2071
1798	for ($path) {	2072	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1802	}	2075	}
1803		2076
1804	$path	2077	$path
…		…
1818	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1819	return $self;	2092	return $self;
1820	}	2093	}
1821	}	2094	}
1822		2095
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	2097	()
1825	}	2098	}
1826		2099
		2100	# may re-bless or do other evil things
1827	sub init {	2101	sub init {
1828	my ($self) = @_;	2102	my ($self) = @_;
1829		2103
1830	$self	2104	$self
1831	}	2105	}
…		…
1862		2136
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1865	}	2139	}
1866		2140
1867	# and all this just because we cannot iterate over
1868	# all maps in C++...
1869	sub change_all_map_light {
1870	my ($change) = @_;
1871
1872	$_->change_map_light ($change)
1873	for grep $_->outdoor, values %cf::MAP;
1874	}
1875
1876	sub decay_objects {	2141	sub decay_objects {
1877	my ($self) = @_;	2142	my ($self) = @_;
1878		2143
1879	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1880		2145
…		…
1905	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1906		2171
1907	1	2172	1
1908	}	2173	}
1909		2174
		2175	# used to laod the header of an original map
1910	sub load_header_orig {	2176	sub load_header_orig {
1911	my ($self) = @_;	2177	my ($self) = @_;
1912		2178
1913	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1914	}	2180	}
1915		2181
		2182	# used to laod the header of an instantiated map
1916	sub load_header_temp {	2183	sub load_header_temp {
1917	my ($self) = @_;	2184	my ($self) = @_;
1918		2185
1919	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1920	}	2187	}
1921		2188
		2189	# called after loading the header from an instantiated map
1922	sub prepare_temp {	2190	sub prepare_temp {
1923	my ($self) = @_;	2191	my ($self) = @_;
1924		2192
1925	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1926	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1927	# safety	2195	# safety
1928	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1929	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1930	}	2198	}
1931		2199
		2200	# called after loading the header from an original map
1932	sub prepare_orig {	2201	sub prepare_orig {
1933	my ($self) = @_;	2202	my ($self) = @_;
1934		2203
1935	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1936	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1960		2229
1961	sub find;	2230	sub find;
1962	sub find {	2231	sub find {
1963	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1964		2233
		2234	cf::cede_to_tick;
		2235
1965	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1966		2237
1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1968	my $guard2 = cf::lock_acquire "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1969		2240
1970	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
…		…
1987		2258
1988	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1989	}	2260	}
1990	}	2261	}
1991		2262
1992	sub pre_load { }	2263	sub pre_load { }
1993	sub post_load { }	2264	#sub post_load { } # XS
1994		2265
1995	sub load {	2266	sub load {
1996	my ($self) = @_;	2267	my ($self) = @_;
1997		2268
1998	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2001		2272
2002	{	2273	{
2003	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2004		2275
2005	return unless $self->valid;	2276	return unless $self->valid;
2006	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2007
2008	$self->in_memory (cf::MAP_LOADING);
2009		2278
2010	$self->alloc;	2279	$self->alloc;
2011		2280
2012	$self->pre_load;	2281	$self->pre_load;
2013	cf::cede_to_tick;	2282	cf::cede_to_tick;
2014		2283
		2284	if (exists $self->{load_path}) {
2015	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2016	$f->skip_block;	2286	$f->skip_block;
2017	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2018	or return;	2288	or return;
2019		2289
2020	$self->post_load_original	2290	$self->post_load_original
2021	if delete $self->{load_original};	2291	if delete $self->{load_original};
2022		2292
2023	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2024	utf8::encode $uniq;	2294	utf8::encode $uniq;
2025	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2026	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2027	$self->clear_unique_items;	2297	$self->clear_unique_items;
2028	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2029	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2030	}	2301	}
2031	}	2302	}
2032	}
2033		2303
2034	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2035		2311
2036	cf::cede_to_tick;	2312	cf::cede_to_tick;
2037	# now do the right thing for maps	2313	# now do the right thing for maps
2038	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2039	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2043	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2044	$self->decay_objects;	2320	$self->decay_objects;
2045	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2046	$self->update_buttons;	2322	$self->update_buttons;
2047	cf::cede_to_tick;	2323	cf::cede_to_tick;
2048	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2049	cf::cede_to_tick;
2050	$self->activate;
2051	}	2325	}
2052		2326
2053	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2054	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2055
2056	$self->in_memory (cf::MAP_ACTIVE);
2057	}	2329	}
2058		2330
2059	$self->post_load;	2331	$self->post_load;
2060	}
2061		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2062	sub customise_for {	2339	sub customise_for {
2063	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2064		2341
2065	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2066	if $self->per_player;	2343	if $self->per_player;
…		…
2069	# if $self->per_party;	2346	# if $self->per_party;
2070		2347
2071	$self	2348	$self
2072	}	2349	}
2073		2350
2074	# find and load all maps in the 3x3 area around a map
2075	sub load_neighbours {
2076	my ($map) = @_;
2077
2078	my @neigh; # diagonal neighbours
2079
2080	for (0 .. 3) {
2081	my $neigh = $map->tile_path ($_)
2082	or next;
2083	$neigh = find $neigh, $map
2084	or next;
2085	$neigh->load;
2086
2087	push @neigh,
2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2090	}
