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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.455 by root, Sat Sep 27 08:17:40 2008 UTC vs.
Revision 1.614 by root, Mon Nov 26 15:12:16 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
…		…
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
132		157
133	our @POST_INIT;	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;
134		165
135	binmode STDOUT;	166	binmode STDOUT;
136	binmode STDERR;	167	binmode STDERR;
137		168
138	# read virtual server time, if available	169	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
143	}	174	}
144		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
145	mkdir $_	178	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		180
148	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
149		182
150	sub cf::map::normalise;	183	sub cf::map::normalise;
151		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
152	#############################################################################	189	#############################################################################
153		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
154	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
155		203
156	=over 4	204	=over 4
157		205
158	=item $cf::UPTIME	206	=item $cf::UPTIME
159		207
160	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.
161		224
162	=item $cf::RUNTIME	225	=item $cf::RUNTIME
163		226
164	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
165	every server tick.	228	every server tick.
166		229
167	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
168	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
169	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
170		233
171	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
174	database environment.	237	database environment.
175		238
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	239	=item $cf::LOADAVG
185		240
186	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
197	from wherever your confdir points to.	252	from wherever your confdir points to.
198		253
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		255
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
202	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
204		277
205	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
206		279
207	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
208	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
209	that call.	282	that call.
210		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
211	=back	290	=back
212		291
213	=cut	292	=cut
214		293
215	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
216	*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 {
217	my $msg = join "", @_;	301	my $msg = join "", @_;
218		302
219	$msg .= "\n"	303	$msg .= "\n"
220	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
221		305
222	$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;
223		307
224	LOG llevError, $msg;	308	LOG llevWarn, $msg;
225	};	309	};
226	}
227		310
228	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
230		313
231	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	318	return;#d#
234	}#d#	319	}#d#
235		320
236	# kill coroutine otherwise	321	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	322	Coro::terminate
239	};	323	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		324
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	342	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	344	}
263		345
264	$EV::DIED = sub {	346	$EV::DIED = sub {
265	warn "error in event callback: @_";	347	warn "error in event callback: $@";
266	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
267		354
268	#############################################################################	355	#############################################################################
269		356
270	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
271		358
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	380	$d
294	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
295	}	382	}
296		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
297	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
298		437
299	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
300		439
301	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		447
309	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
311		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 $_[0]
		480	}
		481
312	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
313		483
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
316		486
317	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	488	is a reload or not.
319		489
320	=cut	490	=cut
321		491
322	sub post_init(&) {	492	sub post_init(&) {
323	push @POST_INIT, shift;	493	push @POST_INIT, shift;
324	}	494	}
325		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
326	=item cf::lock_wait $string	513	=item cf::lock_wait $string
327		514
328	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
329		516
330	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
331		518
332	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
333	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,
334	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
335	returned.	522	returned.
336		523
337	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
338	deadlocked coro.	525	deadlocked coro.
…		…
344		531
345	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.
346		533
347	=cut	534	=cut
348		535
349	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		537
352	sub lock_wait($) {	538	sub lock_wait($) {
353	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	540	}
367		541
368	sub lock_acquire($) {	542	sub lock_acquire($) {
369	my ($key) = @_;	543	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	544	}
383		545
384	sub lock_active($) {	546	sub lock_active($) {
385	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	548	}
389		549
390	sub freeze_mainloop {	550	sub freeze_mainloop {
391	tick_inhibit_inc;	551	tick_inhibit_inc;
392		552
393	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
394	}	554	}
395		555
396	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
397		557
398	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
399	get spread over timer.	559	get spread over time.
400		560
401	=cut	561	=cut
402		562
403	sub periodic($$) {	563	sub periodic($$) {
404	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
409	}	569	}
410		570
411	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
412		572
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
416		580
417	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
418	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
419		583
420	Useful for short background jobs.	584	Useful for short background jobs.
421		585
422	=cut	586	=cut
423		587
424	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
426		591
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
430		595
431	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
432		598
433	while () {	599	while () {
434	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
435	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	605
437	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	610	$job->[2]->send;
441	Coro::cede;
442	goto next_job;	611	goto next_job;
443	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	614	}
445	}	615	}
446		616
447	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
449	push @cf::WAIT_FOR_TICK, $signal;
450	$signal->wait;
451	} else {	619	} else {
		620	$busy = 0;
452	Coro::schedule;	621	Coro::schedule;
453	}	622	}
454	}	623	}
455	};	624	};
456		625
457	sub get_slot($;$$) {	626	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
459		628
460	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
461		630
462	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
463	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
464		634
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
493	=cut	663	=cut
494		664
495	sub sync_job(&) {	665	sub sync_job(&) {
496	my ($job) = @_;	666	my ($job) = @_;
497		667
498	if ($Coro::current == $Coro::main) {	668	if (in_main) {
499	my $time = EV::time;	669	my $time = AE::time;
500		670
501	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
503		673
504	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
505		675
506	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
507		677
508	my $busy = 1;	678	my $busy = 1;
509	my @res;	679	my @res;
510		680
511	(async {	681	(async {
512	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	683	@res = eval { $job->() };
514	warn $@ if $@;	684	error $@ if $@;
515	undef $busy;	685	undef $busy;
516	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
517		687
518	while ($busy) {	688	while ($busy) {
519	if (Coro::nready) {	689	if (Coro::nready) {
…		…
521	} else {	691	} else {
522	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
523	}	693	}
524	}	694	}
525		695
526	my $time = EV::time - $time;	696	my $time = AE::time - $time;
527		697
528	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
529		699
530	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
531	} else {	701	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
554		724
555	$coro	725	$coro
556	}	726	}
557		727
558	=item fork_call { }, $args	728	=item fork_call { }, @args
559		729
560	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
564		734
565	=cut	735	=cut
566		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
567	sub fork_call(&@) {	741	sub fork_call(&@) {
568	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
569		743
570	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)
573
574	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
575	reset_signals;	745	cf::post_fork;
576	&$cb	746	&$cb
577	}, @args;	747	} @args;
578		748
579	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
580	}	761	}
581		762
582	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
583		764
584	=cut	765	=cut
…		…
621	within each server.	802	within each server.
622		803
623	=cut	804	=cut
624		805
625	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
626	my ($name) = @_;	810	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
628		812
629	eval {	813	eval {
630	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
640	}	824	}
641		825
642	our $DB;	826	our $DB;
643		827
644	sub db_init {	828	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	829	$DB ||= db_table "db";
647	};
648	}	830	}
649		831
650	sub db_get($$) {	832	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
652		834
653	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
654	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
655		839
656	$! ? ()	840	$! ? ()
657	: $data	841	: $data
658	}
659	}	842	}
660		843
661	sub db_put($$$) {	844	sub db_put($$$) {
662	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		874
692	my @data;	875	my @data;
693	my $md5;	876	my $md5;
694		877
695	for (0 .. $#$src) {	878	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	880	}
699		881
700	# if processing is expensive, check	882	# if processing is expensive, check
701	# checksum first	883	# checksum first
702	if (1) {	884	if (1) {
…		…
715		897
716	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
717	}	899	}
718	}	900	}
719		901
720	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
721	my $data = $process->(\@data);	903	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
723		905
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		907
726	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
729		911
…		…
739		921
740	=cut	922	=cut
741		923
742	sub datalog($@) {	924	sub datalog($@) {
743	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	927	}
746		928
747	=back	929	=back
748		930
749	=cut	931	=cut
…		…
944		1126
945	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1129
948	} elsif (ref $type) {	1130	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
950		1132
951	} else {	1133	} else {
952	shift @arg;	1134	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
954	}	1136	}
955	}	1137	}
956	}	1138	}
957		1139
958	sub _object_attach {	1140	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
969	}	1151	}
970		1152
971	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
972	} else {	1154	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1156	}
975		1157
976	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
977	}	1159	}
978		1160
…		…
1037		1219
1038	for (@$callbacks) {	1220	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1040		1222
1041	if ($@) {	1223	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1225	override;
1045	}	1226	}
1046		1227
1047	return 1 if $override;	1228	return 1 if $override;
1048	}	1229	}
…		…
1127	for (@$attach) {	1308	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1130	}	1311	}
1131	} else {	1312	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1314	}
1134	}	1315	}
1135	}	1316	}
1136		1317
1137	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1165		1346
1166	sync_job {	1347	sync_job {
1167	if (length $$rdata) {	1348	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1171		1353
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1176	aio_close $fh;	1361	aio_close $fh;
1177		1362
1178	if (@$objs) {	1363	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1184	aio_close $fh;	1372	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1374	}
1187	} else {	1375	} else {
1188	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1189	}	1377	}
1190		1378
1191	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1383	} else {
1193	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1194	}	1385	}
1195	} else {	1386	} else {
1196	aio_unlink $filename;	1387	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1198	}	1389	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1414	$av = $st->{objs};
1224	}	1415	}
1225		1416
1226	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1229		1421
1230	($data, $av)	1422	($data, $av)
1231	}	1423	}
1232		1424
1233	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1237	=cut	1429	=cut
1238		1430
1239	#############################################################################	1431	#############################################################################
1240	# command handling &c	1432	# command handling &c
1241		1433
1242	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1243		1435
1244	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1245	$name.	1437	$name.
