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Revision 1.449 by root, Sat Sep 20 00:09:27 2008 UTC vs.
Revision 1.589 by root, Sun Nov 4 01:01:13 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;	63	use Time::HiRes;
59	use Compress::LZF;	64	use Compress::LZF;
60	use Digest::MD5 ();	65	use Digest::MD5 ();
61		66
…		…
70		75
71	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
76		86
77	our %COMMAND = ();	87	our %COMMAND = ();
78	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
79		89
80	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	91	our %EXTCMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
85		95
86	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
88		100
89	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
90	our $DATADIR = datadir;	103	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
94	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	114	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		116
103	our %RESOURCE;	117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
104		124
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	127	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		129
110	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	133	our $DB_ENV;
114		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
115	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		139
117	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
119	our $NOW;	143	our $NOW;
120		144
121	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
127		151
128	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)
129	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	154	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		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;
132		164
133	binmode STDOUT;	165	binmode STDOUT;
134	binmode STDERR;	166	binmode STDERR;
135		167
136	# read virtual server time, if available	168	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	170	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
141	}	173	}
142		174
		175	eval "sub TICK() { $TICK } 1" or die;
		176
143	mkdir $_	177	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		179
146	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
147		181
148	sub cf::map::normalise;	182	sub cf::map::normalise;
149		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
150	#############################################################################	188	#############################################################################
151		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
152	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
153		202
154	=over 4	203	=over 4
155		204
156	=item $cf::UPTIME	205	=item $cf::UPTIME
157		206
158	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.
159		223
160	=item $cf::RUNTIME	224	=item $cf::RUNTIME
161		225
162	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
163	every server tick.	227	every server tick.
…		…
169	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
172	database environment.	236	database environment.
173		237
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	238	=item $cf::LOADAVG
183		239
184	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
195	from wherever your confdir points to.	251	from wherever your confdir points to.
196		252
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		254
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
200	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
202		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
203	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
204		277
205	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
206	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
207	that call.	280	that call.
208		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
209	=back	288	=back
210		289
211	=cut	290	=cut
212		291
213	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
214	*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 {
215	my $msg = join "", @_;	299	my $msg = join "", @_;
216		300
217	$msg .= "\n"	301	$msg .= "\n"
218	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
219		303
220	$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;
221		305
222	LOG llevError, $msg;	306	LOG llevWarn, $msg;
223	};	307	};
224	}
225		308
226	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
228		311
229	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	316	return;#d#
232	}#d#	317	}#d#
233		318
234	# kill coroutine otherwise	319	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	320	Coro::terminate
237	};	321	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		322
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	340	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	342	}
261		343
262	$EV::DIED = sub {	344	$EV::DIED = sub {
263	warn "error in event callback: @_";	345	warn "error in event callback: $@";
264	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
265		352
266	#############################################################################	353	#############################################################################
267		354
268	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
269		356
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	378	$d
292	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
293	}	380	}
294		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
295	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
296		435
297	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
298		437
299	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		445
307	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
309		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
310	=item cf::lock_wait $string	511	=item cf::lock_wait $string
311		512
312	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
313		514
314	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
315		516
316	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
317	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,
318	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
319	returned.	520	returned.
320		521
321	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
322	deadlocked coro.	523	deadlocked coro.
…		…
328		529
329	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.
330		531
331	=cut	532	=cut
332		533
333	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		535
336	sub lock_wait($) {	536	sub lock_wait($) {
337	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	push @{ $LOCK{$key} }, $Coro::current;
347	Coro::schedule;
348	}
349	}	538	}
350		539
351	sub lock_acquire($) {	540	sub lock_acquire($) {
352	my ($key) = @_;	541	$LOCKS->guard ($_[0])
353
354	# wait, to be sure we are not locked
355	lock_wait $key;
356
357	$LOCK{$key} = [];
358	$LOCKER{$key} = $Coro::current;#d#
359
360	Coro::guard {
361	delete $LOCKER{$key};#d#
362	# wake up all waiters, to be on the safe side
363	$_->ready for @{ delete $LOCK{$key} };
364	}
365	}	542	}
366		543
367	sub lock_active($) {	544	sub lock_active($) {
368	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
369
370	! ! $LOCK{$key}
371	}	546	}
372		547
373	sub freeze_mainloop {	548	sub freeze_mainloop {
374	tick_inhibit_inc;	549	tick_inhibit_inc;
375		550
376	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
377	}	552	}
378		553
379	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
380		555
381	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
382	get spread over timer.	557	get spread over time.
383		558
384	=cut	559	=cut
385		560
386	sub periodic($$) {	561	sub periodic($$) {
387	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
391	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
392	}	567	}
393		568
394	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
395		570
396	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
397	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
398	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
399		578
400	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
401	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
402		581
403	Useful for short background jobs.	582	Useful for short background jobs.
404		583
405	=cut	584	=cut
406		585
407	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
408	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
409		589
410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
411	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
412	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
413		593
414	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
415		596
416	while () {	597	while () {
417	next_job:	598	next_job:
		599
418	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
419	if ($avail > 0.01) {	601
420	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
421	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
422	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
423	$job->[2]->send;	606	$job->[2]->send;
424	Coro::cede;	607	Coro::cede;
425	goto next_job;	608	goto next_job;
426	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
427	}	611	}
428	}	612	}
429		613
430	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
431	# 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
432	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
433	$signal->wait;
434	} else {	617	} else {
		618	$busy = 0;
435	Coro::schedule;	619	Coro::schedule;
436	}	620	}
437	}	621	}
438	};	622	};
439		623
440	sub get_slot($;$$) {	624	sub get_slot($;$$) {
441	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
442		626
443	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
444		628
445	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
446	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
447		632
448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
450	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
476	=cut	661	=cut
477		662
478	sub sync_job(&) {	663	sub sync_job(&) {
479	my ($job) = @_;	664	my ($job) = @_;
480		665
481	if ($Coro::current == $Coro::main) {	666	if (in_main) {
482	my $time = EV::time;	667	my $time = AE::time;
483		668
484	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
485	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
486		671
487	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
488		673
489	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
490		675
491	my $busy = 1;	676	my $busy = 1;
492	my @res;	677	my @res;
493		678
494	(async {	679	(async {
495	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
496	@res = eval { $job->() };	681	@res = eval { $job->() };
497	warn $@ if $@;	682	error $@ if $@;
498	undef $busy;	683	undef $busy;
499	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
500		685
501	while ($busy) {	686	while ($busy) {
502	if (Coro::nready) {	687	if (Coro::nready) {
…		…
504	} else {	689	} else {
505	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
506	}	691	}
507	}	692	}
508		693
509	my $time = EV::time - $time;	694	my $time = AE::time - $time;
510		695
511	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
512		697
513	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
514	} else {	699	} else {
…		…
536	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
537		722
538	$coro	723	$coro
539	}	724	}
540		725
541	=item fork_call { }, $args	726	=item fork_call { }, @args
542		727
543	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
544	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
545	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
546	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
547		732
548	=cut	733	=cut
549		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
550	sub fork_call(&@) {	739	sub fork_call(&@) {
551	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
552		741
553	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
554	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
555	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
556		745
557	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
558	reset_signals;	747	cf::post_fork;
559	&$cb	748	&$cb
560	}, @args;	749	} @args;
561		750
562	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	)
563	}	763	}
564		764
565	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
566		766
567	=cut	767	=cut
…		…
604	within each server.	804	within each server.
