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Revision 1.448 by root, Fri Sep 19 05:30:23 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
…		…
66	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
68		73
69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
70		75
71	{	76	# make sure c-lzf reinitialises itself
72	# very ugly, but ensure we acquire the storable lock
73
74	sub net_mstore {
75	my $guard = Coro::Storable::guard;
76	&Storable::net_mstore
77	}
78
79	sub mretrieve {
80	my $guard = Coro::Storable::guard;
81	&Storable::mretrieve
82	}
83
84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";	77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
85	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
86	}	79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
87		82
88	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;
89		86
90	our %COMMAND = ();	87	our %COMMAND = ();
91	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
92		89
93	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
94	our %EXTCMD = ();	91	our %EXTCMD = ();
95	our %EXTICMD = ();	92	our %EXTICMD = ();
96	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
97	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
98		95
99	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
100	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
101		100
102	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
103	our $DATADIR = datadir;	103	our $DATADIR = datadir;
104	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
105	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
106	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
107	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
108	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
111	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
112	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
113	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
114	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
115		116
116	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;
117		124
118	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
120	our $NEXT_TICK;	127	our $NEXT_TICK;
121	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
122		129
123	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
124	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
125	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
126	our $DB_ENV;	133	our $DB_ENV;
127		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
128	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
129		139
130	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
131	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
132	our $NOW;	143	our $NOW;
133		144
134	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
135	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
136	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
140		151
141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
142	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
143	our $JITTER; # average jitter	154	our $JITTER; # average jitter
144	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		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;
145		164
146	binmode STDOUT;	165	binmode STDOUT;
147	binmode STDERR;	166	binmode STDERR;
148		167
149	# read virtual server time, if available	168	# read virtual server time, if available
…		…
151	open my $fh, "<", $RUNTIMEFILE	170	open my $fh, "<", $RUNTIMEFILE
152	or die "unable to read $RUNTIMEFILE file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
153	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
154	}	173	}
155		174
		175	eval "sub TICK() { $TICK } 1" or die;
		176
156	mkdir $_	177	mkdir $_
157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
158		179
159	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
160		181
161	sub cf::map::normalise;	182	sub cf::map::normalise;
162		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
163	#############################################################################	188	#############################################################################
164		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
165	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
166		202
167	=over 4	203	=over 4
168		204
169	=item $cf::UPTIME	205	=item $cf::UPTIME
170		206
171	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.
172		223
173	=item $cf::RUNTIME	224	=item $cf::RUNTIME
174		225
175	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
176	every server tick.	227	every server tick.
177		228
178	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
179	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
180	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
181		232
182	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
183	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
184	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
185	database environment.	236	database environment.
186		237
187	=item $cf::NOW
188
189	The time of the last (current) server tick.
190
191	=item $cf::TICK
192
193	The interval between server ticks, in seconds.
194
195	=item $cf::LOADAVG	238	=item $cf::LOADAVG
196		239
197	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
198	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
199	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
208	from wherever your confdir points to.	251	from wherever your confdir points to.
209		252
210	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
211		254
212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
213	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
214	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
215		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
216	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
217		277
218	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
219	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
220	that call.	280	that call.
221		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
222	=back	288	=back
223		289
224	=cut	290	=cut
225		291
226	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
227	*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 {
228	my $msg = join "", @_;	299	my $msg = join "", @_;
229		300
230	$msg .= "\n"	301	$msg .= "\n"
231	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
232		303
233	$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;
234		305
235	LOG llevError, $msg;	306	LOG llevWarn, $msg;
236	};	307	};
237	}
238		308
239	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
240	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
241		311
242	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
243	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
244	return;#d#	316	return;#d#
245	}#d#	317	}#d#
246		318
247	# kill coroutine otherwise	319	# kill coroutine otherwise
248	warn Carp::longmess $_[0];
249	Coro::terminate	320	Coro::terminate
250	};	321	};
251
252	$SIG{__DIE__} = sub { }; #d#?
253		322
254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
271	)) {	340	)) {
272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
273	}	342	}
274		343
275	$EV::DIED = sub {	344	$EV::DIED = sub {
276	warn "error in event callback: @_";	345	warn "error in event callback: $@";
277	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
278		352
279	#############################################################################	353	#############################################################################
280		354
281	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
282		356
…		…
303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
304	$d	378	$d
305	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
306	}	380	}
307		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
308	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
309		435
310	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
311		437
312	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
319		445
320	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
321	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
322		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 $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
323	=item cf::lock_wait $string	511	=item cf::lock_wait $string
324		512
325	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
326		514
327	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
328		516
329	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
330	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,
331	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
332	returned.	520	returned.
333		521
334	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
335	deadlocked coro.	523	deadlocked coro.
…		…
341		529
342	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.
343		531
344	=cut	532	=cut
345		533
346	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
347	our %LOCKER;#d#
348		535
349	sub lock_wait($) {	536	sub lock_wait($) {
350	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
351
352	if ($LOCKER{$key} == $Coro::current) {#d#
353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
354	return;#d#
355	}#d#
356
357	# wait for lock, if any
358	while ($LOCK{$key}) {
359	push @{ $LOCK{$key} }, $Coro::current;
360	Coro::schedule;
361	}
362	}	538	}
363		539
364	sub lock_acquire($) {	540	sub lock_acquire($) {
365	my ($key) = @_;	541	$LOCKS->guard ($_[0])
366
367	# wait, to be sure we are not locked
368	lock_wait $key;
369
370	$LOCK{$key} = [];
371	$LOCKER{$key} = $Coro::current;#d#
372
373	Coro::guard {
374	delete $LOCKER{$key};#d#
375	# wake up all waiters, to be on the safe side
376	$_->ready for @{ delete $LOCK{$key} };
377	}
378	}	542	}
379		543
380	sub lock_active($) {	544	sub lock_active($) {
381	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
382
383	! ! $LOCK{$key}
384	}	546	}
385		547
386	sub freeze_mainloop {	548	sub freeze_mainloop {
387	tick_inhibit_inc;	549	tick_inhibit_inc;
388		550
389	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
390	}	552	}
391		553
392	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
393		555
394	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
395	get spread over timer.	557	get spread over time.
