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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.439 by root, Mon Jul 14 16:42:49 2008 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	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;	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 Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
…		…
61		64
62	# configure various modules to our taste	65	# configure various modules to our taste
63	#	66	#
64	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
67		75
68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
69		78
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
74		85
75	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
85	our $DATADIR = datadir;	99	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
89	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
95	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
96		120
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	123	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		125
102	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	129	our $DB_ENV;
106		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
107	our %CFG;	133	our %CFG;
108		134
109	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
111	our $NOW;	138	our $NOW;
112		139
113	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
114	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
115	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
121	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	149	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
124		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
		159
125	binmode STDOUT;	160	binmode STDOUT;
126	binmode STDERR;	161	binmode STDERR;
127		162
128	# read virtual server time, if available	163	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
133	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
134		171
135	mkdir $_	172	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		174
138	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
139		176
140	sub cf::map::normalise;	177	sub cf::map::normalise;
141		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
142	#############################################################################	183	#############################################################################
143		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
144	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
145		197
146	=over 4	198	=over 4
147		199
148	=item $cf::UPTIME	200	=item $cf::UPTIME
149		201
150	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
151		218
152	=item $cf::RUNTIME	219	=item $cf::RUNTIME
153		220
154	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
155	every server tick.	222	every server tick.
…		…
161	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
162	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
163	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
164	database environment.	231	database environment.
165		232
166	=item $cf::NOW
167
168	The time of the last (current) server tick.
169
170	=item $cf::TICK
171
172	The interval between server ticks, in seconds.
173
174	=item $cf::LOADAVG	233	=item $cf::LOADAVG
175		234
176	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
177	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
178	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
187	from wherever your confdir points to.	246	from wherever your confdir points to.
188		247
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		249
191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
192	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
193	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
194		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
195	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
196		272
197	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
198	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
199	that call.	275	that call.
200		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
201	=back	283	=back
202		284
203	=cut	285	=cut
204		286
205	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
206	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
207	my $msg = join "", @_;	294	my $msg = join "", @_;
208		295
209	$msg .= "\n"	296	$msg .= "\n"
210	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
211		298
212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
213		300
214	LOG llevError, $msg;	301	LOG llevWarn, $msg;
215	};	302	};
216	}
217		303
218	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
220		306
221	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	311	return;#d#
224	}#d#	312	}#d#
225		313
226	# kill coroutine otherwise	314	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	315	Coro::terminate
229	};	316	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		317
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	328	for my $pkg (qw(
244	cf::global cf::attachable	329	cf::global cf::attachable
245	cf::object cf::object::player	330	cf::object cf::object::player
246	cf::client cf::player	331	cf::client cf::player
247	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
248	cf::map cf::party cf::region	334	cf::party cf::region
249	)) {	335	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	337	}
253		338
254	$EV::DIED = sub {	339	$EV::DIED = sub {
255	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
256	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
257		347
258	#############################################################################	348	#############################################################################
259		349
260	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
261		351
…		…
282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
283	$d	373	$d
284	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
285	}	375	}
286		376
		377	=item $scalar = cf::load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
287	=item $ref = cf::decode_json $json	429	=item $ref = cf::decode_json $json
288		430
289	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
290		432
291	=item $json = cf::encode_json $ref	433	=item $json = cf::encode_json $ref
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		440
299	sub encode_json($) { $json_coder->encode ($_[0]) }	441	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	442	sub decode_json($) { $json_coder->decode ($_[0]) }
301		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
		475	=item cf::post_init { BLOCK }
		476
		477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		478	but I<before> the server starts ticking again.
		479
		480	The codeblock will have a single boolean argument to indicate whether this
		481	is a reload or not.
		482
		483	=cut
		484
		485	sub post_init(&) {
		486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
		504	}
		505
302	=item cf::lock_wait $string	506	=item cf::lock_wait $string
303		507
304	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
305		509
306	=item my $lock = cf::lock_acquire $string	510	=item my $lock = cf::lock_acquire $string
307		511
308	Wait until the given lock is available and then acquires it and returns	512	Wait until the given lock is available and then acquires it and returns
309	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	513	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
310	for example when the coroutine gets canceled), the lock is automatically	514	for example when the coroutine gets canceled), the lock is automatically
311	returned.	515	returned.
312		516
313	Locks are *not* recursive, locking from the same coro twice results in a	517	Locks are *not* recursive, locking from the same coro twice results in a
314	deadlocked coro.	518	deadlocked coro.
…		…
320		524
321	Return true if the lock is currently active, i.e. somebody has locked it.	525	Return true if the lock is currently active, i.e. somebody has locked it.
322		526
323	=cut	527	=cut
324		528
325	our %LOCK;	529	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		530
328	sub lock_wait($) {	531	sub lock_wait($) {
329	my ($key) = @_;	532	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	533	}
342		534
343	sub lock_acquire($) {	535	sub lock_acquire($) {
344	my ($key) = @_;	536	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	537	}
358		538
359	sub lock_active($) {	539	sub lock_active($) {
360	my ($key) = @_;	540	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	541	}
364		542
365	sub freeze_mainloop {	543	sub freeze_mainloop {
366	tick_inhibit_inc;	544	tick_inhibit_inc;
367		545
368	Coro::guard \&tick_inhibit_dec;	546	&Guard::guard (\&tick_inhibit_dec);
369	}	547	}
370		548
371	=item cf::periodic $interval, $cb	549	=item cf::periodic $interval, $cb
372		550
373	Like EV::periodic, but randomly selects a starting point so that the actions	551	Like EV::periodic, but randomly selects a starting point so that the actions
374	get spread over timer.	552	get spread over time.
375		553
376	=cut	554	=cut
377		555
378	sub periodic($$) {	556	sub periodic($$) {
379	my ($interval, $cb) = @_;	557	my ($interval, $cb) = @_;
…		…
383	EV::periodic $start, $interval, 0, $cb	561	EV::periodic $start, $interval, 0, $cb
384	}	562	}
385		563
386	=item cf::get_slot $time[, $priority[, $name]]	564	=item cf::get_slot $time[, $priority[, $name]]
387		565
388	Allocate $time seconds of blocking CPU time at priority C<$priority>:	566	Allocate $time seconds of blocking CPU time at priority C<$priority>
389	This call blocks and returns only when you have at least C<$time> seconds	567	(default: 0): This call blocks and returns only when you have at least
390	of cpu time till the next tick. The slot is only valid till the next cede.	568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
391		573
392	The optional C<$name> can be used to identify the job to run. It might be	574	The optional C<$name> can be used to identify the job to run. It might be
393	used for statistical purposes and should identify the same time-class.	575	used for statistical purposes and should identify the same time-class.