605		805
606	=cut	806	=cut
607		807
608	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
609	my ($name) = @_;	812	my ($name) = @_;
610	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
611		814
612	eval {	815	eval {
613	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
623	}	826	}
624		827
625	our $DB;	828	our $DB;
626		829
627	sub db_init {	830	sub db_init {
628	cf::sync_job {
629	$DB ||= db_table "db";	831	$DB ||= db_table "db";
630	};
631	}	832	}
632		833
633	sub db_get($$) {	834	sub db_get($$) {
634	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
635		836
636	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
637	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
638		841
639	$! ? ()	842	$! ? ()
640	: $data	843	: $data
641	}
642	}	844	}
643		845
644	sub db_put($$$) {	846	sub db_put($$$) {
645	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
646	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
674		876
675	my @data;	877	my @data;
676	my $md5;	878	my $md5;
677		879
678	for (0 .. $#$src) {	880	for (0 .. $#$src) {
679	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
680	or Carp::croak "$src->[$_]: $!";
681	}	882	}
682		883
683	# if processing is expensive, check	884	# if processing is expensive, check
684	# checksum first	885	# checksum first
685	if (1) {	886	if (1) {
…		…
702		903
703	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
704	my $data = $process->(\@data);	905	my $data = $process->(\@data);
705	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
706		907
707	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
708		909
709	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
710	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
711	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
712		913
…		…
722		923
723	=cut	924	=cut
724		925
725	sub datalog($@) {	926	sub datalog($@) {
726	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
727	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
728	}	929	}
729		930
730	=back	931	=back
731		932
732	=cut	933	=cut
…		…
927		1128
928	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
929	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
930		1131
931	} elsif (ref $type) {	1132	} elsif (ref $type) {
932	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
933		1134
934	} else {	1135	} else {
935	shift @arg;	1136	shift @arg;
936	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
937	}	1138	}
938	}	1139	}
939	}	1140	}
940		1141
941	sub _object_attach {	1142	sub _object_attach {
…		…
951	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
952	}	1153	}
953		1154
954	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
955	} else {	1156	} else {
956	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
957	}	1158	}
958		1159
959	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
960	}	1161	}
961		1162
…		…
1020		1221
1021	for (@$callbacks) {	1222	for (@$callbacks) {
1022	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1023		1224
1024	if ($@) {	1225	if ($@) {
1025	warn "$@";
1026	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1027	override;	1227	override;
1028	}	1228	}
1029		1229
1030	return 1 if $override;	1230	return 1 if $override;
1031	}	1231	}
…		…
1110	for (@$attach) {	1310	for (@$attach) {
1111	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1112	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1113	}	1313	}
1114	} else {	1314	} else {
1115	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1116	}	1316	}
1117	}	1317	}
1118	}	1318	}
1119		1319
1120	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1147	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1148		1348
1149	sync_job {	1349	sync_job {
1150	if (length $$rdata) {	1350	if (length $$rdata) {
1151	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1152	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1153	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1154		1355
1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1158	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	}
1159	aio_close $fh;	1363	aio_close $fh;
1160		1364
1161	if (@$objs) {	1365	if (@$objs) {
1162	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) {
1163	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1165	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1166	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	}
1167	aio_close $fh;	1374	aio_close $fh;
1168	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1169	}	1376	}
1170	} else {	1377	} else {
1171	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1172	}	1379	}
1173		1380
1174	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1175	} else {	1385	} else {
1176	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1177	}	1387	}
1178	} else {	1388	} else {
1179	aio_unlink $filename;	1389	aio_unlink $filename;
1180	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1181	}	1391	}
…		…
1205	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1206	$av = $st->{objs};	1416	$av = $st->{objs};
1207	}	1417	}
1208		1418
1209	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1210	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1211	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1212		1423
1213	($data, $av)	1424	($data, $av)
1214	}	1425	}
1215		1426
1216	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1272	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1273		1484
1274	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1275	}	1486	}
1276		1487
		1488	use File::Glob ();
		1489
1277	cf::player->attach (	1490	cf::player->attach (
1278	on_command => sub {	1491	on_unknown_command => sub {
1279	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1280		1493
1281	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1282	or return;	1495	or return;
1283		1496
…		…
1291	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1292		1505
1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1294		1507
1295	if (ref $msg) {	1508	if (ref $msg) {
1296	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1297	"ARRAY" eq ref $msg
1298	? @$msg
1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1300		1510
1301	my @reply;	1511	my @reply;
1302		1512
1303	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1304	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1306		1516
1307	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1308	if $reply;	1518	if $reply;
1309		1519
1310	} else {	1520	} else {
1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1312	}	1522	}
1313		1523
1314	cf::override;	1524	cf::override;
1315	},	1525	},
1316	);	1526	);
1317		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
1318	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1319	cf::sync_job {	1557	cf::sync_job {
1320	my %todo;	1558	my %todo;
1321		1559
1322	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1323	next unless -r $path;	1561	next unless -r $path;
…		…
1341		1579
1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1344		1582
1345	$ext{source} =	1583	$ext{source} =
1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1347	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1348	. $source	1586	. $source
1349	. "\n};\n1";	1587	. "\n};\n1";
1350		1588
1351	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1352	}	1590	}
1353		1591
		1592	my $pass = 0;
1354	my %done;	1593	my %done;
1355	while (%todo) {	1594	while (%todo) {
1356	my $progress;	1595	my $progress;
1357		1596
		1597	++$pass;
		1598
		1599	ext:
1358	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1359	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1360	goto skip	1602	next ext
1361	unless exists $done{$_};	1603	unless exists $done{$_};
1362	}	1604	}
1363		1605
1364	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1365		1607
1366	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 $@) {
1367	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1368	: "$v->{base}: extension inactive.\n";
1369		1621
1370	if (exists $v->{meta}{mandatory}) {
1371	warn $msg;
1372	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1373	}	1623	if exists $v->{meta}{mandatory};
1374		1624
1375	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;
1376	}	1634	}
1377
1378	$done{$k} = delete $todo{$k};
1379	push @EXTS, $v->{pkg};
1380	$progress = 1;
1381	}	1635	}
1382		1636
1383	skip:	1637	unless ($progress) {
1384	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1385	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1386	}	1647	}
1387	};	1648	};
1388	}	1649	}
1389		1650
1390	#############################################################################	1651	#############################################################################
…		…
1444		1705
1445	sub exists($) {	1706	sub exists($) {
1446	my ($login) = @_;	1707	my ($login) = @_;
1447		1708
1448	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1449	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1450	}	1711	}
1451		1712
1452	sub find($) {	1713	sub find($) {
1453	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1454	my $login = $_[0];	1715	my $login = $_[0];
…		…
1474	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1475	}	1736	}
1476	}	1737	}
1477	}	1738	}
1478		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1479	sub save($) {	1753	sub save($) {
1480	my ($pl) = @_;	1754	my ($pl) = @_;
1481		1755
1482	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1483		1757
…		…
1488		1762
1489	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1490	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1491		1765
1492	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];
1493		1770
1494	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1495	cf::cede_to_tick;	1772	cf::cede_to_tick;
1496	}	1773	}
1497		1774
…		…
1531	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1532		1809
1533	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1534	$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
1535		1812
1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1537	$pl->deactivate;	1814	$pl->deactivate;
		1815
1538	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;
1539	$pl->ob->check_score;
1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1541	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1542		1821
1543	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1544	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1545	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1599	\@logins	1878	\@logins
1600	}	1879	}
1601		1880
1602	=item $player->maps	1881	=item $player->maps
1603		1882
		1883	=item cf::player::maps $login
		1884
1604	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1605	player. May block.	1886	player. May block.
