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Revision 1.458 by root, Sat Dec 13 20:34:37 2008 UTC vs.
Revision 1.621 by root, Fri Nov 18 20:55:00 2016 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
36
37	use Guard ();	35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
38	use Coro ();	41	use Coro ();
39	use Coro::State;	42	use Coro::State;
40	use Coro::Handle;	43	use Coro::Handle;
41	use Coro::EV;	44	use Coro::EV;
42	use Coro::AnyEvent;	45	use Coro::AnyEvent;
43	use Coro::Timer;	46	use Coro::Timer;
44	use Coro::Signal;	47	use Coro::Signal;
45	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
46	use Coro::AnyEvent;	50	use Coro::AnyEvent;
47	use Coro::AIO;	51	use Coro::AIO;
48	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
49	use Coro::Storable;	53	use Coro::Storable;
50	use Coro::Util ();	54	use Coro::Util ();
51		55
		56	use Guard ();
52	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
53	use BDB ();	58	use BDB ();
54	use Data::Dumper;	59	use Data::Dumper;
55	use Digest::MD5;
56	use Fcntl;	60	use Fcntl;
57	use YAML ();	61	use YAML::XS ();
58	use IO::AIO ();	62	use IO::AIO ();
59	use Time::HiRes;
60	use Compress::LZF;	63	use Compress::LZF;
61	use Digest::MD5 ();	64	use Digest::MD5 ();
62		65
63	AnyEvent::detect;	66	AnyEvent::detect;
64		67
…		…
71		74
72	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
74	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
75		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
76	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;
77		85
78	our %COMMAND = ();	86	our %COMMAND = ();
79	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
80		88
81	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
82	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
83	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
84	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
85	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
86		96
87	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
88	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
89		101
90	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
91	our $DATADIR = datadir;	104	our $DATADIR = datadir;
92	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
93	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
94	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
95	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
96	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
97	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
98	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
99	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
100	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
101	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
102	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
103		117
104	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;
105		125
106	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
107	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
108	our $NEXT_TICK;	128	our $NEXT_TICK;
109	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
110		130
111	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
112	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
113	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
114	our $DB_ENV;	134	our $DB_ENV;
115		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
116	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
117		140
118	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
119	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
120	our $NOW;	144	our $NOW;
121		145
122	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
123	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
124	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
131	our $JITTER; # average jitter	155	our $JITTER; # average jitter
132	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
133		157
134	our @POST_INIT;	158	our @POST_INIT;
135		159
136	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
137		165
138	binmode STDOUT;	166	binmode STDOUT;
139	binmode STDERR;	167	binmode STDERR;
140		168
141	# read virtual server time, if available	169	# read virtual server time, if available
…		…
143	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
144	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
145	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
146	}	174	}
147		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
148	mkdir $_	178	mkdir $_
149	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
150		180
151	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
152		182
153	sub cf::map::normalise;	183	sub cf::map::normalise;
154		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
155	#############################################################################	189	#############################################################################
156		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
157	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
158		203
159	=over 4	204	=over 4
160		205
161	=item $cf::UPTIME	206	=item $cf::UPTIME
162		207
163	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.
164		224
165	=item $cf::RUNTIME	225	=item $cf::RUNTIME
166		226
167	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
168	every server tick.	228	every server tick.
169		229
170	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
171	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
172	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
173		233
174	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
175	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
176	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
177	database environment.	237	database environment.
178		238
179	=item $cf::NOW
180
181	The time of the last (current) server tick.
182
183	=item $cf::TICK
184
185	The interval between server ticks, in seconds.
186
187	=item $cf::LOADAVG	239	=item $cf::LOADAVG
188		240
189	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
190	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
191	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
199	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
200	from wherever your confdir points to.	252	from wherever your confdir points to.
201		253
202	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
203		255
204	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
205	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
206	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
207		277
208	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
209		279
210	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
211	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
212	that call.	282	that call.
213		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
214	=back	290	=back
215		291
216	=cut	292	=cut
217		293
218	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
219	*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 {
220	my $msg = join "", @_;	301	my $msg = join "", @_;
221		302
222	$msg .= "\n"	303	$msg .= "\n"
223	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
224		305
225	$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;
226		307
227	LOG llevError, $msg;	308	LOG llevWarn, $msg;
228	};	309	};
229	}
230		310
231	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
232	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
233		313
234	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
235	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
236	return;#d#	318	return;#d#
237	}#d#	319	}#d#
238		320
239	# kill coroutine otherwise	321	# kill coroutine otherwise
240	warn Carp::longmess $_[0];
241	Coro::terminate	322	Coro::terminate
242	};	323	};
243
244	$SIG{__DIE__} = sub { }; #d#?
245		324
246	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
247	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
248	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
249	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
263	)) {	342	)) {
264	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
265	}	344	}
266		345
267	$EV::DIED = sub {	346	$EV::DIED = sub {
268	warn "error in event callback: @_";	347	warn "error in event callback: $@";
269	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
270		354
271	#############################################################################	355	#############################################################################
272		356
273	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
274		358
…		…
295	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
296	$d	380	$d
297	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
298	}	382	}
299		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
300	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
301		437
302	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
303		439
304	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
310	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
311		447
312	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
313	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
314		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 $_[0]
		480	}
		481
315	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
316		483
317	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
318	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
319		486
320	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
321	is a reload or not.	488	is a reload or not.
322		489
323	=cut	490	=cut
324		491
325	sub post_init(&) {	492	sub post_init(&) {
326	push @POST_INIT, shift;	493	push @POST_INIT, shift;
327	}	494	}
328		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
329	=item cf::lock_wait $string	513	=item cf::lock_wait $string
330		514
331	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
332		516
333	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
334		518
335	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
336	a L<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,
…		…
347		531
348	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.
349		533
350	=cut	534	=cut
351		535
352	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
353	our %LOCKER;#d#
354		537
355	sub lock_wait($) {	538	sub lock_wait($) {
356	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
357
358	if ($LOCKER{$key} == $Coro::current) {#d#
359	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
360	return;#d#
361	}#d#
362
363	# wait for lock, if any
364	while ($LOCK{$key}) {
365	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
366	push @{ $LOCK{$key} }, $Coro::current;
367	Coro::schedule;
368	}
369	}	540	}
370		541
371	sub lock_acquire($) {	542	sub lock_acquire($) {
372	my ($key) = @_;	543	$LOCKS->guard ($_[0])
373
374	# wait, to be sure we are not locked
375	lock_wait $key;
376
377	$LOCK{$key} = [];
378	$LOCKER{$key} = $Coro::current;#d#
379
380	Guard::guard {
381	delete $LOCKER{$key};#d#
382	# wake up all waiters, to be on the safe side
383	$_->ready for @{ delete $LOCK{$key} };
384	}
385	}	544	}
386		545
387	sub lock_active($) {	546	sub lock_active($) {
388	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
389
390	! ! $LOCK{$key}
391	}	548	}
392		549
393	sub freeze_mainloop {	550	sub freeze_mainloop {
394	tick_inhibit_inc;	551	tick_inhibit_inc;
395		552
…		…
397	}	554	}
398		555
399	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
400		557
401	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
402	get spread over timer.	559	get spread over time.
