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Revision 1.454 by root, Thu Sep 25 12:14:32 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 ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;
59	use Compress::LZF;	63	use Compress::LZF;
60	use Digest::MD5 ();	64	use Digest::MD5 ();
61		65
62	AnyEvent::detect;	66	AnyEvent::detect;
63		67
…		…
70		74
71	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
76		85
77	our %COMMAND = ();	86	our %COMMAND = ();
78	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
79		88
80	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
85		96
86	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
88		101
89	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
90	our $DATADIR = datadir;	104	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
94	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		117
103	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
104		125
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	128	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		130
110	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	134	our $DB_ENV;
114		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
115	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		140
117	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
119	our $NOW;	144	our $NOW;
120		145
121	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	155	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
132		157
133	our @POST_INIT;	158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
134		165
135	binmode STDOUT;	166	binmode STDOUT;
136	binmode STDERR;	167	binmode STDERR;
137		168
138	# read virtual server time, if available	169	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
143	}	174	}
144		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
145	mkdir $_	178	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		180
148	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
149		182
150	sub cf::map::normalise;	183	sub cf::map::normalise;
151		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
152	#############################################################################	189	#############################################################################
153		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
154	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
155		203
156	=over 4	204	=over 4
157		205
158	=item $cf::UPTIME	206	=item $cf::UPTIME
159		207
160	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
161		224
162	=item $cf::RUNTIME	225	=item $cf::RUNTIME
163		226
164	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
165	every server tick.	228	every server tick.
166		229
167	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
168	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
169	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
170		233
171	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
174	database environment.	237	database environment.
175		238
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	239	=item $cf::LOADAVG
185		240
186	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
197	from wherever your confdir points to.	252	from wherever your confdir points to.
198		253
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		255
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
202	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
204		277
205	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
206		279
207	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
208	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
209	that call.	282	that call.
210		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
211	=back	290	=back
212		291
213	=cut	292	=cut
214		293
215	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
216	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
217	my $msg = join "", @_;	301	my $msg = join "", @_;
218		302
219	$msg .= "\n"	303	$msg .= "\n"
220	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
221		305
222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
223		307
224	LOG llevError, $msg;	308	LOG llevWarn, $msg;
225	};	309	};
226	}
227		310
228	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
230		313
231	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	318	return;#d#
234	}#d#	319	}#d#
235		320
236	# kill coroutine otherwise	321	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	322	Coro::terminate
239	};	323	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		324
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	342	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	344	}
263		345
264	$EV::DIED = sub {	346	$EV::DIED = sub {
265	warn "error in event callback: @_";	347	warn "error in event callback: $@";
266	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
267		354
268	#############################################################################	355	#############################################################################
269		356
270	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
271		358
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	380	$d
294	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
295	}	382	}
296		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
297	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
298		437
299	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
300		439
301	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		447
309	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
311		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
312	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
313		483
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
316		486
317	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	488	is a reload or not.
319		489
320	=cut	490	=cut
321		491
322	sub post_init(&) {	492	sub post_init(&) {
323	push @POST_INIT, shift;	493	push @POST_INIT, shift;
324	}	494	}
325		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
326	=item cf::lock_wait $string	513	=item cf::lock_wait $string
327		514
328	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
329		516
330	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
331		518
332	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
334	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
335	returned.	522	returned.
336		523
337	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
338	deadlocked coro.	525	deadlocked coro.
…		…
344		531
345	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
346		533
347	=cut	534	=cut
348		535
349	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		537
352	sub lock_wait($) {	538	sub lock_wait($) {
353	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	540	}
367		541
368	sub lock_acquire($) {	542	sub lock_acquire($) {
369	my ($key) = @_;	543	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	544	}
383		545
384	sub lock_active($) {	546	sub lock_active($) {
385	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	548	}
389		549
390	sub freeze_mainloop {	550	sub freeze_mainloop {
391	tick_inhibit_inc;	551	tick_inhibit_inc;
392		552
393	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
394	}	554	}
395		555
396	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
397		557
398	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
399	get spread over timer.	559	get spread over time.
400		560
401	=cut	561	=cut
402		562
403	sub periodic($$) {	563	sub periodic($$) {
404	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
409	}	569	}
410		570
411	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
412		572
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
416		580
417	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
418	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
419		583
420	Useful for short background jobs.	584	Useful for short background jobs.
421		585
422	=cut	586	=cut
423		587
424	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
426		591
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
430		595
431	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
432		598
433	while () {	599	while () {
434	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
435	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	605
437	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	610	$job->[2]->send;
441	Coro::cede;
442	goto next_job;	611	goto next_job;
443	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	614	}
445	}	615	}
446		616
447	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
449	push @cf::WAIT_FOR_TICK, $signal;
450	$signal->wait;
451	} else {	619	} else {
		620	$busy = 0;
452	Coro::schedule;	621	Coro::schedule;
453	}	622	}
454	}	623	}
455	};	624	};
456		625
457	sub get_slot($;$$) {	626	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
459		628
460	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
461		630
462	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
463	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
464		634
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
479	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
480		650
481	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
482		652
483	The design of Deliantra requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
484	is always able to handle events or runnable, as Deliantra is only	654	is always able to handle events or is runnable, as Deliantra is only
485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
486	acceptable.	656	acceptable.