396		558
397	=cut	559	=cut
398		560
399	sub periodic($$) {	561	sub periodic($$) {
400	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
404	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
405	}	567	}
406		568
407	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
408		570
409	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
410	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
411	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
412		578
413	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
414	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
415		581
416	Useful for short background jobs.	582	Useful for short background jobs.
417		583
418	=cut	584	=cut
419		585
420	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
421	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
422		589
423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
424	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
425	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
426		593
427	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
428		596
429	while () {	597	while () {
430	next_job:	598	next_job:
		599
431	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
432	if ($avail > 0.01) {	601
433	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
434	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
435	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
436	$job->[2]->send;	606	$job->[2]->send;
437	Coro::cede;	607	Coro::cede;
438	goto next_job;	608	goto next_job;
439	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
440	}	611	}
441	}	612	}
442		613
443	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
444	# 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
445	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
446	$signal->wait;
447	} else {	617	} else {
		618	$busy = 0;
448	Coro::schedule;	619	Coro::schedule;
449	}	620	}
450	}	621	}
451	};	622	};
452		623
453	sub get_slot($;$$) {	624	sub get_slot($;$$) {
454	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
455		626
456	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
457		628
458	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
459	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
460		632
461	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
462	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
463	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
489	=cut	661	=cut
490		662
491	sub sync_job(&) {	663	sub sync_job(&) {
492	my ($job) = @_;	664	my ($job) = @_;
493		665
494	if ($Coro::current == $Coro::main) {	666	if (in_main) {
495	my $time = EV::time;	667	my $time = AE::time;
496		668
497	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
498	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
499		671
500	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
501		673
502	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
503		675
504	my $busy = 1;	676	my $busy = 1;
505	my @res;	677	my @res;
506		678
507	(async {	679	(async {
508	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
509	@res = eval { $job->() };	681	@res = eval { $job->() };
510	warn $@ if $@;	682	error $@ if $@;
511	undef $busy;	683	undef $busy;
512	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
513		685
514	while ($busy) {	686	while ($busy) {
515	if (Coro::nready) {	687	if (Coro::nready) {
…		…
517	} else {	689	} else {
518	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
519	}	691	}
520	}	692	}
521		693
522	my $time = EV::time - $time;	694	my $time = AE::time - $time;
523		695
524	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
525		697
526	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
527	} else {	699	} else {
…		…
549	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
550		722
551	$coro	723	$coro
552	}	724	}
553		725
554	=item fork_call { }, $args	726	=item fork_call { }, @args
555		727
556	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
557	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
558	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
559	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
560		732
561	=cut	733	=cut
562		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
563	sub fork_call(&@) {	739	sub fork_call(&@) {
564	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
565		741
566	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
567	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
568	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
569		745
570	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
571	reset_signals;	747	cf::post_fork;
572	&$cb	748	&$cb
573	}, @args;	749	} @args;
574		750
575	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	)
576	}	763	}
577		764
578	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
579		766
580	=cut	767	=cut
…		…
617	within each server.	804	within each server.
618		805
619	=cut	806	=cut
620		807
621	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
622	my ($name) = @_;	812	my ($name) = @_;
623	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
624		814
625	eval {	815	eval {
626	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
636	}	826	}
637		827
638	our $DB;	828	our $DB;
639		829
640	sub db_init {	830	sub db_init {
641	cf::sync_job {
642	$DB ||= db_table "db";	831	$DB ||= db_table "db";
643	};
644	}	832	}
645		833
646	sub db_get($$) {	834	sub db_get($$) {
647	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
648		836
649	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
650	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
651		841
652	$! ? ()	842	$! ? ()
653	: $data	843	: $data
654	}
655	}	844	}
656		845
657	sub db_put($$$) {	846	sub db_put($$$) {
658	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
659	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
687		876
688	my @data;	877	my @data;
689	my $md5;	878	my $md5;
690		879
691	for (0 .. $#$src) {	880	for (0 .. $#$src) {
692	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
693	or Carp::croak "$src->[$_]: $!";
694	}	882	}
695		883
696	# if processing is expensive, check	884	# if processing is expensive, check
697	# checksum first	885	# checksum first
698	if (1) {	886	if (1) {
…		…
715		903
716	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
717	my $data = $process->(\@data);	905	my $data = $process->(\@data);
718	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
719		907
720	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
721		909
722	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
723	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
724	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
725		913
…		…
735		923
736	=cut	924	=cut
737		925
738	sub datalog($@) {	926	sub datalog($@) {
739	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
740	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
741	}	929	}
742		930
743	=back	931	=back
744		932
745	=cut	933	=cut
…		…
940		1128
941	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
942	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
943		1131
944	} elsif (ref $type) {	1132	} elsif (ref $type) {
945	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
946		1134
947	} else {	1135	} else {
948	shift @arg;	1136	shift @arg;
949	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
950	}	1138	}
951	}	1139	}
952	}	1140	}
953		1141
954	sub _object_attach {	1142	sub _object_attach {
…		…
964	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
965	}	1153	}
966		1154
967	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
968	} else {	1156	} else {
969	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
970	}	1158	}
971		1159
972	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
973	}	1161	}
974		1162
…		…
1033		1221
1034	for (@$callbacks) {	1222	for (@$callbacks) {
1035	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1036		1224
1037	if ($@) {	1225	if ($@) {
1038	warn "$@";
1039	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1040	override;	1227	override;
1041	}	1228	}
1042		1229
1043	return 1 if $override;	1230	return 1 if $override;
1044	}	1231	}
…		…
1123	for (@$attach) {	1310	for (@$attach) {
1124	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1125	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1126	}	1313	}
1127	} else {	1314	} else {
1128	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1129	}	1316	}
1130	}	1317	}
1131	}	1318	}
1132		1319
1133	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1160	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1161		1348
1162	sync_job {	1349	sync_job {
1163	if (length $$rdata) {	1350	if (length $$rdata) {
1164	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1165	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1166	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1167		1355
1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1169	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1171	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	}
1172	aio_close $fh;	1363	aio_close $fh;
1173		1364
1174	if (@$objs) {	1365	if (@$objs) {
1175	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) {
1176	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1178	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1179	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	}
1180	aio_close $fh;	1374	aio_close $fh;
1181	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1182	}	1376	}
1183	} else {	1377	} else {
