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Revision 1.457 by root, Wed Oct 1 05:50:19 2008 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;
59	use Compress::LZF;	63	use Compress::LZF;
60	use Digest::MD5 ();	64	use Digest::MD5 ();
61		65
62	AnyEvent::detect;	66	AnyEvent::detect;
63		67
…		…
70		74
71	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
76		85
77	our %COMMAND = ();	86	our %COMMAND = ();
78	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
79		88
80	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
85		96
86	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
88		101
89	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
90	our $DATADIR = datadir;	104	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
94	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		117
103	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
104		125
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	128	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		130
110	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	134	our $DB_ENV;
114		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
115	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		140
117	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
119	our $NOW;	144	our $NOW;
120		145
121	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
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;
134		159
135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
136		165
137	binmode STDOUT;	166	binmode STDOUT;
138	binmode STDERR;	167	binmode STDERR;
139		168
140	# read virtual server time, if available	169	# read virtual server time, if available
…		…
142	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
143	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
144	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
145	}	174	}
146		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
147	mkdir $_	178	mkdir $_
148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
149		180
150	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
151		182
152	sub cf::map::normalise;	183	sub cf::map::normalise;
153		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
154	#############################################################################	189	#############################################################################
155		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
156	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
157		203
158	=over 4	204	=over 4
159		205
160	=item $cf::UPTIME	206	=item $cf::UPTIME
161		207
162	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.
163		224
164	=item $cf::RUNTIME	225	=item $cf::RUNTIME
165		226
166	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
167	every server tick.	228	every server tick.
168		229
169	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
170	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
171	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
172		233
173	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
174	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
175	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
176	database environment.	237	database environment.
177		238
178	=item $cf::NOW
179
180	The time of the last (current) server tick.
181
182	=item $cf::TICK
183
184	The interval between server ticks, in seconds.
185
186	=item $cf::LOADAVG	239	=item $cf::LOADAVG
187		240
188	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
189	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
190	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
199	from wherever your confdir points to.	252	from wherever your confdir points to.
200		253
201	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
202		255
203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
204	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
205	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
206		277
207	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
208		279
209	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
210	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
211	that call.	282	that call.
212		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
213	=back	290	=back
214		291
215	=cut	292	=cut
216		293
217	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
218	*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 {
219	my $msg = join "", @_;	301	my $msg = join "", @_;
220		302
221	$msg .= "\n"	303	$msg .= "\n"
222	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
223		305
224	$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;
225		307
226	LOG llevError, $msg;	308	LOG llevWarn, $msg;
227	};	309	};
228	}
229		310
230	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
231	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
232		313
233	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
234	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
235	return;#d#	318	return;#d#
236	}#d#	319	}#d#
237		320
238	# kill coroutine otherwise	321	# kill coroutine otherwise
239	warn Carp::longmess $_[0];
240	Coro::terminate	322	Coro::terminate
241	};	323	};
242
243	$SIG{__DIE__} = sub { }; #d#?
244		324
245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
262	)) {	342	)) {
263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
264	}	344	}
265		345
266	$EV::DIED = sub {	346	$EV::DIED = sub {
267	warn "error in event callback: @_";	347	warn "error in event callback: $@";
268	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
269		354
270	#############################################################################	355	#############################################################################
271		356
272	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
273		358
…		…
294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
295	$d	380	$d
296	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
297	}	382	}
298		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
299	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
300		437
301	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
302		439
303	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
310		447
311	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
312	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
313		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 $_[0]
		480	}
		481
314	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
315		483
316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
317	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
318		486
319	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
320	is a reload or not.	488	is a reload or not.
321		489
322	=cut	490	=cut
323		491
324	sub post_init(&) {	492	sub post_init(&) {
325	push @POST_INIT, shift;	493	push @POST_INIT, shift;
326	}	494	}
327		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
328	=item cf::lock_wait $string	513	=item cf::lock_wait $string
329		514
330	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
331		516
332	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
333		518
334	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
335	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,
336	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
337	returned.	522	returned.
338		523
339	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
340	deadlocked coro.	525	deadlocked coro.
…		…
346		531
347	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.
348		533
349	=cut	534	=cut
350		535
351	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
352	our %LOCKER;#d#
353		537
354	sub lock_wait($) {	538	sub lock_wait($) {
355	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
356
357	if ($LOCKER{$key} == $Coro::current) {#d#
358	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
359	return;#d#
360	}#d#
361
362	# wait for lock, if any
363	while ($LOCK{$key}) {
364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
365	push @{ $LOCK{$key} }, $Coro::current;
366	Coro::schedule;
367	}
368	}	540	}
369		541
370	sub lock_acquire($) {	542	sub lock_acquire($) {
371	my ($key) = @_;	543	$LOCKS->guard ($_[0])
372
373	# wait, to be sure we are not locked
374	lock_wait $key;
375
376	$LOCK{$key} = [];
377	$LOCKER{$key} = $Coro::current;#d#
378
379	Coro::guard {
380	delete $LOCKER{$key};#d#
381	# wake up all waiters, to be on the safe side
382	$_->ready for @{ delete $LOCK{$key} };
383	}
384	}	544	}
385		545
386	sub lock_active($) {	546	sub lock_active($) {
387	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
388
389	! ! $LOCK{$key}
390	}	548	}
391		549
392	sub freeze_mainloop {	550	sub freeze_mainloop {
393	tick_inhibit_inc;	551	tick_inhibit_inc;
394		552
395	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
396	}	554	}
397		555
398	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
399		557
400	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
401	get spread over timer.	559	get spread over time.
402		560
403	=cut	561	=cut
404		562
405	sub periodic($$) {	563	sub periodic($$) {
406	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
411	}	569	}
412		570
413	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
414		572
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
418		580
419	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
420	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
421		583
422	Useful for short background jobs.	584	Useful for short background jobs.
423		585
424	=cut	586	=cut
425		587
426	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
428		591
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
432		595
433	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
434		598
435	while () {	599	while () {
436	next_job:	600	next_job:
		601
437	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	603
439	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	608	$job->[2]->send;
443	Coro::cede;	609	Coro::cede;
444	goto next_job;	610	goto next_job;
445	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	613	}
447	}	614	}
448		615
449	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	619	} else {
		620	$busy = 0;
454	Coro::schedule;	621	Coro::schedule;
455	}	622	}
456	}	623	}
457	};	624	};
458		625
459	sub get_slot($;$$) {	626	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
461		628
462	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
463		630
464	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
465	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
466		634
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
495	=cut	663	=cut
496		664
497	sub sync_job(&) {	665	sub sync_job(&) {
498	my ($job) = @_;	666	my ($job) = @_;
499		667
500	if ($Coro::current == $Coro::main) {	668	if (in_main) {
501	my $time = EV::time;	669	my $time = AE::time;
502		670
503	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
505		673
506	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
507		675
508	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
509		677
510	my $busy = 1;	678	my $busy = 1;
511	my @res;	679	my @res;
512		680
513	(async {	681	(async {
514	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	683	@res = eval { $job->() };
516	warn $@ if $@;	684	error $@ if $@;
517	undef $busy;	685	undef $busy;
518	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
519		687
520	while ($busy) {	688	while ($busy) {
521	if (Coro::nready) {	689	if (Coro::nready) {
…		…
523	} else {	691	} else {
524	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
525	}	693	}
526	}	694	}
527		695
528	my $time = EV::time - $time;	696	my $time = AE::time - $time;
529		697
530	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
531		699
532	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
533	} else {	701	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
556		724
557	$coro	725	$coro
558	}	726	}
559		727
560	=item fork_call { }, $args	728	=item fork_call { }, @args
561		729
562	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
566		734
567	=cut	735	=cut
568		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
569	sub fork_call(&@) {	741	sub fork_call(&@) {
570	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
571		743
572	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
575		747
576	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
577	reset_signals;	749	cf::post_fork;
578	&$cb	750	&$cb
579	}, @args;	751	} @args;
580		752
581	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
582	}	765	}
583		766
584	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
585		768
586	=cut	769	=cut
…		…
623	within each server.	806	within each server.