487		657
488	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
489	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
493	=cut	663	=cut
494		664
495	sub sync_job(&) {	665	sub sync_job(&) {
496	my ($job) = @_;	666	my ($job) = @_;
497		667
498	if ($Coro::current == $Coro::main) {	668	if (in_main) {
499	my $time = EV::time;	669	my $time = AE::time;
500		670
501	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
503		673
504	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
505		675
506	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
507		677
508	my $busy = 1;	678	my $busy = 1;
509	my @res;	679	my @res;
510		680
511	(async {	681	(async {
512	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	683	@res = eval { $job->() };
514	warn $@ if $@;	684	error $@ if $@;
515	undef $busy;	685	undef $busy;
516	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
517		687
518	while ($busy) {	688	while ($busy) {
519	if (Coro::nready) {	689	if (Coro::nready) {
520	Coro::cede_notself;	690	Coro::cede_notself;
521	} else {	691	} else {
522	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
523	}	693	}
524	}	694	}
525		695
526	my $time = EV::time - $time;	696	my $time = AE::time - $time;
527		697
528	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
529		699
530	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
531	} else {	701	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
554		724
555	$coro	725	$coro
556	}	726	}
557		727
558	=item fork_call { }, $args	728	=item fork_call { }, @args
559		729
560	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
564		734
565	=cut	735	=cut
566		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
567	sub fork_call(&@) {	741	sub fork_call(&@) {
568	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
569		743
570	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)
573
574	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
575	reset_signals;	745	cf::post_fork;
576	&$cb	746	&$cb
577	}, @args;	747	} @args;
578		748
579	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
580	}	761	}
581		762
582	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
583		764
584	=cut	765	=cut
…		…
621	within each server.	802	within each server.
622		803
623	=cut	804	=cut
624		805
625	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
626	my ($name) = @_;	810	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
628		812
629	eval {	813	eval {
630	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
640	}	824	}
641		825
642	our $DB;	826	our $DB;
643		827
644	sub db_init {	828	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	829	$DB ||= db_table "db";
647	};
648	}	830	}
649		831
650	sub db_get($$) {	832	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
652		834
653	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
654	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
655		839
656	$! ? ()	840	$! ? ()
657	: $data	841	: $data
658	}
659	}	842	}
660		843
661	sub db_put($$$) {	844	sub db_put($$$) {
662	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		874
692	my @data;	875	my @data;
693	my $md5;	876	my $md5;
694		877
695	for (0 .. $#$src) {	878	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	880	}
699		881
700	# if processing is expensive, check	882	# if processing is expensive, check
701	# checksum first	883	# checksum first
702	if (1) {	884	if (1) {
…		…
715		897
716	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
717	}	899	}
718	}	900	}
719		901
720	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
721	my $data = $process->(\@data);	903	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
723		905
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		907
726	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
729		911
…		…
739		921
740	=cut	922	=cut
741		923
742	sub datalog($@) {	924	sub datalog($@) {
743	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	927	}
746		928
747	=back	929	=back
748		930
749	=cut	931	=cut
…		…
944		1126
945	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1129
948	} elsif (ref $type) {	1130	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
950		1132
951	} else {	1133	} else {
952	shift @arg;	1134	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
954	}	1136	}
955	}	1137	}
956	}	1138	}
957		1139
958	sub _object_attach {	1140	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
969	}	1151	}
970		1152
971	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
972	} else {	1154	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1156	}
975		1157
976	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
977	}	1159	}
978		1160
…		…
1037		1219
1038	for (@$callbacks) {	1220	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1040		1222
1041	if ($@) {	1223	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1225	override;
1045	}	1226	}
1046		1227
1047	return 1 if $override;	1228	return 1 if $override;
1048	}	1229	}
…		…
1127	for (@$attach) {	1308	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1130	}	1311	}
1131	} else {	1312	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1314	}
1134	}	1315	}
1135	}	1316	}
1136		1317
1137	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1165		1346
1166	sync_job {	1347	sync_job {
1167	if (length $$rdata) {	1348	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1171		1353
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1176	aio_close $fh;	1361	aio_close $fh;
1177		1362
1178	if (@$objs) {	1363	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1184	aio_close $fh;	1372	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1374	}
1187	} else {	1375	} else {
1188	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1189	}	1377	}
1190		1378
1191	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1383	} else {
1193	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1194	}	1385	}
1195	} else {	1386	} else {
1196	aio_unlink $filename;	1387	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1198	}	1389	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1414	$av = $st->{objs};
1224	}	1415	}
1225		1416
1226	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1229		1421
1230	($data, $av)	1422	($data, $av)
1231	}	1423	}
1232		1424
1233	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1237	=cut	1429	=cut
1238		1430
1239	#############################################################################	1431	#############################################################################
1240	# command handling &c	1432	# command handling &c
1241		1433
1242	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1243		1435
1244	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1245	$name.	1437	$name.
1246		1438
1247	=cut	1439	=cut
…		…
1253	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1254		1446
1255	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1256	}	1448	}
1257		1449
1258	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1259		1451
1260	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1261	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1262	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1263	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1264	has logged in successfully.	1456	has logged in successfully.
1265		1457
1266	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1267	called.
1268		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1269	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1270		1466
1271	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1272	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1273	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1274	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1275	log-in.	1471	log-in.
1276		1472
1277	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1278	called.
