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Revision 1.455 by root, Sat Sep 27 08:17:40 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
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
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;
		158
		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;
134		164
135	binmode STDOUT;	165	binmode STDOUT;
136	binmode STDERR;	166	binmode STDERR;
137		167
138	# read virtual server time, if available	168	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	170	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
143	}	173	}
144		174
		175	eval "sub TICK() { $TICK } 1" or die;
		176
145	mkdir $_	177	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		179
148	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
149		181
150	sub cf::map::normalise;	182	sub cf::map::normalise;
151		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
152	#############################################################################	188	#############################################################################
153		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
154	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
155		202
156	=over 4	203	=over 4
157		204
158	=item $cf::UPTIME	205	=item $cf::UPTIME
159		206
160	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.
161		223
162	=item $cf::RUNTIME	224	=item $cf::RUNTIME
163		225
164	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
165	every server tick.	227	every server tick.
166		228
167	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
168	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
169	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
170		232
171	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
174	database environment.	236	database environment.
175		237
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	238	=item $cf::LOADAVG
185		239
186	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
197	from wherever your confdir points to.	251	from wherever your confdir points to.
198		252
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		254
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
202	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
205	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
206		277
207	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
208	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
209	that call.	280	that call.
210		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
211	=back	288	=back
212		289
213	=cut	290	=cut
214		291
215	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
216	*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 {
217	my $msg = join "", @_;	299	my $msg = join "", @_;
218		300
219	$msg .= "\n"	301	$msg .= "\n"
220	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
221		303
222	$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;
223		305
224	LOG llevError, $msg;	306	LOG llevWarn, $msg;
225	};	307	};
226	}
227		308
228	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
230		311
231	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	316	return;#d#
234	}#d#	317	}#d#
235		318
236	# kill coroutine otherwise	319	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	320	Coro::terminate
239	};	321	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		322
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	340	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	342	}
263		343
264	$EV::DIED = sub {	344	$EV::DIED = sub {
265	warn "error in event callback: @_";	345	warn "error in event callback: $@";
266	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
267		352
268	#############################################################################	353	#############################################################################
269		354
270	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
271		356
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	378	$d
294	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
295	}	380	}
296		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
297	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
298		435
299	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
300		437
301	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		445
309	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
311		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 $_[0]
		478	}
		479
312	=item cf::post_init { BLOCK }	480	=item cf::post_init { BLOCK }
313		481
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	483	but I<before> the server starts ticking again.
316		484
317	The cdoeblock will have a single boolean argument to indicate whether this	485	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	486	is a reload or not.
319		487
320	=cut	488	=cut
321		489
322	sub post_init(&) {	490	sub post_init(&) {
323	push @POST_INIT, shift;	491	push @POST_INIT, shift;
324	}	492	}
325		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
326	=item cf::lock_wait $string	511	=item cf::lock_wait $string
327		512
328	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
329		514
330	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
331		516
332	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
333	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,
334	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
335	returned.	520	returned.
336		521
337	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
338	deadlocked coro.	523	deadlocked coro.
…		…
344		529
345	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.
346		531
347	=cut	532	=cut
348		533
349	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		535
352	sub lock_wait($) {	536	sub lock_wait($) {
353	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	538	}
367		539
368	sub lock_acquire($) {	540	sub lock_acquire($) {
369	my ($key) = @_;	541	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	542	}
383		543
384	sub lock_active($) {	544	sub lock_active($) {
385	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	546	}
389		547
390	sub freeze_mainloop {	548	sub freeze_mainloop {
391	tick_inhibit_inc;	549	tick_inhibit_inc;
392		550
393	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
394	}	552	}
395		553
396	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
397		555
398	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
399	get spread over timer.	557	get spread over time.
400		558
401	=cut	559	=cut
402		560
403	sub periodic($$) {	561	sub periodic($$) {
404	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
409	}	567	}
410		568
411	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
412		570
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
416		578
417	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
418	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
419		581
420	Useful for short background jobs.	582	Useful for short background jobs.
421		583
422	=cut	584	=cut
423		585
424	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
426		589
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
430		593
431	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
432		596
433	while () {	597	while () {
434	next_job:	598	next_job:
		599
435	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	601
437	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	606	$job->[2]->send;
441	Coro::cede;	607	Coro::cede;
442	goto next_job;	608	goto next_job;
443	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	611	}
445	}	612	}
446		613
447	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
448	# 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
449	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	617	} else {
		618	$busy = 0;
452	Coro::schedule;	619	Coro::schedule;
453	}	620	}
454	}	621	}
455	};	622	};
456		623
457	sub get_slot($;$$) {	624	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
459		626
460	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
461		628
462	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
463	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
464		632
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
493	=cut	661	=cut
494		662
495	sub sync_job(&) {	663	sub sync_job(&) {
496	my ($job) = @_;	664	my ($job) = @_;
497		665
498	if ($Coro::current == $Coro::main) {	666	if (in_main) {
499	my $time = EV::time;	667	my $time = AE::time;
500		668
501	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
503		671
504	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
505		673
506	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
507		675
508	my $busy = 1;	676	my $busy = 1;
509	my @res;	677	my @res;
510		678
511	(async {	679	(async {
512	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	681	@res = eval { $job->() };
514	warn $@ if $@;	682	error $@ if $@;
515	undef $busy;	683	undef $busy;
516	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
517		685
518	while ($busy) {	686	while ($busy) {
519	if (Coro::nready) {	687	if (Coro::nready) {
…		…
521	} else {	689	} else {
522	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
523	}	691	}
524	}	692	}
525		693
526	my $time = EV::time - $time;	694	my $time = AE::time - $time;
527		695
528	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
529		697
530	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
531	} else {	699	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
554		722
555	$coro	723	$coro
556	}	724	}
557		725
558	=item fork_call { }, $args	726	=item fork_call { }, @args
559		727
560	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
564		732
565	=cut	733	=cut
566		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
567	sub fork_call(&@) {	739	sub fork_call(&@) {
568	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
569		741
570	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
573		745
574	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
575	reset_signals;	747	cf::post_fork;
576	&$cb	748	&$cb
577	}, @args;	749	} @args;
578		750
579	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	)
580	}	763	}
581		764
582	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
583		766
584	=cut	767	=cut
…		…
621	within each server.	804	within each server.
