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Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 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 utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.50 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
54	use IO::AIO 2.51 ();	62	use IO::AIO ();
55	use Time::HiRes;	63	use Time::HiRes;
56	use Compress::LZF;	64	use Compress::LZF;
57	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
58		68
59	# configure various modules to our taste	69	# configure various modules to our taste
60	#	70	#
61	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	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
64		79
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		82
67	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;
68		86
69	our %COMMAND = ();	87	our %COMMAND = ();
70	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
71		89
72	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	91	our %EXTCMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
77		95
78	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
80		100
81	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
82	our $DATADIR = datadir;	103	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
86	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		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;
93		124
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	127	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		129
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	133	our $DB_ENV;
105		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
106	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		139
108	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
110	our $NOW;	143	our $NOW;
111		144
112	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	154	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
123		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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
		164
124	binmode STDOUT;	165	binmode STDOUT;
125	binmode STDERR;	166	binmode STDERR;
126		167
127	# read virtual server time, if available	168	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
132	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
133		176
134	mkdir $_	177	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		179
137	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
138		181
139	sub cf::map::normalise;	182	sub cf::map::normalise;
140		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
141	#############################################################################	188	#############################################################################
142		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
143	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
144		202
145	=over 4	203	=over 4
146		204
147	=item $cf::UPTIME	205	=item $cf::UPTIME
148		206
149	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.
150		223
151	=item $cf::RUNTIME	224	=item $cf::RUNTIME
152		225
153	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
154	every server tick.	227	every server tick.
155		228
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		232
160	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
163	database environment.	236	database environment.
164		237
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	238	=item $cf::LOADAVG
174		239
175	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	251	from wherever your confdir points to.
187		252
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		254
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
194	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
195		277
196	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
197	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
198	that call.	280	that call.
199		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
200	=back	288	=back
201		289
202	=cut	290	=cut
203		291
204	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
205	*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 {
206	my $msg = join "", @_;	299	my $msg = join "", @_;
207		300
208	$msg .= "\n"	301	$msg .= "\n"
209	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
210		303
211	$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;
212		305
213	LOG llevError, $msg;	306	LOG llevWarn, $msg;
214	};	307	};
215	}
216		308
217	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
219		311
220	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	316	return;#d#
223	}#d#	317	}#d#
224		318
225	# kill coroutine otherwise	319	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	320	Coro::terminate
228	};	321	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		322
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	333	for my $pkg (qw(
243	cf::global cf::attachable	334	cf::global cf::attachable
244	cf::object cf::object::player	335	cf::object cf::object::player
245	cf::client cf::player	336	cf::client cf::player
246	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
247	cf::map cf::party cf::region	339	cf::party cf::region
248	)) {	340	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	342	}
252		343
253	$EV::DIED = sub {	344	$EV::DIED = sub {
254	warn "error in event callback: @_";	345	warn "error in event callback: $@";
255	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
256		352
257	#############################################################################	353	#############################################################################
258		354
259	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
260		356
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	378	$d
283	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
284	}	380	}
285		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
286	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
287		435
288	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
289		437
290	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		445
298	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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
301	=item cf::lock_wait $string	511	=item cf::lock_wait $string
302		512
303	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
304		514
305	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
306		516
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
310	returned.	520	returned.
311		521
312	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
313	deadlocked coro.	523	deadlocked coro.
…		…
319		529
320	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.
321		531
322	=cut	532	=cut
323		533
324	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		535
327	sub lock_wait($) {	536	sub lock_wait($) {
328	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	538	}
341		539
342	sub lock_acquire($) {	540	sub lock_acquire($) {
343	my ($key) = @_;	541	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	542	}
357		543
358	sub lock_active($) {	544	sub lock_active($) {
359	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	546	}
363		547
364	sub freeze_mainloop {	548	sub freeze_mainloop {
365	tick_inhibit_inc;	549	tick_inhibit_inc;
366		550
367	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
368	}	552	}
369		553
370	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
371		555
372	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
373	get spread over timer.	557	get spread over time.
374		558
375	=cut	559	=cut
376		560
377	sub periodic($$) {	561	sub periodic($$) {
378	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
383	}	567	}
384		568
385	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
386		570
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
390		578
391	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
392	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
393		581
394	Useful for short background jobs.	582	Useful for short background jobs.
395		583
396	=cut	584	=cut
397		585
398	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
400		589
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
404		593
405	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
406		596
407	while () {	597	while () {
408	next_job:	598	next_job:
		599
409	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	601
411	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	606	$job->[2]->send;
415	Coro::cede;	607	Coro::cede;
416	goto next_job;	608	goto next_job;
417	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	611	}
419	}	612	}
420		613
421	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
422	# 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
423	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	617	} else {
		618	$busy = 0;
426	Coro::schedule;	619	Coro::schedule;
427	}	620	}
428	}	621	}
429	};	622	};
430		623
431	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
432	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
433		628
434	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
435	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
436		632
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
465	=cut	661	=cut
466		662
467	sub sync_job(&) {	663	sub sync_job(&) {
468	my ($job) = @_;	664	my ($job) = @_;
469		665
470	if ($Coro::current == $Coro::main) {	666	if (in_main) {
471	my $time = EV::time;	667	my $time = AE::time;
472		668
473	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
475		671
476	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
477		673
478	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
479		675
480	my $busy = 1;	676	my $busy = 1;
481	my @res;	677	my @res;
482		678
483	(async {	679	(async {
484	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	681	@res = eval { $job->() };
486	warn $@ if $@;	682	error $@ if $@;
487	undef $busy;	683	undef $busy;
488	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
489		685
490	while ($busy) {	686	while ($busy) {
491	if (Coro::nready) {	687	if (Coro::nready) {
…		…
493	} else {	689	} else {
494	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
495	}	691	}
496	}	692	}
497		693
498	my $time = EV::time - $time;	694	my $time = AE::time - $time;
499		695
500	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
501		697
502	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
503	} else {	699	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
526		722
527	$coro	723	$coro
528	}	724	}
529		725
530	=item fork_call { }, $args	726	=item fork_call { }, @args
531		727
532	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
536		732
537	=cut	733	=cut
538		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
539	sub fork_call(&@) {	739	sub fork_call(&@) {
540	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
541		741
542	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
545		745
546	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
547	reset_signals;	747	cf::post_fork;
548	&$cb	748	&$cb
549	}, @args;	749	} @args;
550		750
551	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	)
552	}	763	}
553		764
554	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
555		766
556	=cut	767	=cut
…		…
593	within each server.	804	within each server.
