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Revision 1.452 by root, Tue Sep 23 00:24:52 2008 UTC vs.
Revision 1.601 by root, Sun Nov 11 05:53:12 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;
59	use Compress::LZF;	63	use Compress::LZF;
60	use Digest::MD5 ();	64	use Digest::MD5 ();
61		65
62	AnyEvent::detect;	66	AnyEvent::detect;
63		67
…		…
70		74
71	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
75	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;
76		85
77	our %COMMAND = ();	86	our %COMMAND = ();
78	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
79		88
80	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
85		96
86	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
87	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
88		101
89	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
90	our $DATADIR = datadir;	104	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
94	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		117
103	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;
104		125
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	128	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		130
110	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	134	our $DB_ENV;
114		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
115	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		140
117	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
119	our $NOW;	144	our $NOW;
120		145
121	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
127		152
128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
129	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	155	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		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;
132		165
133	binmode STDOUT;	166	binmode STDOUT;
134	binmode STDERR;	167	binmode STDERR;
135		168
136	# read virtual server time, if available	169	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
141	}	174	}
142		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
143	mkdir $_	178	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		180
146	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
147		182
148	sub cf::map::normalise;	183	sub cf::map::normalise;
149		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
150	#############################################################################	189	#############################################################################
151		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
152	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
153		203
154	=over 4	204	=over 4
155		205
156	=item $cf::UPTIME	206	=item $cf::UPTIME
157		207
158	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.
159		224
160	=item $cf::RUNTIME	225	=item $cf::RUNTIME
161		226
162	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
163	every server tick.	228	every server tick.
164		229
165	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
166	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
167	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
168		233
169	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
172	database environment.	237	database environment.
173		238
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	239	=item $cf::LOADAVG
183		240
184	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
195	from wherever your confdir points to.	252	from wherever your confdir points to.
196		253
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		255
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
200	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
202		277
203	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
204		279
205	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
206	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
207	that call.	282	that call.
208		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
209	=back	290	=back
210		291
211	=cut	292	=cut
212		293
213	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
214	*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 {
215	my $msg = join "", @_;	301	my $msg = join "", @_;
216		302
217	$msg .= "\n"	303	$msg .= "\n"
218	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
219		305
220	$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;
221		307
222	LOG llevError, $msg;	308	LOG llevWarn, $msg;
223	};	309	};
224	}
225		310
226	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
228		313
229	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	318	return;#d#
232	}#d#	319	}#d#
233		320
234	# kill coroutine otherwise	321	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	322	Coro::terminate
237	};	323	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		324
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	342	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	344	}
261		345
262	$EV::DIED = sub {	346	$EV::DIED = sub {
263	warn "error in event callback: @_";	347	warn "error in event callback: $@";
264	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
265		354
266	#############################################################################	355	#############################################################################
267		356
268	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
269		358
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	380	$d
292	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
293	}	382	}
294		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
295	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
296		437
297	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
298		439
299	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		447
307	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
309		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 $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
310	=item cf::lock_wait $string	513	=item cf::lock_wait $string
311		514
312	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
313		516
314	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
315		518
316	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
318	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
319	returned.	522	returned.
320		523
321	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
322	deadlocked coro.	525	deadlocked coro.
…		…
328		531
329	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
330		533
331	=cut	534	=cut
332		535
333	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		537
336	sub lock_wait($) {	538	sub lock_wait($) {
337	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
347	push @{ $LOCK{$key} }, $Coro::current;
348	Coro::schedule;
349	}
350	}	540	}
351		541
352	sub lock_acquire($) {	542	sub lock_acquire($) {
353	my ($key) = @_;	543	$LOCKS->guard ($_[0])
354
355	# wait, to be sure we are not locked
356	lock_wait $key;
357
358	$LOCK{$key} = [];
359	$LOCKER{$key} = $Coro::current;#d#
360
361	Coro::guard {
362	delete $LOCKER{$key};#d#
363	# wake up all waiters, to be on the safe side
364	$_->ready for @{ delete $LOCK{$key} };
365	}
366	}	544	}
367		545
368	sub lock_active($) {	546	sub lock_active($) {
369	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
370
371	! ! $LOCK{$key}
372	}	548	}
373		549
374	sub freeze_mainloop {	550	sub freeze_mainloop {
375	tick_inhibit_inc;	551	tick_inhibit_inc;
376		552
377	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
378	}	554	}
379		555
380	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
381		557
382	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
383	get spread over timer.	559	get spread over time.
384		560
385	=cut	561	=cut
386		562
387	sub periodic($$) {	563	sub periodic($$) {
388	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
392	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
393	}	569	}
394		570
395	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
396		572
397	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
398	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
399	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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 les than zero, interactive jobs
		579	should use 100 or more.
400		580
401	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
402	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
403		583
404	Useful for short background jobs.	584	Useful for short background jobs.
405		585
406	=cut	586	=cut
407		587
408	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
409	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
410		591
411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
412	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
413	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
414		595
415	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
416		598
417	while () {	599	while () {
418	next_job:	600	next_job:
		601
419	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
420	if ($avail > 0.01) {	603
421	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
422	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
423	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
424	$job->[2]->send;	608	$job->[2]->send;
425	Coro::cede;	609	Coro::cede;
426	goto next_job;	610	goto next_job;
427	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
428	}	613	}
429	}	614	}
430		615
431	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
432	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
433	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
434	$signal->wait;
435	} else {	619	} else {
		620	$busy = 0;
436	Coro::schedule;	621	Coro::schedule;
437	}	622	}
438	}	623	}
439	};	624	};
440		625
441	sub get_slot($;$$) {	626	sub get_slot($;$$) {
442	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
443		628
444	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
445		630
446	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
447	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
448		634
449	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
450	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
451	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
477	=cut	663	=cut
478		664
479	sub sync_job(&) {	665	sub sync_job(&) {
480	my ($job) = @_;	666	my ($job) = @_;
481		667
482	if ($Coro::current == $Coro::main) {	668	if (in_main) {
483	my $time = EV::time;	669	my $time = AE::time;
484		670
485	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
486	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
487		673
488	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
489		675
490	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
491		677
492	my $busy = 1;	678	my $busy = 1;
493	my @res;	679	my @res;
494		680
495	(async {	681	(async {
496	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
497	@res = eval { $job->() };	683	@res = eval { $job->() };
498	warn $@ if $@;	684	error $@ if $@;
499	undef $busy;	685	undef $busy;
500	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
501		687
502	while ($busy) {	688	while ($busy) {
503	if (Coro::nready) {	689	if (Coro::nready) {
…		…
505	} else {	691	} else {
506	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
507	}	693	}
508	}	694	}
509		695
510	my $time = EV::time - $time;	696	my $time = AE::time - $time;
511		697
512	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
513		699
514	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
515	} else {	701	} else {
…		…
537	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
538		724
539	$coro	725	$coro
540	}	726	}
541		727
542	=item fork_call { }, $args	728	=item fork_call { }, @args
543		729
544	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
545	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
546	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
547	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
548		734
549	=cut	735	=cut
550		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
551	sub fork_call(&@) {	741	sub fork_call(&@) {
552	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
553		743
554	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
555	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
556	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
557		747
558	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
559	reset_signals;	749	cf::post_fork;
560	&$cb	750	&$cb
561	}, @args;	751	} @args;
562		752
563	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
564	}	765	}
565		766
566	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
567		768
568	=cut	769	=cut
…		…
605	within each server.	806	within each server.
