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Revision 1.440 by root, Mon Aug 11 23:23:41 2008 UTC vs.
Revision 1.582 by root, Fri Feb 3 03:01:45 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;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
108		135
109	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
111	our $NOW;	139	our $NOW;
112		140
113	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
114	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
115	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
121	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	150	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
124		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
125	binmode STDOUT;	161	binmode STDOUT;
126	binmode STDERR;	162	binmode STDERR;
127		163
128	# read virtual server time, if available	164	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
133	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
134		172
135	mkdir $_	173	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		175
138	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
139		177
140	sub cf::map::normalise;	178	sub cf::map::normalise;
141		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
142	#############################################################################	184	#############################################################################
143		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
144	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
145		198
146	=over 4	199	=over 4
147		200
148	=item $cf::UPTIME	201	=item $cf::UPTIME
149		202
150	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
151		219
152	=item $cf::RUNTIME	220	=item $cf::RUNTIME
153		221
154	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
155	every server tick.	223	every server tick.
…		…
161	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
162	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
163	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
164	database environment.	232	database environment.
165		233
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	234	=item $cf::LOADAVG
175		235
176	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
177	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
178	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
187	from wherever your confdir points to.	247	from wherever your confdir points to.
188		248
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		250
191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
192	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
193	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
194		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
195	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
196		273
197	This array contains the results of the last C<invoke ()> call. When	274	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	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
199	that call.	276	that call.
200		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
201	=back	284	=back
202		285
203	=cut	286	=cut
204		287
205	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
206	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
207	my $msg = join "", @_;	295	my $msg = join "", @_;
208		296
209	$msg .= "\n"	297	$msg .= "\n"
210	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
211		299
212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
213		301
214	LOG llevError, $msg;	302	LOG llevWarn, $msg;
215	};	303	};
216	}
217		304
218	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
220		307
221	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	312	return;#d#
224	}#d#	313	}#d#
225		314
226	# kill coroutine otherwise	315	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	316	Coro::terminate
229	};	317	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		318
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
246	cf::client cf::player	332	cf::client cf::player
247	cf::arch cf::living	333	cf::arch cf::living
248	cf::map cf::mapspace	334	cf::map cf::mapspace
249	cf::party cf::region	335	cf::party cf::region
250	)) {	336	)) {
251	no strict 'refs';
252	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
253	}	338	}
254		339
255	$EV::DIED = sub {	340	$EV::DIED = sub {
256	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
257	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
258		348
259	#############################################################################	349	#############################################################################
260		350
261	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
262		352
…		…
283	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
284	$d	374	$d
285	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
286	}	376	}
287		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
288	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
289		431
290	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
291		433
292	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
298	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
299		441
300	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
301	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
302		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
303	=item cf::lock_wait $string	507	=item cf::lock_wait $string
304		508
305	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
306		510
307	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
308		512
309	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
310	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
311	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
312	returned.	516	returned.
313		517
314	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
315	deadlocked coro.	519	deadlocked coro.
…		…
321		525
322	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
323		527
324	=cut	528	=cut
325		529
326	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
327	our %LOCKER;#d#
328		531
329	sub lock_wait($) {	532	sub lock_wait($) {
330	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
331
332	if ($LOCKER{$key} == $Coro::current) {#d#
333	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
334	return;#d#
335	}#d#
336
337	# wait for lock, if any
338	while ($LOCK{$key}) {
339	push @{ $LOCK{$key} }, $Coro::current;
340	Coro::schedule;
341	}
342	}	534	}
343		535
344	sub lock_acquire($) {	536	sub lock_acquire($) {
345	my ($key) = @_;	537	$LOCKS->guard ($_[0])
346
347	# wait, to be sure we are not locked
348	lock_wait $key;
349
350	$LOCK{$key} = [];
351	$LOCKER{$key} = $Coro::current;#d#
352
353	Coro::guard {
354	delete $LOCKER{$key};#d#
355	# wake up all waiters, to be on the safe side
356	$_->ready for @{ delete $LOCK{$key} };
357	}
358	}	538	}
359		539
360	sub lock_active($) {	540	sub lock_active($) {
361	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
362
363	! ! $LOCK{$key}
364	}	542	}
365		543
366	sub freeze_mainloop {	544	sub freeze_mainloop {
367	tick_inhibit_inc;	545	tick_inhibit_inc;
368		546
369	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
370	}	548	}
371		549
372	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
373		551
374	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
375	get spread over timer.	553	get spread over time.