1184	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1185	}	1379	}
1186		1380
1187	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1188	} else {	1385	} else {
1189	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1190	}	1387	}
1191	} else {	1388	} else {
1192	aio_unlink $filename;	1389	aio_unlink $filename;
1193	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1194	}	1391	}
…		…
1218	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1219	$av = $st->{objs};	1416	$av = $st->{objs};
1220	}	1417	}
1221		1418
1222	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1223	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1224	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1225		1423
1226	($data, $av)	1424	($data, $av)
1227	}	1425	}
1228		1426
1229	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1285	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1286		1484
1287	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1288	}	1486	}
1289		1487
		1488	use File::Glob ();
		1489
1290	cf::player->attach (	1490	cf::player->attach (
1291	on_command => sub {	1491	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1293		1493
1294	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1295	or return;	1495	or return;
1296		1496
…		…
1304	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1305		1505
1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1307		1507
1308	if (ref $msg) {	1508	if (ref $msg) {
1309	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1310	"ARRAY" eq ref $msg
1311	? @$msg
1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1313		1510
1314	my @reply;	1511	my @reply;
1315		1512
1316	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1317	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1319		1516
1320	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1321	if $reply;	1518	if $reply;
1322		1519
1323	} else {	1520	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1522	}
1326		1523
1327	cf::override;	1524	cf::override;
1328	},	1525	},
1329	);	1526	);
1330		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
1331	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1332	cf::sync_job {	1557	cf::sync_job {
1333	my %todo;	1558	my %todo;
1334		1559
1335	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1336	next unless -r $path;	1561	next unless -r $path;
…		…
1354		1579
1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1357		1582
1358	$ext{source} =	1583	$ext{source} =
1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1360	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1361	. $source	1586	. $source
1362	. "\n};\n1";	1587	. "\n};\n1";
1363		1588
1364	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1365	}	1590	}
1366		1591
		1592	my $pass = 0;
1367	my %done;	1593	my %done;
1368	while (%todo) {	1594	while (%todo) {
1369	my $progress;	1595	my $progress;
1370		1596
		1597	++$pass;
		1598
		1599	ext:
1371	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1372	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1373	goto skip	1602	next ext
1374	unless exists $done{$_};	1603	unless exists $done{$_};
1375	}	1604	}
1376		1605
1377	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1378		1607
1379	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 $@) {
1380	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1381	: "$v->{base}: extension inactive.\n";
1382		1621
1383	if (exists $v->{meta}{mandatory}) {
1384	warn $msg;
1385	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1386	}	1623	if exists $v->{meta}{mandatory};
1387		1624
1388	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;
1389	}	1634	}
1390
1391	$done{$k} = delete $todo{$k};
1392	push @EXTS, $v->{pkg};
1393	$progress = 1;
1394	}	1635	}
1395		1636
1396	skip:	1637	unless ($progress) {
1397	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1398	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1399	}	1647	}
1400	};	1648	};
1401	}	1649	}
1402		1650
1403	#############################################################################	1651	#############################################################################
…		…
1457		1705
1458	sub exists($) {	1706	sub exists($) {
1459	my ($login) = @_;	1707	my ($login) = @_;
1460		1708
1461	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1462	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1463	}	1711	}
1464		1712
1465	sub find($) {	1713	sub find($) {
1466	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1467	my $login = $_[0];	1715	my $login = $_[0];
…		…
1487	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1488	}	1736	}
1489	}	1737	}
1490	}	1738	}
1491		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1492	sub save($) {	1753	sub save($) {
1493	my ($pl) = @_;	1754	my ($pl) = @_;
1494		1755
1495	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1496		1757
…		…
1501		1762
1502	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1503	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1504		1765
1505	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];
1506		1770
1507	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1508	cf::cede_to_tick;	1772	cf::cede_to_tick;
1509	}	1773	}
1510		1774
…		…
1544	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1545		1809
1546	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1547	$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
1548		1812
1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1550	$pl->deactivate;	1814	$pl->deactivate;
		1815
1551	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;
1552	$pl->ob->check_score;
1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1554	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1555		1821
1556	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1557	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1558	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1612	\@logins	1878	\@logins
1613	}	1879	}
1614		1880
1615	=item $player->maps	1881	=item $player->maps
1616		1882
		1883	=item cf::player::maps $login
		1884
1617	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1618	player. May block.	1886	player. May block.
1619		1887
1620	=cut	1888	=cut
1621		1889
…		…
1683	=cut	1951	=cut
1684		1952
1685	sub find_by_path($) {	1953	sub find_by_path($) {
1686	my ($path) = @_;	1954	my ($path) = @_;
1687		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1688	my ($match, $specificity);	1958	my ($match, $specificity);
1689		1959
1690	for my $region (list) {	1960	for my $region (list) {
1691	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1692	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1720	sub generate_random_map {	1990	sub generate_random_map {
1721	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1722		1992
1723	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
1724		1994
1725	# mit "rum" bekleckern, nicht
1726	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1730	$rmp->{exit_on_final_map},
1731	$rmp->{xsize}, $rmp->{ysize},
1732	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1733	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1734	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1735	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1736	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1737	(cf::region::find $rmp->{region}), $rmp->{custom}
1738	)
1739	}	1996	}
1740		1997
1741	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1742		1999
1743	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
…		…
1748		2005
1749	sub register {	2006	sub register {
1750	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1751	my $pkg = caller;	2008	my $pkg = caller;
1752		2009
1753	no strict;
1754	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1755		2011
1756	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1757	}	2013	}
1758		2014
1759	# also paths starting with '/'	2015	# also paths starting with '/'
1760	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1761		2017
1762	sub thawer_merge {	2018	sub thawer_merge {
1763	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1764		2020
1765	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1770	}	2026	}
1771		2027
1772	sub normalise {	2028	sub normalise {
1773	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1774		2030
1775	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1776		2032
1777	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1778		2034
1779	# map plan:	2035	# map plan:
1780	#	2036	#
…		…
1795	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1796	$path = "$base/$path";	2052	$path = "$base/$path";
1797	}	2053	}
1798		2054
1799	for ($path) {	2055	for ($path) {
1800	redo if s{//}{/};
1801	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1802	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1803	}	2058	}
1804		2059
1805	$path	2060	$path
…		…
1819	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1820	return $self;	2075	return $self;
1821	}	2076	}
1822	}	2077	}
1823		2078
1824	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1825	()	2080	()
1826	}	2081	}
1827		2082
		2083	# may re-bless or do other evil things
1828	sub init {	2084	sub init {
1829	my ($self) = @_;	2085	my ($self) = @_;
1830		2086
1831	$self	2087	$self
1832	}	2088	}
…		…
1863		2119
1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1865	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1866	}	2122	}
1867		2123
1868	# and all this just because we cannot iterate over
1869	# all maps in C++...
