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Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC vs.
Revision 1.608 by root, Sun Nov 18 09:53:57 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;
56	use Compress::LZF;	63	use Compress::LZF;
57	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
58		67
59	# configure various modules to our taste	68	# configure various modules to our taste
60	#	69	#
61	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	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	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		78
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		81
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
68		85
69	our %COMMAND = ();	86	our %COMMAND = ();
70	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
71		88
72	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
77		96
78	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
80		101
81	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
82	our $DATADIR = datadir;	104	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
86	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
93		125
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	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	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	128	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		130
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	134	our $DB_ENV;
105		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
106	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		140
108	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
110	our $NOW;	144	our $NOW;
111		145
112	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	155	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
123		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
		165
124	binmode STDOUT;	166	binmode STDOUT;
125	binmode STDERR;	167	binmode STDERR;
126		168
127	# read virtual server time, if available	169	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
132	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
133		177
134	mkdir $_	178	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		180
137	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
138		182
139	sub cf::map::normalise;	183	sub cf::map::normalise;
140		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
141	#############################################################################	189	#############################################################################
142		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
143	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
144		203
145	=over 4	204	=over 4
146		205
147	=item $cf::UPTIME	206	=item $cf::UPTIME
148		207
149	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
150		224
151	=item $cf::RUNTIME	225	=item $cf::RUNTIME
152		226
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	228	every server tick.
155		229
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		233
160	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
163	database environment.	237	database environment.
164		238
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	239	=item $cf::LOADAVG
174		240
175	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	252	from wherever your confdir points to.
187		253
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		255
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
193		277
194	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
195		279
196	This array contains the results of the last C<invoke ()> call. When	280	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	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	282	that call.
199		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
200	=back	290	=back
201		291
202	=cut	292	=cut
203		293
204	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	301	my $msg = join "", @_;
207		302
208	$msg .= "\n"	303	$msg .= "\n"
209	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
210		305
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		307
213	LOG llevError, $msg;	308	LOG llevWarn, $msg;
214	};	309	};
215	}
216		310
217	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
219		313
220	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	318	return;#d#
223	}#d#	319	}#d#
224		320
225	# kill coroutine otherwise	321	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	322	Coro::terminate
228	};	323	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		324
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	335	for my $pkg (qw(
243	cf::global cf::attachable	336	cf::global cf::attachable
244	cf::object cf::object::player	337	cf::object cf::object::player
245	cf::client cf::player	338	cf::client cf::player
246	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
247	cf::map cf::party cf::region	341	cf::party cf::region
248	)) {	342	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	344	}
252		345
253	$EV::DIED = sub {	346	$EV::DIED = sub {
254	warn "error in event callback: @_";	347	warn "error in event callback: $@";
255	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
256		354
257	#############################################################################	355	#############################################################################
258		356
259	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
260		358
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	380	$d
283	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
284	}	382	}
285		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
286	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
287		437
288	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
289		439
290	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		447
298	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
300		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
301	=item cf::lock_wait $string	513	=item cf::lock_wait $string
302		514
303	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
304		516
305	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
306		518
307	Wait until the given lock is available and then acquires it and returns	519	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,	520	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	521	for example when the coroutine gets canceled), the lock is automatically
310	returned.	522	returned.
311		523
312	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	525	deadlocked coro.
…		…
319		531
320	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
321		533
322	=cut	534	=cut
323		535
324	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		537
327	sub lock_wait($) {	538	sub lock_wait($) {
328	my ($key) = @_;	539	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	540	}
341		541
342	sub lock_acquire($) {	542	sub lock_acquire($) {
343	my ($key) = @_;	543	$LOCKS->guard ($_[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	}	544	}
357		545
358	sub lock_active($) {	546	sub lock_active($) {
359	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	548	}
363		549
364	sub freeze_mainloop {	550	sub freeze_mainloop {
365	tick_inhibit_inc;	551	tick_inhibit_inc;
366		552
367	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
368	}	554	}
369		555
370	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
371		557
372	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	559	get spread over time.
374		560
375	=cut	561	=cut
376		562
377	sub periodic($$) {	563	sub periodic($$) {
378	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
383	}	569	}
384		570
385	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
386		572
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
390		580
391	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$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.	582	used for statistical purposes and should identify the same time-class.
393		583
394	Useful for short background jobs.	584	Useful for short background jobs.
395		585
396	=cut	586	=cut
397		587
398	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
400		591
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
404		595
405	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
406		598
407	while () {	599	while () {
408	next_job:	600	next_job:
		601
409	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	603
411	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	608	$job->[2]->send;
415	Coro::cede;	609	Coro::cede;
416	goto next_job;	610	goto next_job;
417	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	613	}
419	}	614	}
420		615
421	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	619	} else {
		620	$busy = 0;
426	Coro::schedule;	621	Coro::schedule;
427	}	622	}
428	}	623	}
429	};	624	};
430		625
431	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
432	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
433		630
434	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
435	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
436		634
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
465	=cut	663	=cut
466		664
467	sub sync_job(&) {	665	sub sync_job(&) {
468	my ($job) = @_;	666	my ($job) = @_;
469		667
470	if ($Coro::current == $Coro::main) {	668	if (in_main) {
471	my $time = EV::time;	669	my $time = AE::time;
472		670
473	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
475		673
476	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
477		675
478	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
479		677
480	my $busy = 1;	678	my $busy = 1;
481	my @res;	679	my @res;
482		680
483	(async {	681	(async {
484	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	683	@res = eval { $job->() };
486	warn $@ if $@;	684	error $@ if $@;
487	undef $busy;	685	undef $busy;
488	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
489		687
490	while ($busy) {	688	while ($busy) {
491	if (Coro::nready) {	689	if (Coro::nready) {
…		…
493	} else {	691	} else {
494	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
495	}	693	}
496	}	694	}
497		695
498	my $time = EV::time - $time;	696	my $time = AE::time - $time;
499		697
500	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
501		699
502	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
503	} else {	701	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
526		724
527	$coro	725	$coro
528	}	726	}
529		727
530	=item fork_call { }, $args	728	=item fork_call { }, @args
531		729
532	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
536		734
537	=cut	735	=cut
538		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
539	sub fork_call(&@) {	741	sub fork_call(&@) {
540	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
541		743
542	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)
545
546	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
547	reset_signals;	745	cf::post_fork;
548	&$cb	746	&$cb
549	}, @args;	747	} @args;
550		748
551	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
552	}	761	}
553		762
554	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
555		764
556	=cut	765	=cut
…		…
593	within each server.	802	within each server.
