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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.617 by root, Mon Aug 10 18:46:04 2015 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
		602	Coro::cede;
		603
409	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	605
411	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	610	$job->[2]->send;
415	Coro::cede;
416	goto next_job;	611	goto next_job;
417	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	614	}
419	}	615	}
420		616
421	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
423	push @cf::WAIT_FOR_TICK, $signal;
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) {
492	Coro::cede_notself;	690	Coro::cede_notself;
493	} else {	691	} else {
494	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
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	}
…		…
1909		2124
1910	# the temporary/swap location	2125	# the temporary/swap location
1911	sub save_path {	2126	sub save_path {
1912	my ($self) = @_;	2127	my ($self) = @_;
1913		2128
1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1916	}	2131	}
1917		2132
1918	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1919	sub uniq_path {	2134	sub uniq_path {
1920	my ($self) = @_;	2135	my ($self) = @_;
1921		2136
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1924	}
1925
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}	2139	}
1934		2140
1935	sub decay_objects {	2141	sub decay_objects {
1936	my ($self) = @_;	2142	my ($self) = @_;
1937		2143
…		…
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
…		…
2373		2578
2374	sub unique_maps() {	2579	sub unique_maps() {
2375	[	2580	[
2376	map {	2581	map {
2377	utf8::decode $_;	2582	utf8::decode $_;
2378	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2379	? normalise $_	2586	: normalise $_
2380	: ()
2381	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2382	]	2588	]
2383	}	2589	}
2384		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
2385	=back	2623	=back
2386		2624
2387	=head3 cf::object	2625	=head3 cf::object
2388		2626
2389	=cut	2627	=cut
…		…
2392		2630
2393	=over 4	2631	=over 4
2394		2632
2395	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2396		2634
2397	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2398		2637
2399	=cut	2638	=cut
2400		2639
2401	sub inv_recursive_;	2640	sub inv_recursive_;
2402	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2407	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2408	}	2647	}
2409		2648
2410	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2411		2650
2412	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2413		2652
2414	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2415		2654
2416	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,
2417	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2418		2657
2419	=cut	2658	=cut
2420		2659
2421	sub deref {	2660	sub deref {
…		…
2449	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
2450	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2451		2690
2452	=cut	2691	=cut
2453		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
2454	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2455	# with dialog boxes.	2708	# with dialog boxes.
2456	#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
2457	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2458	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2469	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471		2724
2472	} else {	2725	} else {
2473	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2474	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475	}	2728	}
2476	}	2729	}
2477	}	2730	}
2478		2731
2479	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2489	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2490		2743
2491	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2492	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2493		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2494	=cut	2772	=cut
2495		2773
2496	sub cf::object::player::may {	2774	sub cf::object::player::may {
2497	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2498		2776
2499	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2500	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2501	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2502	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2503	}	2781	}
2504		2782
2505	=item $player_object->enter_link	2783	=item $player_object->enter_link
2506		2784
2507	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2508		2786
2509	The player should be reasonably safe there for short amounts of time. You	2787	The player should be reasonably safe there for short amounts of time (e.g.
2510	I<MUST> call C<leave_link> as soon as possible, though.	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2789	though, as the player cannot control the character while it is on the link
		2790	map.
2511		2791
2512	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2513		2799
2514	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2515		2801
2516	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2517	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2535	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2536	my ($self) = @_;	2822	my ($self) = @_;
2537		2823
2538	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2539		2825
		2826	++$self->{_link_recursion};
		2827
2540	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2541		2829
2542	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2543	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2544		2832
2545	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2546	}	2834	}
2547		2835
2548	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2549	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2550		2838
…		…
2567	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2568	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2569		2857
2570	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2571	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2572	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2573		2861
2574	$map->load;	2862	$map->load;
2575	$map->load_neighbours;
2576		2863
2577	return unless $self->contr->active;	2864	return unless $self->contr->active;
2578	$self->activate_recursive;
2579		2865
2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2582	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2583		2873
		2874	}
		2875
2584	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2585		2877
2586	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2587	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2588	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2589	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
2590	be called at the end of this process.	2882	be called at the end of this process.