1246		1438
1247	=cut	1439	=cut
…		…
1253	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1254		1446
1255	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1256	}	1448	}
1257		1449
1258	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1259		1451
1260	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1261	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1262	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1263	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1264	has logged in successfully.	1456	has logged in successfully.
1265		1457
1266	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1267	called.
1268		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1269	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1270		1466
1271	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1272	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1273	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1274	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1275	log-in.	1471	log-in.
1276		1472
1277	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1278	called.
1279		1474
1280	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1281		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1282	sub register_extcmd {	1482	sub register_extcmd($$) {
1283	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1284		1484
1285	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1286	}	1486	}
1287		1487
1288	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1289	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1290		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1291	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1292	}	1498	}
1293		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1294	cf::player->attach (	1508	cf::player->attach (
1295	on_command => sub {	1509	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1297		1511
1298	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1299	or return;	1513	or return;
1300		1514
…		…
1308	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1309		1523
1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1311		1525
1312	if (ref $msg) {	1526	if (ref $msg) {
1313	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1314	"ARRAY" eq ref $msg
1315	? @$msg
1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1317		1528
1318	my @reply;
1319
1320	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1321	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1322	}	1547	}
1323		1548
1324	$pl->ext_reply ($reply, @reply)
1325	if $reply;
1326
1327	} else {	1549	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1551	}
1330		1552
1331	cf::override;	1553	cf::override;
1332	},	1554	},
1333	);	1555	);
1334		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1335	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1336	cf::sync_job {	1586	cf::sync_job {
1337	my %todo;	1587	my %todo;
1338		1588
1339	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1590	next unless -r $path;
…		…
1358		1608
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1611
1362	$ext{source} =	1612	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1365	. $source	1615	. $source
1366	. "\n};\n1";	1616	. "\n};\n1";
1367		1617
1368	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1369	}	1619	}
1370		1620
		1621	my $pass = 0;
1371	my %done;	1622	my %done;
1372	while (%todo) {	1623	while (%todo) {
1373	my $progress;	1624	my $progress;
1374		1625
		1626	++$pass;
		1627
		1628	ext:
1375	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1631	next ext
1378	unless exists $done{$_};	1632	unless exists $done{$_};
1379	}	1633	}
1380		1634
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1636
1383	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1650
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1652	if exists $v->{meta}{mandatory};
1391		1653
1392	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1393	}	1663	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1664	}
1399		1665
1400	skip:	1666	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1403	}	1676	}
1404	};	1677	};
1405	}	1678	}
1406		1679
1407	#############################################################################	1680	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1492	}	1765	}
1493	}	1766	}
1494	}	1767	}
1495		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1496	sub save($) {	1782	sub save($) {
1497	my ($pl) = @_;	1783	my ($pl) = @_;
1498		1784
1499	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1500		1786
…		…
1505		1791
1506	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1508		1794
1509	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1799
1511	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1801	cf::cede_to_tick;
1513	}	1802	}
1514		1803
…		…
1548	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1549		1838
1550	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1841
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1843	$pl->deactivate;
		1844
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1558	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1559		1850
1560	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1616	\@logins	1907	\@logins
1617	}	1908	}
1618		1909
1619	=item $player->maps	1910	=item $player->maps
1620		1911
		1912	=item cf::player::maps $login
		1913
1621	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1622	player. May block.	1915	player. May block.
1623		1916
1624	=cut	1917	=cut
1625		1918
…		…
1646		1939
1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1648		1941
1649	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1650		1943
1651	=item $player->ext_reply ($msgid, @msg)
1652
1653	Sends an ext reply to the player.
1654
1655	=cut
1656
1657	sub ext_reply($$@) {
1658	my ($self, $id, @msg) = @_;
1659
1660	$self->ns->ext_reply ($id, @msg)
1661	}
1662
1663	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1664		1945
1665	Sends an ext event to the client.	1946	Sends an ext event to the client.
1666		1947
1667	=cut	1948	=cut
…		…
1686		1967
1687	=cut	1968	=cut
1688		1969
1689	sub find_by_path($) {	1970	sub find_by_path($) {
1690	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1691		1974
1692	my ($match, $specificity);	1975	my ($match, $specificity);
1693		1976
1694	for my $region (list) {	1977	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	sub generate_random_map {	2007	sub generate_random_map {
1725	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1726		2009
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		2011
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2013	}
1744		2014
1745	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1746		2016
1747	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1752		2022
1753	sub register {	2023	sub register {
1754	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2025	my $pkg = caller;
1756		2026
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2028
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2030	}
1762		2031
1763	# also paths starting with '/'	2032	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2034
1766	sub thawer_merge {	2035	sub thawer_merge {
1767	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1768		2037
1769	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1774	}	2043	}
1775		2044
1776	sub normalise {	2045	sub normalise {
1777	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1778		2047
1779	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1780		2049
1781	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1782		2051
1783	# map plan:	2052	# map plan:
1784	#	2053	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2069	$path = "$base/$path";
1801	}	2070	}
1802		2071
1803	for ($path) {	2072	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1807	}	2075	}
1808		2076
1809	$path	2077	$path
…		…
1823	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1824	return $self;	2092	return $self;
1825	}	2093	}
1826	}	2094	}
1827		2095
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2097	()
1830	}	2098	}
1831		2099
		2100	# may re-bless or do other evil things
1832	sub init {	2101	sub init {
1833	my ($self) = @_;	2102	my ($self) = @_;
1834		2103
1835	$self	2104	$self
1836	}	2105	}
…		…
1867		2136
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1870	}	2139	}
1871		2140
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2141	sub decay_objects {
1882	my ($self) = @_;	2142	my ($self) = @_;
1883		2143
1884	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1885		2145
…		…
1910	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1911		2171
1912	1	2172	1
1913	}	2173	}
1914		2174
		2175	# used to laod the header of an original map
1915	sub load_header_orig {	2176	sub load_header_orig {
1916	my ($self) = @_;	2177	my ($self) = @_;
1917		2178
1918	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1919	}	2180	}
1920		2181
		2182	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2183	sub load_header_temp {
1922	my ($self) = @_;	2184	my ($self) = @_;
1923		2185
1924	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1925	}	2187	}
1926		2188
		2189	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2190	sub prepare_temp {
1928	my ($self) = @_;	2191	my ($self) = @_;
1929		2192
1930	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1932	# safety	2195	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2198	}
1936		2199
		2200	# called after loading the header from an original map
1937	sub prepare_orig {	2201	sub prepare_orig {
1938	my ($self) = @_;	2202	my ($self) = @_;
1939		2203
1940	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2229
1966	sub find;	2230	sub find;
1967	sub find {	2231	sub find {
1968	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1969		2233
		2234	cf::cede_to_tick;
		2235
1970	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1971		2237
1972	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2240
1975	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1980	or return;	2243	or return;
1981		2244
1982	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1983		2246
…		…
1995		2258
1996	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1997	}	2260	}
1998	}	2261	}
1999		2262
2000	sub pre_load { }	2263	sub pre_load { }
2001	sub post_load { }	2264	#sub post_load { } # XS
2002		2265
2003	sub load {	2266	sub load {
2004	my ($self) = @_;	2267	my ($self) = @_;
2005		2268
2006	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2272
2010	{	2273	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2012		2275
2013	return unless $self->valid;	2276	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2278
2018	$self->alloc;	2279	$self->alloc;
2019		2280
2020	$self->pre_load;	2281	$self->pre_load;
2021	cf::cede_to_tick;	2282	cf::cede_to_tick;
2022		2283
		2284	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2286	$f->skip_block;
2025	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2026	or return;	2288	or return;
2027		2289
2028	$self->post_load_original	2290	$self->post_load_original
2029	if delete $self->{load_original};	2291	if delete $self->{load_original};
2030		2292
2031	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2294	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2297	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2038	}	2301	}
2039	}	2302	}
2040	}
2041		2303
2042	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2043		2311
2044	cf::cede_to_tick;	2312	cf::cede_to_tick;
2045	# now do the right thing for maps	2313	# now do the right thing for maps
2046	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2320	$self->decay_objects;
2053	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2054	$self->update_buttons;	2322	$self->update_buttons;
2055	cf::cede_to_tick;	2323	cf::cede_to_tick;
2056	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2325	}
2060		2326
2061	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2329	}
2066		2330
2067	$self->post_load;	2331	$self->post_load;
2068	}
2069		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2339	sub customise_for {
2071	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2072		2341
2073	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2343	if $self->per_player;
…		…
2077	# if $self->per_party;	2346	# if $self->per_party;
2078		2347
2079	$self	2348	$self
2080	}	2349	}
2081		2350
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2351	sub find_sync {
2109	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2110		2353
2111	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2112	}	2359	}
2113		2360
2114	sub do_load_sync {	2361	sub do_load_sync {
2115	my ($map) = @_;	2362	my ($map) = @_;
2116		2363
		2364	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2119		2367
2120	cf::sync_job { $map->load };	2368	$map->load;
2121	}	2369	}
2122		2370
2123	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2125		2373
2126	sub find_async {	2374	sub find_async {
2127	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2128		2376
2129	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2130		2378
2131	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2133	}	2381	}
2134		2382
2135	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2136		2384
2137	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2152		2400
2153	()	2401	()
2154	}	2402	}
2155		2403
		2404	# common code, used by both ->save and ->swapout
2156	sub save {	2405	sub _save {
2157	my ($self) = @_;	2406	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2407
2161	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2162		2409
2163	return unless $self->dirty;	2410	return unless $self->dirty;
2164		2411
…		…
2184	} else {	2431	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2433	}
2187	}	2434	}
2188		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2189	sub swap_out {	2444	sub swap_out {
2190	my ($self) = @_;	2445	my ($self) = @_;
2191		2446
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2197	return if $self->players;	2451	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2199	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2200		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2201	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2202		2503
2203	$self->deactivate;	2504	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2506	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2507
2251	$self->unlink_save;	2508	$self->unlink_save;
2252	$self->destroy;	2509	$self->destroy;
2253	}	2510	}
2254		2511
…		…
2262		2519
2263	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2264		2521
2265	$self->unlink_save;	2522	$self->unlink_save;
2266		2523
2267	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2529
…		…
2329	: normalise $_	2586	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2588	]
2332	}	2589	}
2333		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2334	=back	2623	=back
2335		2624
2336	=head3 cf::object	2625	=head3 cf::object
2337		2626
2338	=cut	2627	=cut
…		…
2361		2650
2362	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2363		2652
2364	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2365		2654
2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2367	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2368		2657
2369	=cut	2658	=cut
2370		2659
2371	sub deref {	2660	sub deref {
…		…
2403		2692
2404	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2405	id => "say",	2694	id => "say",
2406	title => "Map",	2695	title => "Map",
2407	reply => "say ",	2696	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2698	};
2410		2699
2411	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2412	id => "chat",	2701	id => "chat",
2413	title => "Chat",	2702	title => "Chat",
…		…
2453	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2454		2743
2455	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2456	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2457		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2458	=cut	2772	=cut
2459		2773
2460	sub cf::object::player::may {	2774	sub cf::object::player::may {
2461	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2462		2776
2463	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2464	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2465	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2466	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2467	}	2781	}
2468		2782
2469	=item $player_object->enter_link	2783	=item $player_object->enter_link
2470		2784
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2786
2473	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2476	map.	2790	map.