624		807
625	=cut	808	=cut
626		809
627	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
628	my ($name) = @_;	814	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
630		816
631	eval {	817	eval {
632	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
642	}	828	}
643		829
644	our $DB;	830	our $DB;
645		831
646	sub db_init {	832	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	833	$DB ||= db_table "db";
649	};
650	}	834	}
651		835
652	sub db_get($$) {	836	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
654		838
655	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
656	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
657		843
658	$! ? ()	844	$! ? ()
659	: $data	845	: $data
660	}
661	}	846	}
662		847
663	sub db_put($$$) {	848	sub db_put($$$) {
664	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		878
694	my @data;	879	my @data;
695	my $md5;	880	my $md5;
696		881
697	for (0 .. $#$src) {	882	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	884	}
701		885
702	# if processing is expensive, check	886	# if processing is expensive, check
703	# checksum first	887	# checksum first
704	if (1) {	888	if (1) {
…		…
717		901
718	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
719	}	903	}
720	}	904	}
721		905
722	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
723	my $data = $process->(\@data);	907	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
725		909
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		911
728	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
731		915
…		…
741		925
742	=cut	926	=cut
743		927
744	sub datalog($@) {	928	sub datalog($@) {
745	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	931	}
748		932
749	=back	933	=back
750		934
751	=cut	935	=cut
…		…
946		1130
947	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1133
950	} elsif (ref $type) {	1134	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
952		1136
953	} else {	1137	} else {
954	shift @arg;	1138	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
956	}	1140	}
957	}	1141	}
958	}	1142	}
959		1143
960	sub _object_attach {	1144	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
971	}	1155	}
972		1156
973	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
974	} else {	1158	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1160	}
977		1161
978	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
979	}	1163	}
980		1164
…		…
1039		1223
1040	for (@$callbacks) {	1224	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1042		1226
1043	if ($@) {	1227	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1229	override;
1047	}	1230	}
1048		1231
1049	return 1 if $override;	1232	return 1 if $override;
1050	}	1233	}
…		…
1129	for (@$attach) {	1312	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1132	}	1315	}
1133	} else {	1316	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1318	}
1136	}	1319	}
1137	}	1320	}
1138		1321
1139	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1167		1350
1168	sync_job {	1351	sync_job {
1169	if (length $$rdata) {	1352	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1173		1357
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1178	aio_close $fh;	1365	aio_close $fh;
1179		1366
1180	if (@$objs) {	1367	if (@$objs) {
1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1184	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1185	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1186	aio_close $fh;	1376	aio_close $fh;
1187	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1188	}	1378	}
1189	} else {	1379	} else {
1190	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
…		…
1193	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1194		1384
1195	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1196	aio_pathsync $filename if $cf::USE_FSYNC;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1197	} else {	1387	} else {
1198	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1199	}	1389	}
1200	} else {	1390	} else {
1201	aio_unlink $filename;	1391	aio_unlink $filename;
1202	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1203	}	1393	}
…		…
1227	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1228	$av = $st->{objs};	1418	$av = $st->{objs};
1229	}	1419	}
1230		1420
1231	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1232	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1233	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1234		1425
1235	($data, $av)	1426	($data, $av)
1236	}	1427	}
1237		1428
1238	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1242	=cut	1433	=cut
1243		1434
1244	#############################################################################	1435	#############################################################################
1245	# command handling &c	1436	# command handling &c
1246		1437
1247	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1248		1439
1249	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1250	$name.	1441	$name.
1251		1442
1252	=cut	1443	=cut
…		…
1258	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1259		1450
1260	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1261	}	1452	}
1262		1453
1263	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1264		1455
1265	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1266	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1267	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1268	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1269	has logged in successfully.	1460	has logged in successfully.
1270		1461
1271	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1272	called.
1273		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1274	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1275		1470
1276	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1277	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1278	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1279	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1280	log-in.	1475	log-in.
1281		1476
1282	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1283	called.
1284		1478
1285	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1286		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1287	sub register_extcmd {	1486	sub register_extcmd($$) {
1288	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1289		1488
1290	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1291	}	1490	}
1292		1491
1293	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1294	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1295		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1296	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1297	}	1502	}
1298		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
1299	use File::Glob ();	1510	use File::Glob ();
1300		1511
1301	cf::player->attach (	1512	cf::player->attach (
1302	on_command => sub {	1513	on_unknown_command => sub {
1303	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1304		1515
1305	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1306	or return;	1517	or return;
1307		1518
…		…
1315	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1316		1527
1317	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1318		1529
1319	if (ref $msg) {	1530	if (ref $msg) {
1320	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1321	"ARRAY" eq ref $msg
1322	? @$msg
1323	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1324		1532
1325	my @reply;
1326
1327	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1328	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1329	}	1551	}
1330		1552
1331	$pl->ext_reply ($reply, @reply)
1332	if $reply;
1333
1334	} else {	1553	} else {
1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1336	}	1555	}
1337		1556
1338	cf::override;	1557	cf::override;
1339	},	1558	},
1340	);	1559	);
1341		1560
1342	# "readahead" all extensions	1561	# "readahead" all extensions
1343	sub cache_extensions {	1562	sub cache_extensions {
1344	my $grp = IO::AIO::aio_group;	1563	my $grp = IO::AIO::aio_group;
1345		1564
1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1347	for (grep /\.ext$/, @{$_[0]}) {	1566	for (grep /\.ext$/, @{$_[0]}) {
1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1349	}	1568	}
1350	};	1569	};
1351		1570
1352	$grp	1571	$grp
1353	}	1572	}
1354		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1355	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1356	cf::sync_job {	1590	cf::sync_job {
1357	my %todo;	1591	my %todo;
1358		1592
1359	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1360	next unless -r $path;	1594	next unless -r $path;
…		…
1378		1612
1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1381		1615
1382	$ext{source} =	1616	$ext{source} =
1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1384	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1385	. $source	1619	. $source
1386	. "\n};\n1";	1620	. "\n};\n1";
1387		1621
1388	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1389	}	1623	}
1390		1624
		1625	my $pass = 0;
1391	my %done;	1626	my %done;
1392	while (%todo) {	1627	while (%todo) {
1393	my $progress;	1628	my $progress;
1394		1629
		1630	++$pass;
		1631
		1632	ext:
1395	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1396	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1397	goto skip	1635	next ext
1398	unless exists $done{$_};	1636	unless exists $done{$_};
1399	}	1637	}
1400		1638
1401	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1402		1640
1403	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1404	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1405	: "$v->{base}: extension inactive.\n";
1406		1654
1407	if (exists $v->{meta}{mandatory}) {
1408	warn $msg;
1409	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1410	}	1656	if exists $v->{meta}{mandatory};
1411		1657
1412	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1413	}	1667	}
1414
1415	$done{$k} = delete $todo{$k};
1416	push @EXTS, $v->{pkg};
1417	$progress = 1;
1418	}	1668	}
1419		1669
1420	skip:	1670	unless ($progress) {
1421	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1422	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1423	}	1680	}
1424	};	1681	};
1425	}	1682	}
1426		1683
1427	#############################################################################	1684	#############################################################################
…		…
1511	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1512	}	1769	}
1513	}	1770	}
1514	}	1771	}
1515		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1516	sub save($) {	1786	sub save($) {
1517	my ($pl) = @_;	1787	my ($pl) = @_;
1518		1788
1519	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1520		1790
…		…
1525		1795
1526	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1527	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1528		1798
1529	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1530		1803
1531	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1532	cf::cede_to_tick;	1805	cf::cede_to_tick;
1533	}	1806	}
1534		1807
…		…
1568	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1569		1842
1570	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1572		1845
1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1574	$pl->deactivate;	1847	$pl->deactivate;
		1848
1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1576	$pl->ob->check_score;
1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1578	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1579		1854
1580	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1581	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1582	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1636	\@logins	1911	\@logins
1637	}	1912	}
1638		1913
1639	=item $player->maps	1914	=item $player->maps
1640		1915
		1916	=item cf::player::maps $login
		1917
1641	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1642	player. May block.	1919	player. May block.