2591		2883
		2884	Note that $check will be called with a potentially non-loaded map, so if
		2885	it needs a loaded map it has to call C<< ->load >>.
		2886
2592	=cut	2887	=cut
2593		2888
2594	our $GOTOGEN;	2889	our $GOTOGEN;
2595		2890
2596	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2597	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2598		2899
2599	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2600	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2601		2902
2602	$self->enter_link;	2903	$self->enter_link;
…		…
2622	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2623	}	2924	}
2624	}	2925	}
2625		2926
2626	my $map = eval {	2927	my $map = eval {
2627	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2628		2929
2629	if ($map) {	2930	if ($map) {
2630	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2631	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2632	} else {	2933	} else {
2633	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2634	}	2935	}
2635		2936
2636	$map	2937	$map
…		…
2644	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2645	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2646	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2647	}	2948	}
2648		2949
2649	$done->() if $done;	2950	$done->($self) if $done;
2650	})->prio (1);	2951	})->prio (1);
2651	}	2952	}
2652		2953
2653	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2654		2955
…		…
2674	}	2975	}
2675		2976
2676	sub prepare_random_map {	2977	sub prepare_random_map {
2677	my ($exit) = @_;	2978	my ($exit) = @_;
2678		2979
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2682	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2683	# that depends on the exit object	2982	# that depends on the exit object
2684		2983
2685	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2687	if ($exit->map) {	2986	if ($exit->map) {
2688	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2689	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2690	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2691	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2692	}	2993	}
2693		2994
2694	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2695		2996
2696	my $data = cf::encode_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2698	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2699		3000
2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2702	undef $fh;	3003	undef $fh;
2703	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2704		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2705	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2706	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2707	}	3012	}
2708	}	3013	}
2709		3014
2710	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2711	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2712		3017
2713	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2714		3019
2715	if ($exit->slaying eq "/!") {
2716	#TODO: this should de-fi-ni-te-ly not be a sync-job
2717	# the problem is that $exit might not survive long enough
2718	# so it needs to be done right now, right here
2719	cf::sync_job { prepare_random_map $exit };
2720	}
2721
2722	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723	my $hp = $exit->stats->hp;
2724	my $sp = $exit->stats->sp;
2725
2726	$self->enter_link;	3020	$self->enter_link;
2727		3021
2728	# if exit is damned, update players death & WoR home-position
2729	$self->contr->savebed ($slaying, $hp, $sp)
2730	if $exit->flag (FLAG_DAMNED);
2731
2732	(async {	3022	(async {
2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3023	$Coro::current->{desc} = "enter_exit";
2734		3024
2735	$self->deactivate_recursive; # just to be sure
2736	unless (eval {	3025	unless (eval {
		3026	$self->deactivate_recursive; # just to be sure
		3027
		3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3029	my $x = $exit->stats->hp;
		3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
		3054
2737	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2738		3056
		3057	# if exit is damned, update players death & WoR home-position
		3058	$self->contr->savebed ($map, $x, $y)
		3059	if $exit->flag (cf::FLAG_DAMNED);
		3060
2739	1;	3061	1
2740	}) {	3062	}) {
2741	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2742	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2743	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2744	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2745		3067
2746	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2747	$self->leave_link;	3069	$self->leave_link;
2748	}	3070	}
2749	})->prio (1);	3071	})->prio (1);
2750	}	3072	}
2751		3073
2752	=head3 cf::client	3074	=head3 cf::client
2753		3075
2754	=over 4	3076	=over 4
2755		3077
2756	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2757		3079
2758	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2759	should not be used under normal circumstances.	3081	them as required.