1279		1474
1280	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1281		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1282	sub register_extcmd {	1482	sub register_extcmd($$) {
1283	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1284		1484
1285	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1286	}	1486	}
1287		1487
1288	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1289	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1290		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1291	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1292	}	1498	}
1293		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1294	cf::player->attach (	1508	cf::player->attach (
1295	on_command => sub {	1509	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1297		1511
1298	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1299	or return;	1513	or return;
1300		1514
…		…
1308	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1309		1523
1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1311		1525
1312	if (ref $msg) {	1526	if (ref $msg) {
1313	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1314	"ARRAY" eq ref $msg
1315	? @$msg
1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1317		1528
1318	my @reply;
1319
1320	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1321	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1322	}	1547	}
1323		1548
1324	$pl->ext_reply ($reply, @reply)
1325	if $reply;
1326
1327	} else {	1549	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1551	}
1330		1552
1331	cf::override;	1553	cf::override;
1332	},	1554	},
1333	);	1555	);
1334		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1335	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1336	cf::sync_job {	1586	cf::sync_job {
1337	my %todo;	1587	my %todo;
1338		1588
1339	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1590	next unless -r $path;
…		…
1358		1608
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1611
1362	$ext{source} =	1612	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1365	. $source	1615	. $source
1366	. "\n};\n1";	1616	. "\n};\n1";
1367		1617
1368	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1369	}	1619	}
1370		1620
		1621	my $pass = 0;
1371	my %done;	1622	my %done;
1372	while (%todo) {	1623	while (%todo) {
1373	my $progress;	1624	my $progress;
1374		1625
		1626	++$pass;
		1627
		1628	ext:
1375	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1631	next ext
1378	unless exists $done{$_};	1632	unless exists $done{$_};
1379	}	1633	}
1380		1634
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1636
1383	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1650
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1652	if exists $v->{meta}{mandatory};
1391		1653
1392	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1393	}	1663	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1664	}
1399		1665
1400	skip:	1666	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1403	}	1676	}
1404	};	1677	};
1405	}	1678	}
1406		1679
1407	#############################################################################	1680	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1492	}	1765	}
1493	}	1766	}
1494	}	1767	}
1495		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1496	sub save($) {	1782	sub save($) {
1497	my ($pl) = @_;	1783	my ($pl) = @_;
1498		1784
1499	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1500		1786
…		…
1505		1791
1506	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1508		1794
1509	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1799
1511	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1801	cf::cede_to_tick;
1513	}	1802	}
1514		1803
…		…
1548	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1549		1838
1550	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1841
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1843	$pl->deactivate;
		1844
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1558	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1559		1850
1560	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1616	\@logins	1907	\@logins
1617	}	1908	}
1618		1909
1619	=item $player->maps	1910	=item $player->maps
1620		1911
		1912	=item cf::player::maps $login
		1913
1621	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1622	player. May block.	1915	player. May block.
1623		1916
1624	=cut	1917	=cut
1625		1918
…		…
1646		1939
1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1648		1941
1649	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1650		1943
1651	=item $player->ext_reply ($msgid, @msg)
1652
1653	Sends an ext reply to the player.
1654
1655	=cut
1656
1657	sub ext_reply($$@) {
1658	my ($self, $id, @msg) = @_;
1659
1660	$self->ns->ext_reply ($id, @msg)
1661	}
1662
1663	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1664		1945
1665	Sends an ext event to the client.	1946	Sends an ext event to the client.
1666		1947
1667	=cut	1948	=cut
…		…
1686		1967
1687	=cut	1968	=cut
1688		1969
1689	sub find_by_path($) {	1970	sub find_by_path($) {
1690	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1691		1974
1692	my ($match, $specificity);	1975	my ($match, $specificity);
1693		1976
1694	for my $region (list) {	1977	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	sub generate_random_map {	2007	sub generate_random_map {
1725	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1726		2009
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		2011
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2013	}
1744		2014
1745	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1746		2016
1747	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1752		2022
1753	sub register {	2023	sub register {
1754	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2025	my $pkg = caller;
1756		2026
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2028
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2030	}
1762		2031
1763	# also paths starting with '/'	2032	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2034
1766	sub thawer_merge {	2035	sub thawer_merge {
1767	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1768		2037
1769	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1774	}	2043	}
1775		2044
1776	sub normalise {	2045	sub normalise {
1777	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1778		2047
1779	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1780		2049
1781	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1782		2051
1783	# map plan:	2052	# map plan:
1784	#	2053	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2069	$path = "$base/$path";
1801	}	2070	}
1802		2071
1803	for ($path) {	2072	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1807	}	2075	}
1808		2076
1809	$path	2077	$path
…		…
1823	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1824	return $self;	2092	return $self;
1825	}	2093	}
1826	}	2094	}
1827		2095
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2097	()
1830	}	2098	}
1831		2099
		2100	# may re-bless or do other evil things
1832	sub init {	2101	sub init {
1833	my ($self) = @_;	2102	my ($self) = @_;
1834		2103
1835	$self	2104	$self
1836	}	2105	}
…		…
1867		2136
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1870	}	2139	}
1871		2140
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2141	sub decay_objects {
1882	my ($self) = @_;	2142	my ($self) = @_;
1883		2143
1884	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1885		2145
…		…
1910	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1911		2171
1912	1	2172	1
1913	}	2173	}
1914		2174
		2175	# used to laod the header of an original map
1915	sub load_header_orig {	2176	sub load_header_orig {
1916	my ($self) = @_;	2177	my ($self) = @_;
1917		2178
1918	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1919	}	2180	}
1920		2181
		2182	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2183	sub load_header_temp {
1922	my ($self) = @_;	2184	my ($self) = @_;
1923		2185
1924	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1925	}	2187	}
