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Revision 1.457 by root, Wed Oct 1 05:50:19 2008 UTC vs.
Revision 1.604 by root, Thu Nov 15 07:08:08 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 less 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 ($cb, @args) = @_;
571		743
572	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)
575
576	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
577	reset_signals;	745	cf::post_fork;
578	&$cb	746	&$cb
579	}, @args;	747	} @args;
580		748
581	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
582	}	761	}
583		762
584	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
585		764
586	=cut	765	=cut
…		…
623	within each server.	802	within each server.
624		803
625	=cut	804	=cut
626		805
627	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
628	my ($name) = @_;	810	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
630		812
631	eval {	813	eval {
632	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
642	}	824	}
643		825
644	our $DB;	826	our $DB;
645		827
646	sub db_init {	828	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	829	$DB ||= db_table "db";
649	};
650	}	830	}
651		831
652	sub db_get($$) {	832	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
654		834
655	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
656	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
657		839
658	$! ? ()	840	$! ? ()
659	: $data	841	: $data
660	}
661	}	842	}
662		843
663	sub db_put($$$) {	844	sub db_put($$$) {
664	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		874
694	my @data;	875	my @data;
695	my $md5;	876	my $md5;
696		877
697	for (0 .. $#$src) {	878	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	880	}
701		881
702	# if processing is expensive, check	882	# if processing is expensive, check
703	# checksum first	883	# checksum first
704	if (1) {	884	if (1) {
…		…
717		897
718	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
719	}	899	}
720	}	900	}
721		901
722	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
723	my $data = $process->(\@data);	903	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
725		905
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		907
728	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
731		911
…		…
741		921
742	=cut	922	=cut
743		923
744	sub datalog($@) {	924	sub datalog($@) {
745	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	927	}
748		928
749	=back	929	=back
750		930
751	=cut	931	=cut
…		…
946		1126
947	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1129
950	} elsif (ref $type) {	1130	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
952		1132
953	} else {	1133	} else {
954	shift @arg;	1134	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
956	}	1136	}
957	}	1137	}
958	}	1138	}
959		1139
960	sub _object_attach {	1140	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
971	}	1151	}
972		1152
973	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
974	} else {	1154	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1156	}
977		1157
978	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
979	}	1159	}
980		1160
…		…
1039		1219
1040	for (@$callbacks) {	1220	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1042		1222
1043	if ($@) {	1223	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1225	override;
1047	}	1226	}
1048		1227
1049	return 1 if $override;	1228	return 1 if $override;
1050	}	1229	}
…		…
1129	for (@$attach) {	1308	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1132	}	1311	}
1133	} else {	1312	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1314	}
1136	}	1315	}
1137	}	1316	}
1138		1317
1139	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1167		1346
1168	sync_job {	1347	sync_job {
1169	if (length $$rdata) {	1348	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1173		1353
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1178	aio_close $fh;	1361	aio_close $fh;
1179		1362
1180	if (@$objs) {	1363	if (@$objs) {
1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1184	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1185	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1186	aio_close $fh;	1372	aio_close $fh;
1187	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1188	}	1374	}
1189	} else {	1375	} else {
1190	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
…		…
1193	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
1194		1380
1195	$filename =~ s%/[^/]+$%%;	1381	$filename =~ s%/[^/]+$%%;
1196	aio_pathsync $filename if $cf::USE_FSYNC;	1382	aio_pathsync $filename if $cf::USE_FSYNC;
1197	} else {	1383	} else {
1198	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1199	}	1385	}
1200	} else {	1386	} else {
1201	aio_unlink $filename;	1387	aio_unlink $filename;
1202	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1203	}	1389	}
…		…
1227	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1228	$av = $st->{objs};	1414	$av = $st->{objs};
1229	}	1415	}
1230		1416
1231	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1232	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1233	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1234		1421
1235	($data, $av)	1422	($data, $av)
1236	}	1423	}
1237		1424
1238	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1242	=cut	1429	=cut
1243		1430
1244	#############################################################################	1431	#############################################################################
1245	# command handling &c	1432	# command handling &c
1246		1433
1247	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1248		1435
1249	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1250	$name.	1437	$name.
1251		1438
1252	=cut	1439	=cut
…		…
1258	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1259		1446
1260	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1261	}	1448	}
1262		1449
1263	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1264		1451
1265	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1266	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1267	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1268	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1269	has logged in successfully.	1456	has logged in successfully.
1270		1457
1271	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1272	called.
1273		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1274	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1275		1466
1276	Register a callback for execution when the client sends an (asynchronous)	1467	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	1468	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	1469	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	1470	is a client socket. Exti commands can be received anytime, even before
1280	log-in.	1471	log-in.
1281		1472
1282	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1283	called.