606		807
607	=cut	808	=cut
608		809
609	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
610	my ($name) = @_;	814	my ($name) = @_;
611	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
612		816
613	eval {	817	eval {
614	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
624	}	828	}
625		829
626	our $DB;	830	our $DB;
627		831
628	sub db_init {	832	sub db_init {
629	cf::sync_job {
630	$DB ||= db_table "db";	833	$DB ||= db_table "db";
631	};
632	}	834	}
633		835
634	sub db_get($$) {	836	sub db_get($$) {
635	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
636		838
637	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
638	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
639		843
640	$! ? ()	844	$! ? ()
641	: $data	845	: $data
642	}
643	}	846	}
644		847
645	sub db_put($$$) {	848	sub db_put($$$) {
646	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
647	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
675		878
676	my @data;	879	my @data;
677	my $md5;	880	my $md5;
678		881
679	for (0 .. $#$src) {	882	for (0 .. $#$src) {
680	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
681	or Carp::croak "$src->[$_]: $!";
682	}	884	}
683		885
684	# if processing is expensive, check	886	# if processing is expensive, check
685	# checksum first	887	# checksum first
686	if (1) {	888	if (1) {
…		…
699		901
700	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
701	}	903	}
702	}	904	}
703		905
704	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
705	my $data = $process->(\@data);	907	my $data = $process->(\@data);
706	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
707		909
708	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
709		911
710	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
711	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
712	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
713		915
…		…
723		925
724	=cut	926	=cut
725		927
726	sub datalog($@) {	928	sub datalog($@) {
727	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
728	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
729	}	931	}
730		932
731	=back	933	=back
732		934
733	=cut	935	=cut
…		…
928		1130
929	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
930	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
931		1133
932	} elsif (ref $type) {	1134	} elsif (ref $type) {
933	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
934		1136
935	} else {	1137	} else {
936	shift @arg;	1138	shift @arg;
937	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
938	}	1140	}
939	}	1141	}
940	}	1142	}
941		1143
942	sub _object_attach {	1144	sub _object_attach {
…		…
952	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
953	}	1155	}
954		1156
955	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
956	} else {	1158	} else {
957	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
958	}	1160	}
959		1161
960	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
961	}	1163	}
962		1164
…		…
1021		1223
1022	for (@$callbacks) {	1224	for (@$callbacks) {
1023	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1024		1226
1025	if ($@) {	1227	if ($@) {
1026	warn "$@";
1027	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1028	override;	1229	override;
1029	}	1230	}
1030		1231
1031	return 1 if $override;	1232	return 1 if $override;
1032	}	1233	}
…		…
1111	for (@$attach) {	1312	for (@$attach) {
1112	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1113	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1114	}	1315	}
1115	} else {	1316	} else {
1116	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1117	}	1318	}
1118	}	1319	}
1119	}	1320	}
1120		1321
1121	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1148	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1149		1350
1150	sync_job {	1351	sync_job {
1151	if (length $$rdata) {	1352	if (length $$rdata) {
1152	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1153	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1154	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1155		1357
1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1159	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1160	aio_close $fh;	1365	aio_close $fh;
1161		1366
1162	if (@$objs) {	1367	if (@$objs) {
1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1164	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1166	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1167	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1168	aio_close $fh;	1376	aio_close $fh;
1169	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1170	}	1378	}
1171	} else {	1379	} else {
1172	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1173	}	1381	}
1174		1382
1175	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1387	} else {
1177	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1178	}	1389	}
1179	} else {	1390	} else {
1180	aio_unlink $filename;	1391	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1182	}	1393	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1418	$av = $st->{objs};
1208	}	1419	}
1209		1420
1210	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1213		1425
1214	($data, $av)	1426	($data, $av)
1215	}	1427	}
1216		1428
1217	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1221	=cut	1433	=cut
1222		1434
1223	#############################################################################	1435	#############################################################################
1224	# command handling &c	1436	# command handling &c
1225		1437
1226	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1227		1439
1228	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1229	$name.	1441	$name.
1230		1442
1231	=cut	1443	=cut
…		…
1237	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1238		1450
1239	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1240	}	1452	}
1241		1453
1242	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1243		1455
1244	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1245	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1246	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1247	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1248	has logged in successfully.	1460	has logged in successfully.
1249		1461
1250	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1251	called.
1252		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1253	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1254		1470
1255	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1256	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1257	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1258	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1259	log-in.	1475	log-in.
1260		1476
1261	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1262	called.