1643		1920
1644	=cut	1921	=cut
1645		1922
…		…
1666		1943
1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1668		1945
1669	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1670		1947
1671	=item $player->ext_reply ($msgid, @msg)
1672
1673	Sends an ext reply to the player.
1674
1675	=cut
1676
1677	sub ext_reply($$@) {
1678	my ($self, $id, @msg) = @_;
1679
1680	$self->ns->ext_reply ($id, @msg)
1681	}
1682
1683	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1684		1949
1685	Sends an ext event to the client.	1950	Sends an ext event to the client.
1686		1951
1687	=cut	1952	=cut
…		…
1706		1971
1707	=cut	1972	=cut
1708		1973
1709	sub find_by_path($) {	1974	sub find_by_path($) {
1710	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1711		1978
1712	my ($match, $specificity);	1979	my ($match, $specificity);
1713		1980
1714	for my $region (list) {	1981	for my $region (list) {
1715	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1744	sub generate_random_map {	2011	sub generate_random_map {
1745	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1746		2013
1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1748		2015
1749	# mit "rum" bekleckern, nicht
1750	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1754	$rmp->{exit_on_final_map},
1755	$rmp->{xsize}, $rmp->{ysize},
1756	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1757	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1758	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1759	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1760	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1761	(cf::region::find $rmp->{region}), $rmp->{custom}
1762	)
1763	}	2017	}
1764		2018
1765	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1766		2020
1767	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1772		2026
1773	sub register {	2027	sub register {
1774	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1775	my $pkg = caller;	2029	my $pkg = caller;
1776		2030
1777	no strict;
1778	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1779		2032
1780	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1781	}	2034	}
1782		2035
1783	# also paths starting with '/'	2036	# also paths starting with '/'
1784	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1785		2038
1786	sub thawer_merge {	2039	sub thawer_merge {
1787	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1788		2041
1789	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1794	}	2047	}
1795		2048
1796	sub normalise {	2049	sub normalise {
1797	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1798		2051
1799	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1800		2053
1801	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1802		2055
1803	# map plan:	2056	# map plan:
1804	#	2057	#
…		…
1819	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1820	$path = "$base/$path";	2073	$path = "$base/$path";
1821	}	2074	}
1822		2075
1823	for ($path) {	2076	for ($path) {
1824	redo if s{//}{/};
1825	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1826	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1827	}	2079	}
1828		2080
1829	$path	2081	$path
…		…
1843	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1844	return $self;	2096	return $self;
1845	}	2097	}
1846	}	2098	}
1847		2099
1848	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1849	()	2101	()
1850	}	2102	}
1851		2103
		2104	# may re-bless or do other evil things
1852	sub init {	2105	sub init {
1853	my ($self) = @_;	2106	my ($self) = @_;
1854		2107
1855	$self	2108	$self
1856	}	2109	}
…		…
1887		2140
1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1889	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1890	}	2143	}
1891		2144
1892	# and all this just because we cannot iterate over
1893	# all maps in C++...
1894	sub change_all_map_light {
1895	my ($change) = @_;
1896
1897	$_->change_map_light ($change)
1898	for grep $_->outdoor, values %cf::MAP;
1899	}
1900
1901	sub decay_objects {	2145	sub decay_objects {
1902	my ($self) = @_;	2146	my ($self) = @_;
1903		2147
1904	return if $self->{deny_reset};	2148	return if $self->{deny_reset};
1905		2149
…		…
1930	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1931		2175
1932	1	2176	1
1933	}	2177	}
1934		2178
		2179	# used to laod the header of an original map
1935	sub load_header_orig {	2180	sub load_header_orig {
1936	my ($self) = @_;	2181	my ($self) = @_;
1937		2182
1938	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1939	}	2184	}
1940		2185
		2186	# used to laod the header of an instantiated map
1941	sub load_header_temp {	2187	sub load_header_temp {
1942	my ($self) = @_;	2188	my ($self) = @_;
1943		2189
1944	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1945	}	2191	}
1946		2192
		2193	# called after loading the header from an instantiated map
1947	sub prepare_temp {	2194	sub prepare_temp {
1948	my ($self) = @_;	2195	my ($self) = @_;
1949		2196
1950	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1951	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1952	# safety	2199	# safety
1953	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1954	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1955	}	2202	}
1956		2203
		2204	# called after loading the header from an original map
1957	sub prepare_orig {	2205	sub prepare_orig {
1958	my ($self) = @_;	2206	my ($self) = @_;
1959		2207
1960	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1961	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1985		2233
1986	sub find;	2234	sub find;
1987	sub find {	2235	sub find {
1988	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1989		2237
		2238	cf::cede_to_tick;
		2239
1990	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1991		2241
1992	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1993	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1994		2244
1995	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1997	my $guard2 = cf::lock_acquire "map_find:$path";
1998
1999	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
2000	or return;	2247	or return;
2001		2248
2002	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
2003		2250
…		…
2015		2262
2016	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
2017	}	2264	}
2018	}	2265	}
2019		2266
2020	sub pre_load { }	2267	sub pre_load { }
2021	sub post_load { }	2268	#sub post_load { } # XS
2022		2269
2023	sub load {	2270	sub load {
2024	my ($self) = @_;	2271	my ($self) = @_;
2025		2272
2026	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029		2276
2030	{	2277	{
2031	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2032		2279
2033	return unless $self->valid;	2280	return unless $self->valid;
2034	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2035
2036	$self->in_memory (cf::MAP_LOADING);
2037		2282
2038	$self->alloc;	2283	$self->alloc;
2039		2284
2040	$self->pre_load;	2285	$self->pre_load;
2041	cf::cede_to_tick;	2286	cf::cede_to_tick;
2042		2287
		2288	if (exists $self->{load_path}) {
2043	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2044	$f->skip_block;	2290	$f->skip_block;
2045	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2046	or return;	2292	or return;
2047		2293
2048	$self->post_load_original	2294	$self->post_load_original
2049	if delete $self->{load_original};	2295	if delete $self->{load_original};
2050		2296
2051	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2052	utf8::encode $uniq;	2298	utf8::encode $uniq;