594		805
595	=cut	806	=cut
596		807
597	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
598	my ($name) = @_;	812	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
600		814
601	eval {	815	eval {
602	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
612	}	826	}
613		827
614	our $DB;	828	our $DB;
615		829
616	sub db_init {	830	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	831	$DB ||= db_table "db";
619	};
620	}	832	}
621		833
622	sub db_get($$) {	834	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
624		836
625	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
626	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
627		841
628	$! ? ()	842	$! ? ()
629	: $data	843	: $data
630	}
631	}	844	}
632		845
633	sub db_put($$$) {	846	sub db_put($$$) {
634	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		876
664	my @data;	877	my @data;
665	my $md5;	878	my $md5;
666		879
667	for (0 .. $#$src) {	880	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	882	}
671		883
672	# if processing is expensive, check	884	# if processing is expensive, check
673	# checksum first	885	# checksum first
674	if (1) {	886	if (1) {
…		…
691		903
692	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	905	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
695		907
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		909
698	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
701		913
…		…
711		923
712	=cut	924	=cut
713		925
714	sub datalog($@) {	926	sub datalog($@) {
715	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	929	}
718		930
719	=back	931	=back
720		932
721	=cut	933	=cut
722		934
723	#############################################################################	935	#############################################################################
724		936
725	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
726		938
727	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
730		942
731	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
783		995
784	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
786		998
787	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
789		1001
790	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
791		1003
792	=over 4	1004	=over 4
…		…
916		1128
917	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1131
920	} elsif (ref $type) {	1132	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
922		1134
923	} else {	1135	} else {
924	shift @arg;	1136	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
926	}	1138	}
927	}	1139	}
928	}	1140	}
929		1141
930	sub _object_attach {	1142	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
941	}	1153	}
942		1154
943	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
944	} else {	1156	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1158	}
947		1159
948	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
949	}	1161	}
950		1162
…		…
1009		1221
1010	for (@$callbacks) {	1222	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1012		1224
1013	if ($@) {	1225	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1227	override;
1017	}	1228	}
1018		1229
1019	return 1 if $override;	1230	return 1 if $override;
1020	}	1231	}
…		…
1083		1294
1084	sub reattach {	1295	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1297	my ($obj) = @_;
1087		1298
		1299	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1301
1090	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1091		1303
1092	@$registry = ();	1304	@$registry = ();
1093		1305
…		…
1098	for (@$attach) {	1310	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1101	}	1313	}
1102	} else {	1314	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1316	}
1105	}	1317	}
1106	}	1318	}
1107		1319
1108	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1136		1348
1137	sync_job {	1349	sync_job {
1138	if (length $$rdata) {	1350	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1142		1355
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	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	}
1147	close $fh;	1363	aio_close $fh;
1148		1364
1149	if (@$objs) {	1365	if (@$objs) {
1150	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) {
1151	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1154	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	}
1155	close $fh;	1374	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1376	}
1158	} else {	1377	} else {
1159	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1160	}	1379	}
1161		1380
1162	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1385	} else {
1164	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1165	}	1387	}
1166	} else {	1388	} else {
1167	aio_unlink $filename;	1389	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1169	}	1391	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1416	$av = $st->{objs};
1195	}	1417	}
1196		1418
1197	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1200		1423
1201	($data, $av)	1424	($data, $av)
1202	}	1425	}
1203		1426
1204	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1261		1484
1262	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1263	}	1486	}
1264		1487
		1488	use File::Glob ();
		1489
1265	cf::player->attach (	1490	cf::player->attach (
1266	on_command => sub {	1491	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1268		1493
1269	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1270	or return;	1495	or return;
1271		1496
…		…
1279	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1280		1505
1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1282		1507
1283	if (ref $msg) {	1508	if (ref $msg) {
1284	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1285	"ARRAY" eq ref $msg
1286	? @$msg
1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1288		1510
1289	my @reply;	1511	my @reply;
1290		1512
1291	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1292	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1294		1516
1295	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1518	if $reply;
1297		1519
1298	} else {	1520	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1522	}
1301		1523
1302	cf::override;	1524	cf::override;
1303	},	1525	},
1304	);	1526	);
1305		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
1306	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1307	cf::sync_job {	1557	cf::sync_job {
1308	my %todo;	1558	my %todo;
1309		1559
1310	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1561	next unless -r $path;
…		…
1329		1579
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1582
1333	$ext{source} =	1583	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1336	. $source	1586	. $source
1337	. "\n};\n1";	1587	. "\n};\n1";
1338		1588
1339	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1340	}	1590	}
1341		1591
		1592	my $pass = 0;
1342	my %done;	1593	my %done;
1343	while (%todo) {	1594	while (%todo) {
1344	my $progress;	1595	my $progress;
1345		1596
		1597	++$pass;
		1598
		1599	ext:
1346	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1602	next ext
1349	unless exists $done{$_};	1603	unless exists $done{$_};
1350	}	1604	}
1351		1605
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1607
1354	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 $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1621
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1623	if exists $v->{meta}{mandatory};
1362		1624
1363	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;
1364	}	1634	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1635	}
1370		1636
1371	skip:	1637	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1374	}	1647	}
1375	};	1648	};
1376	}	1649	}
1377		1650
1378	#############################################################################	1651	#############################################################################
1379		1652
1380	=back	1653	=back
1381		1654
1382	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1383		1656
1384	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1385		1658
1386	=cut	1659	=cut
1387		1660
1388	package cf::player;	1661	package cf::player;
1389		1662
…		…
1432		1705
1433	sub exists($) {	1706	sub exists($) {
1434	my ($login) = @_;	1707	my ($login) = @_;
1435		1708
1436	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1438	}	1711	}
1439		1712
1440	sub find($) {	1713	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1715	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1728	or return;
1456		1729
1457	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1458	or return;	1731	or return;
		1732
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1462	}	1736	}
1463	}	1737	}
1464	}	1738	}
1465		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1466	sub save($) {	1753	sub save($) {
1467	my ($pl) = @_;	1754	my ($pl) = @_;
1468		1755
1469	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1470		1757
…		…
1473		1760
1474	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1475		1762
1476	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		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];
1478		1770
1479	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1772	cf::cede_to_tick;
1481	}	1773	}
1482		1774
…		…
1514	my ($pl) = @_;	1806	my ($pl) = @_;
1515		1807
1516	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1517		1809
1518	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1812
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1524	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1525		1821
1526	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1566		1862
1567	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1568	my $path = path $login;	1864	my $path = path $login;
1569		1865
1570	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1872	}
1576		1873
…		…
1580		1877
1581	\@logins	1878	\@logins
1582	}	1879	}
1583		1880
1584	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1585		1884
1586	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1587	player. May block.	1886	player. May block.