622		805
623	=cut	806	=cut
624		807
625	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
626	my ($name) = @_;	812	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
628		814
629	eval {	815	eval {
630	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
640	}	826	}
641		827
642	our $DB;	828	our $DB;
643		829
644	sub db_init {	830	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	831	$DB ||= db_table "db";
647	};
648	}	832	}
649		833
650	sub db_get($$) {	834	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
652		836
653	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
654	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
655		841
656	$! ? ()	842	$! ? ()
657	: $data	843	: $data
658	}
659	}	844	}
660		845
661	sub db_put($$$) {	846	sub db_put($$$) {
662	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		876
692	my @data;	877	my @data;
693	my $md5;	878	my $md5;
694		879
695	for (0 .. $#$src) {	880	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	882	}
699		883
700	# if processing is expensive, check	884	# if processing is expensive, check
701	# checksum first	885	# checksum first
702	if (1) {	886	if (1) {
…		…
719		903
720	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
721	my $data = $process->(\@data);	905	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
723		907
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		909
726	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
729		913
…		…
739		923
740	=cut	924	=cut
741		925
742	sub datalog($@) {	926	sub datalog($@) {
743	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	929	}
746		930
747	=back	931	=back
748		932
749	=cut	933	=cut
…		…
944		1128
945	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1131
948	} elsif (ref $type) {	1132	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
950		1134
951	} else {	1135	} else {
952	shift @arg;	1136	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
954	}	1138	}
955	}	1139	}
956	}	1140	}
957		1141
958	sub _object_attach {	1142	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
969	}	1153	}
970		1154
971	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
972	} else {	1156	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1158	}
975		1159
976	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
977	}	1161	}
978		1162
…		…
1037		1221
1038	for (@$callbacks) {	1222	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1040		1224
1041	if ($@) {	1225	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1227	override;
1045	}	1228	}
1046		1229
1047	return 1 if $override;	1230	return 1 if $override;
1048	}	1231	}
…		…
1127	for (@$attach) {	1310	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1130	}	1313	}
1131	} else {	1314	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1316	}
1134	}	1317	}
1135	}	1318	}
1136		1319
1137	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1165		1348
1166	sync_job {	1349	sync_job {
1167	if (length $$rdata) {	1350	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1171		1355
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	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	}
1176	aio_close $fh;	1363	aio_close $fh;
1177		1364
1178	if (@$objs) {	1365	if (@$objs) {
1179	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) {
1180	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1183	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	}
1184	aio_close $fh;	1374	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1376	}
1187	} else {	1377	} else {
1188	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1189	}	1379	}
1190		1380
1191	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1385	} else {
1193	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1194	}	1387	}
1195	} else {	1388	} else {
1196	aio_unlink $filename;	1389	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1198	}	1391	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1416	$av = $st->{objs};
1224	}	1417	}
1225		1418
1226	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1229		1423
1230	($data, $av)	1424	($data, $av)
1231	}	1425	}
1232		1426
1233	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1289	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1290		1484
1291	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1292	}	1486	}
1293		1487
		1488	use File::Glob ();
		1489
1294	cf::player->attach (	1490	cf::player->attach (
1295	on_command => sub {	1491	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1297		1493
1298	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1299	or return;	1495	or return;
1300		1496
…		…
1308	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1309		1505
1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1311		1507
1312	if (ref $msg) {	1508	if (ref $msg) {
1313	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1314	"ARRAY" eq ref $msg
1315	? @$msg
1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1317		1510
1318	my @reply;	1511	my @reply;
1319		1512
1320	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1321	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1323		1516
1324	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1325	if $reply;	1518	if $reply;
1326		1519
1327	} else {	1520	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1522	}
1330		1523
1331	cf::override;	1524	cf::override;
1332	},	1525	},
1333	);	1526	);
1334		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		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
1335	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1336	cf::sync_job {	1557	cf::sync_job {
1337	my %todo;	1558	my %todo;
1338		1559
1339	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1561	next unless -r $path;
…		…
1358		1579
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1582
1362	$ext{source} =	1583	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1365	. $source	1586	. $source
1366	. "\n};\n1";	1587	. "\n};\n1";
1367		1588
1368	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1369	}	1590	}
1370		1591
		1592	my $pass = 0;
1371	my %done;	1593	my %done;
1372	while (%todo) {	1594	while (%todo) {
1373	my $progress;	1595	my $progress;
1374		1596
		1597	++$pass;
		1598
		1599	ext:
1375	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1602	next ext
1378	unless exists $done{$_};	1603	unless exists $done{$_};
1379	}	1604	}
1380		1605
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1607
1383	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 $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1621
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1623	if exists $v->{meta}{mandatory};
1391		1624
1392	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;
1393	}	1634	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1635	}
1399		1636
1400	skip:	1637	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	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	}
1403	}	1647	}
1404	};	1648	};
1405	}	1649	}
1406		1650
1407	#############################################################################	1651	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1492	}	1736	}
1493	}	1737	}
1494	}	1738	}
1495		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1496	sub save($) {	1753	sub save($) {
1497	my ($pl) = @_;	1754	my ($pl) = @_;
1498		1755
1499	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1500		1757
…		…
1505		1762
1506	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1508		1765
1509	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];
1510		1770
1511	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1772	cf::cede_to_tick;
1513	}	1773	}
1514		1774
…		…
1548	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1549		1809
1550	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1551	$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
1552		1812
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1814	$pl->deactivate;
		1815
1555	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;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1558	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1559		1821
1560	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1616	\@logins	1878	\@logins
1617	}	1879	}
1618		1880
1619	=item $player->maps	1881	=item $player->maps
1620		1882
		1883	=item cf::player::maps $login
		1884
1621	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1622	player. May block.	1886	player. May block.