1606		1887
1607	=cut	1888	=cut
1608		1889
…		…
1670	=cut	1951	=cut
1671		1952
1672	sub find_by_path($) {	1953	sub find_by_path($) {
1673	my ($path) = @_;	1954	my ($path) = @_;
1674		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
		1957
1675	my ($match, $specificity);	1958	my ($match, $specificity);
1676		1959
1677	for my $region (list) {	1960	for my $region (list) {
1678	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
1679	($match, $specificity) = ($region, $region->specificity)	1962	($match, $specificity) = ($region, $region->specificity)
…		…
1707	sub generate_random_map {	1990	sub generate_random_map {
1708	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1709		1992
1710	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
1711		1994
1712	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	1996	}
1727		1997
1728	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1729		1999
1730	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
…		…
1735		2005
1736	sub register {	2006	sub register {
1737	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	2008	my $pkg = caller;
1739		2009
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		2011
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	2013	}
1745		2014
1746	# also paths starting with '/'	2015	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		2017
1749	sub thawer_merge {	2018	sub thawer_merge {
1750	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1751		2020
1752	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1757	}	2026	}
1758		2027
1759	sub normalise {	2028	sub normalise {
1760	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1761		2030
1762	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1763		2032
1764	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1765		2034
1766	# map plan:	2035	# map plan:
1767	#	2036	#
…		…
1782	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	2052	$path = "$base/$path";
1784	}	2053	}
1785		2054
1786	for ($path) {	2055	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1790	}	2058	}
1791		2059
1792	$path	2060	$path
…		…
1806	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1807	return $self;	2075	return $self;
1808	}	2076	}
1809	}	2077	}
1810		2078
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2080	()
1813	}	2081	}
1814		2082
		2083	# may re-bless or do other evil things
1815	sub init {	2084	sub init {
1816	my ($self) = @_;	2085	my ($self) = @_;
1817		2086
1818	$self	2087	$self
1819	}	2088	}
…		…
1850		2119
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1853	}	2122	}
1854		2123
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}
1863
1864	sub decay_objects {	2124	sub decay_objects {
1865	my ($self) = @_;	2125	my ($self) = @_;
1866		2126
1867	return if $self->{deny_reset};	2127	return if $self->{deny_reset};
1868		2128
…		…
1893	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1894		2154
1895	1	2155	1
1896	}	2156	}
1897		2157
		2158	# used to laod the header of an original map
1898	sub load_header_orig {	2159	sub load_header_orig {
1899	my ($self) = @_;	2160	my ($self) = @_;
1900		2161
1901	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1902	}	2163	}
1903		2164
		2165	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2166	sub load_header_temp {
1905	my ($self) = @_;	2167	my ($self) = @_;
1906		2168
1907	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1908	}	2170	}
1909		2171
		2172	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2173	sub prepare_temp {
1911	my ($self) = @_;	2174	my ($self) = @_;
1912		2175
1913	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1915	# safety	2178	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2181	}
1919		2182
		2183	# called after loading the header from an original map
1920	sub prepare_orig {	2184	sub prepare_orig {
1921	my ($self) = @_;	2185	my ($self) = @_;
1922		2186
1923	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2212
1949	sub find;	2213	sub find;
1950	sub find {	2214	sub find {
1951	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1952		2216
		2217	cf::cede_to_tick;
		2218
1953	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1954		2220
1955	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2223
1958	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1960	my $guard2 = cf::lock_acquire "map_find:$path";
1961
1962	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1963	or return;	2226	or return;
1964		2227
1965	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1966		2229
…		…
1978		2241
1979	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1980	}	2243	}
1981	}	2244	}
1982		2245
1983	sub pre_load { }	2246	sub pre_load { }
1984	sub post_load { }	2247	#sub post_load { } # XS
1985		2248
1986	sub load {	2249	sub load {
1987	my ($self) = @_;	2250	my ($self) = @_;
1988		2251
1989	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2255
1993	{	2256	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1995		2258
1996	return unless $self->valid;	2259	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2261
2001	$self->alloc;	2262	$self->alloc;
2002		2263
2003	$self->pre_load;	2264	$self->pre_load;
2004	cf::cede_to_tick;	2265	cf::cede_to_tick;
2005		2266
		2267	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2269	$f->skip_block;
2008	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2009	or return;	2271	or return;
2010		2272
2011	$self->post_load_original	2273	$self->post_load_original
2012	if delete $self->{load_original};	2274	if delete $self->{load_original};
2013		2275
2014	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2277	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2280	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2021	}	2284	}
2022	}	2285	}
2023	}
2024		2286
2025	$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);
2026		2294
2027	cf::cede_to_tick;	2295	cf::cede_to_tick;
2028	# now do the right thing for maps	2296	# now do the right thing for maps
2029	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2303	$self->decay_objects;
2036	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2037	$self->update_buttons;	2305	$self->update_buttons;
2038	cf::cede_to_tick;	2306	cf::cede_to_tick;
2039	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2308	}
2043		2309
2044	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2312	}
2049		2313
2050	$self->post_load;	2314	$self->post_load;
2051	}
2052		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2322	sub customise_for {
2054	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2055		2324
2056	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2326	if $self->per_player;
…		…
2060	# if $self->per_party;	2329	# if $self->per_party;
2061		2330
2062	$self	2331	$self
2063	}	2332	}
2064		2333
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2334	sub find_sync {
2092	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2093		2336
2094	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, $origin
2095	}	2342	}
2096		2343
2097	sub do_load_sync {	2344	sub do_load_sync {
2098	my ($map) = @_;	2345	my ($map) = @_;
2099		2346
		2347	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2102		2350
2103	cf::sync_job { $map->load };	2351	$map->load;
2104	}	2352	}
2105		2353
2106	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2108		2356
2109	sub find_async {	2357	sub find_async {
2110	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2111		2359
2112	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2113		2361
2114	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2116	}	2364	}
2117		2365
2118	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2119		2367
2120	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2135		2383
2136	()	2384	()
2137	}	2385	}
2138		2386
		2387	# common code, used by both ->save and ->swapout
2139	sub save {	2388	sub _save {
2140	my ($self) = @_;	2389	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2390
2144	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2145		2392
2146	return unless $self->dirty;	2393	return unless $self->dirty;
2147		2394
…		…
2167	} else {	2414	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2416	}
2170	}	2417	}
2171		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2172	sub swap_out {	2427	sub swap_out {
2173	my ($self) = @_;	2428	my ($self) = @_;
2174		2429
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2180	return if $self->players;	2434	return if $self->players;
2181	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
2182	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2183		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
2184	$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};
2185		2486
2186	$self->deactivate;	2487	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2489	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2490
2234	$self->unlink_save;	2491	$self->unlink_save;
2235	$self->destroy;	2492	$self->destroy;
2236	}	2493	}
2237		2494
…		…
2245		2502
2246	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2247		2504
2248	$self->unlink_save;	2505	$self->unlink_save;
2249		2506
2250	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2512
…		…
2312	: normalise $_	2569	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2571	]
2315	}	2572	}
2316		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
2317	=back	2606	=back
2318		2607
2319	=head3 cf::object	2608	=head3 cf::object
2320		2609
2321	=cut	2610	=cut
…		…
2386		2675
2387	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2388	id => "say",	2677	id => "say",
2389	title => "Map",	2678	title => "Map",
2390	reply => "say ",	2679	reply => "say ",
2391	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.",
2392	};	2681	};
2393		2682
2394	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2395	id => "chat",	2684	id => "chat",
2396	title => "Chat",	2685	title => "Chat",
…		…
2453		2742
2454	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}>).
2455		2744
2456	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.
2457	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,
2458	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
2459	map.	2748	map.