2091
2092	for (grep defined $_->[0], @neigh) {
2093	my ($path, $origin) = @$_;
2094	my $neigh = find $path, $origin
2095	or next;
2096	$neigh->load;
2097	}
2098	}
2099
2100	sub find_sync {	2351	sub find_sync {
2101	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2102		2353
2103	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2104	}	2359	}
2105		2360
2106	sub do_load_sync {	2361	sub do_load_sync {
2107	my ($map) = @_;	2362	my ($map) = @_;
2108		2363
		2364	# it's a bug to call this from the main context
2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2110	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2111		2367
2112	cf::sync_job { $map->load };	2368	$map->load;
2113	}	2369	}
2114		2370
2115	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2116	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2117		2373
2118	sub find_async {	2374	sub find_async {
2119	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2120		2376
2121	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2122		2378
2123	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2125	}	2381	}
2126		2382
2127	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2128		2384
2129	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2143	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2144		2400
2145	()	2401	()
2146	}	2402	}
2147		2403
		2404	# common code, used by both ->save and ->swapout
2148	sub save {	2405	sub _save {
2149	my ($self) = @_;	2406	my ($self) = @_;
2150
2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
2152		2407
2153	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2154		2409
2155	return unless $self->dirty;	2410	return unless $self->dirty;
2156		2411
…		…
2176	} else {	2431	} else {
2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2178	}	2433	}
2179	}	2434	}
2180		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2181	sub swap_out {	2444	sub swap_out {
2182	my ($self) = @_;	2445	my ($self) = @_;
2183		2446
2184	# save first because save cedes
2185	$self->save;
2186
2187	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2188		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2189	return if $self->players;	2451	return if $self->players;
2190	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2191	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2192		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2193	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2194		2503
2195	$self->deactivate;	2504	$self->deactivate;
2196	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2197	$self->clear;	2506	$self->clear;
2198	}
2199
2200	sub reset_at {
2201	my ($self) = @_;
2202
2203	# TODO: safety, remove and allow resettable per-player maps
2204	return 1e99 if $self->{deny_reset};
2205
2206	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2207	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2208
2209	$time + $to
2210	}
2211
2212	sub should_reset {
2213	my ($self) = @_;
2214
2215	$self->reset_at <= $cf::RUNTIME
2216	}
2217
2218	sub reset {
2219	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222
2223	return if $self->players;
2224
2225	warn "resetting map ", $self->path;
2226
2227	$self->in_memory (cf::MAP_SWAPPED);
2228
2229	# need to save uniques path
2230	unless ($self->{deny_save}) {
2231	my $uniq = $self->uniq_path; utf8::encode $uniq;
2232
2233	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2234	if $uniq;
2235	}
2236
2237	delete $cf::MAP{$self->path};
2238
2239	$self->deactivate;
2240	$_->clear_links_to ($self) for values %cf::MAP;
2241	$self->clear;
2242		2507
2243	$self->unlink_save;	2508	$self->unlink_save;
2244	$self->destroy;	2509	$self->destroy;
2245	}	2510	}
2246		2511
…		…
2254		2519
2255	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2256		2521
2257	$self->unlink_save;	2522	$self->unlink_save;
2258		2523
2259	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2260	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2261	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2262	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2264		2529
…		…
2321	: normalise $_	2586	: normalise $_
2322	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2323	]	2588	]
2324	}	2589	}
2325		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2326	=back	2623	=back
2327		2624
2328	=head3 cf::object	2625	=head3 cf::object
2329		2626
2330	=cut	2627	=cut
…		…
2353		2650
2354	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2355		2652
2356	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2357		2654
2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2359	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2360		2657
2361	=cut	2658	=cut
2362		2659
2363	sub deref {	2660	sub deref {
…		…
2395		2692
2396	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2397	id => "say",	2694	id => "say",
2398	title => "Map",	2695	title => "Map",
2399	reply => "say ",	2696	reply => "say ",
2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2401	};	2698	};
2402		2699
2403	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2404	id => "chat",	2701	id => "chat",
2405	title => "Chat",	2702	title => "Chat",
…		…
2445	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2446		2743
2447	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2448	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2449		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2450	=cut	2772	=cut
2451		2773
2452	sub cf::object::player::may {	2774	sub cf::object::player::may {
2453	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2454		2776
2455	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2456	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2457	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2458	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2459	}	2781	}
2460		2782
2461	=item $player_object->enter_link	2783	=item $player_object->enter_link
2462		2784
2463	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2464		2786
2465	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2467	though, as the palyer cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2468	map.	2790	map.