1284		1474
1285	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1286		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1287	sub register_extcmd {	1482	sub register_extcmd($$) {
1288	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1289		1484
1290	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1291	}	1486	}
1292		1487
1293	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1294	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1295		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1296	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1297	}	1498	}
1298		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
1299	use File::Glob ();	1506	use File::Glob ();
1300		1507
1301	cf::player->attach (	1508	cf::player->attach (
1302	on_command => sub {	1509	on_unknown_command => sub {
1303	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1304		1511
1305	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1306	or return;	1513	or return;
1307		1514
…		…
1315	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1316		1523
1317	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1318		1525
1319	if (ref $msg) {	1526	if (ref $msg) {
1320	my ($type, $reply, @payload) =	1527	my ($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		1528
1325	my @reply;
1326
1327	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1328	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1329	}	1547	}
1330		1548
1331	$pl->ext_reply ($reply, @reply)
1332	if $reply;
1333
1334	} else {	1549	} else {
1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1336	}	1551	}
1337		1552
1338	cf::override;	1553	cf::override;
1339	},	1554	},
1340	);	1555	);
1341		1556
1342	# "readahead" all extensions	1557	# "readahead" all extensions
1343	sub cache_extensions {	1558	sub cache_extensions {
1344	my $grp = IO::AIO::aio_group;	1559	my $grp = IO::AIO::aio_group;
1345		1560
1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1347	for (grep /\.ext$/, @{$_[0]}) {	1562	for (grep /\.ext$/, @{$_[0]}) {
1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1349	}	1564	}
1350	};	1565	};
1351		1566
1352	$grp	1567	$grp
1353	}	1568	}
1354		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1355	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1356	cf::sync_job {	1586	cf::sync_job {
1357	my %todo;	1587	my %todo;
1358		1588
1359	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1360	next unless -r $path;	1590	next unless -r $path;
…		…
1378		1608
1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1381		1611
1382	$ext{source} =	1612	$ext{source} =
1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1384	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1385	. $source	1615	. $source
1386	. "\n};\n1";	1616	. "\n};\n1";
1387		1617
1388	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1389	}	1619	}
1390		1620
		1621	my $pass = 0;
1391	my %done;	1622	my %done;
1392	while (%todo) {	1623	while (%todo) {
1393	my $progress;	1624	my $progress;
1394		1625
		1626	++$pass;
		1627
		1628	ext:
1395	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1396	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1397	goto skip	1631	next ext
1398	unless exists $done{$_};	1632	unless exists $done{$_};
1399	}	1633	}
1400		1634
1401	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1402		1636
1403	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1404	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1405	: "$v->{base}: extension inactive.\n";
1406		1650
1407	if (exists $v->{meta}{mandatory}) {
1408	warn $msg;
1409	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1410	}	1652	if exists $v->{meta}{mandatory};
1411		1653
1412	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1413	}	1663	}
1414
1415	$done{$k} = delete $todo{$k};
1416	push @EXTS, $v->{pkg};
1417	$progress = 1;
1418	}	1664	}
1419		1665
1420	skip:	1666	unless ($progress) {
1421	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1422	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1423	}	1676	}
1424	};	1677	};
1425	}	1678	}
1426		1679
1427	#############################################################################	1680	#############################################################################
…		…
1511	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1512	}	1765	}
1513	}	1766	}
1514	}	1767	}
1515		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1516	sub save($) {	1782	sub save($) {
1517	my ($pl) = @_;	1783	my ($pl) = @_;
1518		1784
1519	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1520		1786
…		…
1525		1791
1526	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1527	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1528		1794
1529	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1530		1799
1531	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1532	cf::cede_to_tick;	1801	cf::cede_to_tick;
1533	}	1802	}
1534		1803
…		…
1568	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1569		1838
1570	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1572		1841
1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1574	$pl->deactivate;	1843	$pl->deactivate;
		1844
1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1576	$pl->ob->check_score;
1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1578	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1579		1850
1580	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1581	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1582	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1636	\@logins	1907	\@logins
1637	}	1908	}
1638		1909
1639	=item $player->maps	1910	=item $player->maps
1640		1911
		1912	=item cf::player::maps $login
		1913
1641	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1642	player. May block.	1915	player. May block.
1643		1916
1644	=cut	1917	=cut
1645		1918
…		…
1666		1939
1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1668		1941
1669	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1670		1943
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)	1944	=item $player->ext_msg ($type, @msg)
1684		1945
1685	Sends an ext event to the client.	1946	Sends an ext event to the client.
1686		1947
1687	=cut	1948	=cut
…		…
1706		1967
1707	=cut	1968	=cut
1708		1969
1709	sub find_by_path($) {	1970	sub find_by_path($) {
1710	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1711		1974
1712	my ($match, $specificity);	1975	my ($match, $specificity);
1713		1976
1714	for my $region (list) {	1977	for my $region (list) {
1715	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1744	sub generate_random_map {	2007	sub generate_random_map {
1745	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1746		2009
1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1748		2011
1749	# mit "rum" bekleckern, nicht
1750	$self->_create_random_map (	2012	$self->_create_random_map ($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}), $rmp->{custom}
1762	)
1763	}	2013	}
1764		2014
1765	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1766		2016
1767	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1772		2022
1773	sub register {	2023	sub register {
1774	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1775	my $pkg = caller;	2025	my $pkg = caller;
1776		2026
1777	no strict;
1778	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1779		2028
1780	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1781	}	2030	}
1782		2031
1783	# also paths starting with '/'	2032	# also paths starting with '/'
1784	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1785		2034
1786	sub thawer_merge {	2035	sub thawer_merge {
1787	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1788		2037
1789	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1794	}	2043	}
1795		2044
1796	sub normalise {	2045	sub normalise {
1797	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1798		2047
1799	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1800		2049
1801	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1802		2051
1803	# map plan:	2052	# map plan:
1804	#	2053	#
…		…
1819	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1820	$path = "$base/$path";	2069	$path = "$base/$path";
1821	}	2070	}
1822		2071
1823	for ($path) {	2072	for ($path) {
1824	redo if s{//}{/};
1825	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1826	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1827	}	2075	}
1828		2076
1829	$path	2077	$path
…		…
1843	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1844	return $self;	2092	return $self;