2460		2749
2461	Will never block.	2750	Will never block.
2462		2751
2463	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2774	my ($self) = @_;
2486		2775
2487	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2488		2777
		2778	++$self->{_link_recursion};
		2779
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2781
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2493		2784
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2786	}
2496		2787
2497	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2499		2790
…		…
2516	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2518		2809
2519	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2522		2813
2523	$map->load;	2814	$map->load;
2524	$map->load_neighbours;
2525		2815
2526	return unless $self->contr->active;	2816	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2817
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2532	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2533		2825
		2826	}
		2827
2534	=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)]])
2535		2829
2536	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
2537	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2538	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
2539	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
…		…
2546		2840
2547	our $GOTOGEN;	2841	our $GOTOGEN;
2548		2842
2549	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2550	my ($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	}
2551		2851
2552	# 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
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2854
2555	$self->enter_link;	2855	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2576	}	2876	}
2577	}	2877	}
2578		2878
2579	my $map = eval {	2879	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2881
2582	if ($map) {	2882	if ($map) {
2583	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2885	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2887	}
2588		2888
2589	$map	2889	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2600	}	2900	}
2601		2901
2602	$done->() if $done;	2902	$done->($self) if $done;
2603	})->prio (1);	2903	})->prio (1);
2604	}	2904	}
2605		2905
2606	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2607		2907
…		…
2675	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2676		2976
2677	unless (eval {	2977	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2679		2979
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2690	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	}
2691		3006
2692	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2693		3008
2694	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "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. "
2702	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2704		3019
2705	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	3021	$self->leave_link;
2707	}	3022	}
2708	})->prio (1);	3023	})->prio (1);
2709	}	3024	}
2710		3025
…		…
2722	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2724		3039
2725	utf8::encode $text;	3040	utf8::encode $text;
2726	$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);
2727	}	3067	}
2728		3068
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3070
2731	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
…		…
2735		3075
2736	=cut	3076	=cut
2737		3077
2738	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2739	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	},
2740	"c/identify" => {	3086	"c/identify" => {
2741	id => "infobox",	3087	id => "infobox",
2742	title => "Identify",	3088	title => "Identify",
2743	reply => undef,	3089	reply => undef,
2744	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3092	"c/examine" => {
2747	id => "infobox",	3093	id => "infobox",
2748	title => "Examine",	3094	title => "Examine",
2749	reply => undef,	3095	reply => undef,
2750	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",
2751	},	3103	},
2752	"c/book" => {	3104	"c/book" => {
2753	id => "infobox",	3105	id => "infobox",
2754	title => "Book",	3106	title => "Book",
2755	reply => undef,	3107	reply => undef,
…		…
2771	id => "infobox",	3123	id => "infobox",
2772	title => "Body Parts",	3124	title => "Body Parts",
2773	reply => undef,	3125	reply => undef,
2774	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2775	},	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	},
2776	"c/uptime" => {	3164	"c/uptime" => {
2777	id => "infobox",	3165	id => "infobox",
2778	title => "Uptime",	3166	title => "Uptime",
2779	reply => undef,	3167	reply => undef,
2780	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2789	id => "party",	3177	id => "party",
2790	title => "Party",	3178	title => "Party",
2791	reply => "gsay ",	3179	reply => "gsay ",
2792	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2793	},	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" => $CHAT_CHANNEL,
2794	);	3190	);
2795		3191
2796	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2797	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2798		3194
…		…
2803		3199
2804	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2805	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2806	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2807		3203
2808	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2809	if $self->can_msg;
2810
2811	$channel = $channel->{id};	3205	$channel = $channel->{id};
2812		3206
2813	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2814	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2815	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2816	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2817	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2818	if $self->can_msg;
2819	}	3212	}
2820		3213
2821	$channel = $channel->{id};	3214	$channel = $channel->{id};
2822	}	3215	}
2823		3216
2824	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2825		3218
2826	if ($self->can_msg) {
2827	# default colour, mask it out	3219	# default colour, mask it out
2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2829	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2830		3222
2831	my $pkt = "msg "	3223	my $pkt = "msg "
2832	. $self->{json_coder}->encode (	3224	. $self->{json_coder}->encode (
2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2834	);	3226	);
2835		3227
2836	# try lzf for large packets
2837	$pkt = "lzf " . Compress::LZF::compress $pkt
2838	if 1024 <= length $pkt and $self->{can_lzf};
2839
2840	# split very large packets
2841	if (8192 < length $pkt and $self->{can_lzf}) {
2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2843	$pkt = "frag";
2844	}
2845
2846	$self->send_packet ($pkt);	3228	$self->send_big_packet ($pkt);
2847	} else {
2848	if ($color >= 0) {
2849	# replace some tags by gcfclient-compatible ones
2850	for ($msg) {
2851	1 while
2852	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2853	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2854	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2855	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2856	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2857	}
2858
2859	$color &= cf::NDI_COLOR_MASK;
2860
2861	utf8::encode $msg;
2862
2863	if (0 && $msg =~ /\[/) {
2864	# COMMAND/INFO
2865	$self->send_packet ("drawextinfo $color 10 8 $msg")
2866	} else {
2867	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2868	$self->send_packet ("drawinfo $color $msg")
2869	}
2870	}
2871	}
2872	}	3229	}
2873		3230
2874	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2875		3232
2876	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2879		3236
2880	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2881	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2882		3239
2883	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2885	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2886	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2888	}	3245	}
2889	}	3246	}
2890		3247
2891	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2892		3249
…		…
2895	=cut	3252	=cut
2896		3253
2897	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2898	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2899		3256
2900	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2902	} elsif ($self->extcmd == 1) {
2903	#TODO: version 1, remove
2904	unshift @msg, msgtype => "reply", msgid => $id;
2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2906	}
2907	}	3260	}
2908		3261
2909	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2910		3263
2911	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2966	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2967		3320
2968	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2969		3322
2970	if (ref $msg) {	3323	if (ref $msg) {
2971	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2972	"ARRAY" eq ref $msg
2973	? @$msg
2974	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2975		3325
2976	my @reply;	3326	my @reply;
2977		3327
2978	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2979	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2981		3331
2982	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2983	if $reply;	3333	if $reply;
2984		3334
2985	} else {	3335	} else {
2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2987	}	3337	}
2988		3338
2989	cf::override;	3339	cf::override;
2990	},	3340	},
2991	);	3341	);
…		…
3011		3361
3012	$coro	3362	$coro
3013	}	3363	}
3014		3364
3015	cf::client->attach (	3365	cf::client->attach (
3016	on_destroy => sub {	3366	on_client_destroy => sub {
3017	my ($ns) = @_;	3367	my ($ns) = @_;
3018		3368
3019	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3020	},	3370	},
3021	);	3371	);
…		…
3037	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3038		3388
3039	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3040		3390
3041	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3042	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3043	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3044	sort time	3394	sort time
3045	));	3395	));
3046		3396
3047	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3051	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3052		3402
3053	cf::object	3403	cf::object
3054	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3055	insert remove name archname title slaying race decrease split	3405	insert remove name archname title slaying race decrease split
		3406	value
3056		3407
3057	cf::object::player	3408	cf::object::player
3058	player	3409	player
3059		3410
3060	cf::player	3411	cf::player
…		…
3066	=cut	3417	=cut
3067		3418
3068	for (	3419	for (
3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3070	insert remove inv nrof name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3071	decrease split destroy change_exp)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3072	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3073	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3074	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3075	) {	3426	) {
3076	no strict 'refs';
3077	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3078	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3079	for @funs;	3429	for @funs;
3080	}	3430	}
3081		3431
…		…
3096		3446
3097	my $qcode = $code;	3447	my $qcode = $code;
3098	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3099	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3100		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3101	local $_;	3454	local $_;
3102	local @safe::cf::_safe_eval_args = values %vars;
3103		3455
3104	my $eval =	3456	my $eval =
3105	"do {\n"	3457	"do {\n"
3106	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3107	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3108	. $code	3460	. $code
3109	. "\n}"	3461	. "\n}"
3110	;	3462	;
3111		3463
		3464	if ($CFG{safe_eval}) {
3112	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3113	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3114	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3115		3473
3116	if ($@) {	3474	if ($@) {
3117	warn "$@";	3475	warn "$@",
3118	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3119	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3120	}	3478	}
3121		3479
3122	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3123	}	3481	}
3124		3482
…		…
3138	=cut	3496	=cut
3139		3497
3140	sub register_script_function {	3498	sub register_script_function {
3141	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3142		3500
3143	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3144	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3145	}	3503	}
3146		3504
3147	=back	3505	=back
3148		3506
3149	=cut	3507	=cut
3150		3508
3151	#############################################################################	3509	#############################################################################
3152	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
		3514	# internal api, not fianlised
		3515	sub add_face {
		3516	my ($name, $type, $data) = @_;
		3517
		3518	my $idx = cf::face::find $name;
		3519
		3520	if ($idx) {
		3521	delete $FACEHASH{cf::face::get_chksum $idx};
		3522	} else {
		3523	$idx = cf::face::alloc $name;
		3524	}
		3525
		3526	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3527
		3528	cf::face::set_type $idx, $type;
		3529	cf::face::set_data $idx, 0, $data, $hash;
		3530	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3531	$FACEHASH{$hash} = $idx;#d#
		3532
		3533	$idx
		3534	}
3153		3535
3154	sub load_facedata($) {	3536	sub load_facedata($) {
3155	my ($path) = @_;	3537	my ($path) = @_;
3156		3538
3157	# HACK to clear player env face cache, we need some signal framework	3539	# HACK to clear player env face cache, we need some signal framework
3158	# for this (global event?)	3540	# for this (global event?)