2477		2791
2478	Will never block.	2792	Will never block.
2479		2793
2480	=item $player_object->leave_link ($map, $x, $y)	2794	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2815	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2816	my ($self) = @_;
2503		2817
2504	$self->deactivate_recursive;	2818	$self->deactivate_recursive;
2505		2819
		2820	++$self->{_link_recursion};
		2821
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2822	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2823
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2824	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2825	if $self->map && $self->map->{path} ne "{link}";
2510		2826
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2827	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2828	}
2513		2829
2514	sub cf::object::player::leave_link {	2830	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2831	my ($self, $map, $x, $y) = @_;
2516		2832
…		…
2533	($x, $y) = (-1, -1)	2849	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2850	unless (defined $x) && (defined $y);
2535		2851
2536	# use -1 or undef as default coordinates, not 0, 0	2852	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2853	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2854	if $x <= 0 && $y <= 0;
2539		2855
2540	$map->load;	2856	$map->load;
2541	$map->load_neighbours;
2542		2857
2543	return unless $self->contr->active;	2858	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2859
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2860	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2861	if ($self->enter_map ($map, $x, $y)) {
2549	}	2862	# entering was successful
		2863	delete $self->{_link_recursion};
		2864	# only activate afterwards, to support waiting in hooks
		2865	$self->activate_recursive;
		2866	}
2550		2867
		2868	}
		2869
2551	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2870	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2552		2871
2553	Moves the player to the given map-path and coordinates by first freezing	2872	Moves the player to the given map-path and coordinates by first freezing
2554	her, loading and preparing them map, calling the provided $check callback	2873	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2874	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2875	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2882
2564	our $GOTOGEN;	2883	our $GOTOGEN;
2565		2884
2566	sub cf::object::player::goto {	2885	sub cf::object::player::goto {
2567	my ($self, $path, $x, $y, $check, $done) = @_;	2886	my ($self, $path, $x, $y, $check, $done) = @_;
		2887
		2888	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2889	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2890	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2891	($path, $x, $y) = @$EMERGENCY_POSITION;
		2892	}
2568		2893
2569	# do generation counting so two concurrent goto's will be executed in-order	2894	# do generation counting so two concurrent goto's will be executed in-order
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2895	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2896
2572	$self->enter_link;	2897	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2917	($path, $x, $y) = (undef, undef, undef);
2593	}	2918	}
2594	}	2919	}
2595		2920
2596	my $map = eval {	2921	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2922	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2923
2599	if ($map) {	2924	if ($map) {
2600	$map = $map->customise_for ($self);	2925	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2926	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2927	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2928	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2929	}
2605		2930
2606	$map	2931	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2939	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2940	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2941	$self->leave_link ($map, $x, $y);
2617	}	2942	}
2618		2943
2619	$done->() if $done;	2944	$done->($self) if $done;
2620	})->prio (1);	2945	})->prio (1);
2621	}	2946	}
2622		2947
2623	=item $player_object->enter_exit ($exit_object)	2948	=item $player_object->enter_exit ($exit_object)
2624		2949
…		…
2692	$Coro::current->{desc} = "enter_exit";	3017	$Coro::current->{desc} = "enter_exit";
2693		3018
2694	unless (eval {	3019	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	3020	$self->deactivate_recursive; # just to be sure
2696		3021
2697	# random map handling
2698	{
2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701	prepare_random_map $exit
2702	if $exit->slaying eq "/!";
2703	}
2704
2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3022	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	3023	my $x = $exit->stats->hp;
2707	my $y = $exit->stats->sp;	3024	my $y = $exit->stats->sp;
		3025
		3026	# special map handling
		3027	my $slaying = $exit->slaying;
		3028
		3029	# special map handling
		3030	if ($slaying eq "/!") {
		3031	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3032
		3033	prepare_random_map $exit
		3034	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3035
		3036	$map = $exit->slaying;
		3037
		3038	} elsif ($slaying eq '!up') {
		3039	$map = $exit->map->tile_path (cf::TILE_UP);
		3040	$x = $exit->x;
		3041	$y = $exit->y;
		3042
		3043	} elsif ($slaying eq '!down') {
		3044	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3045	$x = $exit->x;
		3046	$y = $exit->y;
		3047	}
2708		3048
2709	$self->goto ($map, $x, $y);	3049	$self->goto ($map, $x, $y);
2710		3050
2711	# if exit is damned, update players death & WoR home-position	3051	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	3052	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	3057	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "I'll try to bring you back to the map you were before. "	3058	. "I'll try to bring you back to the map you were before. "
2719	. "Please report this to the dungeon master!",	3059	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	3060	cf::NDI_UNIQUE | cf::NDI_RED);
2721		3061
2722	warn "ERROR in enter_exit: $@";	3062	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	3063	$self->leave_link;
2724	}	3064	}
2725	})->prio (1);	3065	})->prio (1);
2726	}	3066	}
2727		3067
2728	=head3 cf::client	3068	=head3 cf::client
2729		3069
2730	=over 4	3070	=over 4
2731		3071
2732	=item $client->send_drawinfo ($text, $flags)	3072	=item $client->send_big_packet ($pkt)
2733		3073
2734	Sends a drawinfo packet to the client. Circumvents output buffering so	3074	Like C<send_packet>, but tries to compress large packets, and fragments
2735	should not be used under normal circumstances.	3075	them as required.
2736		3076
2737	=cut	3077	=cut
2738		3078
		3079	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3080
2739	sub cf::client::send_drawinfo {	3081	sub cf::client::send_big_packet {
2740	my ($self, $text, $flags) = @_;	3082	my ($self, $pkt) = @_;
2741		3083
2742	utf8::encode $text;	3084	# try lzf for large packets
2743	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3085	$pkt = "lzf " . Compress::LZF::compress $pkt
		3086	if 1024 <= length $pkt and $self->{can_lzf};
		3087
		3088	# split very large packets
		3089	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3090	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3091	$pkt = "frag";
		3092	}
		3093
		3094	$self->send_packet ($pkt);
2744	}	3095	}
2745		3096
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3097	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3098
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	3099	Send a msg packet to the client, formatting the msg for the client if
2749	client if neccessary. C<$type> should be a string identifying the type of	3100	necessary. C<$type> should be a string identifying the type of the
2750	the message, with C<log> being the default. If C<$color> is negative, suppress	3101	message, with C<log> being the default. If C<$color> is negative, suppress
2751	the message unless the client supports the msg packet.	3102	the message unless the client supports the msg packet.