2469		2791
2470	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2471		2799
2472	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2473		2801
2474	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2475	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2493	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2494	my ($self) = @_;	2822	my ($self) = @_;
2495		2823
2496	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2497		2825
		2826	++$self->{_link_recursion};
		2827
2498	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2499		2829
2500	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2501	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2502		2832
2503	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2504	}	2834	}
2505		2835
2506	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2507	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2508		2838
…		…
2525	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2526	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2527		2857
2528	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2529	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2530	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2531		2861
2532	$map->load;	2862	$map->load;
2533	$map->load_neighbours;
2534		2863
2535	return unless $self->contr->active;	2864	return unless $self->contr->active;
2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2537	$self->activate_recursive;
2538		2865
2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2540	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2541	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2542		2873
		2874	}
		2875
2543	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2544		2877
2545	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2546	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2547	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2548	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
…		…
2555		2888
2556	our $GOTOGEN;	2889	our $GOTOGEN;
2557		2890
2558	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2559	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2560		2899
2561	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2563		2902
2564	$self->enter_link;	2903	$self->enter_link;
…		…
2584	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2585	}	2924	}
2586	}	2925	}
2587		2926
2588	my $map = eval {	2927	my $map = eval {
2589	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2590		2929
2591	if ($map) {	2930	if ($map) {
2592	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2593	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2594	} else {	2933	} else {
2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2596	}	2935	}
2597		2936
2598	$map	2937	$map
…		…
2606	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2607	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2608	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2609	}	2948	}
2610		2949
2611	$done->() if $done;	2950	$done->($self) if $done;
2612	})->prio (1);	2951	})->prio (1);
2613	}	2952	}
2614		2953
2615	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2616		2955
…		…
2684	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2685		3024
2686	unless (eval {	3025	unless (eval {
2687	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2688		3027
2689	# random map handling
2690	{
2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
2692
2693	prepare_random_map $exit
2694	if $exit->slaying eq "/!";
2695	}
2696
2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2698	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2699	my $y = $exit->stats->sp;	3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
2700		3054
2701	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2702		3056
2703	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2704	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2709	$self->message ("Something went wrong deep within the deliantra server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2710	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2711	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2712	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2713		3067
2714	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2715	$self->leave_link;	3069	$self->leave_link;
2716	}	3070	}
2717	})->prio (1);	3071	})->prio (1);
2718	}	3072	}
2719		3073
2720	=head3 cf::client	3074	=head3 cf::client
2721		3075
2722	=over 4	3076	=over 4
2723		3077
2724	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2725		3079
2726	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2727	should not be used under normal circumstances.	3081	them as required.
2728		3082
2729	=cut	3083	=cut
2730		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2731	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2732	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2733		3089
2734	utf8::encode $text;	3090	# try lzf for large packets
2735	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2736	}	3101	}
2737		3102
2738	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2739		3104
2740	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2741	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2742	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2743	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2744		3109
2745	=cut	3110	=cut
2746		3111
2747	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2748	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2749	"c/identify" => {	3120	"c/identify" => {
2750	id => "infobox",	3121	id => "infobox",
2751	title => "Identify",	3122	title => "Identify",
2752	reply => undef,	3123	reply => undef,
2753	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2755	"c/examine" => {	3126	"c/examine" => {
2756	id => "infobox",	3127	id => "infobox",
2757	title => "Examine",	3128	title => "Examine",
2758	reply => undef,	3129	reply => undef,
2759	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2760	},	3137	},
2761	"c/book" => {	3138	"c/book" => {
2762	id => "infobox",	3139	id => "infobox",
2763	title => "Book",	3140	title => "Book",
2764	reply => undef,	3141	reply => undef,
…		…
2780	id => "infobox",	3157	id => "infobox",
2781	title => "Body Parts",	3158	title => "Body Parts",
2782	reply => undef,	3159	reply => undef,
2783	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2784	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
2785	"c/skills" => {	3168	"c/skills" => {
2786	id => "infobox",	3169	id => "infobox",
2787	title => "Skills",	3170	title => "Skills",
2788	reply => undef,	3171	reply => undef,
2789	tooltip => "Shows your experience per skill and item power",	3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