376		554
377	=cut	555	=cut
378		556
379	sub periodic($$) {	557	sub periodic($$) {
380	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
384	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
385	}	563	}
386		564
387	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
388		566
389	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
390	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
391	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
392		574
393	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
394	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
395		577
396	Useful for short background jobs.	578	Useful for short background jobs.
397		579
398	=cut	580	=cut
399		581
400	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
401	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
402		585
403	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
404	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
405	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
406		589
407	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
408		592
409	while () {	593	while () {
410	next_job:	594	next_job:
		595
411	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
412	if ($avail > 0.01) {	597
413	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
414	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
415	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
416	$job->[2]->send;	602	$job->[2]->send;
417	Coro::cede;	603	Coro::cede;
418	goto next_job;	604	goto next_job;
419	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
420	}	607	}
421	}	608	}
422		609
423	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
424	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
425	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
426	$signal->wait;
427	} else {	613	} else {
		614	$busy = 0;
428	Coro::schedule;	615	Coro::schedule;
429	}	616	}
430	}	617	}
431	};	618	};
432		619
433	sub get_slot($;$$) {	620	sub get_slot($;$$) {
434	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
435		622
436	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
437		624
438	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
439	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
440		628
441	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
442	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
443	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
469	=cut	657	=cut
470		658
471	sub sync_job(&) {	659	sub sync_job(&) {
472	my ($job) = @_;	660	my ($job) = @_;
473		661
474	if ($Coro::current == $Coro::main) {	662	if (in_main) {
475	my $time = EV::time;	663	my $time = AE::time;
476		664
477	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
478	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
479		667
480	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
481		669
482	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
483		671
484	my $busy = 1;	672	my $busy = 1;
485	my @res;	673	my @res;
486		674
487	(async {	675	(async {
488	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
489	@res = eval { $job->() };	677	@res = eval { $job->() };
490	warn $@ if $@;	678	error $@ if $@;
491	undef $busy;	679	undef $busy;
492	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
493		681
494	while ($busy) {	682	while ($busy) {
495	if (Coro::nready) {	683	if (Coro::nready) {
…		…
497	} else {	685	} else {
498	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
499	}	687	}
500	}	688	}
501		689
502	my $time = EV::time - $time;	690	my $time = AE::time - $time;
503		691
504	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
505		693
506	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
507	} else {	695	} else {
…		…
529	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
530		718
531	$coro	719	$coro
532	}	720	}
533		721
534	=item fork_call { }, $args	722	=item fork_call { }, @args
535		723
536	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
537	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
538	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
539	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
540		728
541	=cut	729	=cut
542		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
543	sub fork_call(&@) {	735	sub fork_call(&@) {
544	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
545		737
546	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
547	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
548	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
549		741
550	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
551	reset_signals;	743	cf::post_fork;
552	&$cb	744	&$cb
553	}, @args;	745	} @args;
554		746
555	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
556	}	759	}
557		760
558	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
559		762
560	=cut	763	=cut
…		…
597	within each server.	800	within each server.