403		560
404	=cut	561	=cut
405		562
406	sub periodic($$) {	563	sub periodic($$) {
407	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
411	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
412	}	569	}
413		570
414	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
415		572
416	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
417	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
418	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
419		580
420	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
421	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
422		583
423	Useful for short background jobs.	584	Useful for short background jobs.
424		585
425	=cut	586	=cut
426		587
427	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
428	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
429		591
430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
431	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
432	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
433		595
434	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
435		598
436	while () {	599	while () {
437	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
438	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
439	if ($avail > 0.01) {	605
440	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
441	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
442	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
443	$job->[2]->send;	610	$job->[2]->send;
444	Coro::cede;
445	goto next_job;	611	goto next_job;
446	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
447	}	614	}
448	}	615	}
449		616
450	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
451	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
452	push @cf::WAIT_FOR_TICK, $signal;
453	$signal->wait;
454	} else {	619	} else {
		620	$busy = 0;
455	Coro::schedule;	621	Coro::schedule;
456	}	622	}
457	}	623	}
458	};	624	};
459		625
460	sub get_slot($;$$) {	626	sub get_slot($;$$) {
461	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
462		628
463	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
464		630
465	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
466	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
467		634
468	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
469	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
470	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
482	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
483		650
484	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
485		652
486	The design of Deliantra requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
487	is always able to handle events or runnable, as Deliantra is only	654	is always able to handle events or is runnable, as Deliantra is only
488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
489	acceptable.	656	acceptable.
490		657
491	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
492	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
496	=cut	663	=cut
497		664
498	sub sync_job(&) {	665	sub sync_job(&) {
499	my ($job) = @_;	666	my ($job) = @_;
500		667
501	if ($Coro::current == $Coro::main) {	668	if (in_main) {
502	my $time = EV::time;	669	my $time = AE::time;
503		670
504	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
505	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
506		673
507	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
508		675
509	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
510		677
511	my $busy = 1;	678	my $busy = 1;
512	my @res;	679	my @res;
513		680
514	(async {	681	(async {
515	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
516	@res = eval { $job->() };	683	@res = eval { $job->() };
517	warn $@ if $@;	684	error $@ if $@;
518	undef $busy;	685	undef $busy;
519	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
520		687
521	while ($busy) {	688	while ($busy) {
522	if (Coro::nready) {	689	if (Coro::nready) {
523	Coro::cede_notself;	690	Coro::cede_notself;
524	} else {	691	} else {
525	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
526	}	693	}
527	}	694	}
528		695
529	my $time = EV::time - $time;	696	my $time = AE::time - $time;
530		697
531	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
532		699
533	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
534	} else {	701	} else {
…		…
556	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
557		724
558	$coro	725	$coro
559	}	726	}
560		727
561	=item fork_call { }, $args	728	=item fork_call { }, @args
562		729
563	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
564	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
565	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
566	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
567		734
568	=cut	735	=cut
569		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
570	sub fork_call(&@) {	741	sub fork_call(&@) {
571	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
572		743
573	# we seemingly have to make a local copy of the whole thing,
574	# otherwise perl prematurely frees the stuff :/
575	# TODO: investigate and fix (likely this will be rather laborious)
576
577	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
578	reset_signals;	745	cf::post_fork;
579	&$cb	746	&$cb
580	}, @args;	747	} @args;
581		748
582	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	)
583	}	761	}
584		762
585	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
586		764
587	=cut	765	=cut
…		…
624	within each server.	802	within each server.
625		803
626	=cut	804	=cut
627		805
628	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
629	my ($name) = @_;	810	my ($name) = @_;
630	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
631		812
632	eval {	813	eval {
633	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
643	}	824	}
644		825
645	our $DB;	826	our $DB;
646		827
647	sub db_init {	828	sub db_init {
648	cf::sync_job {
649	$DB ||= db_table "db";	829	$DB ||= db_table "db";
650	};
651	}	830	}
652		831
653	sub db_get($$) {	832	sub db_get($$) {
654	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
655		834
656	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
657	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
658		839
659	$! ? ()	840	$! ? ()
660	: $data	841	: $data
661	}
662	}	842	}
663		843
664	sub db_put($$$) {	844	sub db_put($$$) {
665	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
666	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
694		874
695	my @data;	875	my @data;
696	my $md5;	876	my $md5;
697		877
698	for (0 .. $#$src) {	878	for (0 .. $#$src) {
699	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
700	or Carp::croak "$src->[$_]: $!";
701	}	880	}
702		881
703	# if processing is expensive, check	882	# if processing is expensive, check
704	# checksum first	883	# checksum first
705	if (1) {	884	if (1) {
…		…
718		897
719	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
720	}	899	}
721	}	900	}
722		901
723	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
724	my $data = $process->(\@data);	903	my $data = $process->(\@data);
725	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
726		905
727	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
728		907
729	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
730	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
731	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
732		911
…		…
742		921
743	=cut	922	=cut
744		923
745	sub datalog($@) {	924	sub datalog($@) {
746	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
747	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
748	}	927	}
749		928
750	=back	929	=back
751		930
752	=cut	931	=cut
…		…
947		1126
948	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
949	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
950		1129
951	} elsif (ref $type) {	1130	} elsif (ref $type) {
952	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
953		1132
954	} else {	1133	} else {
955	shift @arg;	1134	shift @arg;
956	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
957	}	1136	}
958	}	1137	}
959	}	1138	}
960		1139
961	sub _object_attach {	1140	sub _object_attach {
…		…
971	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
972	}	1151	}
973		1152
974	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
975	} else {	1154	} else {
976	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
977	}	1156	}
978		1157
979	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
980	}	1159	}
981		1160
…		…
1040		1219
1041	for (@$callbacks) {	1220	for (@$callbacks) {
1042	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1043		1222
1044	if ($@) {	1223	if ($@) {
1045	warn "$@";
1046	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1047	override;	1225	override;
1048	}	1226	}
1049		1227
1050	return 1 if $override;	1228	return 1 if $override;
1051	}	1229	}
…		…
1130	for (@$attach) {	1308	for (@$attach) {
1131	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1132	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1133	}	1311	}
1134	} else {	1312	} else {
1135	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1136	}	1314	}
1137	}	1315	}
1138	}	1316	}
1139		1317
1140	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1167	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1168		1346
1169	sync_job {	1347	sync_job {
1170	if (length $$rdata) {	1348	if (length $$rdata) {
1171	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1172	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1173	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1174		1353
1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1176	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1178	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	}
1179	aio_close $fh;	1361	aio_close $fh;
1180		1362
1181	if (@$objs) {	1363	if (@$objs) {
1182	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) {
1183	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1184	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1185	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1186	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	}
1187	aio_close $fh;	1372	aio_close $fh;
1188	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1189	}	1374	}
1190	} else {	1375	} else {
1191	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
…		…
1194	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1195		1380
1196	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1197	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1198	} else {	1383	} else {
1199	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1200	}	1385	}
1201	} else {	1386	} else {
1202	aio_unlink $filename;	1387	aio_unlink $filename;
1203	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1204	}	1389	}
…		…
1228	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1229	$av = $st->{objs};	1414	$av = $st->{objs};
1230	}	1415	}
1231		1416
1232	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1233	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1234	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1235		1421
1236	($data, $av)	1422	($data, $av)
1237	}	1423	}
1238		1424
1239	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1243	=cut	1429	=cut
1244		1430
1245	#############################################################################	1431	#############################################################################
1246	# command handling &c	1432	# command handling &c
1247		1433
1248	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1249		1435
1250	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
1251	$name.	1437	$name.
1252		1438
1253	=cut	1439	=cut
…		…
1259	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1260		1446
1261	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1262	}	1448	}
1263		1449
1264	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1265		1451
1266	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1267	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
1268	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
1269	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
1270	has logged in successfully.	1456	has logged in successfully.
1271		1457
1272	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1273	called.
1274		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
1275	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1276		1466
1277	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1278	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
1279	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
1280	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
1281	log-in.	1471	log-in.