2752		3103
2753	=cut	3104	=cut
2754		3105
2755	# non-persistent channels (usually the info channel)	3106	# non-persistent channels (usually the info channel)
2756	our %CHANNEL = (	3107	our %CHANNEL = (
		3108	"c/motd" => {
		3109	id => "infobox",
		3110	title => "MOTD",
		3111	reply => undef,
		3112	tooltip => "The message of the day",
		3113	},
2757	"c/identify" => {	3114	"c/identify" => {
2758	id => "infobox",	3115	id => "infobox",
2759	title => "Identify",	3116	title => "Identify",
2760	reply => undef,	3117	reply => undef,
2761	tooltip => "Items recently identified",	3118	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3120	"c/examine" => {
2764	id => "infobox",	3121	id => "infobox",
2765	title => "Examine",	3122	title => "Examine",
2766	reply => undef,	3123	reply => undef,
2767	tooltip => "Signs and other items you examined",	3124	tooltip => "Signs and other items you examined",
		3125	},
		3126	"c/shopinfo" => {
		3127	id => "infobox",
		3128	title => "Shop Info",
		3129	reply => undef,
		3130	tooltip => "What your bargaining skill tells you about the shop",
2768	},	3131	},
2769	"c/book" => {	3132	"c/book" => {
2770	id => "infobox",	3133	id => "infobox",
2771	title => "Book",	3134	title => "Book",
2772	reply => undef,	3135	reply => undef,
…		…
2788	id => "infobox",	3151	id => "infobox",
2789	title => "Body Parts",	3152	title => "Body Parts",
2790	reply => undef,	3153	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3154	tooltip => "Shows which body parts you posess and are available",
2792	},	3155	},
		3156	"c/statistics" => {
		3157	id => "infobox",
		3158	title => "Statistics",
		3159	reply => undef,
		3160	tooltip => "Shows your primary statistics",
		3161	},
2793	"c/skills" => {	3162	"c/skills" => {
2794	id => "infobox",	3163	id => "infobox",
2795	title => "Skills",	3164	title => "Skills",
2796	reply => undef,	3165	reply => undef,
2797	tooltip => "Shows your experience per skill and item power",	3166	tooltip => "Shows your experience per skill and item power",
		3167	},
		3168	"c/shopitems" => {
		3169	id => "infobox",
		3170	title => "Shop Items",
		3171	reply => undef,
		3172	tooltip => "Shows the items currently for sale in this shop",
		3173	},
		3174	"c/resistances" => {
		3175	id => "infobox",
		3176	title => "Resistances",
		3177	reply => undef,
		3178	tooltip => "Shows your resistances",
		3179	},
		3180	"c/pets" => {
		3181	id => "infobox",
		3182	title => "Pets",
		3183	reply => undef,
		3184	tooltip => "Shows information abotu your pets/a specific pet",
		3185	},
		3186	"c/perceiveself" => {
		3187	id => "infobox",
		3188	title => "Perceive Self",
		3189	reply => undef,
		3190	tooltip => "You gained detailed knowledge about yourself",
2798	},	3191	},
2799	"c/uptime" => {	3192	"c/uptime" => {
2800	id => "infobox",	3193	id => "infobox",
2801	title => "Uptime",	3194	title => "Uptime",
2802	reply => undef,	3195	reply => undef,
…		…
2812	id => "party",	3205	id => "party",
2813	title => "Party",	3206	title => "Party",
2814	reply => "gsay ",	3207	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3208	tooltip => "Messages and chat related to your party",
2816	},	3209	},
		3210	"c/death" => {
		3211	id => "death",
		3212	title => "Death",
		3213	reply => undef,
		3214	tooltip => "Reason for and more info about your most recent death",
		3215	},
		3216	"c/fatal" => {
		3217	id => "fatal",
		3218	title => "Fatal Error",
		3219	reply => undef,
		3220	tooltip => "Reason for the server disconnect",
		3221	},
		3222	"c/say" => $SAY_CHANNEL,
		3223	"c/chat" => $CHAT_CHANNEL,
2817	);	3224	);
2818		3225
2819	sub cf::client::send_msg {	3226	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3227	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3228
…		…
2826		3233
2827	# check predefined channels, for the benefit of C	3234	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3235	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3236	$channel = $CHANNEL{$channel};
2830		3237
2831	$self->ext_msg (channel_info => $channel)	3238	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3239	$channel = $channel->{id};
2835		3240
2836	} elsif (ref $channel) {	3241	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3242	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3243	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3244	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3245	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3246	}
2843		3247
2844	$channel = $channel->{id};	3248	$channel = $channel->{id};
2845	}	3249	}
2846		3250
2847	return unless @extra || length $msg;	3251	return unless @extra || length $msg;
2848		3252
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3253	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3254	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3255	if $color & cf::NDI_DEF;
2853		3256
2854	my $pkt = "msg "	3257	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3258	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3259	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3260	);
2858		3261
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3262	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3263	}
2896		3264
2897	=item $client->ext_msg ($type, @msg)	3265	=item $client->ext_msg ($type, @msg)
2898		3266
2899	Sends an ext event to the client.	3267	Sends an ext event to the client.
…		…
2901	=cut	3269	=cut
2902		3270
2903	sub cf::client::ext_msg($$@) {	3271	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3272	my ($self, $type, @msg) = @_;
2905		3273
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3274	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}
2913
2914	=item $client->ext_reply ($msgid, @msg)
2915
2916	Sends an ext reply to the client.
2917
2918	=cut
2919
2920	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;
2922
2923	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}	3275	}
2931		3276
2932	=item $success = $client->query ($flags, "text", \&cb)	3277	=item $success = $client->query ($flags, "text", \&cb)
2933		3278
2934	Queues a query to the client, calling the given callback with	3279	Queues a query to the client, calling the given callback with
…		…
2954		3299
2955	$self->send_packet ($self->{query_queue}[0][0])	3300	$self->send_packet ($self->{query_queue}[0][0])
2956	if @{ $self->{query_queue} } == 1;	3301	if @{ $self->{query_queue} } == 1;
2957		3302
2958	1	3303	1
		3304	}
		3305
		3306	=item $client->update_command_faces
		3307
		3308	=cut
		3309
		3310	our %COMMAND_FACE;
		3311
		3312	sub cf::client::update_command_faces {
		3313	my ($self) = @_;
		3314
		3315	my @faces = grep $_,
		3316	$COMMAND_FACE{preferred},
		3317	$COMMAND_FACE{standard},
		3318	$COMMAND_FACE{skill},
		3319	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3320	$COMMAND_FACE{emote},
		3321	;
		3322
		3323	$self->send_face ($_)
		3324	for @faces;
		3325	$self->flush_fx;
		3326
		3327	$self->ext_msg (command_list => @faces);
		3328	}
		3329
		3330	=item cf::client::set_command_face $type, $commands
		3331
		3332	=cut
		3333
		3334	sub cf::client::set_command_face {
		3335	my ($type, $list) = @_;
		3336
		3337	my $idx = &cf::face::set ( #d# ugly forward reference
		3338	"command_list/$type" => cf::FT_RSRC,
		3339	JSON::XS->new->utf8->encode ([ sort @$list ])
		3340	);
		3341
		3342	$COMMAND_FACE{$type} = $idx;
2959	}	3343	}
2960		3344
2961	cf::client->attach (	3345	cf::client->attach (
2962	on_connect => sub {	3346	on_connect => sub {
2963	my ($ns) = @_;	3347	my ($ns) = @_;
…		…
2989	my ($ns, $buf) = @_;	3373	my ($ns, $buf) = @_;
2990		3374
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3375	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3376
2993	if (ref $msg) {	3377	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3378	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2995	"ARRAY" eq ref $msg
2996	? @$msg
2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2998		3379
2999	my @reply;
3000
3001	if (my $cb = $EXTICMD{$type}) {	3380	if (my $cb = $EXTIACMD{$type}) {
		3381	$cb->(
		3382	$ns,
		3383	sub {
		3384	$ns->ext_msg ("reply-$reply", @_)
		3385	if $reply;
		3386	},
		3387	@payload
		3388	);
		3389	} else {
		3390	my @reply;
		3391
		3392	if (my $cb = $EXTICMD{$type}) {
3002	@reply = $cb->($ns, @payload);	3393	@reply = $cb->($ns, @payload);
		3394	}
		3395
		3396	$ns->ext_msg ("reply-$reply", @reply)
		3397	if $reply;
3003	}	3398	}
3004
3005	$ns->ext_reply ($reply, @reply)
3006	if $reply;
3007
3008	} else {	3399	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3400	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3401	}
3011		3402
3012	cf::override;	3403	cf::override;
3013	},	3404	},
3014	);	3405	);
…		…
3034		3425
3035	$coro	3426	$coro
3036	}	3427	}
3037		3428
3038	cf::client->attach (	3429	cf::client->attach (
3039	on_destroy => sub {	3430	on_client_destroy => sub {
3040	my ($ns) = @_;	3431	my ($ns) = @_;
3041		3432
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3433	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3434	},
3044	);	3435	);
…		…
3060	our $safe_hole = new Safe::Hole;	3451	our $safe_hole = new Safe::Hole;
3061		3452
3062	$SIG{FPE} = 'IGNORE';	3453	$SIG{FPE} = 'IGNORE';
3063		3454
3064	$safe->permit_only (Opcode::opset qw(	3455	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3456	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3457	grepstart grepwhile mapstart mapwhile
3067	sort time	3458	sort time
3068	));	3459	));
3069		3460