598		801
599	=cut	802	=cut
600		803
601	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
602	my ($name) = @_;	808	my ($name) = @_;
603	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
604		810
605	eval {	811	eval {
606	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
616	}	822	}
617		823
618	our $DB;	824	our $DB;
619		825
620	sub db_init {	826	sub db_init {
621	cf::sync_job {
622	$DB ||= db_table "db";	827	$DB ||= db_table "db";
623	};
624	}	828	}
625		829
626	sub db_get($$) {	830	sub db_get($$) {
627	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
628		832
629	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
630	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
631		837
632	$! ? ()	838	$! ? ()
633	: $data	839	: $data
634	}
635	}	840	}
636		841
637	sub db_put($$$) {	842	sub db_put($$$) {
638	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
639	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
667		872
668	my @data;	873	my @data;
669	my $md5;	874	my $md5;
670		875
671	for (0 .. $#$src) {	876	for (0 .. $#$src) {
672	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
673	or Carp::croak "$src->[$_]: $!";
674	}	878	}
675		879
676	# if processing is expensive, check	880	# if processing is expensive, check
677	# checksum first	881	# checksum first
678	if (1) {	882	if (1) {
…		…
695		899
696	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
697	my $data = $process->(\@data);	901	my $data = $process->(\@data);
698	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
699		903
700	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
701		905
702	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
703	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
704	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
705		909
…		…
715		919
716	=cut	920	=cut
717		921
718	sub datalog($@) {	922	sub datalog($@) {
719	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
720	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
721	}	925	}
722		926
723	=back	927	=back
724		928
725	=cut	929	=cut
726		930
727	#############################################################################	931	#############################################################################
728		932
729	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
730		934
731	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
732	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
733	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
734		938
735	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
736	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
786	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
787		991
788	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
789	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
790		994
791	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
792	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
793		997
794	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
795		999
796	=over 4	1000	=over 4
…		…
920		1124
921	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
922	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
923		1127
924	} elsif (ref $type) {	1128	} elsif (ref $type) {
925	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
926		1130
927	} else {	1131	} else {
928	shift @arg;	1132	shift @arg;
929	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
930	}	1134	}
931	}	1135	}
932	}	1136	}
933		1137
934	sub _object_attach {	1138	sub _object_attach {
…		…
944	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
945	}	1149	}
946		1150
947	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
948	} else {	1152	} else {
949	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
950	}	1154	}
951		1155
952	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
953	}	1157	}
954		1158
…		…
1013		1217
1014	for (@$callbacks) {	1218	for (@$callbacks) {
1015	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1016		1220
1017	if ($@) {	1221	if ($@) {
1018	warn "$@";
1019	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1020	override;	1223	override;
1021	}	1224	}
1022		1225
1023	return 1 if $override;	1226	return 1 if $override;
1024	}	1227	}
…		…
1087		1290
1088	sub reattach {	1291	sub reattach {
1089	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
1090	my ($obj) = @_;	1293	my ($obj) = @_;
1091		1294
		1295	# no longer needed after getting rid of delete_package?
1092	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1093		1297
1094	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
1095		1299
1096	@$registry = ();	1300	@$registry = ();
1097		1301
…		…
1102	for (@$attach) {	1306	for (@$attach) {
1103	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1104	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1105	}	1309	}
1106	} else {	1310	} else {
1107	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1108	}	1312	}
1109	}	1313	}
1110	}	1314	}
1111		1315
1112	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1139	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1140		1344
1141	sync_job {	1345	sync_job {
1142	if (length $$rdata) {	1346	if (length $$rdata) {
1143	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1144	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1145	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1146		1351
1147	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1148	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1149	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1150	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1151	aio_close $fh;	1359	aio_close $fh;
1152		1360
1153	if (@$objs) {	1361	if (@$objs) {
1154	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1155	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1156	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1157	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1158	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1159	aio_close $fh;	1370	aio_close $fh;
1160	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1161	}	1372	}
1162	} else {	1373	} else {
1163	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1164	}	1375	}
1165		1376
1166	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1167	} else {	1381	} else {
1168	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1169	}	1383	}
1170	} else {	1384	} else {