2790	},	3197	},
2791	"c/uptime" => {	3198	"c/uptime" => {
2792	id => "infobox",	3199	id => "infobox",
2793	title => "Uptime",	3200	title => "Uptime",
2794	reply => undef,	3201	reply => undef,
…		…
2804	id => "party",	3211	id => "party",
2805	title => "Party",	3212	title => "Party",
2806	reply => "gsay ",	3213	reply => "gsay ",
2807	tooltip => "Messages and chat related to your party",	3214	tooltip => "Messages and chat related to your party",
2808	},	3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2809	);	3230	);
2810		3231
2811	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2812	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2813		3234
…		…
2818		3239
2819	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2820	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2821	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2822		3243
2823	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825
2826	$channel = $channel->{id};	3245	$channel = $channel->{id};
2827		3246
2828	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2829	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2830	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2831	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2832	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2833	if $self->can_msg;
2834	}	3252	}
2835		3253
2836	$channel = $channel->{id};	3254	$channel = $channel->{id};
2837	}	3255	}
2838		3256
2839	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2840		3258
2841	if ($self->can_msg) {
2842	# default colour, mask it out	3259	# default colour, mask it out
2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2844	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2845		3262
2846	my $pkt = "msg "	3263	my $pkt = "msg "
2847	. $self->{json_coder}->encode (	3264	. $self->{json_coder}->encode (
2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2849	);	3266	);
2850		3267
2851	# try lzf for large packets
2852	$pkt = "lzf " . Compress::LZF::compress $pkt
2853	if 1024 <= length $pkt and $self->{can_lzf};
2854
2855	# split very large packets
2856	if (8192 < length $pkt and $self->{can_lzf}) {
2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2858	$pkt = "frag";
2859	}
2860
2861	$self->send_packet ($pkt);	3268	$self->send_big_packet ($pkt);
2862	} else {
2863	if ($color >= 0) {
2864	# replace some tags by gcfclient-compatible ones
2865	for ($msg) {
2866	1 while
2867	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2868	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2869	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2870	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2871	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2872	}
2873
2874	$color &= cf::NDI_COLOR_MASK;
2875
2876	utf8::encode $msg;
2877
2878	if (0 && $msg =~ /\[/) {
2879	# COMMAND/INFO
2880	$self->send_packet ("drawextinfo $color 10 8 $msg")
2881	} else {
2882	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2883	$self->send_packet ("drawinfo $color $msg")
2884	}
2885	}
2886	}
2887	}	3269	}
2888		3270
2889	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2890		3272
2891	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2893	=cut	3275	=cut
2894		3276
2895	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2896	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2897		3279
2898	if ($self->extcmd == 2) {
2899	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2900	} elsif ($self->extcmd == 1) { # TODO: remove
2901	push @msg, msgtype => "event_$type";
2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2903	}
2904	}
2905
2906	=item $client->ext_reply ($msgid, @msg)
2907
2908	Sends an ext reply to the client.
2909
2910	=cut
2911
2912	sub cf::client::ext_reply($$@) {
2913	my ($self, $id, @msg) = @_;
2914
2915	if ($self->extcmd == 2) {
2916	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2917	} elsif ($self->extcmd == 1) {
2918	#TODO: version 1, remove
2919	unshift @msg, msgtype => "reply", msgid => $id;
2920	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2921	}
2922	}	3281	}
2923		3282
2924	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2925		3284
2926	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2946		3305
2947	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2948	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2949		3308
2950	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2951	}	3349	}
2952		3350
2953	cf::client->attach (	3351	cf::client->attach (
2954	on_connect => sub {	3352	on_connect => sub {
2955	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2981	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2982		3380
2983	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2984		3382
2985	if (ref $msg) {	3383	if (ref $msg) {
2986	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2987	"ARRAY" eq ref $msg
2988	? @$msg
2989	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2990		3385
2991	my @reply;
2992
2993	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2994	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2995	}	3404	}
2996
2997	$ns->ext_reply ($reply, @reply)
2998	if $reply;
2999
3000	} else {	3405	} else {
3001	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3002	}	3407	}
3003		3408
3004	cf::override;	3409	cf::override;
3005	},	3410	},
3006	);	3411	);
…		…
3026		3431
3027	$coro	3432	$coro
3028	}	3433	}
3029		3434
3030	cf::client->attach (	3435	cf::client->attach (
3031	on_destroy => sub {	3436	on_client_destroy => sub {
3032	my ($ns) = @_;	3437	my ($ns) = @_;
3033		3438
3034	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3035	},	3440	},
3036	);	3441	);
…		…
3052	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3053		3458
3054	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3055		3460
3056	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3057	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3058	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3059	sort time	3464	sort time
3060	));	3465	));
3061		3466
3062	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3066	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3067		3472
3068	cf::object	3473	cf::object
3069	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
3070	insert remove name archname title slaying race decrease split	3475	insert remove name archname title slaying race decrease split
		3476	value
3071		3477
3072	cf::object::player	3478	cf::object::player
3073	player	3479	player
3074		3480
3075	cf::player	3481	cf::player
…		…
3081	=cut	3487	=cut
3082		3488
3083	for (	3489	for (
