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Revision 1.457 by root, Wed Oct 1 05:50:19 2008 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 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;	63	use Time::HiRes;
59	use Compress::LZF;	64	use Compress::LZF;
60	use Digest::MD5 ();	65	use Digest::MD5 ();
61		66
…		…
70		75
71	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
76		86
77	our %COMMAND = ();	87	our %COMMAND = ();
78	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
79		89
80	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
…		…
83	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
85		95
86	our $RELOAD; # number of reloads so far, non-zero while in reload	96	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
88		100
89	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
90	our $DATADIR = datadir;	103	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
94	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		116
103	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
104		124
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	127	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		129
110	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	133	our $DB_ENV;
114		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
115	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		139
117	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
119	our $NOW;	143	our $NOW;
120		144
121	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
130	our $JITTER; # average jitter	154	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
132		156
133	our @POST_INIT;	157	our @POST_INIT;
134		158
135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
136		164
137	binmode STDOUT;	165	binmode STDOUT;
138	binmode STDERR;	166	binmode STDERR;
139		167
140	# read virtual server time, if available	168	# read virtual server time, if available
…		…
142	open my $fh, "<", $RUNTIMEFILE	170	open my $fh, "<", $RUNTIMEFILE
143	or die "unable to read $RUNTIMEFILE file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
144	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
145	}	173	}
146		174
		175	eval "sub TICK() { $TICK } 1" or die;
		176
147	mkdir $_	177	mkdir $_
148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
149		179
150	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
151		181
152	sub cf::map::normalise;	182	sub cf::map::normalise;
153		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
154	#############################################################################	188	#############################################################################
155		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
156	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
157		202
158	=over 4	203	=over 4
159		204
160	=item $cf::UPTIME	205	=item $cf::UPTIME
161		206
162	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
163		223
164	=item $cf::RUNTIME	224	=item $cf::RUNTIME
165		225
166	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
167	every server tick.	227	every server tick.
168		228
169	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
170	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
171	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
172		232
173	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
174	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
175	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
176	database environment.	236	database environment.
177		237
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	238	=item $cf::LOADAVG
187		239
188	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
189	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
190	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
199	from wherever your confdir points to.	251	from wherever your confdir points to.
200		252
201	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
202		254
203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
204	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
205	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
206		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
207	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
208		277
209	This array contains the results of the last C<invoke ()> call. When	278	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	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
211	that call.	280	that call.
212		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
213	=back	288	=back
214		289
215	=cut	290	=cut
216		291
217	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
218	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
219	my $msg = join "", @_;	299	my $msg = join "", @_;
220		300
221	$msg .= "\n"	301	$msg .= "\n"
222	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
223		303
224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
225		305
226	LOG llevError, $msg;	306	LOG llevWarn, $msg;
227	};	307	};
228	}
229		308
230	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
231	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
232		311
233	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
234	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
235	return;#d#	316	return;#d#
236	}#d#	317	}#d#
237		318
238	# kill coroutine otherwise	319	# kill coroutine otherwise
239	warn Carp::longmess $_[0];
240	Coro::terminate	320	Coro::terminate
241	};	321	};
242
243	$SIG{__DIE__} = sub { }; #d#?
244		322
245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
262	)) {	340	)) {
263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
264	}	342	}
265		343
266	$EV::DIED = sub {	344	$EV::DIED = sub {
267	warn "error in event callback: @_";	345	warn "error in event callback: $@";
268	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
269		352
270	#############################################################################	353	#############################################################################
271		354
272	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
273		356
…		…
294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
295	$d	378	$d
296	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
297	}	380	}
298		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
299	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
300		435
301	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
302		437
303	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
310		445
311	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
312	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
313		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
314	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
315		481
316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
317	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
318		484
319	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
320	is a reload or not.	486	is a reload or not.
321		487
322	=cut	488	=cut
323		489
324	sub post_init(&) {	490	sub post_init(&) {
325	push @POST_INIT, shift;	491	push @POST_INIT, shift;
326	}	492	}
327		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
328	=item cf::lock_wait $string	511	=item cf::lock_wait $string
329		512
330	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
331		514
332	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
333		516
334	Wait until the given lock is available and then acquires it and returns	517	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,	518	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	519	for example when the coroutine gets canceled), the lock is automatically
337	returned.	520	returned.
338		521
339	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
340	deadlocked coro.	523	deadlocked coro.
…		…
346		529
347	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
348		531
349	=cut	532	=cut
350		533
351	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
352	our %LOCKER;#d#
353		535
354	sub lock_wait($) {	536	sub lock_wait($) {
355	my ($key) = @_;	537	$LOCKS->wait ($_[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} }, $Coro::current;
366	Coro::schedule;
367	}
368	}	538	}
369		539
370	sub lock_acquire($) {	540	sub lock_acquire($) {
371	my ($key) = @_;	541	$LOCKS->guard ($_[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	}	542	}
385		543
386	sub lock_active($) {	544	sub lock_active($) {
387	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
388
389	! ! $LOCK{$key}
390	}	546	}
391		547
392	sub freeze_mainloop {	548	sub freeze_mainloop {
393	tick_inhibit_inc;	549	tick_inhibit_inc;
394		550
395	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
396	}	552	}
397		553
398	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
399		555
400	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
401	get spread over timer.	557	get spread over time.
402		558
403	=cut	559	=cut
404		560
405	sub periodic($$) {	561	sub periodic($$) {
406	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
410	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
411	}	567	}
412		568
413	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
414		570
415	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
416	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
417	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
418		578
419	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$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.	580	used for statistical purposes and should identify the same time-class.