1926		2188
		2189	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2190	sub prepare_temp {
1928	my ($self) = @_;	2191	my ($self) = @_;
1929		2192
1930	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1932	# safety	2195	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2198	}
1936		2199
		2200	# called after loading the header from an original map
1937	sub prepare_orig {	2201	sub prepare_orig {
1938	my ($self) = @_;	2202	my ($self) = @_;
1939		2203
1940	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2229
1966	sub find;	2230	sub find;
1967	sub find {	2231	sub find {
1968	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1969		2233
		2234	cf::cede_to_tick;
		2235
1970	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1971		2237
1972	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2240
1975	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1980	or return;	2243	or return;
1981		2244
1982	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1983		2246
…		…
1995		2258
1996	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1997	}	2260	}
1998	}	2261	}
1999		2262
2000	sub pre_load { }	2263	sub pre_load { }
2001	sub post_load { }	2264	#sub post_load { } # XS
2002		2265
2003	sub load {	2266	sub load {
2004	my ($self) = @_;	2267	my ($self) = @_;
2005		2268
2006	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2272
2010	{	2273	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2012		2275
2013	return unless $self->valid;	2276	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2278
2018	$self->alloc;	2279	$self->alloc;
2019		2280
2020	$self->pre_load;	2281	$self->pre_load;
2021	cf::cede_to_tick;	2282	cf::cede_to_tick;
2022		2283
		2284	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2286	$f->skip_block;
2025	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2026	or return;	2288	or return;
2027		2289
2028	$self->post_load_original	2290	$self->post_load_original
2029	if delete $self->{load_original};	2291	if delete $self->{load_original};
2030		2292
2031	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2294	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2297	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2038	}	2301	}
2039	}	2302	}
2040	}
2041		2303
2042	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2043		2311
2044	cf::cede_to_tick;	2312	cf::cede_to_tick;
2045	# now do the right thing for maps	2313	# now do the right thing for maps
2046	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2320	$self->decay_objects;
2053	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2054	$self->update_buttons;	2322	$self->update_buttons;
2055	cf::cede_to_tick;	2323	cf::cede_to_tick;
2056	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2325	}
2060		2326
2061	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2329	}
2066		2330
2067	$self->post_load;	2331	$self->post_load;
2068	}
2069		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2339	sub customise_for {
2071	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2072		2341
2073	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2343	if $self->per_player;
…		…
2077	# if $self->per_party;	2346	# if $self->per_party;
2078		2347
2079	$self	2348	$self
2080	}	2349	}
2081		2350
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2351	sub find_sync {
2109	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2110		2353
2111	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2112	}	2359	}
2113		2360
2114	sub do_load_sync {	2361	sub do_load_sync {
2115	my ($map) = @_;	2362	my ($map) = @_;
2116		2363
		2364	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2119		2367
2120	cf::sync_job { $map->load };	2368	$map->load;
2121	}	2369	}
2122		2370
2123	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2125		2373
2126	sub find_async {	2374	sub find_async {
2127	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2128		2376
2129	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2130		2378
2131	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2133	}	2381	}
2134		2382
2135	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2136		2384
2137	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2138	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2139		2387
2140	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2141	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2142	if (my $map = find $k) {	2390	if (my $map = find $k) {
2143	$map->load if $v;	2391	$map->load if $MAP_PREFETCH{$k};
2144	}	2392	}
2145		2393
2146	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
2147	}	2395	}
2148	}	2396	}
…		…
2151	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2152		2400
2153	()	2401	()
2154	}	2402	}
2155		2403
		2404	# common code, used by both ->save and ->swapout
2156	sub save {	2405	sub _save {
2157	my ($self) = @_;	2406	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2407
2161	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2162		2409
2163	return unless $self->dirty;	2410	return unless $self->dirty;
2164		2411
…		…
2184	} else {	2431	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2433	}
2187	}	2434	}
2188		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2189	sub swap_out {	2444	sub swap_out {
2190	my ($self) = @_;	2445	my ($self) = @_;
2191		2446
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2197	return if $self->players;	2451	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2199	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2200		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2201	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2202		2503
2203	$self->deactivate;	2504	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2506	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2507
2251	$self->unlink_save;	2508	$self->unlink_save;
2252	$self->destroy;	2509	$self->destroy;
2253	}	2510	}
2254		2511
…		…
2262		2519
2263	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2264		2521
2265	$self->unlink_save;	2522	$self->unlink_save;
2266		2523
2267	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2529
…		…
2329	: normalise $_	2586	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2588	]
2332	}	2589	}
2333		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2334	=back	2623	=back
2335		2624
2336	=head3 cf::object	2625	=head3 cf::object
2337		2626
2338	=cut	2627	=cut
…		…
2361		2650
2362	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2363		2652
2364	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2365		2654
2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2367	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2368		2657
2369	=cut	2658	=cut
2370		2659
2371	sub deref {	2660	sub deref {
…		…
2403		2692
2404	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2405	id => "say",	2694	id => "say",
2406	title => "Map",	2695	title => "Map",
2407	reply => "say ",	2696	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2698	};
2410		2699
2411	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2412	id => "chat",	2701	id => "chat",
2413	title => "Chat",	2702	title => "Chat",
…		…
2453	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2454		2743
2455	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2456	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2457		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2458	=cut	2772	=cut
2459		2773
2460	sub cf::object::player::may {	2774	sub cf::object::player::may {
2461	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2462		2776
2463	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2464	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2465	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2466	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2467	}	2781	}
2468		2782
2469	=item $player_object->enter_link	2783	=item $player_object->enter_link
2470		2784
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2786
2473	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2476	map.	2790	map.