1870	sub change_all_map_light {
1871	my ($change) = @_;
1872
1873	$_->change_map_light ($change)
1874	for grep $_->outdoor, values %cf::MAP;
1875	}
1876
1877	sub decay_objects {	2124	sub decay_objects {
1878	my ($self) = @_;	2125	my ($self) = @_;
1879		2126
1880	return if $self->{deny_reset};	2127	return if $self->{deny_reset};
1881		2128
…		…
1906	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1907		2154
1908	1	2155	1
1909	}	2156	}
1910		2157
		2158	# used to laod the header of an original map
1911	sub load_header_orig {	2159	sub load_header_orig {
1912	my ($self) = @_;	2160	my ($self) = @_;
1913		2161
1914	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1915	}	2163	}
1916		2164
		2165	# used to laod the header of an instantiated map
1917	sub load_header_temp {	2166	sub load_header_temp {
1918	my ($self) = @_;	2167	my ($self) = @_;
1919		2168
1920	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1921	}	2170	}
1922		2171
		2172	# called after loading the header from an instantiated map
1923	sub prepare_temp {	2173	sub prepare_temp {
1924	my ($self) = @_;	2174	my ($self) = @_;
1925		2175
1926	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1927	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1928	# safety	2178	# safety
1929	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1930	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1931	}	2181	}
1932		2182
		2183	# called after loading the header from an original map
1933	sub prepare_orig {	2184	sub prepare_orig {
1934	my ($self) = @_;	2185	my ($self) = @_;
1935		2186
1936	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1937	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1961		2212
1962	sub find;	2213	sub find;
1963	sub find {	2214	sub find {
1964	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1965		2216
		2217	cf::cede_to_tick;
		2218
1966	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1967		2220
1968	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1969	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1970		2223
1971	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1973	my $guard2 = cf::lock_acquire "map_find:$path";
1974
1975	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1976	or return;	2226	or return;
1977		2227
1978	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1979		2229
…		…
1991		2241
1992	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1993	}	2243	}
1994	}	2244	}
1995		2245
1996	sub pre_load { }	2246	sub pre_load { }
1997	sub post_load { }	2247	#sub post_load { } # XS
1998		2248
1999	sub load {	2249	sub load {
2000	my ($self) = @_;	2250	my ($self) = @_;
2001		2251
2002	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2005		2255
2006	{	2256	{
2007	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2008		2258
2009	return unless $self->valid;	2259	return unless $self->valid;
2010	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2011
2012	$self->in_memory (cf::MAP_LOADING);
2013		2261
2014	$self->alloc;	2262	$self->alloc;
2015		2263
2016	$self->pre_load;	2264	$self->pre_load;
2017	cf::cede_to_tick;	2265	cf::cede_to_tick;
2018		2266
		2267	if (exists $self->{load_path}) {
2019	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2020	$f->skip_block;	2269	$f->skip_block;
2021	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2022	or return;	2271	or return;
2023		2272
2024	$self->post_load_original	2273	$self->post_load_original
2025	if delete $self->{load_original};	2274	if delete $self->{load_original};
2026		2275
2027	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2028	utf8::encode $uniq;	2277	utf8::encode $uniq;
2029	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2030	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2031	$self->clear_unique_items;	2280	$self->clear_unique_items;
2032	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2033	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2034	}	2284	}
2035	}	2285	}
2036	}
2037		2286
2038	$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);
2039		2294
2040	cf::cede_to_tick;	2295	cf::cede_to_tick;
2041	# now do the right thing for maps	2296	# now do the right thing for maps
2042	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2043	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2047	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2048	$self->decay_objects;	2303	$self->decay_objects;
2049	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2050	$self->update_buttons;	2305	$self->update_buttons;
2051	cf::cede_to_tick;	2306	cf::cede_to_tick;
2052	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2053	cf::cede_to_tick;
2054	$self->activate;
2055	}	2308	}
2056		2309
2057	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2058	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2059
2060	$self->in_memory (cf::MAP_ACTIVE);
2061	}	2312	}
2062		2313
2063	$self->post_load;	2314	$self->post_load;
2064	}
2065		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2066	sub customise_for {	2322	sub customise_for {
2067	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2068		2324
2069	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2070	if $self->per_player;	2326	if $self->per_player;
…		…
2073	# if $self->per_party;	2329	# if $self->per_party;
2074		2330
2075	$self	2331	$self
2076	}	2332	}
2077		2333
2078	# find and load all maps in the 3x3 area around a map
2079	sub load_neighbours {
2080	my ($map) = @_;
2081
2082	my @neigh; # diagonal neighbours
2083
2084	for (0 .. 3) {
2085	my $neigh = $map->tile_path ($_)
2086	or next;
2087	$neigh = find $neigh, $map
2088	or next;
2089	$neigh->load;
2090
2091	push @neigh,
2092	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2093	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2094	}
2095
2096	for (grep defined $_->[0], @neigh) {
2097	my ($path, $origin) = @$_;
2098	my $neigh = find $path, $origin
2099	or next;
2100	$neigh->load;
2101	}
2102	}
2103
2104	sub find_sync {	2334	sub find_sync {
2105	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2106		2336
2107	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, $origin
2108	}	2342	}
2109		2343
2110	sub do_load_sync {	2344	sub do_load_sync {
2111	my ($map) = @_;	2345	my ($map) = @_;
2112		2346
		2347	# it's a bug to call this from the main context
2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2114	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2115		2350
2116	cf::sync_job { $map->load };	2351	$map->load;
2117	}	2352	}
2118		2353
2119	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2120	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2121		2356
2122	sub find_async {	2357	sub find_async {
2123	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2124		2359
2125	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2126		2361
2127	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2129	}	2364	}
2130		2365
2131	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2132		2367
2133	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2147	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2148		2383
2149	()	2384	()
2150	}	2385	}
2151		2386
		2387	# common code, used by both ->save and ->swapout
2152	sub save {	2388	sub _save {
2153	my ($self) = @_;	2389	my ($self) = @_;
2154
2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
2156		2390
2157	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2158		2392
2159	return unless $self->dirty;	2393	return unless $self->dirty;
2160		2394
…		…
2180	} else {	2414	} else {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2182	}	2416	}
2183	}	2417	}
2184		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2185	sub swap_out {	2427	sub swap_out {
2186	my ($self) = @_;	2428	my ($self) = @_;
2187		2429
2188	# save first because save cedes
2189	$self->save;
2190
2191	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2192		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2193	return if $self->players;	2434	return if $self->players;
2194	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
2195	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2196		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
2197	$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};
2198		2486
2199	$self->deactivate;	2487	$self->deactivate;
2200	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2201	$self->clear;	2489	$self->clear;
2202	}
2203
2204	sub reset_at {
2205	my ($self) = @_;
2206
2207	# TODO: safety, remove and allow resettable per-player maps
2208	return 1e99 if $self->{deny_reset};
2209
2210	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2211	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2212
2213	$time + $to
2214	}
2215
2216	sub should_reset {
2217	my ($self) = @_;
2218
2219	$self->reset_at <= $cf::RUNTIME
2220	}
2221
2222	sub reset {
2223	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226
2227	return if $self->players;
2228
2229	warn "resetting map ", $self->path;
2230
2231	$self->in_memory (cf::MAP_SWAPPED);
2232
2233	# need to save uniques path
2234	unless ($self->{deny_save}) {
2235	my $uniq = $self->uniq_path; utf8::encode $uniq;
2236
2237	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2238	if $uniq;
2239	}
2240
2241	delete $cf::MAP{$self->path};
2242
2243	$self->deactivate;
2244	$_->clear_links_to ($self) for values %cf::MAP;
2245	$self->clear;
2246		2490
2247	$self->unlink_save;	2491	$self->unlink_save;
2248	$self->destroy;	2492	$self->destroy;
2249	}	2493	}
2250		2494
…		…
2258		2502
2259	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2260		2504
2261	$self->unlink_save;	2505	$self->unlink_save;
2262		2506
2263	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2264	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2265	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2266	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2268		2512
…		…
2325	: normalise $_	2569	: normalise $_
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2571	]
2328	}	2572	}
2329		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
2330	=back	2606	=back
2331		2607
2332	=head3 cf::object	2608	=head3 cf::object
2333		2609
2334	=cut	2610	=cut
…		…
2399		2675
2400	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2401	id => "say",	2677	id => "say",
2402	title => "Map",	2678	title => "Map",
2403	reply => "say ",	2679	reply => "say ",
2404	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.",
2405	};	2681	};
2406		2682
2407	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2408	id => "chat",	2684	id => "chat",
2409	title => "Chat",	2685	title => "Chat",
…		…
2466		2742
2467	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}>).