594		803
595	=cut	804	=cut
596		805
597	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
598	my ($name) = @_;	810	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
600		812
601	eval {	813	eval {
602	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
612	}	824	}
613		825
614	our $DB;	826	our $DB;
615		827
616	sub db_init {	828	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	829	$DB ||= db_table "db";
619	};
620	}	830	}
621		831
622	sub db_get($$) {	832	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
624		834
625	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
626	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
627		839
628	$! ? ()	840	$! ? ()
629	: $data	841	: $data
630	}
631	}	842	}
632		843
633	sub db_put($$$) {	844	sub db_put($$$) {
634	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		874
664	my @data;	875	my @data;
665	my $md5;	876	my $md5;
666		877
667	for (0 .. $#$src) {	878	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	880	}
671		881
672	# if processing is expensive, check	882	# if processing is expensive, check
673	# checksum first	883	# checksum first
674	if (1) {	884	if (1) {
…		…
687		897
688	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
689	}	899	}
690	}	900	}
691		901
692	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
693	my $data = $process->(\@data);	903	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
695		905
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		907
698	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
701		911
…		…
711		921
712	=cut	922	=cut
713		923
714	sub datalog($@) {	924	sub datalog($@) {
715	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	927	}
718		928
719	=back	929	=back
720		930
721	=cut	931	=cut
722		932
723	#############################################################################	933	#############################################################################
724		934
725	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
726		936
727	Many objects in crossfire are so-called attachable objects. That means you can	937	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")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
730		940
731	In the following description, CLASS can be any of C<global>, C<object>	941	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	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
783		993
784	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
786		996
787	Some classes such as crossfire maps and objects can specify attachments	997	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.	998	that are attached at load/instantiate time, thus the need for a name.
789		999
790	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
791		1001
792	=over 4	1002	=over 4
…		…
916		1126
917	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1129
920	} elsif (ref $type) {	1130	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
922		1132
923	} else {	1133	} else {
924	shift @arg;	1134	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
926	}	1136	}
927	}	1137	}
928	}	1138	}
929		1139
930	sub _object_attach {	1140	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
941	}	1151	}
942		1152
943	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
944	} else {	1154	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1156	}
947		1157
948	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
949	}	1159	}
950		1160
…		…
1009		1219
1010	for (@$callbacks) {	1220	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1012		1222
1013	if ($@) {	1223	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1225	override;
1017	}	1226	}
1018		1227
1019	return 1 if $override;	1228	return 1 if $override;
1020	}	1229	}
…		…
1083		1292
1084	sub reattach {	1293	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1295	my ($obj) = @_;
1087		1296
		1297	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1299
1090	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
1091		1301
1092	@$registry = ();	1302	@$registry = ();
1093		1303
…		…
1098	for (@$attach) {	1308	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1101	}	1311	}
1102	} else {	1312	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1314	}
1105	}	1315	}
1106	}	1316	}
1107		1317
1108	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1136		1346
1137	sync_job {	1347	sync_job {
1138	if (length $$rdata) {	1348	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1142		1353
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1147	close $fh;	1361	aio_close $fh;
1148		1362
1149	if (@$objs) {	1363	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1155	close $fh;	1372	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1374	}
1158	} else {	1375	} else {
1159	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1160	}	1377	}
1161		1378
1162	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1383	} else {
1164	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1165	}	1385	}
1166	} else {	1386	} else {
1167	aio_unlink $filename;	1387	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1169	}	1389	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1414	$av = $st->{objs};
1195	}	1415	}
1196		1416
1197	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1200		1421
1201	($data, $av)	1422	($data, $av)
1202	}	1423	}
1203		1424
1204	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1208	=cut	1429	=cut
1209		1430
1210	#############################################################################	1431	#############################################################################
1211	# command handling &c	1432	# command handling &c
1212		1433
1213	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1214		1435
1215	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1216	$name.	1437	$name.
1217		1438
1218	=cut	1439	=cut
…		…
1224	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1225		1446
1226	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1227	}	1448	}
1228		1449
1229	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1230		1451
1231	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1232	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1233	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1234	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1235	has logged in successfully.	1456	has logged in successfully.
1236		1457
1237	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1238	called.
1239		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1240	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1241		1466
1242	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1243	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1244	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1245	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1246	log-in.	1471	log-in.
1247		1472
1248	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1249	called.
1250		1474
1251	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1252		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1253	sub register_extcmd {	1482	sub register_extcmd($$) {
1254	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1255		1484
1256	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1257	}	1486	}
1258		1487
1259	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1260	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1261		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1262	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1263	}	1498	}
1264		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1265	cf::player->attach (	1508	cf::player->attach (
1266	on_command => sub {	1509	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1268		1511
1269	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1270	or return;	1513	or return;
1271		1514
…		…
1279	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1280		1523
1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1282		1525
1283	if (ref $msg) {	1526	if (ref $msg) {
1284	my ($type, $reply, @payload) =	1527	my ($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		1528
1289	my @reply;
1290
1291	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1292	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1293	}	1547	}
1294		1548
1295	$pl->ext_reply ($reply, @reply)
1296	if $reply;
1297
1298	} else {	1549	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1551	}
1301		1552
1302	cf::override;	1553	cf::override;
1303	},	1554	},
1304	);	1555	);
1305		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1306	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1307	cf::sync_job {	1586	cf::sync_job {
1308	my %todo;	1587	my %todo;
1309		1588
1310	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1590	next unless -r $path;
…		…
1329		1608
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1611
1333	$ext{source} =	1612	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1336	. $source	1615	. $source
1337	. "\n};\n1";	1616	. "\n};\n1";
1338		1617
1339	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1340	}	1619	}
1341		1620
		1621	my $pass = 0;
1342	my %done;	1622	my %done;
1343	while (%todo) {	1623	while (%todo) {
1344	my $progress;	1624	my $progress;
1345		1625
		1626	++$pass;
		1627
		1628	ext:
1346	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1631	next ext
1349	unless exists $done{$_};	1632	unless exists $done{$_};
1350	}	1633	}
1351		1634
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1636
1354	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1650
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1652	if exists $v->{meta}{mandatory};
1362		1653
1363	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1364	}	1663	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1664	}
1370		1665
1371	skip:	1666	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1374	}	1676	}
1375	};	1677	};
1376	}	1678	}
1377		1679
1378	#############################################################################	1680	#############################################################################
1379		1681
1380	=back	1682	=back
1381		1683
1382	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1383		1685
1384	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1385		1687
1386	=cut	1688	=cut
1387		1689
1388	package cf::player;	1690	package cf::player;
1389		1691
…		…
1432		1734
1433	sub exists($) {	1735	sub exists($) {
1434	my ($login) = @_;	1736	my ($login) = @_;
1435		1737
1436	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1438	}	1740	}
1439		1741
1440	sub find($) {	1742	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1744	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1757	or return;
1456		1758
1457	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1458	or return;	1760	or return;
		1761
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1462	}	1765	}
1463	}	1766	}
1464	}	1767	}
1465		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1466	sub save($) {	1782	sub save($) {
1467	my ($pl) = @_;	1783	my ($pl) = @_;
1468		1784
1469	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1470		1786
…		…
1473		1789
1474	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1475		1791
1476	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1799
1479	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1801	cf::cede_to_tick;
1481	}	1802	}
1482		1803
…		…
1514	my ($pl) = @_;	1835	my ($pl) = @_;
1515		1836
1516	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1517		1838
1518	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1841
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1524	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1525		1850
1526	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1566		1891
1567	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1568	my $path = path $login;	1893	my $path = path $login;
1569		1894
1570	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1901	}
1576		1902
…		…
1580		1906
1581	\@logins	1907	\@logins
1582	}	1908	}
1583		1909
1584	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1585		1913
1586	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1587	player. May block.	1915	player. May block.