1623		1887
1624	=cut	1888	=cut
1625		1889
…		…
1687	=cut	1951	=cut
1688		1952
1689	sub find_by_path($) {	1953	sub find_by_path($) {
1690	my ($path) = @_;	1954	my ($path) = @_;
1691		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1692	my ($match, $specificity);	1958	my ($match, $specificity);
1693		1959
1694	for my $region (list) {	1960	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1696	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1724	sub generate_random_map {	1990	sub generate_random_map {
1725	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1726		1992
1727	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
1728		1994
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	1996	}
1744		1997
1745	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1746		1999
1747	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
…		…
1752		2005
1753	sub register {	2006	sub register {
1754	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2008	my $pkg = caller;
1756		2009
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2011
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2013	}
1762		2014
1763	# also paths starting with '/'	2015	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2017
1766	sub thawer_merge {	2018	sub thawer_merge {
1767	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1768		2020
1769	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1774	}	2026	}
1775		2027
1776	sub normalise {	2028	sub normalise {
1777	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1778		2030
1779	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1780		2032
1781	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1782		2034
1783	# map plan:	2035	# map plan:
1784	#	2036	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2052	$path = "$base/$path";
1801	}	2053	}
1802		2054
1803	for ($path) {	2055	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1807	}	2058	}
1808		2059
1809	$path	2060	$path
…		…
1823	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1824	return $self;	2075	return $self;
1825	}	2076	}
1826	}	2077	}
1827		2078
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2080	()
1830	}	2081	}
1831		2082
		2083	# may re-bless or do other evil things
1832	sub init {	2084	sub init {
1833	my ($self) = @_;	2085	my ($self) = @_;
1834		2086
1835	$self	2087	$self
1836	}	2088	}
…		…
1867		2119
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1870	}	2122	}
1871		2123
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2124	sub decay_objects {
1882	my ($self) = @_;	2125	my ($self) = @_;
1883		2126
1884	return if $self->{deny_reset};	2127	return if $self->{deny_reset};
1885		2128
…		…
1910	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1911		2154
1912	1	2155	1
1913	}	2156	}
1914		2157
		2158	# used to laod the header of an original map
1915	sub load_header_orig {	2159	sub load_header_orig {
1916	my ($self) = @_;	2160	my ($self) = @_;
1917		2161
1918	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1919	}	2163	}
1920		2164
		2165	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2166	sub load_header_temp {
1922	my ($self) = @_;	2167	my ($self) = @_;
1923		2168
1924	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1925	}	2170	}
1926		2171
		2172	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2173	sub prepare_temp {
1928	my ($self) = @_;	2174	my ($self) = @_;
1929		2175
1930	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1932	# safety	2178	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2181	}
1936		2182
		2183	# called after loading the header from an original map
1937	sub prepare_orig {	2184	sub prepare_orig {
1938	my ($self) = @_;	2185	my ($self) = @_;
1939		2186
1940	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2212
1966	sub find;	2213	sub find;
1967	sub find {	2214	sub find {
1968	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1969		2216
		2217	cf::cede_to_tick;
		2218
1970	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1971		2220
1972	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2223
1975	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1980	or return;	2226	or return;
1981		2227
1982	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1983		2229
…		…
1995		2241
1996	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1997	}	2243	}
1998	}	2244	}
1999		2245
2000	sub pre_load { }	2246	sub pre_load { }
2001	sub post_load { }	2247	#sub post_load { } # XS
2002		2248
2003	sub load {	2249	sub load {
2004	my ($self) = @_;	2250	my ($self) = @_;
2005		2251
2006	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2255
2010	{	2256	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2012		2258
2013	return unless $self->valid;	2259	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2261
2018	$self->alloc;	2262	$self->alloc;
2019		2263
2020	$self->pre_load;	2264	$self->pre_load;
2021	cf::cede_to_tick;	2265	cf::cede_to_tick;
2022		2266
		2267	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2269	$f->skip_block;
2025	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2026	or return;	2271	or return;
2027		2272
2028	$self->post_load_original	2273	$self->post_load_original
2029	if delete $self->{load_original};	2274	if delete $self->{load_original};
2030		2275
2031	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2277	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2280	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2038	}	2284	}
2039	}	2285	}
2040	}
2041		2286
2042	$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);
2043		2294
2044	cf::cede_to_tick;	2295	cf::cede_to_tick;
2045	# now do the right thing for maps	2296	# now do the right thing for maps
2046	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2303	$self->decay_objects;
2053	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2054	$self->update_buttons;	2305	$self->update_buttons;
2055	cf::cede_to_tick;	2306	cf::cede_to_tick;
2056	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2308	}
2060		2309
2061	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2312	}
2066		2313
2067	$self->post_load;	2314	$self->post_load;
2068	}
2069		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2322	sub customise_for {
2071	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2072		2324
2073	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2326	if $self->per_player;
…		…
2077	# if $self->per_party;	2329	# if $self->per_party;
2078		2330
2079	$self	2331	$self
2080	}	2332	}
2081		2333
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2334	sub find_sync {
2109	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2110		2336
2111	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, $origin
2112	}	2342	}
2113		2343
2114	sub do_load_sync {	2344	sub do_load_sync {