1845	}	2093	}
1846	}	2094	}
1847		2095
1848	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1849	()	2097	()
1850	}	2098	}
1851		2099
		2100	# may re-bless or do other evil things
1852	sub init {	2101	sub init {
1853	my ($self) = @_;	2102	my ($self) = @_;
1854		2103
1855	$self	2104	$self
1856	}	2105	}
…		…
1887		2136
1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1889	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1890	}	2139	}
1891		2140
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 $_->outdoor, values %cf::MAP;
1899	}
1900
1901	sub decay_objects {	2141	sub decay_objects {
1902	my ($self) = @_;	2142	my ($self) = @_;
1903		2143
1904	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1905		2145
…		…
1930	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1931		2171
1932	1	2172	1
1933	}	2173	}
1934		2174
		2175	# used to laod the header of an original map
1935	sub load_header_orig {	2176	sub load_header_orig {
1936	my ($self) = @_;	2177	my ($self) = @_;
1937		2178
1938	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1939	}	2180	}
1940		2181
		2182	# used to laod the header of an instantiated map
1941	sub load_header_temp {	2183	sub load_header_temp {
1942	my ($self) = @_;	2184	my ($self) = @_;
1943		2185
1944	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1945	}	2187	}
1946		2188
		2189	# called after loading the header from an instantiated map
1947	sub prepare_temp {	2190	sub prepare_temp {
1948	my ($self) = @_;	2191	my ($self) = @_;
1949		2192
1950	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1951	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1952	# safety	2195	# safety
1953	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1954	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1955	}	2198	}
1956		2199
		2200	# called after loading the header from an original map
1957	sub prepare_orig {	2201	sub prepare_orig {
1958	my ($self) = @_;	2202	my ($self) = @_;
1959		2203
1960	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1961	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1985		2229
1986	sub find;	2230	sub find;
1987	sub find {	2231	sub find {
1988	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1989		2233
		2234	cf::cede_to_tick;
		2235
1990	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1991		2237
1992	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1993	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1994		2240
1995	$cf::MAP{$path} || do {	2241	$cf::MAP{$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	2242	my $map = new_from_path cf::map $path
2000	or return;	2243	or return;
2001		2244
2002	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
2003		2246
…		…
2015		2258
2016	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2017	}	2260	}
2018	}	2261	}
2019		2262
2020	sub pre_load { }	2263	sub pre_load { }
2021	sub post_load { }	2264	#sub post_load { } # XS
2022		2265
2023	sub load {	2266	sub load {
2024	my ($self) = @_;	2267	my ($self) = @_;
2025		2268
2026	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029		2272
2030	{	2273	{
2031	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2032		2275
2033	return unless $self->valid;	2276	return unless $self->valid;
2034	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2035
2036	$self->in_memory (cf::MAP_LOADING);
2037		2278
2038	$self->alloc;	2279	$self->alloc;
2039		2280
2040	$self->pre_load;	2281	$self->pre_load;
2041	cf::cede_to_tick;	2282	cf::cede_to_tick;
2042		2283
		2284	if (exists $self->{load_path}) {
2043	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2044	$f->skip_block;	2286	$f->skip_block;
2045	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2046	or return;	2288	or return;
2047		2289
2048	$self->post_load_original	2290	$self->post_load_original
2049	if delete $self->{load_original};	2291	if delete $self->{load_original};
2050		2292
2051	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2052	utf8::encode $uniq;	2294	utf8::encode $uniq;
2053	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2054	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2055	$self->clear_unique_items;	2297	$self->clear_unique_items;
2056	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2057	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2058	}	2301	}
2059	}	2302	}
2060	}
2061		2303
2062	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2063		2311
2064	cf::cede_to_tick;	2312	cf::cede_to_tick;
2065	# now do the right thing for maps	2313	# now do the right thing for maps
2066	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2067	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2071	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2072	$self->decay_objects;	2320	$self->decay_objects;
2073	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2074	$self->update_buttons;	2322	$self->update_buttons;
2075	cf::cede_to_tick;	2323	cf::cede_to_tick;
2076	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2077	cf::cede_to_tick;
2078	$self->activate;
2079	}	2325	}
2080		2326
2081	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2082	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2083
2084	$self->in_memory (cf::MAP_ACTIVE);
2085	}	2329	}
2086		2330
2087	$self->post_load;	2331	$self->post_load;
2088	}
2089		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2090	sub customise_for {	2339	sub customise_for {
2091	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2092		2341
2093	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2094	if $self->per_player;	2343	if $self->per_player;
…		…
2097	# if $self->per_party;	2346	# if $self->per_party;
2098		2347
2099	$self	2348	$self
2100	}	2349	}
2101		2350
2102	# find and load all maps in the 3x3 area around a map
2103	sub load_neighbours {
2104	my ($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	$neigh->load;
2125	}
2126	}
2127
2128	sub find_sync {	2351	sub find_sync {
2129	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2130		2353
2131	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2132	}	2359	}
2133		2360
2134	sub do_load_sync {	2361	sub do_load_sync {
2135	my ($map) = @_;	2362	my ($map) = @_;
2136		2363
		2364	# it's a bug to call this from the main context
2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2138	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2139		2367
2140	cf::sync_job { $map->load };	2368	$map->load;
2141	}	2369	}
2142		2370
2143	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2144	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2145		2373
2146	sub find_async {	2374	sub find_async {
2147	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2148		2376
2149	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2150		2378
2151	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2153	}	2381	}
2154		2382
2155	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2156		2384
2157	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2171	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2172		2400
2173	()	2401	()
2174	}	2402	}
2175		2403
		2404	# common code, used by both ->save and ->swapout
2176	sub save {	2405	sub _save {
2177	my ($self) = @_;	2406	my ($self) = @_;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2407
2181	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2182		2409
2183	return unless $self->dirty;	2410	return unless $self->dirty;
2184		2411
…		…
2204	} else {	2431	} else {
2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2206	}	2433	}
2207	}	2434	}
2208		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2209	sub swap_out {	2444	sub swap_out {
2210	my ($self) = @_;	2445	my ($self) = @_;
2211		2446
2212	# save first because save cedes
2213	$self->save;
2214
2215	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2216		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2217	return if $self->players;	2451	return if $self->players;
2218	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2219	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2220		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2221	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2222		2503
2223	$self->deactivate;	2504	$self->deactivate;
2224	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2225	$self->clear;	2506	$self->clear;
2226	}
2227
2228	sub reset_at {
2229	my ($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		2507
2271	$self->unlink_save;	2508	$self->unlink_save;
2272	$self->destroy;	2509	$self->destroy;
2273	}	2510	}
2274		2511