1171	aio_unlink $filename;	1385	aio_unlink $filename;
1172	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1173	}	1387	}
…		…
1197	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1198	$av = $st->{objs};	1412	$av = $st->{objs};
1199	}	1413	}
1200		1414
1201	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1202	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1203	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1204		1419
1205	($data, $av)	1420	($data, $av)
1206	}	1421	}
1207		1422
1208	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1264	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1265		1480
1266	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1267	}	1482	}
1268		1483
		1484	use File::Glob ();
		1485
1269	cf::player->attach (	1486	cf::player->attach (
1270	on_command => sub {	1487	on_unknown_command => sub {
1271	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1272		1489
1273	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1274	or return;	1491	or return;
1275		1492
…		…
1283	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1284		1501
1285	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1286		1503
1287	if (ref $msg) {	1504	if (ref $msg) {
1288	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1289	"ARRAY" eq ref $msg
1290	? @$msg
1291	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1292		1506
1293	my @reply;	1507	my @reply;
1294		1508
1295	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1296	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1298		1512
1299	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1300	if $reply;	1514	if $reply;
1301		1515
1302	} else {	1516	} else {
1303	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1304	}	1518	}
1305		1519
1306	cf::override;	1520	cf::override;
1307	},	1521	},
1308	);	1522	);
1309		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1310	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1311	cf::sync_job {	1553	cf::sync_job {
1312	my %todo;	1554	my %todo;
1313		1555
1314	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1315	next unless -r $path;	1557	next unless -r $path;
…		…
1333		1575
1334	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1335	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1336		1578
1337	$ext{source} =	1579	$ext{source} =
1338	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1339	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1340	. $source	1582	. $source
1341	. "\n};\n1";	1583	. "\n};\n1";
1342		1584
1343	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1344	}	1586	}
1345		1587
		1588	my $pass = 0;
1346	my %done;	1589	my %done;
1347	while (%todo) {	1590	while (%todo) {
1348	my $progress;	1591	my $progress;
1349		1592
		1593	++$pass;
		1594
		1595	ext:
1350	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1351	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1352	goto skip	1598	next ext
1353	unless exists $done{$_};	1599	unless exists $done{$_};
1354	}	1600	}
1355		1601
1356	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1357		1603
1358	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1359	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1360	: "$v->{base}: extension inactive.\n";
1361		1617
1362	if (exists $v->{meta}{mandatory}) {
1363	warn $msg;
1364	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1365	}	1619	if exists $v->{meta}{mandatory};
1366		1620
1367	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1368	}	1630	}
1369
1370	$done{$k} = delete $todo{$k};
1371	push @EXTS, $v->{pkg};
1372	$progress = 1;
1373	}	1631	}
1374		1632
1375	skip:	1633	unless ($progress) {
1376	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1377	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1378	}	1643	}
1379	};	1644	};
1380	}	1645	}
1381		1646
1382	#############################################################################	1647	#############################################################################
1383		1648
1384	=back	1649	=back
1385		1650
1386	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1387		1652
1388	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1389		1654
1390	=cut	1655	=cut
1391		1656
1392	package cf::player;	1657	package cf::player;
1393		1658
…		…
1436		1701
1437	sub exists($) {	1702	sub exists($) {
1438	my ($login) = @_;	1703	my ($login) = @_;
1439		1704
1440	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1441	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1442	}	1707	}
1443		1708
1444	sub find($) {	1709	sub find($) {
1445	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1446	my $login = $_[0];	1711	my $login = $_[0];
…		…
1466	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1467	}	1732	}
1468	}	1733	}
1469	}	1734	}
1470		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1471	sub save($) {	1749	sub save($) {
1472	my ($pl) = @_;	1750	my ($pl) = @_;
1473		1751
1474	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1475		1753
…		…
1480		1758
1481	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1482	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1483		1761
1484	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1485		1766
1486	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1487	cf::cede_to_tick;	1768	cf::cede_to_tick;
1488	}	1769	}
1489		1770
…		…
1521	my ($pl) = @_;	1802	my ($pl) = @_;
1522		1803
1523	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1524		1805
1525	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1526	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1527		1808
1528	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1529	$pl->deactivate;	1810	$pl->deactivate;
		1811
1530	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1531	$pl->ob->check_score;
1532	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1533	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1534		1817
1535	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1536	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1537	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1591	\@logins	1874	\@logins
1592	}	1875	}
1593		1876
1594	=item $player->maps	1877	=item $player->maps
1595		1878
		1879	=item cf::player::maps $login
		1880
1596	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1597	player. May block.	1882	player. May block.