1588		1887
1589	=cut	1888	=cut
…		…
1607	}	1906	}
1608		1907
1609	\@paths	1908	\@paths
1610	}	1909	}
1611		1910
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1912
1614	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1914
1705	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1706		1916
1707	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1708		1918
…		…
1740		1950
1741	=cut	1951	=cut
1742		1952
1743	sub find_by_path($) {	1953	sub find_by_path($) {
1744	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1745		1957
1746	my ($match, $specificity);	1958	my ($match, $specificity);
1747		1959
1748	for my $region (list) {	1960	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1778	sub generate_random_map {	1990	sub generate_random_map {
1779	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1780		1992
1781	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
1782		1994
1783	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788	$rmp->{exit_on_final_map},
1789	$rmp->{xsize}, $rmp->{ysize},
1790	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1792	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1793	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1794	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1795	(cf::region::find $rmp->{region}), $rmp->{custom}
1796	)
1797	}	1996	}
1798		1997
1799	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1800		1999
1801	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
…		…
1806		2005
1807	sub register {	2006	sub register {
1808	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1809	my $pkg = caller;	2008	my $pkg = caller;
1810		2009
1811	no strict;
1812	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1813		2011
1814	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815	}	2013	}
1816		2014
1817	# also paths starting with '/'	2015	# also paths starting with '/'
1818	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819		2017
1820	sub thawer_merge {	2018	sub thawer_merge {
1821	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1822		2020
1823	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1828	}	2026	}
1829		2027
1830	sub normalise {	2028	sub normalise {
1831	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1832		2030
1833	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1834		2032
1835	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1836		2034
1837	# map plan:	2035	# map plan:
1838	#	2036	#
…		…
1853	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1854	$path = "$base/$path";	2052	$path = "$base/$path";
1855	}	2053	}
1856		2054
1857	for ($path) {	2055	for ($path) {
1858	redo if s{//}{/};
1859	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1860	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1861	}	2058	}
1862		2059
1863	$path	2060	$path
…		…
1877	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1878	return $self;	2075	return $self;
1879	}	2076	}
1880	}	2077	}
1881		2078
1882	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1883	()	2080	()
1884	}	2081	}
1885		2082
		2083	# may re-bless or do other evil things
1886	sub init {	2084	sub init {
1887	my ($self) = @_;	2085	my ($self) = @_;
1888		2086
1889	$self	2087	$self
1890	}	2088	}
…		…
1909		2107
1910	# the temporary/swap location	2108	# the temporary/swap location
1911	sub save_path {	2109	sub save_path {
1912	my ($self) = @_;	2110	my ($self) = @_;
1913		2111
1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1916	}	2114	}
1917		2115
1918	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1919	sub uniq_path {	2117	sub uniq_path {
1920	my ($self) = @_;	2118	my ($self) = @_;
1921		2119
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1924	}
1925
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}	2122	}
1934		2123
1935	sub decay_objects {	2124	sub decay_objects {
1936	my ($self) = @_;	2125	my ($self) = @_;
1937		2126
…		…
1964	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1965		2154
1966	1	2155	1
1967	}	2156	}
1968		2157
		2158	# used to laod the header of an original map
1969	sub load_header_orig {	2159	sub load_header_orig {
1970	my ($self) = @_;	2160	my ($self) = @_;
1971		2161
1972	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1973	}	2163	}
1974		2164
		2165	# used to laod the header of an instantiated map
1975	sub load_header_temp {	2166	sub load_header_temp {
1976	my ($self) = @_;	2167	my ($self) = @_;
1977		2168
1978	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1979	}	2170	}
1980		2171
		2172	# called after loading the header from an instantiated map
1981	sub prepare_temp {	2173	sub prepare_temp {
1982	my ($self) = @_;	2174	my ($self) = @_;
1983		2175
1984	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1985	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1986	# safety	2178	# safety
1987	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1988	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1989	}	2181	}
1990		2182
		2183	# called after loading the header from an original map
1991	sub prepare_orig {	2184	sub prepare_orig {
1992	my ($self) = @_;	2185	my ($self) = @_;
1993		2186
1994	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1995	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2019		2212
2020	sub find;	2213	sub find;
2021	sub find {	2214	sub find {
2022	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
2023		2216
		2217	cf::cede_to_tick;
		2218
2024	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
2025		2220
2026	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2223
2029	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
2034	or return;	2226	or return;
2035		2227
2036	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
2037		2229
…		…
2039	or return;	2231	or return;
2040		2232
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
2044	undef $guard1;	2237	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2238	$map->reset;
2047	return find $path;	2239	return find $path;
2048	}	2240	}
2049		2241
2050	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
2051	}	2243	}
2052	}	2244	}
2053		2245
2054	sub pre_load { }	2246	sub pre_load { }
2055	sub post_load { }	2247	#sub post_load { } # XS
2056		2248
2057	sub load {	2249	sub load {
2058	my ($self) = @_;	2250	my ($self) = @_;
2059		2251
2060	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2063		2255
2064	{	2256	{
2065	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2066		2258
2067	return unless $self->valid;	2259	return unless $self->valid;
2068	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2069
2070	$self->in_memory (cf::MAP_LOADING);
2071		2261
2072	$self->alloc;	2262	$self->alloc;
2073		2263
2074	$self->pre_load;	2264	$self->pre_load;
2075	cf::cede_to_tick;	2265	cf::cede_to_tick;
2076		2266
		2267	if (exists $self->{load_path}) {
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2269	$f->skip_block;
2079	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2080	or return;	2271	or return;
2081		2272
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2083	if delete $self->{load_original};	2274	if delete $self->{load_original};
2084		2275
2085	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2277	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2088	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2089	$self->clear_unique_items;	2280	$self->clear_unique_items;
2090	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2091	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2092	}	2284	}
2093	}	2285	}
2094	}
2095		2286
2096	$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);
2097		2294
2098	cf::cede_to_tick;	2295	cf::cede_to_tick;
2099	# now do the right thing for maps	2296	# now do the right thing for maps
2100	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2101	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2105	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2303	$self->decay_objects;
2107	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2108	$self->update_buttons;	2305	$self->update_buttons;
2109	cf::cede_to_tick;	2306	cf::cede_to_tick;
2110	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2111	cf::cede_to_tick;
2112	$self->activate;
2113	}	2308	}
2114		2309
2115	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2117
2118	$self->in_memory (cf::MAP_IN_MEMORY);
2119	}	2312	}
2120		2313
2121	$self->post_load;	2314	$self->post_load;
2122	}
2123		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2322	sub customise_for {
2125	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2126		2324
2127	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2326	if $self->per_player;
…		…
2131	# if $self->per_party;	2329	# if $self->per_party;
2132		2330