…		…
2282		2519
2283	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2284		2521
2285	$self->unlink_save;	2522	$self->unlink_save;
2286		2523
2287	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2288	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2289	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2290	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2292		2529
…		…
2349	: normalise $_	2586	: normalise $_
2350	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2351	]	2588	]
2352	}	2589	}
2353		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2354	=back	2623	=back
2355		2624
2356	=head3 cf::object	2625	=head3 cf::object
2357		2626
2358	=cut	2627	=cut
…		…
2381		2650
2382	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2383		2652
2384	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2385		2654
2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2387	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2388		2657
2389	=cut	2658	=cut
2390		2659
2391	sub deref {	2660	sub deref {
…		…
2423		2692
2424	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2425	id => "say",	2694	id => "say",
2426	title => "Map",	2695	title => "Map",
2427	reply => "say ",	2696	reply => "say ",
2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2429	};	2698	};
2430		2699
2431	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2432	id => "chat",	2701	id => "chat",
2433	title => "Chat",	2702	title => "Chat",
…		…
2490		2759
2491	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2492		2761
2493	The player should be reasonably safe there for short amounts of time (e.g.	2762	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,	2763	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	2764	though, as the player cannot control the character while it is on the link
2496	map.	2765	map.
2497		2766
2498	Will never block.	2767	Will never block.
2499		2768
2500	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2521	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2522	my ($self) = @_;	2791	my ($self) = @_;
2523		2792
2524	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2525		2794
		2795	++$self->{_link_recursion};
		2796
2526	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2527		2798
2528	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2529	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2530		2801
2531	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2532	}	2803	}
2533		2804
2534	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2535	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2536		2807
…		…
2553	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2554	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2555		2826
2556	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2557	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2558	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2559		2830
2560	$map->load;	2831	$map->load;
2561	$map->load_neighbours;
2562		2832
2563	return unless $self->contr->active;	2833	return unless $self->contr->active;
2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2565	$self->activate_recursive;
2566		2834
2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2568	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2569	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2570		2842
		2843	}
		2844
2571	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2572		2846
2573	Moves the player to the given map-path and coordinates by first freezing	2847	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	2848	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	2849	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	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2583		2857
2584	our $GOTOGEN;	2858	our $GOTOGEN;
2585		2859
2586	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2587	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2588		2868
2589	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2591		2871
2592	$self->enter_link;	2872	$self->enter_link;
…		…
2612	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2613	}	2893	}
2614	}	2894	}
2615		2895
2616	my $map = eval {	2896	my $map = eval {
2617	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2618		2898
2619	if ($map) {	2899	if ($map) {
2620	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2621	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2622	} else {	2902	} else {
2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2624	}	2904	}
2625		2905
2626	$map	2906	$map
…		…
2634	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2635	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2636	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2637	}	2917	}
2638		2918
2639	$done->() if $done;	2919	$done->($self) if $done;
2640	})->prio (1);	2920	})->prio (1);
2641	}	2921	}
2642		2922
2643	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2644		2924
…		…
2712	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2713		2993
2714	unless (eval {	2994	unless (eval {
2715	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2716		2996
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;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2726	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2727	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2728		3023
2729	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2730		3025
2731	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2732	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2737	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2738	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2739	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2740	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2741		3036
2742	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2743	$self->leave_link;	3038	$self->leave_link;
2744	}	3039	}
2745	})->prio (1);	3040	})->prio (1);
2746	}	3041	}
2747		3042
…		…
2759	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2760	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2761		3056
2762	utf8::encode $text;	3057	utf8::encode $text;
2763	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2764	}	3084	}
2765		3085
2766	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2767		3087
2768	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2772		3092
2773	=cut	3093	=cut
2774		3094
2775	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2776	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2777	"c/identify" => {	3103	"c/identify" => {
2778	id => "infobox",	3104	id => "infobox",
2779	title => "Identify",	3105	title => "Identify",
2780	reply => undef,	3106	reply => undef,
2781	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2783	"c/examine" => {	3109	"c/examine" => {
2784	id => "infobox",	3110	id => "infobox",
2785	title => "Examine",	3111	title => "Examine",
2786	reply => undef,	3112	reply => undef,
2787	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2788	},	3120	},
2789	"c/book" => {	3121	"c/book" => {
2790	id => "infobox",	3122	id => "infobox",
2791	title => "Book",	3123	title => "Book",
2792	reply => undef,	3124	reply => undef,
…		…
2808	id => "infobox",	3140	id => "infobox",
2809	title => "Body Parts",	3141	title => "Body Parts",
2810	reply => undef,	3142	reply => undef,
2811	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2812	},	3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
2813	"c/skills" => {	3151	"c/skills" => {
2814	id => "infobox",	3152	id => "infobox",
2815	title => "Skills",	3153	title => "Skills",
2816	reply => undef,	3154	reply => undef,
2817	tooltip => "Shows your experience per skill and item power",	3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
2818	},	3180	},
2819	"c/uptime" => {	3181	"c/uptime" => {
2820	id => "infobox",	3182	id => "infobox",
2821	title => "Uptime",	3183	title => "Uptime",
2822	reply => undef,	3184	reply => undef,
…		…
2832	id => "party",	3194	id => "party",
2833	title => "Party",	3195	title => "Party",
2834	reply => "gsay ",	3196	reply => "gsay ",
2835	tooltip => "Messages and chat related to your party",	3197	tooltip => "Messages and chat related to your party",
2836	},	3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
2837	);	3213	);
2838		3214
2839	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3217
…		…
2846		3222
2847	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2848	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2849	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2850		3226