1598		1883
1599	=cut	1884	=cut
1600		1885
…		…
1617	}	1902	}
1618		1903
1619	\@paths	1904	\@paths
1620	}	1905	}
1621		1906
1622	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1623		1908
1624	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1625
1626	=cut
1627
1628	use re 'eval';
1629
1630	my $group;
1631	my $interior; $interior = qr{
1632	# match a pod interior sequence sans C<< >>
1633	(?:
1634	\ (.*?)\ (?{ $group = $^N })
1635	| < (??{$interior}) >
1636	)
1637	}x;
1638
1639	sub expand_cfpod {
1640	my ($self, $pod) = @_;
1641
1642	my $xml;
1643
1644	while () {
1645	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1646	$group = $1;
1647
1648	$group =~ s/&/&amp;/g;
1649	$group =~ s/</&lt;/g;
1650
1651	$xml .= $group;
1652	} elsif ($pod =~ m%\G
1653	([BCGHITU])
1654	<
1655	(?:
1656	([^<>]*) (?{ $group = $^N })
1657	| < $interior >
1658	)
1659	>
1660	%gcsx
1661	) {
1662	my ($code, $data) = ($1, $group);
1663
1664	if ($code eq "B") {
1665	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1666	} elsif ($code eq "I") {
1667	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1668	} elsif ($code eq "U") {
1669	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1670	} elsif ($code eq "C") {
1671	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1672	} elsif ($code eq "T") {
1673	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1674	} elsif ($code eq "G") {
1675	my ($male, $female) = split /\|/, $data;
1676	$data = $self->gender ? $female : $male;
1677	$xml .= expand_cfpod ($self, $data);
1678	} elsif ($code eq "H") {
1679	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1680	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1681	"")
1682	[$self->{hintmode}];
1683	} else {
1684	$xml .= "error processing '$code($data)' directive";
1685	}
1686	} else {
1687	if ($pod =~ /\G(.+)/) {
1688	warn "parse error while expanding $pod (at $1)";
1689	}
1690	last;
1691	}
1692	}
1693
1694	for ($xml) {
1695	# create single paragraphs (very hackish)
1696	s/(?<=\S)\n(?=\w)/ /g;
1697
1698	# compress some whitespace
1699	s/\s+\n/\n/g; # ws line-ends
1700	s/\n\n+/\n/g; # double lines
1701	s/^\n+//; # beginning lines
1702	s/\n+$//; # ending lines
1703	}
1704
1705	$xml
1706	}
1707
1708	no re 'eval';
1709
1710	sub hintmode {
1711	$_[0]{hintmode} = $_[1] if @_ > 1;
1712	$_[0]{hintmode}
1713	}
1714		1910
1715	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1716		1912
1717	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1718		1914
…		…
1750		1946
1751	=cut	1947	=cut
1752		1948
1753	sub find_by_path($) {	1949	sub find_by_path($) {
1754	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1755		1953
1756	my ($match, $specificity);	1954	my ($match, $specificity);
1757		1955
1758	for my $region (list) {	1956	for my $region (list) {
1759	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1788	sub generate_random_map {	1986	sub generate_random_map {
1789	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1790		1988
1791	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1792		1990
1793	# mit "rum" bekleckern, nicht
1794	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1795	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1796	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1797	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1798	$rmp->{exit_on_final_map},
1799	$rmp->{xsize}, $rmp->{ysize},
1800	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1801	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1802	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1803	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1804	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1805	(cf::region::find $rmp->{region}), $rmp->{custom}
1806	)
1807	}	1992	}
1808		1993
1809	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1810		1995
1811	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1816		2001
1817	sub register {	2002	sub register {
1818	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1819	my $pkg = caller;	2004	my $pkg = caller;
1820		2005
1821	no strict;
1822	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1823		2007
1824	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1825	}	2009	}
1826		2010
1827	# also paths starting with '/'	2011	# also paths starting with '/'
1828	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1829		2013
1830	sub thawer_merge {	2014	sub thawer_merge {
1831	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1832		2016
1833	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1838	}	2022	}
1839		2023
1840	sub normalise {	2024	sub normalise {
1841	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1842		2026
1843	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1844		2028
1845	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1846		2030
1847	# map plan:	2031	# map plan:
1848	#	2032	#
…		…
1863	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1864	$path = "$base/$path";	2048	$path = "$base/$path";
1865	}	2049	}
1866		2050
1867	for ($path) {	2051	for ($path) {
1868	redo if s{//}{/};
1869	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1870	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1871	}	2054	}
1872		2055
1873	$path	2056	$path
…		…
1887	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1888	return $self;	2071	return $self;
1889	}	2072	}
1890	}	2073	}
1891		2074
1892	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1893	()	2076	()
1894	}	2077	}
1895		2078
		2079	# may re-bless or do other evil things
1896	sub init {	2080	sub init {
1897	my ($self) = @_;	2081	my ($self) = @_;
1898		2082
1899	$self	2083	$self
1900	}	2084	}
…		…
1931		2115
1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1933	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1934	}	2118	}
1935		2119
1936	# and all this just because we cannot iterate over
1937	# all maps in C++...