2477		2791
2478	Will never block.	2792	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.
2479		2799
2480	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2481		2801
2482	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2483	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2501	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2822	my ($self) = @_;
2503		2823
2504	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2505		2825
		2826	++$self->{_link_recursion};
		2827
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2829
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2510		2832
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2834	}
2513		2835
2514	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2516		2838
…		…
2533	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2535		2857
2536	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2539		2861
2540	$map->load;	2862	$map->load;
2541	$map->load_neighbours;
2542		2863
2543	return unless $self->contr->active;	2864	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2865
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2549	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2550		2873
		2874	}
		2875
2551	=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)]])
2552		2877
2553	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
2554	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2888
2564	our $GOTOGEN;	2889	our $GOTOGEN;
2565		2890
2566	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2567	my ($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	}
2568		2899
2569	# 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
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2902
2572	$self->enter_link;	2903	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2593	}	2924	}
2594	}	2925	}
2595		2926
2596	my $map = eval {	2927	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2929
2599	if ($map) {	2930	if ($map) {
2600	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2933	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2935	}
2605		2936
2606	$map	2937	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2617	}	2948	}
2618		2949
2619	$done->() if $done;	2950	$done->($self) if $done;
2620	})->prio (1);	2951	})->prio (1);
2621	}	2952	}
2622		2953
2623	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2624		2955
…		…
2692	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2693		3024
2694	unless (eval {	3025	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2696		3027
2697	# random map handling
2698	{
2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701	prepare_random_map $exit
2702	if $exit->slaying eq "/!";
2703	}
2704
2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2707	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	}
2708		3054
2709	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2710		3056
2711	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "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. "
2719	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2721		3067
2722	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	3069	$self->leave_link;
2724	}	3070	}
2725	})->prio (1);	3071	})->prio (1);
2726	}	3072	}
2727		3073
2728	=head3 cf::client	3074	=head3 cf::client
2729		3075
2730	=over 4	3076	=over 4
2731		3077
2732	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2733		3079
2734	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2735	should not be used under normal circumstances.	3081	them as required.
2736		3082
2737	=cut	3083	=cut
2738		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2739	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2740	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2741		3089
2742	utf8::encode $text;	3090	# try lzf for large packets
2743	$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);
2744	}	3101	}
2745		3102
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3104
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2749	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2750	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2751	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2752		3109
2753	=cut	3110	=cut
2754		3111
2755	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2756	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	},
2757	"c/identify" => {	3120	"c/identify" => {
2758	id => "infobox",	3121	id => "infobox",
2759	title => "Identify",	3122	title => "Identify",
2760	reply => undef,	3123	reply => undef,
2761	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3126	"c/examine" => {
2764	id => "infobox",	3127	id => "infobox",
2765	title => "Examine",	3128	title => "Examine",
2766	reply => undef,	3129	reply => undef,
2767	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",
2768	},	3137	},
2769	"c/book" => {	3138	"c/book" => {
2770	id => "infobox",	3139	id => "infobox",
2771	title => "Book",	3140	title => "Book",
2772	reply => undef,	3141	reply => undef,
…		…
2788	id => "infobox",	3157	id => "infobox",
2789	title => "Body Parts",	3158	title => "Body Parts",
2790	reply => undef,	3159	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2792	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
2793	"c/skills" => {	3168	"c/skills" => {
2794	id => "infobox",	3169	id => "infobox",
2795	title => "Skills",	3170	title => "Skills",
2796	reply => undef,	3171	reply => undef,
2797	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",
2798	},	3197	},
2799	"c/uptime" => {	3198	"c/uptime" => {
2800	id => "infobox",	3199	id => "infobox",
2801	title => "Uptime",	3200	title => "Uptime",
2802	reply => undef,	3201	reply => undef,
…		…
2812	id => "party",	3211	id => "party",
2813	title => "Party",	3212	title => "Party",
2814	reply => "gsay ",	3213	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3214	tooltip => "Messages and chat related to your party",
2816	},	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" => $CHAT_CHANNEL,
2817	);	3230	);
2818		3231
2819	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3234
…		…
2826		3239
2827	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2830		3243
2831	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3245	$channel = $channel->{id};
2835		3246
2836	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3252	}
2843		3253
2844	$channel = $channel->{id};	3254	$channel = $channel->{id};
2845	}	3255	}
2846		3256
2847	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2848		3258
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3259	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2853		3262
2854	my $pkt = "msg "	3263	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3264	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3266	);
2858		3267
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3268	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3269	}
2896		3270
2897	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2898		3272
2899	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2901	=cut	3275	=cut
2902		3276
2903	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2905		3279
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}
2913
2914	=item $client->ext_reply ($msgid, @msg)