1263		1478
1264	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1265		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1266	sub register_extcmd {	1486	sub register_extcmd($$) {
1267	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1268		1488
1269	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1270	}	1490	}
1271		1491
1272	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1273	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1274		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1275	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1276	}	1502	}
1277		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1278	cf::player->attach (	1512	cf::player->attach (
1279	on_command => sub {	1513	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1281		1515
1282	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1283	or return;	1517	or return;
1284		1518
…		…
1292	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1293		1527
1294	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1295		1529
1296	if (ref $msg) {	1530	if (ref $msg) {
1297	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1298	"ARRAY" eq ref $msg
1299	? @$msg
1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1301		1532
1302	my @reply;
1303
1304	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1305	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1306	}	1551	}
1307		1552
1308	$pl->ext_reply ($reply, @reply)
1309	if $reply;
1310
1311	} else {	1553	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1555	}
1314		1556
1315	cf::override;	1557	cf::override;
1316	},	1558	},
1317	);	1559	);
1318		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1319	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1320	cf::sync_job {	1590	cf::sync_job {
1321	my %todo;	1591	my %todo;
1322		1592
1323	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1324	next unless -r $path;	1594	next unless -r $path;
…		…
1342		1612
1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1345		1615
1346	$ext{source} =	1616	$ext{source} =
1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1348	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1349	. $source	1619	. $source
1350	. "\n};\n1";	1620	. "\n};\n1";
1351		1621
1352	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1353	}	1623	}
1354		1624
		1625	my $pass = 0;
1355	my %done;	1626	my %done;
1356	while (%todo) {	1627	while (%todo) {
1357	my $progress;	1628	my $progress;
1358		1629
		1630	++$pass;
		1631
		1632	ext:
1359	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1360	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1361	goto skip	1635	next ext
1362	unless exists $done{$_};	1636	unless exists $done{$_};
1363	}	1637	}
1364		1638
1365	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1366		1640
1367	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1368	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1369	: "$v->{base}: extension inactive.\n";
1370		1654
1371	if (exists $v->{meta}{mandatory}) {
1372	warn $msg;
1373	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1374	}	1656	if exists $v->{meta}{mandatory};
1375		1657
1376	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1377	}	1667	}
1378
1379	$done{$k} = delete $todo{$k};
1380	push @EXTS, $v->{pkg};
1381	$progress = 1;
1382	}	1668	}
1383		1669
1384	skip:	1670	unless ($progress) {
1385	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1386	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1387	}	1680	}
1388	};	1681	};
1389	}	1682	}
1390		1683
1391	#############################################################################	1684	#############################################################################
…		…
1475	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1476	}	1769	}
1477	}	1770	}
1478	}	1771	}
1479		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1480	sub save($) {	1786	sub save($) {
1481	my ($pl) = @_;	1787	my ($pl) = @_;
1482		1788
1483	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1484		1790
…		…
1489		1795
1490	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1491	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1492		1798
1493	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1494		1803
1495	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1496	cf::cede_to_tick;	1805	cf::cede_to_tick;
1497	}	1806	}
1498		1807
…		…
1532	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1533		1842
1534	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1536		1845
1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1538	$pl->deactivate;	1847	$pl->deactivate;
		1848
1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1540	$pl->ob->check_score;
1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1542	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1543		1854
1544	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1545	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1546	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1600	\@logins	1911	\@logins
1601	}	1912	}
1602		1913
1603	=item $player->maps	1914	=item $player->maps
1604		1915
		1916	=item cf::player::maps $login
		1917
1605	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1606	player. May block.	1919	player. May block.
1607		1920
1608	=cut	1921	=cut
1609		1922
…		…
1630		1943
1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1632		1945
1633	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1634		1947
1635	=item $player->ext_reply ($msgid, @msg)
1636
1637	Sends an ext reply to the player.
1638
1639	=cut
1640
1641	sub ext_reply($$@) {
1642	my ($self, $id, @msg) = @_;
1643
1644	$self->ns->ext_reply ($id, @msg)
1645	}
1646
1647	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1648		1949
1649	Sends an ext event to the client.	1950	Sends an ext event to the client.
1650		1951
1651	=cut	1952	=cut
…		…
1670		1971
1671	=cut	1972	=cut
1672		1973
1673	sub find_by_path($) {	1974	sub find_by_path($) {
1674	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1675		1978
1676	my ($match, $specificity);	1979	my ($match, $specificity);
1677		1980
1678	for my $region (list) {	1981	for my $region (list) {
1679	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1708	sub generate_random_map {	2011	sub generate_random_map {
1709	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1710		2013
1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1712		2015
1713	# mit "rum" bekleckern, nicht
1714	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1718	$rmp->{exit_on_final_map},
1719	$rmp->{xsize}, $rmp->{ysize},
1720	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1721	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1722	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1723	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1724	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1725	(cf::region::find $rmp->{region}), $rmp->{custom}
1726	)
1727	}	2017	}
1728		2018
1729	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1730		2020
1731	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1736		2026
1737	sub register {	2027	sub register {
1738	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1739	my $pkg = caller;	2029	my $pkg = caller;
1740		2030
1741	no strict;
1742	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1743		2032
1744	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1745	}	2034	}
1746		2035
1747	# also paths starting with '/'	2036	# also paths starting with '/'
1748	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1749		2038
1750	sub thawer_merge {	2039	sub thawer_merge {
1751	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1752		2041
1753	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1758	}	2047	}
1759		2048
1760	sub normalise {	2049	sub normalise {
1761	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1762		2051
1763	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1764		2053
1765	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1766		2055
1767	# map plan:	2056	# map plan:
1768	#	2057	#
…		…
1783	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1784	$path = "$base/$path";	2073	$path = "$base/$path";
1785	}	2074	}
1786		2075
1787	for ($path) {	2076	for ($path) {
1788	redo if s{//}{/};
1789	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1790	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1791	}	2079	}
1792		2080
1793	$path	2081	$path
…		…
1807	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1808	return $self;	2096	return $self;
1809	}	2097	}
1810	}	2098	}
1811		2099
1812	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1813	()	2101	()
1814	}	2102	}
1815		2103
		2104	# may re-bless or do other evil things
1816	sub init {	2105	sub init {
1817	my ($self) = @_;	2106	my ($self) = @_;
1818		2107
1819	$self	2108	$self
1820	}	2109	}
…		…
1851		2140
1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1853	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1854	}	2143	}
1855		2144
1856	# and all this just because we cannot iterate over
1857	# all maps in C++...