1938	sub change_all_map_light {
1939	my ($change) = @_;
1940
1941	$_->change_map_light ($change)
1942	for grep $_->outdoor, values %cf::MAP;
1943	}
1944
1945	sub decay_objects {	2120	sub decay_objects {
1946	my ($self) = @_;	2121	my ($self) = @_;
1947		2122
1948	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1949		2124
…		…
1974	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1975		2150
1976	1	2151	1
1977	}	2152	}
1978		2153
		2154	# used to laod the header of an original map
1979	sub load_header_orig {	2155	sub load_header_orig {
1980	my ($self) = @_;	2156	my ($self) = @_;
1981		2157
1982	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1983	}	2159	}
1984		2160
		2161	# used to laod the header of an instantiated map
1985	sub load_header_temp {	2162	sub load_header_temp {
1986	my ($self) = @_;	2163	my ($self) = @_;
1987		2164
1988	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1989	}	2166	}
1990		2167
		2168	# called after loading the header from an instantiated map
1991	sub prepare_temp {	2169	sub prepare_temp {
1992	my ($self) = @_;	2170	my ($self) = @_;
1993		2171
1994	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1995	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1996	# safety	2174	# safety
1997	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1998	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1999	}	2177	}
2000		2178
		2179	# called after loading the header from an original map
2001	sub prepare_orig {	2180	sub prepare_orig {
2002	my ($self) = @_;	2181	my ($self) = @_;
2003		2182
2004	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2005	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2029		2208
2030	sub find;	2209	sub find;
2031	sub find {	2210	sub find {
2032	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2033		2212
		2213	cf::cede_to_tick;
		2214
2034	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2035		2216
2036	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2037	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2038		2219
2039	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2040	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2041	my $guard2 = cf::lock_acquire "map_find:$path";
2042
2043	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2044	or return;	2222	or return;
2045		2223
2046	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2047		2225
…		…
2059		2237
2060	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2061	}	2239	}
2062	}	2240	}
2063		2241
2064	sub pre_load { }	2242	sub pre_load { }
2065	sub post_load { }	2243	#sub post_load { } # XS
2066		2244
2067	sub load {	2245	sub load {
2068	my ($self) = @_;	2246	my ($self) = @_;
2069		2247
2070	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2073		2251
2074	{	2252	{
2075	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2076		2254
2077	return unless $self->valid;	2255	return unless $self->valid;
2078	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2079
2080	$self->in_memory (cf::MAP_LOADING);
2081		2257
2082	$self->alloc;	2258	$self->alloc;
2083		2259
2084	$self->pre_load;	2260	$self->pre_load;
2085	cf::cede_to_tick;	2261	cf::cede_to_tick;
2086		2262
		2263	if (exists $self->{load_path}) {
2087	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2088	$f->skip_block;	2265	$f->skip_block;
2089	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2090	or return;	2267	or return;
2091		2268
2092	$self->post_load_original	2269	$self->post_load_original
2093	if delete $self->{load_original};	2270	if delete $self->{load_original};
2094		2271
2095	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2096	utf8::encode $uniq;	2273	utf8::encode $uniq;
2097	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2098	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2099	$self->clear_unique_items;	2276	$self->clear_unique_items;
2100	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2101	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2102	}	2280	}
2103	}	2281	}
2104	}
2105		2282
2106	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2107		2290
2108	cf::cede_to_tick;	2291	cf::cede_to_tick;
2109	# now do the right thing for maps	2292	# now do the right thing for maps
2110	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2111	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2115	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2116	$self->decay_objects;	2299	$self->decay_objects;
2117	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2118	$self->update_buttons;	2301	$self->update_buttons;
2119	cf::cede_to_tick;	2302	cf::cede_to_tick;
2120	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2121	cf::cede_to_tick;
2122	$self->activate;
2123	}	2304	}
2124		2305
2125	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2126	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2127
2128	$self->in_memory (cf::MAP_ACTIVE);
2129	}	2308	}
2130		2309
2131	$self->post_load;	2310	$self->post_load;
2132	}
2133		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2134	sub customise_for {	2318	sub customise_for {
2135	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2136		2320
2137	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2138	if $self->per_player;	2322	if $self->per_player;
…		…