2915
2916	Sends an ext reply to the client.
2917
2918	=cut
2919
2920	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;
2922
2923	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}	3281	}
2931		3282
2932	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2933		3284
2934	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2954		3305
2955	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2956	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2957		3308
2958	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;
2959	}	3349	}
2960		3350
2961	cf::client->attach (	3351	cf::client->attach (
2962	on_connect => sub {	3352	on_connect => sub {
2963	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2989	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2990		3380
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3382
2993	if (ref $msg) {	3383	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2995	"ARRAY" eq ref $msg
2996	? @$msg
2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2998		3385
2999	my @reply;
3000
3001	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}) {
3002	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
3003	}	3404	}
3004
3005	$ns->ext_reply ($reply, @reply)
3006	if $reply;
3007
3008	} else {	3405	} else {
3009	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";
3010	}	3407	}
3011		3408
3012	cf::override;	3409	cf::override;
3013	},	3410	},
3014	);	3411	);
…		…
3034		3431
3035	$coro	3432	$coro
3036	}	3433	}
3037		3434
3038	cf::client->attach (	3435	cf::client->attach (
3039	on_destroy => sub {	3436	on_client_destroy => sub {
3040	my ($ns) = @_;	3437	my ($ns) = @_;
3041		3438
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3440	},
3044	);	3441	);
…		…
3060	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3061		3458
3062	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3063		3460
3064	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3067	sort time	3464	sort time
3068	));	3465	));
3069		3466
3070	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3075		3472
3076	cf::object	3473	cf::object
3077	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
3078	insert remove name archname title slaying race decrease split	3475	insert remove name archname title slaying race decrease split
		3476	value
3079		3477
3080	cf::object::player	3478	cf::object::player
3081	player	3479	player
3082		3480
3083	cf::player	3481	cf::player
…		…
3089	=cut	3487	=cut
3090		3488
3091	for (	3489	for (
3092	["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
3093	insert remove inv nrof name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3098	) {	3496	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3499	for @funs;
3103	}	3500	}
3104		3501
…		…
3119		3516
3120	my $qcode = $code;	3517	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3123		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3124	local $_;	3524	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3525
3127	my $eval =	3526	my $eval =
3128	"do {\n"	3527	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3530	. $code
3132	. "\n}"	3531	. "\n}"
3133	;	3532	;
3134		3533
		3534	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	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	}
3138		3543
3139	if ($@) {	3544	if ($@) {
3140	warn "$@";	3545	warn "$@",
3141	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3143	}	3548	}
3144		3549
3145	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3146	}	3551	}
3147		3552
…		…
3161	=cut	3566	=cut
3162		3567
3163	sub register_script_function {	3568	sub register_script_function {
3164	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3165		3570
3166	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3168	}	3573	}
3169		3574
3170	=back	3575	=back
3171		3576
3172	=cut	3577	=cut
3173		3578
3174	#############################################################################	3579	#############################################################################
3175	# the server's init and main functions	3580	# the server's init and main functions
3176		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, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3177	sub load_facedata($) {	3659	sub load_facedata($) {
3178	my ($path) = @_;	3660	my ($path) = @_;
3179		3661
3180	# HACK to clear player env face cache, we need some signal framework
3181	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();
3183
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3663
3186	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3187		3665
3188	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3667
3194	$facedata->{version} == 2	3668	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3196		3670
3197	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3198	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3199	type => FT_RSRC,	3673
3200	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
3201	};	3675
3202	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3203		3679
3204	{	3680	{
3205	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3206		3682
3207	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3686
3210	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3212	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};
3213	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};
3214		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3215	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3216	}	3694	}
3217		3695
3218	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3219	next unless $info->{smooth};	3697	next unless $info->{smooth};
3220		3698
…		…
3223		3701
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3705	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3707	}
3230
3231	cf::cede_to_tick;
3232	}	3708	}
3233	}	3709	}
3234		3710
3235	{	3711	{
3236	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3237		3713
3238	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3239	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3240	cf::cede_to_tick;
3241	}	3716	}
3242		3717
3243	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3244	}	3719	}
3245		3720
3246	{	3721	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3250		3723
3251	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3252	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
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3728
3256	if ($info->{type} & 1) {
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	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;
3271	} else {	3735	} else {
3272	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3273	}	3737	}
3274
3275	cf::cede_to_tick;
3276	}	3738	}
3277	}	3739	}
		3740
		3741	($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;
3278		3750
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3281	1	3755	1
3282	}	3756	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3757
3304	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3306		3760
3307	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
…		…
3315	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3316	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3317	cf::arch::commit_load;	3771	cf::arch::commit_load;
3318		3772
3319	$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;
3320	}	3788	}
3321		3789
3322	sub reload_regions {	3790	sub reload_regions {
3323	# 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
3324	# for this (global event?)	3792	# for this (global event?)