1588		1916
1589	=cut	1917	=cut
…		…
1607	}	1935	}
1608		1936
1609	\@paths	1937	\@paths
1610	}	1938	}
1611		1939
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1941
1614	Expand crossfire pod fragments into protocol xml.	1942	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
1705	=item $player->ext_reply ($msgid, @msg)
1706
1707	Sends an ext reply to the player.
1708
1709	=cut
1710
1711	sub ext_reply($$@) {
1712	my ($self, $id, @msg) = @_;
1713
1714	$self->ns->ext_reply ($id, @msg)
1715	}
1716		1943
1717	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1718		1945
1719	Sends an ext event to the client.	1946	Sends an ext event to the client.
1720		1947
…		…
1740		1967
1741	=cut	1968	=cut
1742		1969
1743	sub find_by_path($) {	1970	sub find_by_path($) {
1744	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1745		1974
1746	my ($match, $specificity);	1975	my ($match, $specificity);
1747		1976
1748	for my $region (list) {	1977	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1778	sub generate_random_map {	2007	sub generate_random_map {
1779	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1780		2009
1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782		2011
1783	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	2012	$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	}	2013	}
1798		2014
1799	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1800		2016
1801	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1806		2022
1807	sub register {	2023	sub register {
1808	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1809	my $pkg = caller;	2025	my $pkg = caller;
1810		2026
1811	no strict;
1812	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1813		2028
1814	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815	}	2030	}
1816		2031
1817	# also paths starting with '/'	2032	# also paths starting with '/'
1818	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819		2034
1820	sub thawer_merge {	2035	sub thawer_merge {
1821	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1822		2037
1823	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1828	}	2043	}
1829		2044
1830	sub normalise {	2045	sub normalise {
1831	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1832		2047
1833	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1834		2049
1835	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1836		2051
1837	# map plan:	2052	# map plan:
1838	#	2053	#
…		…
1853	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1854	$path = "$base/$path";	2069	$path = "$base/$path";
1855	}	2070	}
1856		2071
1857	for ($path) {	2072	for ($path) {
1858	redo if s{//}{/};
1859	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1860	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1861	}	2075	}
1862		2076
1863	$path	2077	$path
…		…
1877	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1878	return $self;	2092	return $self;
1879	}	2093	}
1880	}	2094	}
1881		2095
1882	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1883	()	2097	()
1884	}	2098	}
1885		2099
		2100	# may re-bless or do other evil things
1886	sub init {	2101	sub init {
1887	my ($self) = @_;	2102	my ($self) = @_;
1888		2103
1889	$self	2104	$self
1890	}	2105	}
…		…
1921		2136
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1924	}	2139	}
1925		2140
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	}
1934
1935	sub decay_objects {	2141	sub decay_objects {
1936	my ($self) = @_;	2142	my ($self) = @_;
1937		2143
1938	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1939		2145
…		…
1964	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1965		2171
1966	1	2172	1
1967	}	2173	}
1968		2174
		2175	# used to laod the header of an original map
1969	sub load_header_orig {	2176	sub load_header_orig {
1970	my ($self) = @_;	2177	my ($self) = @_;
1971		2178
1972	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1973	}	2180	}
1974		2181
		2182	# used to laod the header of an instantiated map
1975	sub load_header_temp {	2183	sub load_header_temp {
1976	my ($self) = @_;	2184	my ($self) = @_;
1977		2185
1978	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1979	}	2187	}
1980		2188
		2189	# called after loading the header from an instantiated map
1981	sub prepare_temp {	2190	sub prepare_temp {
1982	my ($self) = @_;	2191	my ($self) = @_;
1983		2192
1984	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1985	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1986	# safety	2195	# safety
1987	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1988	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1989	}	2198	}
1990		2199
		2200	# called after loading the header from an original map
1991	sub prepare_orig {	2201	sub prepare_orig {
1992	my ($self) = @_;	2202	my ($self) = @_;
1993		2203
1994	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1995	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2019		2229
2020	sub find;	2230	sub find;
2021	sub find {	2231	sub find {
2022	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
2023		2233
		2234	cf::cede_to_tick;
		2235
2024	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
2025		2237
2026	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2240
2029	$cf::MAP{$path} || do {	2241	$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	2242	my $map = new_from_path cf::map $path
2034	or return;	2243	or return;
2035		2244
2036	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
2037		2246
…		…
2039	or return;	2248	or return;
2040		2249
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
2044	undef $guard1;	2254	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2255	$map->reset;
2047	return find $path;	2256	return find $path;
2048	}	2257	}
2049		2258
2050	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
2051	}	2260	}
2052	}	2261	}
2053		2262
2054	sub pre_load { }	2263	sub pre_load { }
2055	sub post_load { }	2264	#sub post_load { } # XS
2056		2265
2057	sub load {	2266	sub load {
2058	my ($self) = @_;	2267	my ($self) = @_;
2059		2268
2060	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2063		2272
2064	{	2273	{
2065	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
2066		2275
2067	return unless $self->valid;	2276	return unless $self->valid;
2068	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
2069
2070	$self->in_memory (cf::MAP_LOADING);
2071		2278
2072	$self->alloc;	2279	$self->alloc;
2073		2280
2074	$self->pre_load;	2281	$self->pre_load;
2075	cf::cede_to_tick;	2282	cf::cede_to_tick;
2076		2283
		2284	if (exists $self->{load_path}) {
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2286	$f->skip_block;
2079	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2080	or return;	2288	or return;
2081		2289
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
2083	if delete $self->{load_original};	2291	if delete $self->{load_original};
2084		2292
2085	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2294	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2088	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2089	$self->clear_unique_items;	2297	$self->clear_unique_items;
2090	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2091	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2092	}	2301	}
2093	}	2302	}
2094	}
2095		2303
2096	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2097		2311
2098	cf::cede_to_tick;	2312	cf::cede_to_tick;
2099	# now do the right thing for maps	2313	# now do the right thing for maps
2100	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2101	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2105	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2320	$self->decay_objects;
2107	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2108	$self->update_buttons;	2322	$self->update_buttons;
2109	cf::cede_to_tick;	2323	cf::cede_to_tick;
2110	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2111	cf::cede_to_tick;
2112	$self->activate;
2113	}	2325	}
2114		2326
2115	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2117
2118	$self->in_memory (cf::MAP_IN_MEMORY);
2119	}	2329	}
2120		2330
2121	$self->post_load;	2331	$self->post_load;
2122	}
2123		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2339	sub customise_for {
2125	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2126		2341
2127	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2343	if $self->per_player;
…		…
2131	# if $self->per_party;	2346	# if $self->per_party;
2132		2347
2133	$self	2348	$self
2134	}	2349	}
2135		2350
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 {	2351	sub find_sync {
2163	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2164		2353
2165	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2166	}	2359	}
2167		2360
2168	sub do_load_sync {	2361	sub do_load_sync {
2169	my ($map) = @_;	2362	my ($map) = @_;
2170		2363
		2364	# it's a bug to call this from the main context
2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2173		2367
2174	cf::sync_job { $map->load };	2368	$map->load;
2175	}	2369	}
2176		2370
2177	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2178	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2179		2373
2180	sub find_async {	2374	sub find_async {
2181	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2182		2376
2183	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2184		2378
2185	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2187	}	2381	}
2188		2382
2189	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2190		2384
2191	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2205	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2206		2400
2207	()	2401	()
2208	}	2402	}
2209		2403
		2404	# common code, used by both ->save and ->swapout
2210	sub save {	2405	sub _save {
2211	my ($self) = @_;	2406	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2407
2215	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2216		2409
2217	return unless $self->dirty;	2410	return unless $self->dirty;
2218		2411
…		…
2227		2420
2228	cf::async {	2421	cf::async {
2229	$Coro::current->{desc} = "map player save";	2422	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2231	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2232		2427
2233	if ($uniq) {	2428	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2431	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238	}	2433	}
2239	}	2434	}
2240		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2241	sub swap_out {	2444	sub swap_out {
2242	my ($self) = @_;	2445	my ($self) = @_;
2243		2446
2244	# save first because save cedes
2245	$self->save;
2246
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2249	return if $self->players;	2451	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2251	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2252		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2253	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2254		2503
2255	$self->deactivate;	2504	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;	2506	$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		2507
2303	$self->unlink_save;	2508	$self->unlink_save;
2304	$self->destroy;	2509	$self->destroy;
2305	}	2510	}
2306		2511
…		…
2314		2519
2315	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2316		2521
2317	$self->unlink_save;	2522	$self->unlink_save;
2318		2523
2319	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2320	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2321	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2322	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324		2529
…		…
2381	: normalise $_	2586	: normalise $_
2382	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2383	]	2588	]
2384	}	2589	}
2385		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2386	=back	2623	=back
2387		2624
2388	=head3 cf::object	2625	=head3 cf::object
2389		2626
2390	=cut	2627	=cut
…		…
2413		2650
2414	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2415		2652
2416	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2417		2654
2418	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2419	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2420		2657
2421	=cut	2658	=cut
2422		2659
2423	sub deref {	2660	sub deref {
…		…
2451	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2452	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2453		2690
2454	=cut	2691	=cut
2455		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2456	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2457	# with dialog boxes.	2708	# with dialog boxes.