1282		1472
1283	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1284	called.
1285		1474
1286	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1287		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1288	sub register_extcmd {	1482	sub register_extcmd($$) {
1289	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1290		1484
1291	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1292	}	1486	}
1293		1487
1294	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1295	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1296		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1297	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1298	}	1498	}
1299		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1300	use File::Glob ();	1506	use File::Glob ();
1301		1507
1302	cf::player->attach (	1508	cf::player->attach (
1303	on_command => sub {	1509	on_unknown_command => sub {
1304	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1305		1511
1306	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1307	or return;	1513	or return;
1308		1514
…		…
1316	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1317		1523
1318	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1319		1525
1320	if (ref $msg) {	1526	if (ref $msg) {
1321	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1322	"ARRAY" eq ref $msg
1323	? @$msg
1324	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1325		1528
1326	my @reply;
1327
1328	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}) {
1329	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1330	}	1547	}
1331		1548
1332	$pl->ext_reply ($reply, @reply)
1333	if $reply;
1334
1335	} else {	1549	} else {
1336	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1337	}	1551	}
1338		1552
1339	cf::override;	1553	cf::override;
1340	},	1554	},
1341	);	1555	);
1342		1556
1343	# "readahead" all extensions	1557	# "readahead" all extensions
1344	sub cache_extensions {	1558	sub cache_extensions {
1345	my $grp = IO::AIO::aio_group;	1559	my $grp = IO::AIO::aio_group;
1346		1560
1347	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1348	for (grep /\.ext$/, @{$_[0]}) {	1562	for (grep /\.ext$/, @{$_[0]}) {
1349	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1350	}	1564	}
1351	};	1565	};
1352		1566
1353	$grp	1567	$grp
1354	}	1568	}
1355		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
1356	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1357	cf::sync_job {	1586	cf::sync_job {
1358	my %todo;	1587	my %todo;
1359		1588
1360	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1361	next unless -r $path;	1590	next unless -r $path;
…		…
1379		1608
1380	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1381	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1382		1611
1383	$ext{source} =	1612	$ext{source} =
1384	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1385	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1386	. $source	1615	. $source
1387	. "\n};\n1";	1616	. "\n};\n1";
1388		1617
1389	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1390	}	1619	}
1391		1620
		1621	my $pass = 0;
1392	my %done;	1622	my %done;
1393	while (%todo) {	1623	while (%todo) {
1394	my $progress;	1624	my $progress;
1395		1625
		1626	++$pass;
		1627
		1628	ext:
1396	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1397	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1398	goto skip	1631	next ext
1399	unless exists $done{$_};	1632	unless exists $done{$_};
1400	}	1633	}
1401		1634
1402	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1403		1636
1404	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 $@) {
1405	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1406	: "$v->{base}: extension inactive.\n";
1407		1650
1408	if (exists $v->{meta}{mandatory}) {
1409	warn $msg;
1410	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1411	}	1652	if exists $v->{meta}{mandatory};
1412		1653
1413	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;
1414	}	1663	}
1415
1416	$done{$k} = delete $todo{$k};
1417	push @EXTS, $v->{pkg};
1418	$progress = 1;
1419	}	1664	}
1420		1665
1421	skip:	1666	unless ($progress) {
1422	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1423	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	}
1424	}	1676	}
1425	};	1677	};
1426	}	1678	}
1427		1679
1428	#############################################################################	1680	#############################################################################
…		…
1512	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1513	}	1765	}
1514	}	1766	}
1515	}	1767	}
1516		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1517	sub save($) {	1782	sub save($) {
1518	my ($pl) = @_;	1783	my ($pl) = @_;
1519		1784
1520	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1521		1786
…		…
1526		1791
1527	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1528	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1529		1794
1530	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];
1531		1799
1532	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1533	cf::cede_to_tick;	1801	cf::cede_to_tick;
1534	}	1802	}
1535		1803
…		…
1569	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1570		1838
1571	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1572	$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
1573		1841
1574	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1575	$pl->deactivate;	1843	$pl->deactivate;
		1844
1576	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;
1577	$pl->ob->check_score;
1578	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1579	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1580		1850
1581	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1582	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1583	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1637	\@logins	1907	\@logins
1638	}	1908	}
1639		1909
1640	=item $player->maps	1910	=item $player->maps
1641		1911
		1912	=item cf::player::maps $login
		1913
1642	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1643	player. May block.	1915	player. May block.
1644		1916
1645	=cut	1917	=cut
1646		1918
…		…
1667		1939
1668	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1669		1941
1670	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1671		1943
1672	=item $player->ext_reply ($msgid, @msg)
1673
1674	Sends an ext reply to the player.
1675
1676	=cut
1677
1678	sub ext_reply($$@) {
1679	my ($self, $id, @msg) = @_;
1680
1681	$self->ns->ext_reply ($id, @msg)
1682	}
1683
1684	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1685		1945
1686	Sends an ext event to the client.	1946	Sends an ext event to the client.
1687		1947
1688	=cut	1948	=cut
…		…
1707		1967
1708	=cut	1968	=cut
1709		1969
1710	sub find_by_path($) {	1970	sub find_by_path($) {
1711	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1712		1974
1713	my ($match, $specificity);	1975	my ($match, $specificity);
1714		1976
1715	for my $region (list) {	1977	for my $region (list) {
1716	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1745	sub generate_random_map {	2007	sub generate_random_map {
1746	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1747		2009
1748	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
1749		2011
1750	# mit "rum" bekleckern, nicht
1751	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1752	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1753	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1754	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1755	$rmp->{exit_on_final_map},
1756	$rmp->{xsize}, $rmp->{ysize},
1757	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1758	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1759	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1760	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1761	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1762	(cf::region::find $rmp->{region}), $rmp->{custom}
1763	)
1764	}	2013	}
1765		2014
1766	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1767		2016
1768	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
…		…
1773		2022
1774	sub register {	2023	sub register {
1775	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1776	my $pkg = caller;	2025	my $pkg = caller;
1777		2026
1778	no strict;
1779	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1780		2028
1781	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1782	}	2030	}
1783		2031
1784	# also paths starting with '/'	2032	# also paths starting with '/'
1785	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1786		2034
1787	sub thawer_merge {	2035	sub thawer_merge {
1788	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1789		2037
1790	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1795	}	2043	}
1796		2044
1797	sub normalise {	2045	sub normalise {
1798	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1799		2047
1800	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1801		2049
1802	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1803		2051
1804	# map plan:	2052	# map plan:
1805	#	2053	#
…		…
1820	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1821	$path = "$base/$path";	2069	$path = "$base/$path";
1822	}	2070	}
1823		2071
1824	for ($path) {	2072	for ($path) {
1825	redo if s{//}{/};
1826	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1827	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1828	}	2075	}
1829		2076
1830	$path	2077	$path
…		…
1844	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1845	return $self;	2092	return $self;
1846	}	2093	}
1847	}	2094	}
1848		2095
1849	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1850	()	2097	()
1851	}	2098	}
1852		2099
		2100	# may re-bless or do other evil things
1853	sub init {	2101	sub init {
1854	my ($self) = @_;	2102	my ($self) = @_;
1855		2103
1856	$self	2104	$self
1857	}	2105	}
…		…
1888		2136
1889	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1890	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1891	}	2139	}
1892		2140
1893	# and all this just because we cannot iterate over
1894	# all maps in C++...