3070	# here we export the classes and methods available to script code	3461	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3465	The following functions and methods are available within a safe environment:
3075		3466
3076	cf::object	3467	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3468	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3469	insert remove name archname title slaying race decrease split
		3470	value
3079		3471
3080	cf::object::player	3472	cf::object::player
3081	player	3473	player
3082		3474
3083	cf::player	3475	cf::player
…		…
3089	=cut	3481	=cut
3090		3482
3091	for (	3483	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3484	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3485	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3486	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3487	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3488	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3489	["cf::map" => qw(trigger)],
3098	) {	3490	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3491	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3492	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3493	for @funs;
3103	}	3494	}
3104		3495
…		…
3119		3510
3120	my $qcode = $code;	3511	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3512	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3513	$qcode =~ s/\n/\\n/g;
3123		3514
		3515	%vars = (_dummy => 0) unless %vars;
		3516
		3517	my @res;
3124	local $_;	3518	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3519
3127	my $eval =	3520	my $eval =
3128	"do {\n"	3521	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3522	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3523	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3524	. $code
3132	. "\n}"	3525	. "\n}"
3133	;	3526	;
3134		3527
		3528	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3529	sub_generation_inc;
		3530	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3531	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3532	sub_generation_inc;
		3533	} else {
		3534	local @cf::_safe_eval_args = values %vars;
		3535	@res = wantarray ? eval eval : scalar eval $eval;
		3536	}
3138		3537
3139	if ($@) {	3538	if ($@) {
3140	warn "$@";	3539	warn "$@",
3141	warn "while executing safe code '$code'\n";	3540	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3541	"with arguments " . (join " ", %vars) . "\n";
3143	}	3542	}
3144		3543
3145	wantarray ? @res : $res[0]	3544	wantarray ? @res : $res[0]
3146	}	3545	}
3147		3546
…		…
3161	=cut	3560	=cut
3162		3561
3163	sub register_script_function {	3562	sub register_script_function {
3164	my ($fun, $cb) = @_;	3563	my ($fun, $cb) = @_;
3165		3564
3166	no strict 'refs';	3565	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3566	*$fun = $safe_hole->wrap ($cb);
3168	}	3567	}
3169		3568
3170	=back	3569	=back
3171		3570
3172	=cut	3571	=cut
3173		3572
3174	#############################################################################	3573	#############################################################################
3175	# the server's init and main functions	3574	# the server's init and main functions
3176		3575
		3576	{
		3577	package cf::face;
		3578
		3579	our %HASH; # hash => idx
		3580	our @DATA; # dynamically-created facedata, only faceste 0 used
		3581	our @FOFS; # file offset, if > 0
		3582	our @SIZE; # size of face, in octets
		3583	our @META; # meta hash of face, if any
		3584	our $DATAFH; # facedata filehandle
		3585
		3586	# internal api, not finalised
		3587	sub set {
		3588	my ($name, $type, $data) = @_;
		3589
		3590	my $idx = cf::face::find $name;
		3591
		3592	if ($idx) {
		3593	delete $HASH{cf::face::get_csum $idx};
		3594	} else {
		3595	$idx = cf::face::alloc $name;
		3596	}
		3597
		3598	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3599
		3600	cf::face::set_type $idx, $type;
		3601	cf::face::set_csum $idx, 0, $hash;
		3602
		3603	# we need to destroy the SV itself, not just modify it, as a running ix
		3604	# might hold a reference to it: "delete" achieves that.
		3605	delete $FOFS[0][$idx];
		3606	delete $DATA[0][$idx];
		3607	$DATA[0][$idx] = $data;
		3608	$SIZE[0][$idx] = length $data;
		3609	delete $META[$idx];
		3610	$HASH{$hash} = $idx;#d#
		3611
		3612	$idx
		3613	}
		3614
		3615	sub _get_data($$$) {
		3616	my ($idx, $set, $cb) = @_;
		3617
		3618	if (defined $DATA[$set][$idx]) {
		3619	$cb->($DATA[$set][$idx]);
		3620	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3621	my $size = $SIZE[$set][$idx];
		3622	my $buf;
		3623	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3624	if ($_[0] == $size) {
		3625	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3626	$cb->($buf);
		3627	} else {
		3628	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3629	}
		3630	};
		3631	} else {
		3632	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3633	}
		3634	}
		3635
		3636	# rather ineffient
		3637	sub cf::face::get_data($;$) {
		3638	my ($idx, $set) = @_;
		3639
		3640	_get_data $idx, $set, Coro::rouse_cb;
		3641	Coro::rouse_wait
		3642	}
		3643
		3644	sub cf::face::ix {
		3645	my ($ns, $set, $idx, $pri) = @_;
		3646
		3647	_get_data $idx, $set, sub {
		3648	$ns->ix_send ($idx, $pri, $_[0]);
		3649	};
		3650	}
		3651	}
		3652
3177	sub load_facedata($) {	3653	sub load_facedata($) {
3178	my ($path) = @_;	3654	my ($path) = @_;
3179		3655
3180	# HACK to clear player env face cache, we need some signal framework
3181	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();
3183
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3656	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3657
3186	warn "loading facedata from $path\n";	3658	trace "loading facedata from $path\n";
3187		3659
3188	my $facedata;	3660	my $facedata = decode_storable load_file "$path/faceinfo";
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3661
3194	$facedata->{version} == 2	3662	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3663	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3196		3664
3197	# patch in the exptable	3665	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3198	$facedata->{resource}{"res/exp_table"} = {	3666	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3199	type => FT_RSRC,	3667
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3668	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3201	};	3669
3202	cf::cede_to_tick;	3670	# BEGIN ATOMIC
		3671	# from here on, everything must be atomic - no thread switch allowed
		3672	my $t1 = EV::time;
3203		3673
3204	{	3674	{
3205	my $faces = $facedata->{faceinfo};	3675	my $faces = $facedata->{faceinfo};
3206		3676
3207	while (my ($face, $info) = each %$faces) {	3677	for my $face (sort keys %$faces) {
		3678	my $info = $faces->{$face};
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3679	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3680
3210	cf::face::set_visibility $idx, $info->{visibility};	3681	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3682	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3683	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3684	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3214		3685	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3215	cf::cede_to_tick;	3686	$cf::face::HASH{$info->{hash64}} = $idx;
		3687	delete $cf::face::META[$idx];
3216	}	3688	}
3217		3689
3218	while (my ($face, $info) = each %$faces) {	3690	while (my ($face, $info) = each %$faces) {
3219	next unless $info->{smooth};	3691	next unless $info->{smooth};
3220		3692
…		…
3223		3695
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3696	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3697	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3698	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3699	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3700	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3701	}
3230
3231	cf::cede_to_tick;
3232	}	3702	}
3233	}	3703	}
3234		3704
3235	{	3705	{
3236	my $anims = $facedata->{animinfo};	3706	my $anims = $facedata->{animinfo};
3237		3707
3238	while (my ($anim, $info) = each %$anims) {	3708	while (my ($anim, $info) = each %$anims) {
3239	cf::anim::set $anim, $info->{frames}, $info->{facings};	3709	cf::anim::set $anim, $info->{frames}, $info->{facings};
3240	cf::cede_to_tick;
3241	}	3710	}
3242		3711
3243	cf::anim::invalidate_all; # d'oh	3712	cf::anim::invalidate_all; # d'oh
3244	}	3713	}
3245		3714
3246	{	3715	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3716	my $res = $facedata->{resource};
3250		3717
3251	while (my ($name, $info) = each %$res) {	3718	while (my ($name, $info) = each %$res) {
3252	if (defined $info->{type}) {	3719	if (defined (my $type = $info->{type})) {
		3720	# TODO: different hash - must free and use new index, or cache ixface data queue
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3721	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3722
3256	if ($info->{type} & 1) {
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	3723	cf::face::set_type $idx, $type;
		3724	cf::face::set_csum $idx, 0, $info->{hash};
		3725	$cf::face::SIZE[0][$idx] = $info->{size};
		3726	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3727	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3728	$cf::face::HASH{$info->{hash}} = $idx;
3271	} else {	3729	} else {
3272	$RESOURCE{$name} = $info;	3730	# $RESOURCE{$name} = $info; # unused
3273	}	3731	}
3274
3275	cf::cede_to_tick;
3276	}	3732	}
3277	}	3733	}
		3734
		3735	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3736
		3737	# HACK to clear player env face cache, we need some signal framework
		3738	# for this (global event?)