2115	my ($map) = @_;	2345	my ($map) = @_;
2116		2346
		2347	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2119		2350
2120	cf::sync_job { $map->load };	2351	$map->load;
2121	}	2352	}
2122		2353
2123	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2125		2356
2126	sub find_async {	2357	sub find_async {
2127	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2128		2359
2129	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2130		2361
2131	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2133	}	2364	}
2134		2365
2135	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2136		2367
2137	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2152		2383
2153	()	2384	()
2154	}	2385	}
2155		2386
		2387	# common code, used by both ->save and ->swapout
2156	sub save {	2388	sub _save {
2157	my ($self) = @_;	2389	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2390
2161	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2162		2392
2163	return unless $self->dirty;	2393	return unless $self->dirty;
2164		2394
…		…
2184	} else {	2414	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2416	}
2187	}	2417	}
2188		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2189	sub swap_out {	2427	sub swap_out {
2190	my ($self) = @_;	2428	my ($self) = @_;
2191		2429
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2197	return if $self->players;	2434	return if $self->players;
2198	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
2199	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2200		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
2201	$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};
2202		2486
2203	$self->deactivate;	2487	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2489	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2490
2251	$self->unlink_save;	2491	$self->unlink_save;
2252	$self->destroy;	2492	$self->destroy;
2253	}	2493	}
2254		2494
…		…
2262		2502
2263	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2264		2504
2265	$self->unlink_save;	2505	$self->unlink_save;
2266		2506
2267	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2512
…		…
2329	: normalise $_	2569	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2571	]
2332	}	2572	}
2333		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
2334	=back	2606	=back
2335		2607
2336	=head3 cf::object	2608	=head3 cf::object
2337		2609
2338	=cut	2610	=cut
…		…
2403		2675
2404	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2405	id => "say",	2677	id => "say",
2406	title => "Map",	2678	title => "Map",
2407	reply => "say ",	2679	reply => "say ",
2408	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.",
2409	};	2681	};
2410		2682
2411	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2412	id => "chat",	2684	id => "chat",
2413	title => "Chat",	2685	title => "Chat",
…		…
2470		2742
2471	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}>).
2472		2744
2473	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.
2474	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,
2475	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
2476	map.	2748	map.
2477		2749
2478	Will never block.	2750	Will never block.
2479		2751
2480	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2774	my ($self) = @_;
2503		2775
2504	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2505		2777
		2778	++$self->{_link_recursion};
		2779
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2781
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2510		2784
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2786	}
2513		2787
2514	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2516		2790
…		…
2533	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2535		2809
2536	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2539		2813
2540	$map->load;	2814	$map->load;
2541	$map->load_neighbours;
2542		2815
2543	return unless $self->contr->active;	2816	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2817
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2549	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2550		2825
		2826	}
		2827
2551	=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)]])
2552		2829
2553	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
2554	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2840
2564	our $GOTOGEN;	2841	our $GOTOGEN;
2565		2842
2566	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2567	my ($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	}
2568		2851
2569	# 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
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2854
2572	$self->enter_link;	2855	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2593	}	2876	}
2594	}	2877	}
2595		2878
2596	my $map = eval {	2879	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2881
2599	if ($map) {	2882	if ($map) {
2600	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2885	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2887	}
2605		2888
2606	$map	2889	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2617	}	2900	}
2618		2901
2619	$done->() if $done;	2902	$done->($self) if $done;
2620	})->prio (1);	2903	})->prio (1);
2621	}	2904	}
2622		2905
2623	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2624		2907
…		…
2692	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2693		2976
2694	unless (eval {	2977	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2696		2979
2697	# random map handling
2698	{
2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701	prepare_random_map $exit
2702	if $exit->slaying eq "/!";
2703	}
2704
2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2707	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	}
2708		3006
2709	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2710		3008
2711	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "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. "
2719	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2721		3019
2722	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	3021	$self->leave_link;
2724	}	3022	}
2725	})->prio (1);	3023	})->prio (1);
2726	}	3024	}
2727		3025
…		…
2739	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2740	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2741		3039
2742	utf8::encode $text;	3040	utf8::encode $text;
2743	$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);
2744	}	3067	}
2745		3068
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3070
2748	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
…		…
2752		3075
2753	=cut	3076	=cut
2754		3077
2755	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2756	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	},
2757	"c/identify" => {	3086	"c/identify" => {
2758	id => "infobox",	3087	id => "infobox",