421		581
422	Useful for short background jobs.	582	Useful for short background jobs.
423		583
424	=cut	584	=cut
425		585
426	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
428		589
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
432		593
433	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
434		596
435	while () {	597	while () {
436	next_job:	598	next_job:
		599
437	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	601
439	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	606	$job->[2]->send;
443	Coro::cede;	607	Coro::cede;
444	goto next_job;	608	goto next_job;
445	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	611	}
447	}	612	}
448		613
449	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
450	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
451	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
452	$signal->wait;
453	} else {	617	} else {
		618	$busy = 0;
454	Coro::schedule;	619	Coro::schedule;
455	}	620	}
456	}	621	}
457	};	622	};
458		623
459	sub get_slot($;$$) {	624	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
461		626
462	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
463		628
464	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
465	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
466		632
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
495	=cut	661	=cut
496		662
497	sub sync_job(&) {	663	sub sync_job(&) {
498	my ($job) = @_;	664	my ($job) = @_;
499		665
500	if ($Coro::current == $Coro::main) {	666	if (in_main) {
501	my $time = EV::time;	667	my $time = AE::time;
502		668
503	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
505		671
506	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
507		673
508	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
509		675
510	my $busy = 1;	676	my $busy = 1;
511	my @res;	677	my @res;
512		678
513	(async {	679	(async {
514	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	681	@res = eval { $job->() };
516	warn $@ if $@;	682	error $@ if $@;
517	undef $busy;	683	undef $busy;
518	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
519		685
520	while ($busy) {	686	while ($busy) {
521	if (Coro::nready) {	687	if (Coro::nready) {
…		…
523	} else {	689	} else {
524	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
525	}	691	}
526	}	692	}
527		693
528	my $time = EV::time - $time;	694	my $time = AE::time - $time;
529		695
530	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
531		697
532	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
533	} else {	699	} else {
…		…
555	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
556		722
557	$coro	723	$coro
558	}	724	}
559		725
560	=item fork_call { }, $args	726	=item fork_call { }, @args
561		727
562	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
563	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
564	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
566		732
567	=cut	733	=cut
568		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
569	sub fork_call(&@) {	739	sub fork_call(&@) {
570	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
571		741
572	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
575		745
576	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
577	reset_signals;	747	cf::post_fork;
578	&$cb	748	&$cb
579	}, @args;	749	} @args;
580		750
581	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
582	}	763	}
583		764
584	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
585		766
586	=cut	767	=cut
…		…
623	within each server.	804	within each server.
624		805
625	=cut	806	=cut
626		807
627	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
628	my ($name) = @_;	812	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
630		814
631	eval {	815	eval {
632	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
642	}	826	}
643		827
644	our $DB;	828	our $DB;
645		829
646	sub db_init {	830	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	831	$DB ||= db_table "db";
649	};
650	}	832	}
651		833
652	sub db_get($$) {	834	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
654		836
655	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
656	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
657		841
658	$! ? ()	842	$! ? ()
659	: $data	843	: $data
660	}
661	}	844	}
662		845
663	sub db_put($$$) {	846	sub db_put($$$) {
664	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
693		876
694	my @data;	877	my @data;
695	my $md5;	878	my $md5;
696		879
697	for (0 .. $#$src) {	880	for (0 .. $#$src) {
698	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
699	or Carp::croak "$src->[$_]: $!";
700	}	882	}
701		883
702	# if processing is expensive, check	884	# if processing is expensive, check
703	# checksum first	885	# checksum first
704	if (1) {	886	if (1) {
…		…
721		903
722	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	905	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
725		907
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		909
728	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
731		913
…		…
741		923
742	=cut	924	=cut
743		925
744	sub datalog($@) {	926	sub datalog($@) {
745	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	929	}
748		930
749	=back	931	=back
750		932
751	=cut	933	=cut
…		…
946		1128
947	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		1131
950	} elsif (ref $type) {	1132	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
952		1134
953	} else {	1135	} else {
954	shift @arg;	1136	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
956	}	1138	}
957	}	1139	}
958	}	1140	}
959		1141
960	sub _object_attach {	1142	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
971	}	1153	}
972		1154
973	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
974	} else {	1156	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1158	}
977		1159
978	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
979	}	1161	}
980		1162
…		…
1039		1221
1040	for (@$callbacks) {	1222	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1042		1224
1043	if ($@) {	1225	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1227	override;
1047	}	1228	}
1048		1229
1049	return 1 if $override;	1230	return 1 if $override;
1050	}	1231	}
…		…
1129	for (@$attach) {	1310	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1132	}	1313	}
1133	} else {	1314	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1316	}
1136	}	1317	}
1137	}	1318	}
1138		1319
1139	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1167		1348
1168	sync_job {	1349	sync_job {
1169	if (length $$rdata) {	1350	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1173		1355
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1178	aio_close $fh;	1363	aio_close $fh;
1179		1364
1180	if (@$objs) {	1365	if (@$objs) {
1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1182	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1184	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1185	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1186	aio_close $fh;	1374	aio_close $fh;
1187	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1188	}	1376	}
1189	} else {	1377	} else {
1190	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
…		…
1193	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
1194		1382
1195	$filename =~ s%/[^/]+$%%;	1383	$filename =~ s%/[^/]+$%%;
1196	aio_pathsync $filename if $cf::USE_FSYNC;	1384	aio_pathsync $filename if $cf::USE_FSYNC;
1197	} else {	1385	} else {
1198	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1199	}	1387	}
1200	} else {	1388	} else {
1201	aio_unlink $filename;	1389	aio_unlink $filename;
1202	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1203	}	1391	}
…		…
1227	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1228	$av = $st->{objs};	1416	$av = $st->{objs};
1229	}	1417	}
1230		1418
1231	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1232	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1233	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1234		1423
1235	($data, $av)	1424	($data, $av)
1236	}	1425	}
1237		1426
1238	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1297	}	1486	}
1298		1487
1299	use File::Glob ();	1488	use File::Glob ();
1300		1489
1301	cf::player->attach (	1490	cf::player->attach (
1302	on_command => sub {	1491	on_unknown_command => sub {
1303	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1304		1493
1305	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1306	or return;	1495	or return;
1307		1496
…		…
1315	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1316		1505
1317	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1318		1507
1319	if (ref $msg) {	1508	if (ref $msg) {
1320	my ($type, $reply, @payload) =	1509	my ($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		1510
1325	my @reply;	1511	my @reply;
1326		1512
1327	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1328	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1330		1516
1331	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1332	if $reply;	1518	if $reply;
1333		1519
1334	} else {	1520	} else {
1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1336	}	1522	}
1337		1523
1338	cf::override;	1524	cf::override;
1339	},	1525	},
1340	);	1526	);
1341		1527
1342	# "readahead" all extensions	1528	# "readahead" all extensions
1343	sub cache_extensions {	1529	sub cache_extensions {
1344	my $grp = IO::AIO::aio_group;	1530	my $grp = IO::AIO::aio_group;
1345		1531
1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1347	for (grep /\.ext$/, @{$_[0]}) {	1533	for (grep /\.ext$/, @{$_[0]}) {
1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1349	}	1535	}
1350	};	1536	};
1351		1537
1352	$grp	1538	$grp
1353	}	1539	}
1354		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1355	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1356	cf::sync_job {	1557	cf::sync_job {
1357	my %todo;	1558	my %todo;
1358		1559
1359	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1360	next unless -r $path;	1561	next unless -r $path;
…		…
1378		1579
1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1381		1582
1382	$ext{source} =	1583	$ext{source} =
1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1384	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1385	. $source	1586	. $source
1386	. "\n};\n1";	1587	. "\n};\n1";
1387		1588
1388	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1389	}	1590	}
1390		1591
		1592	my $pass = 0;
1391	my %done;	1593	my %done;
1392	while (%todo) {	1594	while (%todo) {
1393	my $progress;	1595	my $progress;
1394		1596
		1597	++$pass;
		1598
		1599	ext:
1395	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1396	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1397	goto skip	1602	next ext
1398	unless exists $done{$_};	1603	unless exists $done{$_};
1399	}	1604	}
1400		1605
1401	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1402		1607
1403	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1404	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1405	: "$v->{base}: extension inactive.\n";
1406		1621
1407	if (exists $v->{meta}{mandatory}) {
1408	warn $msg;
1409	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1410	}	1623	if exists $v->{meta}{mandatory};
1411		1624
1412	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1413	}	1634	}
1414
1415	$done{$k} = delete $todo{$k};
1416	push @EXTS, $v->{pkg};
1417	$progress = 1;
1418	}	1635	}
1419		1636
1420	skip:	1637	unless ($progress) {
1421	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1422	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1423	}	1647	}
1424	};	1648	};
1425	}	1649	}
1426		1650
1427	#############################################################################	1651	#############################################################################
…		…
1511	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1512	}	1736	}
1513	}	1737	}
1514	}	1738	}
1515		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1516	sub save($) {	1753	sub save($) {
1517	my ($pl) = @_;	1754	my ($pl) = @_;
1518		1755
1519	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1520		1757
…		…
1525		1762
1526	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1527	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1528		1765
1529	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1530		1770
1531	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1532	cf::cede_to_tick;	1772	cf::cede_to_tick;
1533	}	1773	}
1534		1774
…		…
1568	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1569		1809
1570	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1572		1812
1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1574	$pl->deactivate;	1814	$pl->deactivate;
		1815
1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1576	$pl->ob->check_score;
1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1578	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1579		1821
1580	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1581	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1582	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1636	\@logins	1878	\@logins
1637	}	1879	}
1638		1880
1639	=item $player->maps	1881	=item $player->maps
1640		1882
		1883	=item cf::player::maps $login
		1884
1641	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1642	player. May block.	1886	player. May block.