2851	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853
2854	$channel = $channel->{id};	3228	$channel = $channel->{id};
2855		3229
2856	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2857	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2858	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2859	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2860	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2861	if $self->can_msg;
2862	}	3235	}
2863		3236
2864	$channel = $channel->{id};	3237	$channel = $channel->{id};
2865	}	3238	}
2866		3239
2867	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2868		3241
2869	if ($self->can_msg) {
2870	# default colour, mask it out	3242	# default colour, mask it out
2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2872	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2873		3245
2874	my $pkt = "msg "	3246	my $pkt = "msg "
2875	. $self->{json_coder}->encode (	3247	. $self->{json_coder}->encode (
2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2877	);	3249	);
2878		3250
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);	3251	$self->send_big_packet ($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	}	3252	}
2916		3253
2917	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2918		3255
2919	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2921	=cut	3258	=cut
2922		3259
2923	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2924	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2925		3262
2926	if ($self->extcmd == 2) {
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$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	}	3264	}
2951		3265
2952	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2953		3267
2954	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
3009	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
3010		3324
3011	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3012		3326
3013	if (ref $msg) {	3327	if (ref $msg) {
3014	my ($type, $reply, @payload) =	3328	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		3329
3019	my @reply;
3020
3021	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
3022	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
3023	}	3348	}
3024
3025	$ns->ext_reply ($reply, @reply)
3026	if $reply;
3027
3028	} else {	3349	} else {
3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3030	}	3351	}
3031		3352
3032	cf::override;	3353	cf::override;
3033	},	3354	},
3034	);	3355	);
…		…
3054		3375
3055	$coro	3376	$coro
3056	}	3377	}
3057		3378
3058	cf::client->attach (	3379	cf::client->attach (
3059	on_destroy => sub {	3380	on_client_destroy => sub {
3060	my ($ns) = @_;	3381	my ($ns) = @_;
3061		3382
3062	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3063	},	3384	},
3064	);	3385	);
…		…
3080	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3081		3402
3082	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3083		3404
3084	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3085	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3086	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3087	sort time	3408	sort time
3088	));	3409	));
3089		3410
3090	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3094	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3095		3416
3096	cf::object	3417	cf::object
3097	contr pay_amount pay_player map x y force_find force_add destroy	3418	contr pay_amount pay_player map x y force_find force_add destroy
3098	insert remove name archname title slaying race decrease split	3419	insert remove name archname title slaying race decrease split
		3420	value
3099		3421
3100	cf::object::player	3422	cf::object::player
3101	player	3423	player
3102		3424
3103	cf::player	3425	cf::player
…		…
3109	=cut	3431	=cut
3110		3432
3111	for (	3433	for (
3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["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	3435	insert remove inv nrof name archname title slaying race
3114	decrease split destroy change_exp)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3115	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3116	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3117	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3118	) {	3440	) {
3119	no strict 'refs';
3120	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3121	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3122	for @funs;	3443	for @funs;
3123	}	3444	}
3124		3445
…		…
3139		3460
3140	my $qcode = $code;	3461	my $qcode = $code;
3141	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3142	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3143		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3144	local $_;	3468	local $_;
3145	local @safe::cf::_safe_eval_args = values %vars;
3146		3469
3147	my $eval =	3470	my $eval =
3148	"do {\n"	3471	"do {\n"
3149	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3150	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3151	. $code	3474	. $code
3152	. "\n}"	3475	. "\n}"
3153	;	3476	;
3154		3477
		3478	if ($CFG{safe_eval}) {
3155	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3156	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3157	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3158		3487
3159	if ($@) {	3488	if ($@) {
3160	warn "$@";	3489	warn "$@",
3161	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3162	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3163	}	3492	}
3164		3493
3165	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3166	}	3495	}
3167		3496
…		…
3181	=cut	3510	=cut
3182		3511
3183	sub register_script_function {	3512	sub register_script_function {
3184	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3185		3514
3186	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3187	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3188	}	3517	}
3189		3518
3190	=back	3519	=back
3191		3520
3192	=cut	3521	=cut
3193		3522
3194	#############################################################################	3523	#############################################################################
3195	# the server's init and main functions	3524	# the server's init and main functions
3196		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_chksum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3197	sub load_facedata($) {	3603	sub load_facedata($) {
3198	my ($path) = @_;	3604	my ($path) = @_;
3199		3605
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;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3205		3607
3206	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3207		3609
3208	my $facedata;	3610	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		3611
3214	$facedata->{version} == 2	3612	$facedata->{version} == 2
3215	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3216		3614
3217	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3218	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3219	type => FT_RSRC,	3617
3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3221	};	3619
3222	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3223		3623
3224	{	3624	{
3225	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3226		3626
3227	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3229		3630
3230	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3231	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	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};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3234		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3235	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3236	}	3638	}
3237		3639
3238	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3239	next unless $info->{smooth};	3641	next unless $info->{smooth};
3240		3642
…		…
3243		3645
3244	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3245	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3247	} else {	3649	} else {
3248	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3249	}	3651	}
3250
3251	cf::cede_to_tick;
3252	}	3652	}
3253	}	3653	}
3254		3654
3255	{	3655	{
3256	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3257		3657
3258	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3259	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3260	cf::cede_to_tick;
3261	}	3660	}
3262		3661
3263	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3264	}	3663	}
3265		3664
3266	{	3665	{
3267	# TODO: for gcfclient pleasure, we should give resources
3268	# that gcfclient doesn't grok a >10000 face index.