2759	title => "Identify",	3088	title => "Identify",
2760	reply => undef,	3089	reply => undef,
2761	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3092	"c/examine" => {
2764	id => "infobox",	3093	id => "infobox",
2765	title => "Examine",	3094	title => "Examine",
2766	reply => undef,	3095	reply => undef,
2767	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",
2768	},	3103	},
2769	"c/book" => {	3104	"c/book" => {
2770	id => "infobox",	3105	id => "infobox",
2771	title => "Book",	3106	title => "Book",
2772	reply => undef,	3107	reply => undef,
…		…
2788	id => "infobox",	3123	id => "infobox",
2789	title => "Body Parts",	3124	title => "Body Parts",
2790	reply => undef,	3125	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2792	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
2793	"c/skills" => {	3134	"c/skills" => {
2794	id => "infobox",	3135	id => "infobox",
2795	title => "Skills",	3136	title => "Skills",
2796	reply => undef,	3137	reply => undef,
2797	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",
2798	},	3163	},
2799	"c/uptime" => {	3164	"c/uptime" => {
2800	id => "infobox",	3165	id => "infobox",
2801	title => "Uptime",	3166	title => "Uptime",
2802	reply => undef,	3167	reply => undef,
…		…
2812	id => "party",	3177	id => "party",
2813	title => "Party",	3178	title => "Party",
2814	reply => "gsay ",	3179	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2816	},	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" => $CHAT_CHANNEL,
2817	);	3190	);
2818		3191
2819	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3194
…		…
2826		3199
2827	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2830		3203
2831	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3205	$channel = $channel->{id};
2835		3206
2836	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3212	}
2843		3213
2844	$channel = $channel->{id};	3214	$channel = $channel->{id};
2845	}	3215	}
2846		3216
2847	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2848		3218
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3219	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2853		3222
2854	my $pkt = "msg "	3223	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3226	);
2858		3227
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3228	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3229	}
2896		3230
2897	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2898		3232
2899	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2901	=cut	3235	=cut
2902		3236
2903	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2905		3239
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}	3241	}
2913		3242
2914	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2915		3244
2916	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2918	=cut	3247	=cut
2919		3248
2920	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2922		3251
2923	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}	3253	}
2931		3254
2932	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2933		3256
2934	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2989	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2990		3313
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3315
2993	if (ref $msg) {	3316	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2995	"ARRAY" eq ref $msg
2996	? @$msg
2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2998		3318
2999	my @reply;	3319	my @reply;
3000		3320
3001	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
3002	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
3004		3324
3005	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
3006	if $reply;	3326	if $reply;
3007		3327
3008	} else {	3328	} else {
3009	warn "client " . ($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";
3010	}	3330	}
3011		3331
3012	cf::override;	3332	cf::override;
3013	},	3333	},
3014	);	3334	);
…		…
3034		3354
3035	$coro	3355	$coro
3036	}	3356	}
3037		3357
3038	cf::client->attach (	3358	cf::client->attach (
3039	on_destroy => sub {	3359	on_client_destroy => sub {
3040	my ($ns) = @_;	3360	my ($ns) = @_;
3041		3361
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3363	},
3044	);	3364	);
…		…
3060	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
3061		3381
3062	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
3063		3383
3064	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
3067	sort time	3387	sort time
3068	));	3388	));
3069		3389
3070	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3075		3395
3076	cf::object	3396	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3398	insert remove name archname title slaying race decrease split
		3399	value
3079		3400
3080	cf::object::player	3401	cf::object::player
3081	player	3402	player
3082		3403
3083	cf::player	3404	cf::player
…		…
3089	=cut	3410	=cut
3090		3411
3091	for (	3412	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3098	) {	3419	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3422	for @funs;
3103	}	3423	}
3104		3424
…		…
3119		3439
3120	my $qcode = $code;	3440	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3123		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3124	local $_;	3447	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3448
3127	my $eval =	3449	my $eval =
3128	"do {\n"	3450	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3453	. $code
3132	. "\n}"	3454	. "\n}"
3133	;	3455	;
3134		3456
		3457	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3138		3466
3139	if ($@) {	3467	if ($@) {
3140	warn "$@";	3468	warn "$@",
3141	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3143	}	3471	}
3144		3472
3145	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3146	}	3474	}
3147		3475
…		…
3161	=cut	3489	=cut
3162		3490
3163	sub register_script_function {	3491	sub register_script_function {
3164	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3165		3493
3166	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3168	}	3496	}
3169		3497
3170	=back	3498	=back
3171		3499
3172	=cut	3500	=cut
3173		3501
3174	#############################################################################	3502	#############################################################################
3175	# 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	$idx
		3527	}
3176		3528
3177	sub load_facedata($) {	3529	sub load_facedata($) {
3178	my ($path) = @_;	3530	my ($path) = @_;
3179		3531
3180	# 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
3181	# for this (global event?)	3533	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3183		3535
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3537
3186	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3187		3539
3188	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3541