1643		1887
1644	=cut	1888	=cut
1645		1889
…		…
1707	=cut	1951	=cut
1708		1952
1709	sub find_by_path($) {	1953	sub find_by_path($) {
1710	my ($path) = @_;	1954	my ($path) = @_;
1711		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1712	my ($match, $specificity);	1958	my ($match, $specificity);
1713		1959
1714	for my $region (list) {	1960	for my $region (list) {
1715	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1716	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1744	sub generate_random_map {	1990	sub generate_random_map {
1745	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1746		1992
1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1748		1994
1749	# mit "rum" bekleckern, nicht
1750	$self->_create_random_map (	1995	$self->_create_random_map ($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}), $rmp->{custom}
1762	)
1763	}	1996	}
1764		1997
1765	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1766		1999
1767	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1772		2005
1773	sub register {	2006	sub register {
1774	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1775	my $pkg = caller;	2008	my $pkg = caller;
1776		2009
1777	no strict;
1778	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1779		2011
1780	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1781	}	2013	}
1782		2014
1783	# also paths starting with '/'	2015	# also paths starting with '/'
1784	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1785		2017
1786	sub thawer_merge {	2018	sub thawer_merge {
1787	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1788		2020
1789	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1794	}	2026	}
1795		2027
1796	sub normalise {	2028	sub normalise {
1797	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1798		2030
1799	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1800		2032
1801	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1802		2034
1803	# map plan:	2035	# map plan:
1804	#	2036	#
…		…
1819	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1820	$path = "$base/$path";	2052	$path = "$base/$path";
1821	}	2053	}
1822		2054
1823	for ($path) {	2055	for ($path) {
1824	redo if s{//}{/};
1825	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1826	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1827	}	2058	}
1828		2059
1829	$path	2060	$path
…		…
1843	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1844	return $self;	2075	return $self;
1845	}	2076	}
1846	}	2077	}
1847		2078
1848	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1849	()	2080	()
1850	}	2081	}
1851		2082
		2083	# may re-bless or do other evil things
1852	sub init {	2084	sub init {
1853	my ($self) = @_;	2085	my ($self) = @_;
1854		2086
1855	$self	2087	$self
1856	}	2088	}
…		…
1887		2119
1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1889	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1890	}	2122	}
1891		2123
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 $_->outdoor, values %cf::MAP;
1899	}
1900
1901	sub decay_objects {	2124	sub decay_objects {
1902	my ($self) = @_;	2125	my ($self) = @_;
1903		2126
1904	return if $self->{deny_reset};	2127	return if $self->{deny_reset};
1905		2128
…		…
1930	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1931		2154
1932	1	2155	1
1933	}	2156	}
1934		2157
		2158	# used to laod the header of an original map
1935	sub load_header_orig {	2159	sub load_header_orig {
1936	my ($self) = @_;	2160	my ($self) = @_;
1937		2161
1938	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1939	}	2163	}
1940		2164
		2165	# used to laod the header of an instantiated map
1941	sub load_header_temp {	2166	sub load_header_temp {
1942	my ($self) = @_;	2167	my ($self) = @_;
1943		2168
1944	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1945	}	2170	}
1946		2171
		2172	# called after loading the header from an instantiated map
1947	sub prepare_temp {	2173	sub prepare_temp {
1948	my ($self) = @_;	2174	my ($self) = @_;
1949		2175
1950	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1951	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1952	# safety	2178	# safety
1953	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1954	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1955	}	2181	}
1956		2182
		2183	# called after loading the header from an original map
1957	sub prepare_orig {	2184	sub prepare_orig {
1958	my ($self) = @_;	2185	my ($self) = @_;
1959		2186
1960	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1961	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1985		2212
1986	sub find;	2213	sub find;
1987	sub find {	2214	sub find {
1988	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1989		2216
		2217	cf::cede_to_tick;
		2218
1990	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1991		2220
1992	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1993	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1994		2223
1995	$cf::MAP{$path} || do {	2224	$cf::MAP{$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	2225	my $map = new_from_path cf::map $path
2000	or return;	2226	or return;
2001		2227
2002	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
2003		2229
…		…
2015		2241
2016	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
2017	}	2243	}
2018	}	2244	}
2019		2245
2020	sub pre_load { }	2246	sub pre_load { }
2021	sub post_load { }	2247	#sub post_load { } # XS
2022		2248
2023	sub load {	2249	sub load {
2024	my ($self) = @_;	2250	my ($self) = @_;
2025		2251
2026	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029		2255
2030	{	2256	{
2031	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2032		2258
2033	return unless $self->valid;	2259	return unless $self->valid;
2034	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2035
2036	$self->in_memory (cf::MAP_LOADING);
2037		2261
2038	$self->alloc;	2262	$self->alloc;
2039		2263
2040	$self->pre_load;	2264	$self->pre_load;
2041	cf::cede_to_tick;	2265	cf::cede_to_tick;
2042		2266
		2267	if (exists $self->{load_path}) {
2043	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2044	$f->skip_block;	2269	$f->skip_block;
2045	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2046	or return;	2271	or return;
2047		2272
2048	$self->post_load_original	2273	$self->post_load_original
2049	if delete $self->{load_original};	2274	if delete $self->{load_original};
2050		2275
2051	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2052	utf8::encode $uniq;	2277	utf8::encode $uniq;
2053	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2054	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2055	$self->clear_unique_items;	2280	$self->clear_unique_items;
2056	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2057	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2058	}	2284	}
2059	}	2285	}
2060	}
2061		2286
2062	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2063		2294
2064	cf::cede_to_tick;	2295	cf::cede_to_tick;
2065	# now do the right thing for maps	2296	# now do the right thing for maps
2066	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2067	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2071	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2072	$self->decay_objects;	2303	$self->decay_objects;
2073	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2074	$self->update_buttons;	2305	$self->update_buttons;
2075	cf::cede_to_tick;	2306	cf::cede_to_tick;
2076	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2077	cf::cede_to_tick;
2078	$self->activate;
2079	}	2308	}
2080		2309
2081	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2082	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2083
2084	$self->in_memory (cf::MAP_ACTIVE);
2085	}	2312	}
2086		2313
2087	$self->post_load;	2314	$self->post_load;
2088	}
2089		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2090	sub customise_for {	2322	sub customise_for {
2091	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2092		2324
2093	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2094	if $self->per_player;	2326	if $self->per_player;
…		…
2097	# if $self->per_party;	2329	# if $self->per_party;
2098		2330
2099	$self	2331	$self
2100	}	2332	}
2101		2333
2102	# find and load all maps in the 3x3 area around a map
2103	sub load_neighbours {
2104	my ($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	$neigh->load;
2125	}
2126	}
2127
2128	sub find_sync {	2334	sub find_sync {
2129	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2130		2336
2131	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2132	}	2342	}
2133		2343
2134	sub do_load_sync {	2344	sub do_load_sync {