2760		3082
2761	=cut	3083	=cut
2762		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2763	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2764	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2765		3089
2766	utf8::encode $text;	3090	# try lzf for large packets
2767	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2768	}	3101	}
2769		3102
2770	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2771		3104
2772	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2773	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2774	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2775	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2776		3109
2777	=cut	3110	=cut
2778		3111
2779	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2780	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2781	"c/identify" => {	3120	"c/identify" => {
2782	id => "infobox",	3121	id => "infobox",
2783	title => "Identify",	3122	title => "Identify",
2784	reply => undef,	3123	reply => undef,
2785	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2787	"c/examine" => {	3126	"c/examine" => {
2788	id => "infobox",	3127	id => "infobox",
2789	title => "Examine",	3128	title => "Examine",
2790	reply => undef,	3129	reply => undef,
2791	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2792	},	3137	},
2793	"c/book" => {	3138	"c/book" => {
2794	id => "infobox",	3139	id => "infobox",
2795	title => "Book",	3140	title => "Book",
2796	reply => undef,	3141	reply => undef,
…		…
2812	id => "infobox",	3157	id => "infobox",
2813	title => "Body Parts",	3158	title => "Body Parts",
2814	reply => undef,	3159	reply => undef,
2815	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2816	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
		3168	"c/skills" => {
		3169	id => "infobox",
		3170	title => "Skills",
		3171	reply => undef,
		3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
		3197	},
2817	"c/uptime" => {	3198	"c/uptime" => {
2818	id => "infobox",	3199	id => "infobox",
2819	title => "Uptime",	3200	title => "Uptime",
2820	reply => undef,	3201	reply => undef,
2821	tooltip => "How long the server has been running since last restart",	3202	tooltip => "How long the server has been running since last restart",
…		…
2824	id => "infobox",	3205	id => "infobox",
2825	title => "Map Info",	3206	title => "Map Info",
2826	reply => undef,	3207	reply => undef,
2827	tooltip => "Information related to the maps",	3208	tooltip => "Information related to the maps",
2828	},	3209	},
		3210	"c/party" => {
		3211	id => "party",
		3212	title => "Party",
		3213	reply => "gsay ",
		3214	tooltip => "Messages and chat related to your party",
		3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2829	);	3230	);
2830		3231
2831	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2832	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2833		3234
2834	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2835		3237
2836	$color &= cf::NDI_CLIENT_MASK; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2837		3239
2838	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2839	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2840	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2841		3243
2842	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2843	if $self->can_msg;
2844
2845	$channel = $channel->{id};	3245	$channel = $channel->{id};
2846		3246
2847	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2848	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2849	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2850	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2851	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853	}	3252	}
2854		3253
2855	$channel = $channel->{id};	3254	$channel = $channel->{id};
2856	}	3255	}
2857		3256
2858	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2859		3258
2860	if ($self->can_msg) {
2861	# default colour, mask it out	3259	# default colour, mask it out
2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2864		3262
2865	$self->send_packet ("msg " . $self->{json_coder}->encode (	3263	my $pkt = "msg "
		3264	. $self->{json_coder}->encode (
2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867	} else {	3266	);
2868	if ($color >= 0) {
2869	# replace some tags by gcfclient-compatible ones
2870	for ($msg) {
2871	1 while
2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877	}
2878		3267
2879	$color &= cf::NDI_COLOR_MASK;	3268	$self->send_big_packet ($pkt);
2880
2881	utf8::encode $msg;
2882
2883	if (0 && $msg =~ /\[/) {
2884	# COMMAND/INFO
2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2886	} else {
2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888	$self->send_packet ("drawinfo $color $msg")
2889	}
2890	}
2891	}
2892	}	3269	}
2893		3270
2894	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2895		3272
2896	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2898	=cut	3275	=cut
2899		3276
2900	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2901	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2902		3279
2903	if ($self->extcmd == 2) {
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2905	} elsif ($self->extcmd == 1) { # TODO: remove
2906	push @msg, msgtype => "event_$type";
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2908	}
2909	}
2910
2911	=item $client->ext_reply ($msgid, @msg)