2458	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2459	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2460	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2471	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473		2724
2474	} else {	2725	} else {
2475	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2476	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477	}	2728	}
2478	}	2729	}
2479	}	2730	}
2480		2731
2481	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2506		2757
2507	=item $player_object->enter_link	2758	=item $player_object->enter_link
2508		2759
2509	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2510		2761
2511	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2512	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2513		2766
2514	Will never block.	2767	Will never block.
2515		2768
2516	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2517		2770
…		…
2537	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2538	my ($self) = @_;	2791	my ($self) = @_;
2539		2792
2540	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2541		2794
		2795	++$self->{_link_recursion};
		2796
2542	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2543		2798
2544	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2545	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2546		2801
2547	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2548	}	2803	}
2549		2804
2550	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2551	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2552		2807
…		…
2569	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2570	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2571		2826
2572	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2573	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2574	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2575		2830
2576	$map->load;	2831	$map->load;
2577	$map->load_neighbours;
2578		2832
2579	return unless $self->contr->active;	2833	return unless $self->contr->active;
2580	$self->activate_recursive;
2581		2834
2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2584	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2585		2842
		2843	}
		2844
2586	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2587		2846
2588	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2589	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2590	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2591	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2592	be called at the end of this process.	2851	be called at the end of this process.
2593		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2594	=cut	2856	=cut
2595		2857
2596	our $GOTOGEN;	2858	our $GOTOGEN;
2597		2859
2598	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2599	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2600		2868
2601	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2603		2871
2604	$self->enter_link;	2872	$self->enter_link;
…		…
2624	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2625	}	2893	}
2626	}	2894	}
2627		2895
2628	my $map = eval {	2896	my $map = eval {
2629	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2630		2898
2631	if ($map) {	2899	if ($map) {
2632	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2633	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2634	} else {	2902	} else {
2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2636	}	2904	}
2637		2905
2638	$map	2906	$map
…		…
2646	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2647	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2648	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2649	}	2917	}
2650		2918
2651	$done->() if $done;	2919	$done->($self) if $done;
2652	})->prio (1);	2920	})->prio (1);
2653	}	2921	}
2654		2922
2655	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2656		2924
…		…
2676	}	2944	}
2677		2945
2678	sub prepare_random_map {	2946	sub prepare_random_map {
2679	my ($exit) = @_;	2947	my ($exit) = @_;
2680		2948
2681	my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2684	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2685	# that depends on the exit object	2951	# that depends on the exit object
2686		2952
2687	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2689	if ($exit->map) {	2955	if ($exit->map) {
2690	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2691	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2692	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2693	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2694	}	2962	}
2695		2963
2696	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2697		2965
2698	my $data = cf::encode_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2700	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2701		2969
2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2704	undef $fh;	2972	undef $fh;
2705	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2706		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2707	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2708	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2709	}	2981	}
2710	}	2982	}
2711		2983
2712	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2713	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2714		2986
2715	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2716		2988
2717	if ($exit->slaying eq "/!") {
2718	#TODO: this should de-fi-ni-te-ly not be a sync-job
2719	# the problem is that $exit might not survive long enough
2720	# so it needs to be done right now, right here
2721	cf::sync_job { prepare_random_map $exit };
2722	}
2723
2724	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725	my $hp = $exit->stats->hp;
2726	my $sp = $exit->stats->sp;
2727
2728	$self->enter_link;	2989	$self->enter_link;
2729		2990
2730	# if exit is damned, update players death & WoR home-position
2731	$self->contr->savebed ($slaying, $hp, $sp)
2732	if $exit->flag (FLAG_DAMNED);
2733
2734	(async {	2991	(async {
2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2992	$Coro::current->{desc} = "enter_exit";
2736		2993
2737	$self->deactivate_recursive; # just to be sure
2738	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2739	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2740		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2741	1;	3030	1
2742	}) {	3031	}) {
2743	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2744	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2745	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2746	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2747		3036
2748	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2749	$self->leave_link;	3038	$self->leave_link;
2750	}	3039	}
2751	})->prio (1);	3040	})->prio (1);
2752	}	3041	}
2753		3042
2754	=head3 cf::client	3043	=head3 cf::client
2755		3044
2756	=over 4	3045	=over 4
2757		3046
2758	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2759		3048
2760	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2761	should not be used under normal circumstances.	3050	them as required.