3269	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3270		3667
3271	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3272	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# 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;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3274	my $data;
3275		3672
3276	if ($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};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3291	} else {	3679	} else {
3292	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3293	}	3681	}
3294
3295	cf::cede_to_tick;
3296	}	3682	}
3297	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3298		3694
3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3300		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3301	1	3699	1
3302	}	3700	}
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 => $face;
3320	}
3321	}
3322	});
3323		3701
3324	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3325	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3326		3704
3327	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
…		…
3335	my $status = load_resource_file_ $_[0];	3713	my $status = load_resource_file_ $_[0];
3336	get_slot 0.1, 100;	3714	get_slot 0.1, 100;
3337	cf::arch::commit_load;	3715	cf::arch::commit_load;
3338		3716
3339	$status	3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
3340	}	3732	}
3341		3733
3342	sub reload_regions {	3734	sub reload_regions {
3343	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3344	# for this (global event?)	3736	# for this (global event?)
…		…
3352	if exists $_->{match};	3744	if exists $_->{match};
3353	}	3745	}
3354	}	3746	}
3355		3747
3356	sub reload_facedata {	3748	sub reload_facedata {
3357	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3358	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3359	}	3751	}
3360		3752
3361	sub reload_archetypes {	3753	sub reload_archetypes {
3362	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3363	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
		3756
		3757	cf::face::set
		3758	"res/skill_info" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3364	}	3768	}
3365		3769
3366	sub reload_treasures {	3770	sub reload_treasures {
3367	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3368	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3369	}	3773	}
3370		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3371	sub reload_resources {	3795	sub reload_resources {
3372	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3373		3797
		3798	reload_materials;
3374	reload_facedata;	3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
3375	reload_archetypes;	3802	reload_archetypes;
3376	reload_regions;	3803	reload_regions;
3377	reload_treasures;	3804	reload_treasures;
3378		3805
3379	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3380	}	3807	}
3381		3808
3382	sub reload_config {	3809	sub reload_config {
3383	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3384	or return;
3385		3811
3386	local $/;	3812	my $config = load_file "$CONFDIR/config";
3387	*CFG = YAML::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3388		3815
3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3390		3817
3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$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};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3393		3820
3394	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3417		3844
3418	seek $fh, 0, 0;	3845	seek $fh, 0, 0;
3419	print $fh $$;	3846	print $fh $$;
3420	}	3847	}
3421		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3422	sub main {	3858	sub main {
3423	cf::init_globals; # initialise logging	3859	cf::init_globals; # initialise logging
3424		3860
3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3429		3865
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	3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3437		3867
3438	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3439	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3441	(async {	3871	(async {
3442	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3443	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3444	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3445	};	3875	};
3446		3876
3447	evthread_start IO::AIO::poll_fileno;	3877	evthread_start IO::AIO::poll_fileno;
3448		3878
3449	cf::sync_job {	3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
3450	reload_resources;	3890	reload_resources;
3451	reload_config;	3891	reload_config;
3452	db_init;
3453		3892
3454	cf::load_settings;
3455	cf::load_materials;
3456	cf::init_uuid;	3893	cf::init_uuid;
3457	cf::init_signals;	3894	cf::init_signals;
3458	cf::init_commands;
3459	cf::init_skills;	3895	cf::init_skills;
3460		3896
3461	cf::init_beforeplay;	3897	cf::init_beforeplay;
3462		3898
3463	atomic;	3899	atomic;
…		…
3465	load_extensions;	3901	load_extensions;
3466		3902
3467	utime time, time, $RUNTIMEFILE;	3903	utime time, time, $RUNTIMEFILE;
3468		3904
3469	# no (long-running) fork's whatsoever before this point(!)	3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3471		3908
3472	(pop @POST_INIT)->(0) while @POST_INIT;	3909	cf::_post_init 0;
3473	};	3910	};
3474		3911
3475	EV::loop;	3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3476	}	3920	}
3477		3921
3478	#############################################################################	3922	#############################################################################
3479	# initialisation and cleanup	3923	# initialisation and cleanup
3480		3924
3481	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3482	BEGIN {	3926	BEGIN {
3483	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3484	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3486	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3487	};	3931	};
3488	}	3932	}
3489	}	3933	}
3490		3934
3491	sub write_runtime_sync {	3935	sub write_runtime_sync {
		3936	my $t0 = AE::time;
		3937
3492	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3493	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3494		3940
3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3496		3942
3497	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3498		3944
3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3500	or return;	3946	or return;
3501		3947
3502	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3503	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3504	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3517	or return;	3963	or return;
3518		3964
3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3520	and return;	3966	and return;
3521		3967
3522	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3523		3969
3524	1	3970	1
3525	}	3971	}
3526		3972
3527	our $uuid_lock;	3973	our $uuid_lock;