		3739	%ext::player_env::MUSIC_FACE_CACHE = ();
		3740
		3741	# END ATOMIC
		3742
		3743	cf::debug "facedata atomic update time ", EV::time - $t1;
3278		3744
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3745	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3746
		3747	aio_close $fh if $fh; # close old facedata
		3748
3281	1	3749	1
3282	}	3750	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3751
3304	register_exticmd fx_want => sub {	3752	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3753	my ($ns, $want) = @_;
3306		3754
3307	while (my ($k, $v) = each %$want) {	3755	while (my ($k, $v) = each %$want) {
…		…
3315	my $status = load_resource_file_ $_[0];	3763	my $status = load_resource_file_ $_[0];
3316	get_slot 0.1, 100;	3764	get_slot 0.1, 100;
3317	cf::arch::commit_load;	3765	cf::arch::commit_load;
3318		3766
3319	$status	3767	$status
		3768	}
		3769
		3770	sub reload_exp_table {
		3771	_reload_exp_table;
		3772
		3773	cf::face::set
		3774	"res/exp_table" => FT_RSRC,
		3775	JSON::XS->new->utf8->canonical->encode (
		3776	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3777	);
		3778	}
		3779
		3780	sub reload_materials {
		3781	_reload_materials;
3320	}	3782	}
3321		3783
3322	sub reload_regions {	3784	sub reload_regions {
3323	# HACK to clear player env face cache, we need some signal framework	3785	# HACK to clear player env face cache, we need some signal framework
3324	# for this (global event?)	3786	# for this (global event?)
…		…
3332	if exists $_->{match};	3794	if exists $_->{match};
3333	}	3795	}
3334	}	3796	}
3335		3797
3336	sub reload_facedata {	3798	sub reload_facedata {
3337	load_facedata "$DATADIR/facedata"	3799	load_facedata $DATADIR
3338	or die "unable to load facedata\n";	3800	or die "unable to load facedata\n";
3339	}	3801	}
3340		3802
3341	sub reload_archetypes {	3803	sub reload_archetypes {
3342	load_resource_file "$DATADIR/archetypes"	3804	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";	3805	or die "unable to load archetypes\n";
		3806
		3807	cf::face::set
		3808	"res/skill_info" => FT_RSRC,
		3809	JSON::XS->new->utf8->canonical->encode (
		3810	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3811	);
		3812
		3813	cf::face::set
		3814	"res/spell_paths" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3817	);
		3818
		3819	# command completion
		3820	my @commands;
		3821
		3822	for (0..cf::arch::skillvec_size - 1) {
		3823	my $skill = cf::arch::skillvec $_;
		3824	my $name = $skill->name;
		3825	my $flags = cf::skill_flags $skill->subtype;
		3826
		3827	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3828	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3829	}
		3830
		3831	cf::client::set_command_face skill => \@commands;
3344	}	3832	}
3345		3833
3346	sub reload_treasures {	3834	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3835	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3836	or die "unable to load treasurelists\n";
3349	}	3837	}
3350		3838
		3839	sub reload_sound {
		3840	trace "loading sound config from $DATADIR/sound\n";
		3841
		3842	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3843
		3844	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3845	my $sound = $soundconf->{compat}[$_]
		3846	or next;
		3847
		3848	my $face = cf::face::find "sound/$sound->[1]";
		3849	cf::sound::set $sound->[0] => $face;
		3850	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3851	}
		3852
		3853	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3854	my $face = cf::face::find "sound/$v";
		3855	cf::sound::set $k => $face;
		3856	}
		3857	}
		3858
3351	sub reload_resources {	3859	sub reload_resources {
3352	warn "reloading resource files...\n";	3860	trace "reloading resource files...\n";
3353		3861
		3862	reload_materials;
3354	reload_facedata;	3863	reload_facedata;
		3864	reload_exp_table;
		3865	reload_sound;
3355	reload_archetypes;	3866	reload_archetypes;
3356	reload_regions;	3867	reload_regions;
3357	reload_treasures;	3868	reload_treasures;
3358		3869
3359	warn "finished reloading resource files\n";	3870	trace "finished reloading resource files\n";
3360	}	3871	}
3361		3872
3362	sub reload_config {	3873	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3874	trace "reloading config file...\n";
3364	or return;
3365		3875
3366	local $/;	3876	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3877	utf8::decode $config;
		3878	*CFG = decode_yaml $config;
3368		3879
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3880	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3881
3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3882	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3883	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3373		3884
3374	if (exists $CFG{mlockall}) {	3885	if (exists $CFG{mlockall}) {
…		…
3397		3908
3398	seek $fh, 0, 0;	3909	seek $fh, 0, 0;
3399	print $fh $$;	3910	print $fh $$;
3400	}	3911	}
3401		3912
		3913	sub main_loop {
		3914	trace "EV::loop starting\n";
		3915	if (1) {
		3916	EV::loop;
		3917	}
		3918	trace "EV::loop returned\n";
		3919	goto &main_loop unless $REALLY_UNLOOP;
		3920	}
		3921
3402	sub main {	3922	sub main {
3403	cf::init_globals; # initialise logging	3923	cf::init_globals; # initialise logging
3404		3924
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3925	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3926	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3927	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3928	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409		3929
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3930	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3931
3418	# we must not ever block the main coroutine	3932	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3933	$Coro::idle = sub {
3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3934	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3421	(async {	3935	(async {
3422	$Coro::current->{desc} = "IDLE BUG HANDLER";	3936	$Coro::current->{desc} = "IDLE BUG HANDLER";
3423	EV::loop EV::LOOP_ONESHOT;	3937	EV::loop EV::LOOP_ONESHOT;
3424	})->prio (Coro::PRIO_MAX);	3938	})->prio (Coro::PRIO_MAX);
3425	};	3939	};
3426		3940
3427	evthread_start IO::AIO::poll_fileno;	3941	evthread_start IO::AIO::poll_fileno;
3428		3942
3429	cf::sync_job {	3943	cf::sync_job {
		3944	cf::incloader::init ();
		3945
		3946	db_init;
		3947
		3948	cf::init_anim;
		3949	cf::init_attackmess;
		3950	cf::init_dynamic;
		3951
		3952	cf::load_settings;
		3953
3430	reload_resources;	3954	reload_resources;
3431	reload_config;	3955	reload_config;
3432	db_init;
3433		3956
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3957	cf::init_uuid;
3437	cf::init_signals;	3958	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3959	cf::init_skills;
3440		3960
3441	cf::init_beforeplay;	3961	cf::init_beforeplay;
3442		3962
3443	atomic;	3963	atomic;
…		…
3445	load_extensions;	3965	load_extensions;
3446		3966
3447	utime time, time, $RUNTIMEFILE;	3967	utime time, time, $RUNTIMEFILE;
3448		3968
3449	# no (long-running) fork's whatsoever before this point(!)	3969	# no (long-running) fork's whatsoever before this point(!)
		3970	use POSIX ();
3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3971	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451		3972
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3973	cf::_post_init 0;
3453	};	3974	};
3454		3975
3455	EV::loop;	3976	cf::object::thawer::errors_are_fatal 0;
		3977	info "parse errors in files are no longer fatal from this point on.\n";
		3978
		3979	AE::postpone {
		3980	undef &main; # free gobs of memory :)
		3981	};
		3982
		3983	goto &main_loop;
3456	}	3984	}
3457		3985
3458	#############################################################################	3986	#############################################################################
3459	# initialisation and cleanup	3987	# initialisation and cleanup
3460		3988
3461	# install some emergency cleanup handlers	3989	# install some emergency cleanup handlers
3462	BEGIN {	3990	BEGIN {
3463	our %SIGWATCHER = ();	3991	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3992	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3993	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3994	cf::cleanup "SIG$signal";
3467	};	3995	};
3468	}	3996	}
3469	}	3997	}
3470		3998
3471	sub write_runtime_sync {	3999	sub write_runtime_sync {
		4000	my $t0 = AE::time;
		4001
3472	# first touch the runtime file to show we are still running:	4002	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	4003	# the fsync below can take a very very long time.
3474		4004
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4005	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		4006
3477	my $guard = cf::lock_acquire "write_runtime";	4007	my $guard = cf::lock_acquire "write_runtime";
3478		4008
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4009	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	4010	or return;
3481		4011
3482	my $value = $cf::RUNTIME + 90 + 10;	4012	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	4013	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	4014	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	4027	or return;
3498		4028
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4029	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	4030	and return;
3501		4031
3502	warn "runtime file written.\n";	4032	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		4033
3504	1	4034	1
3505	}	4035	}
3506		4036
3507	our $uuid_lock;	4037	our $uuid_lock;
…		…
3519	or return;	4049	or return;
3520		4050
3521	my $value = uuid_seq uuid_cur;	4051	my $value = uuid_seq uuid_cur;
3522		4052
3523	unless ($value) {	4053	unless ($value) {
3524	warn "cowardly refusing to write zero uuid value!\n";	4054	info "cowardly refusing to write zero uuid value!\n";
3525	return;	4055	return;
3526	}	4056	}
3527		4057
3528	my $value = uuid_str $value + $uuid_skip;	4058	my $value = uuid_str $value + $uuid_skip;
3529	$uuid_skip = 0;	4059	$uuid_skip = 0;
…		…
3539	or return;	4069	or return;
3540		4070
3541	aio_rename "$uuid~", $uuid	4071	aio_rename "$uuid~", $uuid
3542	and return;	4072	and return;
3543		4073
3544	warn "uuid file written ($value).\n";	4074	trace "uuid file written ($value).\n";
3545		4075
3546	1	4076	1
3547		4077
3548	}	4078	}
3549		4079
…		…
3555	}	4085	}
3556		4086
3557	sub emergency_save() {	4087	sub emergency_save() {
3558	my $freeze_guard = cf::freeze_mainloop;	4088	my $freeze_guard = cf::freeze_mainloop;
3559		4089
3560	warn "enter emergency perl save\n";	4090	info "emergency_perl_save: enter\n";
		4091
		4092	# this is a trade-off: we want to be very quick here, so
		4093	# save all maps without fsync, and later call a global sync
		4094	# (which in turn might be very very slow)
		4095	local $USE_FSYNC = 0;
3561		4096
3562	cf::sync_job {	4097	cf::sync_job {
		4098	cf::write_runtime_sync; # external watchdog should not bark
		4099
3563	# use a peculiar iteration method to avoid tripping on perl	4100	# use a peculiar iteration method to avoid tripping on perl
3564	# refcount bugs in for. also avoids problems with players	4101	# refcount bugs in for. also avoids problems with players
3565	# and maps saved/destroyed asynchronously.	4102	# and maps saved/destroyed asynchronously.