2135	my ($map) = @_;	2345	my ($map) = @_;
2136		2346
		2347	# it's a bug to call this from the main context
2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2138	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2139		2350
2140	cf::sync_job { $map->load };	2351	$map->load;
2141	}	2352	}
2142		2353
2143	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2144	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2145		2356
2146	sub find_async {	2357	sub find_async {
2147	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2148		2359
2149	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2150		2361
2151	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2153	}	2364	}
2154		2365
2155	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2156		2367
2157	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2171	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2172		2383
2173	()	2384	()
2174	}	2385	}
2175		2386
		2387	# common code, used by both ->save and ->swapout
2176	sub save {	2388	sub _save {
2177	my ($self) = @_;	2389	my ($self) = @_;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2390
2181	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2182		2392
2183	return unless $self->dirty;	2393	return unless $self->dirty;
2184		2394
…		…
2204	} else {	2414	} else {
2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2206	}	2416	}
2207	}	2417	}
2208		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2209	sub swap_out {	2427	sub swap_out {
2210	my ($self) = @_;	2428	my ($self) = @_;
2211		2429
2212	# save first because save cedes
2213	$self->save;
2214
2215	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2216		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2217	return if $self->players;	2434	return if $self->players;
2218	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2219	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2220		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2221	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2222		2486
2223	$self->deactivate;	2487	$self->deactivate;
2224	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2225	$self->clear;	2489	$self->clear;
2226	}
2227
2228	sub reset_at {
2229	my ($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		2490
2271	$self->unlink_save;	2491	$self->unlink_save;
2272	$self->destroy;	2492	$self->destroy;
2273	}	2493	}
2274		2494
…		…
2282		2502
2283	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2284		2504
2285	$self->unlink_save;	2505	$self->unlink_save;
2286		2506
2287	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2288	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2289	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2290	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2292		2512
…		…
2349	: normalise $_	2569	: normalise $_
2350	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2351	]	2571	]
2352	}	2572	}
2353		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2354	=back	2606	=back
2355		2607
2356	=head3 cf::object	2608	=head3 cf::object
2357		2609
2358	=cut	2610	=cut
…		…
2423		2675
2424	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2425	id => "say",	2677	id => "say",
2426	title => "Map",	2678	title => "Map",
2427	reply => "say ",	2679	reply => "say ",
2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2429	};	2681	};
2430		2682
2431	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2432	id => "chat",	2684	id => "chat",
2433	title => "Chat",	2685	title => "Chat",
…		…
2490		2742
2491	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2492		2744
2493	The player should be reasonably safe there for short amounts of time (e.g.	2745	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,	2746	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	2747	though, as the player cannot control the character while it is on the link
2496	map.	2748	map.
2497		2749
2498	Will never block.	2750	Will never block.
2499		2751
2500	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2521	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2522	my ($self) = @_;	2774	my ($self) = @_;
2523		2775
2524	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2525		2777
		2778	++$self->{_link_recursion};
		2779
2526	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2527		2781
2528	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2529	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2530		2784
2531	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2532	}	2786	}
2533		2787
2534	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2535	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2536		2790
…		…
2553	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2554	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2555		2809
2556	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2557	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2558	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2559		2813
2560	$map->load;	2814	$map->load;
2561	$map->load_neighbours;
2562		2815
2563	return unless $self->contr->active;	2816	return unless $self->contr->active;
2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2565	$self->activate_recursive;
2566		2817
2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2568	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2569	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2570		2825
		2826	}
		2827
2571	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2572		2829
2573	Moves the player to the given map-path and coordinates by first freezing	2830	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	2831	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	2832	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	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2583		2840
2584	our $GOTOGEN;	2841	our $GOTOGEN;
2585		2842
2586	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2587	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2588		2851
2589	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2591		2854
2592	$self->enter_link;	2855	$self->enter_link;
…		…
2612	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2613	}	2876	}
2614	}	2877	}
2615		2878
2616	my $map = eval {	2879	my $map = eval {
2617	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2618		2881
2619	if ($map) {	2882	if ($map) {
2620	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2621	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2622	} else {	2885	} else {
2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2624	}	2887	}
2625		2888
2626	$map	2889	$map
…		…
2634	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2635	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2636	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2637	}	2900	}
2638		2901
2639	$done->() if $done;	2902	$done->($self) if $done;
2640	})->prio (1);	2903	})->prio (1);
2641	}	2904	}
2642		2905
2643	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2644		2907
…		…
2712	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2713		2976
2714	unless (eval {	2977	unless (eval {
2715	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2716		2979
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;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2726	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2727	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2728		3006
2729	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2730		3008
2731	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2732	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2737	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2738	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2739	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2740	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2741		3019
2742	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2743	$self->leave_link;	3021	$self->leave_link;
2744	}	3022	}
2745	})->prio (1);	3023	})->prio (1);
2746	}	3024	}
2747		3025
…		…
2759	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2760	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2761		3039
2762	utf8::encode $text;	3040	utf8::encode $text;
2763	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2764	}	3067	}
2765		3068
2766	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2767		3070
2768	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2772		3075
2773	=cut	3076	=cut
2774		3077
2775	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2776	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2777	"c/identify" => {	3086	"c/identify" => {
2778	id => "infobox",	3087	id => "infobox",