1895	sub change_all_map_light {
1896	my ($change) = @_;
1897
1898	$_->change_map_light ($change)
1899	for grep $_->outdoor, values %cf::MAP;
1900	}
1901
1902	sub decay_objects {	2141	sub decay_objects {
1903	my ($self) = @_;	2142	my ($self) = @_;
1904		2143
1905	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1906		2145
…		…
1931	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1932		2171
1933	1	2172	1
1934	}	2173	}
1935		2174
		2175	# used to laod the header of an original map
1936	sub load_header_orig {	2176	sub load_header_orig {
1937	my ($self) = @_;	2177	my ($self) = @_;
1938		2178
1939	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1940	}	2180	}
1941		2181
		2182	# used to laod the header of an instantiated map
1942	sub load_header_temp {	2183	sub load_header_temp {
1943	my ($self) = @_;	2184	my ($self) = @_;
1944		2185
1945	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1946	}	2187	}
1947		2188
		2189	# called after loading the header from an instantiated map
1948	sub prepare_temp {	2190	sub prepare_temp {
1949	my ($self) = @_;	2191	my ($self) = @_;
1950		2192
1951	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1952	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1953	# safety	2195	# safety
1954	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1955	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1956	}	2198	}
1957		2199
		2200	# called after loading the header from an original map
1958	sub prepare_orig {	2201	sub prepare_orig {
1959	my ($self) = @_;	2202	my ($self) = @_;
1960		2203
1961	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1962	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1986		2229
1987	sub find;	2230	sub find;
1988	sub find {	2231	sub find {
1989	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1990		2233
		2234	cf::cede_to_tick;
		2235
1991	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1992		2237
1993	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1994	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1995		2240
1996	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1997	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1998	my $guard2 = cf::lock_acquire "map_find:$path";
1999
2000	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
2001	or return;	2243	or return;
2002		2244
2003	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
2004		2246
…		…
2016		2258
2017	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2018	}	2260	}
2019	}	2261	}
2020		2262
2021	sub pre_load { }	2263	sub pre_load { }
2022	sub post_load { }	2264	#sub post_load { } # XS
2023		2265
2024	sub load {	2266	sub load {
2025	my ($self) = @_;	2267	my ($self) = @_;
2026		2268
2027	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2030		2272
2031	{	2273	{
2032	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2033		2275
2034	return unless $self->valid;	2276	return unless $self->valid;
2035	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2036
2037	$self->in_memory (cf::MAP_LOADING);
2038		2278
2039	$self->alloc;	2279	$self->alloc;
2040		2280
2041	$self->pre_load;	2281	$self->pre_load;
2042	cf::cede_to_tick;	2282	cf::cede_to_tick;
2043		2283
		2284	if (exists $self->{load_path}) {
2044	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2045	$f->skip_block;	2286	$f->skip_block;
2046	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2047	or return;	2288	or return;
2048		2289
2049	$self->post_load_original	2290	$self->post_load_original
2050	if delete $self->{load_original};	2291	if delete $self->{load_original};
2051		2292
2052	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2053	utf8::encode $uniq;	2294	utf8::encode $uniq;
2054	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2055	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2056	$self->clear_unique_items;	2297	$self->clear_unique_items;
2057	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2058	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2059	}	2301	}
2060	}	2302	}
2061	}
2062		2303
2063	$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);
2064		2311
2065	cf::cede_to_tick;	2312	cf::cede_to_tick;
2066	# now do the right thing for maps	2313	# now do the right thing for maps
2067	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2068	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2072	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2073	$self->decay_objects;	2320	$self->decay_objects;
2074	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2075	$self->update_buttons;	2322	$self->update_buttons;
2076	cf::cede_to_tick;	2323	cf::cede_to_tick;
2077	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2078	cf::cede_to_tick;
2079	$self->activate;
2080	}	2325	}
2081		2326
2082	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2083	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2084
2085	$self->in_memory (cf::MAP_ACTIVE);
2086	}	2329	}
2087		2330
2088	$self->post_load;	2331	$self->post_load;
2089	}
2090		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2091	sub customise_for {	2339	sub customise_for {
2092	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2093		2341
2094	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2095	if $self->per_player;	2343	if $self->per_player;
…		…
2098	# if $self->per_party;	2346	# if $self->per_party;
2099		2347
2100	$self	2348	$self
2101	}	2349	}
2102		2350
2103	# find and load all maps in the 3x3 area around a map
2104	sub load_neighbours {
2105	my ($map) = @_;
2106
2107	my @neigh; # diagonal neighbours
2108
2109	for (0 .. 3) {
2110	my $neigh = $map->tile_path ($_)
2111	or next;
2112	$neigh = find $neigh, $map
2113	or next;
2114	$neigh->load;
2115
2116	push @neigh,
2117	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2118	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2119	}
2120
2121	for (grep defined $_->[0], @neigh) {
2122	my ($path, $origin) = @$_;
2123	my $neigh = find $path, $origin
2124	or next;
2125	$neigh->load;
2126	}
2127	}
2128
2129	sub find_sync {	2351	sub find_sync {
2130	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2131		2353
2132	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, $origin
2133	}	2359	}
2134		2360
2135	sub do_load_sync {	2361	sub do_load_sync {
2136	my ($map) = @_;	2362	my ($map) = @_;
2137		2363
		2364	# it's a bug to call this from the main context
2138	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2139	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2140		2367
2141	cf::sync_job { $map->load };	2368	$map->load;
2142	}	2369	}
2143		2370
2144	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2145	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2146		2373
2147	sub find_async {	2374	sub find_async {
2148	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2149		2376
2150	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2151		2378
2152	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2153	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2154	}	2381	}
2155		2382
2156	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2157		2384
2158	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2159	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2160		2387
2161	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2162	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2163	if (my $map = find $k) {	2390	if (my $map = find $k) {
2164	$map->load if $v;	2391	$map->load if $MAP_PREFETCH{$k};
2165	}	2392	}
2166		2393
2167	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
2168	}	2395	}
2169	}	2396	}
…		…
2172	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2173		2400
2174	()	2401	()
2175	}	2402	}
2176		2403
		2404	# common code, used by both ->save and ->swapout
2177	sub save {	2405	sub _save {
2178	my ($self) = @_;	2406	my ($self) = @_;
2179
2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2181		2407
2182	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2183		2409
2184	return unless $self->dirty;	2410	return unless $self->dirty;
2185		2411
…		…
2205	} else {	2431	} else {
2206	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2207	}	2433	}
2208	}	2434	}
2209		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2210	sub swap_out {	2444	sub swap_out {
2211	my ($self) = @_;	2445	my ($self) = @_;
2212		2446
2213	# save first because save cedes
2214	$self->save;
2215
2216	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2217		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2218	return if $self->players;	2451	return if $self->players;
2219	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
2220	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2221		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
2222	$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};
2223		2503
2224	$self->deactivate;	2504	$self->deactivate;
2225	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2226	$self->clear;	2506	$self->clear;
2227	}
2228
2229	sub reset_at {
2230	my ($self) = @_;
2231
2232	# TODO: safety, remove and allow resettable per-player maps
2233	return 1e99 if $self->{deny_reset};
2234
2235	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2236	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2237
2238	$time + $to
2239	}
2240
2241	sub should_reset {
2242	my ($self) = @_;
2243
2244	$self->reset_at <= $cf::RUNTIME
2245	}
2246
2247	sub reset {
2248	my ($self) = @_;
2249
2250	my $lock = cf::lock_acquire "map_data:$self->{path}";
2251
2252	return if $self->players;
2253
2254	warn "resetting map ", $self->path;
2255
2256	$self->in_memory (cf::MAP_SWAPPED);
2257
2258	# need to save uniques path
2259	unless ($self->{deny_save}) {
2260	my $uniq = $self->uniq_path; utf8::encode $uniq;
2261
2262	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2263	if $uniq;
2264	}
2265
2266	delete $cf::MAP{$self->path};
2267
2268	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;
2271		2507
2272	$self->unlink_save;	2508	$self->unlink_save;
2273	$self->destroy;	2509	$self->destroy;
2274	}	2510	}
2275		2511
…		…
2283		2519
2284	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2285		2521
2286	$self->unlink_save;	2522	$self->unlink_save;
2287		2523
2288	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2289	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2290	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2291	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2292	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2293		2529
…		…
2350	: normalise $_	2586	: normalise $_
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2588	]
2353	}	2589	}
2354		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
2355	=back	2623	=back
2356		2624
2357	=head3 cf::object	2625	=head3 cf::object
2358		2626
2359	=cut	2627	=cut
…		…
2382		2650
2383	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.