394		576
395	Useful for short background jobs.	577	Useful for short background jobs.
396		578
397	=cut	579	=cut
398		580
399	our @SLOT_QUEUE;	581	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
401		584
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	586	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	587	$Coro::current->desc ("timeslot manager");
405		588
406	my $signal = new Coro::Signal;	589	my $signal = new Coro::Signal;
		590	my $busy;
407		591
408	while () {	592	while () {
409	next_job:	593	next_job:
		594
410	my $avail = cf::till_tick;	595	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	596
412	for (0 .. $#SLOT_QUEUE) {	597	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	600	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	601	$job->[2]->send;
416	Coro::cede;	602	Coro::cede;
417	goto next_job;	603	goto next_job;
418	}	604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	606	}
420	}	607	}
421		608
422	if (@SLOT_QUEUE) {	609	if (@SLOT_QUEUE) {
423	# we do not use wait_for_tick() as it returns immediately when tick is inactive	610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
424	push @cf::WAIT_FOR_TICK, $signal;	611	$WAIT_FOR_TICK->wait;
425	$signal->wait;
426	} else {	612	} else {
		613	$busy = 0;
427	Coro::schedule;	614	Coro::schedule;
428	}	615	}
429	}	616	}
430	};	617	};
431		618
432	sub get_slot($;$$) {	619	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	620	return if tick_inhibit || $Coro::current == $Coro::main;
434		621
435	my ($time, $pri, $name) = @_;	622	my ($time, $pri, $name) = @_;
436		623
437	$time = $TICK * .6 if $time > $TICK * .6;	624	$time = clamp $time, 0.01, $TICK * .6;
		625
438	my $sig = new Coro::Signal;	626	my $sig = new Coro::Signal;
439		627
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	630	$SLOT_QUEUE->ready;
…		…
468	=cut	656	=cut
469		657
470	sub sync_job(&) {	658	sub sync_job(&) {
471	my ($job) = @_;	659	my ($job) = @_;
472		660
473	if ($Coro::current == $Coro::main) {	661	if (in_main) {
474	my $time = EV::time;	662	my $time = AE::time;
475		663
476	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
478		666
479	LOG llevError, Carp::longmess "sync job";#d#	667	#LOG llevError, Carp::longmess "sync job";#d#
480		668
481	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
482		670
483	my $busy = 1;	671	my $busy = 1;
484	my @res;	672	my @res;
485		673
486	(async {	674	(async {
487	$Coro::current->desc ("sync job coro");	675	$Coro::current->desc ("sync job coro");
488	@res = eval { $job->() };	676	@res = eval { $job->() };
489	warn $@ if $@;	677	error $@ if $@;
490	undef $busy;	678	undef $busy;
491	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
492		680
493	while ($busy) {	681	while ($busy) {
494	if (Coro::nready) {	682	if (Coro::nready) {
…		…
496	} else {	684	} else {
497	EV::loop EV::LOOP_ONESHOT;	685	EV::loop EV::LOOP_ONESHOT;
498	}	686	}
499	}	687	}
500		688
501	my $time = EV::time - $time;	689	my $time = AE::time - $time;
502		690
503	$TICK_START += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
504		692
505	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
506	} else {	694	} else {
…		…
528	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
529		717
530	$coro	718	$coro
531	}	719	}
532		720
533	=item fork_call { }, $args	721	=item fork_call { }, @args
534		722
535	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
536	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
537	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
538	never block itself or use any form of event handling.	726	never block itself or use any form of event handling.
539		727
540	=cut	728	=cut
541		729
		730	sub post_fork {
		731	reset_signals;
		732	}
		733
542	sub fork_call(&@) {	734	sub fork_call(&@) {
543	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
544		736
545	# we seemingly have to make a local copy of the whole thing,	737	# we seemingly have to make a local copy of the whole thing,
546	# otherwise perl prematurely frees the stuff :/	738	# otherwise perl prematurely frees the stuff :/
547	# TODO: investigate and fix (likely this will be rather laborious)	739	# TODO: investigate and fix (likely this will be rather laborious)
548		740
549	my @res = Coro::Util::fork_eval {	741	my @res = Coro::Util::fork_eval {
550	reset_signals;	742	cf::post_fork;
551	&$cb	743	&$cb
552	}, @args;	744	} @args;
553		745
554	wantarray ? @res : $res[-1]	746	wantarray ? @res : $res[-1]
		747	}
		748
		749	sub objinfo {
		750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
555	}	758	}
556		759
557	=item $coin = coin_from_name $name	760	=item $coin = coin_from_name $name
558		761
559	=cut	762	=cut
…		…
596	within each server.	799	within each server.
597		800
598	=cut	801	=cut
599		802
600	sub db_table($) {	803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
601	my ($name) = @_;	807	my ($name) = @_;
602	my $db = BDB::db_create $DB_ENV;	808	my $db = BDB::db_create $DB_ENV;
603		809
604	eval {	810	eval {
605	$db->set_flags (BDB::CHKSUM);	811	$db->set_flags (BDB::CHKSUM);
…		…
615	}	821	}
616		822
617	our $DB;	823	our $DB;
618		824
619	sub db_init {	825	sub db_init {
620	cf::sync_job {
621	$DB ||= db_table "db";	826	$DB ||= db_table "db";
622	};
623	}	827	}
624		828
625	sub db_get($$) {	829	sub db_get($$) {
626	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
627		831
628	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
629	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
630		836
631	$! ? ()	837	$! ? ()
632	: $data	838	: $data
633	}
634	}	839	}
635		840
636	sub db_put($$$) {	841	sub db_put($$$) {
637	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
638	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
666		871
667	my @data;	872	my @data;
668	my $md5;	873	my $md5;
669		874
670	for (0 .. $#$src) {	875	for (0 .. $#$src) {
671	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
672	or Carp::croak "$src->[$_]: $!";
673	}	877	}
674		878
675	# if processing is expensive, check	879	# if processing is expensive, check
676	# checksum first	880	# checksum first
677	if (1) {	881	if (1) {
…		…
694		898
695	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
696	my $data = $process->(\@data);	900	my $data = $process->(\@data);
697	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
698		902
699	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
700		904
701	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
702	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
703	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
704		908
…		…
714		918
715	=cut	919	=cut
716		920
717	sub datalog($@) {	921	sub datalog($@) {
718	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
719	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
720	}	924	}
721		925
722	=back	926	=back
723		927
724	=cut	928	=cut
725		929
726	#############################################################################	930	#############################################################################
727		931
728	=head2 ATTACHABLE OBJECTS	932	=head2 ATTACHABLE OBJECTS
729		933
730	Many objects in crossfire are so-called attachable objects. That means you can	934	Many objects in deliantra are so-called attachable objects. That means you can
731	attach callbacks/event handlers (a collection of which is called an "attachment")	935	attach callbacks/event handlers (a collection of which is called an "attachment")
732	to it. All such attachable objects support the following methods.	936	to it. All such attachable objects support the following methods.
733		937
734	In the following description, CLASS can be any of C<global>, C<object>	938	In the following description, CLASS can be any of C<global>, C<object>
735	C<player>, C<client> or C<map> (i.e. the attachable objects in	939	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
785	=item cf::CLASS::attachment $name, ...	989	=item cf::CLASS::attachment $name, ...
786		990
787	Register an attachment by C<$name> through which attachable objects of the	991	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	992	given CLASS can refer to this attachment.
789		993
790	Some classes such as crossfire maps and objects can specify attachments	994	Some classes such as deliantra maps and objects can specify attachments
791	that are attached at load/instantiate time, thus the need for a name.	995	that are attached at load/instantiate time, thus the need for a name.
792		996
793	These calls expect any number of the following handler/hook descriptions:	997	These calls expect any number of the following handler/hook descriptions:
794		998
795	=over 4	999	=over 4
…		…
919		1123
920	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
921	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
922		1126
923	} elsif (ref $type) {	1127	} elsif (ref $type) {
924	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
925		1129
926	} else {	1130	} else {
927	shift @arg;	1131	shift @arg;
928	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
929	}	1133	}
930	}	1134	}
931	}	1135	}
932		1136
933	sub _object_attach {	1137	sub _object_attach {
…		…
943	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
944	}	1148	}
945		1149
946	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
947	} else {	1151	} else {
948	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
949	}	1153	}
950		1154
951	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
952	}	1156	}
953		1157
…		…
1012		1216
1013	for (@$callbacks) {	1217	for (@$callbacks) {
1014	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
1015		1219
1016	if ($@) {	1220	if ($@) {
1017	warn "$@";
1018	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1019	override;	1222	override;
1020	}	1223	}
1021		1224
1022	return 1 if $override;	1225	return 1 if $override;
1023	}	1226	}
…		…
1086		1289
1087	sub reattach {	1290	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1291	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1292	my ($obj) = @_;
1090		1293
		1294	# no longer needed after getting rid of delete_package?