3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3085	insert remove inv nrof name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3086	decrease split destroy change_exp)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3087	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3088	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3089	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3090	) {	3496	) {
3091	no strict 'refs';
3092	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3093	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3094	for @funs;	3499	for @funs;
3095	}	3500	}
3096		3501
…		…
3111		3516
3112	my $qcode = $code;	3517	my $qcode = $code;
3113	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3114	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3115		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3116	local $_;	3524	local $_;
3117	local @safe::cf::_safe_eval_args = values %vars;
3118		3525
3119	my $eval =	3526	my $eval =
3120	"do {\n"	3527	"do {\n"
3121	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3122	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3123	. $code	3530	. $code
3124	. "\n}"	3531	. "\n}"
3125	;	3532	;
3126		3533
		3534	if ($CFG{safe_eval}) {
3127	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3128	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3129	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3130		3543
3131	if ($@) {	3544	if ($@) {
3132	warn "$@";	3545	warn "$@",
3133	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3134	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3135	}	3548	}
3136		3549
3137	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3138	}	3551	}
3139		3552
…		…
3153	=cut	3566	=cut
3154		3567
3155	sub register_script_function {	3568	sub register_script_function {
3156	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3157		3570
3158	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3159	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3160	}	3573	}
3161		3574
3162	=back	3575	=back
3163		3576
3164	=cut	3577	=cut
3165		3578
3166	#############################################################################	3579	#############################################################################
3167	# the server's init and main functions	3580	# the server's init and main functions
3168		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3169	sub load_facedata($) {	3659	sub load_facedata($) {
3170	my ($path) = @_;	3660	my ($path) = @_;
3171		3661
3172	# HACK to clear player env face cache, we need some signal framework
3173	# for this (global event?)
3174	%ext::player_env::MUSIC_FACE_CACHE = ();
3175
3176	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3177		3663
3178	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3179		3665
3180	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3181	0 < aio_load $path, $facedata
3182	or die "$path: $!";
3183
3184	$facedata = Coro::Storable::thaw $facedata;
3185		3667
3186	$facedata->{version} == 2	3668	$facedata->{version} == 2
3187	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3188		3670
3189	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3190	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3191	type => FT_RSRC,	3673
3192	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3193	};	3675
3194	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3195		3679
3196	{	3680	{
3197	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3198		3682
3199	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3201		3686
3202	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3203	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3206		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3207	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3208	}	3694	}
3209		3695
3210	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3211	next unless $info->{smooth};	3697	next unless $info->{smooth};
3212		3698
…		…
3215		3701
3216	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3217	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3219	} else {	3705	} else {
3220	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3221	}	3707	}
3222
3223	cf::cede_to_tick;
3224	}	3708	}
3225	}	3709	}
3226		3710
3227	{	3711	{
3228	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3229		3713
3230	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3231	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3232	cf::cede_to_tick;
3233	}	3716	}
3234		3717
3235	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3236	}	3719	}
3237		3720
3238	{	3721	{
3239	# TODO: for gcfclient pleasure, we should give resources
3240	# that gcfclient doesn't grok a >10000 face index.
3241	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3242		3723
3243	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3244	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3246	my $data;
3247		3728
3248	if ($info->{type} & 1) {
3249	# prepend meta info
3250
3251	my $meta = $enc->encode ({
3252	name => $name,
3253	%{ $info->{meta} || {} },
3254	});
3255
3256	$data = pack "(w/a*)*", $meta, $info->{data};
3257	} else {
3258	$data = $info->{data};
3259	}
3260
3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3262	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3263	} else {	3735	} else {
3264	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3265	}	3737	}
3266
3267	cf::cede_to_tick;
3268	}	3738	}
3269	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3270		3750
3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3272		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3273	1	3755	1
3274	}	3756	}
3275
3276	cf::global->attach (on_resource_update => sub {
3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3279
3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3281	my $sound = $soundconf->{compat}[$_]
3282	or next;
3283
3284	my $face = cf::face::find "sound/$sound->[1]";
3285	cf::sound::set $sound->[0] => $face;
3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3287	}
3288
3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
3290	my $face = cf::face::find "sound/$v";
3291	cf::sound::set $k => $face;
3292	}
3293	}
3294	});
3295		3757
3296	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3297	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3298		3760
3299	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
…		…
3307	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3308	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3309	cf::arch::commit_load;	3771	cf::arch::commit_load;
3310		3772
3311	$status	3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
3312	}	3788	}
3313		3789
3314	sub reload_regions {	3790	sub reload_regions {
3315	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3316	# for this (global event?)	3792	# for this (global event?)