2133	$self	2331	$self
2134	}	2332	}
2135		2333
2136	# find and load all maps in the 3x3 area around a map
2137	sub load_neighbours {
2138	my ($map) = @_;
2139
2140	my @neigh; # diagonal neighbours
2141
2142	for (0 .. 3) {
2143	my $neigh = $map->tile_path ($_)
2144	or next;
2145	$neigh = find $neigh, $map
2146	or next;
2147	$neigh->load;
2148
2149	push @neigh,
2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2152	}
2153
2154	for (grep defined $_->[0], @neigh) {
2155	my ($path, $origin) = @$_;
2156	my $neigh = find $path, $origin
2157	or next;
2158	$neigh->load;
2159	}
2160	}
2161
2162	sub find_sync {	2334	sub find_sync {
2163	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2164		2336
2165	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, $origin
2166	}	2342	}
2167		2343
2168	sub do_load_sync {	2344	sub do_load_sync {
2169	my ($map) = @_;	2345	my ($map) = @_;
2170		2346
		2347	# it's a bug to call this from the main context
2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2173		2350
2174	cf::sync_job { $map->load };	2351	$map->load;
2175	}	2352	}
2176		2353
2177	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2178	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2179		2356
2180	sub find_async {	2357	sub find_async {
2181	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2182		2359
2183	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2184		2361
2185	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2187	}	2364	}
2188		2365
2189	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2190		2367
2191	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2205	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2206		2383
2207	()	2384	()
2208	}	2385	}
2209		2386
		2387	# common code, used by both ->save and ->swapout
2210	sub save {	2388	sub _save {
2211	my ($self) = @_;	2389	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2390
2215	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2216		2392
2217	return unless $self->dirty;	2393	return unless $self->dirty;
2218		2394
…		…
2227		2403
2228	cf::async {	2404	cf::async {
2229	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2231	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2232		2410
2233	if ($uniq) {	2411	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2414	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238	}	2416	}
2239	}	2417	}
2240		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2241	sub swap_out {	2427	sub swap_out {
2242	my ($self) = @_;	2428	my ($self) = @_;
2243		2429
2244	# save first because save cedes
2245	$self->save;
2246
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2249	return if $self->players;	2434	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
2251	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2252		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
2253	$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};
2254		2486
2255	$self->deactivate;	2487	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;	2489	$self->clear;
2258	}
2259
2260	sub reset_at {
2261	my ($self) = @_;
2262
2263	# TODO: safety, remove and allow resettable per-player maps
2264	return 1e99 if $self->{deny_reset};
2265
2266	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2267	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2268
2269	$time + $to
2270	}
2271
2272	sub should_reset {
2273	my ($self) = @_;
2274
2275	$self->reset_at <= $cf::RUNTIME
2276	}
2277
2278	sub reset {
2279	my ($self) = @_;
2280
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283	return if $self->players;
2284
2285	warn "resetting map ", $self->path;
2286
2287	$self->in_memory (cf::MAP_SWAPPED);
2288
2289	# need to save uniques path
2290	unless ($self->{deny_save}) {
2291	my $uniq = $self->uniq_path; utf8::encode $uniq;
2292
2293	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2294	if $uniq;
2295	}
2296
2297	delete $cf::MAP{$self->path};
2298
2299	$self->deactivate;
2300	$_->clear_links_to ($self) for values %cf::MAP;
2301	$self->clear;
2302		2490
2303	$self->unlink_save;	2491	$self->unlink_save;
2304	$self->destroy;	2492	$self->destroy;
2305	}	2493	}
2306		2494
…		…
2314		2502
2315	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2316		2504
2317	$self->unlink_save;	2505	$self->unlink_save;
2318		2506
2319	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2320	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2321	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2322	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324		2512
…		…
2373		2561
2374	sub unique_maps() {	2562	sub unique_maps() {
2375	[	2563	[
2376	map {	2564	map {
2377	utf8::decode $_;	2565	utf8::decode $_;
2378	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2379	? normalise $_	2569	: normalise $_
2380	: ()
2381	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2382	]	2571	]
2383	}	2572	}
2384		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
2385	=back	2606	=back
2386		2607
2387	=head3 cf::object	2608	=head3 cf::object
2388		2609
2389	=cut	2610	=cut
…		…
2392		2613
2393	=over 4	2614	=over 4
2394		2615
2395	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2396		2617
2397	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2398		2620
2399	=cut	2621	=cut
2400		2622
2401	sub inv_recursive_;	2623	sub inv_recursive_;
2402	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2407	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2408	}	2630	}
2409		2631
2410	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2411		2633
2412	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2413		2635
2414	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2415		2637
2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2417	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2449	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2450	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2451		2673
2452	=cut	2674	=cut
2453		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2454	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2455	# with dialog boxes.	2691	# with dialog boxes.
2456	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2457	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2458	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2469	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471		2707
2472	} else {	2708	} else {
2473	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2474	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475	}	2711	}
2476	}	2712	}
2477	}	2713	}
2478		2714
2479	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2504		2740
2505	=item $player_object->enter_link	2741	=item $player_object->enter_link
2506		2742
2507	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}>).
2508		2744
2509	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2510	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2511		2749
2512	Will never block.	2750	Will never block.
2513		2751
2514	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2515		2753
…		…
2535	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2536	my ($self) = @_;	2774	my ($self) = @_;
2537		2775
2538	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2539		2777
		2778	++$self->{_link_recursion};
		2779
2540	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2541		2781
2542	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2543	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2544		2784
2545	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2546	}	2786	}
2547		2787
2548	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2549	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2550		2790
…		…
2567	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2568	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2569		2809
2570	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2571	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2572	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2573		2813
2574	$map->load;	2814	$map->load;
2575	$map->load_neighbours;
2576		2815
2577	return unless $self->contr->active;	2816	return unless $self->contr->active;
2578	$self->activate_recursive;
2579		2817
2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2582	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2583		2825
		2826	}
		2827
2584	=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)]])
2585		2829
2586	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
2587	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2588	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
2589	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
2590	be called at the end of this process.	2834	be called at the end of this process.