3159	%ext::player_env::MUSIC_FACE_CACHE = ();	3541	%ext::player_env::MUSIC_FACE_CACHE = ();
3160		3542
3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3543	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3162		3544
3163	warn "loading facedata from $path\n";	3545	trace "loading facedata from $path\n";
3164		3546
3165	my $facedata;	3547	my $facedata = decode_storable load_file $path;
3166	0 < aio_load $path, $facedata
3167	or die "$path: $!";
3168
3169	$facedata = Coro::Storable::thaw $facedata;
3170		3548
3171	$facedata->{version} == 2	3549	$facedata->{version} == 2
3172	or cf::cleanup "$path: version mismatch, cannot proceed.";	3550	or cf::cleanup "$path: version mismatch, cannot proceed.";
3173		3551
3174	# patch in the exptable
3175	$facedata->{resource}{"res/exp_table"} = {
3176	type => FT_RSRC,
3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3178	};
3179	cf::cede_to_tick;	3552	cf::cede_to_tick;
3180		3553
3181	{	3554	{
3182	my $faces = $facedata->{faceinfo};	3555	my $faces = $facedata->{faceinfo};
3183		3556
3184	while (my ($face, $info) = each %$faces) {	3557	for my $face (sort keys %$faces) {
		3558	my $info = $faces->{$face};
3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3559	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3186		3560
3187	cf::face::set_visibility $idx, $info->{visibility};	3561	cf::face::set_visibility $idx, $info->{visibility};
3188	cf::face::set_magicmap $idx, $info->{magicmap};	3562	cf::face::set_magicmap $idx, $info->{magicmap};
3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3563	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3564	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3565	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3566	$FACEHASH{$info->{hash64}} = $idx;#d#
3191		3567
3192	cf::cede_to_tick;	3568	cf::cede_to_tick;
3193	}	3569	}
3194		3570
3195	while (my ($face, $info) = each %$faces) {	3571	while (my ($face, $info) = each %$faces) {
…		…
3200		3576
3201	if (my $smooth = cf::face::find $info->{smooth}) {	3577	if (my $smooth = cf::face::find $info->{smooth}) {
3202	cf::face::set_smooth $idx, $smooth;	3578	cf::face::set_smooth $idx, $smooth;
3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3579	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3204	} else {	3580	} else {
3205	warn "smooth face '$info->{smooth}' not found for face '$face'";	3581	error "smooth face '$info->{smooth}' not found for face '$face'";
3206	}	3582	}
3207		3583
3208	cf::cede_to_tick;	3584	cf::cede_to_tick;
3209	}	3585	}
3210	}	3586	}
…		…
3219		3595
3220	cf::anim::invalidate_all; # d'oh	3596	cf::anim::invalidate_all; # d'oh
3221	}	3597	}
3222		3598
3223	{	3599	{
3224	# TODO: for gcfclient pleasure, we should give resources
3225	# that gcfclient doesn't grok a >10000 face index.
3226	my $res = $facedata->{resource};	3600	my $res = $facedata->{resource};
3227		3601
3228	while (my ($name, $info) = each %$res) {	3602	while (my ($name, $info) = each %$res) {
3229	if (defined $info->{type}) {	3603	if (defined (my $type = $info->{type})) {
		3604	# TODO: different hash - must free and use new index, or cache ixface data queue
3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3605	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3231	my $data;
3232		3606
3233	if ($info->{type} & 1) {
3234	# prepend meta info
3235
3236	my $meta = $enc->encode ({
3237	name => $name,
3238	%{ $info->{meta} || {} },
3239	});
3240
3241	$data = pack "(w/a*)*", $meta, $info->{data};
3242	} else {
3243	$data = $info->{data};
3244	}
3245
3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3247	cf::face::set_type $idx, $info->{type};	3607	cf::face::set_type $idx, $type;
		3608	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3609	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3610	$FACEHASH{$info->{hash}} = $idx;#d#
3248	} else {	3611	} else {
3249	$RESOURCE{$name} = $info;	3612	# $RESOURCE{$name} = $info; # unused
3250	}	3613	}
3251		3614
3252	cf::cede_to_tick;	3615	cf::cede_to_tick;
3253	}	3616	}
3254	}	3617	}
3255		3618
3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3619	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3257		3620
3258	1	3621	1
3259	}	3622	}
3260
3261	cf::global->attach (on_resource_update => sub {
3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3264
3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3266	my $sound = $soundconf->{compat}[$_]
3267	or next;
3268
3269	my $face = cf::face::find "sound/$sound->[1]";
3270	cf::sound::set $sound->[0] => $face;
3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3272	}
3273
3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
3275	my $face = cf::face::find "sound/$v";
3276	cf::sound::set $k => $face;
3277	}
3278	}
3279	});
3280		3623
3281	register_exticmd fx_want => sub {	3624	register_exticmd fx_want => sub {
3282	my ($ns, $want) = @_;	3625	my ($ns, $want) = @_;
3283		3626
3284	while (my ($k, $v) = each %$want) {	3627	while (my ($k, $v) = each %$want) {
…		…
3292	my $status = load_resource_file_ $_[0];	3635	my $status = load_resource_file_ $_[0];
3293	get_slot 0.1, 100;	3636	get_slot 0.1, 100;
3294	cf::arch::commit_load;	3637	cf::arch::commit_load;
3295		3638
3296	$status	3639	$status
		3640	}
		3641
		3642	sub reload_exp_table {
		3643	_reload_exp_table;
		3644
		3645	add_face "res/exp_table" => FT_RSRC,
		3646	JSON::XS->new->utf8->canonical->encode (
		3647	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3648	);
		3649	}
		3650
		3651	sub reload_materials {
		3652	_reload_materials;
3297	}	3653	}
3298		3654
3299	sub reload_regions {	3655	sub reload_regions {
3300	# HACK to clear player env face cache, we need some signal framework	3656	# HACK to clear player env face cache, we need some signal framework
3301	# for this (global event?)	3657	# for this (global event?)