…		…
3324	if exists $_->{match};	3800	if exists $_->{match};
3325	}	3801	}
3326	}	3802	}
3327		3803
3328	sub reload_facedata {	3804	sub reload_facedata {
3329	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3330	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3331	}	3807	}
3332		3808
3333	sub reload_archetypes {	3809	sub reload_archetypes {
3334	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3335	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3336	}	3838	}
3337		3839
3338	sub reload_treasures {	3840	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3341	}	3843	}
3342		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3343	sub reload_resources {	3865	sub reload_resources {
3344	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3345		3867
		3868	reload_materials;
3346	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
3347	reload_archetypes;	3872	reload_archetypes;
3348	reload_regions;	3873	reload_regions;
3349	reload_treasures;	3874	reload_treasures;
3350		3875
3351	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3352	}	3877	}
3353		3878
3354	sub reload_config {	3879	sub reload_config {
3355	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3356	or return;
3357		3881
3358	local $/;	3882	my $config = load_file "$CONFDIR/config";
3359	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3360		3885
3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3362		3887
3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3365		3890
3366	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3389		3914
3390	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3391	print $fh $$;	3916	print $fh $$;
3392	}	3917	}
3393		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3394	sub main {	3928	sub main {
3395	cf::init_globals; # initialise logging	3929	cf::init_globals; # initialise logging
3396		3930
3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3401		3935
3402	cf::init_experience;
3403	cf::init_anim;
3404	cf::init_attackmess;
3405	cf::init_dynamic;
3406	cf::init_block;
3407
3408	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3409		3937
3410	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3411	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3412	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3413	(async {	3941	(async {
3414	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3415	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONESHOT;
3416	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3417	};	3945	};
3418		3946
3419	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3420		3948
3421	cf::sync_job {	3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
3422	reload_resources;	3960	reload_resources;
3423	reload_config;	3961	reload_config;
3424	db_init;
3425		3962
3426	cf::load_settings;
3427	cf::load_materials;
3428	cf::init_uuid;	3963	cf::init_uuid;
3429	cf::init_signals;	3964	cf::init_signals;
3430	cf::init_commands;
3431	cf::init_skills;	3965	cf::init_skills;
3432		3966
3433	cf::init_beforeplay;	3967	cf::init_beforeplay;
3434		3968
3435	atomic;	3969	atomic;
…		…
3437	load_extensions;	3971	load_extensions;
3438		3972
3439	utime time, time, $RUNTIMEFILE;	3973	utime time, time, $RUNTIMEFILE;
3440		3974
3441	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
3442	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3443		3978
3444	(pop @POST_INIT)->(0) while @POST_INIT;	3979	cf::_post_init 0;
3445	};	3980	};
3446		3981
3447	EV::loop;	3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3448	}	3990	}
3449		3991
3450	#############################################################################	3992	#############################################################################
3451	# initialisation and cleanup	3993	# initialisation and cleanup
3452		3994
3453	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3454	BEGIN {	3996	BEGIN {
3455	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3456	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3458	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3459	};	4001	};
3460	}	4002	}
3461	}	4003	}
3462		4004
3463	sub write_runtime_sync {	4005	sub write_runtime_sync {
		4006	my $t0 = AE::time;
		4007
3464	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3465	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3466		4010
3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3468		4012
3469	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3470		4014
3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3472	or return;	4016	or return;
3473		4017
3474	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3475	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3476	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3489	or return;	4033	or return;
3490		4034
3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3492	and return;	4036	and return;
3493		4037
3494	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3495		4039
3496	1	4040	1
3497	}	4041	}
3498		4042
3499	our $uuid_lock;	4043	our $uuid_lock;
…		…
3511	or return;	4055	or return;
3512		4056
3513	my $value = uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
3514		4058
3515	unless ($value) {	4059	unless ($value) {
3516	warn "cowardly refusing to write zero uuid value!\n";	4060	info "cowardly refusing to write zero uuid value!\n";
3517	return;	4061	return;
3518	}	4062	}
3519		4063
3520	my $value = uuid_str $value + $uuid_skip;	4064	my $value = uuid_str $value + $uuid_skip;
3521	$uuid_skip = 0;	4065	$uuid_skip = 0;
…		…
3531	or return;	4075	or return;
3532		4076
3533	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3534	and return;	4078	and return;
3535		4079
3536	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3537		4081
3538	1	4082	1
3539		4083
3540	}	4084	}
3541		4085
…		…
3547	}	4091	}
3548		4092
3549	sub emergency_save() {	4093	sub emergency_save() {
3550	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3551		4095
3552	warn "emergency_perl_save: enter\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3553		4102
3554	cf::sync_job {	4103	cf::sync_job {
3555	# this is a trade-off: we want to be very quick here, so	4104	cf::write_runtime_sync; # external watchdog should not bark
3556	# save all maps without fsync, and later call a global sync