2779	title => "Identify",	3088	title => "Identify",
2780	reply => undef,	3089	reply => undef,
2781	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2783	"c/examine" => {	3092	"c/examine" => {
2784	id => "infobox",	3093	id => "infobox",
2785	title => "Examine",	3094	title => "Examine",
2786	reply => undef,	3095	reply => undef,
2787	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2788	},	3103	},
2789	"c/book" => {	3104	"c/book" => {
2790	id => "infobox",	3105	id => "infobox",
2791	title => "Book",	3106	title => "Book",
2792	reply => undef,	3107	reply => undef,
…		…
2808	id => "infobox",	3123	id => "infobox",
2809	title => "Body Parts",	3124	title => "Body Parts",
2810	reply => undef,	3125	reply => undef,
2811	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2812	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
2813	"c/skills" => {	3134	"c/skills" => {
2814	id => "infobox",	3135	id => "infobox",
2815	title => "Skills",	3136	title => "Skills",
2816	reply => undef,	3137	reply => undef,
2817	tooltip => "Shows your experience per skill and item power",	3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
2818	},	3163	},
2819	"c/uptime" => {	3164	"c/uptime" => {
2820	id => "infobox",	3165	id => "infobox",
2821	title => "Uptime",	3166	title => "Uptime",
2822	reply => undef,	3167	reply => undef,
…		…
2832	id => "party",	3177	id => "party",
2833	title => "Party",	3178	title => "Party",
2834	reply => "gsay ",	3179	reply => "gsay ",
2835	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2836	},	3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2837	);	3190	);
2838		3191
2839	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3194
…		…
2846		3199
2847	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2848	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2849	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2850		3203
2851	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853
2854	$channel = $channel->{id};	3205	$channel = $channel->{id};
2855		3206
2856	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2857	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2858	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2859	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2860	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2861	if $self->can_msg;
2862	}	3212	}
2863		3213
2864	$channel = $channel->{id};	3214	$channel = $channel->{id};
2865	}	3215	}
2866		3216
2867	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2868		3218
2869	if ($self->can_msg) {
2870	# default colour, mask it out	3219	# default colour, mask it out
2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2872	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2873		3222
2874	my $pkt = "msg "	3223	my $pkt = "msg "
2875	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2877	);	3226	);
2878		3227
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);	3228	$self->send_big_packet ($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	}	3229	}
2916		3230
2917	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2918		3232
2919	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2921	=cut	3235	=cut
2922		3236
2923	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2924	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2925		3239
2926	if ($self->extcmd == 2) {
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$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	}	3241	}
2933		3242
2934	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2935		3244
2936	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2938	=cut	3247	=cut
2939		3248
2940	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2941	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2942		3251
2943	if ($self->extcmd == 2) {
2944	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_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	}	3253	}
2951		3254
2952	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2953		3256
2954	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
3009	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
3010		3313
3011	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3012		3315
3013	if (ref $msg) {	3316	if (ref $msg) {
3014	my ($type, $reply, @payload) =	3317	my ($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		3318
3019	my @reply;	3319	my @reply;
3020		3320
3021	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
3022	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
3024		3324
3025	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
3026	if $reply;	3326	if $reply;
3027		3327
3028	} else {	3328	} else {
3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3030	}	3330	}
3031		3331
3032	cf::override;	3332	cf::override;
3033	},	3333	},
3034	);	3334	);
…		…
3054		3354
3055	$coro	3355	$coro
3056	}	3356	}
3057		3357
3058	cf::client->attach (	3358	cf::client->attach (
3059	on_destroy => sub {	3359	on_client_destroy => sub {
3060	my ($ns) = @_;	3360	my ($ns) = @_;
3061		3361
3062	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3063	},	3363	},
3064	);	3364	);
…		…
3080	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
3081		3381
3082	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
3083		3383
3084	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
3085	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
3086	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
3087	sort time	3387	sort time
3088	));	3388	));
3089		3389
3090	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3094	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3095		3395
3096	cf::object	3396	cf::object
3097	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3098	insert remove name archname title slaying race decrease split	3398	insert remove name archname title slaying race decrease split
		3399	value
3099		3400
3100	cf::object::player	3401	cf::object::player
3101	player	3402	player
3102		3403
3103	cf::player	3404	cf::player
…		…
3109	=cut	3410	=cut
3110		3411
3111	for (	3412	for (
3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3113	insert remove inv nrof name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3114	decrease split destroy change_exp)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3115	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3116	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3117	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3118	) {	3419	) {
3119	no strict 'refs';
3120	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3121	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3122	for @funs;	3422	for @funs;
3123	}	3423	}
3124		3424
…		…
3139		3439
3140	my $qcode = $code;	3440	my $qcode = $code;
3141	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3142	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3143		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3144	local $_;	3447	local $_;
3145	local @safe::cf::_safe_eval_args = values %vars;
3146		3448
3147	my $eval =	3449	my $eval =
3148	"do {\n"	3450	"do {\n"
3149	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3150	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3151	. $code	3453	. $code
3152	. "\n}"	3454	. "\n}"
3153	;	3455	;
3154		3456
		3457	if ($CFG{safe_eval}) {
3155	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3156	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3157	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3158		3466
3159	if ($@) {	3467	if ($@) {
3160	warn "$@";	3468	warn "$@",
3161	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3162	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3163	}	3471	}
3164		3472
3165	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3166	}	3474	}
3167		3475
…		…
3181	=cut	3489	=cut
3182		3490
3183	sub register_script_function {	3491	sub register_script_function {
3184	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3185		3493
3186	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3187	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3188	}	3496	}
3189		3497
3190	=back	3498	=back
3191		3499
3192	=cut	3500	=cut
3193		3501
3194	#############################################################################	3502	#############################################################################
3195	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
3196		3528
3197	sub load_facedata($) {	3529	sub load_facedata($) {
3198	my ($path) = @_;	3530	my ($path) = @_;
3199		3531
3200	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3201	# for this (global event?)	3533	# for this (global event?)