2591		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2592	=cut	2839	=cut
2593		2840
2594	our $GOTOGEN;	2841	our $GOTOGEN;
2595		2842
2596	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2597	my ($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	}
2598		2851
2599	# 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
2600	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2601		2854
2602	$self->enter_link;	2855	$self->enter_link;
…		…
2622	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2623	}	2876	}
2624	}	2877	}
2625		2878
2626	my $map = eval {	2879	my $map = eval {
2627	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2628		2881
2629	if ($map) {	2882	if ($map) {
2630	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2631	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2632	} else {	2885	} else {
2633	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2634	}	2887	}
2635		2888
2636	$map	2889	$map
…		…
2644	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2645	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2646	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2647	}	2900	}
2648		2901
2649	$done->() if $done;	2902	$done->($self) if $done;
2650	})->prio (1);	2903	})->prio (1);
2651	}	2904	}
2652		2905
2653	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2654		2907
…		…
2674	}	2927	}
2675		2928
2676	sub prepare_random_map {	2929	sub prepare_random_map {
2677	my ($exit) = @_;	2930	my ($exit) = @_;
2678		2931
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2682	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2683	# that depends on the exit object	2934	# that depends on the exit object
2684		2935
2685	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2687	if ($exit->map) {	2938	if ($exit->map) {
2688	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2689	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2690	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2691	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2692	}	2945	}
2693		2946
2694	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2695		2948
2696	my $data = cf::encode_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2698	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2699		2952
2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2702	undef $fh;	2955	undef $fh;
2703	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2704		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2705	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2706	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2707	}	2964	}
2708	}	2965	}
2709		2966
2710	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2711	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2712		2969
2713	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2714		2971
2715	if ($exit->slaying eq "/!") {
2716	#TODO: this should de-fi-ni-te-ly not be a sync-job
2717	# the problem is that $exit might not survive long enough
2718	# so it needs to be done right now, right here
2719	cf::sync_job { prepare_random_map $exit };
2720	}
2721
2722	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723	my $hp = $exit->stats->hp;
2724	my $sp = $exit->stats->sp;
2725
2726	$self->enter_link;	2972	$self->enter_link;
2727		2973
2728	# if exit is damned, update players death & WoR home-position
2729	$self->contr->savebed ($slaying, $hp, $sp)
2730	if $exit->flag (FLAG_DAMNED);
2731
2732	(async {	2974	(async {
2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2734		2976
2735	$self->deactivate_recursive; # just to be sure
2736	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		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	}
		3006
2737	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2738		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2739	1;	3013	1
2740	}) {	3014	}) {
2741	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2742	. "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. "
2743	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2744	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2745		3019
2746	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2747	$self->leave_link;	3021	$self->leave_link;
2748	}	3022	}
2749	})->prio (1);	3023	})->prio (1);
2750	}	3024	}
2751		3025
…		…
2763	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2764	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2765		3039
2766	utf8::encode $text;	3040	utf8::encode $text;
2767	$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);
2768	}	3067	}
2769		3068
2770	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2771		3070
2772	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
…		…
2776		3075
2777	=cut	3076	=cut
2778		3077
2779	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2780	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	},
2781	"c/identify" => {	3086	"c/identify" => {
2782	id => "infobox",	3087	id => "infobox",
2783	title => "Identify",	3088	title => "Identify",
2784	reply => undef,	3089	reply => undef,
2785	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2787	"c/examine" => {	3092	"c/examine" => {
2788	id => "infobox",	3093	id => "infobox",
2789	title => "Examine",	3094	title => "Examine",
2790	reply => undef,	3095	reply => undef,
2791	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",
2792	},	3103	},
2793	"c/book" => {	3104	"c/book" => {
2794	id => "infobox",	3105	id => "infobox",
2795	title => "Book",	3106	title => "Book",
2796	reply => undef,	3107	reply => undef,
…		…
2812	id => "infobox",	3123	id => "infobox",
2813	title => "Body Parts",	3124	title => "Body Parts",
2814	reply => undef,	3125	reply => undef,
2815	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2816	},	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	},
2817	"c/uptime" => {	3164	"c/uptime" => {
2818	id => "infobox",	3165	id => "infobox",
2819	title => "Uptime",	3166	title => "Uptime",
2820	reply => undef,	3167	reply => undef,
2821	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2824	id => "infobox",	3171	id => "infobox",
2825	title => "Map Info",	3172	title => "Map Info",
2826	reply => undef,	3173	reply => undef,
2827	tooltip => "Information related to the maps",	3174	tooltip => "Information related to the maps",
2828	},	3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		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" => $CHAT_CHANNEL,
2829	);	3190	);
2830		3191
2831	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2832	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2833		3194
2834	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2835		3197
2836	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2837		3199
2838	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2839	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2840	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2841		3203
2842	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2843	if $self->can_msg;
2844
2845	$channel = $channel->{id};	3205	$channel = $channel->{id};
2846		3206
2847	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2848	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2849	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2850	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2851	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853	}	3212	}
2854		3213
2855	$channel = $channel->{id};	3214	$channel = $channel->{id};
2856	}	3215	}
2857		3216
2858	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2859		3218
2860	if ($self->can_msg) {
2861	# default colour, mask it out	3219	# default colour, mask it out
2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2864		3222
2865	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867	} else {	3226	);
2868	if ($color >= 0) {
2869	# replace some tags by gcfclient-compatible ones
2870	for ($msg) {
2871	1 while
2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877	}
2878		3227
2879	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2880
2881	utf8::encode $msg;
2882
2883	if (0 && $msg =~ /\[/) {