…		…
3316	}	3672	}
3317		3673
3318	sub reload_archetypes {	3674	sub reload_archetypes {
3319	load_resource_file "$DATADIR/archetypes"	3675	load_resource_file "$DATADIR/archetypes"
3320	or die "unable to load archetypes\n";	3676	or die "unable to load archetypes\n";
		3677
		3678	add_face "res/skill_info" => FT_RSRC,
		3679	JSON::XS->new->utf8->canonical->encode (
		3680	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3681	);
		3682	add_face "res/spell_paths" => FT_RSRC,
		3683	JSON::XS->new->utf8->canonical->encode (
		3684	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3685	);
3321	}	3686	}
3322		3687
3323	sub reload_treasures {	3688	sub reload_treasures {
3324	load_resource_file "$DATADIR/treasures"	3689	load_resource_file "$DATADIR/treasures"
3325	or die "unable to load treasurelists\n";	3690	or die "unable to load treasurelists\n";
3326	}	3691	}
3327		3692
		3693	sub reload_sound {
		3694	trace "loading sound config from $DATADIR/sound\n";
		3695
		3696	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3697
		3698	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3699	my $sound = $soundconf->{compat}[$_]
		3700	or next;
		3701
		3702	my $face = cf::face::find "sound/$sound->[1]";
		3703	cf::sound::set $sound->[0] => $face;
		3704	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3705	}
		3706
		3707	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3708	my $face = cf::face::find "sound/$v";
		3709	cf::sound::set $k => $face;
		3710	}
		3711	}
		3712
3328	sub reload_resources {	3713	sub reload_resources {
3329	warn "reloading resource files...\n";	3714	trace "reloading resource files...\n";
3330		3715
		3716	reload_materials;
3331	reload_facedata;	3717	reload_facedata;
		3718	reload_exp_table;
		3719	reload_sound;
3332	reload_archetypes;	3720	reload_archetypes;
3333	reload_regions;	3721	reload_regions;
3334	reload_treasures;	3722	reload_treasures;
3335		3723
3336	warn "finished reloading resource files\n";	3724	trace "finished reloading resource files\n";
3337	}
3338
3339	sub init {
3340	my $guard = freeze_mainloop;
3341
3342	evthread_start IO::AIO::poll_fileno;
3343
3344	reload_resources;
3345	}	3725	}
3346		3726
3347	sub reload_config {	3727	sub reload_config {
3348	open my $fh, "<:utf8", "$CONFDIR/config"	3728	trace "reloading config file...\n";
3349	or return;
3350		3729
3351	local $/;	3730	my $config = load_file "$CONFDIR/config";
3352	*CFG = YAML::Load <$fh>;	3731	utf8::decode $config;
		3732	*CFG = decode_yaml $config;
3353		3733
3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3734	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355		3735
3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3736	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3737	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358		3738
3359	if (exists $CFG{mlockall}) {	3739	if (exists $CFG{mlockall}) {
…		…
3382		3762
3383	seek $fh, 0, 0;	3763	seek $fh, 0, 0;
3384	print $fh $$;	3764	print $fh $$;
3385	}	3765	}
3386		3766
		3767	sub main_loop {
		3768	trace "EV::loop starting\n";
		3769	if (1) {
		3770	EV::loop;
		3771	}
		3772	trace "EV::loop returned\n";
		3773	goto &main_loop unless $REALLY_UNLOOP;
		3774	}
		3775
3387	sub main {	3776	sub main {
3388	atomic;	3777	cf::init_globals; # initialise logging
		3778
		3779	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3780	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3781	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3782	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3783
		3784	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3389		3785
3390	# we must not ever block the main coroutine	3786	# we must not ever block the main coroutine
3391	local $Coro::idle = sub {	3787	$Coro::idle = sub {
3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3788	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3393	(async {	3789	(async {
3394	$Coro::current->{desc} = "IDLE BUG HANDLER";	3790	$Coro::current->{desc} = "IDLE BUG HANDLER";
3395	EV::loop EV::LOOP_ONESHOT;	3791	EV::loop EV::LOOP_ONESHOT;
3396	})->prio (Coro::PRIO_MAX);	3792	})->prio (Coro::PRIO_MAX);
3397	};	3793	};
3398		3794
3399	{	3795	evthread_start IO::AIO::poll_fileno;
3400	my $guard = freeze_mainloop;	3796
		3797	cf::sync_job {
		3798	cf::incloader::init ();
		3799
		3800	cf::init_anim;
		3801	cf::init_attackmess;
		3802	cf::init_dynamic;
		3803
		3804	cf::load_settings;
		3805
		3806	reload_resources;
3401	reload_config;	3807	reload_config;
3402	db_init;	3808	db_init;
		3809
		3810	cf::init_uuid;
		3811	cf::init_signals;
		3812	cf::init_skills;
		3813
		3814	cf::init_beforeplay;
		3815
		3816	atomic;
		3817
3403	load_extensions;	3818	load_extensions;
3404		3819
3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3406	}
3407
3408	utime time, time, $RUNTIMEFILE;	3820	utime time, time, $RUNTIMEFILE;
3409		3821
3410	# no (long-running) fork's whatsoever before this point(!)	3822	# no (long-running) fork's whatsoever before this point(!)
		3823	use POSIX ();
3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3824	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3412		3825
3413	EV::loop;	3826	cf::_post_init 0;
		3827	};
		3828
		3829	cf::object::thawer::errors_are_fatal 0;
		3830	info "parse errors in files are no longer fatal from this point on.\n";
		3831
		3832	AE::postpone {
		3833	undef &main; # free gobs of memory :)
		3834	};
		3835
		3836	goto &main_loop;
3414	}	3837	}
3415		3838
3416	#############################################################################	3839	#############################################################################
3417	# initialisation and cleanup	3840	# initialisation and cleanup
3418		3841
3419	# install some emergency cleanup handlers	3842	# install some emergency cleanup handlers
3420	BEGIN {	3843	BEGIN {
3421	our %SIGWATCHER = ();	3844	our %SIGWATCHER = ();
3422	for my $signal (qw(INT HUP TERM)) {	3845	for my $signal (qw(INT HUP TERM)) {
3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3846	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3424	cf::cleanup "SIG$signal";	3847	cf::cleanup "SIG$signal";
3425	};	3848	};
3426	}	3849	}
3427	}	3850	}
3428		3851
3429	sub write_runtime_sync {	3852	sub write_runtime_sync {
		3853	my $t0 = AE::time;
		3854
3430	# first touch the runtime file to show we are still running:	3855	# first touch the runtime file to show we are still running:
3431	# the fsync below can take a very very long time.	3856	# the fsync below can take a very very long time.
3432		3857
3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3858	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3434		3859
3435	my $guard = cf::lock_acquire "write_runtime";	3860	my $guard = cf::lock_acquire "write_runtime";
3436		3861
3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3862	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3438	or return;	3863	or return;
3439		3864
3440	my $value = $cf::RUNTIME + 90 + 10;	3865	my $value = $cf::RUNTIME + 90 + 10;
3441	# 10 is the runtime save interval, for a monotonic clock	3866	# 10 is the runtime save interval, for a monotonic clock
3442	# 60 allows for the watchdog to kill the server.	3867	# 60 allows for the watchdog to kill the server.
…		…
3455	or return;	3880	or return;
3456		3881
3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3882	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3458	and return;	3883	and return;
3459		3884
3460	warn "runtime file written.\n";	3885	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3461		3886
3462	1	3887	1
3463	}	3888	}
3464		3889
3465	our $uuid_lock;	3890	our $uuid_lock;
…		…
3474	my $uuid = "$LOCALDIR/uuid";	3899	my $uuid = "$LOCALDIR/uuid";
3475		3900
3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3901	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3477	or return;	3902	or return;
3478		3903
3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3904	my $value = uuid_seq uuid_cur;
		3905
		3906	unless ($value) {
		3907	info "cowardly refusing to write zero uuid value!\n";
		3908	return;
		3909	}
		3910
		3911	my $value = uuid_str $value + $uuid_skip;
3480	$uuid_skip = 0;	3912	$uuid_skip = 0;
3481		3913
3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3914	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3483	and return;	3915	and return;
3484		3916
…		…
3490	or return;	3922	or return;
3491		3923
3492	aio_rename "$uuid~", $uuid	3924	aio_rename "$uuid~", $uuid
3493	and return;	3925	and return;
3494		3926
3495	warn "uuid file written ($value).\n";	3927	trace "uuid file written ($value).\n";
3496		3928
3497	1	3929	1
3498		3930
3499	}	3931	}
3500		3932
…		…
3506	}	3938	}
3507		3939
3508	sub emergency_save() {	3940	sub emergency_save() {
3509	my $freeze_guard = cf::freeze_mainloop;	3941	my $freeze_guard = cf::freeze_mainloop;
3510		3942
3511	warn "enter emergency perl save\n";	3943	info "emergency_perl_save: enter\n";
		3944
		3945	# this is a trade-off: we want to be very quick here, so
		3946	# save all maps without fsync, and later call a global sync
		3947	# (which in turn might be very very slow)
		3948	local $USE_FSYNC = 0;
3512		3949
3513	cf::sync_job {	3950	cf::sync_job {
		3951	cf::write_runtime_sync; # external watchdog should not bark
		3952
3514	# use a peculiar iteration method to avoid tripping on perl	3953	# use a peculiar iteration method to avoid tripping on perl
3515	# refcount bugs in for. also avoids problems with players	3954	# refcount bugs in for. also avoids problems with players
3516	# and maps saved/destroyed asynchronously.	3955	# and maps saved/destroyed asynchronously.