2053	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2054	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2055	$self->clear_unique_items;	2301	$self->clear_unique_items;
2056	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2057	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2058	}	2305	}
2059	}	2306	}
2060	}
2061		2307
2062	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2063		2315
2064	cf::cede_to_tick;	2316	cf::cede_to_tick;
2065	# now do the right thing for maps	2317	# now do the right thing for maps
2066	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2067	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2071	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2072	$self->decay_objects;	2324	$self->decay_objects;
2073	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2074	$self->update_buttons;	2326	$self->update_buttons;
2075	cf::cede_to_tick;	2327	cf::cede_to_tick;
2076	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2077	cf::cede_to_tick;
2078	$self->activate;
2079	}	2329	}
2080		2330
2081	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2082	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2083
2084	$self->in_memory (cf::MAP_ACTIVE);
2085	}	2333	}
2086		2334
2087	$self->post_load;	2335	$self->post_load;
2088	}
2089		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2090	sub customise_for {	2343	sub customise_for {
2091	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2092		2345
2093	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2094	if $self->per_player;	2347	if $self->per_player;
…		…
2097	# if $self->per_party;	2350	# if $self->per_party;
2098		2351
2099	$self	2352	$self
2100	}	2353	}
2101		2354
2102	# find and load all maps in the 3x3 area around a map
2103	sub load_neighbours {
2104	my ($map) = @_;
2105
2106	my @neigh; # diagonal neighbours
2107
2108	for (0 .. 3) {
2109	my $neigh = $map->tile_path ($_)
2110	or next;
2111	$neigh = find $neigh, $map
2112	or next;
2113	$neigh->load;
2114
2115	push @neigh,
2116	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2117	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2118	}
2119
2120	for (grep defined $_->[0], @neigh) {
2121	my ($path, $origin) = @$_;
2122	my $neigh = find $path, $origin
2123	or next;
2124	$neigh->load;
2125	}
2126	}
2127
2128	sub find_sync {	2355	sub find_sync {
2129	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2130		2357
2131	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2132	}	2363	}
2133		2364
2134	sub do_load_sync {	2365	sub do_load_sync {
2135	my ($map) = @_;	2366	my ($map) = @_;
2136		2367
		2368	# it's a bug to call this from the main context
2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2138	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2139		2371
2140	cf::sync_job { $map->load };	2372	$map->load;
2141	}	2373	}
2142		2374
2143	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2144	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2145		2377
2146	sub find_async {	2378	sub find_async {
2147	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2148		2380
2149	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2150		2382
2151	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2153	}	2385	}
2154		2386
2155	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2156		2388
2157	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2171	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2172		2404
2173	()	2405	()
2174	}	2406	}
2175		2407
		2408	# common code, used by both ->save and ->swapout
2176	sub save {	2409	sub _save {
2177	my ($self) = @_;	2410	my ($self) = @_;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2411
2181	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2182		2413
2183	return unless $self->dirty;	2414	return unless $self->dirty;
2184		2415
…		…
2204	} else {	2435	} else {
2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2206	}	2437	}
2207	}	2438	}
2208		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2209	sub swap_out {	2448	sub swap_out {
2210	my ($self) = @_;	2449	my ($self) = @_;
2211		2450
2212	# save first because save cedes
2213	$self->save;
2214
2215	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2216		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2217	return if $self->players;	2455	return if $self->players;
2218	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2219	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2220		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2221	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2222		2507
2223	$self->deactivate;	2508	$self->deactivate;
2224	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2225	$self->clear;	2510	$self->clear;
2226	}
2227
2228	sub reset_at {
2229	my ($self) = @_;
2230
2231	# TODO: safety, remove and allow resettable per-player maps
2232	return 1e99 if $self->{deny_reset};
2233
2234	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2235	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2236
2237	$time + $to
2238	}
2239
2240	sub should_reset {
2241	my ($self) = @_;
2242
2243	$self->reset_at <= $cf::RUNTIME
2244	}
2245
2246	sub reset {
2247	my ($self) = @_;
2248
2249	my $lock = cf::lock_acquire "map_data:$self->{path}";
2250
2251	return if $self->players;
2252
2253	warn "resetting map ", $self->path;
2254
2255	$self->in_memory (cf::MAP_SWAPPED);
2256
2257	# need to save uniques path
2258	unless ($self->{deny_save}) {
2259	my $uniq = $self->uniq_path; utf8::encode $uniq;
2260
2261	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2262	if $uniq;
2263	}
2264
2265	delete $cf::MAP{$self->path};
2266
2267	$self->deactivate;
2268	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->clear;
2270		2511
2271	$self->unlink_save;	2512	$self->unlink_save;
2272	$self->destroy;	2513	$self->destroy;
2273	}	2514	}
2274		2515
…		…
2282		2523
2283	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2284		2525
2285	$self->unlink_save;	2526	$self->unlink_save;
2286		2527
2287	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2288	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2289	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2290	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2292		2533
…		…
2349	: normalise $_	2590	: normalise $_
2350	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2351	]	2592	]
2352	}	2593	}
2353		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2354	=back	2627	=back
2355		2628
2356	=head3 cf::object	2629	=head3 cf::object
2357		2630
2358	=cut	2631	=cut
…		…
2381		2654
2382	Creates and returns a persistent reference to an object that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2383		2656
2384	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2385		2658
2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2387	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2388		2661
2389	=cut	2662	=cut
2390		2663
2391	sub deref {	2664	sub deref {
…		…
2423		2696
2424	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2425	id => "say",	2698	id => "say",
2426	title => "Map",	2699	title => "Map",
2427	reply => "say ",	2700	reply => "say ",
2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2429	};	2702	};
2430		2703
2431	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2432	id => "chat",	2705	id => "chat",
2433	title => "Chat",	2706	title => "Chat",
…		…
2490		2763
2491	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2492		2765
2493	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2495	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2496	map.	2769	map.