…		…
3539	or return;	3985	or return;
3540		3986
3541	my $value = uuid_seq uuid_cur;	3987	my $value = uuid_seq uuid_cur;
3542		3988
3543	unless ($value) {	3989	unless ($value) {
3544	warn "cowardly refusing to write zero uuid value!\n";	3990	info "cowardly refusing to write zero uuid value!\n";
3545	return;	3991	return;
3546	}	3992	}
3547		3993
3548	my $value = uuid_str $value + $uuid_skip;	3994	my $value = uuid_str $value + $uuid_skip;
3549	$uuid_skip = 0;	3995	$uuid_skip = 0;
…		…
3559	or return;	4005	or return;
3560		4006
3561	aio_rename "$uuid~", $uuid	4007	aio_rename "$uuid~", $uuid
3562	and return;	4008	and return;
3563		4009
3564	warn "uuid file written ($value).\n";	4010	trace "uuid file written ($value).\n";
3565		4011
3566	1	4012	1
3567		4013
3568	}	4014	}
3569		4015
…		…
3575	}	4021	}
3576		4022
3577	sub emergency_save() {	4023	sub emergency_save() {
3578	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3579		4025
3580	warn "emergency_perl_save: enter\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3581		4032
3582	cf::sync_job {	4033	cf::sync_job {
3583	# this is a trade-off: we want to be very quick here, so	4034	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		4035
3588	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3589	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3590	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3591	warn "emergency_perl_save: begin player save\n";	4039	info "emergency_perl_save: begin player save\n";
3592	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3593	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3594	$pl->valid or next;	4042	$pl->valid or next;
3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3596	$pl->save;	4044	$pl->save;
3597	}	4045	}
3598	warn "emergency_perl_save: end player save\n";	4046	info "emergency_perl_save: end player save\n";
3599		4047
		4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
3600	warn "emergency_perl_save: begin map save\n";	4050	info "emergency_perl_save: begin map save\n";
3601	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3602	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3603	$map->valid or next;	4053	$map->valid or next;
3604	$map->save;	4054	$map->save;
3605	}	4055	}
3606	warn "emergency_perl_save: end map save\n";	4056	info "emergency_perl_save: end map save\n";
3607		4057
		4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
3608	warn "emergency_perl_save: begin database checkpoint\n";	4060	info "emergency_perl_save: begin database checkpoint\n";
3609	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3610	warn "emergency_perl_save: end database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
3611		4063
3612	warn "emergency_perl_save: begin write uuid\n";	4064	info "emergency_perl_save: begin write uuid\n";
3613	write_uuid_sync 1;	4065	write_uuid_sync 1;
3614	warn "emergency_perl_save: end write uuid\n";	4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3615	};	4086	};
3616		4087
3617	warn "emergency_perl_save: starting sync()\n";
3618	IO::AIO::aio_sync sub {
3619	warn "emergency_perl_save: finished sync()\n";
3620	};
3621
3622	warn "emergency_perl_save: leave\n";	4088	info "emergency_perl_save: leave\n";
3623	}	4089	}
3624		4090
3625	sub post_cleanup {	4091	sub post_cleanup {
3626	my ($make_core) = @_;	4092	my ($make_core) = @_;
3627		4093
		4094	IO::AIO::flush;
		4095
3628	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3629	if $make_core;	4097	if $make_core;
3630		4098
3631	my $fh = pidfile;	4099	my $fh = pidfile;
3632	unlink $PIDFILE if <$fh> == $$;	4100	unlink $PIDFILE if <$fh> == $$;
3633	}	4101	}
…		…
3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3654	for my $name (keys %$leaf_symtab) {	4122	for my $name (keys %$leaf_symtab) {
3655	_gv_clear *{"$pkg$name"};	4123	_gv_clear *{"$pkg$name"};
3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3657	}	4125	}
3658	warn "cleared package $pkg\n";#d#
3659	}	4126	}
3660		4127
3661	sub do_reload_perl() {	4128	sub do_reload_perl() {
3662	# can/must only be called in main	4129	# can/must only be called in main
3663	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3664	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3665	return;	4132	return;
3666	}	4133	}
3667		4134
3668	return if $RELOAD++;	4135	return if $RELOAD++;
3669		4136
3670	my $t1 = EV::time;	4137	my $t1 = AE::time;
3671		4138
3672	while ($RELOAD) {	4139	while ($RELOAD) {
3673	warn "reloading...";	4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
3674		4142
3675	warn "entering sync_job";	4143	trace "perl_reload: entering sync_job";
3676		4144
3677	cf::sync_job {	4145	cf::sync_job {
3678	cf::write_runtime_sync; # external watchdog should not bark
3679	cf::emergency_save;	4146	#cf::emergency_save;
3680	cf::write_runtime_sync; # external watchdog should not bark
3681		4147
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";	4148	trace "perl_reload: cancelling all extension coros";
3693	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3694	%EXT_CORO = ();	4150	%EXT_CORO = ();
3695		4151
3696	warn "removing commands";	4152	trace "perl_reload: removing commands";
3697	%COMMAND = ();	4153	%COMMAND = ();
3698		4154
3699	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3700	%EXTCMD = ();	4156	%EXTCMD = ();
3701	%EXTICMD = ();	4157	%EXTICMD = ();
3702		4158
3703	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3704	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3705	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3706		4162
3707	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3708	eval {	4164	eval {
3709	$cb->($pkg);	4165	$cb->($pkg);
3710	1	4166	1
3711	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
3712	}	4168	}
3713		4169
3714	warn "... clearing $pkg";	4170	trace "... clearing $pkg";
3715	clear_package $pkg;	4171	clear_package $pkg;
3716	}	4172	}
3717		4173
3718	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3719	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3721		4177
3722	warn "... unloading $k";	4178	trace "... unloading $k";
3723	delete $INC{$k};	4179	delete $INC{$k};
3724		4180
3725	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3726	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3727		4183
…		…
3730	}	4186	}
3731		4187
3732	clear_package $k;	4188	clear_package $k;
3733	}	4189	}
3734		4190
3735	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3736	clear_package "safe::$_"	4192	clear_package "safe::$_"
3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3738		4194
3739	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3740	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3741	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3742		4198