3517	warn "begin emergency player save\n";	3956	info "emergency_perl_save: begin player save\n";
3518	for my $login (keys %cf::PLAYER) {	3957	for my $login (keys %cf::PLAYER) {
3519	my $pl = $cf::PLAYER{$login} or next;	3958	my $pl = $cf::PLAYER{$login} or next;
3520	$pl->valid or next;	3959	$pl->valid or next;
3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3960	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3522	$pl->save;	3961	$pl->save;
3523	}	3962	}
3524	warn "end emergency player save\n";	3963	info "emergency_perl_save: end player save\n";
3525		3964
3526	warn "begin emergency map save\n";	3965	cf::write_runtime_sync; # external watchdog should not bark
		3966
		3967	info "emergency_perl_save: begin map save\n";
3527	for my $path (keys %cf::MAP) {	3968	for my $path (keys %cf::MAP) {
3528	my $map = $cf::MAP{$path} or next;	3969	my $map = $cf::MAP{$path} or next;
3529	$map->valid or next;	3970	$map->valid or next;
3530	$map->save;	3971	$map->save;
3531	}	3972	}
3532	warn "end emergency map save\n";	3973	info "emergency_perl_save: end map save\n";
3533		3974
3534	warn "begin emergency database checkpoint\n";	3975	cf::write_runtime_sync; # external watchdog should not bark
		3976
		3977	info "emergency_perl_save: begin database checkpoint\n";
3535	BDB::db_env_txn_checkpoint $DB_ENV;	3978	BDB::db_env_txn_checkpoint $DB_ENV;
3536	warn "end emergency database checkpoint\n";	3979	info "emergency_perl_save: end database checkpoint\n";
3537		3980
3538	warn "begin write uuid\n";	3981	info "emergency_perl_save: begin write uuid\n";
3539	write_uuid_sync 1;	3982	write_uuid_sync 1;
3540	warn "end write uuid\n";	3983	info "emergency_perl_save: end write uuid\n";
		3984
		3985	cf::write_runtime_sync; # external watchdog should not bark
		3986
		3987	trace "emergency_perl_save: syncing database to disk";
		3988	BDB::db_env_txn_checkpoint $DB_ENV;
		3989
		3990	info "emergency_perl_save: starting sync\n";
		3991	IO::AIO::aio_sync sub {
		3992	info "emergency_perl_save: finished sync\n";
		3993	};
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
		3996
		3997	trace "emergency_perl_save: flushing outstanding aio requests";
		3998	while (IO::AIO::nreqs || BDB::nreqs) {
		3999	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4000	}
		4001
		4002	cf::write_runtime_sync; # external watchdog should not bark
3541	};	4003	};
3542		4004
3543	warn "leave emergency perl save\n";	4005	info "emergency_perl_save: leave\n";
3544	}	4006	}
3545		4007
3546	sub post_cleanup {	4008	sub post_cleanup {
3547	my ($make_core) = @_;	4009	my ($make_core) = @_;
3548		4010
		4011	IO::AIO::flush;
		4012
3549	warn Carp::longmess "post_cleanup backtrace"	4013	error Carp::longmess "post_cleanup backtrace"
3550	if $make_core;	4014	if $make_core;
3551		4015
3552	my $fh = pidfile;	4016	my $fh = pidfile;
3553	unlink $PIDFILE if <$fh> == $$;	4017	unlink $PIDFILE if <$fh> == $$;
3554	}	4018	}
…		…
3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4038	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3575	for my $name (keys %$leaf_symtab) {	4039	for my $name (keys %$leaf_symtab) {
3576	_gv_clear *{"$pkg$name"};	4040	_gv_clear *{"$pkg$name"};
3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4041	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3578	}	4042	}
3579	warn "cleared package #$pkg\n";#d#
3580	}	4043	}
3581
3582	our $RELOAD; # how many times to reload
3583		4044
3584	sub do_reload_perl() {	4045	sub do_reload_perl() {
3585	# can/must only be called in main	4046	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	4047	unless (in_main) {
3587	warn "can only reload from main coroutine";	4048	error "can only reload from main coroutine";
3588	return;	4049	return;
3589	}	4050	}
3590		4051
3591	return if $RELOAD++;	4052	return if $RELOAD++;
3592		4053
		4054	my $t1 = AE::time;
		4055
3593	while ($RELOAD) {	4056	while ($RELOAD) {
3594	warn "reloading...";	4057	cf::get_slot 0.1, -1, "reload_perl";
		4058	info "perl_reload: reloading...";
3595		4059
3596	warn "entering sync_job";	4060	trace "perl_reload: entering sync_job";
3597		4061
3598	cf::sync_job {	4062	cf::sync_job {
3599	cf::write_runtime_sync; # external watchdog should not bark
3600	cf::emergency_save;	4063	#cf::emergency_save;
3601	cf::write_runtime_sync; # external watchdog should not bark
3602		4064
3603	warn "syncing database to disk";
3604	BDB::db_env_txn_checkpoint $DB_ENV;
3605
3606	# if anything goes wrong in here, we should simply crash as we already saved
3607
3608	warn "flushing outstanding aio requests";
3609	while (IO::AIO::nreqs || BDB::nreqs) {
3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3611	}
3612
3613	warn "cancelling all extension coros";	4065	trace "perl_reload: cancelling all extension coros";
3614	$_->cancel for values %EXT_CORO;	4066	$_->cancel for values %EXT_CORO;
3615	%EXT_CORO = ();	4067	%EXT_CORO = ();
3616		4068
3617	warn "removing commands";	4069	trace "perl_reload: removing commands";
3618	%COMMAND = ();	4070	%COMMAND = ();
3619		4071
3620	warn "removing ext/exti commands";	4072	trace "perl_reload: removing ext/exti commands";
3621	%EXTCMD = ();	4073	%EXTCMD = ();
3622	%EXTICMD = ();	4074	%EXTICMD = ();
3623		4075
3624	warn "unloading/nuking all extensions";	4076	trace "perl_reload: unloading/nuking all extensions";
3625	for my $pkg (@EXTS) {	4077	for my $pkg (@EXTS) {
3626	warn "... unloading $pkg";	4078	trace "... unloading $pkg";
3627		4079
3628	if (my $cb = $pkg->can ("unload")) {	4080	if (my $cb = $pkg->can ("unload")) {
3629	eval {	4081	eval {
3630	$cb->($pkg);	4082	$cb->($pkg);
3631	1	4083	1
3632	} or warn "$pkg unloaded, but with errors: $@";	4084	} or error "$pkg unloaded, but with errors: $@";
3633	}	4085	}
3634		4086
3635	warn "... clearing $pkg";	4087	trace "... clearing $pkg";
3636	clear_package $pkg;	4088	clear_package $pkg;
3637	}	4089	}
3638		4090
3639	warn "unloading all perl modules loaded from $LIBDIR";	4091	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3640	while (my ($k, $v) = each %INC) {	4092	while (my ($k, $v) = each %INC) {
3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4093	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3642		4094
3643	warn "... unloading $k";	4095	trace "... unloading $k";
3644	delete $INC{$k};	4096	delete $INC{$k};
3645		4097
3646	$k =~ s/\.pm$//;	4098	$k =~ s/\.pm$//;
3647	$k =~ s/\//::/g;	4099	$k =~ s/\//::/g;
3648		4100
…		…
3651	}	4103	}
3652		4104
3653	clear_package $k;	4105	clear_package $k;
3654	}	4106	}
3655		4107
3656	warn "getting rid of safe::, as good as possible";	4108	trace "perl_reload: getting rid of safe::, as good as possible";
3657	clear_package "safe::$_"	4109	clear_package "safe::$_"
3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4110	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3659		4111
3660	warn "unloading cf.pm \"a bit\"";	4112	trace "perl_reload: unloading cf.pm \"a bit\"";
3661	delete $INC{"cf.pm"};	4113	delete $INC{"cf.pm"};
3662	delete $INC{"cf/pod.pm"};	4114	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3663		4115
3664	# don't, removes xs symbols, too,	4116	# don't, removes xs symbols, too,
3665	# and global variables created in xs	4117	# and global variables created in xs
3666	#clear_package __PACKAGE__;	4118	#clear_package __PACKAGE__;
3667		4119
3668	warn "unload completed, starting to reload now";	4120	info "perl_reload: unload completed, starting to reload now";
3669		4121
3670	warn "reloading cf.pm";	4122	trace "perl_reload: reloading cf.pm";
3671	require cf;	4123	require cf;
3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4124	cf::_connect_to_perl_1;
3673		4125
3674	warn "loading config and database again";	4126	trace "perl_reload: loading config and database again";
3675	cf::reload_config;	4127	cf::reload_config;
3676		4128
3677	warn "loading extensions";	4129	trace "perl_reload: loading extensions";
3678	cf::load_extensions;	4130	cf::load_extensions;
3679		4131
		4132	if ($REATTACH_ON_RELOAD) {
3680	warn "reattaching attachments to objects/players";	4133	trace "perl_reload: reattaching attachments to objects/players";
3681	_global_reattach; # objects, sockets	4134	_global_reattach; # objects, sockets
3682	warn "reattaching attachments to maps";	4135	trace "perl_reload: reattaching attachments to maps";
3683	reattach $_ for values %MAP;	4136	reattach $_ for values %MAP;
3684	warn "reattaching attachments to players";	4137	trace "perl_reload: reattaching attachments to players";
3685	reattach $_ for values %PLAYER;	4138	reattach $_ for values %PLAYER;
		4139	}
3686		4140
3687	warn "leaving sync_job";	4141	cf::_post_init 1;
		4142
		4143	trace "perl_reload: leaving sync_job";
3688		4144
3689	1	4145	1
3690	} or do {	4146	} or do {
3691	warn $@;	4147	error $@;
3692	cf::cleanup "error while reloading, exiting.";	4148	cf::cleanup "perl_reload: error, exiting.";
3693	};	4149	};
3694		4150
3695	warn "reloaded";
3696	--$RELOAD;	4151	--$RELOAD;
3697	}	4152	}
		4153
		4154	$t1 = AE::time - $t1;
		4155	info "perl_reload: completed in ${t1}s\n";
3698	};	4156	};
3699		4157
3700	our $RELOAD_WATCHER; # used only during reload	4158	our $RELOAD_WATCHER; # used only during reload
3701		4159
3702	sub reload_perl() {	4160	sub reload_perl() {
3703	# doing reload synchronously and two reloads happen back-to-back,	4161	# doing reload synchronously and two reloads happen back-to-back,
3704	# coro crashes during coro_state_free->destroy here.	4162	# coro crashes during coro_state_free->destroy here.