2912
2913	Sends an ext reply to the client.
2914
2915	=cut
2916
2917	sub cf::client::ext_reply($$@) {
2918	my ($self, $id, @msg) = @_;
2919
2920	if ($self->extcmd == 2) {
2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2922	} elsif ($self->extcmd == 1) {
2923	#TODO: version 1, remove
2924	unshift @msg, msgtype => "reply", msgid => $id;
2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2926	}
2927	}	3281	}
2928		3282
2929	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2930		3284
2931	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2951		3305
2952	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2953	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2954		3308
2955	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2956	}	3349	}
2957		3350
2958	cf::client->attach (	3351	cf::client->attach (
2959	on_connect => sub {	3352	on_connect => sub {
2960	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2986	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2987		3380
2988	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2989		3382
2990	if (ref $msg) {	3383	if (ref $msg) {
2991	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2992	"ARRAY" eq ref $msg
2993	? @$msg
2994	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2995		3385
2996	my @reply;
2997
2998	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2999	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
3000	}	3404	}
3001
3002	$ns->ext_reply ($reply, @reply)
3003	if $reply;
3004
3005	} else {	3405	} else {
3006	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3007	}	3407	}
3008		3408
3009	cf::override;	3409	cf::override;
3010	},	3410	},
3011	);	3411	);
…		…
3031		3431
3032	$coro	3432	$coro
3033	}	3433	}
3034		3434
3035	cf::client->attach (	3435	cf::client->attach (
3036	on_destroy => sub {	3436	on_client_destroy => sub {
3037	my ($ns) = @_;	3437	my ($ns) = @_;
3038		3438
3039	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3040	},	3440	},
3041	);	3441	);
…		…
3057	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3058		3458
3059	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3060		3460
3061	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3062	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3063	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3064	sort time	3464	sort time
3065	));	3465	));
3066		3466
3067	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3070		3470
3071	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3072		3472
3073	cf::object	3473	cf::object
3074	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
3075	insert remove name archname title slaying race decrease_ob_nr	3475	insert remove name archname title slaying race decrease split
		3476	value
3076		3477
3077	cf::object::player	3478	cf::object::player
3078	player	3479	player
3079		3480
3080	cf::player	3481	cf::player
…		…
3085		3486
3086	=cut	3487	=cut
3087		3488
3088	for (	3489	for (
3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090	insert remove inv name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3091	decrease_ob_nr destroy)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3092	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3093	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3094	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3095	) {	3496	) {
3096	no strict 'refs';
3097	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3098	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3099	for @funs;	3499	for @funs;
3100	}	3500	}
3101		3501
…		…
3116		3516
3117	my $qcode = $code;	3517	my $qcode = $code;
3118	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3119	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3120		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3121	local $_;	3524	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;
3123		3525
3124	my $eval =	3526	my $eval =
3125	"do {\n"	3527	"do {\n"
3126	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3128	. $code	3530	. $code
3129	. "\n}"	3531	. "\n}"
3130	;	3532	;
3131		3533
		3534	if ($CFG{safe_eval}) {
3132	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3133	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3135		3543
3136	if ($@) {	3544	if ($@) {
3137	warn "$@";	3545	warn "$@",
3138	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3139	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3140	}	3548	}
3141		3549
3142	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3143	}	3551	}
3144		3552
…		…
3158	=cut	3566	=cut
3159		3567
3160	sub register_script_function {	3568	sub register_script_function {
3161	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3162		3570
3163	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3164	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3165	}	3573	}
3166		3574
3167	=back	3575	=back
3168		3576
3169	=cut	3577	=cut
3170		3578
3171	#############################################################################	3579	#############################################################################
3172	# the server's init and main functions	3580	# the server's init and main functions
3173		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3174	sub load_facedata($) {	3659	sub load_facedata($) {
3175	my ($path) = @_;	3660	my ($path) = @_;
3176		3661
3177	# HACK to clear player env face cache, we need some signal framework
3178	# for this (global event?)