2497		2770
2498	Will never block.	2771	Will never block.
2499		2772
2500	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2521	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2522	my ($self) = @_;	2795	my ($self) = @_;
2523		2796
2524	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2525		2798
		2799	++$self->{_link_recursion};
		2800
2526	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2527		2802
2528	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2529	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2530		2805
2531	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2532	}	2807	}
2533		2808
2534	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2535	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2536		2811
…		…
2553	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2554	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2555		2830
2556	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2557	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2558	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2559		2834
2560	$map->load;	2835	$map->load;
2561	$map->load_neighbours;
2562		2836
2563	return unless $self->contr->active;	2837	return unless $self->contr->active;
2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2565	$self->activate_recursive;
2566		2838
2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2568	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2569	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2570		2846
		2847	}
		2848
2571	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2572		2850
2573	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2574	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2575	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2576	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2583		2861
2584	our $GOTOGEN;	2862	our $GOTOGEN;
2585		2863
2586	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2587	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2588		2872
2589	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2591		2875
2592	$self->enter_link;	2876	$self->enter_link;
…		…
2612	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2613	}	2897	}
2614	}	2898	}
2615		2899
2616	my $map = eval {	2900	my $map = eval {
2617	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2618		2902
2619	if ($map) {	2903	if ($map) {
2620	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2621	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2622	} else {	2906	} else {
2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2624	}	2908	}
2625		2909
2626	$map	2910	$map
…		…
2634	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2635	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2636	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2637	}	2921	}
2638		2922
2639	$done->() if $done;	2923	$done->($self) if $done;
2640	})->prio (1);	2924	})->prio (1);
2641	}	2925	}
2642		2926
2643	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2644		2928
…		…
2712	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2713		2997
2714	unless (eval {	2998	unless (eval {
2715	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2716		3000
2717	# random map handling
2718	{
2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
2720
2721	prepare_random_map $exit
2722	if $exit->slaying eq "/!";
2723	}
2724
2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2726	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2727	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2728		3027
2729	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2730		3029
2731	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2732	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2737	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2738	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2739	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2740	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2741		3040
2742	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2743	$self->leave_link;	3042	$self->leave_link;
2744	}	3043	}
2745	})->prio (1);	3044	})->prio (1);
2746	}	3045	}
2747		3046
…		…
2759	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2760	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2761		3060
2762	utf8::encode $text;	3061	utf8::encode $text;
2763	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2764	}	3088	}
2765		3089
2766	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2767		3091
2768	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2772		3096
2773	=cut	3097	=cut
2774		3098
2775	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2776	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2777	"c/identify" => {	3107	"c/identify" => {
2778	id => "infobox",	3108	id => "infobox",
2779	title => "Identify",	3109	title => "Identify",
2780	reply => undef,	3110	reply => undef,
2781	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2783	"c/examine" => {	3113	"c/examine" => {
2784	id => "infobox",	3114	id => "infobox",
2785	title => "Examine",	3115	title => "Examine",
2786	reply => undef,	3116	reply => undef,
2787	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2788	},	3124	},
2789	"c/book" => {	3125	"c/book" => {
2790	id => "infobox",	3126	id => "infobox",
2791	title => "Book",	3127	title => "Book",
2792	reply => undef,	3128	reply => undef,
…		…
2808	id => "infobox",	3144	id => "infobox",
2809	title => "Body Parts",	3145	title => "Body Parts",
2810	reply => undef,	3146	reply => undef,
2811	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2812	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
2813	"c/skills" => {	3155	"c/skills" => {
2814	id => "infobox",	3156	id => "infobox",
2815	title => "Skills",	3157	title => "Skills",
2816	reply => undef,	3158	reply => undef,
2817	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
2818	},	3184	},
2819	"c/uptime" => {	3185	"c/uptime" => {
2820	id => "infobox",	3186	id => "infobox",
2821	title => "Uptime",	3187	title => "Uptime",
2822	reply => undef,	3188	reply => undef,
…		…
2832	id => "party",	3198	id => "party",
2833	title => "Party",	3199	title => "Party",
2834	reply => "gsay ",	3200	reply => "gsay ",
2835	tooltip => "Messages and chat related to your party",	3201	tooltip => "Messages and chat related to your party",
2836	},	3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2837	);	3211	);
2838		3212
2839	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3215
…		…
2846		3220
2847	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2848	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2849	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2850		3224
2851	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853
2854	$channel = $channel->{id};	3226	$channel = $channel->{id};
2855		3227
2856	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2857	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2858	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2859	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2860	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2861	if $self->can_msg;
2862	}	3233	}
2863		3234
2864	$channel = $channel->{id};	3235	$channel = $channel->{id};
2865	}	3236	}
2866		3237
2867	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2868		3239
2869	if ($self->can_msg) {
2870	# default colour, mask it out	3240	# default colour, mask it out
2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2872	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2873		3243
2874	my $pkt = "msg "	3244	my $pkt = "msg "
2875	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2877	);	3247	);
2878		3248
2879	# try lzf for large packets
2880	$pkt = "lzf " . Compress::LZF::compress $pkt
2881	if 1024 <= length $pkt and $self->{can_lzf};
2882
2883	# split very large packets
2884	if (8192 < length $pkt and $self->{can_lzf}) {
2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2886	$pkt = "frag";
2887	}
2888
2889	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2890	} else {
2891	if ($color >= 0) {
2892	# replace some tags by gcfclient-compatible ones
2893	for ($msg) {
2894	1 while
2895	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2896	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2897	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2898	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2899	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2900	}
2901
2902	$color &= cf::NDI_COLOR_MASK;
2903
2904	utf8::encode $msg;
2905
2906	if (0 && $msg =~ /\[/) {
2907	# COMMAND/INFO
2908	$self->send_packet ("drawextinfo $color 10 8 $msg")
2909	} else {
2910	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2911	$self->send_packet ("drawinfo $color $msg")
2912	}
2913	}
2914	}
2915	}	3250	}
2916		3251
2917	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2918		3253
2919	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2921	=cut	3256	=cut
2922		3257
2923	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2924	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2925		3260
2926	if ($self->extcmd == 2) {
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2928	} elsif ($self->extcmd == 1) { # TODO: remove
2929	push @msg, msgtype => "event_$type";
2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2931	}
2932	}
2933
2934	=item $client->ext_reply ($msgid, @msg)