2762		3051
2763	=cut	3052	=cut
2764		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2765	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2766	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2767		3058
2768	utf8::encode $text;	3059	# try lzf for large packets
2769	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2770	}	3070	}
2771		3071
2772	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2773		3073
2774	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2775	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2776	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2777	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2778		3078
2779	=cut	3079	=cut
2780		3080
2781	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
2782	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2783	"c/identify" => {	3089	"c/identify" => {
2784	id => "infobox",	3090	id => "infobox",
2785	title => "Identify",	3091	title => "Identify",
2786	reply => undef,	3092	reply => undef,
2787	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
…		…
2789	"c/examine" => {	3095	"c/examine" => {
2790	id => "infobox",	3096	id => "infobox",
2791	title => "Examine",	3097	title => "Examine",
2792	reply => undef,	3098	reply => undef,
2793	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
		3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
2794	},	3106	},
2795	"c/book" => {	3107	"c/book" => {
2796	id => "infobox",	3108	id => "infobox",
2797	title => "Book",	3109	title => "Book",
2798	reply => undef,	3110	reply => undef,
…		…
2814	id => "infobox",	3126	id => "infobox",
2815	title => "Body Parts",	3127	title => "Body Parts",
2816	reply => undef,	3128	reply => undef,
2817	tooltip => "Shows which body parts you posess and are available",	3129	tooltip => "Shows which body parts you posess and are available",
2818	},	3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
2819	"c/uptime" => {	3167	"c/uptime" => {
2820	id => "infobox",	3168	id => "infobox",
2821	title => "Uptime",	3169	title => "Uptime",
2822	reply => undef,	3170	reply => undef,
2823	tooltip => "How long the server has been running since last restart",	3171	tooltip => "How long the server has been running since last restart",
…		…
2826	id => "infobox",	3174	id => "infobox",
2827	title => "Map Info",	3175	title => "Map Info",
2828	reply => undef,	3176	reply => undef,
2829	tooltip => "Information related to the maps",	3177	tooltip => "Information related to the maps",
2830	},	3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2831	);	3199	);
2832		3200
2833	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2834	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2835		3203
2836	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2837		3206
2838	$color &= cf::NDI_CLIENT_MASK; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2839		3208
2840	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2841	if ($CHANNEL{$channel}) {	3210	if ($CHANNEL{$channel}) {
2842	$channel = $CHANNEL{$channel};	3211	$channel = $CHANNEL{$channel};
2843		3212
2844	$self->ext_msg (channel_info => $channel)	3213	$self->ext_msg (channel_info => $channel);
2845	if $self->can_msg;
2846
2847	$channel = $channel->{id};	3214	$channel = $channel->{id};
2848		3215
2849	} elsif (ref $channel) {	3216	} elsif (ref $channel) {
2850	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2851	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2852	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2853	$self->ext_msg (channel_info => $channel)	3220	$self->ext_msg (channel_info => $channel);
2854	if $self->can_msg;
2855	}	3221	}
2856		3222
2857	$channel = $channel->{id};	3223	$channel = $channel->{id};
2858	}	3224	}
2859		3225
2860	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2861		3227
2862	if ($self->can_msg) {
2863	# default colour, mask it out	3228	# default colour, mask it out
2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2866		3231
2867	$self->send_packet ("msg " . $self->{json_coder}->encode (	3232	my $pkt = "msg "
		3233	. $self->{json_coder}->encode (
2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869	} else {	3235	);
2870	if ($color >= 0) {
2871	# replace some tags by gcfclient-compatible ones
2872	for ($msg) {
2873	1 while
2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879	}
2880		3236
2881	$color &= cf::NDI_COLOR_MASK;	3237	$self->send_big_packet ($pkt);
2882
2883	utf8::encode $msg;
2884
2885	if (0 && $msg =~ /\[/) {
2886	# COMMAND/INFO
2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2888	} else {
2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890	$self->send_packet ("drawinfo $color $msg")
2891	}
2892	}
2893	}
2894	}	3238	}
2895		3239
2896	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2897		3241
2898	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2900	=cut	3244	=cut
2901		3245
2902	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2903	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2904		3248
2905	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907	} elsif ($self->extcmd == 1) { # TODO: remove
2908	push @msg, msgtype => "event_$type";
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910	}
2911	}
2912
2913	=item $client->ext_reply ($msgid, @msg)
2914
2915	Sends an ext reply to the client.
2916
2917	=cut
2918
2919	sub cf::client::ext_reply($$@) {
2920	my ($self, $id, @msg) = @_;
2921
2922	if ($self->extcmd == 2) {
2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924	} elsif ($self->extcmd == 1) {
2925	#TODO: version 1, remove
2926	unshift @msg, msgtype => "reply", msgid => $id;
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928	}
2929	}	3250	}
2930		3251
2931	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2932		3253
2933	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2988	my ($ns, $buf) = @_;	3309	my ($ns, $buf) = @_;
2989		3310
2990	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3311	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2991		3312
2992	if (ref $msg) {	3313	if (ref $msg) {
2993	my ($type, $reply, @payload) =	3314	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2994	"ARRAY" eq ref $msg
2995	? @$msg
2996	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2997		3315
2998	my @reply;
2999
3000	if (my $cb = $EXTICMD{$type}) {	3316	if (my $cb = $EXTIACMD{$type}) {
		3317	$cb->(
		3318	$ns,
		3319	sub {
		3320	$ns->ext_msg ("reply-$reply", @_)
		3321	if $reply;
		3322	},
		3323	@payload
		3324	);
		3325	} else {
		3326	my @reply;
		3327
		3328	if (my $cb = $EXTICMD{$type}) {
3001	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
		3330	}
		3331
		3332	$ns->ext_msg ("reply-$reply", @reply)
		3333	if $reply;
3002	}	3334	}
3003
3004	$ns->ext_reply ($reply, @reply)
3005	if $reply;
3006
3007	} else {	3335	} else {
3008	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3009	}	3337	}
3010		3338
3011	cf::override;	3339	cf::override;
3012	},	3340	},
3013	);	3341	);
…		…
3033		3361
3034	$coro	3362	$coro
3035	}	3363	}
3036		3364
3037	cf::client->attach (	3365	cf::client->attach (
3038	on_destroy => sub {	3366	on_client_destroy => sub {
3039	my ($ns) = @_;	3367	my ($ns) = @_;
3040		3368
3041	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3042	},	3370	},
3043	);	3371	);
…		…
3059	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3060		3388
3061	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3062		3390
3063	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3064	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3065	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3066	sort time	3394	sort time
3067	));	3395	));
3068		3396
3069	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3072		3400
3073	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3074		3402
3075	cf::object	3403	cf::object
3076	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3077	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
3078		3407
3079	cf::object::player	3408	cf::object::player
3080	player	3409	player
3081		3410
3082	cf::player	3411	cf::player
…		…
3087		3416
3088	=cut	3417	=cut
3089		3418
3090	for (	3419	for (
3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3093	decrease_ob_nr destroy)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3094	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3095	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3096	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3097	) {	3426	) {
3098	no strict 'refs';
3099	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3100	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3101	for @funs;	3429	for @funs;
3102	}	3430	}
3103		3431
…		…
3118		3446
3119	my $qcode = $code;	3447	my $qcode = $code;
3120	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3121	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3122		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3123	local $_;	3454	local $_;
3124	local @safe::cf::_safe_eval_args = values %vars;
3125		3455
3126	my $eval =	3456	my $eval =
3127	"do {\n"	3457	"do {\n"
3128	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3129	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3130	. $code	3460	. $code
3131	. "\n}"	3461	. "\n}"
3132	;	3462	;
3133		3463
		3464	if ($CFG{safe_eval}) {
3134	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3135	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3136	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3137		3473
3138	if ($@) {	3474	if ($@) {
3139	warn "$@";	3475	warn "$@",
3140	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3141	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3142	}	3478	}
3143		3479
3144	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3145	}	3481	}
3146		3482
…		…
3160	=cut	3496	=cut
3161		3497
3162	sub register_script_function {	3498	sub register_script_function {
3163	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3164		3500
3165	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3166	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3167	}	3503	}
3168		3504
3169	=back	3505	=back
3170		3506
3171	=cut	3507	=cut
3172		3508
3173	#############################################################################	3509	#############################################################################
3174	# the server's init and main functions	3510	# the server's init and main functions
3175		3511
		3512	{
		3513	package cf::face;
		3514
		3515	our %HASH; # hash => idx
		3516	our @DATA; # dynamically-created facedata, only faceste 0 used
		3517	our @FOFS; # file offset, if > 0
		3518	our @SIZE; # size of face, in octets
		3519	our @META; # meta hash of face, if any
		3520	our $DATAFH; # facedata filehandle
		3521
		3522	# internal api, not finalised
		3523	sub set {
		3524	my ($name, $type, $data) = @_;
		3525
		3526	my $idx = cf::face::find $name;
		3527
		3528	if ($idx) {
		3529	delete $HASH{cf::face::get_csum $idx};
		3530	} else {
		3531	$idx = cf::face::alloc $name;
		3532	}
		3533
		3534	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3535
		3536	cf::face::set_type $idx, $type;
		3537	cf::face::set_csum $idx, 0, $hash;
		3538
		3539	# we need to destroy the SV itself, not just modify it, as a running ix
		3540	# might hold a reference to it: "delete" achieves that.