2468		2744
2469	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.
2470	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,
2471	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
2472	map.	2748	map.
2473		2749
2474	Will never block.	2750	Will never block.
2475		2751
2476	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2497	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2498	my ($self) = @_;	2774	my ($self) = @_;
2499		2775
2500	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2501		2777
		2778	++$self->{_link_recursion};
		2779
2502	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2503		2781
2504	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2505	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2506		2784
2507	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2508	}	2786	}
2509		2787
2510	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2511	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2512		2790
…		…
2529	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2530	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2531		2809
2532	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2533	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2534	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2535		2813
2536	$map->load;	2814	$map->load;
2537	$map->load_neighbours;
2538		2815
2539	return unless $self->contr->active;	2816	return unless $self->contr->active;
2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2541	$self->activate_recursive;
2542		2817
2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2544	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2545	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2546		2825
		2826	}
		2827
2547	=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)]])
2548		2829
2549	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
2550	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2551	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
2552	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
…		…
2559		2840
2560	our $GOTOGEN;	2841	our $GOTOGEN;
2561		2842
2562	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2563	my ($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	}
2564		2851
2565	# 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
2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2567		2854
2568	$self->enter_link;	2855	$self->enter_link;
…		…
2588	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2589	}	2876	}
2590	}	2877	}
2591		2878
2592	my $map = eval {	2879	my $map = eval {
2593	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2594		2881
2595	if ($map) {	2882	if ($map) {
2596	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2597	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2598	} else {	2885	} else {
2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2600	}	2887	}
2601		2888
2602	$map	2889	$map
…		…
2610	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2611	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2612	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2613	}	2900	}
2614		2901
2615	$done->() if $done;	2902	$done->($self) if $done;
2616	})->prio (1);	2903	})->prio (1);
2617	}	2904	}
2618		2905
2619	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2620		2907
…		…
2688	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2689		2976
2690	unless (eval {	2977	unless (eval {
2691	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2692		2979
2693	# random map handling
2694	{
2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
2696
2697	prepare_random_map $exit
2698	if $exit->slaying eq "/!";
2699	}
2700
2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2702	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2703	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	}
2704		3006
2705	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2706		3008
2707	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2708	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2713	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "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. "
2715	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3019
2718	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3021	$self->leave_link;
2720	}	3022	}
2721	})->prio (1);	3023	})->prio (1);
2722	}	3024	}
2723		3025
…		…
2735	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2737		3039
2738	utf8::encode $text;	3040	utf8::encode $text;
2739	$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);
2740	}	3067	}
2741		3068
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3070
2744	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
…		…
2748		3075
2749	=cut	3076	=cut
2750		3077
2751	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2752	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	},
2753	"c/identify" => {	3086	"c/identify" => {
2754	id => "infobox",	3087	id => "infobox",
2755	title => "Identify",	3088	title => "Identify",
2756	reply => undef,	3089	reply => undef,
2757	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3092	"c/examine" => {
2760	id => "infobox",	3093	id => "infobox",
2761	title => "Examine",	3094	title => "Examine",
2762	reply => undef,	3095	reply => undef,
2763	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",
2764	},	3103	},
2765	"c/book" => {	3104	"c/book" => {
2766	id => "infobox",	3105	id => "infobox",
2767	title => "Book",	3106	title => "Book",
2768	reply => undef,	3107	reply => undef,
…		…
2784	id => "infobox",	3123	id => "infobox",
2785	title => "Body Parts",	3124	title => "Body Parts",
2786	reply => undef,	3125	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2788	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		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",
		3163	},
2789	"c/uptime" => {	3164	"c/uptime" => {
2790	id => "infobox",	3165	id => "infobox",
2791	title => "Uptime",	3166	title => "Uptime",
2792	reply => undef,	3167	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2802	id => "party",	3177	id => "party",
2803	title => "Party",	3178	title => "Party",
2804	reply => "gsay ",	3179	reply => "gsay ",
2805	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2806	},	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" => $CHAT_CHANNEL,
2807	);	3190	);
2808		3191
2809	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2810	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2811		3194
…		…
2816		3199
2817	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2818	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2819	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2820		3203
2821	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2822	if $self->can_msg;
2823
2824	$channel = $channel->{id};	3205	$channel = $channel->{id};
2825		3206
2826	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2827	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2828	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2829	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2830	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2831	if $self->can_msg;
2832	}	3212	}
2833		3213
2834	$channel = $channel->{id};	3214	$channel = $channel->{id};
2835	}	3215	}
2836		3216
2837	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2838		3218
2839	if ($self->can_msg) {
2840	# default colour, mask it out	3219	# default colour, mask it out
2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2842	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2843		3222
2844	my $pkt = "msg "	3223	my $pkt = "msg "
2845	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2847	);	3226	);
2848		3227
2849	# try lzf for large packets
2850	$pkt = "lzf " . Compress::LZF::compress $pkt
2851	if 1024 <= length $pkt and $self->{can_lzf};
2852
2853	# split very large packets
2854	if (8192 < length $pkt and $self->{can_lzf}) {
2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	$pkt = "frag";
2857	}
2858
2859	$self->send_packet ($pkt);	3228	$self->send_big_packet ($pkt);
2860	} else {
2861	if ($color >= 0) {
2862	# replace some tags by gcfclient-compatible ones
2863	for ($msg) {
2864	1 while
2865	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2866	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2867	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2868	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2869	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2870	}
2871
2872	$color &= cf::NDI_COLOR_MASK;
2873
2874	utf8::encode $msg;
2875
2876	if (0 && $msg =~ /\[/) {
2877	# COMMAND/INFO
2878	$self->send_packet ("drawextinfo $color 10 8 $msg")
2879	} else {
2880	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2881	$self->send_packet ("drawinfo $color $msg")
2882	}
2883	}
2884	}
2885	}	3229	}
2886		3230
2887	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2888		3232
2889	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2891	=cut	3235	=cut
2892		3236
2893	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2894	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2895		3239
2896	if ($self->extcmd == 2) {
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2898	} elsif ($self->extcmd == 1) { # TODO: remove
2899	push @msg, msgtype => "event_$type";
2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2901	}