3194	$facedata->{version} == 2	3542	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3196		3544
3197	# patch in the exptable
3198	$facedata->{resource}{"res/exp_table"} = {
3199	type => FT_RSRC,
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3201	};
3202	cf::cede_to_tick;	3545	cf::cede_to_tick;
3203		3546
3204	{	3547	{
3205	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3206		3549
3207	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3553
3210	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3213	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}} = $idx;#d#
3214		3560
3215	cf::cede_to_tick;	3561	cf::cede_to_tick;
3216	}	3562	}
3217		3563
3218	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3223		3569
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3573	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3575	}
3230		3576
3231	cf::cede_to_tick;	3577	cf::cede_to_tick;
3232	}	3578	}
3233	}	3579	}
…		…
3242		3588
3243	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3244	}	3590	}
3245		3591
3246	{	3592	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3250		3594
3251	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3252	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
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3599
3256	if ($info->{type} & 1) {
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	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#
3271	} else {	3604	} else {
3272	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3273	}	3606	}
3274		3607
3275	cf::cede_to_tick;	3608	cf::cede_to_tick;
3276	}	3609	}
3277	}	3610	}
3278		3611
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3613
3281	1	3614	1
3282	}	3615	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3616
3304	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3306		3619
3307	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
…		…
3315	my $status = load_resource_file_ $_[0];	3628	my $status = load_resource_file_ $_[0];
3316	get_slot 0.1, 100;	3629	get_slot 0.1, 100;
3317	cf::arch::commit_load;	3630	cf::arch::commit_load;
3318		3631
3319	$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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
3320	}	3646	}
3321		3647
3322	sub reload_regions {	3648	sub reload_regions {
3323	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3324	# for this (global event?)	3650	# for this (global event?)
…		…
3339	}	3665	}
3340		3666
3341	sub reload_archetypes {	3667	sub reload_archetypes {
3342	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
		3670
		3671	add_face "res/skill_info" => FT_RSRC,
		3672	JSON::XS->new->utf8->canonical->encode (
		3673	[map [cf::arch::skillvec ($_)->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 ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3344	}	3679	}
3345		3680
3346	sub reload_treasures {	3681	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3349	}	3684	}
3350		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
3351	sub reload_resources {	3761	sub reload_resources {
3352	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3353		3763
		3764	reload_materials;
3354	reload_facedata;	3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
3355	reload_archetypes;	3768	reload_archetypes;
3356	reload_regions;	3769	reload_regions;
3357	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3358		3772
3359	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3360	}	3774	}
3361		3775
3362	sub reload_config {	3776	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3364	or return;
3365		3778
3366	local $/;	3779	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3368		3782
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3784
3371	$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};
3372	$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};
3373		3787
3374	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3397		3811
3398	seek $fh, 0, 0;	3812	seek $fh, 0, 0;
3399	print $fh $$;	3813	print $fh $$;
3400	}	3814	}
3401		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
3402	sub main {	3825	sub main {
3403	cf::init_globals; # initialise logging	3826	cf::init_globals; # initialise logging
3404		3827
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	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.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409		3832
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3834
3418	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3420	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#
3421	(async {	3838	(async {
3422	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3423	EV::loop EV::LOOP_ONESHOT;	3840	EV::loop EV::LOOP_ONESHOT;
3424	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3425	};	3842	};
3426		3843
3427	evthread_start IO::AIO::poll_fileno;	3844	evthread_start IO::AIO::poll_fileno;
3428		3845
3429	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
3430	reload_resources;	3857	reload_resources;
3431	reload_config;	3858	reload_config;
3432	db_init;
3433		3859
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3860	cf::init_uuid;
3437	cf::init_signals;	3861	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3862	cf::init_skills;
3440		3863
3441	cf::init_beforeplay;	3864	cf::init_beforeplay;
3442		3865
3443	atomic;	3866	atomic;
…		…
3445	load_extensions;	3868	load_extensions;
3446		3869
3447	utime time, time, $RUNTIMEFILE;	3870	utime time, time, $RUNTIMEFILE;
3448		3871
3449	# no (long-running) fork's whatsoever before this point(!)	3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
3450	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};
3451		3875
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3876	cf::_post_init 0;
3453	};	3877	};
3454		3878
3455	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;
3456	}	3887	}
3457		3888
3458	#############################################################################	3889	#############################################################################
3459	# initialisation and cleanup	3890	# initialisation and cleanup
3460		3891
3461	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3462	BEGIN {	3893	BEGIN {
3463	our %SIGWATCHER = ();	3894	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3467	};	3898	};
3468	}	3899	}
3469	}	3900	}
3470		3901
3471	sub write_runtime_sync {	3902	sub write_runtime_sync {
		3903	my $t0 = AE::time;
		3904
3472	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3474		3907
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		3909
3477	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3478		3911
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	3913	or return;
3481		3914
3482	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	3930	or return;
3498		3931