		3541	delete $FOFS[0][$idx];
		3542	delete $DATA[0][$idx];
		3543	$DATA[0][$idx] = $data;
		3544	$SIZE[0][$idx] = length $data;
		3545	delete $META[$idx];
		3546	$HASH{$hash} = $idx;#d#
		3547
		3548	$idx
		3549	}
		3550
		3551	sub _get_data($$$) {
		3552	my ($idx, $set, $cb) = @_;
		3553
		3554	if (defined $DATA[$set][$idx]) {
		3555	$cb->($DATA[$set][$idx]);
		3556	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3557	my $size = $SIZE[$set][$idx];
		3558	my $buf;
		3559	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3560	if ($_[0] == $size) {
		3561	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3562	$cb->($buf);
		3563	} else {
		3564	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3565	}
		3566	};
		3567	} else {
		3568	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3569	}
		3570	}
		3571
		3572	# rather ineffient
		3573	sub cf::face::get_data($;$) {
		3574	my ($idx, $set) = @_;
		3575
		3576	_get_data $idx, $set, Coro::rouse_cb;
		3577	Coro::rouse_wait
		3578	}
		3579
		3580	sub cf::face::ix {
		3581	my ($ns, $set, $idx, $pri) = @_;
		3582
		3583	_get_data $idx, $set, sub {
		3584	$ns->ix_send ($idx, $pri, $_[0]);
		3585	};
		3586	}
		3587	}
		3588
3176	sub load_facedata($) {	3589	sub load_facedata($) {
3177	my ($path) = @_;	3590	my ($path) = @_;
3178		3591
3179	# HACK to clear player env face cache, we need some signal framework
3180	# for this (global event?)
3181	%ext::player_env::MUSIC_FACE_CACHE = ();
3182
3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3592	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3184		3593
3185	warn "loading facedata from $path\n";	3594	trace "loading facedata from $path\n";
3186		3595
3187	my $facedata;	3596	my $facedata = decode_storable load_file "$path/faceinfo";
3188	0 < aio_load $path, $facedata
3189	or die "$path: $!";
3190
3191	$facedata = Coro::Storable::thaw $facedata;
3192		3597
3193	$facedata->{version} == 2	3598	$facedata->{version} == 2
3194	or cf::cleanup "$path: version mismatch, cannot proceed.";	3599	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3195		3600
3196	# patch in the exptable	3601	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3197	$facedata->{resource}{"res/exp_table"} = {	3602	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3198	type => FT_RSRC,	3603
3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3604	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3200	};	3605
3201	cf::cede_to_tick;	3606	# BEGIN ATOMIC
		3607	# from here on, everything must be atomic - no thread switch allowed
		3608	my $t1 = EV::time;
3202		3609
3203	{	3610	{
3204	my $faces = $facedata->{faceinfo};	3611	my $faces = $facedata->{faceinfo};
3205		3612
3206	while (my ($face, $info) = each %$faces) {	3613	for my $face (sort keys %$faces) {
		3614	my $info = $faces->{$face};
3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3615	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208		3616
3209	cf::face::set_visibility $idx, $info->{visibility};	3617	cf::face::set_visibility $idx, $info->{visibility};
3210	cf::face::set_magicmap $idx, $info->{magicmap};	3618	cf::face::set_magicmap $idx, $info->{magicmap};
3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3619	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3620	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3213		3621	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3214	cf::cede_to_tick;	3622	$cf::face::HASH{$info->{hash64}} = $idx;
		3623	delete $cf::face::META[$idx];
3215	}	3624	}
3216		3625
3217	while (my ($face, $info) = each %$faces) {	3626	while (my ($face, $info) = each %$faces) {
3218	next unless $info->{smooth};	3627	next unless $info->{smooth};
3219		3628
…		…
3222		3631
3223	if (my $smooth = cf::face::find $info->{smooth}) {	3632	if (my $smooth = cf::face::find $info->{smooth}) {
3224	cf::face::set_smooth $idx, $smooth;	3633	cf::face::set_smooth $idx, $smooth;
3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3634	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3226	} else {	3635	} else {
3227	warn "smooth face '$info->{smooth}' not found for face '$face'";	3636	error "smooth face '$info->{smooth}' not found for face '$face'";
3228	}	3637	}
3229
3230	cf::cede_to_tick;
3231	}	3638	}
3232	}	3639	}
3233		3640
3234	{	3641	{
3235	my $anims = $facedata->{animinfo};	3642	my $anims = $facedata->{animinfo};
3236		3643
3237	while (my ($anim, $info) = each %$anims) {	3644	while (my ($anim, $info) = each %$anims) {
3238	cf::anim::set $anim, $info->{frames}, $info->{facings};	3645	cf::anim::set $anim, $info->{frames}, $info->{facings};
3239	cf::cede_to_tick;
3240	}	3646	}
3241		3647
3242	cf::anim::invalidate_all; # d'oh	3648	cf::anim::invalidate_all; # d'oh
3243	}	3649	}
3244		3650
3245	{	3651	{
3246	# TODO: for gcfclient pleasure, we should give resources
3247	# that gcfclient doesn't grok a >10000 face index.
3248	my $res = $facedata->{resource};	3652	my $res = $facedata->{resource};
3249		3653
3250	while (my ($name, $info) = each %$res) {	3654	while (my ($name, $info) = each %$res) {
3251	if (defined $info->{type}) {	3655	if (defined (my $type = $info->{type})) {
		3656	# TODO: different hash - must free and use new index, or cache ixface data queue
3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3657	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3253	my $data;
3254		3658
3255	if ($info->{type} & 1) {
3256	# prepend meta info
3257
3258	my $meta = $enc->encode ({
3259	name => $name,
3260	%{ $info->{meta} || {} },
3261	});
3262
3263	$data = pack "(w/a*)*", $meta, $info->{data};
3264	} else {
3265	$data = $info->{data};
3266	}
3267
3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269	cf::face::set_type $idx, $info->{type};	3659	cf::face::set_type $idx, $type;
		3660	cf::face::set_csum $idx, 0, $info->{hash};
		3661	$cf::face::SIZE[0][$idx] = $info->{size};
		3662	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3663	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3664	$cf::face::HASH{$info->{hash}} = $idx;
3270	} else {	3665	} else {
3271	$RESOURCE{$name} = $info;	3666	# $RESOURCE{$name} = $info; # unused
3272	}	3667	}
3273
3274	cf::cede_to_tick;
3275	}	3668	}
3276	}	3669	}
		3670
		3671	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3672
		3673	# HACK to clear player env face cache, we need some signal framework
		3674	# for this (global event?)