3557	# (which in turn might be very very slow)
3558	local $USE_FSYNC = 0;
3559		4105
3560	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3561	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3562	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3563	warn "emergency_perl_save: begin player save\n";	4109	info "emergency_perl_save: begin player save\n";
3564	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3565	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3566	$pl->valid or next;	4112	$pl->valid or next;
3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3568	$pl->save;	4114	$pl->save;
3569	}	4115	}
3570	warn "emergency_perl_save: end player save\n";	4116	info "emergency_perl_save: end player save\n";
3571		4117
		4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
3572	warn "emergency_perl_save: begin map save\n";	4120	info "emergency_perl_save: begin map save\n";
3573	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3574	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3575	$map->valid or next;	4123	$map->valid or next;
3576	$map->save;	4124	$map->save;
3577	}	4125	}
3578	warn "emergency_perl_save: end map save\n";	4126	info "emergency_perl_save: end map save\n";
3579		4127
		4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
3580	warn "emergency_perl_save: begin database checkpoint\n";	4130	info "emergency_perl_save: begin database checkpoint\n";
3581	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3582	warn "emergency_perl_save: end database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3583		4133
3584	warn "emergency_perl_save: begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3585	write_uuid_sync 1;	4135	write_uuid_sync 1;
3586	warn "emergency_perl_save: end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3587	};	4156	};
3588		4157
3589	warn "emergency_perl_save: starting sync()\n";
3590	IO::AIO::aio_sync sub {
3591	warn "emergency_perl_save: finished sync()\n";
3592	};
3593
3594	warn "emergency_perl_save: leave\n";	4158	info "emergency_perl_save: leave\n";
3595	}	4159	}
3596		4160
3597	sub post_cleanup {	4161	sub post_cleanup {
3598	my ($make_core) = @_;	4162	my ($make_core) = @_;
3599		4163
		4164	IO::AIO::flush;
		4165
3600	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3601	if $make_core;	4167	if $make_core;
3602		4168
3603	my $fh = pidfile;	4169	my $fh = pidfile;
3604	unlink $PIDFILE if <$fh> == $$;	4170	unlink $PIDFILE if <$fh> == $$;
3605	}	4171	}
…		…
3625	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3626	for my $name (keys %$leaf_symtab) {	4192	for my $name (keys %$leaf_symtab) {
3627	_gv_clear *{"$pkg$name"};	4193	_gv_clear *{"$pkg$name"};
3628	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3629	}	4195	}
3630	warn "cleared package $pkg\n";#d#
3631	}	4196	}
3632		4197
3633	sub do_reload_perl() {	4198	sub do_reload_perl() {
3634	# can/must only be called in main	4199	# can/must only be called in main
3635	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3636	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3637	return;	4202	return;
3638	}	4203	}
3639		4204
3640	return if $RELOAD++;	4205	return if $RELOAD++;
3641		4206
3642	my $t1 = EV::time;	4207	my $t1 = AE::time;
3643		4208
3644	while ($RELOAD) {	4209	while ($RELOAD) {
3645	warn "reloading...";	4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
3646		4212
3647	warn "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3648		4214
3649	cf::sync_job {	4215	cf::sync_job {
3650	cf::write_runtime_sync; # external watchdog should not bark
3651	cf::emergency_save;	4216	#cf::emergency_save;
3652	cf::write_runtime_sync; # external watchdog should not bark
3653		4217
3654	warn "syncing database to disk";
3655	BDB::db_env_txn_checkpoint $DB_ENV;
3656
3657	# if anything goes wrong in here, we should simply crash as we already saved
3658
3659	warn "flushing outstanding aio requests";
3660	while (IO::AIO::nreqs || BDB::nreqs) {
3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3662	}
3663
3664	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3665	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3666	%EXT_CORO = ();	4220	%EXT_CORO = ();
3667		4221
3668	warn "removing commands";	4222	trace "perl_reload: removing commands";
3669	%COMMAND = ();	4223	%COMMAND = ();
3670		4224
3671	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3672	%EXTCMD = ();	4226	%EXTCMD = ();
3673	%EXTICMD = ();	4227	%EXTICMD = ();
3674		4228
3675	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3676	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3677	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3678		4232
3679	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3680	eval {	4234	eval {
3681	$cb->($pkg);	4235	$cb->($pkg);
3682	1	4236	1
3683	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
3684	}	4238	}
3685		4239
3686	warn "... clearing $pkg";	4240	trace "... clearing $pkg";
3687	clear_package $pkg;	4241	clear_package $pkg;
3688	}	4242	}
3689		4243
3690	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3691	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3692	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3693		4247
3694	warn "... unloading $k";	4248	trace "... unloading $k";
3695	delete $INC{$k};	4249	delete $INC{$k};
3696		4250
3697	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3698	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3699		4253
…		…
3702	}	4256	}
3703		4257
3704	clear_package $k;	4258	clear_package $k;
3705	}	4259	}
3706		4260
3707	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3708	clear_package "safe::$_"	4262	clear_package "safe::$_"
3709	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3710		4264
3711	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3712	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3713	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3714		4268
3715	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3716	# and global variables created in xs	4270	# and global variables created in xs
3717	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3718		4272
3719	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3720		4274