1091	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1295	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1092		1296
1093	my $registry = $obj->registry;	1297	my $registry = $obj->registry;
1094		1298
1095	@$registry = ();	1299	@$registry = ();
1096		1300
…		…
1101	for (@$attach) {	1305	for (@$attach) {
1102	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
1103	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
1104	}	1308	}
1105	} else {	1309	} else {
1106	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
1107	}	1311	}
1108	}	1312	}
1109	}	1313	}
1110		1314
1111	cf::attachable->attach (	1315	cf::attachable->attach (
…		…
1138	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
1139		1343
1140	sync_job {	1344	sync_job {
1141	if (length $$rdata) {	1345	if (length $$rdata) {
1142	utf8::decode (my $decname = $filename);	1346	utf8::decode (my $decname = $filename);
1143	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
1144	$decname, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
1145		1350
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1352	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	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;
		1356	aio_fsync $fh;
		1357	}
1150	aio_close $fh;	1358	aio_close $fh;
1151		1359
1152	if (@$objs) {	1360	if (@$objs) {
1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1362	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
1157	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	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;
		1367	aio_fsync $fh;
		1368	}
1158	aio_close $fh;	1369	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1371	}
1161	} else {	1372	} else {
1162	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
1163	}	1374	}
1164		1375
1165	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
		1377
		1378	$filename =~ s%/[^/]+$%%;
		1379	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1380	} else {
1167	warn "FATAL: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
1168	}	1382	}
1169	} else {	1383	} else {
1170	aio_unlink $filename;	1384	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
1172	}	1386	}
…		…
1196	my $st = eval { Coro::Storable::thaw $av };	1410	my $st = eval { Coro::Storable::thaw $av };
1197	$av = $st->{objs};	1411	$av = $st->{objs};
1198	}	1412	}
1199		1413
1200	utf8::decode (my $decname = $filename);	1414	utf8::decode (my $decname = $filename);
1201	warn sprintf "loading %s (%d,%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1202	$decname, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
1203		1418
1204	($data, $av)	1419	($data, $av)
1205	}	1420	}
1206		1421
1207	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
…		…
1263	my ($name, $cb) = @_;	1478	my ($name, $cb) = @_;
1264		1479
1265	$EXTICMD{$name} = $cb;	1480	$EXTICMD{$name} = $cb;
1266	}	1481	}
1267		1482
		1483	use File::Glob ();
		1484
1268	cf::player->attach (	1485	cf::player->attach (
1269	on_command => sub {	1486	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1271		1488
1272	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1273	or return;	1490	or return;
1274		1491
…		…
1282	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1283		1500
1284	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1285		1502
1286	if (ref $msg) {	1503	if (ref $msg) {
1287	my ($type, $reply, @payload) =	1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1288	"ARRAY" eq ref $msg
1289	? @$msg
1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1291		1505
1292	my @reply;	1506	my @reply;
1293		1507
1294	if (my $cb = $EXTCMD{$type}) {	1508	if (my $cb = $EXTCMD{$type}) {
1295	@reply = $cb->($pl, @payload);	1509	@reply = $cb->($pl, @payload);
…		…
1297		1511
1298	$pl->ext_reply ($reply, @reply)	1512	$pl->ext_reply ($reply, @reply)
1299	if $reply;	1513	if $reply;
1300		1514
1301	} else {	1515	} else {
1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1303	}	1517	}
1304		1518
1305	cf::override;	1519	cf::override;
1306	},	1520	},
1307	);	1521	);
1308		1522
		1523	# "readahead" all extensions
		1524	sub cache_extensions {
		1525	my $grp = IO::AIO::aio_group;
		1526
		1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1528	for (grep /\.ext$/, @{$_[0]}) {
		1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1530	}
		1531	};
		1532
		1533	$grp
		1534	}
		1535
1309	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1310	cf::sync_job {	1539	cf::sync_job {
1311	my %todo;	1540	my %todo;
1312		1541
1313	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1314	next unless -r $path;	1543	next unless -r $path;
…		…
1332		1561
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1564
1336	$ext{source} =	1565	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1338	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1339	. $source	1568	. $source
1340	. "\n};\n1";	1569	. "\n};\n1";
1341		1570
1342	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1343	}	1572	}
1344		1573
		1574	my $pass = 0;
1345	my %done;	1575	my %done;
1346	while (%todo) {	1576	while (%todo) {
1347	my $progress;	1577	my $progress;
1348		1578
		1579	++$pass;
		1580
		1581	ext:
1349	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1584	next ext
1352	unless exists $done{$_};	1585	unless exists $done{$_};
1353	}	1586	}
1354		1587
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1589
1357	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1594
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1596	if exists $v->{meta}{mandatory};
1365		1597
1366	warn $msg;	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1599	delete $todo{$k};
		1600	} else {
		1601	$done{$k} = delete $todo{$k};
		1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1367	}	1607	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1608	}
1373		1609
1374	skip:	1610	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1377	}	1620	}
1378	};	1621	};
1379	}	1622	}
1380		1623
1381	#############################################################################	1624	#############################################################################
1382		1625
1383	=back	1626	=back
1384		1627
1385	=head2 CORE EXTENSIONS	1628	=head2 CORE EXTENSIONS
1386		1629
1387	Functions and methods that extend core crossfire objects.	1630	Functions and methods that extend core deliantra objects.
1388		1631
1389	=cut	1632	=cut
1390		1633
1391	package cf::player;	1634	package cf::player;
1392		1635
…		…
1435		1678
1436	sub exists($) {	1679	sub exists($) {
1437	my ($login) = @_;	1680	my ($login) = @_;
1438		1681
1439	$cf::PLAYER{$login}	1682	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1683	or !aio_stat path $login
1441	}	1684	}
1442		1685
1443	sub find($) {	1686	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1687	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1688	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1466	}	1709	}
1467	}	1710	}
1468	}	1711	}
1469		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
		1725
1470	sub save($) {	1726	sub save($) {
1471	my ($pl) = @_;	1727	my ($pl) = @_;
1472		1728
1473	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
1474		1730
…		…
1479		1735
1480	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
1482		1738
1483	cf::get_slot 0.01;	1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1484		1743
1485	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1745	cf::cede_to_tick;
1487	}	1746	}
1488		1747
…		…
1520	my ($pl) = @_;	1779	my ($pl) = @_;
1521		1780
1522	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1523		1782
1524	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1525	$pl->password ("*"); # this should lock out the player until we nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1526		1785
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1528	$pl->deactivate;	1787	$pl->deactivate;
		1788
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;
1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1532	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1533		1794
1534	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1535	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1536	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1590	\@logins	1851	\@logins
1591	}	1852	}
1592		1853
1593	=item $player->maps	1854	=item $player->maps
1594		1855
		1856	=item cf::player::maps $login
		1857
1595	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1596	player. May block.	1859	player. May block.