…		…
3332	if exists $_->{match};	3800	if exists $_->{match};
3333	}	3801	}
3334	}	3802	}
3335		3803
3336	sub reload_facedata {	3804	sub reload_facedata {
3337	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3338	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3339	}	3807	}
3340		3808
3341	sub reload_archetypes {	3809	sub reload_archetypes {
3342	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3344	}	3838	}
3345		3839
3346	sub reload_treasures {	3840	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3349	}	3843	}
3350		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
3351	sub reload_resources {	3865	sub reload_resources {
3352	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3353		3867
		3868	reload_materials;
3354	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
3355	reload_archetypes;	3872	reload_archetypes;
3356	reload_regions;	3873	reload_regions;
3357	reload_treasures;	3874	reload_treasures;
3358		3875
3359	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3360	}	3877	}
3361		3878
3362	sub reload_config {	3879	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3364	or return;
3365		3881
3366	local $/;	3882	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3368		3885
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3887
3371	$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};
3372	$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};
3373		3890
3374	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3397		3914
3398	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3399	print $fh $$;	3916	print $fh $$;
3400	}	3917	}
3401		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
3402	sub main {	3928	sub main {
3403	cf::init_globals; # initialise logging	3929	cf::init_globals; # initialise logging
3404		3930
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	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.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409		3935
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3937
3418	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3420	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#
3421	(async {	3941	(async {
3422	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3423	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3424	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3425	};	3945	};
3426		3946
3427	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3428		3948
3429	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
3430	reload_resources;	3960	reload_resources;
3431	reload_config;	3961	reload_config;
3432	db_init;
3433		3962
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3963	cf::init_uuid;
3437	cf::init_signals;	3964	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3965	cf::init_skills;
3440		3966
3441	cf::init_beforeplay;	3967	cf::init_beforeplay;
3442		3968
3443	atomic;	3969	atomic;
…		…
3445	load_extensions;	3971	load_extensions;
3446		3972
3447	utime time, time, $RUNTIMEFILE;	3973	utime time, time, $RUNTIMEFILE;
3448		3974
3449	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
3450	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};
3451		3978
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3979	cf::_post_init 0;
3453	};	3980	};
3454		3981
3455	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;
3456	}	3990	}
3457		3991
3458	#############################################################################	3992	#############################################################################
3459	# initialisation and cleanup	3993	# initialisation and cleanup
3460		3994
3461	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3462	BEGIN {	3996	BEGIN {
3463	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3467	};	4001	};
3468	}	4002	}
3469	}	4003	}
3470		4004
3471	sub write_runtime_sync {	4005	sub write_runtime_sync {
		4006	my $t0 = AE::time;
		4007
3472	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3474		4010
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		4012
3477	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3478		4014
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	4016	or return;
3481		4017
3482	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	4033	or return;
3498		4034
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	4036	and return;
3501		4037
3502	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		4039
3504	1	4040	1
3505	}	4041	}
3506		4042
3507	our $uuid_lock;	4043	our $uuid_lock;
…		…
3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519	or return;	4055	or return;
3520		4056
3521	my $value = uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
3522		4058
3523	if ($value < 1024) {	4059	unless ($value) {
3524	warn "cowardly refusing to write low uuid value ($value)!\n";	4060	info "cowardly refusing to write zero uuid value!\n";
3525	return;	4061	return;
3526	}	4062	}
3527		4063
3528	my $value = uuid_str $value + $uuid_skip;	4064	my $value = uuid_str $value + $uuid_skip;
3529	$uuid_skip = 0;	4065	$uuid_skip = 0;
…		…
3539	or return;	4075	or return;
3540		4076
3541	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3542	and return;	4078	and return;
3543		4079
3544	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3545		4081
3546	1	4082	1
3547		4083
3548	}	4084	}
3549		4085
…		…
3555	}	4091	}
3556		4092
3557	sub emergency_save() {	4093	sub emergency_save() {
3558	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3559		4095
3560	warn "enter emergency perl save\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;
3561		4102
3562	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3563	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3564	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3565	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3566	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3567	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3568	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3569	$pl->valid or next;	4112	$pl->valid or next;
3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3571	$pl->save;	4114	$pl->save;
3572	}	4115	}
3573	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3574		4117
3575	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3576	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3577	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3578	$map->valid or next;	4123	$map->valid or next;
3579	$map->save;	4124	$map->save;
3580	}	4125	}
3581	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3582		4127
3583	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3584	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3585	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3586		4133
3587	warn "begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3588	write_uuid_sync 1;	4135	write_uuid_sync 1;
3589	warn "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 $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3590	};	4156	};
3591		4157
3592	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3593	}	4159	}
3594		4160
3595	sub post_cleanup {	4161	sub post_cleanup {
3596	my ($make_core) = @_;	4162	my ($make_core) = @_;
3597		4163
		4164	IO::AIO::flush;
		4165
3598	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	4167	if $make_core;
3600		4168
3601	my $fh = pidfile;	4169	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	4170	unlink $PIDFILE if <$fh> == $$;
3603	}	4171	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	4192	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	4193	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4195	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4196	}
3630		4197
3631	sub do_reload_perl() {	4198	sub do_reload_perl() {
3632	# can/must only be called in main	4199	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3634	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3635	return;	4202	return;
3636	}	4203	}
3637		4204
3638	return if $RELOAD++;	4205	return if $RELOAD++;
3639		4206
		4207	my $t1 = AE::time;
		4208
3640	while ($RELOAD) {	4209	while ($RELOAD) {
3641	warn "reloading...";	4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
3642		4212
3643	warn "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3644		4214
3645	cf::sync_job {	4215	cf::sync_job {
3646	cf::write_runtime_sync; # external watchdog should not bark
3647	cf::emergency_save;	4216	#cf::emergency_save;
3648	cf::write_runtime_sync; # external watchdog should not bark
3649		4217
3650	warn "syncing database to disk";