3179	%ext::player_env::MUSIC_FACE_CACHE = ();
3180
3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182		3663
3183	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3184		3665
3185	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3186	0 < aio_load $path, $facedata
3187	or die "$path: $!";
3188
3189	$facedata = Coro::Storable::thaw $facedata;
3190		3667
3191	$facedata->{version} == 2	3668	$facedata->{version} == 2
3192	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3193		3670
3194	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3195	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3196	type => FT_RSRC,	3673
3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3198	};	3675
3199	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3200		3679
3201	{	3680	{
3202	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3203		3682
3204	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206		3686
3207	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3208	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3211		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3212	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3213	}	3694	}
3214		3695
3215	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3216	next unless $info->{smooth};	3697	next unless $info->{smooth};
3217		3698
…		…
3220		3701
3221	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3222	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224	} else {	3705	} else {
3225	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3226	}	3707	}
3227
3228	cf::cede_to_tick;
3229	}	3708	}
3230	}	3709	}
3231		3710
3232	{	3711	{
3233	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3234		3713
3235	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3236	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3237	cf::cede_to_tick;
3238	}	3716	}
3239		3717
3240	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3241	}	3719	}
3242		3720
3243	{	3721	{
3244	# TODO: for gcfclient pleasure, we should give resources
3245	# that gcfclient doesn't grok a >10000 face index.
3246	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3247		3723
3248	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3249	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251	my $data;
3252		3728
3253	if ($info->{type} & 1) {
3254	# prepend meta info
3255
3256	my $meta = $enc->encode ({
3257	name => $name,
3258	%{ $info->{meta} || {} },
3259	});
3260
3261	$data = pack "(w/a*)*", $meta, $info->{data};
3262	} else {
3263	$data = $info->{data};
3264	}
3265
3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3268	} else {	3735	} else {
3269	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3270	}	3737	}
3271
3272	cf::cede_to_tick;
3273	}	3738	}
3274	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3275		3750
3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3278	1	3755	1
3279	}	3756	}
3280
3281	cf::global->attach (on_resource_update => sub {
3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286	my $sound = $soundconf->{compat}[$_]
3287	or next;
3288
3289	my $face = cf::face::find "sound/$sound->[1]";
3290	cf::sound::set $sound->[0] => $face;
3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292	}
3293
3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
3295	my $face = cf::face::find "sound/$v";
3296	cf::sound::set $k => $face;
3297	}
3298	}
3299	});
3300		3757
3301	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3302	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3303		3760
3304	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
3305	$ns->fx_want ($k, $v);	3762	$ns->fx_want ($k, $v);
3306	}	3763	}
3307	};	3764	};
		3765
		3766	sub load_resource_file($) {
		3767	my $guard = lock_acquire "load_resource_file";
		3768
		3769	my $status = load_resource_file_ $_[0];
		3770	get_slot 0.1, 100;
		3771	cf::arch::commit_load;
		3772
		3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
		3788	}
3308		3789
3309	sub reload_regions {	3790	sub reload_regions {
3310	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3311	# for this (global event?)	3792	# for this (global event?)
3312	%ext::player_env::MUSIC_FACE_CACHE = ();	3793	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3319	if exists $_->{match};	3800	if exists $_->{match};
3320	}	3801	}
3321	}	3802	}
3322		3803
3323	sub reload_facedata {	3804	sub reload_facedata {
3324	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3325	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3326	}	3807	}
3327		3808
3328	sub reload_archetypes {	3809	sub reload_archetypes {
3329	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3330	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
3331	#d# NEED to laod twice to resolve forward references	3812
3332	# this really needs to be done in an extra post-pass	3813	cf::face::set
3333	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
3334	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
3335	or die "unable to load archetypes\n";	3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3336	}	3838	}
3337		3839
3338	sub reload_treasures {	3840	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3341	}	3843	}
3342		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3343	sub reload_resources {	3865	sub reload_resources {
3344	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3345		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
3346	reload_regions;	3873	reload_regions;
3347	reload_facedata;
3348	#reload_archetypes;#d#
3349	reload_archetypes;
3350	reload_treasures;	3874	reload_treasures;
3351		3875
3352	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3353	}
3354
3355	sub init {
3356	reload_resources;
3357	}	3877	}
3358		3878