3705		4163
		4164	$RELOAD_WATCHER ||= cf::async {
		4165	Coro::AIO::aio_wait cache_extensions;
		4166
3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4167	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3707	do_reload_perl;	4168	do_reload_perl;
3708	undef $RELOAD_WATCHER;	4169	undef $RELOAD_WATCHER;
		4170	};
3709	};	4171	};
3710	}	4172	}
3711		4173
3712	register_command "reload" => sub {	4174	register_command "reload" => sub {
3713	my ($who, $arg) = @_;	4175	my ($who, $arg) = @_;
…		…
3719	reload_perl;	4181	reload_perl;
3720	};	4182	};
3721	}	4183	}
3722	};	4184	};
3723		4185
3724	unshift @INC, $LIBDIR;	4186	#############################################################################
3725		4187
3726	my $bug_warning = 0;	4188	my $bug_warning = 0;
3727		4189
3728	our @WAIT_FOR_TICK;
3729	our @WAIT_FOR_TICK_BEGIN;
3730
3731	sub wait_for_tick {	4190	sub wait_for_tick() {
3732	return if tick_inhibit || $Coro::current == $Coro::main;	4191	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3733		4192
3734	my $signal = new Coro::Signal;	4193	$WAIT_FOR_TICK->wait;
3735	push @WAIT_FOR_TICK, $signal;
3736	$signal->wait;
3737	}	4194	}
3738		4195
3739	sub wait_for_tick_begin {	4196	sub wait_for_tick_begin() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4197	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3741		4198
3742	my $signal = new Coro::Signal;	4199	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK_BEGIN, $signal;	4200	push @WAIT_FOR_TICK_BEGIN, $signal;
3744	$signal->wait;	4201	$signal->wait;
3745	}	4202	}
…		…
3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4206	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3750	unless ++$bug_warning > 10;	4207	unless ++$bug_warning > 10;
3751	return;	4208	return;
3752	}	4209	}
3753		4210
3754	cf::server_tick; # one server iteration	4211	cf::one_tick; # one server iteration
		4212
		4213	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3755		4214
3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4215	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4216	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3758	Coro::async_pool {	4217	Coro::async_pool {
3759	$Coro::current->{desc} = "runtime saver";	4218	$Coro::current->{desc} = "runtime saver";
3760	write_runtime_sync	4219	write_runtime_sync
3761	or warn "ERROR: unable to write runtime file: $!";	4220	or error "ERROR: unable to write runtime file: $!";
3762	};	4221	};
3763	}	4222	}
3764		4223
3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4224	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3766	$sig->send;	4225	$sig->send;
3767	}	4226	}
3768	while (my $sig = shift @WAIT_FOR_TICK) {	4227	$WAIT_FOR_TICK->broadcast;
3769	$sig->send;
3770	}
3771		4228
3772	$LOAD = ($NOW - $TICK_START) / $TICK;	4229	$LOAD = ($NOW - $TICK_START) / $TICK;
3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4230	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3774		4231
3775	if (0) {	4232	if (0) {
3776	if ($NEXT_TICK) {	4233	if ($NEXT_TICK) {
3777	my $jitter = $TICK_START - $NEXT_TICK;	4234	my $jitter = $TICK_START - $NEXT_TICK;
3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4235	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3779	warn "jitter $JITTER\n";#d#	4236	debug "jitter $JITTER\n";#d#
3780	}	4237	}
3781	}	4238	}
3782	}	4239	}
3783		4240
3784	{	4241	{
3785	# configure BDB	4242	# configure BDB
3786		4243
3787	BDB::min_parallel 8;	4244	BDB::min_parallel 16;
3788	BDB::max_poll_reqs $TICK * 0.1;	4245	BDB::max_poll_reqs $TICK * 0.1;
3789	$AnyEvent::BDB::WATCHER->priority (1);	4246	#$AnyEvent::BDB::WATCHER->priority (1);
3790		4247
3791	unless ($DB_ENV) {	4248	unless ($DB_ENV) {
3792	$DB_ENV = BDB::db_env_create;	4249	$DB_ENV = BDB::db_env_create;
3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4250	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4251	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3829	IO::AIO::min_parallel 8;	4286	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	4287	IO::AIO::max_poll_time $TICK * 0.1;
3831	undef $AnyEvent::AIO::WATCHER;	4288	undef $AnyEvent::AIO::WATCHER;
3832	}	4289	}
3833		4290
3834	my $_log_backtrace;	4291	our $_log_backtrace;
		4292	our $_log_backtrace_last;
3835		4293
3836	sub _log_backtrace {	4294	sub _log_backtrace {
3837	my ($msg, @addr) = @_;	4295	my ($msg, @addr) = @_;
3838		4296
3839	$msg =~ s/\n//;	4297	$msg =~ s/\n$//;
3840		4298
		4299	if ($_log_backtrace_last eq $msg) {
		4300	LOG llevInfo, "[ABT] $msg\n";
		4301	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3841	# limit the # of concurrent backtraces	4302	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4303	} elsif ($_log_backtrace < 2) {
		4304	$_log_backtrace_last = $msg;
3843	++$_log_backtrace;	4305	++$_log_backtrace;
3844	my $perl_bt = Carp::longmess $msg;	4306	my $perl_bt = Carp::longmess $msg;
3845	async {	4307	async {
3846	$Coro::current->{desc} = "abt $msg";	4308	$Coro::current->{desc} = "abt $msg";
3847		4309
…		…
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4329	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4330	--$_log_backtrace;
3869	};	4331	};
3870	} else {	4332	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4333	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4334	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3873	}	4335	}
3874	}	4336	}
3875		4337
3876	# load additional modules	4338	# load additional modules
3877	use cf::pod;	4339	require "cf/$_.pm" for @EXTRA_MODULES;
		4340	cf::_connect_to_perl_2;
3878		4341
3879	END { cf::emergency_save }	4342	END { cf::emergency_save }
3880		4343
3881	1	4344	1
3882		4345

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