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	3933	and return;
3501		3934
3502	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		3936
3504	1	3937	1
3505	}	3938	}
3506		3939
3507	our $uuid_lock;	3940	our $uuid_lock;
…		…
3519	or return;	3952	or return;
3520		3953
3521	my $value = uuid_seq uuid_cur;	3954	my $value = uuid_seq uuid_cur;
3522		3955
3523	unless ($value) {	3956	unless ($value) {
3524	warn "cowardly refusing to write zero uuid value!\n";	3957	info "cowardly refusing to write zero uuid value!\n";
3525	return;	3958	return;
3526	}	3959	}
3527		3960
3528	my $value = uuid_str $value + $uuid_skip;	3961	my $value = uuid_str $value + $uuid_skip;
3529	$uuid_skip = 0;	3962	$uuid_skip = 0;
…		…
3539	or return;	3972	or return;
3540		3973
3541	aio_rename "$uuid~", $uuid	3974	aio_rename "$uuid~", $uuid
3542	and return;	3975	and return;
3543		3976
3544	warn "uuid file written ($value).\n";	3977	trace "uuid file written ($value).\n";
3545		3978
3546	1	3979	1
3547		3980
3548	}	3981	}
3549		3982
…		…
3555	}	3988	}
3556		3989
3557	sub emergency_save() {	3990	sub emergency_save() {
3558	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3559		3992
3560	warn "enter emergency perl save\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;
3561		3999
3562	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3563	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3564	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3565	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3566	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3567	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3568	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3569	$pl->valid or next;	4009	$pl->valid or next;
3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3571	$pl->save;	4011	$pl->save;
3572	}	4012	}
3573	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3574		4014
3575	warn "begin emergency map save\n";	4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
		4017	info "emergency_perl_save: begin map save\n";
3576	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3577	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3578	$map->valid or next;	4020	$map->valid or next;
3579	$map->save;	4021	$map->save;
3580	}	4022	}
3581	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3582		4024
3583	warn "begin emergency database checkpoint\n";	4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
		4027	info "emergency_perl_save: begin database checkpoint\n";
3584	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3585	warn "end emergency database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
3586		4030
3587	warn "begin write uuid\n";	4031	info "emergency_perl_save: begin write uuid\n";
3588	write_uuid_sync 1;	4032	write_uuid_sync 1;
3589	warn "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 $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3590	};	4053	};
3591		4054
3592	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3593	}	4056	}
3594		4057
3595	sub post_cleanup {	4058	sub post_cleanup {
3596	my ($make_core) = @_;	4059	my ($make_core) = @_;
3597		4060
		4061	IO::AIO::flush;
		4062
3598	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	4064	if $make_core;
3600		4065
3601	my $fh = pidfile;	4066	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	4067	unlink $PIDFILE if <$fh> == $$;
3603	}	4068	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	4089	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	4090	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4092	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4093	}
3630		4094
3631	sub do_reload_perl() {	4095	sub do_reload_perl() {
3632	# can/must only be called in main	4096	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3634	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3635	return;	4099	return;
3636	}	4100	}
3637		4101
3638	return if $RELOAD++;	4102	return if $RELOAD++;
3639		4103
		4104	my $t1 = AE::time;
		4105
3640	while ($RELOAD) {	4106	while ($RELOAD) {
3641	warn "reloading...";	4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
3642		4109
3643	warn "entering sync_job";	4110	trace "perl_reload: entering sync_job";
3644		4111
3645	cf::sync_job {	4112	cf::sync_job {
3646	cf::write_runtime_sync; # external watchdog should not bark
3647	cf::emergency_save;	4113	#cf::emergency_save;
3648	cf::write_runtime_sync; # external watchdog should not bark
3649		4114
3650	warn "syncing database to disk";
3651	BDB::db_env_txn_checkpoint $DB_ENV;
3652
3653	# if anything goes wrong in here, we should simply crash as we already saved
3654
3655	warn "flushing outstanding aio requests";
3656	while (IO::AIO::nreqs || BDB::nreqs) {
3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3658	}
3659
3660	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3661	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3662	%EXT_CORO = ();	4117	%EXT_CORO = ();
3663		4118
3664	warn "removing commands";	4119	trace "perl_reload: removing commands";
3665	%COMMAND = ();	4120	%COMMAND = ();
3666		4121
3667	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3668	%EXTCMD = ();	4123	%EXTCMD = ();
3669	%EXTICMD = ();	4124	%EXTICMD = ();
3670		4125
3671	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3672	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3673	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3674		4129
3675	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3676	eval {	4131	eval {
3677	$cb->($pkg);	4132	$cb->($pkg);
3678	1	4133	1
3679	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
3680	}	4135	}
3681		4136
3682	warn "... clearing $pkg";	4137	trace "... clearing $pkg";
3683	clear_package $pkg;	4138	clear_package $pkg;
3684	}	4139	}
3685		4140
3686	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3687	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689		4144
3690	warn "... unloading $k";	4145	trace "... unloading $k";
3691	delete $INC{$k};	4146	delete $INC{$k};
3692		4147
3693	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3694	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3695		4150
…		…
3698	}	4153	}
3699		4154
3700	clear_package $k;	4155	clear_package $k;
3701	}	4156	}
3702		4157
3703	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3704	clear_package "safe::$_"	4159	clear_package "safe::$_"
3705	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);
3706		4161
3707	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3708	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3709	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3710		4165
3711	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3712	# and global variables created in xs	4167	# and global variables created in xs
3713	#clear_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3714		4169