2902	}	3241	}
2903		3242
2904	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2905		3244
2906	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2908	=cut	3247	=cut
2909		3248
2910	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2911	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2912		3251
2913	if ($self->extcmd == 2) {
2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2915	} elsif ($self->extcmd == 1) {
2916	#TODO: version 1, remove
2917	unshift @msg, msgtype => "reply", msgid => $id;
2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2919	}
2920	}	3253	}
2921		3254
2922	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2923		3256
2924	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2979	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2980		3313
2981	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2982		3315
2983	if (ref $msg) {	3316	if (ref $msg) {
2984	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2985	"ARRAY" eq ref $msg
2986	? @$msg
2987	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2988		3318
2989	my @reply;	3319	my @reply;
2990		3320
2991	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2992	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2994		3324
2995	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2996	if $reply;	3326	if $reply;
2997		3327
2998	} else {	3328	} else {
2999	warn "client " . ($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";
3000	}	3330	}
3001		3331
3002	cf::override;	3332	cf::override;
3003	},	3333	},
3004	);	3334	);
…		…
3024		3354
3025	$coro	3355	$coro
3026	}	3356	}
3027		3357
3028	cf::client->attach (	3358	cf::client->attach (
3029	on_destroy => sub {	3359	on_client_destroy => sub {
3030	my ($ns) = @_;	3360	my ($ns) = @_;
3031		3361
3032	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3033	},	3363	},
3034	);	3364	);
…		…
3050	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
3051		3381
3052	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
3053		3383
3054	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
3055	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
3056	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
3057	sort time	3387	sort time
3058	));	3388	));
3059		3389
3060	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3064	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3065		3395
3066	cf::object	3396	cf::object
3067	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3068	insert remove name archname title slaying race decrease split	3398	insert remove name archname title slaying race decrease split
		3399	value
3069		3400
3070	cf::object::player	3401	cf::object::player
3071	player	3402	player
3072		3403
3073	cf::player	3404	cf::player
…		…
3079	=cut	3410	=cut
3080		3411
3081	for (	3412	for (
3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3083	insert remove inv nrof name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3084	decrease split destroy change_exp)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3085	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3086	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3087	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3088	) {	3419	) {
3089	no strict 'refs';
3090	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3091	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3092	for @funs;	3422	for @funs;
3093	}	3423	}
3094		3424
…		…
3109		3439
3110	my $qcode = $code;	3440	my $qcode = $code;
3111	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3112	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3113		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3114	local $_;	3447	local $_;
3115	local @safe::cf::_safe_eval_args = values %vars;
3116		3448
3117	my $eval =	3449	my $eval =
3118	"do {\n"	3450	"do {\n"
3119	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3120	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3121	. $code	3453	. $code
3122	. "\n}"	3454	. "\n}"
3123	;	3455	;
3124		3456
		3457	if ($CFG{safe_eval}) {
3125	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3126	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3127	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3128		3466
3129	if ($@) {	3467	if ($@) {
3130	warn "$@";	3468	warn "$@",
3131	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3132	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3133	}	3471	}
3134		3472
3135	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3136	}	3474	}
3137		3475
…		…
3151	=cut	3489	=cut
3152		3490
3153	sub register_script_function {	3491	sub register_script_function {
3154	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3155		3493
3156	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3157	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3158	}	3496	}
3159		3497
3160	=back	3498	=back
3161		3499
3162	=cut	3500	=cut
3163		3501
3164	#############################################################################	3502	#############################################################################
3165	# 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	$idx
		3527	}
3166		3528
3167	sub load_facedata($) {	3529	sub load_facedata($) {
3168	my ($path) = @_;	3530	my ($path) = @_;
3169		3531
3170	# 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
3171	# for this (global event?)	3533	# for this (global event?)
3172	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3173		3535
3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3175		3537
3176	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3177		3539
3178	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3179	0 < aio_load $path, $facedata
3180	or die "$path: $!";
3181
3182	$facedata = Coro::Storable::thaw $facedata;
3183		3541
3184	$facedata->{version} == 2	3542	$facedata->{version} == 2
3185	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3186		3544
3187	# patch in the exptable
3188	$facedata->{resource}{"res/exp_table"} = {
3189	type => FT_RSRC,
3190	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3191	};
3192	cf::cede_to_tick;	3545	cf::cede_to_tick;
3193		3546
3194	{	3547	{
3195	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3196		3549
3197	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3199		3553
3200	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3201	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3203	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}} = $idx;#d#
3204		3560
3205	cf::cede_to_tick;	3561	cf::cede_to_tick;
3206	}	3562	}
3207		3563
3208	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3213		3569
3214	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3215	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3217	} else {	3573	} else {
3218	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3219	}	3575	}
3220		3576
3221	cf::cede_to_tick;	3577	cf::cede_to_tick;
3222	}	3578	}
3223	}	3579	}
…		…
3232		3588
3233	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3234	}	3590	}
3235		3591
3236	{	3592	{
3237	# TODO: for gcfclient pleasure, we should give resources
3238	# that gcfclient doesn't grok a >10000 face index.
3239	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3240		3594
3241	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3242	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
3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3244	my $data;
3245		3599
3246	if ($info->{type} & 1) {
3247	# prepend meta info
3248
3249	my $meta = $enc->encode ({
3250	name => $name,
3251	%{ $info->{meta} || {} },
3252	});
3253
3254	$data = pack "(w/a*)*", $meta, $info->{data};
3255	} else {
3256	$data = $info->{data};
3257	}
3258
3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3260	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#
3261	} else {	3604	} else {
3262	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3263	}	3606	}
3264		3607
3265	cf::cede_to_tick;	3608	cf::cede_to_tick;
3266	}	3609	}
3267	}	3610	}
3268		3611
3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3270		3613
3271	1	3614	1
3272	}	3615	}
3273
3274	cf::global->attach (on_resource_update => sub {
3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3277
3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3279	my $sound = $soundconf->{compat}[$_]
3280	or next;
3281
3282	my $face = cf::face::find "sound/$sound->[1]";
3283	cf::sound::set $sound->[0] => $face;
3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3285	}
3286
3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
3288	my $face = cf::face::find "sound/$v";
3289	cf::sound::set $k => $face;
3290	}
3291	}
3292	});
3293		3616
3294	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3295	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3296		3619
3297	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
…		…
3305	my $status = load_resource_file_ $_[0];	3628	my $status = load_resource_file_ $_[0];
3306	get_slot 0.1, 100;	3629	get_slot 0.1, 100;
3307	cf::arch::commit_load;	3630	cf::arch::commit_load;
3308		3631
3309	$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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
3310	}	3646	}
3311		3647
3312	sub reload_regions {	3648	sub reload_regions {
3313	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3314	# for this (global event?)	3650	# for this (global event?)