1858	sub change_all_map_light {
1859	my ($change) = @_;
1860
1861	$_->change_map_light ($change)
1862	for grep $_->outdoor, values %cf::MAP;
1863	}
1864
1865	sub decay_objects {	2145	sub decay_objects {
1866	my ($self) = @_;	2146	my ($self) = @_;
1867		2147
1868	return if $self->{deny_reset};	2148	return if $self->{deny_reset};
1869		2149
…		…
1894	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1895		2175
1896	1	2176	1
1897	}	2177	}
1898		2178
		2179	# used to laod the header of an original map
1899	sub load_header_orig {	2180	sub load_header_orig {
1900	my ($self) = @_;	2181	my ($self) = @_;
1901		2182
1902	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1903	}	2184	}
1904		2185
		2186	# used to laod the header of an instantiated map
1905	sub load_header_temp {	2187	sub load_header_temp {
1906	my ($self) = @_;	2188	my ($self) = @_;
1907		2189
1908	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1909	}	2191	}
1910		2192
		2193	# called after loading the header from an instantiated map
1911	sub prepare_temp {	2194	sub prepare_temp {
1912	my ($self) = @_;	2195	my ($self) = @_;
1913		2196
1914	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1915	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1916	# safety	2199	# safety
1917	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1918	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1919	}	2202	}
1920		2203
		2204	# called after loading the header from an original map
1921	sub prepare_orig {	2205	sub prepare_orig {
1922	my ($self) = @_;	2206	my ($self) = @_;
1923		2207
1924	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1925	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1949		2233
1950	sub find;	2234	sub find;
1951	sub find {	2235	sub find {
1952	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1953		2237
		2238	cf::cede_to_tick;
		2239
1954	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1955		2241
1956	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1957	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1958		2244
1959	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961	my $guard2 = cf::lock_acquire "map_find:$path";
1962
1963	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1964	or return;	2247	or return;
1965		2248
1966	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1967		2250
…		…
1979		2262
1980	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1981	}	2264	}
1982	}	2265	}
1983		2266
1984	sub pre_load { }	2267	sub pre_load { }
1985	sub post_load { }	2268	#sub post_load { } # XS
1986		2269
1987	sub load {	2270	sub load {
1988	my ($self) = @_;	2271	my ($self) = @_;
1989		2272
1990	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1993		2276
1994	{	2277	{
1995	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1996		2279
1997	return unless $self->valid;	2280	return unless $self->valid;
1998	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1999
2000	$self->in_memory (cf::MAP_LOADING);
2001		2282
2002	$self->alloc;	2283	$self->alloc;
2003		2284
2004	$self->pre_load;	2285	$self->pre_load;
2005	cf::cede_to_tick;	2286	cf::cede_to_tick;
2006		2287
		2288	if (exists $self->{load_path}) {
2007	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2008	$f->skip_block;	2290	$f->skip_block;
2009	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2010	or return;	2292	or return;
2011		2293
2012	$self->post_load_original	2294	$self->post_load_original
2013	if delete $self->{load_original};	2295	if delete $self->{load_original};
2014		2296
2015	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2016	utf8::encode $uniq;	2298	utf8::encode $uniq;
2017	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2018	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2019	$self->clear_unique_items;	2301	$self->clear_unique_items;
2020	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2021	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2022	}	2305	}
2023	}	2306	}
2024	}
2025		2307
2026	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2027		2315
2028	cf::cede_to_tick;	2316	cf::cede_to_tick;
2029	# now do the right thing for maps	2317	# now do the right thing for maps
2030	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2031	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2035	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2036	$self->decay_objects;	2324	$self->decay_objects;
2037	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2038	$self->update_buttons;	2326	$self->update_buttons;
2039	cf::cede_to_tick;	2327	cf::cede_to_tick;
2040	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2041	cf::cede_to_tick;
2042	$self->activate;
2043	}	2329	}
2044		2330
2045	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2046	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2047
2048	$self->in_memory (cf::MAP_ACTIVE);
2049	}	2333	}
2050		2334
2051	$self->post_load;	2335	$self->post_load;
2052	}
2053		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2054	sub customise_for {	2343	sub customise_for {
2055	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2056		2345
2057	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2058	if $self->per_player;	2347	if $self->per_player;
…		…
2061	# if $self->per_party;	2350	# if $self->per_party;
2062		2351
2063	$self	2352	$self
2064	}	2353	}
2065		2354
2066	# find and load all maps in the 3x3 area around a map
2067	sub load_neighbours {
2068	my ($map) = @_;
2069
2070	my @neigh; # diagonal neighbours
2071
2072	for (0 .. 3) {
2073	my $neigh = $map->tile_path ($_)
2074	or next;
2075	$neigh = find $neigh, $map
2076	or next;
2077	$neigh->load;
2078
2079	push @neigh,
2080	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2081	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2082	}
2083
2084	for (grep defined $_->[0], @neigh) {
2085	my ($path, $origin) = @$_;
2086	my $neigh = find $path, $origin
2087	or next;
2088	$neigh->load;
2089	}
2090	}
2091
2092	sub find_sync {	2355	sub find_sync {
2093	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2094		2357
2095	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2096	}	2363	}
2097		2364
2098	sub do_load_sync {	2365	sub do_load_sync {
2099	my ($map) = @_;	2366	my ($map) = @_;
2100		2367
		2368	# it's a bug to call this from the main context
2101	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2102	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2103		2371
2104	cf::sync_job { $map->load };	2372	$map->load;
2105	}	2373	}
2106		2374
2107	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2108	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2109		2377
2110	sub find_async {	2378	sub find_async {
2111	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2112		2380
2113	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2114		2382
2115	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2117	}	2385	}
2118		2386
2119	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2120		2388
2121	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2135	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2136		2404
2137	()	2405	()
2138	}	2406	}
2139		2407
		2408	# common code, used by both ->save and ->swapout
2140	sub save {	2409	sub _save {
2141	my ($self) = @_;	2410	my ($self) = @_;
2142
2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
2144		2411
2145	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2146		2413
2147	return unless $self->dirty;	2414	return unless $self->dirty;
2148		2415
…		…
2168	} else {	2435	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2437	}
2171	}	2438	}
2172		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2173	sub swap_out {	2448	sub swap_out {
2174	my ($self) = @_;	2449	my ($self) = @_;
2175		2450
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2181	return if $self->players;	2455	return if $self->players;
2182	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2183	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2184		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2185	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2186		2507
2187	$self->deactivate;	2508	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2510	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2511
2235	$self->unlink_save;	2512	$self->unlink_save;
2236	$self->destroy;	2513	$self->destroy;
2237	}	2514	}
2238		2515
…		…
2246		2523
2247	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2248		2525
2249	$self->unlink_save;	2526	$self->unlink_save;
2250		2527
2251	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2533
…		…
2313	: normalise $_	2590	: normalise $_
2314	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2315	]	2592	]
2316	}	2593	}
2317		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2318	=back	2627	=back
2319		2628
2320	=head3 cf::object	2629	=head3 cf::object
2321		2630
2322	=cut	2631	=cut
…		…
2345		2654
2346	Creates and returns a persistent reference to an object that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2347		2656
2348	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2349		2658
2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2351	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2352		2661
2353	=cut	2662	=cut
2354		2663
2355	sub deref {	2664	sub deref {
…		…
2387		2696
2388	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2389	id => "say",	2698	id => "say",
2390	title => "Map",	2699	title => "Map",
2391	reply => "say ",	2700	reply => "say ",
2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2393	};	2702	};
2394		2703
2395	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2396	id => "chat",	2705	id => "chat",
2397	title => "Chat",	2706	title => "Chat",
…		…
2454		2763
2455	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2456		2765
2457	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2459	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2460	map.	2769	map.