2141	# if $self->per_party;	2325	# if $self->per_party;
2142		2326
2143	$self	2327	$self
2144	}	2328	}
2145		2329
2146	# find and load all maps in the 3x3 area around a map
2147	sub load_neighbours {
2148	my ($map) = @_;
2149
2150	my @neigh; # diagonal neighbours
2151
2152	for (0 .. 3) {
2153	my $neigh = $map->tile_path ($_)
2154	or next;
2155	$neigh = find $neigh, $map
2156	or next;
2157	$neigh->load;
2158
2159	push @neigh,
2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2162	}
2163
2164	for (grep defined $_->[0], @neigh) {
2165	my ($path, $origin) = @$_;
2166	my $neigh = find $path, $origin
2167	or next;
2168	$neigh->load;
2169	}
2170	}
2171
2172	sub find_sync {	2330	sub find_sync {
2173	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2174		2332
2175	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2176	}	2338	}
2177		2339
2178	sub do_load_sync {	2340	sub do_load_sync {
2179	my ($map) = @_;	2341	my ($map) = @_;
2180		2342
		2343	# it's a bug to call this from the main context
2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2182	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2183		2346
2184	cf::sync_job { $map->load };	2347	$map->load;
2185	}	2348	}
2186		2349
2187	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2188	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2189		2352
2190	sub find_async {	2353	sub find_async {
2191	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2192		2355
2193	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2194		2357
2195	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2197	}	2360	}
2198		2361
2199	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2200		2363
2201	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2215	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2216		2379
2217	()	2380	()
2218	}	2381	}
2219		2382
		2383	# common code, used by both ->save and ->swapout
2220	sub save {	2384	sub _save {
2221	my ($self) = @_;	2385	my ($self) = @_;
2222
2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2224		2386
2225	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2226		2388
2227	return unless $self->dirty;	2389	return unless $self->dirty;
2228		2390
…		…
2248	} else {	2410	} else {
2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2250	}	2412	}
2251	}	2413	}
2252		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2253	sub swap_out {	2423	sub swap_out {
2254	my ($self) = @_;	2424	my ($self) = @_;
2255		2425
2256	# save first because save cedes
2257	$self->save;
2258
2259	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2260		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2261	return if $self->players;	2430	return if $self->players;
2262	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2263	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2264		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2265	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2266		2482
2267	$self->deactivate;	2483	$self->deactivate;
2268	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->clear;	2485	$self->clear;
2270	}
2271
2272	sub reset_at {
2273	my ($self) = @_;
2274
2275	# TODO: safety, remove and allow resettable per-player maps
2276	return 1e99 if $self->{deny_reset};
2277
2278	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2279	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2280
2281	$time + $to
2282	}
2283
2284	sub should_reset {
2285	my ($self) = @_;
2286
2287	$self->reset_at <= $cf::RUNTIME
2288	}
2289
2290	sub reset {
2291	my ($self) = @_;
2292
2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
2294
2295	return if $self->players;
2296
2297	warn "resetting map ", $self->path;
2298
2299	$self->in_memory (cf::MAP_SWAPPED);
2300
2301	# need to save uniques path
2302	unless ($self->{deny_save}) {
2303	my $uniq = $self->uniq_path; utf8::encode $uniq;
2304
2305	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2306	if $uniq;
2307	}
2308
2309	delete $cf::MAP{$self->path};
2310
2311	$self->deactivate;
2312	$_->clear_links_to ($self) for values %cf::MAP;
2313	$self->clear;
2314		2486
2315	$self->unlink_save;	2487	$self->unlink_save;
2316	$self->destroy;	2488	$self->destroy;
2317	}	2489	}
2318		2490
…		…
2326		2498
2327	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2328		2500
2329	$self->unlink_save;	2501	$self->unlink_save;
2330		2502
2331	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2332	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2333	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2334	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2335	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2336		2508
…		…
2393	: normalise $_	2565	: normalise $_
2394	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2395	]	2567	]
2396	}	2568	}
2397		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2398	=back	2602	=back
2399		2603
2400	=head3 cf::object	2604	=head3 cf::object
2401		2605
2402	=cut	2606	=cut
…		…
2467		2671
2468	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2469	id => "say",	2673	id => "say",
2470	title => "Map",	2674	title => "Map",
2471	reply => "say ",	2675	reply => "say ",
2472	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2473	};	2677	};
2474		2678
2475	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2476	id => "chat",	2680	id => "chat",