3566	warn "begin emergency player save\n";	4103	info "emergency_perl_save: begin player save\n";
3567	for my $login (keys %cf::PLAYER) {	4104	for my $login (keys %cf::PLAYER) {
3568	my $pl = $cf::PLAYER{$login} or next;	4105	my $pl = $cf::PLAYER{$login} or next;
3569	$pl->valid or next;	4106	$pl->valid or next;
3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4107	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3571	$pl->save;	4108	$pl->save;
3572	}	4109	}
3573	warn "end emergency player save\n";	4110	info "emergency_perl_save: end player save\n";
3574		4111
3575	warn "begin emergency map save\n";	4112	cf::write_runtime_sync; # external watchdog should not bark
		4113
		4114	info "emergency_perl_save: begin map save\n";
3576	for my $path (keys %cf::MAP) {	4115	for my $path (keys %cf::MAP) {
3577	my $map = $cf::MAP{$path} or next;	4116	my $map = $cf::MAP{$path} or next;
3578	$map->valid or next;	4117	$map->valid or next;
3579	$map->save;	4118	$map->save;
3580	}	4119	}
3581	warn "end emergency map save\n";	4120	info "emergency_perl_save: end map save\n";
3582		4121
3583	warn "begin emergency database checkpoint\n";	4122	cf::write_runtime_sync; # external watchdog should not bark
		4123
		4124	info "emergency_perl_save: begin database checkpoint\n";
3584	BDB::db_env_txn_checkpoint $DB_ENV;	4125	BDB::db_env_txn_checkpoint $DB_ENV;
3585	warn "end emergency database checkpoint\n";	4126	info "emergency_perl_save: end database checkpoint\n";
3586		4127
3587	warn "begin write uuid\n";	4128	info "emergency_perl_save: begin write uuid\n";
3588	write_uuid_sync 1;	4129	write_uuid_sync 1;
3589	warn "end write uuid\n";	4130	info "emergency_perl_save: end write uuid\n";
		4131
		4132	cf::write_runtime_sync; # external watchdog should not bark
		4133
		4134	trace "emergency_perl_save: syncing database to disk";
		4135	BDB::db_env_txn_checkpoint $DB_ENV;
		4136
		4137	info "emergency_perl_save: starting sync\n";
		4138	IO::AIO::aio_sync sub {
		4139	info "emergency_perl_save: finished sync\n";
		4140	};
		4141
		4142	cf::write_runtime_sync; # external watchdog should not bark
		4143
		4144	trace "emergency_perl_save: flushing outstanding aio requests";
		4145	while (IO::AIO::nreqs || BDB::nreqs) {
		4146	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4147	}
		4148
		4149	cf::write_runtime_sync; # external watchdog should not bark
3590	};	4150	};
3591		4151
3592	warn "leave emergency perl save\n";	4152	info "emergency_perl_save: leave\n";
3593	}	4153	}
3594		4154
3595	sub post_cleanup {	4155	sub post_cleanup {
3596	my ($make_core) = @_;	4156	my ($make_core) = @_;
3597		4157
		4158	IO::AIO::flush;
		4159
3598	warn Carp::longmess "post_cleanup backtrace"	4160	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	4161	if $make_core;
3600		4162
3601	my $fh = pidfile;	4163	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	4164	unlink $PIDFILE if <$fh> == $$;
3603	}	4165	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4185	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	4186	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	4187	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4188	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4189	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4190	}
3630		4191
3631	sub do_reload_perl() {	4192	sub do_reload_perl() {
3632	# can/must only be called in main	4193	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4194	unless (in_main) {
3634	warn "can only reload from main coroutine";	4195	error "can only reload from main coroutine";
3635	return;	4196	return;
3636	}	4197	}
3637		4198
3638	return if $RELOAD++;	4199	return if $RELOAD++;
3639		4200
		4201	my $t1 = AE::time;
		4202
3640	while ($RELOAD) {	4203	while ($RELOAD) {
3641	warn "reloading...";	4204	cf::get_slot 0.1, -1, "reload_perl";
		4205	info "perl_reload: reloading...";
3642		4206
3643	warn "entering sync_job";	4207	trace "perl_reload: entering sync_job";
3644		4208
3645	cf::sync_job {	4209	cf::sync_job {
3646	cf::write_runtime_sync; # external watchdog should not bark
3647	cf::emergency_save;	4210	#cf::emergency_save;
3648	cf::write_runtime_sync; # external watchdog should not bark
3649		4211
3650	warn "syncing database to disk";
3651	BDB::db_env_txn_checkpoint $DB_ENV;
3652
3653	# if anything goes wrong in here, we should simply crash as we already saved
3654
3655	warn "flushing outstanding aio requests";
3656	while (IO::AIO::nreqs || BDB::nreqs) {
3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3658	}
3659
3660	warn "cancelling all extension coros";	4212	trace "perl_reload: cancelling all extension coros";
3661	$_->cancel for values %EXT_CORO;	4213	$_->cancel for values %EXT_CORO;
3662	%EXT_CORO = ();	4214	%EXT_CORO = ();
3663		4215
3664	warn "removing commands";	4216	trace "perl_reload: removing commands";
3665	%COMMAND = ();	4217	%COMMAND = ();
3666		4218
3667	warn "removing ext/exti commands";	4219	trace "perl_reload: removing ext/exti commands";
3668	%EXTCMD = ();	4220	%EXTCMD = ();
3669	%EXTICMD = ();	4221	%EXTICMD = ();
3670		4222
3671	warn "unloading/nuking all extensions";	4223	trace "perl_reload: unloading/nuking all extensions";
3672	for my $pkg (@EXTS) {	4224	for my $pkg (@EXTS) {
3673	warn "... unloading $pkg";	4225	trace "... unloading $pkg";
3674		4226
3675	if (my $cb = $pkg->can ("unload")) {	4227	if (my $cb = $pkg->can ("unload")) {
3676	eval {	4228	eval {
3677	$cb->($pkg);	4229	$cb->($pkg);
3678	1	4230	1
3679	} or warn "$pkg unloaded, but with errors: $@";	4231	} or error "$pkg unloaded, but with errors: $@";
3680	}	4232	}
3681		4233
3682	warn "... clearing $pkg";	4234	trace "... clearing $pkg";
3683	clear_package $pkg;	4235	clear_package $pkg;
3684	}	4236	}
3685		4237
3686	warn "unloading all perl modules loaded from $LIBDIR";	4238	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3687	while (my ($k, $v) = each %INC) {	4239	while (my ($k, $v) = each %INC) {
3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4240	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689		4241
3690	warn "... unloading $k";	4242	trace "... unloading $k";
3691	delete $INC{$k};	4243	delete $INC{$k};
3692		4244
3693	$k =~ s/\.pm$//;	4245	$k =~ s/\.pm$//;
3694	$k =~ s/\//::/g;	4246	$k =~ s/\//::/g;
3695		4247
…		…
3698	}	4250	}
3699		4251
3700	clear_package $k;	4252	clear_package $k;
3701	}	4253	}
3702		4254
3703	warn "getting rid of safe::, as good as possible";	4255	trace "perl_reload: getting rid of safe::, as good as possible";
3704	clear_package "safe::$_"	4256	clear_package "safe::$_"
3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4257	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3706		4258
3707	warn "unloading cf.pm \"a bit\"";	4259	trace "perl_reload: unloading cf.pm \"a bit\"";
3708	delete $INC{"cf.pm"};	4260	delete $INC{"cf.pm"};
3709	delete $INC{"cf/pod.pm"};	4261	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3710		4262
3711	# don't, removes xs symbols, too,	4263	# don't, removes xs symbols, too,
3712	# and global variables created in xs	4264	# and global variables created in xs
3713	#clear_package __PACKAGE__;	4265	#clear_package __PACKAGE__;
3714		4266
3715	warn "unload completed, starting to reload now";	4267	info "perl_reload: unload completed, starting to reload now";
3716		4268
3717	warn "reloading cf.pm";	4269	trace "perl_reload: reloading cf.pm";
3718	require cf;	4270	require cf;
3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4271	cf::_connect_to_perl_1;
3720		4272
3721	warn "loading config and database again";	4273	trace "perl_reload: loading config and database again";
3722	cf::reload_config;	4274	cf::reload_config;
3723		4275
3724	warn "loading extensions";	4276	trace "perl_reload: loading extensions";
3725	cf::load_extensions;	4277	cf::load_extensions;
3726		4278
		4279	if ($REATTACH_ON_RELOAD) {
3727	warn "reattaching attachments to objects/players";	4280	trace "perl_reload: reattaching attachments to objects/players";
3728	_global_reattach; # objects, sockets	4281	_global_reattach; # objects, sockets
3729	warn "reattaching attachments to maps";	4282	trace "perl_reload: reattaching attachments to maps";
3730	reattach $_ for values %MAP;	4283	reattach $_ for values %MAP;
3731	warn "reattaching attachments to players";	4284	trace "perl_reload: reattaching attachments to players";
3732	reattach $_ for values %PLAYER;	4285	reattach $_ for values %PLAYER;
		4286	}
3733		4287
3734	warn "running post_load";	4288	cf::_post_init 1;
3735	(pop @POST_INIT)->(1) while @POST_INIT;
3736		4289
3737	warn "leaving sync_job";	4290	trace "perl_reload: leaving sync_job";
3738		4291
3739	1	4292	1
3740	} or do {	4293	} or do {
3741	warn $@;	4294	error $@;
3742	cf::cleanup "error while reloading, exiting.";	4295	cf::cleanup "perl_reload: error, exiting.";
3743	};	4296	};
3744		4297
3745	warn "reloaded";
3746	--$RELOAD;	4298	--$RELOAD;
3747	}	4299	}
		4300
		4301	$t1 = AE::time - $t1;
		4302	info "perl_reload: completed in ${t1}s\n";
3748	};	4303	};
3749		4304
3750	our $RELOAD_WATCHER; # used only during reload	4305	our $RELOAD_WATCHER; # used only during reload
3751		4306
3752	sub reload_perl() {	4307	sub reload_perl() {
3753	# doing reload synchronously and two reloads happen back-to-back,	4308	# doing reload synchronously and two reloads happen back-to-back,
3754	# coro crashes during coro_state_free->destroy here.	4309	# coro crashes during coro_state_free->destroy here.