3202	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3203		3535
3204	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3205		3537
3206	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3207		3539
3208	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3209	0 < aio_load $path, $facedata
3210	or die "$path: $!";
3211
3212	$facedata = Coro::Storable::thaw $facedata;
3213		3541
3214	$facedata->{version} == 2	3542	$facedata->{version} == 2
3215	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3216		3544
3217	# patch in the exptable
3218	$facedata->{resource}{"res/exp_table"} = {
3219	type => FT_RSRC,
3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3221	};
3222	cf::cede_to_tick;	3545	cf::cede_to_tick;
3223		3546
3224	{	3547	{
3225	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3226		3549
3227	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3229		3553
3230	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3231	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3234		3560
3235	cf::cede_to_tick;	3561	cf::cede_to_tick;
3236	}	3562	}
3237		3563
3238	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3243		3569
3244	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3245	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3247	} else {	3573	} else {
3248	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3249	}	3575	}
3250		3576
3251	cf::cede_to_tick;	3577	cf::cede_to_tick;
3252	}	3578	}
3253	}	3579	}
…		…
3262		3588
3263	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3264	}	3590	}
3265		3591
3266	{	3592	{
3267	# TODO: for gcfclient pleasure, we should give resources
3268	# that gcfclient doesn't grok a >10000 face index.
3269	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3270		3594
3271	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3272	if (defined $info->{type}) {	3596	if (defined (my $type = $info->{type})) {
		3597	# 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;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3274	my $data;
3275		3599
3276	if ($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};	3600	cf::face::set_type $idx, $type;
		3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
3291	} else {	3604	} else {
3292	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3293	}	3606	}
3294		3607
3295	cf::cede_to_tick;	3608	cf::cede_to_tick;
3296	}	3609	}
3297	}	3610	}
3298		3611
3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3300		3613
3301	1	3614	1
3302	}	3615	}
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 => $face;
3320	}
3321	}
3322	});
3323		3616
3324	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3325	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3326		3619
3327	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
…		…
3335	my $status = load_resource_file_ $_[0];	3628	my $status = load_resource_file_ $_[0];
3336	get_slot 0.1, 100;	3629	get_slot 0.1, 100;
3337	cf::arch::commit_load;	3630	cf::arch::commit_load;
3338		3631
3339	$status	3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
3340	}	3646	}
3341		3647
3342	sub reload_regions {	3648	sub reload_regions {
3343	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3344	# for this (global event?)	3650	# for this (global event?)
…		…
3359	}	3665	}
3360		3666
3361	sub reload_archetypes {	3667	sub reload_archetypes {
3362	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3363	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
		3670
		3671	add_face "res/skill_info" => FT_RSRC,
		3672	JSON::XS->new->utf8->canonical->encode (
		3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3364	}	3679	}
3365		3680
3366	sub reload_treasures {	3681	sub reload_treasures {
3367	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3368	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3369	}	3684	}
3370		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	sub reload_pod {
		3707	trace "loading pods $PODDIR\n";
		3708
		3709	my @command_help;
		3710
		3711	for (
		3712	[0, "command_help"],
		3713	[1, "emote_help"],
		3714	[2, "dmcommand_help"],
		3715	) {
		3716	my ($type, $path) = @$_;
		3717
		3718	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3719	or die "unable to load $path";
		3720
		3721	my $level = 1e9;
		3722
		3723	for my $par (@$paragraphs) {
		3724	if ($par->{type} eq "head2") {
		3725	# this code taken almost verbatim from DC/Protocol.pm
		3726
		3727	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3728	my $cmd = $1;
		3729	my @args = split /\|/, $2;
		3730	@args = (".*") unless @args;
		3731
		3732	$_ = $_ eq ".*" ? "" : " $_"
		3733	for @args;
		3734
		3735	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3736
		3737	push @command_help, [$type, \@variants, &cf::pod::as_cfpod ([$par])];
		3738	$level = $par->{level};
		3739	} else {
		3740	error "$par->{markup}: unparsable command heading";
		3741	}
		3742	} elsif ($par->{level} > $level) {
		3743	$command_help[-1][2] .= &cf::pod::as_cfpod ([$par]);
		3744	}
		3745
		3746	cf::cede_to_tick;
		3747	}
		3748	}
		3749
		3750	@command_help = sort {
		3751	$a->[0] <=> $b->[0]
		3752	or $a->[1] cmp $b->[1]
		3753	} @command_help;
		3754
		3755	cf::cede_to_tick;
		3756
		3757	add_face "res/command_help" => FT_RSRC,
		3758	JSON::XS->new->utf8->encode (\@command_help);
		3759	}
		3760
3371	sub reload_resources {	3761	sub reload_resources {
3372	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3373		3763
		3764	reload_materials;
3374	reload_facedata;	3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
3375	reload_archetypes;	3768	reload_archetypes;
3376	reload_regions;	3769	reload_regions;
3377	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3378		3772
3379	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3380	}	3774	}
3381		3775
3382	sub reload_config {	3776	sub reload_config {
3383	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3384	or return;
3385		3778
3386	local $/;	3779	my $config = load_file "$CONFDIR/config";
3387	*CFG = YAML::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3388		3782
3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3390		3784
3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3785	$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};	3786	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3393		3787
3394	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3417		3811
3418	seek $fh, 0, 0;	3812	seek $fh, 0, 0;
3419	print $fh $$;	3813	print $fh $$;
3420	}	3814	}
3421		3815
		3816	sub main_loop {
		3817	trace "EV::loop starting\n";
		3818	if (1) {
		3819	EV::loop;
		3820	}
		3821	trace "EV::loop returned\n";
		3822	goto &main_loop unless $REALLY_UNLOOP;
		3823	}
		3824
3422	sub main {	3825	sub main {
3423	cf::init_globals; # initialise logging	3826	cf::init_globals; # initialise logging
3424		3827
3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3429		3832
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	3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3437		3834
3438	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3439	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3837	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3441	(async {	3838	(async {
3442	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3443	EV::loop EV::LOOP_ONESHOT;	3840	EV::loop EV::LOOP_ONESHOT;
3444	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3445	};	3842	};
3446		3843
3447	evthread_start IO::AIO::poll_fileno;	3844	evthread_start IO::AIO::poll_fileno;
3448		3845
3449	cf::sync_job {	3846	cf::sync_job {
		3847	cf::incloader::init ();
		3848
		3849	db_init;
		3850
		3851	cf::init_anim;
		3852	cf::init_attackmess;
		3853	cf::init_dynamic;
		3854
		3855	cf::load_settings;
		3856
3450	reload_resources;	3857	reload_resources;
3451	reload_config;	3858	reload_config;
3452	db_init;
3453		3859
3454	cf::load_settings;
3455	cf::load_materials;
3456	cf::init_uuid;	3860	cf::init_uuid;
3457	cf::init_signals;	3861	cf::init_signals;
3458	cf::init_commands;
3459	cf::init_skills;	3862	cf::init_skills;
3460		3863
3461	cf::init_beforeplay;	3864	cf::init_beforeplay;
3462		3865
3463	atomic;	3866	atomic;
…		…