3721	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3722	require cf;	4276	require cf;
3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3724		4278
3725	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3726	cf::reload_config;	4280	cf::reload_config;
3727		4281
3728	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3729	cf::load_extensions;	4283	cf::load_extensions;
3730		4284
3731	if ($REATTACH_ON_RELOAD) {	4285	if ($REATTACH_ON_RELOAD) {
3732	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3733	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3734	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3735	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3736	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3737	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
3738	}	4292	}
3739		4293
3740	warn "running post_init jobs";	4294	cf::_post_init 1;
3741	(pop @POST_INIT)->(1) while @POST_INIT;
3742		4295
3743	warn "leaving sync_job";	4296	trace "perl_reload: leaving sync_job";
3744		4297
3745	1	4298	1
3746	} or do {	4299	} or do {
3747	warn $@;	4300	error $@;
3748	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3749	};	4302	};
3750		4303
3751	warn "reloaded";
3752	--$RELOAD;	4304	--$RELOAD;
3753	}	4305	}
3754		4306
3755	$t1 = EV::time - $t1;	4307	$t1 = AE::time - $t1;
3756	warn "reload completed in ${t1}s\n";	4308	info "perl_reload: completed in ${t1}s\n";
3757	};	4309	};
3758		4310
3759	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3760		4312
3761	sub reload_perl() {	4313	sub reload_perl() {
…		…
3763	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3764		4316
3765	$RELOAD_WATCHER ||= cf::async {	4317	$RELOAD_WATCHER ||= cf::async {
3766	Coro::AIO::aio_wait cache_extensions;	4318	Coro::AIO::aio_wait cache_extensions;
3767		4319
3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3769	do_reload_perl;	4321	do_reload_perl;
3770	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3771	};	4323	};
3772	};	4324	};
3773	}	4325	}
…		…
3782	reload_perl;	4334	reload_perl;
3783	};	4335	};
3784	}	4336	}
3785	};	4337	};
3786		4338
3787	unshift @INC, $LIBDIR;	4339	#############################################################################
3788		4340
3789	my $bug_warning = 0;	4341	my $bug_warning = 0;
3790		4342
3791	our @WAIT_FOR_TICK;
3792	our @WAIT_FOR_TICK_BEGIN;
3793
3794	sub wait_for_tick {	4343	sub wait_for_tick() {
3795	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3796		4345
3797	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3798	push @WAIT_FOR_TICK, $signal;
3799	$signal->wait;
3800	}	4347	}
3801		4348
3802	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3803	return if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3804		4351
3805	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3806	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3807	$signal->wait;	4354	$signal->wait;
3808	}	4355	}
…		…
3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3813	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3814	return;	4361	return;
3815	}	4362	}
3816		4363
3817	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3818		4367
3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3821	Coro::async_pool {	4370	Coro::async_pool {
3822	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3823	write_runtime_sync	4372	write_runtime_sync
3824	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3825	};	4374	};
3826	}	4375	}
3827		4376
3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3829	$sig->send;	4378	$sig->send;
3830	}	4379	}
3831	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3832	$sig->send;
3833	}
3834		4381
3835	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3837		4384
3838	if (0) {	4385	if (0) {
3839	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3840	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3842	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3843	}	4390	}
3844	}	4391	}
3845	}	4392	}
3846		4393
3847	{	4394	{
3848	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3849		4397
3850	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3851	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3852	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3853		4401
3854	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3855	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3856	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3857	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3882	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3883	};	4431	};
3884	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3885	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3886	};	4434	};
		4435
		4436	info "database initialised";
3887	}	4437	}
3888		4438
3889	{	4439	{
3890	# configure IO::AIO	4440	# configure IO::AIO
3891		4441
		4442	info "initialising aio";
3892	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3893	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3894	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3895	}	4447	}
3896		4448
3897	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3898		4451
3899	sub _log_backtrace {	4452	sub _log_backtrace {
3900	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3901		4454
3902	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3903		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3904	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3905	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3906	++$_log_backtrace;	4463	++$_log_backtrace;
3907	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
3908	async {	4465	async {
3909	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3910		4467
…		…
3930	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3931	--$_log_backtrace;	4488	--$_log_backtrace;
3932	};	4489	};
3933	} else {	4490	} else {
3934	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3935	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3936	}	4493	}
3937	}	4494	}
3938		4495
3939	# load additional modules	4496	# load additional modules
3940	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3941		4499
3942	END { cf::emergency_save }	4500	END { cf::emergency_save }
3943		4501
3944	1	4502	1
3945		4503

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