2461		2770
2462	Will never block.	2771	Will never block.
2463		2772
2464	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2485	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2486	my ($self) = @_;	2795	my ($self) = @_;
2487		2796
2488	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2489		2798
		2799	++$self->{_link_recursion};
		2800
2490	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2491		2802
2492	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2493	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2494		2805
2495	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2496	}	2807	}
2497		2808
2498	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2499	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2500		2811
…		…
2517	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2518	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2519		2830
2520	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2521	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2522	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2523		2834
2524	$map->load;	2835	$map->load;
2525	$map->load_neighbours;
2526		2836
2527	return unless $self->contr->active;	2837	return unless $self->contr->active;
2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2529	$self->activate_recursive;
2530		2838
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2533	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2534		2846
		2847	}
		2848
2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2536		2850
2537	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2538	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2539	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2540	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2547		2861
2548	our $GOTOGEN;	2862	our $GOTOGEN;
2549		2863
2550	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2552		2872
2553	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2875
2556	$self->enter_link;	2876	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2577	}	2897	}
2578	}	2898	}
2579		2899
2580	my $map = eval {	2900	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2902
2583	if ($map) {	2903	if ($map) {
2584	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2906	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2908	}
2589		2909
2590	$map	2910	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2601	}	2921	}
2602		2922
2603	$done->() if $done;	2923	$done->($self) if $done;
2604	})->prio (1);	2924	})->prio (1);
2605	}	2925	}
2606		2926
2607	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2608		2928
…		…
2676	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2677		2997
2678	unless (eval {	2998	unless (eval {
2679	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2680		3000
2681	# random map handling
2682	{
2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
2684
2685	prepare_random_map $exit
2686	if $exit->slaying eq "/!";
2687	}
2688
2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2690	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2691	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2692		3027
2693	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2694		3029
2695	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2696	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2701	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2703	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2705		3040
2706	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2707	$self->leave_link;	3042	$self->leave_link;
2708	}	3043	}
2709	})->prio (1);	3044	})->prio (1);
2710	}	3045	}
2711		3046
…		…
2723	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2724	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2725		3060
2726	utf8::encode $text;	3061	utf8::encode $text;
2727	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2728	}	3088	}
2729		3089
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		3091
2732	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2736		3096
2737	=cut	3097	=cut
2738		3098
2739	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2740	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2741	"c/identify" => {	3107	"c/identify" => {
2742	id => "infobox",	3108	id => "infobox",
2743	title => "Identify",	3109	title => "Identify",
2744	reply => undef,	3110	reply => undef,
2745	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	3113	"c/examine" => {
2748	id => "infobox",	3114	id => "infobox",
2749	title => "Examine",	3115	title => "Examine",
2750	reply => undef,	3116	reply => undef,
2751	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2752	},	3124	},
2753	"c/book" => {	3125	"c/book" => {
2754	id => "infobox",	3126	id => "infobox",
2755	title => "Book",	3127	title => "Book",
2756	reply => undef,	3128	reply => undef,
…		…
2772	id => "infobox",	3144	id => "infobox",
2773	title => "Body Parts",	3145	title => "Body Parts",
2774	reply => undef,	3146	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2776	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
2777	"c/skills" => {	3155	"c/skills" => {
2778	id => "infobox",	3156	id => "infobox",
2779	title => "Skills",	3157	title => "Skills",
2780	reply => undef,	3158	reply => undef,
2781	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
2782	},	3184	},
2783	"c/uptime" => {	3185	"c/uptime" => {
2784	id => "infobox",	3186	id => "infobox",
2785	title => "Uptime",	3187	title => "Uptime",
2786	reply => undef,	3188	reply => undef,
…		…
2796	id => "party",	3198	id => "party",
2797	title => "Party",	3199	title => "Party",
2798	reply => "gsay ",	3200	reply => "gsay ",
2799	tooltip => "Messages and chat related to your party",	3201	tooltip => "Messages and chat related to your party",
2800	},	3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2801	);	3211	);
2802		3212
2803	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3215
…		…
2810		3220
2811	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2812	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2813	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2814		3224
2815	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2816	if $self->can_msg;
2817
2818	$channel = $channel->{id};	3226	$channel = $channel->{id};
2819		3227
2820	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2821	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2822	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2823	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2824	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2825	if $self->can_msg;
2826	}	3233	}
2827		3234
2828	$channel = $channel->{id};	3235	$channel = $channel->{id};
2829	}	3236	}
2830		3237
2831	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2832		3239
2833	if ($self->can_msg) {
2834	# default colour, mask it out	3240	# default colour, mask it out
2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2836	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2837		3243
2838	my $pkt = "msg "	3244	my $pkt = "msg "
2839	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2841	);	3247	);
2842		3248
2843	# try lzf for large packets
2844	$pkt = "lzf " . Compress::LZF::compress $pkt
2845	if 1024 <= length $pkt and $self->{can_lzf};
2846
2847	# split very large packets
2848	if (8192 < length $pkt and $self->{can_lzf}) {
2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2850	$pkt = "frag";
2851	}
2852
2853	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2854	} else {
2855	if ($color >= 0) {
2856	# replace some tags by gcfclient-compatible ones
2857	for ($msg) {
2858	1 while
2859	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2860	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2861	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2862	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2863	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2864	}
2865
2866	$color &= cf::NDI_COLOR_MASK;
2867
2868	utf8::encode $msg;
2869
2870	if (0 && $msg =~ /\[/) {
2871	# COMMAND/INFO
2872	$self->send_packet ("drawextinfo $color 10 8 $msg")
2873	} else {
2874	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2875	$self->send_packet ("drawinfo $color $msg")
2876	}
2877	}
2878	}
2879	}	3250	}
2880		3251
2881	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2882		3253
2883	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2885	=cut	3256	=cut
2886		3257
2887	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2888	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2889		3260
2890	if ($self->extcmd == 2) {
2891	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2892	} elsif ($self->extcmd == 1) { # TODO: remove
2893	push @msg, msgtype => "event_$type";
2894	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2895	}
2896	}
2897
2898	=item $client->ext_reply ($msgid, @msg)