2884	# COMMAND/INFO
2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2886	} else {
2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888	$self->send_packet ("drawinfo $color $msg")
2889	}
2890	}
2891	}
2892	}	3229	}
2893		3230
2894	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2895		3232
2896	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2898	=cut	3235	=cut
2899		3236
2900	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2901	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2902		3239
2903	if ($self->extcmd == 2) {
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2905	} elsif ($self->extcmd == 1) { # TODO: remove
2906	push @msg, msgtype => "event_$type";
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2908	}
2909	}	3241	}
2910		3242
2911	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2912		3244
2913	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2915	=cut	3247	=cut
2916		3248
2917	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2918	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2919		3251
2920	if ($self->extcmd == 2) {
2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2922	} elsif ($self->extcmd == 1) {
2923	#TODO: version 1, remove
2924	unshift @msg, msgtype => "reply", msgid => $id;
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2926	}
2927	}	3253	}
2928		3254
2929	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2930		3256
2931	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2986	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2987		3313
2988	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2989		3315
2990	if (ref $msg) {	3316	if (ref $msg) {
2991	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2992	"ARRAY" eq ref $msg
2993	? @$msg
2994	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2995		3318
2996	my @reply;	3319	my @reply;
2997		3320
2998	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2999	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
3001		3324
3002	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
3003	if $reply;	3326	if $reply;
3004		3327
3005	} else {	3328	} else {
3006	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3007	}	3330	}
3008		3331
3009	cf::override;	3332	cf::override;
3010	},	3333	},
3011	);	3334	);
…		…
3031		3354
3032	$coro	3355	$coro
3033	}	3356	}
3034		3357
3035	cf::client->attach (	3358	cf::client->attach (
3036	on_destroy => sub {	3359	on_client_destroy => sub {
3037	my ($ns) = @_;	3360	my ($ns) = @_;
3038		3361
3039	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3040	},	3363	},
3041	);	3364	);
…		…
3057	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
3058		3381
3059	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
3060		3383
3061	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
3062	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
3063	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
3064	sort time	3387	sort time
3065	));	3388	));
3066		3389
3067	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3070		3393
3071	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3072		3395
3073	cf::object	3396	cf::object
3074	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3075	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
3076		3400
3077	cf::object::player	3401	cf::object::player
3078	player	3402	player
3079		3403
3080	cf::player	3404	cf::player
…		…
3085		3409
3086	=cut	3410	=cut
3087		3411
3088	for (	3412	for (
3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3091	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3092	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3093	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3094	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3095	) {	3419	) {
3096	no strict 'refs';
3097	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3098	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3099	for @funs;	3422	for @funs;
3100	}	3423	}
3101		3424
…		…
3116		3439
3117	my $qcode = $code;	3440	my $qcode = $code;
3118	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3119	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3120		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3121	local $_;	3447	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3448
3124	my $eval =	3449	my $eval =
3125	"do {\n"	3450	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3453	. $code
3129	. "\n}"	3454	. "\n}"
3130	;	3455	;
3131		3456
		3457	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3135		3466
3136	if ($@) {	3467	if ($@) {
3137	warn "$@";	3468	warn "$@",
3138	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3140	}	3471	}
3141		3472
3142	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3143	}	3474	}
3144		3475
…		…
3158	=cut	3489	=cut
3159		3490
3160	sub register_script_function {	3491	sub register_script_function {
3161	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3162		3493
3163	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3165	}	3496	}
3166		3497
3167	=back	3498	=back
3168		3499
3169	=cut	3500	=cut
3170		3501
3171	#############################################################################	3502	#############################################################################
3172	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
3173		3528
3174	sub load_facedata($) {	3529	sub load_facedata($) {
3175	my ($path) = @_;	3530	my ($path) = @_;
3176		3531
3177	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3178	# for this (global event?)	3533	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3180		3535
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3537
3183	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3184		3539
3185	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3186	0 < aio_load $path, $facedata
3187	or die "$path: $!";
3188
3189	$facedata = Coro::Storable::thaw $facedata;
3190		3541
3191	$facedata->{version} == 2	3542	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3193		3544
3194	# patch in the exptable
3195	$facedata->{resource}{"res/exp_table"} = {
3196	type => FT_RSRC,
3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3198	};
3199	cf::cede_to_tick;	3545	cf::cede_to_tick;
3200		3546
3201	{	3547	{
3202	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3203		3549
3204	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3553
3207	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3211		3560
3212	cf::cede_to_tick;	3561	cf::cede_to_tick;
3213	}	3562	}
3214		3563
3215	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
…		…
3220		3569
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3573	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3575	}
3227		3576
3228	cf::cede_to_tick;	3577	cf::cede_to_tick;
3229	}	3578	}
3230	}	3579	}
…		…
3239		3588
3240	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3241	}	3590	}
3242		3591
3243	{	3592	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3247		3594
3248	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3599
3253	if ($info->{type} & 1) {
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3600	cf::face::set_type $idx, $type;
		3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
3268	} else {	3604	} else {
3269	$RESOURCE{$name} = $info;	3605	# $RESOURCE{$name} = $info; # unused
3270	}	3606	}
3271		3607
3272	cf::cede_to_tick;	3608	cf::cede_to_tick;
3273	}	3609	}
3274	}	3610	}
3275		3611
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3613
3278	1	3614	1
3279	}	3615	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3616
3301	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3618	my ($ns, $want) = @_;
3303		3619
3304	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3305	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3306	}	3622	}
3307	};	3623	};
		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3308		3647
3309	sub reload_regions {	3648	sub reload_regions {
3310	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3311	# for this (global event?)	3650	# for this (global event?)