3359	sub reload_config {	3879	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3361	or return;
3362		3881
3363	local $/;	3882	my $config = load_file "$CONFDIR/config";
3364	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3365		3885
3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367		3887
3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370		3890
3371	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3375	};	3895	};
3376	warn $@ if $@;	3896	warn $@ if $@;
3377	}	3897	}
3378	}	3898	}
3379		3899
		3900	sub pidfile() {
		3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3902	or die "$PIDFILE: $!";
		3903	flock $fh, &Fcntl::LOCK_EX
		3904	or die "$PIDFILE: flock: $!";
		3905	$fh
		3906	}
		3907
		3908	# make sure only one server instance is running at any one time
		3909	sub atomic {
		3910	my $fh = pidfile;
		3911
		3912	my $pid = <$fh>;
		3913	kill 9, $pid if $pid > 0;
		3914
		3915	seek $fh, 0, 0;
		3916	print $fh $$;
		3917	}
		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3380	sub main {	3928	sub main {
		3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3937
3381	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3382	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3384	(async {	3941	(async {
3385	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3386	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONESHOT;
3387	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3388	};	3945	};
3389		3946
3390	reload_config;
3391	db_init;
3392	load_extensions;
3393
3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395	evthread_start IO::AIO::poll_fileno;	3947	evthread_start IO::AIO::poll_fileno;
3396	EV::loop;	3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
		3961	reload_config;
		3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
		3971	load_extensions;
		3972
		3973	utime time, time, $RUNTIMEFILE;
		3974
		3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
		3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3978
		3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3397	}	3990	}
3398		3991
3399	#############################################################################	3992	#############################################################################
3400	# initialisation and cleanup	3993	# initialisation and cleanup
3401		3994
3402	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3403	BEGIN {	3996	BEGIN {
3404	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3405	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3406	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3407	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3408	};	4001	};
3409	}	4002	}
3410	}	4003	}
3411		4004
3412	sub write_runtime_sync {	4005	sub write_runtime_sync {
3413	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3414		4007
3415	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3416	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3417		4010
3418	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419		4012
3420	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3421		4014
3422	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3423	or return;	4016	or return;
3424		4017
3425	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3426	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3427	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3437	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3438		4031
3439	close $fh	4032	close $fh
3440	or return;	4033	or return;
3441		4034
3442	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443	and return;	4036	and return;
3444		4037
3445	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3446		4039
3447	1	4040	1
3448	}	4041	}
3449		4042
3450	our $uuid_lock;	4043	our $uuid_lock;
…		…
3459	my $uuid = "$LOCALDIR/uuid";	4052	my $uuid = "$LOCALDIR/uuid";
3460		4053
3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462	or return;	4055	or return;
3463		4056
3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
3465	$uuid_skip = 0;	4065	$uuid_skip = 0;
3466		4066
3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0	4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3468	and return;	4068	and return;
3469		4069
…		…
3475	or return;	4075	or return;
3476		4076
3477	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3478	and return;	4078	and return;
3479		4079
3480	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3481		4081
3482	1	4082	1
3483		4083
3484	}	4084	}
3485		4085
…		…
3491	}	4091	}
3492		4092
3493	sub emergency_save() {	4093	sub emergency_save() {
3494	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3495		4095
3496	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3497		4102
3498	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3499	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3500	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3501	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3502	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3503	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3504	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3505	$pl->valid or next;	4112	$pl->valid or next;
3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507	$pl->save;	4114	$pl->save;
3508	}	4115	}
3509	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3510		4117
3511	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3512	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3513	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3514	$map->valid or next;	4123	$map->valid or next;
3515	$map->save;	4124	$map->save;
3516	}	4125	}
3517	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3518		4127
3519	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3520	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3521	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3522		4133