3715	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3716		4171
3717	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3718	require cf;	4173	require cf;
3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3720		4175
3721	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3722	cf::reload_config;	4177	cf::reload_config;
3723		4178
3724	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3725	cf::load_extensions;	4180	cf::load_extensions;
3726		4181
		4182	if ($REATTACH_ON_RELOAD) {
3727	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3728	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3729	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3730	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3731	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3732	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3733		4190
3734	warn "running post_load";	4191	cf::_post_init 1;
3735	(pop @POST_INIT)->(1) while @POST_INIT;
3736		4192
3737	warn "leaving sync_job";	4193	trace "perl_reload: leaving sync_job";
3738		4194
3739	1	4195	1
3740	} or do {	4196	} or do {
3741	warn $@;	4197	error $@;
3742	cf::cleanup "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3743	};	4199	};
3744		4200
3745	warn "reloaded";
3746	--$RELOAD;	4201	--$RELOAD;
3747	}	4202	}
		4203
		4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3748	};	4206	};
3749		4207
3750	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3751		4209
3752	sub reload_perl() {	4210	sub reload_perl() {
3753	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3754	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3755		4213
		4214	$RELOAD_WATCHER ||= cf::async {
		4215	Coro::AIO::aio_wait cache_extensions;
		4216
3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3757	do_reload_perl;	4218	do_reload_perl;
3758	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
		4220	};
3759	};	4221	};
3760	}	4222	}
3761		4223
3762	register_command "reload" => sub {	4224	register_command "reload" => sub {
3763	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
…		…
3769	reload_perl;	4231	reload_perl;
3770	};	4232	};
3771	}	4233	}
3772	};	4234	};
3773		4235
3774	unshift @INC, $LIBDIR;	4236	#############################################################################
3775		4237
3776	my $bug_warning = 0;	4238	my $bug_warning = 0;
3777		4239
3778	our @WAIT_FOR_TICK;
3779	our @WAIT_FOR_TICK_BEGIN;
3780
3781	sub wait_for_tick {	4240	sub wait_for_tick() {
3782	return if tick_inhibit || $Coro::current == $Coro::main;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3783		4242
3784	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3785	push @WAIT_FOR_TICK, $signal;
3786	$signal->wait;
3787	}	4244	}
3788		4245
3789	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3790	return if tick_inhibit || $Coro::current == $Coro::main;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3791		4248
3792	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3793	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3794	$signal->wait;	4251	$signal->wait;
3795	}	4252	}
…		…
3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3800	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3801	return;	4258	return;
3802	}	4259	}
3803		4260
3804	cf::server_tick; # one server iteration	4261	cf::one_tick; # one server iteration
		4262
		4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3805		4264
3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3807	$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.;
3808	Coro::async_pool {	4267	Coro::async_pool {
3809	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3810	write_runtime_sync	4269	write_runtime_sync
3811	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3812	};	4271	};
3813	}	4272	}
3814		4273
3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3816	$sig->send;	4275	$sig->send;
3817	}	4276	}
3818	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3819	$sig->send;
3820	}
3821		4278
3822	$LOAD = ($NOW - $TICK_START) / $TICK;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3824		4281
3825	if (0) {	4282	if (0) {
3826	if ($NEXT_TICK) {	4283	if ($NEXT_TICK) {
3827	my $jitter = $TICK_START - $NEXT_TICK;	4284	my $jitter = $TICK_START - $NEXT_TICK;
3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829	warn "jitter $JITTER\n";#d#	4286	debug "jitter $JITTER\n";#d#
3830	}	4287	}
3831	}	4288	}
3832	}	4289	}
3833		4290
3834	{	4291	{
3835	# configure BDB	4292	# configure BDB
		4293	info "initialising database";
3836		4294
3837	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3838	BDB::max_poll_reqs $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3839	$AnyEvent::BDB::WATCHER->priority (1);	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3840		4298
3841	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3842	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3844	$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;
…		…
3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3870	};	4328	};
3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3873	};	4331	};
		4332
		4333	info "database initialised";
3874	}	4334	}
3875		4335
3876	{	4336	{
3877	# configure IO::AIO	4337	# configure IO::AIO
3878		4338
		4339	info "initialising aio";
3879	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3880	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3881	undef $AnyEvent::AIO::WATCHER;	4342	undef $AnyEvent::AIO::WATCHER;
		4343	info "aio initialised";
3882	}	4344	}
3883		4345
3884	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3885		4348
3886	sub _log_backtrace {	4349	sub _log_backtrace {
3887	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3888		4351
3889	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3890		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3891	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3892	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3893	++$_log_backtrace;	4360	++$_log_backtrace;
3894	my $perl_bt = Carp::longmess $msg;	4361	my $perl_bt = Carp::longmess $msg;
3895	async {	4362	async {
3896	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
3897		4364
…		…
3917	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3918	--$_log_backtrace;	4385	--$_log_backtrace;
3919	};	4386	};
3920	} else {	4387	} else {
3921	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3922	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3923	}	4390	}
3924	}	4391	}
3925		4392
3926	# load additional modules	4393	# load additional modules
3927	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3928		4396
3929	END { cf::emergency_save }	4397	END { cf::emergency_save }
3930		4398
3931	1	4399	1
3932		4400

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