1597		1860
1598	=cut	1861	=cut
1599		1862
…		…
1616	}	1879	}
1617		1880
1618	\@paths	1881	\@paths
1619	}	1882	}
1620		1883
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1884	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1885
1623	Expand crossfire pod fragments into protocol xml.	1886	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1887
1714	=item $player->ext_reply ($msgid, @msg)	1888	=item $player->ext_reply ($msgid, @msg)
1715		1889
1716	Sends an ext reply to the player.	1890	Sends an ext reply to the player.
1717		1891
…		…
1749		1923
1750	=cut	1924	=cut
1751		1925
1752	sub find_by_path($) {	1926	sub find_by_path($) {
1753	my ($path) = @_;	1927	my ($path) = @_;
		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
1754		1930
1755	my ($match, $specificity);	1931	my ($match, $specificity);
1756		1932
1757	for my $region (list) {	1933	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1934	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	sub generate_random_map {	1963	sub generate_random_map {
1788	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1789		1965
1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1791		1967
1792	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1801	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1802	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1803	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1804	(cf::region::find $rmp->{region}), $rmp->{custom}
1805	)
1806	}	1969	}
1807		1970
1808	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1809		1972
1810	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1815		1978
1816	sub register {	1979	sub register {
1817	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1818	my $pkg = caller;	1981	my $pkg = caller;
1819		1982
1820	no strict;
1821	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1822		1984
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	1986	}
1825		1987
1826	# also paths starting with '/'	1988	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		1990
1829	sub thawer_merge {	1991	sub thawer_merge {
1830	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1831		1993
1832	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1837	}	1999	}
1838		2000
1839	sub normalise {	2001	sub normalise {
1840	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1841		2003
1842	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1843		2005
1844	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1845		2007
1846	# map plan:	2008	# map plan:
1847	#	2009	#
…		…
1862	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1863	$path = "$base/$path";	2025	$path = "$base/$path";
1864	}	2026	}
1865		2027
1866	for ($path) {	2028	for ($path) {
1867	redo if s{//}{/};
1868	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1869	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1870	}	2031	}
1871		2032
1872	$path	2033	$path
…		…
1886	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1887	return $self;	2048	return $self;
1888	}	2049	}
1889	}	2050	}
1890		2051
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	2053	()
1893	}	2054	}
1894		2055
		2056	# may re-bless or do other evil things
1895	sub init {	2057	sub init {
1896	my ($self) = @_;	2058	my ($self) = @_;
1897		2059
1898	$self	2060	$self
1899	}	2061	}
…		…
1930		2092
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2093	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	2094	"$UNIQUEDIR/$path"
1933	}	2095	}
1934		2096
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	2097	sub decay_objects {
1945	my ($self) = @_;	2098	my ($self) = @_;
1946		2099
1947	return if $self->{deny_reset};	2100	return if $self->{deny_reset};
1948		2101
…		…
1973	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1974		2127
1975	1	2128	1
1976	}	2129	}
1977		2130
		2131	# used to laod the header of an original map
1978	sub load_header_orig {	2132	sub load_header_orig {
1979	my ($self) = @_;	2133	my ($self) = @_;
1980		2134
1981	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1982	}	2136	}
1983		2137
		2138	# used to laod the header of an instantiated map
1984	sub load_header_temp {	2139	sub load_header_temp {
1985	my ($self) = @_;	2140	my ($self) = @_;
1986		2141
1987	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1988	}	2143	}
1989		2144
		2145	# called after loading the header from an instantiated map
1990	sub prepare_temp {	2146	sub prepare_temp {
1991	my ($self) = @_;	2147	my ($self) = @_;
1992		2148
1993	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1994	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1995	# safety	2151	# safety
1996	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1997	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1998	}	2154	}
1999		2155
		2156	# called after loading the header from an original map
2000	sub prepare_orig {	2157	sub prepare_orig {
2001	my ($self) = @_;	2158	my ($self) = @_;
2002		2159
2003	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
2004	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2028		2185
2029	sub find;	2186	sub find;
2030	sub find {	2187	sub find {
2031	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
2032		2189
		2190	cf::cede_to_tick;
		2191
2033	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
2034		2193
2035	cf::lock_wait "map_data:$path";#d#remove	2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2196
2038	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2198	my $map = new_from_path cf::map $path
2043	or return;	2199	or return;
2044		2200
2045	$map->{last_save} = $cf::RUNTIME;	2201	$map->{last_save} = $cf::RUNTIME;
2046		2202
…		…
2058		2214
2059	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
2060	}	2216	}
2061	}	2217	}
2062		2218
2063	sub pre_load { }	2219	sub pre_load { }
2064	sub post_load { }	2220	#sub post_load { } # XS
2065		2221
2066	sub load {	2222	sub load {
2067	my ($self) = @_;	2223	my ($self) = @_;
2068		2224
2069	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2072		2228
2073	{	2229	{
2074	my $guard = cf::lock_acquire "map_data:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
2075		2231
2076	return unless $self->valid;	2232	return unless $self->valid;
2077	return unless $self->in_memory == cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
2078
2079	$self->in_memory (cf::MAP_LOADING);
2080		2234
2081	$self->alloc;	2235	$self->alloc;
2082		2236
2083	$self->pre_load;	2237	$self->pre_load;
2084	cf::cede_to_tick;	2238	cf::cede_to_tick;
2085		2239
		2240	if (exists $self->{load_path}) {
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2241	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2242	$f->skip_block;
2088	$self->_load_objects ($f)	2243	$self->_load_objects ($f)
2089	or return;	2244	or return;
2090		2245
2091	$self->post_load_original	2246	$self->post_load_original
2092	if delete $self->{load_original};	2247	if delete $self->{load_original};
2093		2248
2094	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2250	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2251	unless (aio_stat $uniq) {
2097	if (my $f = new_from_file cf::object::thawer $uniq) {	2252	if (my $f = new_from_file cf::object::thawer $uniq) {
2098	$self->clear_unique_items;	2253	$self->clear_unique_items;
2099	$self->_load_objects ($f);	2254	$self->_load_objects ($f);
2100	$f->resolve_delayed_derefs;	2255	$f->resolve_delayed_derefs;
		2256	}
2101	}	2257	}
2102	}	2258	}
2103	}
2104		2259
2105	$f->resolve_delayed_derefs;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
2106		2267
2107	cf::cede_to_tick;	2268	cf::cede_to_tick;
2108	# now do the right thing for maps	2269	# now do the right thing for maps
2109	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
2110	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
…		…
2114	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2276	$self->decay_objects;
2116	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
2117	$self->update_buttons;	2278	$self->update_buttons;
2118	cf::cede_to_tick;	2279	cf::cede_to_tick;
2119	$self->set_darkness_map;	2280	#$self->activate; # no longer activate maps automatically
2120	cf::cede_to_tick;
2121	$self->activate;
2122	}	2281	}
2123		2282
2124	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2284	$self->last_access ($cf::RUNTIME);
2126
2127	$self->in_memory (cf::MAP_ACTIVE);
2128	}	2285	}
2129		2286
2130	$self->post_load;	2287	$self->post_load;
2131	}
2132		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2295	sub customise_for {
2134	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
2135		2297
2136	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2299	if $self->per_player;
…		…
2140	# if $self->per_party;	2302	# if $self->per_party;
2141		2303
2142	$self	2304	$self
2143	}	2305	}
2144		2306
2145	# find and load all maps in the 3x3 area around a map
2146	sub load_neighbours {
2147	my ($map) = @_;
2148
2149	my @neigh; # diagonal neighbours
2150
2151	for (0 .. 3) {
2152	my $neigh = $map->tile_path ($_)
2153	or next;
2154	$neigh = find $neigh, $map
2155	or next;
2156	$neigh->load;
2157
2158	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}
2162
2163	for (grep defined $_->[0], @neigh) {
2164	my ($path, $origin) = @$_;
2165	my $neigh = find $path, $origin
2166	or next;
2167	$neigh->load;
2168	}
2169	}
2170
2171	sub find_sync {	2307	sub find_sync {
2172	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
2173		2309
2174	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
2175	}	2315	}
2176		2316
2177	sub do_load_sync {	2317	sub do_load_sync {