3523	warn "begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3524	write_uuid_sync 1;	4135	write_uuid_sync 1;
3525	warn "end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3526	};	4156	};
3527		4157
3528	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3529	}	4159	}
3530		4160
3531	sub post_cleanup {	4161	sub post_cleanup {
3532	my ($make_core) = @_;	4162	my ($make_core) = @_;
3533		4163
		4164	IO::AIO::flush;
		4165
3534	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3535	if $make_core;	4167	if $make_core;
		4168
		4169	my $fh = pidfile;
		4170	unlink $PIDFILE if <$fh> == $$;
		4171	}
		4172
		4173	# a safer delete_package, copied from Symbol
		4174	sub clear_package($) {
		4175	my $pkg = shift;
		4176
		4177	# expand to full symbol table name if needed
		4178	unless ($pkg =~ /^main::.*::$/) {
		4179	$pkg = "main$pkg" if $pkg =~ /^::/;
		4180	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4181	$pkg .= '::' unless $pkg =~ /::$/;
		4182	}
		4183
		4184	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4185	my $stem_symtab = *{$stem}{HASH};
		4186
		4187	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4188	or return;
		4189
		4190	# clear all symbols
		4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4192	for my $name (keys %$leaf_symtab) {
		4193	_gv_clear *{"$pkg$name"};
		4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4195	}
3536	}	4196	}
3537		4197
3538	sub do_reload_perl() {	4198	sub do_reload_perl() {
3539	# can/must only be called in main	4199	# can/must only be called in main
3540	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3541	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3542	return;	4202	return;
3543	}	4203	}
3544		4204
3545	warn "reloading...";	4205	return if $RELOAD++;
3546		4206
3547	warn "entering sync_job";	4207	my $t1 = AE::time;
3548		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3549	cf::sync_job {	4215	cf::sync_job {
3550	cf::write_runtime_sync; # external watchdog should not bark
3551	cf::emergency_save;	4216	#cf::emergency_save;
3552	cf::write_runtime_sync; # external watchdog should not bark
3553		4217
3554	warn "syncing database to disk";
3555	BDB::db_env_txn_checkpoint $DB_ENV;
3556
3557	# if anything goes wrong in here, we should simply crash as we already saved
3558
3559	warn "flushing outstanding aio requests";
3560	for (;;) {
3561	BDB::flush;
3562	IO::AIO::flush;
3563	Coro::cede_notself;
3564	last unless IO::AIO::nreqs || BDB::nreqs;
3565	warn "iterate...";
3566	}
3567
3568	++$RELOAD;
3569
3570	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3571	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3572	%EXT_CORO = ();	4220	%EXT_CORO = ();
3573		4221
3574	warn "removing commands";	4222	trace "perl_reload: removing commands";
3575	%COMMAND = ();	4223	%COMMAND = ();
3576		4224
3577	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3578	%EXTCMD = ();	4226	%EXTCMD = ();
3579	%EXTICMD = ();	4227	%EXTICMD = ();
3580		4228
3581	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3582	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3583	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3584		4232
3585	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3586	eval {	4234	eval {
3587	$cb->($pkg);	4235	$cb->($pkg);
3588	1	4236	1
3589	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
		4238	}
		4239
		4240	trace "... clearing $pkg";
		4241	clear_package $pkg;
3590	}	4242	}
3591		4243
3592	warn "... nuking $pkg";
3593	Symbol::delete_package $pkg;
3594	}
3595
3596	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3597	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3598	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599		4247
3600	warn "... unloading $k";	4248	trace "... unloading $k";
3601	delete $INC{$k};	4249	delete $INC{$k};
3602		4250
3603	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3604	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3605		4253
3606	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3607	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3608	}	4259	}
3609		4260
3610	Symbol::delete_package $k;
3611	}
3612
3613	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3614	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3615	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616		4264
3617	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3618	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3619	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620		4268
3621	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3622	# and global variables created in xs	4270	# and global variables created in xs
3623	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3624		4272
3625	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3626		4274
3627	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3628	require cf;	4276	require cf;
3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3630		4278
3631	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3632	cf::reload_config;	4280	cf::reload_config;
3633		4281
3634	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3635	cf::load_extensions;	4283	cf::load_extensions;
3636		4284
		4285	if ($REATTACH_ON_RELOAD) {
3637	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3638	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3639	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3640	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3641	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3642	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3643		4293
3644	warn "leaving sync_job";	4294	cf::_post_init 1;
3645		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3646	1	4298	1