3465	load_extensions;	3868	load_extensions;
3466		3869
3467	utime time, time, $RUNTIMEFILE;	3870	utime time, time, $RUNTIMEFILE;
3468		3871
3469	# no (long-running) fork's whatsoever before this point(!)	3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3874	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3471		3875
3472	(pop @POST_INIT)->(0) while @POST_INIT;	3876	cf::_post_init 0;
3473	};	3877	};
3474		3878
3475	EV::loop;	3879	cf::object::thawer::errors_are_fatal 0;
		3880	info "parse errors in files are no longer fatal from this point on.\n";
		3881
		3882	AE::postpone {
		3883	undef &main; # free gobs of memory :)
		3884	};
		3885
		3886	goto &main_loop;
3476	}	3887	}
3477		3888
3478	#############################################################################	3889	#############################################################################
3479	# initialisation and cleanup	3890	# initialisation and cleanup
3480		3891
3481	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3482	BEGIN {	3893	BEGIN {
3483	our %SIGWATCHER = ();	3894	our %SIGWATCHER = ();
3484	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3486	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3487	};	3898	};
3488	}	3899	}
3489	}	3900	}
3490		3901
3491	sub write_runtime_sync {	3902	sub write_runtime_sync {
		3903	my $t0 = AE::time;
		3904
3492	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3493	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3494		3907
3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3496		3909
3497	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3498		3911
3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3500	or return;	3913	or return;
3501		3914
3502	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3503	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3504	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3517	or return;	3930	or return;
3518		3931
3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3520	and return;	3933	and return;
3521		3934
3522	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3523		3936
3524	1	3937	1
3525	}	3938	}
3526		3939
3527	our $uuid_lock;	3940	our $uuid_lock;
…		…
3539	or return;	3952	or return;
3540		3953
3541	my $value = uuid_seq uuid_cur;	3954	my $value = uuid_seq uuid_cur;
3542		3955
3543	unless ($value) {	3956	unless ($value) {
3544	warn "cowardly refusing to write zero uuid value!\n";	3957	info "cowardly refusing to write zero uuid value!\n";
3545	return;	3958	return;
3546	}	3959	}
3547		3960
3548	my $value = uuid_str $value + $uuid_skip;	3961	my $value = uuid_str $value + $uuid_skip;
3549	$uuid_skip = 0;	3962	$uuid_skip = 0;
…		…
3559	or return;	3972	or return;
3560		3973
3561	aio_rename "$uuid~", $uuid	3974	aio_rename "$uuid~", $uuid
3562	and return;	3975	and return;
3563		3976
3564	warn "uuid file written ($value).\n";	3977	trace "uuid file written ($value).\n";
3565		3978
3566	1	3979	1
3567		3980
3568	}	3981	}
3569		3982
…		…
3575	}	3988	}
3576		3989
3577	sub emergency_save() {	3990	sub emergency_save() {
3578	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3579		3992
3580	warn "emergency_perl_save: enter\n";	3993	info "emergency_perl_save: enter\n";
		3994
		3995	# this is a trade-off: we want to be very quick here, so
		3996	# save all maps without fsync, and later call a global sync
		3997	# (which in turn might be very very slow)
		3998	local $USE_FSYNC = 0;
3581		3999
3582	cf::sync_job {	4000	cf::sync_job {
3583	# this is a trade-off: we want to be very quick here, so	4001	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		4002
3588	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3589	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3590	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3591	warn "emergency_perl_save: begin player save\n";	4006	info "emergency_perl_save: begin player save\n";
3592	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3593	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3594	$pl->valid or next;	4009	$pl->valid or next;
3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3596	$pl->save;	4011	$pl->save;
3597	}	4012	}
3598	warn "emergency_perl_save: end player save\n";	4013	info "emergency_perl_save: end player save\n";
3599		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
3600	warn "emergency_perl_save: begin map save\n";	4017	info "emergency_perl_save: begin map save\n";
3601	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3602	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3603	$map->valid or next;	4020	$map->valid or next;
3604	$map->save;	4021	$map->save;
3605	}	4022	}
3606	warn "emergency_perl_save: end map save\n";	4023	info "emergency_perl_save: end map save\n";
3607		4024
		4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
3608	warn "emergency_perl_save: begin database checkpoint\n";	4027	info "emergency_perl_save: begin database checkpoint\n";
3609	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3610	warn "emergency_perl_save: end database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
3611		4030
3612	warn "emergency_perl_save: begin write uuid\n";	4031	info "emergency_perl_save: begin write uuid\n";
3613	write_uuid_sync 1;	4032	write_uuid_sync 1;
3614	warn "emergency_perl_save: end write uuid\n";	4033	info "emergency_perl_save: end write uuid\n";
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
		4036
		4037	trace "emergency_perl_save: syncing database to disk";
		4038	BDB::db_env_txn_checkpoint $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3615	};	4053	};
3616		4054
3617	warn "emergency_perl_save: starting sync()\n";
3618	IO::AIO::aio_sync sub {
3619	warn "emergency_perl_save: finished sync()\n";
3620	};
3621
3622	warn "emergency_perl_save: leave\n";	4055	info "emergency_perl_save: leave\n";
3623	}	4056	}
3624		4057
3625	sub post_cleanup {	4058	sub post_cleanup {
3626	my ($make_core) = @_;	4059	my ($make_core) = @_;
3627		4060
		4061	IO::AIO::flush;
		4062
3628	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3629	if $make_core;	4064	if $make_core;
3630		4065
3631	my $fh = pidfile;	4066	my $fh = pidfile;
3632	unlink $PIDFILE if <$fh> == $$;	4067	unlink $PIDFILE if <$fh> == $$;
3633	}	4068	}
…		…
3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3654	for my $name (keys %$leaf_symtab) {	4089	for my $name (keys %$leaf_symtab) {
3655	_gv_clear *{"$pkg$name"};	4090	_gv_clear *{"$pkg$name"};
3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3657	}	4092	}
3658	warn "cleared package $pkg\n";#d#
3659	}	4093	}
3660		4094
3661	sub do_reload_perl() {	4095	sub do_reload_perl() {
3662	# can/must only be called in main	4096	# can/must only be called in main
3663	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3664	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3665	return;	4099	return;
3666	}	4100	}
3667		4101
3668	return if $RELOAD++;	4102	return if $RELOAD++;
3669		4103
3670	my $t1 = EV::time;	4104	my $t1 = AE::time;
3671		4105
3672	while ($RELOAD) {	4106	while ($RELOAD) {
3673	warn "reloading...";	4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
3674		4109
3675	warn "entering sync_job";	4110	trace "perl_reload: entering sync_job";
3676		4111
3677	cf::sync_job {	4112	cf::sync_job {
3678	cf::write_runtime_sync; # external watchdog should not bark
3679	cf::emergency_save;	4113	#cf::emergency_save;
3680	cf::write_runtime_sync; # external watchdog should not bark
3681		4114
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";	4115	trace "perl_reload: cancelling all extension coros";
3693	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3694	%EXT_CORO = ();	4117	%EXT_CORO = ();
3695		4118
3696	warn "removing commands";	4119	trace "perl_reload: removing commands";
3697	%COMMAND = ();	4120	%COMMAND = ();
3698		4121
3699	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3700	%EXTCMD = ();	4123	%EXTCMD = ();
3701	%EXTICMD = ();	4124	%EXTICMD = ();
3702		4125
3703	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3704	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3705	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3706		4129