…		…
3329	}	3665	}
3330		3666
3331	sub reload_archetypes {	3667	sub reload_archetypes {
3332	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3333	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
		3670
		3671	add_face "res/skill_info" => FT_RSRC,
		3672	JSON::XS->new->utf8->canonical->encode (
		3673	[map [cf::arch::skillvec ($_)->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 ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3334	}	3679	}
3335		3680
3336	sub reload_treasures {	3681	sub reload_treasures {
3337	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3338	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3339	}	3684	}
3340		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
3341	sub reload_resources {	3761	sub reload_resources {
3342	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3343		3763
		3764	reload_materials;
3344	reload_facedata;	3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
3345	reload_archetypes;	3768	reload_archetypes;
3346	reload_regions;	3769	reload_regions;
3347	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3348		3772
3349	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	my $guard = freeze_mainloop;
3354
3355	evthread_start IO::AIO::poll_fileno;
3356
3357	reload_resources;
3358	}	3774	}
3359		3775
3360	sub reload_config {	3776	sub reload_config {
3361	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3362	or return;
3363		3778
3364	local $/;	3779	my $config = load_file "$CONFDIR/config";
3365	*CFG = YAML::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3366		3782
3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3368		3784
3369	$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};
3370	$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};
3371		3787
3372	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3395		3811
3396	seek $fh, 0, 0;	3812	seek $fh, 0, 0;
3397	print $fh $$;	3813	print $fh $$;
3398	}	3814	}
3399		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
3400	sub main {	3825	sub main {
3401	atomic;	3826	cf::init_globals; # initialise logging
		3827
		3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3832
		3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3402		3834
3403	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3405	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#
3406	(async {	3838	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3840	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3410	};	3842	};
3411		3843
3412	{	3844	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3845
		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
		3857	reload_resources;
3414	reload_config;	3858	reload_config;
3415	db_init;	3859
		3860	cf::init_uuid;
		3861	cf::init_signals;
		3862	cf::init_skills;
		3863
		3864	cf::init_beforeplay;
		3865
		3866	atomic;
		3867
3416	load_extensions;	3868	load_extensions;
3417		3869
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3419	}
3420
3421	utime time, time, $RUNTIMEFILE;	3870	utime time, time, $RUNTIMEFILE;
3422		3871
3423	# no (long-running) fork's whatsoever before this point(!)	3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
3424	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};
3425		3875
3426	EV::loop;	3876	cf::_post_init 0;
		3877	};
		3878
		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;
3427	}	3887	}
3428		3888
3429	#############################################################################	3889	#############################################################################
3430	# initialisation and cleanup	3890	# initialisation and cleanup
3431		3891
3432	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3433	BEGIN {	3893	BEGIN {
3434	our %SIGWATCHER = ();	3894	our %SIGWATCHER = ();
3435	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3437	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3438	};	3898	};
3439	}	3899	}
3440	}	3900	}
3441		3901
3442	sub write_runtime_sync {	3902	sub write_runtime_sync {
		3903	my $t0 = AE::time;
		3904
3443	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3444	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3445		3907
3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3447		3909
3448	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3449		3911
3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3451	or return;	3913	or return;
3452		3914
3453	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3454	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3455	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3468	or return;	3930	or return;
3469		3931
3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3471	and return;	3933	and return;
3472		3934
3473	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3474		3936
3475	1	3937	1
3476	}	3938	}
3477		3939
3478	our $uuid_lock;	3940	our $uuid_lock;
…		…
3487	my $uuid = "$LOCALDIR/uuid";	3949	my $uuid = "$LOCALDIR/uuid";
3488		3950
3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3951	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3490	or return;	3952	or return;
3491		3953
3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3954	my $value = uuid_seq uuid_cur;
		3955
		3956	unless ($value) {
		3957	info "cowardly refusing to write zero uuid value!\n";
		3958	return;
		3959	}
		3960
		3961	my $value = uuid_str $value + $uuid_skip;
3493	$uuid_skip = 0;	3962	$uuid_skip = 0;
3494		3963
3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3964	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3496	and return;	3965	and return;
3497		3966
…		…
3503	or return;	3972	or return;
3504		3973
3505	aio_rename "$uuid~", $uuid	3974	aio_rename "$uuid~", $uuid
3506	and return;	3975	and return;
3507		3976
3508	warn "uuid file written ($value).\n";	3977	trace "uuid file written ($value).\n";
3509		3978
3510	1	3979	1
3511		3980
3512	}	3981	}
3513		3982
…		…
3519	}	3988	}
3520		3989
3521	sub emergency_save() {	3990	sub emergency_save() {
3522	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3523		3992
3524	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;
3525		3999
3526	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3527	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3528	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3529	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3530	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3531	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3532	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3533	$pl->valid or next;	4009	$pl->valid or next;
3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3535	$pl->save;	4011	$pl->save;
3536	}	4012	}
3537	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3538		4014
3539	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";
3540	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3541	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3542	$map->valid or next;	4020	$map->valid or next;
3543	$map->save;	4021	$map->save;
3544	}	4022	}
3545	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3546		4024
3547	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";
3548	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3549	warn "end emergency database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
3550		4030
3551	warn "begin write uuid\n";	4031	info "emergency_perl_save: begin write uuid\n";
3552	write_uuid_sync 1;	4032	write_uuid_sync 1;
3553	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 $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3554	};	4053	};
3555		4054
3556	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3557	}	4056	}
3558		4057
3559	sub post_cleanup {	4058	sub post_cleanup {
3560	my ($make_core) = @_;	4059	my ($make_core) = @_;
3561		4060
		4061	IO::AIO::flush;
		4062
3562	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3563	if $make_core;	4064	if $make_core;
3564		4065
3565	my $fh = pidfile;	4066	my $fh = pidfile;
3566	unlink $PIDFILE if <$fh> == $$;	4067	unlink $PIDFILE if <$fh> == $$;
3567	}	4068	}
…		…
3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3588	for my $name (keys %$leaf_symtab) {	4089	for my $name (keys %$leaf_symtab) {
3589	_gv_clear *{"$pkg$name"};	4090	_gv_clear *{"$pkg$name"};
3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3591	}	4092	}
3592	warn "cleared package #$pkg\n";#d#
3593	}	4093	}
3594
3595	our $RELOAD; # how many times to reload
3596		4094
3597	sub do_reload_perl() {	4095	sub do_reload_perl() {
3598	# can/must only be called in main	4096	# can/must only be called in main
3599	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3600	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3601	return;	4099	return;
3602	}	4100	}
3603		4101
3604	return if $RELOAD++;	4102	return if $RELOAD++;
3605		4103
		4104	my $t1 = AE::time;
		4105
3606	while ($RELOAD) {	4106	while ($RELOAD) {
3607	warn "reloading...";	4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
3608		4109
3609	warn "entering sync_job";	4110	trace "perl_reload: entering sync_job";
3610		4111
3611	cf::sync_job {	4112	cf::sync_job {
3612	cf::write_runtime_sync; # external watchdog should not bark