2935
2936	Sends an ext reply to the client.
2937
2938	=cut
2939
2940	sub cf::client::ext_reply($$@) {
2941	my ($self, $id, @msg) = @_;
2942
2943	if ($self->extcmd == 2) {
2944	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2945	} elsif ($self->extcmd == 1) {
2946	#TODO: version 1, remove
2947	unshift @msg, msgtype => "reply", msgid => $id;
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}
2950	}	3262	}
2951		3263
2952	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2953		3265
2954	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
3009	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
3010		3322
3011	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3012		3324
3013	if (ref $msg) {	3325	if (ref $msg) {
3014	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3015	"ARRAY" eq ref $msg
3016	? @$msg
3017	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3018		3327
3019	my @reply;
3020
3021	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3022	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3023	}	3346	}
3024
3025	$ns->ext_reply ($reply, @reply)
3026	if $reply;
3027
3028	} else {	3347	} else {
3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3030	}	3349	}
3031		3350
3032	cf::override;	3351	cf::override;
3033	},	3352	},
3034	);	3353	);
…		…
3054		3373
3055	$coro	3374	$coro
3056	}	3375	}
3057		3376
3058	cf::client->attach (	3377	cf::client->attach (
3059	on_destroy => sub {	3378	on_client_destroy => sub {
3060	my ($ns) = @_;	3379	my ($ns) = @_;
3061		3380
3062	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3063	},	3382	},
3064	);	3383	);
…		…
3080	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3081		3400
3082	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3083		3402
3084	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3085	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3086	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3087	sort time	3406	sort time
3088	));	3407	));
3089		3408
3090	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3094	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3095		3414
3096	cf::object	3415	cf::object
3097	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3098	insert remove name archname title slaying race decrease split	3417	insert remove name archname title slaying race decrease split
		3418	value
3099		3419
3100	cf::object::player	3420	cf::object::player
3101	player	3421	player
3102		3422
3103	cf::player	3423	cf::player
…		…
3109	=cut	3429	=cut
3110		3430
3111	for (	3431	for (
3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3113	insert remove inv nrof name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3114	decrease split destroy change_exp)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3115	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3116	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3117	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3118	) {	3438	) {
3119	no strict 'refs';
3120	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3121	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3122	for @funs;	3441	for @funs;
3123	}	3442	}
3124		3443
…		…
3139		3458
3140	my $qcode = $code;	3459	my $qcode = $code;
3141	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3142	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3143		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3144	local $_;	3466	local $_;
3145	local @safe::cf::_safe_eval_args = values %vars;
3146		3467
3147	my $eval =	3468	my $eval =
3148	"do {\n"	3469	"do {\n"
3149	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3150	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3151	. $code	3472	. $code
3152	. "\n}"	3473	. "\n}"
3153	;	3474	;
3154		3475
		3476	if ($CFG{safe_eval}) {
3155	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3156	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3157	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3158		3485
3159	if ($@) {	3486	if ($@) {
3160	warn "$@";	3487	warn "$@",
3161	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3162	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3163	}	3490	}
3164		3491
3165	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3166	}	3493	}
3167		3494
…		…
3181	=cut	3508	=cut
3182		3509
3183	sub register_script_function {	3510	sub register_script_function {
3184	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3185		3512
3186	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3187	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3188	}	3515	}
3189		3516
3190	=back	3517	=back
3191		3518
3192	=cut	3519	=cut
3193		3520
3194	#############################################################################	3521	#############################################################################
3195	# the server's init and main functions	3522	# the server's init and main functions
3196		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3197	sub load_facedata($) {	3601	sub load_facedata($) {
3198	my ($path) = @_;	3602	my ($path) = @_;
3199		3603
3200	# HACK to clear player env face cache, we need some signal framework
3201	# for this (global event?)
3202	%ext::player_env::MUSIC_FACE_CACHE = ();
3203
3204	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3205		3605
3206	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3207		3607
3208	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3209	0 < aio_load $path, $facedata
3210	or die "$path: $!";
3211
3212	$facedata = Coro::Storable::thaw $facedata;
3213		3609
3214	$facedata->{version} == 2	3610	$facedata->{version} == 2
3215	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3216		3612
3217	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3218	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3219	type => FT_RSRC,	3615
3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3221	};	3617
3222	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3223		3621
3224	{	3622	{
3225	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3226		3624
3227	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3229		3628
3230	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3231	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3234		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3235	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3236	}	3636	}
3237		3637
3238	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3239	next unless $info->{smooth};	3639	next unless $info->{smooth};
3240		3640
…		…
3243		3643
3244	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3245	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3247	} else {	3647	} else {
3248	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3249	}	3649	}
3250
3251	cf::cede_to_tick;
3252	}	3650	}
3253	}	3651	}
3254		3652
3255	{	3653	{
3256	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3257		3655
3258	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3259	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3260	cf::cede_to_tick;
3261	}	3658	}
3262		3659
3263	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3264	}	3661	}
3265		3662
3266	{	3663	{
3267	# TODO: for gcfclient pleasure, we should give resources
3268	# that gcfclient doesn't grok a >10000 face index.
3269	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3270		3665
3271	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
3272	if (defined $info->{type}) {	3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3274	my $data;
3275		3670
3276	if ($info->{type} & 1) {
3277	# prepend meta info
3278
3279	my $meta = $enc->encode ({
3280	name => $name,
3281	%{ $info->{meta} || {} },
3282	});
3283
3284	$data = pack "(w/a*)*", $meta, $info->{data};
3285	} else {
3286	$data = $info->{data};
3287	}
3288
3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3290	cf::face::set_type $idx, $info->{type};	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
3291	} else {	3677	} else {
3292	$RESOURCE{$name} = $info;	3678	# $RESOURCE{$name} = $info; # unused
3293	}	3679	}
3294
3295	cf::cede_to_tick;
3296	}	3680	}
3297	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
3298		3692
3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3300		3694
		3695	aio_close $fh if $fh; # close old facedata
		3696
3301	1	3697	1
3302	}	3698	}
3303
3304	cf::global->attach (on_resource_update => sub {
3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3307
3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3309	my $sound = $soundconf->{compat}[$_]
3310	or next;
3311
3312	my $face = cf::face::find "sound/$sound->[1]";
3313	cf::sound::set $sound->[0] => $face;
3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3315	}
3316
3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
3318	my $face = cf::face::find "sound/$v";
3319	cf::sound::set $k => $face;
3320	}
3321	}
3322	});
3323		3699
3324	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
3325	my ($ns, $want) = @_;	3701	my ($ns, $want) = @_;
3326		3702
3327	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
…		…
3335	my $status = load_resource_file_ $_[0];	3711	my $status = load_resource_file_ $_[0];
3336	get_slot 0.1, 100;	3712	get_slot 0.1, 100;
3337	cf::arch::commit_load;	3713	cf::arch::commit_load;
3338		3714
3339	$status	3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
3340	}	3730	}
3341		3731
3342	sub reload_regions {	3732	sub reload_regions {
3343	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3344	# for this (global event?)	3734	# for this (global event?)