3707	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3708	eval {	4131	eval {
3709	$cb->($pkg);	4132	$cb->($pkg);
3710	1	4133	1
3711	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
3712	}	4135	}
3713		4136
3714	warn "... clearing $pkg";	4137	trace "... clearing $pkg";
3715	clear_package $pkg;	4138	clear_package $pkg;
3716	}	4139	}
3717		4140
3718	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3719	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3721		4144
3722	warn "... unloading $k";	4145	trace "... unloading $k";
3723	delete $INC{$k};	4146	delete $INC{$k};
3724		4147
3725	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3726	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3727		4150
…		…
3730	}	4153	}
3731		4154
3732	clear_package $k;	4155	clear_package $k;
3733	}	4156	}
3734		4157
3735	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3736	clear_package "safe::$_"	4159	clear_package "safe::$_"
3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4160	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3738		4161
3739	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3740	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3741	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3742		4165
3743	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3744	# and global variables created in xs	4167	# and global variables created in xs
3745	#clear_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3746		4169
3747	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3748		4171
3749	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3750	require cf;	4173	require cf;
3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3752		4175
3753	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3754	cf::reload_config;	4177	cf::reload_config;
3755		4178
3756	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3757	cf::load_extensions;	4180	cf::load_extensions;
3758		4181
3759	if ($REATTACH_ON_RELOAD) {	4182	if ($REATTACH_ON_RELOAD) {
3760	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3761	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3762	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3763	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3764	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3765	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
3766	}	4189	}
3767		4190
3768	warn "running post_init jobs";	4191	cf::_post_init 1;
3769	(pop @POST_INIT)->(1) while @POST_INIT;
3770		4192
3771	warn "leaving sync_job";	4193	trace "perl_reload: leaving sync_job";
3772		4194
3773	1	4195	1
3774	} or do {	4196	} or do {
3775	warn $@;	4197	error $@;
3776	cf::cleanup "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3777	};	4199	};
3778		4200
3779	warn "reloaded";
3780	--$RELOAD;	4201	--$RELOAD;
3781	}	4202	}
3782		4203
3783	$t1 = EV::time - $t1;	4204	$t1 = AE::time - $t1;
3784	warn "reload completed in ${t1}s\n";	4205	info "perl_reload: completed in ${t1}s\n";
3785	};	4206	};
3786		4207
3787	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3788		4209
3789	sub reload_perl() {	4210	sub reload_perl() {
…		…
3791	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3792		4213
3793	$RELOAD_WATCHER ||= cf::async {	4214	$RELOAD_WATCHER ||= cf::async {
3794	Coro::AIO::aio_wait cache_extensions;	4215	Coro::AIO::aio_wait cache_extensions;
3795		4216
3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3797	do_reload_perl;	4218	do_reload_perl;
3798	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3799	};	4220	};
3800	};	4221	};
3801	}	4222	}
…		…
3810	reload_perl;	4231	reload_perl;
3811	};	4232	};
3812	}	4233	}
3813	};	4234	};
3814		4235
3815	unshift @INC, $LIBDIR;	4236	#############################################################################
3816		4237
3817	my $bug_warning = 0;	4238	my $bug_warning = 0;
3818		4239
3819	our @WAIT_FOR_TICK;
3820	our @WAIT_FOR_TICK_BEGIN;
3821
3822	sub wait_for_tick {	4240	sub wait_for_tick() {
3823	return if tick_inhibit || $Coro::current == $Coro::main;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3824		4242
3825	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3826	push @WAIT_FOR_TICK, $signal;
3827	$signal->wait;
3828	}	4244	}
3829		4245
3830	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3831	return if tick_inhibit || $Coro::current == $Coro::main;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3832		4248
3833	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3834	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3835	$signal->wait;	4251	$signal->wait;
3836	}	4252	}
…		…
3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3841	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3842	return;	4258	return;
3843	}	4259	}
3844		4260
3845	cf::server_tick; # one server iteration	4261	cf::one_tick; # one server iteration
		4262
		4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3846		4264
3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3849	Coro::async_pool {	4267	Coro::async_pool {
3850	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3851	write_runtime_sync	4269	write_runtime_sync
3852	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3853	};	4271	};
3854	}	4272	}
3855		4273
3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3857	$sig->send;	4275	$sig->send;
3858	}	4276	}
3859	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3860	$sig->send;
3861	}
3862		4278
3863	$LOAD = ($NOW - $TICK_START) / $TICK;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3865		4281
3866	if (0) {	4282	if (0) {
3867	if ($NEXT_TICK) {	4283	if ($NEXT_TICK) {
3868	my $jitter = $TICK_START - $NEXT_TICK;	4284	my $jitter = $TICK_START - $NEXT_TICK;
3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3870	warn "jitter $JITTER\n";#d#	4286	debug "jitter $JITTER\n";#d#
3871	}	4287	}
3872	}	4288	}
3873	}	4289	}
3874		4290
3875	{	4291	{
3876	# configure BDB	4292	# configure BDB
		4293	info "initialising database";
3877		4294
3878	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3879	BDB::max_poll_reqs $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3880	$AnyEvent::BDB::WATCHER->priority (1);	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3881		4298
3882	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3883	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4302	$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 { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3911	};	4328	};
3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3914	};	4331	};
		4332
		4333	info "database initialised";
3915	}	4334	}
3916		4335
3917	{	4336	{
3918	# configure IO::AIO	4337	# configure IO::AIO
3919		4338
		4339	info "initialising aio";
3920	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3921	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3922	undef $AnyEvent::AIO::WATCHER;	4342	undef $AnyEvent::AIO::WATCHER;
		4343	info "aio initialised";
3923	}	4344	}
3924		4345
3925	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3926		4348
3927	sub _log_backtrace {	4349	sub _log_backtrace {
3928	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3929		4351
3930	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3931		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3932	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3933	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3934	++$_log_backtrace;	4360	++$_log_backtrace;
3935	my $perl_bt = Carp::longmess $msg;	4361	my $perl_bt = Carp::longmess $msg;
3936	async {	4362	async {
3937	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
3938		4364
…		…
3958	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3959	--$_log_backtrace;	4385	--$_log_backtrace;
3960	};	4386	};
3961	} else {	4387	} else {
3962	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3963	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3964	}	4390	}
3965	}	4391	}
3966		4392
3967	# load additional modules	4393	# load additional modules
3968	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3969		4396
3970	END { cf::emergency_save }	4397	END { cf::emergency_save }
3971		4398
3972	1	4399	1
3973		4400

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