		3675	%ext::player_env::MUSIC_FACE_CACHE = ();
		3676
		3677	# END ATOMIC
		3678
		3679	cf::debug "facedata atomic update time ", EV::time - $t1;
3277		3680
3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3681	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3279		3682
		3683	aio_close $fh if $fh; # close old facedata
		3684
3280	1	3685	1
3281	}	3686	}
3282
3283	cf::global->attach (on_resource_update => sub {
3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3286
3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3288	my $sound = $soundconf->{compat}[$_]
3289	or next;
3290
3291	my $face = cf::face::find "sound/$sound->[1]";
3292	cf::sound::set $sound->[0] => $face;
3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3294	}
3295
3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
3297	my $face = cf::face::find "sound/$v";
3298	cf::sound::set $k => $face;
3299	}
3300	}
3301	});
3302		3687
3303	register_exticmd fx_want => sub {	3688	register_exticmd fx_want => sub {
3304	my ($ns, $want) = @_;	3689	my ($ns, $want) = @_;
3305		3690
3306	while (my ($k, $v) = each %$want) {	3691	while (my ($k, $v) = each %$want) {
3307	$ns->fx_want ($k, $v);	3692	$ns->fx_want ($k, $v);
3308	}	3693	}
3309	};	3694	};
		3695
		3696	sub load_resource_file($) {
		3697	my $guard = lock_acquire "load_resource_file";
		3698
		3699	my $status = load_resource_file_ $_[0];
		3700	get_slot 0.1, 100;
		3701	cf::arch::commit_load;
		3702
		3703	$status
		3704	}
		3705
		3706	sub reload_exp_table {
		3707	_reload_exp_table;
		3708
		3709	cf::face::set
		3710	"res/exp_table" => FT_RSRC,
		3711	JSON::XS->new->utf8->canonical->encode (
		3712	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3713	);
		3714	}
		3715
		3716	sub reload_materials {
		3717	_reload_materials;
		3718	}
3310		3719
3311	sub reload_regions {	3720	sub reload_regions {
3312	# HACK to clear player env face cache, we need some signal framework	3721	# HACK to clear player env face cache, we need some signal framework
3313	# for this (global event?)	3722	# for this (global event?)
3314	%ext::player_env::MUSIC_FACE_CACHE = ();	3723	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3321	if exists $_->{match};	3730	if exists $_->{match};
3322	}	3731	}
3323	}	3732	}
3324		3733
3325	sub reload_facedata {	3734	sub reload_facedata {
3326	load_facedata "$DATADIR/facedata"	3735	load_facedata $DATADIR
3327	or die "unable to load facedata\n";	3736	or die "unable to load facedata\n";
3328	}	3737	}
3329		3738
3330	sub reload_archetypes {	3739	sub reload_archetypes {
3331	load_resource_file "$DATADIR/archetypes"	3740	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";	3741	or die "unable to load archetypes\n";
3333	#d# NEED to laod twice to resolve forward references	3742
3334	# this really needs to be done in an extra post-pass	3743	cf::face::set
3335	# (which needs to be synchronous, so solve it differently)	3744	"res/skill_info" => FT_RSRC,
3336	load_resource_file "$DATADIR/archetypes"	3745	JSON::XS->new->utf8->canonical->encode (
3337	or die "unable to load archetypes\n";	3746	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3747	);
		3748
		3749	cf::face::set
		3750	"res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3338	}	3754	}
3339		3755
3340	sub reload_treasures {	3756	sub reload_treasures {
3341	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3342	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3343	}	3759	}
3344		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3345	sub reload_resources {	3781	sub reload_resources {
3346	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3347		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3348	reload_regions;	3789	reload_regions;
3349	reload_facedata;
3350	#reload_archetypes;#d#
3351	reload_archetypes;
3352	reload_treasures;	3790	reload_treasures;
3353		3791
3354	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3355	}
3356
3357	sub init {
3358	reload_resources;
3359	}	3793	}
3360		3794
3361	sub reload_config {	3795	sub reload_config {
3362	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3363	or return;
3364		3797
3365	local $/;	3798	my $config = load_file "$CONFDIR/config";
3366	*CFG = YAML::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3367		3801
3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3369		3803
3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3372		3806
3373	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3377	};	3811	};
3378	warn $@ if $@;	3812	warn $@ if $@;
3379	}	3813	}
3380	}	3814	}
3381		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3382	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3383	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3857	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3390	};	3861	};
3391		3862
3392	reload_config;
3393	db_init;
3394	load_extensions;
3395
3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397	evthread_start IO::AIO::poll_fileno;	3863	evthread_start IO::AIO::poll_fileno;
3398	EV::loop;	3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
		3877	reload_config;
		3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
		3887	load_extensions;
		3888
		3889	utime time, time, $RUNTIMEFILE;
		3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3399	}	3906	}
3400		3907
3401	#############################################################################	3908	#############################################################################
3402	# initialisation and cleanup	3909	# initialisation and cleanup
3403		3910
3404	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3405	BEGIN {	3912	BEGIN {
3406	our %SIGWATCHER = ();	3913	our %SIGWATCHER = ();
3407	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3409	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3410	};	3917	};
3411	}	3918	}
3412	}	3919	}
3413		3920
3414	sub write_runtime_sync {	3921	sub write_runtime_sync {
3415	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3416		3923
3417	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3418	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3419		3926
3420	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421		3928
3422	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3423		3930
3424	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3425	or return;	3932	or return;
3426		3933
3427	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3428	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3429	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3439	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3440		3947
3441	close $fh	3948	close $fh
3442	or return;	3949	or return;
3443		3950
3444	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445	and return;	3952	and return;
3446		3953
3447	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3448		3955
3449	1	3956	1
3450	}	3957	}
3451		3958
3452	our $uuid_lock;	3959	our $uuid_lock;
…		…
3461	my $uuid = "$LOCALDIR/uuid";	3968	my $uuid = "$LOCALDIR/uuid";
3462		3969
3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464	or return;	3971	or return;
3465		3972
3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
3467	$uuid_skip = 0;	3981	$uuid_skip = 0;
3468		3982
3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3470	and return;	3984	and return;
3471		3985
…		…
3477	or return;	3991	or return;
3478		3992
3479	aio_rename "$uuid~", $uuid	3993	aio_rename "$uuid~", $uuid
3480	and return;	3994	and return;
3481		3995
3482	warn "uuid file written ($value).\n";	3996	trace "uuid file written ($value).\n";
3483		3997
3484	1	3998	1
3485		3999
3486	}	4000	}
3487		4001
…		…
3493	}	4007	}
3494		4008
3495	sub emergency_save() {	4009	sub emergency_save() {
3496	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3497		4011
3498	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3499		4018
3500	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3501	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3502	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3503	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3504	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3505	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3506	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3507	$pl->valid or next;	4028	$pl->valid or next;
3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509	$pl->save;	4030	$pl->save;
3510	}	4031	}
3511	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3512		4033
3513	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3514	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3515	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3516	$map->valid or next;	4039	$map->valid or next;
3517	$map->save;	4040	$map->save;
3518	}	4041	}
3519	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3520		4043
3521	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3522	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3523	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3524		4049
3525	warn "begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3526	write_uuid_sync 1;	4051	write_uuid_sync 1;
3527	warn "end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3528	};	4072	};
3529		4073
3530	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3531	}	4075	}
3532		4076
3533	sub post_cleanup {	4077	sub post_cleanup {
3534	my ($make_core) = @_;	4078	my ($make_core) = @_;
3535		4079
		4080	IO::AIO::flush;
		4081
3536	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3537	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3538	}	4112	}
3539		4113
3540	sub do_reload_perl() {	4114	sub do_reload_perl() {
3541	# can/must only be called in main	4115	# can/must only be called in main