2384		2652
2385	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2386		2654
2387	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,
2388	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2389		2657
2390	=cut	2658	=cut
2391		2659
2392	sub deref {	2660	sub deref {
…		…
2424		2692
2425	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2426	id => "say",	2694	id => "say",
2427	title => "Map",	2695	title => "Map",
2428	reply => "say ",	2696	reply => "say ",
2429	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.",
2430	};	2698	};
2431		2699
2432	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2433	id => "chat",	2701	id => "chat",
2434	title => "Chat",	2702	title => "Chat",
…		…
2474	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2475		2743
2476	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2477	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2478		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2479	=cut	2772	=cut
2480		2773
2481	sub cf::object::player::may {	2774	sub cf::object::player::may {
2482	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2483		2776
2484	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2485	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2486	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2487	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2488	}	2781	}
2489		2782
2490	=item $player_object->enter_link	2783	=item $player_object->enter_link
2491		2784
2492	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}>).
2493		2786
2494	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.
2495	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,
2496	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
2497	map.	2790	map.
2498		2791
2499	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2500		2799
2501	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2502		2801
2503	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2504	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2522	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2523	my ($self) = @_;	2822	my ($self) = @_;
2524		2823
2525	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2526		2825
		2826	++$self->{_link_recursion};
		2827
2527	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2528		2829
2529	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2530	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2531		2832
2532	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2533	}	2834	}
2534		2835
2535	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2536	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2537		2838
…		…
2554	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2555	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2556		2857
2557	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2558	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2559	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2560		2861
2561	$map->load;	2862	$map->load;
2562	$map->load_neighbours;
2563		2863
2564	return unless $self->contr->active;	2864	return unless $self->contr->active;
2565	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2566	$self->activate_recursive;
2567		2865
2568	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2569	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2570	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2571		2873
		2874	}
		2875
2572	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2573		2877
2574	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2575	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2576	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2577	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
…		…
2584		2888
2585	our $GOTOGEN;	2889	our $GOTOGEN;
2586		2890
2587	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2588	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2589		2899
2590	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2591	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2592		2902
2593	$self->enter_link;	2903	$self->enter_link;
…		…
2613	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2614	}	2924	}
2615	}	2925	}
2616		2926
2617	my $map = eval {	2927	my $map = eval {
2618	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2619		2929
2620	if ($map) {	2930	if ($map) {
2621	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2622	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2623	} else {	2933	} else {
2624	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2625	}	2935	}
2626		2936
2627	$map	2937	$map
…		…
2635	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2636	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2637	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2638	}	2948	}
2639		2949
2640	$done->() if $done;	2950	$done->($self) if $done;
2641	})->prio (1);	2951	})->prio (1);
2642	}	2952	}
2643		2953
2644	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2645		2955
…		…
2713	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2714		3024
2715	unless (eval {	3025	unless (eval {
2716	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2717		3027
2718	# random map handling
2719	{
2720	my $guard = cf::lock_acquire "exit_prepare:$exit";
2721
2722	prepare_random_map $exit
2723	if $exit->slaying eq "/!";
2724	}
2725
2726	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2727	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2728	my $y = $exit->stats->sp;	3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
2729		3054
2730	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2731		3056
2732	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2733	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2738	$self->message ("Something went wrong deep within the deliantra server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2739	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2740	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2741	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2742		3067
2743	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2744	$self->leave_link;	3069	$self->leave_link;
2745	}	3070	}
2746	})->prio (1);	3071	})->prio (1);
2747	}	3072	}
2748		3073
2749	=head3 cf::client	3074	=head3 cf::client
2750		3075
2751	=over 4	3076	=over 4
2752		3077
2753	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2754		3079
2755	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2756	should not be used under normal circumstances.	3081	them as required.
2757		3082
2758	=cut	3083	=cut
2759		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2760	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2761	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2762		3089
2763	utf8::encode $text;	3090	# try lzf for large packets
2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2765	}	3101	}
2766		3102
2767	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2768		3104
2769	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2770	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2771	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2772	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2773		3109
2774	=cut	3110	=cut
2775		3111
2776	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2777	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2778	"c/identify" => {	3120	"c/identify" => {
2779	id => "infobox",	3121	id => "infobox",
2780	title => "Identify",	3122	title => "Identify",
2781	reply => undef,	3123	reply => undef,
2782	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2784	"c/examine" => {	3126	"c/examine" => {
2785	id => "infobox",	3127	id => "infobox",
2786	title => "Examine",	3128	title => "Examine",
2787	reply => undef,	3129	reply => undef,
2788	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2789	},	3137	},
2790	"c/book" => {	3138	"c/book" => {
2791	id => "infobox",	3139	id => "infobox",
2792	title => "Book",	3140	title => "Book",
2793	reply => undef,	3141	reply => undef,
…		…
2809	id => "infobox",	3157	id => "infobox",
2810	title => "Body Parts",	3158	title => "Body Parts",
2811	reply => undef,	3159	reply => undef,
2812	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2813	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
2814	"c/skills" => {	3168	"c/skills" => {
2815	id => "infobox",	3169	id => "infobox",
2816	title => "Skills",	3170	title => "Skills",
2817	reply => undef,	3171	reply => undef,
2818	tooltip => "Shows your experience per skill and item power",	3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
2819	},	3197	},
2820	"c/uptime" => {	3198	"c/uptime" => {
2821	id => "infobox",	3199	id => "infobox",
2822	title => "Uptime",	3200	title => "Uptime",
2823	reply => undef,	3201	reply => undef,
…		…
2833	id => "party",	3211	id => "party",
2834	title => "Party",	3212	title => "Party",
2835	reply => "gsay ",	3213	reply => "gsay ",
2836	tooltip => "Messages and chat related to your party",	3214	tooltip => "Messages and chat related to your party",
2837	},	3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2838	);	3230	);
2839		3231
2840	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2841	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2842		3234
…		…
2847		3239
2848	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2849	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2850	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2851		3243
2852	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2853	if $self->can_msg;
2854
2855	$channel = $channel->{id};	3245	$channel = $channel->{id};
2856		3246
2857	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2858	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2859	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2860	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2861	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2862	if $self->can_msg;
2863	}	3252	}
2864		3253
2865	$channel = $channel->{id};	3254	$channel = $channel->{id};
2866	}	3255	}
2867		3256
2868	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2869		3258
2870	if ($self->can_msg) {
2871	# default colour, mask it out	3259	# default colour, mask it out
2872	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2873	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2874		3262
2875	my $pkt = "msg "	3263	my $pkt = "msg "
2876	. $self->{json_coder}->encode (	3264	. $self->{json_coder}->encode (
2877	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2878	);	3266	);
2879		3267
2880	# try lzf for large packets
2881	$pkt = "lzf " . Compress::LZF::compress $pkt
2882	if 1024 <= length $pkt and $self->{can_lzf};
2883
2884	# split very large packets
2885	if (8192 < length $pkt and $self->{can_lzf}) {
2886	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2887	$pkt = "frag";
2888	}
2889
2890	$self->send_packet ($pkt);	3268	$self->send_big_packet ($pkt);
2891	} else {
2892	if ($color >= 0) {
2893	# replace some tags by gcfclient-compatible ones
2894	for ($msg) {
2895	1 while
2896	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2897	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2898	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2899	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2900	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2901	}
2902
2903	$color &= cf::NDI_COLOR_MASK;
2904
2905	utf8::encode $msg;
2906
2907	if (0 && $msg =~ /\[/) {
2908	# COMMAND/INFO
2909	$self->send_packet ("drawextinfo $color 10 8 $msg")
2910	} else {
2911	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2912	$self->send_packet ("drawinfo $color $msg")
2913	}
2914	}
2915	}
2916	}	3269	}
2917		3270
2918	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2919		3272
2920	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2922	=cut	3275	=cut
2923		3276
2924	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2925	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2926		3279
2927	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2929	} elsif ($self->extcmd == 1) { # TODO: remove
2930	push @msg, msgtype => "event_$type";
2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2932	}
2933	}
2934
2935	=item $client->ext_reply ($msgid, @msg)