3312	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3326	}	3665	}
3327		3666
3328	sub reload_archetypes {	3667	sub reload_archetypes {
3329	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3330	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3331	#d# NEED to laod twice to resolve forward references	3670
3332	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3333	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3334	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3335	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3336	}	3679	}
3337		3680
3338	sub reload_treasures {	3681	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3341	}	3684	}
3342		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3343	sub reload_resources {	3768	sub reload_resources {
3344	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3345		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3346	reload_regions;	3776	reload_regions;
3347	reload_facedata;
3348	#reload_archetypes;#d#
3349	reload_archetypes;
3350	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3351		3779
3352	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3353	}
3354
3355	sub init {
3356	reload_resources;
3357	}	3781	}
3358		3782
3359	sub reload_config {	3783	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3361	or return;
3362		3785
3363	local $/;	3786	my $config = load_file "$CONFDIR/config";
3364	*CFG = YAML::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3365		3789
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3791
3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370		3794
3371	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3375	};	3799	};
3376	warn $@ if $@;	3800	warn $@ if $@;
3377	}	3801	}
3378	}	3802	}
3379		3803
		3804	sub pidfile() {
		3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3806	or die "$PIDFILE: $!";
		3807	flock $fh, &Fcntl::LOCK_EX
		3808	or die "$PIDFILE: flock: $!";
		3809	$fh
		3810	}
		3811
		3812	# make sure only one server instance is running at any one time
		3813	sub atomic {
		3814	my $fh = pidfile;
		3815
		3816	my $pid = <$fh>;
		3817	kill 9, $pid if $pid > 0;
		3818
		3819	seek $fh, 0, 0;
		3820	print $fh $$;
		3821	}
		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3380	sub main {	3832	sub main {
		3833	cf::init_globals; # initialise logging
		3834
		3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3839
		3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3841
3381	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3382	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3384	(async {	3845	(async {
3385	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3386	EV::loop EV::LOOP_ONESHOT;	3847	EV::loop EV::LOOP_ONESHOT;
3387	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3388	};	3849	};
3389		3850
3390	reload_config;
3391	db_init;
3392	load_extensions;
3393
3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395	evthread_start IO::AIO::poll_fileno;	3851	evthread_start IO::AIO::poll_fileno;
3396	EV::loop;	3852
		3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
		3864	reload_resources;
		3865	reload_config;
		3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
		3875	load_extensions;
		3876
		3877	utime time, time, $RUNTIMEFILE;
		3878
		3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
		3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3882
		3883	cf::_post_init 0;
		3884	};
		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3397	}	3894	}
3398		3895
3399	#############################################################################	3896	#############################################################################
3400	# initialisation and cleanup	3897	# initialisation and cleanup
3401		3898
3402	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3403	BEGIN {	3900	BEGIN {
3404	our %SIGWATCHER = ();	3901	our %SIGWATCHER = ();
3405	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3406	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3407	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3408	};	3905	};
3409	}	3906	}
3410	}	3907	}
3411		3908
3412	sub write_runtime_sync {	3909	sub write_runtime_sync {
3413	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3414		3911
3415	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3416	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3417		3914
3418	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419		3916
3420	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3421		3918
3422	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3423	or return;	3920	or return;
3424		3921
3425	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3426	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3427	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3437	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3438		3935
3439	close $fh	3936	close $fh
3440	or return;	3937	or return;
3441		3938
3442	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443	and return;	3940	and return;
3444		3941
3445	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3446		3943
3447	1	3944	1
3448	}	3945	}
3449		3946
3450	our $uuid_lock;	3947	our $uuid_lock;
…		…
3459	my $uuid = "$LOCALDIR/uuid";	3956	my $uuid = "$LOCALDIR/uuid";
3460		3957
3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3958	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462	or return;	3959	or return;
3463		3960
3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3961	my $value = uuid_seq uuid_cur;
		3962
		3963	unless ($value) {
		3964	info "cowardly refusing to write zero uuid value!\n";
		3965	return;
		3966	}
		3967
		3968	my $value = uuid_str $value + $uuid_skip;
3465	$uuid_skip = 0;	3969	$uuid_skip = 0;
3466		3970
3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3971	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3468	and return;	3972	and return;
3469		3973
…		…
3475	or return;	3979	or return;
3476		3980
3477	aio_rename "$uuid~", $uuid	3981	aio_rename "$uuid~", $uuid
3478	and return;	3982	and return;
3479		3983
3480	warn "uuid file written ($value).\n";	3984	trace "uuid file written ($value).\n";
3481		3985
3482	1	3986	1
3483		3987
3484	}	3988	}
3485		3989
…		…
3491	}	3995	}
3492		3996
3493	sub emergency_save() {	3997	sub emergency_save() {
3494	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3495		3999
3496	warn "enter emergency perl save\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3497		4006
3498	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3499	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3500	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3501	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3502	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3503	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3504	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3505	$pl->valid or next;	4016	$pl->valid or next;
3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507	$pl->save;	4018	$pl->save;
3508	}	4019	}
3509	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3510		4021
3511	warn "begin emergency map save\n";	4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
		4024	info "emergency_perl_save: begin map save\n";
3512	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3513	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3514	$map->valid or next;	4027	$map->valid or next;
3515	$map->save;	4028	$map->save;
3516	}	4029	}
3517	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3518		4031
3519	warn "begin emergency database checkpoint\n";	4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
		4034	info "emergency_perl_save: begin database checkpoint\n";
3520	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3521	warn "end emergency database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
3522		4037
3523	warn "begin write uuid\n";	4038	info "emergency_perl_save: begin write uuid\n";
3524	write_uuid_sync 1;	4039	write_uuid_sync 1;
3525	warn "end write uuid\n";	4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3526	};	4060	};
3527		4061
3528	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3529	}	4063	}
3530		4064
3531	sub post_cleanup {	4065	sub post_cleanup {
3532	my ($make_core) = @_;	4066	my ($make_core) = @_;
3533		4067
		4068	IO::AIO::flush;
		4069
3534	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3535	if $make_core;	4071	if $make_core;
		4072
		4073	my $fh = pidfile;
		4074	unlink $PIDFILE if <$fh> == $$;
		4075	}
		4076
		4077	# a safer delete_package, copied from Symbol
		4078	sub clear_package($) {
		4079	my $pkg = shift;
		4080
		4081	# expand to full symbol table name if needed
		4082	unless ($pkg =~ /^main::.*::$/) {
		4083	$pkg = "main$pkg" if $pkg =~ /^::/;
		4084	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4085	$pkg .= '::' unless $pkg =~ /::$/;
		4086	}
		4087
		4088	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4089	my $stem_symtab = *{$stem}{HASH};
		4090
		4091	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4092	or return;
		4093
		4094	# clear all symbols
		4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4096	for my $name (keys %$leaf_symtab) {
		4097	_gv_clear *{"$pkg$name"};
		4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4099	}
3536	}	4100	}
3537		4101
3538	sub do_reload_perl() {	4102	sub do_reload_perl() {
3539	# can/must only be called in main	4103	# can/must only be called in main
3540	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3541	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3542	return;	4106	return;
3543	}	4107	}
3544		4108
3545	warn "reloading...";	4109	return if $RELOAD++;
3546		4110
3547	warn "entering sync_job";	4111	my $t1 = AE::time;
3548		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3549	cf::sync_job {	4119	cf::sync_job {