3647	} or do {	4299	} or do {
3648	warn $@;	4300	error $@;
3649	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
		4302	};
		4303
		4304	--$RELOAD;
3650	};	4305	}
3651		4306
3652	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3653	};	4309	};
3654		4310
3655	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3656		4312
3657	sub reload_perl() {	4313	sub reload_perl() {
3658	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3659	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3660		4316
		4317	$RELOAD_WATCHER ||= cf::async {
		4318	Coro::AIO::aio_wait cache_extensions;
		4319
3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3662	do_reload_perl;	4321	do_reload_perl;
3663	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
		4323	};
3664	};	4324	};
3665	}	4325	}
3666		4326
3667	register_command "reload" => sub {	4327	register_command "reload" => sub {
3668	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
…		…
3674	reload_perl;	4334	reload_perl;
3675	};	4335	};
3676	}	4336	}
3677	};	4337	};
3678		4338
3679	unshift @INC, $LIBDIR;	4339	#############################################################################
3680		4340
3681	my $bug_warning = 0;	4341	my $bug_warning = 0;
3682		4342
3683	our @WAIT_FOR_TICK;
3684	our @WAIT_FOR_TICK_BEGIN;
3685
3686	sub wait_for_tick {	4343	sub wait_for_tick() {
3687	return if tick_inhibit;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3688	return if $Coro::current == $Coro::main;
3689		4345
3690	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3691	push @WAIT_FOR_TICK, $signal;
3692	$signal->wait;
3693	}	4347	}
3694		4348
3695	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3696	return if tick_inhibit;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3697	return if $Coro::current == $Coro::main;
3698		4351
3699	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3700	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3701	$signal->wait;	4354	$signal->wait;
3702	}	4355	}
…		…
3706	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3707	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3708	return;	4361	return;
3709	}	4362	}
3710		4363
3711	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3712		4367
3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3715	Coro::async_pool {	4370	Coro::async_pool {
3716	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3717	write_runtime_sync	4372	write_runtime_sync
3718	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3719	};	4374	};
3720	}	4375	}
3721		4376
3722	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3723	$sig->send;	4378	$sig->send;
3724	}	4379	}
3725	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3726	$sig->send;
3727	}
3728		4381
3729	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3730	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3731		4384
3732	if (0) {	4385	if (0) {
3733	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3734	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3735	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3736	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3737	}	4390	}
3738	}	4391	}
3739	}	4392	}
3740		4393
3741	{	4394	{
3742	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3743		4397
3744	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3745	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3746	$Coro::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3747		4401
3748	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3749	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751	| BDB::LOG_AUTOREMOVE, 1);	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4406	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754		4409
3755	cf::sync_job {	4410	cf::sync_job {
3756	eval {	4411	eval {
…		…
3775	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3776	};	4431	};
3777	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3778	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3779	};	4434	};
		4435
		4436	info "database initialised";
3780	}	4437	}
3781		4438
3782	{	4439	{
3783	# configure IO::AIO	4440	# configure IO::AIO
3784		4441
		4442	info "initialising aio";
3785	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3786	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3787	$Coro::AIO::WATCHER->priority (1);	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3788	}	4447	}
3789		4448
3790	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3791		4451
3792	sub _log_backtrace {	4452	sub _log_backtrace {
3793	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3794		4454
3795	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3796		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3797	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3798	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3799	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3800	async {	4465	async {
3801	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3802		4467
3803	my @bt = fork_call {	4468	my @bt = fork_call {
3804	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
…		…
3815	}	4480	}
3816		4481
3817	@funcs	4482	@funcs
3818	};	4483	};
3819		4484
3820	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3822	--$_log_backtrace;	4488	--$_log_backtrace;
3823	};	4489	};
3824	} else {	4490	} else {
3825	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3826	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3827	}	4493	}
3828	}	4494	}
3829		4495
3830	# load additional modules	4496	# load additional modules
3831	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3832		4499
3833	END { cf::emergency_save }	4500	END { cf::emergency_save }
3834		4501
3835	1	4502	1
3836		4503

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