2936
2937	Sends an ext reply to the client.
2938
2939	=cut
2940
2941	sub cf::client::ext_reply($$@) {
2942	my ($self, $id, @msg) = @_;
2943
2944	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2946	} elsif ($self->extcmd == 1) {
2947	#TODO: version 1, remove
2948	unshift @msg, msgtype => "reply", msgid => $id;
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}
2951	}	3281	}
2952		3282
2953	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2954		3284
2955	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2975		3305
2976	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2977	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2978		3308
2979	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2980	}	3349	}
2981		3350
2982	cf::client->attach (	3351	cf::client->attach (
2983	on_connect => sub {	3352	on_connect => sub {
2984	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
3010	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
3011		3380
3012	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3013		3382
3014	if (ref $msg) {	3383	if (ref $msg) {
3015	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3016	"ARRAY" eq ref $msg
3017	? @$msg
3018	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3019		3385
3020	my @reply;
3021
3022	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
3023	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
3024	}	3404	}
3025
3026	$ns->ext_reply ($reply, @reply)
3027	if $reply;
3028
3029	} else {	3405	} else {
3030	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3031	}	3407	}
3032		3408
3033	cf::override;	3409	cf::override;
3034	},	3410	},
3035	);	3411	);
…		…
3055		3431
3056	$coro	3432	$coro
3057	}	3433	}
3058		3434
3059	cf::client->attach (	3435	cf::client->attach (
3060	on_destroy => sub {	3436	on_client_destroy => sub {
3061	my ($ns) = @_;	3437	my ($ns) = @_;
3062		3438
3063	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3064	},	3440	},
3065	);	3441	);
…		…
3081	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3082		3458
3083	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3084		3460
3085	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3086	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3087	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3088	sort time	3464	sort time
3089	));	3465	));
3090		3466
3091	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3095	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3096		3472
3097	cf::object	3473	cf::object
3098	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
3099	insert remove name archname title slaying race decrease split	3475	insert remove name archname title slaying race decrease split
		3476	value
3100		3477
3101	cf::object::player	3478	cf::object::player
3102	player	3479	player
3103		3480
3104	cf::player	3481	cf::player
…		…
3110	=cut	3487	=cut
3111		3488
3112	for (	3489	for (
3113	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3114	insert remove inv nrof name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3115	decrease split destroy change_exp)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3116	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3117	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3118	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3119	) {	3496	) {
3120	no strict 'refs';
3121	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3122	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3123	for @funs;	3499	for @funs;
3124	}	3500	}
3125		3501
…		…
3140		3516
3141	my $qcode = $code;	3517	my $qcode = $code;
3142	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3143	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3144		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3145	local $_;	3524	local $_;
3146	local @safe::cf::_safe_eval_args = values %vars;
3147		3525
3148	my $eval =	3526	my $eval =
3149	"do {\n"	3527	"do {\n"
3150	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3151	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3152	. $code	3530	. $code
3153	. "\n}"	3531	. "\n}"
3154	;	3532	;
3155		3533
		3534	if ($CFG{safe_eval}) {
3156	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3157	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3158	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3159		3543
3160	if ($@) {	3544	if ($@) {
3161	warn "$@";	3545	warn "$@",
3162	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3163	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3164	}	3548	}
3165		3549
3166	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3167	}	3551	}
3168		3552
…		…
3182	=cut	3566	=cut
3183		3567
3184	sub register_script_function {	3568	sub register_script_function {
3185	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3186		3570
3187	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3188	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3189	}	3573	}
3190		3574
3191	=back	3575	=back
3192		3576
3193	=cut	3577	=cut
3194		3578
3195	#############################################################################	3579	#############################################################################
3196	# the server's init and main functions	3580	# the server's init and main functions
3197		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3198	sub load_facedata($) {	3659	sub load_facedata($) {
3199	my ($path) = @_;	3660	my ($path) = @_;
3200		3661
3201	# HACK to clear player env face cache, we need some signal framework
3202	# for this (global event?)
3203	%ext::player_env::MUSIC_FACE_CACHE = ();
3204
3205	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3206		3663
3207	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3208		3665
3209	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3210	0 < aio_load $path, $facedata
3211	or die "$path: $!";
3212
3213	$facedata = Coro::Storable::thaw $facedata;
3214		3667
3215	$facedata->{version} == 2	3668	$facedata->{version} == 2
3216	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3217		3670
3218	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3219	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3220	type => FT_RSRC,	3673
3221	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3222	};	3675
3223	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3224		3679
3225	{	3680	{
3226	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3227		3682
3228	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3230		3686
3231	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3232	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3235		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3236	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3237	}	3694	}
3238		3695
3239	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3240	next unless $info->{smooth};	3697	next unless $info->{smooth};
3241		3698
…		…
3244		3701
3245	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3246	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3248	} else {	3705	} else {
3249	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3250	}	3707	}
3251
3252	cf::cede_to_tick;
3253	}	3708	}
3254	}	3709	}
3255		3710
3256	{	3711	{
3257	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3258		3713
3259	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3260	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3261	cf::cede_to_tick;
3262	}	3716	}
3263		3717
3264	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3265	}	3719	}
3266		3720
3267	{	3721	{
3268	# TODO: for gcfclient pleasure, we should give resources
3269	# that gcfclient doesn't grok a >10000 face index.
3270	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3271		3723
3272	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3273	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3275	my $data;
3276		3728
3277	if ($info->{type} & 1) {
3278	# prepend meta info
3279
3280	my $meta = $enc->encode ({
3281	name => $name,
3282	%{ $info->{meta} || {} },
3283	});
3284
3285	$data = pack "(w/a*)*", $meta, $info->{data};
3286	} else {
3287	$data = $info->{data};
3288	}
3289
3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3291	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3292	} else {	3735	} else {
3293	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3294	}	3737	}
3295
3296	cf::cede_to_tick;
3297	}	3738	}
3298	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3299		3750
3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3301		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3302	1	3755	1
3303	}	3756	}
3304
3305	cf::global->attach (on_resource_update => sub {
3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3308
3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3310	my $sound = $soundconf->{compat}[$_]
3311	or next;
3312
3313	my $face = cf::face::find "sound/$sound->[1]";
3314	cf::sound::set $sound->[0] => $face;
3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3316	}
3317
3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
3319	my $face = cf::face::find "sound/$v";
3320	cf::sound::set $k => $face;
3321	}
3322	}
3323	});
3324		3757
3325	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3326	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3327		3760
3328	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
…		…
3336	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3337	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3338	cf::arch::commit_load;	3771	cf::arch::commit_load;
3339		3772
3340	$status	3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
3341	}	3788	}
3342		3789
3343	sub reload_regions {	3790	sub reload_regions {
3344	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3345	# for this (global event?)	3792	# for this (global event?)