2178	my ($map) = @_;	2318	my ($map) = @_;
2179		2319
		2320	# it's a bug to call this from the main context
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2322	if $Coro::current == $Coro::main;
2182		2323
2183	cf::sync_job { $map->load };	2324	$map->load;
2184	}	2325	}
2185		2326
2186	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
2188		2329
2189	sub find_async {	2330	sub find_async {
2190	my ($path, $origin, $load) = @_;	2331	my ($path, $origin, $load) = @_;
2191		2332
2192	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
2193		2334
2194	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2336	return $map if !$load || $map->linkable;
2196	}	2337	}
2197		2338
2198	$MAP_PREFETCH{$path} |= $load;	2339	$MAP_PREFETCH{$path} |= $load;
2199		2340
2200	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
…		…
2214	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
2215		2356
2216	()	2357	()
2217	}	2358	}
2218		2359
		2360	# common code, used by both ->save and ->swapout
2219	sub save {	2361	sub _save {
2220	my ($self) = @_;	2362	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2363
2224	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
2225		2365
2226	return unless $self->dirty;	2366	return unless $self->dirty;
2227		2367
…		…
2247	} else {	2387	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2389	}
2250	}	2390	}
2251		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
2252	sub swap_out {	2400	sub swap_out {
2253	my ($self) = @_;	2401	my ($self) = @_;
2254		2402
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
2260	return if $self->players;	2407	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
		2418	$self->clear;
		2419	}
		2420
		2421	sub reset_at {
		2422	my ($self) = @_;
		2423
		2424	# TODO: safety, remove and allow resettable per-player maps
2262	return if $self->{deny_save};	2425	return 1e99 if $self->{deny_reset};
2263		2426
		2427	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2428	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2429
		2430	$time + $to
		2431	}
		2432
		2433	sub should_reset {
		2434	my ($self) = @_;
		2435
		2436	$self->reset_at <= $cf::RUNTIME
		2437	}
		2438
		2439	sub reset {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	return if $self->players;
		2445
		2446	cf::trace "resetting map ", $self->path, "\n";
		2447
2264	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
		2449
		2450	# need to save uniques path
		2451	unless ($self->{deny_save}) {
		2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2453
		2454	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2455	if $uniq;
		2456	}
		2457
		2458	delete $cf::MAP{$self->path};
2265		2459
2266	$self->deactivate;	2460	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2461	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2462	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($self) = @_;
2273
2274	# TODO: safety, remove and allow resettable per-player maps
2275	return 1e99 if $self->{deny_reset};
2276
2277	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280	$time + $to
2281	}
2282
2283	sub should_reset {
2284	my ($self) = @_;
2285
2286	$self->reset_at <= $cf::RUNTIME
2287	}
2288
2289	sub reset {
2290	my ($self) = @_;
2291
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294	return if $self->players;
2295
2296	warn "resetting map ", $self->path;
2297
2298	$self->in_memory (cf::MAP_SWAPPED);
2299
2300	# need to save uniques path
2301	unless ($self->{deny_save}) {
2302	my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2305	if $uniq;
2306	}
2307
2308	delete $cf::MAP{$self->path};
2309
2310	$self->deactivate;
2311	$_->clear_links_to ($self) for values %cf::MAP;
2312	$self->clear;
2313		2463
2314	$self->unlink_save;	2464	$self->unlink_save;
2315	$self->destroy;	2465	$self->destroy;
2316	}	2466	}
2317		2467
…		…
2325		2475
2326	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
2327		2477
2328	$self->unlink_save;	2478	$self->unlink_save;
2329		2479
2330	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2485
…		…
2392	: normalise $_	2542	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2544	]
2395	}	2545	}
2396		2546
		2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
		2578
2397	=back	2579	=back
2398		2580
2399	=head3 cf::object	2581	=head3 cf::object
2400		2582
2401	=cut	2583	=cut
…		…
2466		2648
2467	our $SAY_CHANNEL = {	2649	our $SAY_CHANNEL = {
2468	id => "say",	2650	id => "say",
2469	title => "Map",	2651	title => "Map",
2470	reply => "say ",	2652	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2654	};
2473		2655
2474	our $CHAT_CHANNEL = {	2656	our $CHAT_CHANNEL = {
2475	id => "chat",	2657	id => "chat",
2476	title => "Chat",	2658	title => "Chat",
…		…
2531		2713
2532	=item $player_object->enter_link	2714	=item $player_object->enter_link
2533		2715
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2717
2536	The player should be reasonably safe there for short amounts of time. You	2718	The player should be reasonably safe there for short amounts of time (e.g.
2537	I<MUST> call C<leave_link> as soon as possible, though.	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2720	though, as the player cannot control the character while it is on the link
		2721	map.
2538		2722
2539	Will never block.	2723	Will never block.
2540		2724
2541	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
2542		2726
…		…
2562	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2747	my ($self) = @_;
2564		2748
2565	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2566		2750
		2751	++$self->{_link_recursion};
		2752
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2754
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2571		2757
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2759	}
2574		2760
2575	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2577		2763
…		…
2594	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2596		2782
2597	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2600		2786
2601	$map->load;	2787	$map->load;
2602	$map->load_neighbours;
2603		2788
2604	return unless $self->contr->active;	2789	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2790
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2609	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2610		2798
		2799	}
		2800
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2802
2613	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2614	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2615	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2616	the new (success) or old (failed) map position. In either case, $done will	2806	the new (success) or old (failed) map position. In either case, $done will
…		…
2623		2813
2624	our $GOTOGEN;	2814	our $GOTOGEN;
2625		2815
2626	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2627	my ($self, $path, $x, $y, $check, $done) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
2628		2824
2629	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2631		2827
2632	$self->enter_link;	2828	$self->enter_link;
…		…
2652	($path, $x, $y) = (undef, undef, undef);	2848	($path, $x, $y) = (undef, undef, undef);
2653	}	2849	}
2654	}	2850	}
2655		2851
2656	my $map = eval {	2852	my $map = eval {
2657	my $map = defined $path ? cf::map::find $path : undef;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2658		2854
2659	if ($map) {	2855	if ($map) {
2660	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2661	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2662	} else {	2858	} else {
2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2664	}	2860	}
2665		2861
2666	$map	2862	$map
…		…
2674	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2675	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2676	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2677	}	2873	}
2678		2874
2679	$done->() if $done;	2875	$done->($self) if $done;
2680	})->prio (1);	2876	})->prio (1);
2681	}	2877	}
2682		2878
2683	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2684		2880
…		…
2752	$Coro::current->{desc} = "enter_exit";	2948	$Coro::current->{desc} = "enter_exit";
2753		2949
2754	unless (eval {	2950	unless (eval {
2755	$self->deactivate_recursive; # just to be sure	2951	$self->deactivate_recursive; # just to be sure
2756		2952
2757	# random map handling
2758	{
2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
2760
2761	prepare_random_map $exit
2762	if $exit->slaying eq "/!";
2763	}
2764
2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
2766	my $x = $exit->stats->hp;	2954	my $x = $exit->stats->hp;
2767	my $y = $exit->stats->sp;	2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
2768		2979
2769	$self->goto ($map, $x, $y);	2980	$self->goto ($map, $x, $y);
2770		2981
2771	# if exit is damned, update players death & WoR home-position	2982	# if exit is damned, update players death & WoR home-position
2772	$self->contr->savebed ($map, $x, $y)	2983	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	2984	if $exit->flag (cf::FLAG_DAMNED);
2774		2985
2775	1	2986	1
2776	}) {	2987	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2779	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2781		2992
2782	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2783	$self->leave_link;	2994	$self->leave_link;
2784	}	2995	}
2785	})->prio (1);	2996	})->prio (1);
2786	}	2997	}
2787		2998
…		…
2799	sub cf::client::send_drawinfo {	3010	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	3011	my ($self, $text, $flags) = @_;
2801		3012