…		…
3352	if exists $_->{match};	3742	if exists $_->{match};
3353	}	3743	}
3354	}	3744	}
3355		3745
3356	sub reload_facedata {	3746	sub reload_facedata {
3357	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3358	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3359	}	3749	}
3360		3750
3361	sub reload_archetypes {	3751	sub reload_archetypes {
3362	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3363	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
		3754
		3755	cf::face::set
		3756	"res/skill_info" => FT_RSRC,
		3757	JSON::XS->new->utf8->canonical->encode (
		3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3364	}	3766	}
3365		3767
3366	sub reload_treasures {	3768	sub reload_treasures {
3367	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3368	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3369	}	3771	}
3370		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3371	sub reload_resources {	3793	sub reload_resources {
3372	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3373		3795
		3796	reload_materials;
3374	reload_facedata;	3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
3375	reload_archetypes;	3800	reload_archetypes;
3376	reload_regions;	3801	reload_regions;
3377	reload_treasures;	3802	reload_treasures;
3378		3803
3379	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3380	}	3805	}
3381		3806
3382	sub reload_config {	3807	sub reload_config {
3383	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3384	or return;
3385		3809
3386	local $/;	3810	my $config = load_file "$CONFDIR/config";
3387	*CFG = YAML::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3388		3813
3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3390		3815
3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3393		3818
3394	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3417		3842
3418	seek $fh, 0, 0;	3843	seek $fh, 0, 0;
3419	print $fh $$;	3844	print $fh $$;
3420	}	3845	}
3421		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3422	sub main {	3856	sub main {
3423	cf::init_globals; # initialise logging	3857	cf::init_globals; # initialise logging
3424		3858
3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3429		3863
3430	cf::init_experience;
3431	cf::init_anim;
3432	cf::init_attackmess;
3433	cf::init_dynamic;
3434	cf::init_block;
3435
3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3437		3865
3438	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3439	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3441	(async {	3869	(async {
3442	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3443	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3444	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3445	};	3873	};
3446		3874
3447	evthread_start IO::AIO::poll_fileno;	3875	evthread_start IO::AIO::poll_fileno;
3448		3876
3449	cf::sync_job {	3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
3450	reload_resources;	3888	reload_resources;
3451	reload_config;	3889	reload_config;
3452	db_init;
3453		3890
3454	cf::load_settings;
3455	cf::load_materials;
3456	cf::init_uuid;	3891	cf::init_uuid;
3457	cf::init_signals;	3892	cf::init_signals;
3458	cf::init_commands;
3459	cf::init_skills;	3893	cf::init_skills;
3460		3894
3461	cf::init_beforeplay;	3895	cf::init_beforeplay;
3462		3896
3463	atomic;	3897	atomic;
…		…
3465	load_extensions;	3899	load_extensions;
3466		3900
3467	utime time, time, $RUNTIMEFILE;	3901	utime time, time, $RUNTIMEFILE;
3468		3902
3469	# no (long-running) fork's whatsoever before this point(!)	3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3471		3906
3472	(pop @POST_INIT)->(0) while @POST_INIT;	3907	cf::_post_init 0;
3473	};	3908	};
3474		3909
3475	EV::loop;	3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3476	}	3918	}
3477		3919
3478	#############################################################################	3920	#############################################################################
3479	# initialisation and cleanup	3921	# initialisation and cleanup
3480		3922
3481	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3482	BEGIN {	3924	BEGIN {
3483	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3484	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3486	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3487	};	3929	};
3488	}	3930	}
3489	}	3931	}
3490		3932
3491	sub write_runtime_sync {	3933	sub write_runtime_sync {
		3934	my $t0 = AE::time;
		3935
3492	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3493	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3494		3938
3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3496		3940
3497	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3498		3942
3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3500	or return;	3944	or return;
3501		3945
3502	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3503	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3504	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3517	or return;	3961	or return;
3518		3962
3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3520	and return;	3964	and return;
3521		3965
3522	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3523		3967
3524	1	3968	1
3525	}	3969	}
3526		3970
3527	our $uuid_lock;	3971	our $uuid_lock;
…		…
3539	or return;	3983	or return;
3540		3984
3541	my $value = uuid_seq uuid_cur;	3985	my $value = uuid_seq uuid_cur;
3542		3986
3543	unless ($value) {	3987	unless ($value) {
3544	warn "cowardly refusing to write zero uuid value!\n";	3988	info "cowardly refusing to write zero uuid value!\n";
3545	return;	3989	return;
3546	}	3990	}
3547		3991
3548	my $value = uuid_str $value + $uuid_skip;	3992	my $value = uuid_str $value + $uuid_skip;
3549	$uuid_skip = 0;	3993	$uuid_skip = 0;
…		…
3559	or return;	4003	or return;
3560		4004
3561	aio_rename "$uuid~", $uuid	4005	aio_rename "$uuid~", $uuid
3562	and return;	4006	and return;
3563		4007
3564	warn "uuid file written ($value).\n";	4008	trace "uuid file written ($value).\n";
3565		4009
3566	1	4010	1
3567		4011
3568	}	4012	}
3569		4013
…		…
3575	}	4019	}
3576		4020
3577	sub emergency_save() {	4021	sub emergency_save() {
3578	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3579		4023
3580	warn "emergency_perl_save: enter\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3581		4030
3582	cf::sync_job {	4031	cf::sync_job {
3583	# this is a trade-off: we want to be very quick here, so	4032	cf::write_runtime_sync; # external watchdog should not bark
3584	# save all maps without fsync, and later call a global sync
3585	# (which in turn might be very very slow)
3586	local $USE_FSYNC = 0;
3587		4033
3588	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3589	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3590	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3591	warn "emergency_perl_save: begin player save\n";	4037	info "emergency_perl_save: begin player save\n";
3592	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3593	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3594	$pl->valid or next;	4040	$pl->valid or next;
3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3596	$pl->save;	4042	$pl->save;
3597	}	4043	}
3598	warn "emergency_perl_save: end player save\n";	4044	info "emergency_perl_save: end player save\n";
3599		4045
		4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
3600	warn "emergency_perl_save: begin map save\n";	4048	info "emergency_perl_save: begin map save\n";
3601	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3602	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3603	$map->valid or next;	4051	$map->valid or next;
3604	$map->save;	4052	$map->save;
3605	}	4053	}
3606	warn "emergency_perl_save: end map save\n";	4054	info "emergency_perl_save: end map save\n";
3607		4055
		4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
3608	warn "emergency_perl_save: begin database checkpoint\n";	4058	info "emergency_perl_save: begin database checkpoint\n";
3609	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3610	warn "emergency_perl_save: end database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
3611		4061
3612	warn "emergency_perl_save: begin write uuid\n";	4062	info "emergency_perl_save: begin write uuid\n";
3613	write_uuid_sync 1;	4063	write_uuid_sync 1;
3614	warn "emergency_perl_save: end write uuid\n";	4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3615	};	4084	};
3616		4085
3617	warn "emergency_perl_save: starting sync()\n";
3618	IO::AIO::aio_sync sub {
3619	warn "emergency_perl_save: finished sync()\n";
3620	};
3621
3622	warn "emergency_perl_save: leave\n";	4086	info "emergency_perl_save: leave\n";
3623	}	4087	}
3624		4088
3625	sub post_cleanup {	4089	sub post_cleanup {
3626	my ($make_core) = @_;	4090	my ($make_core) = @_;
3627		4091
		4092	IO::AIO::flush;
		4093
3628	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3629	if $make_core;	4095	if $make_core;
3630		4096
3631	my $fh = pidfile;	4097	my $fh = pidfile;
3632	unlink $PIDFILE if <$fh> == $$;	4098	unlink $PIDFILE if <$fh> == $$;
3633	}	4099	}
…		…
3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3654	for my $name (keys %$leaf_symtab) {	4120	for my $name (keys %$leaf_symtab) {
3655	_gv_clear *{"$pkg$name"};	4121	_gv_clear *{"$pkg$name"};
3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3657	}	4123	}
3658	warn "cleared package $pkg\n";#d#
3659	}	4124	}
3660		4125
3661	sub do_reload_perl() {	4126	sub do_reload_perl() {
3662	# can/must only be called in main	4127	# can/must only be called in main
3663	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3664	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3665	return;	4130	return;