…		…
3353	if exists $_->{match};	3800	if exists $_->{match};
3354	}	3801	}
3355	}	3802	}
3356		3803
3357	sub reload_facedata {	3804	sub reload_facedata {
3358	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3359	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3360	}	3807	}
3361		3808
3362	sub reload_archetypes {	3809	sub reload_archetypes {
3363	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3364	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3365	}	3838	}
3366		3839
3367	sub reload_treasures {	3840	sub reload_treasures {
3368	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3369	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3370	}	3843	}
3371		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3372	sub reload_resources {	3865	sub reload_resources {
3373	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3374		3867
		3868	reload_materials;
3375	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
3376	reload_archetypes;	3872	reload_archetypes;
3377	reload_regions;	3873	reload_regions;
3378	reload_treasures;	3874	reload_treasures;
3379		3875
3380	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3381	}	3877	}
3382		3878
3383	sub reload_config {	3879	sub reload_config {
3384	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3385	or return;
3386		3881
3387	local $/;	3882	my $config = load_file "$CONFDIR/config";
3388	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3389		3885
3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3391		3887
3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3394		3890
3395	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3418		3914
3419	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3420	print $fh $$;	3916	print $fh $$;
3421	}	3917	}
3422		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3423	sub main {	3928	sub main {
3424	cf::init_globals; # initialise logging	3929	cf::init_globals; # initialise logging
3425		3930
3426	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3427	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3428	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3429	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3430		3935
3431	cf::init_experience;
3432	cf::init_anim;
3433	cf::init_attackmess;
3434	cf::init_dynamic;
3435	cf::init_block;
3436
3437	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3438		3937
3439	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3440	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3441	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3442	(async {	3941	(async {
3443	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3444	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3445	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3446	};	3945	};
3447		3946
3448	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3449		3948
3450	cf::sync_job {	3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
3451	reload_resources;	3960	reload_resources;
3452	reload_config;	3961	reload_config;
3453	db_init;
3454		3962
3455	cf::load_settings;
3456	cf::load_materials;
3457	cf::init_uuid;	3963	cf::init_uuid;
3458	cf::init_signals;	3964	cf::init_signals;
3459	cf::init_commands;
3460	cf::init_skills;	3965	cf::init_skills;
3461		3966
3462	cf::init_beforeplay;	3967	cf::init_beforeplay;
3463		3968
3464	atomic;	3969	atomic;
…		…
3466	load_extensions;	3971	load_extensions;
3467		3972
3468	utime time, time, $RUNTIMEFILE;	3973	utime time, time, $RUNTIMEFILE;
3469		3974
3470	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
3471	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3472		3978
3473	(pop @POST_INIT)->(0) while @POST_INIT;	3979	cf::_post_init 0;
3474	};	3980	};
3475		3981
3476	EV::loop;	3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3477	}	3990	}
3478		3991
3479	#############################################################################	3992	#############################################################################
3480	# initialisation and cleanup	3993	# initialisation and cleanup
3481		3994
3482	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3483	BEGIN {	3996	BEGIN {
3484	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3485	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3486	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3487	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3488	};	4001	};
3489	}	4002	}
3490	}	4003	}
3491		4004
3492	sub write_runtime_sync {	4005	sub write_runtime_sync {
		4006	my $t0 = AE::time;
		4007
3493	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3494	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3495		4010
3496	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3497		4012
3498	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3499		4014
3500	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3501	or return;	4016	or return;
3502		4017
3503	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3504	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3505	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3518	or return;	4033	or return;
3519		4034
3520	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3521	and return;	4036	and return;
3522		4037
3523	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3524		4039
3525	1	4040	1
3526	}	4041	}
3527		4042
3528	our $uuid_lock;	4043	our $uuid_lock;
…		…
3540	or return;	4055	or return;
3541		4056
3542	my $value = uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
3543		4058
3544	unless ($value) {	4059	unless ($value) {
3545	warn "cowardly refusing to write zero uuid value!\n";	4060	info "cowardly refusing to write zero uuid value!\n";
3546	return;	4061	return;
3547	}	4062	}
3548		4063
3549	my $value = uuid_str $value + $uuid_skip;	4064	my $value = uuid_str $value + $uuid_skip;
3550	$uuid_skip = 0;	4065	$uuid_skip = 0;
…		…
3560	or return;	4075	or return;
3561		4076
3562	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3563	and return;	4078	and return;
3564		4079
3565	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3566		4081
3567	1	4082	1
3568		4083
3569	}	4084	}
3570		4085
…		…
3576	}	4091	}
3577		4092
3578	sub emergency_save() {	4093	sub emergency_save() {
3579	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3580		4095
3581	warn "emergency_perl_save: enter\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3582		4102
3583	cf::sync_job {	4103	cf::sync_job {
3584	# this is a trade-off: we want to be very quick here, so	4104	cf::write_runtime_sync; # external watchdog should not bark
3585	# save all maps without fsync, and later call a global sync
3586	# (which in turn might be very very slow)
3587	local $USE_FSYNC = 0;
3588		4105
3589	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3590	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3591	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3592	warn "emergency_perl_save: begin player save\n";	4109	info "emergency_perl_save: begin player save\n";
3593	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3594	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3595	$pl->valid or next;	4112	$pl->valid or next;
3596	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3597	$pl->save;	4114	$pl->save;
3598	}	4115	}
3599	warn "emergency_perl_save: end player save\n";	4116	info "emergency_perl_save: end player save\n";
3600		4117
		4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
3601	warn "emergency_perl_save: begin map save\n";	4120	info "emergency_perl_save: begin map save\n";
3602	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3603	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3604	$map->valid or next;	4123	$map->valid or next;
3605	$map->save;	4124	$map->save;
3606	}	4125	}
3607	warn "emergency_perl_save: end map save\n";	4126	info "emergency_perl_save: end map save\n";
3608		4127
		4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
3609	warn "emergency_perl_save: begin database checkpoint\n";	4130	info "emergency_perl_save: begin database checkpoint\n";
3610	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3611	warn "emergency_perl_save: end database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3612		4133
3613	warn "emergency_perl_save: begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3614	write_uuid_sync 1;	4135	write_uuid_sync 1;
3615	warn "emergency_perl_save: end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3616	};	4156	};
3617		4157
3618	warn "emergency_perl_save: starting sync()\n";
3619	IO::AIO::aio_sync sub {
3620	warn "emergency_perl_save: finished sync()\n";
3621	};
3622
3623	warn "emergency_perl_save: leave\n";	4158	info "emergency_perl_save: leave\n";
3624	}	4159	}
3625		4160
3626	sub post_cleanup {	4161	sub post_cleanup {
3627	my ($make_core) = @_;	4162	my ($make_core) = @_;
3628		4163
		4164	IO::AIO::flush;
		4165
3629	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3630	if $make_core;	4167	if $make_core;
3631		4168
3632	my $fh = pidfile;	4169	my $fh = pidfile;
3633	unlink $PIDFILE if <$fh> == $$;	4170	unlink $PIDFILE if <$fh> == $$;
3634	}	4171	}
…		…
3654	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3655	for my $name (keys %$leaf_symtab) {	4192	for my $name (keys %$leaf_symtab) {
3656	_gv_clear *{"$pkg$name"};	4193	_gv_clear *{"$pkg$name"};
3657	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3658	}	4195	}
3659	warn "cleared package $pkg\n";#d#
3660	}	4196	}
3661		4197
3662	sub do_reload_perl() {	4198	sub do_reload_perl() {
3663	# can/must only be called in main	4199	# can/must only be called in main
3664	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3665	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3666	return;	4202	return;