3651	BDB::db_env_txn_checkpoint $DB_ENV;
3652
3653	# if anything goes wrong in here, we should simply crash as we already saved
3654
3655	warn "flushing outstanding aio requests";
3656	while (IO::AIO::nreqs || BDB::nreqs) {
3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3658	}
3659
3660	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3661	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3662	%EXT_CORO = ();	4220	%EXT_CORO = ();
3663		4221
3664	warn "removing commands";	4222	trace "perl_reload: removing commands";
3665	%COMMAND = ();	4223	%COMMAND = ();
3666		4224
3667	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3668	%EXTCMD = ();	4226	%EXTCMD = ();
3669	%EXTICMD = ();	4227	%EXTICMD = ();
3670		4228
3671	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3672	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3673	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3674		4232
3675	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3676	eval {	4234	eval {
3677	$cb->($pkg);	4235	$cb->($pkg);
3678	1	4236	1
3679	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
3680	}	4238	}
3681		4239
3682	warn "... clearing $pkg";	4240	trace "... clearing $pkg";
3683	clear_package $pkg;	4241	clear_package $pkg;
3684	}	4242	}
3685		4243
3686	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3687	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689		4247
3690	warn "... unloading $k";	4248	trace "... unloading $k";
3691	delete $INC{$k};	4249	delete $INC{$k};
3692		4250
3693	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3694	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3695		4253
…		…
3698	}	4256	}
3699		4257
3700	clear_package $k;	4258	clear_package $k;
3701	}	4259	}
3702		4260
3703	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3704	clear_package "safe::$_"	4262	clear_package "safe::$_"
3705	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);
3706		4264
3707	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3708	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3709	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3710		4268
3711	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3712	# and global variables created in xs	4270	# and global variables created in xs
3713	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3714		4272
3715	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3716		4274
3717	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3718	require cf;	4276	require cf;
3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3720		4278
3721	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3722	cf::reload_config;	4280	cf::reload_config;
3723		4281
3724	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3725	cf::load_extensions;	4283	cf::load_extensions;
3726		4284
		4285	if ($REATTACH_ON_RELOAD) {
3727	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3728	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3729	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3730	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3731	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3732	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3733		4293
3734	warn "running post_load";	4294	cf::_post_init 1;
3735	(pop @POST_INIT)->(1) while @POST_INIT;
3736		4295
3737	warn "leaving sync_job";	4296	trace "perl_reload: leaving sync_job";
3738		4297
3739	1	4298	1
3740	} or do {	4299	} or do {
3741	warn $@;	4300	error $@;
3742	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3743	};	4302	};
3744		4303
3745	warn "reloaded";
3746	--$RELOAD;	4304	--$RELOAD;
3747	}	4305	}
		4306
		4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3748	};	4309	};
3749		4310
3750	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3751		4312
3752	sub reload_perl() {	4313	sub reload_perl() {
3753	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3754	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3755		4316
		4317	$RELOAD_WATCHER ||= cf::async {
		4318	Coro::AIO::aio_wait cache_extensions;
		4319
3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3757	do_reload_perl;	4321	do_reload_perl;
3758	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
		4323	};
3759	};	4324	};
3760	}	4325	}
3761		4326
3762	register_command "reload" => sub {	4327	register_command "reload" => sub {
3763	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
…		…
3769	reload_perl;	4334	reload_perl;
3770	};	4335	};
3771	}	4336	}
3772	};	4337	};
3773		4338
3774	unshift @INC, $LIBDIR;	4339	#############################################################################
3775		4340
3776	my $bug_warning = 0;	4341	my $bug_warning = 0;
3777		4342
3778	our @WAIT_FOR_TICK;
3779	our @WAIT_FOR_TICK_BEGIN;
3780
3781	sub wait_for_tick {	4343	sub wait_for_tick() {
3782	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3783		4345
3784	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3785	push @WAIT_FOR_TICK, $signal;
3786	$signal->wait;
3787	}	4347	}
3788		4348
3789	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3790	return if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3791		4351
3792	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3793	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3794	$signal->wait;	4354	$signal->wait;
3795	}	4355	}
…		…
3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3800	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3801	return;	4361	return;
3802	}	4362	}
3803		4363
3804	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3805		4367
3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3807	$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.;
3808	Coro::async_pool {	4370	Coro::async_pool {
3809	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3810	write_runtime_sync	4372	write_runtime_sync
3811	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3812	};	4374	};
3813	}	4375	}
3814		4376
3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3816	$sig->send;	4378	$sig->send;
3817	}	4379	}
3818	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3819	$sig->send;
3820	}
3821		4381
3822	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3824		4384
3825	if (0) {	4385	if (0) {
3826	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3827	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3830	}	4390	}
3831	}	4391	}
3832	}	4392	}
3833		4393
3834	{	4394	{
3835	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3836		4397
3837	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3838	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3839	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3840		4401
3841	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3842	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3844	$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;
…		…
3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3870	};	4431	};
3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3873	};	4434	};
		4435
		4436	info "database initialised";
3874	}	4437	}
3875		4438
3876	{	4439	{
3877	# configure IO::AIO	4440	# configure IO::AIO
3878		4441
		4442	info "initialising aio";
3879	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3880	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3881	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3882	}	4447	}
3883		4448
3884	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3885		4451
3886	sub _log_backtrace {	4452	sub _log_backtrace {
3887	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3888		4454
3889	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3890		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3891	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3892	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3893	++$_log_backtrace;	4463	++$_log_backtrace;
3894	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
3895	async {	4465	async {
3896	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3897		4467
…		…
3917	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3918	--$_log_backtrace;	4488	--$_log_backtrace;
3919	};	4489	};
3920	} else {	4490	} else {
3921	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3922	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3923	}	4493	}
3924	}	4494	}
3925		4495
3926	# load additional modules	4496	# load additional modules
3927	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3928		4499
3929	END { cf::emergency_save }	4500	END { cf::emergency_save }
3930		4501
3931	1	4502	1
3932		4503

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