3743	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3744	# and global variables created in xs	4200	# and global variables created in xs
3745	#clear_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3746		4202
3747	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3748		4204
3749	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3750	require cf;	4206	require cf;
3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3752		4208
3753	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3754	cf::reload_config;	4210	cf::reload_config;
3755		4211
3756	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3757	cf::load_extensions;	4213	cf::load_extensions;
3758		4214
3759	if ($REATTACH_ON_RELOAD) {	4215	if ($REATTACH_ON_RELOAD) {
3760	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3761	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3762	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3763	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3764	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3765	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
3766	}	4222	}
3767		4223
3768	warn "running post_init jobs";	4224	cf::_post_init 1;
3769	(pop @POST_INIT)->(1) while @POST_INIT;
3770		4225
3771	warn "leaving sync_job";	4226	trace "perl_reload: leaving sync_job";
3772		4227
3773	1	4228	1
3774	} or do {	4229	} or do {
3775	warn $@;	4230	error $@;
3776	cf::cleanup "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3777	};	4232	};
3778		4233
3779	warn "reloaded";
3780	--$RELOAD;	4234	--$RELOAD;
3781	}	4235	}
3782		4236
3783	$t1 = EV::time - $t1;	4237	$t1 = AE::time - $t1;
3784	warn "reload completed in ${t1}s\n";	4238	info "perl_reload: completed in ${t1}s\n";
3785	};	4239	};
3786		4240
3787	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3788		4242
3789	sub reload_perl() {	4243	sub reload_perl() {
…		…
3791	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3792		4246
3793	$RELOAD_WATCHER ||= cf::async {	4247	$RELOAD_WATCHER ||= cf::async {
3794	Coro::AIO::aio_wait cache_extensions;	4248	Coro::AIO::aio_wait cache_extensions;
3795		4249
3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3797	do_reload_perl;	4251	do_reload_perl;
3798	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3799	};	4253	};
3800	};	4254	};
3801	}	4255	}
…		…
3810	reload_perl;	4264	reload_perl;
3811	};	4265	};
3812	}	4266	}
3813	};	4267	};
3814		4268
3815	unshift @INC, $LIBDIR;	4269	#############################################################################
3816		4270
3817	my $bug_warning = 0;	4271	my $bug_warning = 0;
3818		4272
3819	our @WAIT_FOR_TICK;
3820	our @WAIT_FOR_TICK_BEGIN;
3821
3822	sub wait_for_tick {	4273	sub wait_for_tick() {
3823	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3824		4275
3825	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3826	push @WAIT_FOR_TICK, $signal;
3827	$signal->wait;
3828	}	4277	}
3829		4278
3830	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3831	return if tick_inhibit || $Coro::current == $Coro::main;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3832		4281
3833	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3834	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3835	$signal->wait;	4284	$signal->wait;
3836	}	4285	}
…		…
3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3841	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3842	return;	4291	return;
3843	}	4292	}
3844		4293
3845	cf::server_tick; # one server iteration	4294	cf::one_tick; # one server iteration
		4295
		4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3846		4297
3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3849	Coro::async_pool {	4300	Coro::async_pool {
3850	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3851	write_runtime_sync	4302	write_runtime_sync
3852	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3853	};	4304	};
3854	}	4305	}
3855		4306
3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3857	$sig->send;	4308	$sig->send;
3858	}	4309	}
3859	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3860	$sig->send;
3861	}
3862		4311
3863	$LOAD = ($NOW - $TICK_START) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3865		4314
3866	if (0) {	4315	if (0) {
3867	if ($NEXT_TICK) {	4316	if ($NEXT_TICK) {
3868	my $jitter = $TICK_START - $NEXT_TICK;	4317	my $jitter = $TICK_START - $NEXT_TICK;
3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3870	warn "jitter $JITTER\n";#d#	4319	debug "jitter $JITTER\n";#d#
3871	}	4320	}
3872	}	4321	}
3873	}	4322	}
3874		4323
3875	{	4324	{
3876	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3877		4327
3878	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3879	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3880	$AnyEvent::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3881		4331
3882	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3883	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4335	$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 { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3911	};	4361	};
3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3914	};	4364	};
		4365
		4366	info "database initialised";
3915	}	4367	}
3916		4368
3917	{	4369	{
3918	# configure IO::AIO	4370	# configure IO::AIO
3919		4371
		4372	info "initialising aio";
3920	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3921	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3922	undef $AnyEvent::AIO::WATCHER;	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3923	}	4377	}
3924		4378
3925	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3926		4381
3927	sub _log_backtrace {	4382	sub _log_backtrace {
3928	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3929		4384
3930	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3931		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3932	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3933	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3934	++$_log_backtrace;	4393	++$_log_backtrace;
3935	my $perl_bt = Carp::longmess $msg;	4394	my $perl_bt = Carp::longmess $msg;
3936	async {	4395	async {
3937	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3938		4397
…		…
3958	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3959	--$_log_backtrace;	4418	--$_log_backtrace;
3960	};	4419	};
3961	} else {	4420	} else {
3962	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3963	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3964	}	4423	}
3965	}	4424	}
3966		4425
3967	# load additional modules	4426	# load additional modules
3968	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3969		4429
3970	END { cf::emergency_save }	4430	END { cf::emergency_save }
3971		4431
3972	1	4432	1
3973		4433

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