3667	}	4203	}
3668		4204
3669	return if $RELOAD++;	4205	return if $RELOAD++;
3670		4206
3671	my $t1 = EV::time;	4207	my $t1 = AE::time;
3672		4208
3673	while ($RELOAD) {	4209	while ($RELOAD) {
3674	warn "reloading...";	4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
3675		4212
3676	warn "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3677		4214
3678	cf::sync_job {	4215	cf::sync_job {
3679	cf::write_runtime_sync; # external watchdog should not bark
3680	cf::emergency_save;	4216	#cf::emergency_save;
3681	cf::write_runtime_sync; # external watchdog should not bark
3682		4217
3683	warn "syncing database to disk";
3684	BDB::db_env_txn_checkpoint $DB_ENV;
3685
3686	# if anything goes wrong in here, we should simply crash as we already saved
3687
3688	warn "flushing outstanding aio requests";
3689	while (IO::AIO::nreqs || BDB::nreqs) {
3690	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3691	}
3692
3693	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3694	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3695	%EXT_CORO = ();	4220	%EXT_CORO = ();
3696		4221
3697	warn "removing commands";	4222	trace "perl_reload: removing commands";
3698	%COMMAND = ();	4223	%COMMAND = ();
3699		4224
3700	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3701	%EXTCMD = ();	4226	%EXTCMD = ();
3702	%EXTICMD = ();	4227	%EXTICMD = ();
3703		4228
3704	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3705	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3706	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3707		4232
3708	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3709	eval {	4234	eval {
3710	$cb->($pkg);	4235	$cb->($pkg);
3711	1	4236	1
3712	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
3713	}	4238	}
3714		4239
3715	warn "... clearing $pkg";	4240	trace "... clearing $pkg";
3716	clear_package $pkg;	4241	clear_package $pkg;
3717	}	4242	}
3718		4243
3719	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3720	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3721	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3722		4247
3723	warn "... unloading $k";	4248	trace "... unloading $k";
3724	delete $INC{$k};	4249	delete $INC{$k};
3725		4250
3726	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3727	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3728		4253
…		…
3731	}	4256	}
3732		4257
3733	clear_package $k;	4258	clear_package $k;
3734	}	4259	}
3735		4260
3736	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3737	clear_package "safe::$_"	4262	clear_package "safe::$_"
3738	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3739		4264
3740	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3741	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3742	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3743		4268
3744	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3745	# and global variables created in xs	4270	# and global variables created in xs
3746	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3747		4272
3748	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3749		4274
3750	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3751	require cf;	4276	require cf;
3752	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3753		4278
3754	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3755	cf::reload_config;	4280	cf::reload_config;
3756		4281
3757	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3758	cf::load_extensions;	4283	cf::load_extensions;
3759		4284
3760	if ($REATTACH_ON_RELOAD) {	4285	if ($REATTACH_ON_RELOAD) {
3761	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3762	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3763	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3764	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3765	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3766	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
3767	}	4292	}
3768		4293
3769	warn "running post_init jobs";	4294	cf::_post_init 1;
3770	(pop @POST_INIT)->(1) while @POST_INIT;
3771		4295
3772	warn "leaving sync_job";	4296	trace "perl_reload: leaving sync_job";
3773		4297
3774	1	4298	1
3775	} or do {	4299	} or do {
3776	warn $@;	4300	error $@;
3777	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3778	};	4302	};
3779		4303
3780	warn "reloaded";
3781	--$RELOAD;	4304	--$RELOAD;
3782	}	4305	}
3783		4306
3784	$t1 = EV::time - $t1;	4307	$t1 = AE::time - $t1;
3785	warn "reload completed in ${t1}s\n";	4308	info "perl_reload: completed in ${t1}s\n";
3786	};	4309	};
3787		4310
3788	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3789		4312
3790	sub reload_perl() {	4313	sub reload_perl() {
…		…
3792	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3793		4316
3794	$RELOAD_WATCHER ||= cf::async {	4317	$RELOAD_WATCHER ||= cf::async {
3795	Coro::AIO::aio_wait cache_extensions;	4318	Coro::AIO::aio_wait cache_extensions;
3796		4319
3797	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3798	do_reload_perl;	4321	do_reload_perl;
3799	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3800	};	4323	};
3801	};	4324	};
3802	}	4325	}
…		…
3811	reload_perl;	4334	reload_perl;
3812	};	4335	};
3813	}	4336	}
3814	};	4337	};
3815		4338
3816	unshift @INC, $LIBDIR;	4339	#############################################################################
3817		4340
3818	my $bug_warning = 0;	4341	my $bug_warning = 0;
3819		4342
3820	our @WAIT_FOR_TICK;
3821	our @WAIT_FOR_TICK_BEGIN;
3822
3823	sub wait_for_tick {	4343	sub wait_for_tick() {
3824	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3825		4345
3826	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3827	push @WAIT_FOR_TICK, $signal;
3828	$signal->wait;
3829	}	4347	}
3830		4348
3831	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3832	return if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3833		4351
3834	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3835	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3836	$signal->wait;	4354	$signal->wait;
3837	}	4355	}
…		…
3841	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3842	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3843	return;	4361	return;
3844	}	4362	}
3845		4363
3846	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3847		4367
3848	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3849	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3850	Coro::async_pool {	4370	Coro::async_pool {
3851	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3852	write_runtime_sync	4372	write_runtime_sync
3853	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3854	};	4374	};
3855	}	4375	}
3856		4376
3857	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3858	$sig->send;	4378	$sig->send;
3859	}	4379	}
3860	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3861	$sig->send;
3862	}
3863		4381
3864	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3865	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3866		4384
3867	if (0) {	4385	if (0) {
3868	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3869	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3870	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3871	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3872	}	4390	}
3873	}	4391	}
3874	}	4392	}
3875		4393
3876	{	4394	{
3877	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3878		4397
3879	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3880	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3881	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3882		4401
3883	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3884	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3885	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3886	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3911	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3912	};	4431	};
3913	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3914	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3915	};	4434	};
		4435
		4436	info "database initialised";
3916	}	4437	}
3917		4438
3918	{	4439	{
3919	# configure IO::AIO	4440	# configure IO::AIO
3920		4441
		4442	info "initialising aio";
3921	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3922	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3923	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3924	}	4447	}
3925		4448
3926	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3927		4451
3928	sub _log_backtrace {	4452	sub _log_backtrace {
3929	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3930		4454
3931	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3932		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3933	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3934	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3935	++$_log_backtrace;	4463	++$_log_backtrace;
3936	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
3937	async {	4465	async {
3938	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3939		4467
…		…
3959	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3960	--$_log_backtrace;	4488	--$_log_backtrace;
3961	};	4489	};
3962	} else {	4490	} else {
3963	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3964	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3965	}	4493	}
3966	}	4494	}
3967		4495
3968	# load additional modules	4496	# load additional modules
3969	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3970		4499
3971	END { cf::emergency_save }	4500	END { cf::emergency_save }
3972		4501
3973	1	4502	1
3974		4503

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