3542	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3543	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3544	return;	4118	return;
3545	}	4119	}
3546		4120
3547	warn "reloading...";	4121	return if $RELOAD++;
3548		4122
3549	warn "entering sync_job";	4123	my $t1 = AE::time;
3550		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3551	cf::sync_job {	4131	cf::sync_job {
3552	cf::write_runtime_sync; # external watchdog should not bark
3553	cf::emergency_save;	4132	#cf::emergency_save;
3554	cf::write_runtime_sync; # external watchdog should not bark
3555		4133
3556	warn "syncing database to disk";
3557	BDB::db_env_txn_checkpoint $DB_ENV;
3558
3559	# if anything goes wrong in here, we should simply crash as we already saved
3560
3561	warn "flushing outstanding aio requests";
3562	for (;;) {
3563	BDB::flush;
3564	IO::AIO::flush;
3565	Coro::cede_notself;
3566	last unless IO::AIO::nreqs || BDB::nreqs;
3567	warn "iterate...";
3568	}
3569
3570	++$RELOAD;
3571
3572	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3573	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3574	%EXT_CORO = ();	4136	%EXT_CORO = ();
3575		4137
3576	warn "removing commands";	4138	trace "perl_reload: removing commands";
3577	%COMMAND = ();	4139	%COMMAND = ();
3578		4140
3579	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3580	%EXTCMD = ();	4142	%EXTCMD = ();
3581	%EXTICMD = ();	4143	%EXTICMD = ();
3582		4144
3583	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3584	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3585	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3586		4148
3587	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3588	eval {	4150	eval {
3589	$cb->($pkg);	4151	$cb->($pkg);
3590	1	4152	1
3591	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3592	}	4158	}
3593		4159
3594	warn "... nuking $pkg";
3595	Symbol::delete_package $pkg;
3596	}
3597
3598	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3599	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3600	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601		4163
3602	warn "... unloading $k";	4164	trace "... unloading $k";
3603	delete $INC{$k};	4165	delete $INC{$k};
3604		4166
3605	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3606	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3607		4169
3608	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3609	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3610	}	4175	}
3611		4176
3612	Symbol::delete_package $k;
3613	}
3614
3615	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3616	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3617	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3618		4180
3619	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3620	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3621	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622		4184
3623	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3624	# and global variables created in xs	4186	# and global variables created in xs
3625	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3626		4188
3627	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3628		4190
3629	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3630	require cf;	4192	require cf;
3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3632		4194
3633	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3634	cf::reload_config;	4196	cf::reload_config;
3635		4197
3636	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3637	cf::load_extensions;	4199	cf::load_extensions;
3638		4200
		4201	if ($REATTACH_ON_RELOAD) {
3639	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3640	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3641	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3642	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3643	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3644	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3645		4209
3646	warn "leaving sync_job";	4210	cf::_post_init 1;
3647		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3648	1	4214	1
3649	} or do {	4215	} or do {
3650	warn $@;	4216	error $@;
3651	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
		4218	};
		4219
		4220	--$RELOAD;
3652	};	4221	}
3653		4222
3654	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3655	};	4225	};
3656		4226
3657	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3658		4228
3659	sub reload_perl() {	4229	sub reload_perl() {
3660	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3661	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3662		4232
		4233	$RELOAD_WATCHER ||= cf::async {
		4234	Coro::AIO::aio_wait cache_extensions;
		4235
3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3664	do_reload_perl;	4237	do_reload_perl;
3665	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
		4239	};
3666	};	4240	};
3667	}	4241	}
3668		4242
3669	register_command "reload" => sub {	4243	register_command "reload" => sub {
3670	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
…		…
3676	reload_perl;	4250	reload_perl;
3677	};	4251	};
3678	}	4252	}
3679	};	4253	};
3680		4254
3681	unshift @INC, $LIBDIR;	4255	#############################################################################
3682		4256
3683	my $bug_warning = 0;	4257	my $bug_warning = 0;
3684		4258
3685	our @WAIT_FOR_TICK;
3686	our @WAIT_FOR_TICK_BEGIN;
3687
3688	sub wait_for_tick {	4259	sub wait_for_tick() {
3689	return if tick_inhibit;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3690	return if $Coro::current == $Coro::main;
3691		4261
3692	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3693	push @WAIT_FOR_TICK, $signal;
3694	$signal->wait;
3695	}	4263	}
3696		4264
3697	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3698	return if tick_inhibit;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3699	return if $Coro::current == $Coro::main;
3700		4267
3701	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3702	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3703	$signal->wait;	4270	$signal->wait;
3704	}	4271	}
…		…
3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3709	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3710	return;	4277	return;
3711	}	4278	}
3712		4279
3713	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
		4281
		4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3714		4283
3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3717	Coro::async_pool {	4286	Coro::async_pool {
3718	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3719	write_runtime_sync	4288	write_runtime_sync
3720	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3721	};	4290	};
3722	}	4291	}
3723		4292
3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3725	$sig->send;	4294	$sig->send;
3726	}	4295	}
3727	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3728	$sig->send;
3729	}
3730		4297
3731	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3733		4300
3734	if (0) {	4301	if (0) {
3735	if ($NEXT_TICK) {	4302	if ($NEXT_TICK) {
3736	my $jitter = $TICK_START - $NEXT_TICK;	4303	my $jitter = $TICK_START - $NEXT_TICK;
3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3738	warn "jitter $JITTER\n";#d#	4305	debug "jitter $JITTER\n";#d#
3739	}	4306	}
3740	}	4307	}
3741	}	4308	}
3742		4309
3743	{	4310	{
3744	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
3745		4313
3746	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3747	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3748	$Coro::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3749		4317
3750	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3751	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753	| BDB::LOG_AUTOREMOVE, 1);	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756		4325
3757	cf::sync_job {	4326	cf::sync_job {
3758	eval {	4327	eval {
…		…
3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3778	};	4347	};
3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3781	};	4350	};
		4351
		4352	info "database initialised";
3782	}	4353	}
3783		4354
3784	{	4355	{
3785	# configure IO::AIO	4356	# configure IO::AIO
3786		4357
		4358	info "initialising aio";
3787	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3788	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3789	$Coro::AIO::WATCHER->priority (1);	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
3790	}	4363	}
3791		4364
3792	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3793		4367
3794	sub _log_backtrace {	4368	sub _log_backtrace {
3795	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3796		4370
3797	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3798		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3799	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3800	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3801	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3802	async {	4381	async {
3803	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3804		4383
3805	my @bt = fork_call {	4384	my @bt = fork_call {
3806	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
…		…
3817	}	4396	}
3818		4397
3819	@funcs	4398	@funcs
3820	};	4399	};
3821		4400
3822	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3824	--$_log_backtrace;	4404	--$_log_backtrace;
3825	};	4405	};
3826	} else {	4406	} else {
3827	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3828	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3829	}	4409	}
3830	}	4410	}
3831		4411
3832	# load additional modules	4412	# load additional modules
3833	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3834		4415
3835	END { cf::emergency_save }	4416	END { cf::emergency_save }
3836		4417
3837	1	4418	1
3838		4419

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