3666	}	4131	}
3667		4132
3668	return if $RELOAD++;	4133	return if $RELOAD++;
3669		4134
3670	my $t1 = EV::time;	4135	my $t1 = AE::time;
3671		4136
3672	while ($RELOAD) {	4137	while ($RELOAD) {
3673	warn "reloading...";	4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
3674		4140
3675	warn "entering sync_job";	4141	trace "perl_reload: entering sync_job";
3676		4142
3677	cf::sync_job {	4143	cf::sync_job {
3678	cf::write_runtime_sync; # external watchdog should not bark
3679	cf::emergency_save;	4144	#cf::emergency_save;
3680	cf::write_runtime_sync; # external watchdog should not bark
3681		4145
3682	warn "syncing database to disk";
3683	BDB::db_env_txn_checkpoint $DB_ENV;
3684
3685	# if anything goes wrong in here, we should simply crash as we already saved
3686
3687	warn "flushing outstanding aio requests";
3688	while (IO::AIO::nreqs || BDB::nreqs) {
3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3690	}
3691
3692	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3693	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3694	%EXT_CORO = ();	4148	%EXT_CORO = ();
3695		4149
3696	warn "removing commands";	4150	trace "perl_reload: removing commands";
3697	%COMMAND = ();	4151	%COMMAND = ();
3698		4152
3699	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3700	%EXTCMD = ();	4154	%EXTCMD = ();
3701	%EXTICMD = ();	4155	%EXTICMD = ();
3702		4156
3703	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3704	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3705	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3706		4160
3707	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3708	eval {	4162	eval {
3709	$cb->($pkg);	4163	$cb->($pkg);
3710	1	4164	1
3711	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
3712	}	4166	}
3713		4167
3714	warn "... clearing $pkg";	4168	trace "... clearing $pkg";
3715	clear_package $pkg;	4169	clear_package $pkg;
3716	}	4170	}
3717		4171
3718	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3719	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3721		4175
3722	warn "... unloading $k";	4176	trace "... unloading $k";
3723	delete $INC{$k};	4177	delete $INC{$k};
3724		4178
3725	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3726	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3727		4181
…		…
3730	}	4184	}
3731		4185
3732	clear_package $k;	4186	clear_package $k;
3733	}	4187	}
3734		4188
3735	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3736	clear_package "safe::$_"	4190	clear_package "safe::$_"
3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3738		4192
3739	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3740	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3741	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3742		4196
3743	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3744	# and global variables created in xs	4198	# and global variables created in xs
3745	#clear_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3746		4200
3747	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3748		4202
3749	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3750	require cf;	4204	require cf;
3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3752		4206
3753	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3754	cf::reload_config;	4208	cf::reload_config;
3755		4209
3756	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3757	cf::load_extensions;	4211	cf::load_extensions;
3758		4212
3759	if ($REATTACH_ON_RELOAD) {	4213	if ($REATTACH_ON_RELOAD) {
3760	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3761	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3762	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3763	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3764	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3765	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
3766	}	4220	}
3767		4221
3768	warn "running post_init jobs";	4222	cf::_post_init 1;
3769	(pop @POST_INIT)->(1) while @POST_INIT;
3770		4223
3771	warn "leaving sync_job";	4224	trace "perl_reload: leaving sync_job";
3772		4225
3773	1	4226	1
3774	} or do {	4227	} or do {
3775	warn $@;	4228	error $@;
3776	cf::cleanup "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3777	};	4230	};
3778		4231
3779	warn "reloaded";
3780	--$RELOAD;	4232	--$RELOAD;
3781	}	4233	}
3782		4234
3783	$t1 = EV::time - $t1;	4235	$t1 = AE::time - $t1;
3784	warn "reload completed in ${t1}s\n";	4236	info "perl_reload: completed in ${t1}s\n";
3785	};	4237	};
3786		4238
3787	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3788		4240
3789	sub reload_perl() {	4241	sub reload_perl() {
…		…
3791	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3792		4244
3793	$RELOAD_WATCHER ||= cf::async {	4245	$RELOAD_WATCHER ||= cf::async {
3794	Coro::AIO::aio_wait cache_extensions;	4246	Coro::AIO::aio_wait cache_extensions;
3795		4247
3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3797	do_reload_perl;	4249	do_reload_perl;
3798	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3799	};	4251	};
3800	};	4252	};
3801	}	4253	}
…		…
3810	reload_perl;	4262	reload_perl;
3811	};	4263	};
3812	}	4264	}
3813	};	4265	};
3814		4266
3815	unshift @INC, $LIBDIR;	4267	#############################################################################
3816		4268
3817	my $bug_warning = 0;	4269	my $bug_warning = 0;
3818		4270
3819	our @WAIT_FOR_TICK;
3820	our @WAIT_FOR_TICK_BEGIN;
3821
3822	sub wait_for_tick {	4271	sub wait_for_tick() {
3823	return if tick_inhibit || $Coro::current == $Coro::main;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3824		4273
3825	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3826	push @WAIT_FOR_TICK, $signal;
3827	$signal->wait;
3828	}	4275	}
3829		4276
3830	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3831	return if tick_inhibit || $Coro::current == $Coro::main;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3832		4279
3833	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3834	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3835	$signal->wait;	4282	$signal->wait;
3836	}	4283	}
…		…
3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3841	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3842	return;	4289	return;
3843	}	4290	}
3844		4291
3845	cf::server_tick; # one server iteration	4292	cf::one_tick; # one server iteration
		4293
		4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3846		4295
3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3849	Coro::async_pool {	4298	Coro::async_pool {
3850	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3851	write_runtime_sync	4300	write_runtime_sync
3852	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3853	};	4302	};
3854	}	4303	}
3855		4304
3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3857	$sig->send;	4306	$sig->send;
3858	}	4307	}
3859	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3860	$sig->send;
3861	}
3862		4309
3863	$LOAD = ($NOW - $TICK_START) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3865		4312
3866	if (0) {	4313	if (0) {
3867	if ($NEXT_TICK) {	4314	if ($NEXT_TICK) {
3868	my $jitter = $TICK_START - $NEXT_TICK;	4315	my $jitter = $TICK_START - $NEXT_TICK;
3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3870	warn "jitter $JITTER\n";#d#	4317	debug "jitter $JITTER\n";#d#
3871	}	4318	}
3872	}	4319	}
3873	}	4320	}
3874		4321
3875	{	4322	{
3876	# configure BDB	4323	# configure BDB
		4324	info "initialising database";
3877		4325
3878	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3879	BDB::max_poll_reqs $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3880	$AnyEvent::BDB::WATCHER->priority (1);	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3881		4329
3882	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3883	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3911	};	4359	};
3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3914	};	4362	};
		4363
		4364	info "database initialised";
3915	}	4365	}
3916		4366
3917	{	4367	{
3918	# configure IO::AIO	4368	# configure IO::AIO
3919		4369
		4370	info "initialising aio";
3920	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3921	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3922	undef $AnyEvent::AIO::WATCHER;	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3923	}	4375	}
3924		4376
3925	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3926		4379
3927	sub _log_backtrace {	4380	sub _log_backtrace {
3928	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3929		4382
3930	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3931		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3932	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3933	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3934	++$_log_backtrace;	4391	++$_log_backtrace;
3935	my $perl_bt = Carp::longmess $msg;	4392	my $perl_bt = Carp::longmess $msg;
3936	async {	4393	async {
3937	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3938		4395
…		…
3958	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3959	--$_log_backtrace;	4416	--$_log_backtrace;
3960	};	4417	};
3961	} else {	4418	} else {
3962	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3963	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3964	}	4421	}
3965	}	4422	}
3966		4423
3967	# load additional modules	4424	# load additional modules
3968	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3969		4427
3970	END { cf::emergency_save }	4428	END { cf::emergency_save }
3971		4429
3972	1	4430	1
3973		4431

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