2802	utf8::encode $text;	3013	utf8::encode $text;
2803	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3015	}
		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
2804	}	3040	}
2805		3041
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		3043
2808	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2812		3048
2813	=cut	3049	=cut
2814		3050
2815	# non-persistent channels (usually the info channel)	3051	# non-persistent channels (usually the info channel)
2816	our %CHANNEL = (	3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
2817	"c/identify" => {	3059	"c/identify" => {
2818	id => "infobox",	3060	id => "infobox",
2819	title => "Identify",	3061	title => "Identify",
2820	reply => undef,	3062	reply => undef,
2821	tooltip => "Items recently identified",	3063	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	3065	"c/examine" => {
2824	id => "infobox",	3066	id => "infobox",
2825	title => "Examine",	3067	title => "Examine",
2826	reply => undef,	3068	reply => undef,
2827	tooltip => "Signs and other items you examined",	3069	tooltip => "Signs and other items you examined",
		3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
2828	},	3076	},
2829	"c/book" => {	3077	"c/book" => {
2830	id => "infobox",	3078	id => "infobox",
2831	title => "Book",	3079	title => "Book",
2832	reply => undef,	3080	reply => undef,
…		…
2848	id => "infobox",	3096	id => "infobox",
2849	title => "Body Parts",	3097	title => "Body Parts",
2850	reply => undef,	3098	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	3099	tooltip => "Shows which body parts you posess and are available",
2852	},	3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
		3107	"c/skills" => {
		3108	id => "infobox",
		3109	title => "Skills",
		3110	reply => undef,
		3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
		3136	},
2853	"c/uptime" => {	3137	"c/uptime" => {
2854	id => "infobox",	3138	id => "infobox",
2855	title => "Uptime",	3139	title => "Uptime",
2856	reply => undef,	3140	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	3141	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	3150	id => "party",
2867	title => "Party",	3151	title => "Party",
2868	reply => "gsay ",	3152	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	3153	tooltip => "Messages and chat related to your party",
2870	},	3154	},
		3155	"c/death" => {
		3156	id => "death",
		3157	title => "Death",
		3158	reply => undef,
		3159	tooltip => "Reason for and more info about your most recent death",
		3160	},
		3161	"c/say" => $SAY_CHANNEL,
		3162	"c/chat" => $CHAT_CHANNEL,
2871	);	3163	);
2872		3164
2873	sub cf::client::send_msg {	3165	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	3166	my ($self, $channel, $msg, $color, @extra) = @_;
2875		3167
2876	$msg = $self->pl->expand_cfpod ($msg);	3168	$msg = $self->pl->expand_cfpod ($msg)
		3169	unless $color & cf::NDI_VERBATIM;
2877		3170
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	3171	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		3172
2880	# check predefined channels, for the benefit of C	3173	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	3174	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	3175	$channel = $CHANNEL{$channel};
2883		3176
2884	$self->ext_msg (channel_info => $channel)	3177	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	3178	$channel = $channel->{id};
2888		3179
2889	} elsif (ref $channel) {	3180	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	3181	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	3182	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	3183	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	3184	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	3185	}
2896		3186
2897	$channel = $channel->{id};	3187	$channel = $channel->{id};
2898	}	3188	}
2899		3189
2900	return unless @extra || length $msg;	3190	return unless @extra || length $msg;
2901		3191
2902	if ($self->can_msg) {
2903	# default colour, mask it out	3192	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3193	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	3194	if $color & cf::NDI_DEF;
2906		3195
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	3196	my $pkt = "msg "
		3197	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	3199	);
2910	if ($color >= 0) {
2911	# replace some tags by gcfclient-compatible ones
2912	for ($msg) {
2913	1 while
2914	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2915	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2916	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2917	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2918	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2919	}
2920		3200
2921	$color &= cf::NDI_COLOR_MASK;	3201	$self->send_big_packet ($pkt);
2922
2923	utf8::encode $msg;
2924
2925	if (0 && $msg =~ /\[/) {
2926	# COMMAND/INFO
2927	$self->send_packet ("drawextinfo $color 10 8 $msg")
2928	} else {
2929	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2930	$self->send_packet ("drawinfo $color $msg")
2931	}
2932	}
2933	}
2934	}	3202	}
2935		3203
2936	=item $client->ext_msg ($type, @msg)	3204	=item $client->ext_msg ($type, @msg)
2937		3205
2938	Sends an ext event to the client.	3206	Sends an ext event to the client.
…		…
2941		3209
2942	sub cf::client::ext_msg($$@) {	3210	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	3211	my ($self, $type, @msg) = @_;
2944		3212
2945	if ($self->extcmd == 2) {	3213	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	3215	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	3216	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3218	}
2951	}	3219	}
2952		3220
2953	=item $client->ext_reply ($msgid, @msg)	3221	=item $client->ext_reply ($msgid, @msg)
2954		3222
…		…
2957	=cut	3225	=cut
2958		3226
2959	sub cf::client::ext_reply($$@) {	3227	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3228	my ($self, $id, @msg) = @_;
2961		3229
2962	if ($self->extcmd == 2) {	3230	return unless $self->extcmd == 2;
		3231
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}
2969	}	3233	}
2970		3234
2971	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2972		3236
2973	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
3028	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
3029		3293
3030	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3031		3295
3032	if (ref $msg) {	3296	if (ref $msg) {
3033	my ($type, $reply, @payload) =	3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3034	"ARRAY" eq ref $msg
3035	? @$msg
3036	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3037		3298
3038	my @reply;	3299	my @reply;
3039		3300
3040	if (my $cb = $EXTICMD{$type}) {	3301	if (my $cb = $EXTICMD{$type}) {
3041	@reply = $cb->($ns, @payload);	3302	@reply = $cb->($ns, @payload);
…		…
3043		3304
3044	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
3045	if $reply;	3306	if $reply;
3046		3307
3047	} else {	3308	} else {
3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3049	}	3310	}
3050		3311
3051	cf::override;	3312	cf::override;
3052	},	3313	},
3053	);	3314	);
…		…
3073		3334
3074	$coro	3335	$coro
3075	}	3336	}
3076		3337
3077	cf::client->attach (	3338	cf::client->attach (
3078	on_destroy => sub {	3339	on_client_destroy => sub {
3079	my ($ns) = @_;	3340	my ($ns) = @_;
3080		3341
3081	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3082	},	3343	},
3083	);	3344	);
…		…
3099	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
3100		3361
3101	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
3102		3363
3103	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
3106	sort time	3367	sort time
3107	));	3368	));
3108		3369
3109	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
3114		3375
3115	cf::object	3376	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3377	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3378	insert remove name archname title slaying race decrease split
		3379	value
3118		3380
3119	cf::object::player	3381	cf::object::player
3120	player	3382	player
3121		3383
3122	cf::player	3384	cf::player
…		…
3128	=cut	3390	=cut
3129		3391
3130	for (	3392	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
3133	decrease split destroy change_exp)],	3395	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
3137	) {	3399	) {
3138	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3141	for @funs;	3402	for @funs;
3142	}	3403	}
3143		3404
…		…
3158		3419
3159	my $qcode = $code;	3420	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
3162		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
3163	local $_;	3427	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3428
3166	my $eval =	3429	my $eval =
3167	"do {\n"	3430	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3433	. $code
3171	. "\n}"	3434	. "\n}"
3172	;	3435	;
3173		3436
		3437	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
3177		3446
3178	if ($@) {	3447	if ($@) {
3179	warn "$@";	3448	warn "$@",
3180	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
3181	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
3182	}	3451	}
3183		3452
3184	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
3185	}	3454	}
3186		3455
…		…
3200	=cut	3469	=cut
3201		3470
3202	sub register_script_function {	3471	sub register_script_function {
3203	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
3204		3473
3205	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
3207	}	3476	}
3208		3477
3209	=back	3478	=back
3210		3479
3211	=cut	3480	=cut
…		…
3220	# for this (global event?)	3489	# for this (global event?)