2899
2900	Sends an ext reply to the client.
2901
2902	=cut
2903
2904	sub cf::client::ext_reply($$@) {
2905	my ($self, $id, @msg) = @_;
2906
2907	if ($self->extcmd == 2) {
2908	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2909	} elsif ($self->extcmd == 1) {
2910	#TODO: version 1, remove
2911	unshift @msg, msgtype => "reply", msgid => $id;
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2913	}
2914	}	3262	}
2915		3263
2916	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2917		3265
2918	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2973	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2974		3322
2975	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2976		3324
2977	if (ref $msg) {	3325	if (ref $msg) {
2978	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2979	"ARRAY" eq ref $msg
2980	? @$msg
2981	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2982		3327
2983	my @reply;
2984
2985	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2986	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2987	}	3346	}
2988
2989	$ns->ext_reply ($reply, @reply)
2990	if $reply;
2991
2992	} else {	3347	} else {
2993	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2994	}	3349	}
2995		3350
2996	cf::override;	3351	cf::override;
2997	},	3352	},
2998	);	3353	);
…		…
3018		3373
3019	$coro	3374	$coro
3020	}	3375	}
3021		3376
3022	cf::client->attach (	3377	cf::client->attach (
3023	on_destroy => sub {	3378	on_client_destroy => sub {
3024	my ($ns) = @_;	3379	my ($ns) = @_;
3025		3380
3026	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3027	},	3382	},
3028	);	3383	);
…		…
3044	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3045		3400
3046	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3047		3402
3048	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3049	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3050	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3051	sort time	3406	sort time
3052	));	3407	));
3053		3408
3054	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3058	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3059		3414
3060	cf::object	3415	cf::object
3061	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3062	insert remove name archname title slaying race decrease split	3417	insert remove name archname title slaying race decrease split
		3418	value
3063		3419
3064	cf::object::player	3420	cf::object::player
3065	player	3421	player
3066		3422
3067	cf::player	3423	cf::player
…		…
3073	=cut	3429	=cut
3074		3430
3075	for (	3431	for (
3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3077	insert remove inv nrof name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3078	decrease split destroy change_exp)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3079	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3080	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3081	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3082	) {	3438	) {
3083	no strict 'refs';
3084	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3085	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3086	for @funs;	3441	for @funs;
3087	}	3442	}
3088		3443
…		…
3103		3458
3104	my $qcode = $code;	3459	my $qcode = $code;
3105	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3106	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3107		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3108	local $_;	3466	local $_;
3109	local @safe::cf::_safe_eval_args = values %vars;
3110		3467
3111	my $eval =	3468	my $eval =
3112	"do {\n"	3469	"do {\n"
3113	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3114	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3115	. $code	3472	. $code
3116	. "\n}"	3473	. "\n}"
3117	;	3474	;
3118		3475
		3476	if ($CFG{safe_eval}) {
3119	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3120	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3121	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3122		3485
3123	if ($@) {	3486	if ($@) {
3124	warn "$@";	3487	warn "$@",
3125	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3126	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3127	}	3490	}
3128		3491
3129	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3130	}	3493	}
3131		3494
…		…
3145	=cut	3508	=cut
3146		3509
3147	sub register_script_function {	3510	sub register_script_function {
3148	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3149		3512
3150	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3151	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3152	}	3515	}
3153		3516
3154	=back	3517	=back
3155		3518
3156	=cut	3519	=cut
3157		3520
3158	#############################################################################	3521	#############################################################################
3159	# the server's init and main functions	3522	# the server's init and main functions
3160		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3161	sub load_facedata($) {	3601	sub load_facedata($) {
3162	my ($path) = @_;	3602	my ($path) = @_;
3163		3603
3164	# HACK to clear player env face cache, we need some signal framework
3165	# for this (global event?)
3166	%ext::player_env::MUSIC_FACE_CACHE = ();
3167
3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3169		3605
3170	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3171		3607
3172	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3173	0 < aio_load $path, $facedata
3174	or die "$path: $!";
3175
3176	$facedata = Coro::Storable::thaw $facedata;
3177		3609
3178	$facedata->{version} == 2	3610	$facedata->{version} == 2
3179	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3180		3612
3181	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3182	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3183	type => FT_RSRC,	3615
3184	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3185	};	3617
3186	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3187		3621
3188	{	3622	{
3189	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3190		3624
3191	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3193		3628
3194	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3195	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3198		3633	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3199	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3200	}	3636	}
3201		3637
3202	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3203	next unless $info->{smooth};	3639	next unless $info->{smooth};
3204		3640
…		…
3207		3643
3208	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3209	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3211	} else {	3647	} else {
3212	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3213	}	3649	}
3214
3215	cf::cede_to_tick;
3216	}	3650	}
3217	}	3651	}
3218		3652
3219	{	3653	{
3220	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3221		3655
3222	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3223	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3224	cf::cede_to_tick;
3225	}	3658	}
3226		3659
3227	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3228	}	3661	}
3229		3662
3230	{	3663	{
3231	# TODO: for gcfclient pleasure, we should give resources
3232	# that gcfclient doesn't grok a >10000 face index.
3233	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3234		3665
3235	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
3236	if (defined $info->{type}) {	3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3238	my $data;
3239		3670
3240	if ($info->{type} & 1) {
3241	# prepend meta info
3242
3243	my $meta = $enc->encode ({
3244	name => $name,
3245	%{ $info->{meta} || {} },
3246	});
3247
3248	$data = pack "(w/a*)*", $meta, $info->{data};
3249	} else {
3250	$data = $info->{data};
3251	}
3252
3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3254	cf::face::set_type $idx, $info->{type};	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
3255	} else {	3677	} else {
3256	$RESOURCE{$name} = $info;	3678	# $RESOURCE{$name} = $info; # unused
3257	}	3679	}
3258
3259	cf::cede_to_tick;
3260	}	3680	}
3261	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
3262		3692
3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3264		3694
		3695	aio_close $fh if $fh; # close old facedata
		3696
3265	1	3697	1
3266	}	3698	}
3267
3268	cf::global->attach (on_resource_update => sub {
3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3271
3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3273	my $sound = $soundconf->{compat}[$_]
3274	or next;
3275
3276	my $face = cf::face::find "sound/$sound->[1]";
3277	cf::sound::set $sound->[0] => $face;
3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3279	}
3280
3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
3282	my $face = cf::face::find "sound/$v";
3283	cf::sound::set $k => $face;
3284	}
3285	}
3286	});
3287		3699
3288	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
3289	my ($ns, $want) = @_;	3701	my ($ns, $want) = @_;
3290		3702
3291	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
…		…
3299	my $status = load_resource_file_ $_[0];	3711	my $status = load_resource_file_ $_[0];
3300	get_slot 0.1, 100;	3712	get_slot 0.1, 100;
3301	cf::arch::commit_load;	3713	cf::arch::commit_load;
3302		3714
3303	$status	3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
3304	}	3730	}
3305		3731
3306	sub reload_regions {	3732	sub reload_regions {
3307	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3308	# for this (global event?)	3734	# for this (global event?)