3550	cf::write_runtime_sync; # external watchdog should not bark
3551	cf::emergency_save;	4120	#cf::emergency_save;
3552	cf::write_runtime_sync; # external watchdog should not bark
3553		4121
3554	warn "syncing database to disk";
3555	BDB::db_env_txn_checkpoint $DB_ENV;
3556
3557	# if anything goes wrong in here, we should simply crash as we already saved
3558
3559	warn "flushing outstanding aio requests";
3560	for (;;) {
3561	BDB::flush;
3562	IO::AIO::flush;
3563	Coro::cede_notself;
3564	last unless IO::AIO::nreqs || BDB::nreqs;
3565	warn "iterate...";
3566	}
3567
3568	++$RELOAD;
3569
3570	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3571	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3572	%EXT_CORO = ();	4124	%EXT_CORO = ();
3573		4125
3574	warn "removing commands";	4126	trace "perl_reload: removing commands";
3575	%COMMAND = ();	4127	%COMMAND = ();
3576		4128
3577	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3578	%EXTCMD = ();	4130	%EXTCMD = ();
3579	%EXTICMD = ();	4131	%EXTICMD = ();
3580		4132
3581	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3582	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3583	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3584		4136
3585	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3586	eval {	4138	eval {
3587	$cb->($pkg);	4139	$cb->($pkg);
3588	1	4140	1
3589	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
		4142	}
		4143
		4144	trace "... clearing $pkg";
		4145	clear_package $pkg;
3590	}	4146	}
3591		4147
3592	warn "... nuking $pkg";
3593	Symbol::delete_package $pkg;
3594	}
3595
3596	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3597	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3598	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599		4151
3600	warn "... unloading $k";	4152	trace "... unloading $k";
3601	delete $INC{$k};	4153	delete $INC{$k};
3602		4154
3603	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3604	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3605		4157
3606	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3607	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3608	}	4163	}
3609		4164
3610	Symbol::delete_package $k;
3611	}
3612
3613	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3614	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3615	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616		4168
3617	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3618	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3619	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620		4172
3621	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3622	# and global variables created in xs	4174	# and global variables created in xs
3623	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3624		4176
3625	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3626		4178
3627	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3628	require cf;	4180	require cf;
3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3630		4182
3631	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3632	cf::reload_config;	4184	cf::reload_config;
3633		4185
3634	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3635	cf::load_extensions;	4187	cf::load_extensions;
3636		4188
		4189	if ($REATTACH_ON_RELOAD) {
3637	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3638	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3639	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3640	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3641	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3642	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3643		4197
3644	warn "leaving sync_job";	4198	cf::_post_init 1;
3645		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3646	1	4202	1
3647	} or do {	4203	} or do {
3648	warn $@;	4204	error $@;
3649	cf::cleanup "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
		4206	};
		4207
		4208	--$RELOAD;
3650	};	4209	}
3651		4210
3652	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3653	};	4213	};
3654		4214
3655	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3656		4216
3657	sub reload_perl() {	4217	sub reload_perl() {
3658	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3659	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3660		4220
		4221	$RELOAD_WATCHER ||= cf::async {
		4222	Coro::AIO::aio_wait cache_extensions;
		4223
3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3662	do_reload_perl;	4225	do_reload_perl;
3663	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
		4227	};
3664	};	4228	};
3665	}	4229	}
3666		4230
3667	register_command "reload" => sub {	4231	register_command "reload" => sub {
3668	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
…		…
3674	reload_perl;	4238	reload_perl;
3675	};	4239	};
3676	}	4240	}
3677	};	4241	};
3678		4242
3679	unshift @INC, $LIBDIR;	4243	#############################################################################
3680		4244
3681	my $bug_warning = 0;	4245	my $bug_warning = 0;
3682		4246
3683	our @WAIT_FOR_TICK;
3684	our @WAIT_FOR_TICK_BEGIN;
3685
3686	sub wait_for_tick {	4247	sub wait_for_tick() {
3687	return if tick_inhibit;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3688	return if $Coro::current == $Coro::main;
3689		4249
3690	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3691	push @WAIT_FOR_TICK, $signal;
3692	$signal->wait;
3693	}	4251	}
3694		4252
3695	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3696	return if tick_inhibit;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3697	return if $Coro::current == $Coro::main;
3698		4255
3699	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3700	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3701	$signal->wait;	4258	$signal->wait;
3702	}	4259	}
…		…
3706	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3707	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3708	return;	4265	return;
3709	}	4266	}
3710		4267
3711	cf::server_tick; # one server iteration	4268	cf::one_tick; # one server iteration
		4269
		4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3712		4271
3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3715	Coro::async_pool {	4274	Coro::async_pool {
3716	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3717	write_runtime_sync	4276	write_runtime_sync
3718	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3719	};	4278	};
3720	}	4279	}
3721		4280
3722	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3723	$sig->send;	4282	$sig->send;
3724	}	4283	}
3725	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3726	$sig->send;
3727	}
3728		4285
3729	$LOAD = ($NOW - $TICK_START) / $TICK;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3730	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3731		4288
3732	if (0) {	4289	if (0) {
3733	if ($NEXT_TICK) {	4290	if ($NEXT_TICK) {
3734	my $jitter = $TICK_START - $NEXT_TICK;	4291	my $jitter = $TICK_START - $NEXT_TICK;
3735	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3736	warn "jitter $JITTER\n";#d#	4293	debug "jitter $JITTER\n";#d#
3737	}	4294	}
3738	}	4295	}
3739	}	4296	}
3740		4297
3741	{	4298	{
3742	# configure BDB	4299	# configure BDB
		4300	info "initialising database";
3743		4301
3744	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3745	BDB::max_poll_reqs $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3746	$Coro::BDB::WATCHER->priority (1);	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3747		4305
3748	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3749	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751	| BDB::LOG_AUTOREMOVE, 1);	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4310	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754		4313
3755	cf::sync_job {	4314	cf::sync_job {
3756	eval {	4315	eval {
…		…
3775	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3776	};	4335	};
3777	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3778	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3779	};	4338	};
		4339
		4340	info "database initialised";
3780	}	4341	}
3781		4342
3782	{	4343	{
3783	# configure IO::AIO	4344	# configure IO::AIO
3784		4345
		4346	info "initialising aio";
3785	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3786	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3787	$Coro::AIO::WATCHER->priority (1);	4349	undef $AnyEvent::AIO::WATCHER;
		4350	info "aio initialised";
3788	}	4351	}
3789		4352
3790	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3791		4355
3792	sub _log_backtrace {	4356	sub _log_backtrace {
3793	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3794		4358
3795	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3796		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3797	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3798	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3799	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3800	async {	4369	async {
3801	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
3802		4371
3803	my @bt = fork_call {	4372	my @bt = fork_call {
3804	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
…		…
3815	}	4384	}
3816		4385
3817	@funcs	4386	@funcs
3818	};	4387	};
3819		4388
3820	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3822	--$_log_backtrace;	4392	--$_log_backtrace;
3823	};	4393	};
3824	} else {	4394	} else {
3825	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3826	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3827	}	4397	}
3828	}	4398	}
3829		4399
3830	# load additional modules	4400	# load additional modules
3831	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3832		4403
3833	END { cf::emergency_save }	4404	END { cf::emergency_save }
3834		4405
3835	1	4406	1
3836		4407

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