3755		4310
		4311	$RELOAD_WATCHER ||= cf::async {
		4312	Coro::AIO::aio_wait cache_extensions;
		4313
3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4314	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3757	do_reload_perl;	4315	do_reload_perl;
3758	undef $RELOAD_WATCHER;	4316	undef $RELOAD_WATCHER;
		4317	};
3759	};	4318	};
3760	}	4319	}
3761		4320
3762	register_command "reload" => sub {	4321	register_command "reload" => sub {
3763	my ($who, $arg) = @_;	4322	my ($who, $arg) = @_;
…		…
3769	reload_perl;	4328	reload_perl;
3770	};	4329	};
3771	}	4330	}
3772	};	4331	};
3773		4332
3774	unshift @INC, $LIBDIR;	4333	#############################################################################
3775		4334
3776	my $bug_warning = 0;	4335	my $bug_warning = 0;
3777		4336
3778	our @WAIT_FOR_TICK;
3779	our @WAIT_FOR_TICK_BEGIN;
3780
3781	sub wait_for_tick {	4337	sub wait_for_tick() {
3782	return if tick_inhibit || $Coro::current == $Coro::main;	4338	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3783		4339
3784	my $signal = new Coro::Signal;	4340	$WAIT_FOR_TICK->wait;
3785	push @WAIT_FOR_TICK, $signal;
3786	$signal->wait;
3787	}	4341	}
3788		4342
3789	sub wait_for_tick_begin {	4343	sub wait_for_tick_begin() {
3790	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3791		4345
3792	my $signal = new Coro::Signal;	4346	my $signal = new Coro::Signal;
3793	push @WAIT_FOR_TICK_BEGIN, $signal;	4347	push @WAIT_FOR_TICK_BEGIN, $signal;
3794	$signal->wait;	4348	$signal->wait;
3795	}	4349	}
…		…
3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4353	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3800	unless ++$bug_warning > 10;	4354	unless ++$bug_warning > 10;
3801	return;	4355	return;
3802	}	4356	}
3803		4357
3804	cf::server_tick; # one server iteration	4358	cf::one_tick; # one server iteration
		4359
		4360	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3805		4361
3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4362	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4363	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3808	Coro::async_pool {	4364	Coro::async_pool {
3809	$Coro::current->{desc} = "runtime saver";	4365	$Coro::current->{desc} = "runtime saver";
3810	write_runtime_sync	4366	write_runtime_sync
3811	or warn "ERROR: unable to write runtime file: $!";	4367	or error "ERROR: unable to write runtime file: $!";
3812	};	4368	};
3813	}	4369	}
3814		4370
3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4371	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3816	$sig->send;	4372	$sig->send;
3817	}	4373	}
3818	while (my $sig = shift @WAIT_FOR_TICK) {	4374	$WAIT_FOR_TICK->broadcast;
3819	$sig->send;
3820	}
3821		4375
3822	$LOAD = ($NOW - $TICK_START) / $TICK;	4376	$LOAD = ($NOW - $TICK_START) / $TICK;
3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4377	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3824		4378
3825	if (0) {	4379	if (0) {
3826	if ($NEXT_TICK) {	4380	if ($NEXT_TICK) {
3827	my $jitter = $TICK_START - $NEXT_TICK;	4381	my $jitter = $TICK_START - $NEXT_TICK;
3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4382	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829	warn "jitter $JITTER\n";#d#	4383	debug "jitter $JITTER\n";#d#
3830	}	4384	}
3831	}	4385	}
3832	}	4386	}
3833		4387
3834	{	4388	{
3835	# configure BDB	4389	# configure BDB
		4390	info "initialising database";
3836		4391
3837	BDB::min_parallel 8;	4392	BDB::min_parallel 16;
3838	BDB::max_poll_reqs $TICK * 0.1;	4393	BDB::max_poll_reqs $TICK * 0.1;
3839	$AnyEvent::BDB::WATCHER->priority (1);	4394	#$AnyEvent::BDB::WATCHER->priority (1);
3840		4395
3841	unless ($DB_ENV) {	4396	unless ($DB_ENV) {
3842	$DB_ENV = BDB::db_env_create;	4397	$DB_ENV = BDB::db_env_create;
3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4398	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4399	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4424	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3870	};	4425	};
3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4426	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4427	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3873	};	4428	};
		4429
		4430	info "database initialised";
3874	}	4431	}
3875		4432
3876	{	4433	{
3877	# configure IO::AIO	4434	# configure IO::AIO
3878		4435
		4436	info "initialising aio";
3879	IO::AIO::min_parallel 8;	4437	IO::AIO::min_parallel 8;
3880	IO::AIO::max_poll_time $TICK * 0.1;	4438	IO::AIO::max_poll_time $TICK * 0.1;
3881	undef $AnyEvent::AIO::WATCHER;	4439	undef $AnyEvent::AIO::WATCHER;
		4440	info "aio initialised";
3882	}	4441	}
3883		4442
3884	my $_log_backtrace;	4443	our $_log_backtrace;
		4444	our $_log_backtrace_last;
3885		4445
3886	sub _log_backtrace {	4446	sub _log_backtrace {
3887	my ($msg, @addr) = @_;	4447	my ($msg, @addr) = @_;
3888		4448
3889	$msg =~ s/\n//;	4449	$msg =~ s/\n$//;
3890		4450
		4451	if ($_log_backtrace_last eq $msg) {
		4452	LOG llevInfo, "[ABT] $msg\n";
		4453	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3891	# limit the # of concurrent backtraces	4454	# limit the # of concurrent backtraces
3892	if ($_log_backtrace < 2) {	4455	} elsif ($_log_backtrace < 2) {
		4456	$_log_backtrace_last = $msg;
3893	++$_log_backtrace;	4457	++$_log_backtrace;
3894	my $perl_bt = Carp::longmess $msg;	4458	my $perl_bt = Carp::longmess $msg;
3895	async {	4459	async {
3896	$Coro::current->{desc} = "abt $msg";	4460	$Coro::current->{desc} = "abt $msg";
3897		4461
…		…
3917	LOG llevInfo, "[ABT] $_\n" for @bt;	4481	LOG llevInfo, "[ABT] $_\n" for @bt;
3918	--$_log_backtrace;	4482	--$_log_backtrace;
3919	};	4483	};
3920	} else {	4484	} else {
3921	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $msg\n";
3922	LOG llevInfo, "[ABT] [suppressed]\n";	4486	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3923	}	4487	}
3924	}	4488	}
3925		4489
3926	# load additional modules	4490	# load additional modules
3927	use cf::pod;	4491	require "cf/$_.pm" for @EXTRA_MODULES;
		4492	cf::_connect_to_perl_2;
3928		4493
3929	END { cf::emergency_save }	4494	END { cf::emergency_save }
3930		4495
3931	1	4496	1
3932		4497

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