3221	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3222		3491
3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3224		3493
3225	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3226		3495
3227	my $facedata;	3496	my $facedata = decode_storable load_file $path;
3228	0 < aio_load $path, $facedata
3229	or die "$path: $!";
3230
3231	$facedata = Coro::Storable::thaw $facedata;
3232		3497
3233	$facedata->{version} == 2	3498	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3500
3236	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3504	type => FT_RSRC,
3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3240	};	3507	};
3241	cf::cede_to_tick;	3508	cf::cede_to_tick;
3242		3509
3243	{	3510	{
3244	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
…		…
3246	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3515
3249	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3253		3521
3254	cf::cede_to_tick;	3522	cf::cede_to_tick;
3255	}	3523	}
3256		3524
3257	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
…		…
3262		3530
3263	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3264	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3266	} else {	3534	} else {
3267	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3268	}	3536	}
3269		3537
3270	cf::cede_to_tick;	3538	cf::cede_to_tick;
3271	}	3539	}
3272	}	3540	}
…		…
3281		3549
3282	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3283	}	3551	}
3284		3552
3285	{	3553	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3289		3555
3290	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3557	if (defined (my $type = $info->{type})) {
		3558	# TODO: different hash - must free and use new index, or cache ixface data queue
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3560
3295	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3296	# prepend meta info
3297
3298	my $meta = $enc->encode ({
3299	name => $name,
3300	%{ $info->{meta} || {} },
3301	});
3302
3303	$data = pack "(w/a*)*", $meta, $info->{data};
3304	} else {
3305	$data = $info->{data};
3306	}
3307
3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3309	cf::face::set_type $idx, $info->{type};	3562	cf::face::set_type $idx, $type;
		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3310	} else {	3564	} else {
3311	$RESOURCE{$name} = $info;	3565	# $RESOURCE{$name} = $info; # unused
3312	}	3566	}
3313		3567
3314	cf::cede_to_tick;	3568	cf::cede_to_tick;
3315	}	3569	}
3316	}	3570	}
3317		3571
3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3319		3573
3320	1	3574	1
3321	}	3575	}
3322
3323	cf::global->attach (on_resource_update => sub {
3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3326
3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3328	my $sound = $soundconf->{compat}[$_]
3329	or next;
3330
3331	my $face = cf::face::find "sound/$sound->[1]";
3332	cf::sound::set $sound->[0] => $face;
3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3334	}
3335
3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
3337	my $face = cf::face::find "sound/$v";
3338	cf::sound::set $k => $face;
3339	}
3340	}
3341	});
3342		3576
3343	register_exticmd fx_want => sub {	3577	register_exticmd fx_want => sub {
3344	my ($ns, $want) = @_;	3578	my ($ns, $want) = @_;
3345		3579
3346	while (my ($k, $v) = each %$want) {	3580	while (my ($k, $v) = each %$want) {
…		…
3385	sub reload_treasures {	3619	sub reload_treasures {
3386	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
3387	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
3388	}	3622	}
3389		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
3390	sub reload_resources {	3644	sub reload_resources {
3391	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
3392		3646
		3647	reload_exp_table;
		3648	reload_materials;
3393	reload_facedata;	3649	reload_facedata;
		3650	reload_sound;
3394	reload_archetypes;	3651	reload_archetypes;
3395	reload_regions;	3652	reload_regions;
3396	reload_treasures;	3653	reload_treasures;
3397		3654
3398	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
3399	}
3400
3401	sub init {
3402	my $guard = freeze_mainloop;
3403
3404	evthread_start IO::AIO::poll_fileno;
3405
3406	reload_resources;
3407	}	3656	}
3408		3657
3409	sub reload_config {	3658	sub reload_config {
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3659	trace "reloading config file...\n";
3411	or return;
3412		3660
3413	local $/;	3661	my $config = load_file "$CONFDIR/config";
3414	*CFG = YAML::Load <$fh>;	3662	utf8::decode $config;
		3663	*CFG = decode_yaml $config;
3415		3664
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3417		3666
3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3420		3669
3421	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
3425	};	3674	};
3426	warn $@ if $@;	3675	warn $@ if $@;
3427	}	3676	}
3428	}	3677	}
3429		3678
		3679	sub pidfile() {
		3680	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3681	or die "$PIDFILE: $!";
		3682	flock $fh, &Fcntl::LOCK_EX
		3683	or die "$PIDFILE: flock: $!";
		3684	$fh
		3685	}
		3686
		3687	# make sure only one server instance is running at any one time
		3688	sub atomic {
		3689	my $fh = pidfile;
		3690
		3691	my $pid = <$fh>;
		3692	kill 9, $pid if $pid > 0;
		3693
		3694	seek $fh, 0, 0;
		3695	print $fh $$;
		3696	}
		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
3430	sub main {	3707	sub main {
		3708	cf::init_globals; # initialise logging
		3709
		3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3714
		3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3716
3431	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3719	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3720	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3721	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3722	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3723	})->prio (Coro::PRIO_MAX);
3438	};	3724	};
3439		3725
3440	{	3726	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3727
		3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
		3737	reload_resources;
3442	reload_config;	3738	reload_config;
3443	db_init;	3739	db_init;
		3740
		3741	cf::init_uuid;
		3742	cf::init_signals;
		3743	cf::init_skills;
		3744
		3745	cf::init_beforeplay;
		3746
		3747	atomic;
		3748
3444	load_extensions;	3749	load_extensions;
3445		3750
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3751	utime time, time, $RUNTIMEFILE;
		3752
		3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
		3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3756
		3757	cf::_post_init 0;
3447	}	3758	};
3448		3759
3449	EV::loop;	3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3450	}	3768	}
3451		3769
3452	#############################################################################	3770	#############################################################################
3453	# initialisation and cleanup	3771	# initialisation and cleanup
3454		3772
3455	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3456	BEGIN {	3774	BEGIN {
3457	our %SIGWATCHER = ();	3775	our %SIGWATCHER = ();
3458	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3460	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3461	};	3779	};
3462	}	3780	}
3463	}	3781	}
3464		3782
3465	sub write_runtime_sync {	3783	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
3467		3785
3468	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3470		3788
3471	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3790
3473	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3474		3792
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3794	or return;
3477		3795
3478	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
3491		3809
3492	close $fh	3810	close $fh
3493	or return;	3811	or return;
3494		3812
3495	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3814	and return;
3497		3815
3498	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3817
3500	1	3818	1
3501	}	3819	}
3502		3820
3503	our $uuid_lock;	3821	our $uuid_lock;
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3830	my $uuid = "$LOCALDIR/uuid";
3513		3831
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3833	or return;
3516		3834
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3843	$uuid_skip = 0;
3519		3844
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3846	and return;
3522		3847
…		…
3528	or return;	3853	or return;
3529		3854
3530	aio_rename "$uuid~", $uuid	3855	aio_rename "$uuid~", $uuid
3531	and return;	3856	and return;
3532		3857
3533	warn "uuid file written ($value).\n";	3858	trace "uuid file written ($value).\n";
3534		3859
3535	1	3860	1
3536		3861
3537	}	3862	}
3538		3863
…		…
3544	}	3869	}
3545		3870
3546	sub emergency_save() {	3871	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3548		3873
3549	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3550		3880
3551	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3552	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3890	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3892	$pl->save;
3561	}	3893	}