…		…
3316	if exists $_->{match};	3742	if exists $_->{match};
3317	}	3743	}
3318	}	3744	}
3319		3745
3320	sub reload_facedata {	3746	sub reload_facedata {
3321	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3322	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3323	}	3749	}
3324		3750
3325	sub reload_archetypes {	3751	sub reload_archetypes {
3326	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3327	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
		3754
		3755	cf::face::set
		3756	"res/skill_info" => FT_RSRC,
		3757	JSON::XS->new->utf8->canonical->encode (
		3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3328	}	3766	}
3329		3767
3330	sub reload_treasures {	3768	sub reload_treasures {
3331	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3332	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3333	}	3771	}
3334		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3335	sub reload_resources {	3793	sub reload_resources {
3336	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3337		3795
		3796	reload_materials;
3338	reload_facedata;	3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
3339	reload_archetypes;	3800	reload_archetypes;
3340	reload_regions;	3801	reload_regions;
3341	reload_treasures;	3802	reload_treasures;
3342		3803
3343	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3344	}
3345
3346	sub init {
3347	my $guard = freeze_mainloop;
3348
3349	evthread_start IO::AIO::poll_fileno;
3350
3351	reload_resources;
3352	}	3805	}
3353		3806
3354	sub reload_config {	3807	sub reload_config {
3355	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3356	or return;
3357		3809
3358	local $/;	3810	my $config = load_file "$CONFDIR/config";
3359	*CFG = YAML::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3360		3813
3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3362		3815
3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$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};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3365		3818
3366	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3389		3842
3390	seek $fh, 0, 0;	3843	seek $fh, 0, 0;
3391	print $fh $$;	3844	print $fh $$;
3392	}	3845	}
3393		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3394	sub main {	3856	sub main {
3395	atomic;	3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3396		3865
3397	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3398	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3400	(async {	3869	(async {
3401	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3402	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3403	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3404	};	3873	};
3405		3874
3406	{	3875	evthread_start IO::AIO::poll_fileno;
3407	my $guard = freeze_mainloop;	3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
3408	reload_config;	3889	reload_config;
3409	db_init;	3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3410	load_extensions;	3899	load_extensions;
3411		3900
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413	}
3414
3415	utime time, time, $RUNTIMEFILE;	3901	utime time, time, $RUNTIMEFILE;
3416		3902
3417	# no (long-running) fork's whatsoever before this point(!)	3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3419		3906
3420	EV::loop;	3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3421	}	3918	}
3422		3919
3423	#############################################################################	3920	#############################################################################
3424	# initialisation and cleanup	3921	# initialisation and cleanup
3425		3922
3426	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3427	BEGIN {	3924	BEGIN {
3428	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3429	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3431	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3432	};	3929	};
3433	}	3930	}
3434	}	3931	}
3435		3932
3436	sub write_runtime_sync {	3933	sub write_runtime_sync {
		3934	my $t0 = AE::time;
		3935
3437	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3438	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3439		3938
3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3441		3940
3442	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3443		3942
3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3445	or return;	3944	or return;
3446		3945
3447	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3448	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3449	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3462	or return;	3961	or return;
3463		3962
3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3465	and return;	3964	and return;
3466		3965
3467	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3468		3967
3469	1	3968	1
3470	}	3969	}
3471		3970
3472	our $uuid_lock;	3971	our $uuid_lock;
…		…
3481	my $uuid = "$LOCALDIR/uuid";	3980	my $uuid = "$LOCALDIR/uuid";
3482		3981
3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3484	or return;	3983	or return;
3485		3984
3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
3487	$uuid_skip = 0;	3993	$uuid_skip = 0;
3488		3994
3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3490	and return;	3996	and return;
3491		3997
…		…
3497	or return;	4003	or return;
3498		4004
3499	aio_rename "$uuid~", $uuid	4005	aio_rename "$uuid~", $uuid
3500	and return;	4006	and return;
3501		4007
3502	warn "uuid file written ($value).\n";	4008	trace "uuid file written ($value).\n";
3503		4009
3504	1	4010	1
3505		4011
3506	}	4012	}
3507		4013
…		…
3513	}	4019	}
3514		4020
3515	sub emergency_save() {	4021	sub emergency_save() {
3516	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3517		4023
3518	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3519		4030
3520	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3521	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3522	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3523	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3524	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3525	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3526	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3527	$pl->valid or next;	4040	$pl->valid or next;
3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3529	$pl->save;	4042	$pl->save;
3530	}	4043	}
3531	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3532		4045
3533	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3534	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3535	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3536	$map->valid or next;	4051	$map->valid or next;
3537	$map->save;	4052	$map->save;
3538	}	4053	}
3539	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3540		4055
3541	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3542	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3543	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
3544		4061
3545	warn "begin write uuid\n";	4062	info "emergency_perl_save: begin write uuid\n";
3546	write_uuid_sync 1;	4063	write_uuid_sync 1;
3547	warn "end write uuid\n";	4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3548	};	4084	};
3549		4085
3550	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3551	}	4087	}
3552		4088
3553	sub post_cleanup {	4089	sub post_cleanup {
3554	my ($make_core) = @_;	4090	my ($make_core) = @_;
3555		4091
		4092	IO::AIO::flush;
		4093
3556	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3557	if $make_core;	4095	if $make_core;
3558		4096
3559	my $fh = pidfile;	4097	my $fh = pidfile;
3560	unlink $PIDFILE if <$fh> == $$;	4098	unlink $PIDFILE if <$fh> == $$;
3561	}	4099	}
…		…
3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3582	for my $name (keys %$leaf_symtab) {	4120	for my $name (keys %$leaf_symtab) {
3583	_gv_clear *{"$pkg$name"};	4121	_gv_clear *{"$pkg$name"};
3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3585	}	4123	}