3613	cf::emergency_save;	4113	#cf::emergency_save;
3614	cf::write_runtime_sync; # external watchdog should not bark
3615		4114
3616	warn "syncing database to disk";
3617	BDB::db_env_txn_checkpoint $DB_ENV;
3618
3619	# if anything goes wrong in here, we should simply crash as we already saved
3620
3621	warn "flushing outstanding aio requests";
3622	while (IO::AIO::nreqs || BDB::nreqs) {
3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3624	}
3625
3626	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3627	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3628	%EXT_CORO = ();	4117	%EXT_CORO = ();
3629		4118
3630	warn "removing commands";	4119	trace "perl_reload: removing commands";
3631	%COMMAND = ();	4120	%COMMAND = ();
3632		4121
3633	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3634	%EXTCMD = ();	4123	%EXTCMD = ();
3635	%EXTICMD = ();	4124	%EXTICMD = ();
3636		4125
3637	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3638	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3639	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3640		4129
3641	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3642	eval {	4131	eval {
3643	$cb->($pkg);	4132	$cb->($pkg);
3644	1	4133	1
3645	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
3646	}	4135	}
3647		4136
3648	warn "... clearing $pkg";	4137	trace "... clearing $pkg";
3649	clear_package $pkg;	4138	clear_package $pkg;
3650	}	4139	}
3651		4140
3652	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3653	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3655		4144
3656	warn "... unloading $k";	4145	trace "... unloading $k";
3657	delete $INC{$k};	4146	delete $INC{$k};
3658		4147
3659	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3660	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3661		4150
…		…
3664	}	4153	}
3665		4154
3666	clear_package $k;	4155	clear_package $k;
3667	}	4156	}
3668		4157
3669	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3670	clear_package "safe::$_"	4159	clear_package "safe::$_"
3671	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);
3672		4161
3673	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3674	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3675	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3676		4165
3677	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3678	# and global variables created in xs	4167	# and global variables created in xs
3679	#clear_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3680		4169
3681	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3682		4171
3683	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3684	require cf;	4173	require cf;
3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3686		4175
3687	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3688	cf::reload_config;	4177	cf::reload_config;
3689		4178
3690	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3691	cf::load_extensions;	4180	cf::load_extensions;
3692		4181
		4182	if ($REATTACH_ON_RELOAD) {
3693	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3694	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3695	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3696	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3697	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3698	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3699		4190
3700	warn "leaving sync_job";	4191	cf::_post_init 1;
		4192
		4193	trace "perl_reload: leaving sync_job";
3701		4194
3702	1	4195	1
3703	} or do {	4196	} or do {
3704	warn $@;	4197	error $@;
3705	cf::cleanup "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3706	};	4199	};
3707		4200
3708	warn "reloaded";
3709	--$RELOAD;	4201	--$RELOAD;
3710	}	4202	}
		4203
		4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3711	};	4206	};
3712		4207
3713	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3714		4209
3715	sub reload_perl() {	4210	sub reload_perl() {
3716	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3717	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3718		4213
		4214	$RELOAD_WATCHER ||= cf::async {
		4215	Coro::AIO::aio_wait cache_extensions;
		4216
3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3720	do_reload_perl;	4218	do_reload_perl;
3721	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
		4220	};
3722	};	4221	};
3723	}	4222	}
3724		4223
3725	register_command "reload" => sub {	4224	register_command "reload" => sub {
3726	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
…		…
3732	reload_perl;	4231	reload_perl;
3733	};	4232	};
3734	}	4233	}
3735	};	4234	};
3736		4235
3737	unshift @INC, $LIBDIR;	4236	#############################################################################
3738		4237
3739	my $bug_warning = 0;	4238	my $bug_warning = 0;
3740		4239
3741	our @WAIT_FOR_TICK;
3742	our @WAIT_FOR_TICK_BEGIN;
3743
3744	sub wait_for_tick {	4240	sub wait_for_tick() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4242
3747	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3748	push @WAIT_FOR_TICK, $signal;
3749	$signal->wait;
3750	}	4244	}
3751		4245
3752	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3753	return if tick_inhibit || $Coro::current == $Coro::main;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3754		4248
3755	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3756	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3757	$signal->wait;	4251	$signal->wait;
3758	}	4252	}
…		…
3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3763	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3764	return;	4258	return;
3765	}	4259	}
3766		4260
3767	cf::server_tick; # one server iteration	4261	cf::one_tick; # one server iteration
		4262
		4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3768		4264
3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3770	$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.;
3771	Coro::async_pool {	4267	Coro::async_pool {
3772	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3773	write_runtime_sync	4269	write_runtime_sync
3774	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3775	};	4271	};
3776	}	4272	}
3777		4273
3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3779	$sig->send;	4275	$sig->send;
3780	}	4276	}
3781	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3782	$sig->send;
3783	}
3784		4278
3785	$LOAD = ($NOW - $TICK_START) / $TICK;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3787		4281
3788	if (0) {	4282	if (0) {
3789	if ($NEXT_TICK) {	4283	if ($NEXT_TICK) {
3790	my $jitter = $TICK_START - $NEXT_TICK;	4284	my $jitter = $TICK_START - $NEXT_TICK;
3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3792	warn "jitter $JITTER\n";#d#	4286	debug "jitter $JITTER\n";#d#
3793	}	4287	}
3794	}	4288	}
3795	}	4289	}
3796		4290
3797	{	4291	{
3798	# configure BDB	4292	# configure BDB
		4293	info "initialising database";
3799		4294
3800	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3801	BDB::max_poll_reqs $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3802	$AnyEvent::BDB::WATCHER->priority (1);	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3803		4298
3804	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3805	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3807	$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;
…		…
3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3833	};	4328	};
3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3836	};	4331	};
		4332
		4333	info "database initialised";
3837	}	4334	}
3838		4335
3839	{	4336	{
3840	# configure IO::AIO	4337	# configure IO::AIO
3841		4338
		4339	info "initialising aio";
3842	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3843	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3844	undef $AnyEvent::AIO::WATCHER;	4342	undef $AnyEvent::AIO::WATCHER;
		4343	info "aio initialised";
3845	}	4344	}
3846		4345
3847	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3848		4348
3849	sub _log_backtrace {	4349	sub _log_backtrace {
3850	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3851		4351
3852	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3853		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3854	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3855	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3856	++$_log_backtrace;	4360	++$_log_backtrace;
3857	my $perl_bt = Carp::longmess $msg;	4361	my $perl_bt = Carp::longmess $msg;
3858	async {	4362	async {
3859	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
3860		4364
…		…
3880	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3881	--$_log_backtrace;	4385	--$_log_backtrace;
3882	};	4386	};
3883	} else {	4387	} else {
3884	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3885	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3886	}	4390	}
3887	}	4391	}
3888		4392
3889	# load additional modules	4393	# load additional modules
3890	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3891		4396
3892	END { cf::emergency_save }	4397	END { cf::emergency_save }
3893		4398
3894	1	4399	1
3895		4400

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