3562	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3563		3895
3564	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3901	$map->valid or next;
3568	$map->save;	3902	$map->save;
3569	}	3903	}
3570	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3571		3905
3572	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
3575		3911
3576	warn "begin write uuid\n";	3912	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3913	write_uuid_sync 1;
3578	warn "end write uuid\n";	3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3579	};	3934	};
3580		3935
3581	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3582	}	3937	}
3583		3938
3584	sub post_cleanup {	3939	sub post_cleanup {
3585	my ($make_core) = @_;	3940	my ($make_core) = @_;
3586		3941
		3942	IO::AIO::flush;
		3943
3587	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3589	}	3974	}
3590		3975
3591	sub do_reload_perl() {	3976	sub do_reload_perl() {
3592	# can/must only be called in main	3977	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3594	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3595	return;	3980	return;
3596	}	3981	}
3597		3982
3598	warn "reloading...";	3983	return if $RELOAD++;
3599		3984
3600	warn "entering sync_job";	3985	my $t1 = AE::time;
3601		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3602	cf::sync_job {	3993	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	3994	#cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark
3606		3995
3607	warn "syncing database to disk";
3608	BDB::db_env_txn_checkpoint $DB_ENV;
3609
3610	# if anything goes wrong in here, we should simply crash as we already saved
3611
3612	warn "flushing outstanding aio requests";
3613	for (;;) {
3614	BDB::flush;
3615	IO::AIO::flush;
3616	Coro::cede_notself;
3617	last unless IO::AIO::nreqs || BDB::nreqs;
3618	warn "iterate...";
3619	}
3620
3621	++$RELOAD;
3622
3623	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3624	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3625	%EXT_CORO = ();	3998	%EXT_CORO = ();
3626		3999
3627	warn "removing commands";	4000	trace "perl_reload: removing commands";
3628	%COMMAND = ();	4001	%COMMAND = ();
3629		4002
3630	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3631	%EXTCMD = ();	4004	%EXTCMD = ();
3632	%EXTICMD = ();	4005	%EXTICMD = ();
3633		4006
3634	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3635	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3636	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3637		4010
3638	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3639	eval {	4012	eval {
3640	$cb->($pkg);	4013	$cb->($pkg);
3641	1	4014	1
3642	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3643	}	4020	}
3644		4021
3645	warn "... nuking $pkg";
3646	Symbol::delete_package $pkg;
3647	}
3648
3649	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3650	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		4025
3653	warn "... unloading $k";	4026	trace "... unloading $k";
3654	delete $INC{$k};	4027	delete $INC{$k};
3655		4028
3656	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3658		4031
3659	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3660	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3661	}	4037	}
3662		4038
3663	Symbol::delete_package $k;
3664	}
3665
3666	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		4042
3670	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		4046
3674	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3675	# and global variables created in xs	4048	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3677		4050
3678	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3679		4052
3680	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3681	require cf;	4054	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3683		4056
3684	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3685	cf::reload_config;	4058	cf::reload_config;
3686		4059
3687	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3688	cf::load_extensions;	4061	cf::load_extensions;
3689		4062
		4063	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3693	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3696		4071
3697	warn "leaving sync_job";	4072	cf::_post_init 1;
3698		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3699	1	4076	1
3700	} or do {	4077	} or do {
3701	warn $@;	4078	error $@;
3702	cf::cleanup "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
		4080	};
		4081
		4082	--$RELOAD;
3703	};	4083	}
3704		4084
3705	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3706	};	4087	};
3707		4088
3708	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3709		4090
3710	sub reload_perl() {	4091	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3713		4094
		4095	$RELOAD_WATCHER ||= cf::async {
		4096	Coro::AIO::aio_wait cache_extensions;
		4097
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	4099	do_reload_perl;
3716	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
		4101	};
3717	};	4102	};
3718	}	4103	}
3719		4104
3720	register_command "reload" => sub {	4105	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
…		…
3727	reload_perl;	4112	reload_perl;
3728	};	4113	};
3729	}	4114	}
3730	};	4115	};
3731		4116
3732	unshift @INC, $LIBDIR;	4117	#############################################################################
3733		4118
3734	my $bug_warning = 0;	4119	my $bug_warning = 0;
3735		4120
3736	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;
3738
3739	sub wait_for_tick {	4121	sub wait_for_tick() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3741		4123
3742	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3743	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;
3745	}	4125	}
3746		4126
3747	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3749		4129
3750	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	4132	$signal->wait;
3753	}	4133	}
…		…
3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3758	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3759	return;	4139	return;
3760	}	4140	}
3761		4141
3762	cf::server_tick; # one server iteration	4142	cf::one_tick; # one server iteration
		4143
		4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3763		4145
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	4148	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	4149	$Coro::current->{desc} = "runtime saver";
3768	write_runtime_sync	4150	write_runtime_sync
3769	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3770	};	4152	};
3771	}	4153	}
3772		4154
3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3774	$sig->send;	4156	$sig->send;
3775	}	4157	}
3776	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3777	$sig->send;
3778	}
3779		4159
3780	$LOAD = ($NOW - $TICK_START) / $TICK;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3782		4162
3783	if (0) {	4163	if (0) {
3784	if ($NEXT_TICK) {	4164	if ($NEXT_TICK) {
3785	my $jitter = $TICK_START - $NEXT_TICK;	4165	my $jitter = $TICK_START - $NEXT_TICK;
3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3787	warn "jitter $JITTER\n";#d#	4167	debug "jitter $JITTER\n";#d#
3788	}	4168	}
3789	}	4169	}
3790	}	4170	}
3791		4171
3792	{	4172	{
3793	# configure BDB	4173	# configure BDB
3794		4174
3795	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3798		4178
3799	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3802	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3837	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3838	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3839	undef $AnyEvent::AIO::WATCHER;	4219	undef $AnyEvent::AIO::WATCHER;
3840	}	4220	}
3841		4221
3842	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3843		4224
3844	sub _log_backtrace {	4225	sub _log_backtrace {
3845	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3846		4227
3847	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3848		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3849	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3850	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3851	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3852	async {	4238	async {
3853	$Coro::current->{desc} = "abt $msg";	4239	$Coro::current->{desc} = "abt $msg";
3854		4240
3855	my @bt = fork_call {	4241	my @bt = fork_call {
3856	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
…		…
3867	}	4253	}
3868		4254
3869	@funcs	4255	@funcs
3870	};	4256	};
3871		4257
3872	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3873	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3874	--$_log_backtrace;	4261	--$_log_backtrace;
3875	};	4262	};
3876	} else {	4263	} else {
3877	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3878	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3879	}	4266	}
3880	}	4267	}
3881		4268
3882	# load additional modules	4269	# load additional modules
3883	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3884		4272
3885	END { cf::emergency_save }	4273	END { cf::emergency_save }
3886		4274
3887	1	4275	1
3888		4276

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