3586	warn "cleared package $pkg\n";#d#
3587	}	4124	}
3588		4125
3589	sub do_reload_perl() {	4126	sub do_reload_perl() {
3590	# can/must only be called in main	4127	# can/must only be called in main
3591	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3592	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3593	return;	4130	return;
3594	}	4131	}
3595		4132
3596	return if $RELOAD++;	4133	return if $RELOAD++;
3597		4134
		4135	my $t1 = AE::time;
		4136
3598	while ($RELOAD) {	4137	while ($RELOAD) {
3599	warn "reloading...";	4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
3600		4140
3601	warn "entering sync_job";	4141	trace "perl_reload: entering sync_job";
3602		4142
3603	cf::sync_job {	4143	cf::sync_job {
3604	cf::write_runtime_sync; # external watchdog should not bark
3605	cf::emergency_save;	4144	#cf::emergency_save;
3606	cf::write_runtime_sync; # external watchdog should not bark
3607		4145
3608	warn "syncing database to disk";
3609	BDB::db_env_txn_checkpoint $DB_ENV;
3610
3611	# if anything goes wrong in here, we should simply crash as we already saved
3612
3613	warn "flushing outstanding aio requests";
3614	while (IO::AIO::nreqs || BDB::nreqs) {
3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	4148	%EXT_CORO = ();
3621		4149
3622	warn "removing commands";	4150	trace "perl_reload: removing commands";
3623	%COMMAND = ();	4151	%COMMAND = ();
3624		4152
3625	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3626	%EXTCMD = ();	4154	%EXTCMD = ();
3627	%EXTICMD = ();	4155	%EXTICMD = ();
3628		4156
3629	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3632		4160
3633	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3634	eval {	4162	eval {
3635	$cb->($pkg);	4163	$cb->($pkg);
3636	1	4164	1
3637	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
3638	}	4166	}
3639		4167
3640	warn "... clearing $pkg";	4168	trace "... clearing $pkg";
3641	clear_package $pkg;	4169	clear_package $pkg;
3642	}	4170	}
3643		4171
3644	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		4175
3648	warn "... unloading $k";	4176	trace "... unloading $k";
3649	delete $INC{$k};	4177	delete $INC{$k};
3650		4178
3651	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3653		4181
…		…
3656	}	4184	}
3657		4185
3658	clear_package $k;	4186	clear_package $k;
3659	}	4187	}
3660		4188
3661	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3662	clear_package "safe::$_"	4190	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		4192
3665	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		4196
3669	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3670	# and global variables created in xs	4198	# and global variables created in xs
3671	#clear_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3672		4200
3673	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3674		4202
3675	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3676	require cf;	4204	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3678		4206
3679	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3680	cf::reload_config;	4208	cf::reload_config;
3681		4209
3682	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3683	cf::load_extensions;	4211	cf::load_extensions;
3684		4212
		4213	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3688	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3691		4221
3692	warn "leaving sync_job";	4222	cf::_post_init 1;
		4223
		4224	trace "perl_reload: leaving sync_job";
3693		4225
3694	1	4226	1
3695	} or do {	4227	} or do {
3696	warn $@;	4228	error $@;
3697	cf::cleanup "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3698	};	4230	};
3699		4231
3700	warn "reloaded";
3701	--$RELOAD;	4232	--$RELOAD;
3702	}	4233	}
		4234
		4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3703	};	4237	};
3704		4238
3705	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3706		4240
3707	sub reload_perl() {	4241	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3710		4244
		4245	$RELOAD_WATCHER ||= cf::async {
		4246	Coro::AIO::aio_wait cache_extensions;
		4247
3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4249	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
		4251	};
3714	};	4252	};
3715	}	4253	}
3716		4254
3717	register_command "reload" => sub {	4255	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4262	reload_perl;
3725	};	4263	};
3726	}	4264	}
3727	};	4265	};
3728		4266
3729	unshift @INC, $LIBDIR;	4267	#############################################################################
3730		4268
3731	my $bug_warning = 0;	4269	my $bug_warning = 0;
3732		4270
3733	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;
3735
3736	sub wait_for_tick {	4271	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4273
3739	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3740	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;
3742	}	4275	}
3743		4276
3744	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4279
3747	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4282	$signal->wait;
3750	}	4283	}
…		…
3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3755	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3756	return;	4289	return;
3757	}	4290	}
3758		4291
3759	cf::server_tick; # one server iteration	4292	cf::one_tick; # one server iteration
		4293
		4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		4295
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4298	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4300	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3767	};	4302	};
3768	}	4303	}
3769		4304
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4306	$sig->send;
3772	}	4307	}
3773	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3774	$sig->send;
3775	}
3776		4309
3777	$LOAD = ($NOW - $TICK_START) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3779		4312
3780	if (0) {	4313	if (0) {
3781	if ($NEXT_TICK) {	4314	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4315	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4317	debug "jitter $JITTER\n";#d#
3785	}	4318	}
3786	}	4319	}
3787	}	4320	}
3788		4321
3789	{	4322	{
3790	# configure BDB	4323	# configure BDB
		4324	info "initialising database";
3791		4325
3792	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3795		4329
3796	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3825	};	4359	};
3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3828	};	4362	};
		4363
		4364	info "database initialised";
3829	}	4365	}
3830		4366
3831	{	4367	{
3832	# configure IO::AIO	4368	# configure IO::AIO
3833		4369
		4370	info "initialising aio";
3834	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3835	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3836	undef $AnyEvent::AIO::WATCHER;	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3837	}	4375	}
3838		4376
3839	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3840		4379
3841	sub _log_backtrace {	4380	sub _log_backtrace {
3842	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3843		4382
3844	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3845		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3846	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3847	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3848	++$_log_backtrace;	4391	++$_log_backtrace;
3849	my $perl_bt = Carp::longmess $msg;	4392	my $perl_bt = Carp::longmess $msg;
3850	async {	4393	async {
3851	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3852		4395
…		…
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4416	--$_log_backtrace;
3874	};	4417	};
3875	} else {	4418	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3878	}	4421	}
3879	}	4422	}
3880		4423
3881	# load additional modules	4424	# load additional modules
3882	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3883		4427
3884	END { cf::emergency_save }	4428	END { cf::emergency_save }
3885		4429
3886	1	4430	1
3887		4431

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