2477	title => "Chat",	2681	title => "Chat",
…		…
2532		2736
2533	=item $player_object->enter_link	2737	=item $player_object->enter_link
2534		2738
2535	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2536		2740
2537	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2538	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2539		2745
2540	Will never block.	2746	Will never block.
2541		2747
2542	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2543		2749
…		…
2563	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2564	my ($self) = @_;	2770	my ($self) = @_;
2565		2771
2566	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2567		2773
		2774	++$self->{_link_recursion};
		2775
2568	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2569		2777
2570	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2571	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2572		2780
2573	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2574	}	2782	}
2575		2783
2576	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2577	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2578		2786
…		…
2595	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2596	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2597		2805
2598	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2599	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2600	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2601		2809
2602	$map->load;	2810	$map->load;
2603	$map->load_neighbours;
2604		2811
2605	return unless $self->contr->active;	2812	return unless $self->contr->active;
2606	$self->activate_recursive;
2607		2813
2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2609	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2610	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2611		2821
		2822	}
		2823
2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2613		2825
2614	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2615	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2616	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2617	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2624		2836
2625	our $GOTOGEN;	2837	our $GOTOGEN;
2626		2838
2627	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2628	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2629		2847
2630	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2632		2850
2633	$self->enter_link;	2851	$self->enter_link;
…		…
2653	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2654	}	2872	}
2655	}	2873	}
2656		2874
2657	my $map = eval {	2875	my $map = eval {
2658	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2659		2877
2660	if ($map) {	2878	if ($map) {
2661	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2662	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2663	} else {	2881	} else {
2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2665	}	2883	}
2666		2884
2667	$map	2885	$map
…		…
2675	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2676	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2677	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2678	}	2896	}
2679		2897
2680	$done->() if $done;	2898	$done->($self) if $done;
2681	})->prio (1);	2899	})->prio (1);
2682	}	2900	}
2683		2901
2684	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2685		2903
…		…
2753	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2754		2972
2755	unless (eval {	2973	unless (eval {
2756	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2757		2975
2758	# random map handling
2759	{
2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
2761
2762	prepare_random_map $exit
2763	if $exit->slaying eq "/!";
2764	}
2765
2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2767	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2768	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2769		3002
2770	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2771		3004
2772	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2773	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2774	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2775		3008
2776	1	3009	1
2777	}) {	3010	}) {
2778	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2779	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2780	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2781	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2782		3015
2783	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2784	$self->leave_link;	3017	$self->leave_link;
2785	}	3018	}
2786	})->prio (1);	3019	})->prio (1);
2787	}	3020	}
2788		3021
…		…
2800	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2801	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2802		3035
2803	utf8::encode $text;	3036	utf8::encode $text;
2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2805	}	3063	}
2806		3064
2807	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2808		3066
2809	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2813		3071
2814	=cut	3072	=cut
2815		3073
2816	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2817	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2818	"c/identify" => {	3082	"c/identify" => {
2819	id => "infobox",	3083	id => "infobox",
2820	title => "Identify",	3084	title => "Identify",
2821	reply => undef,	3085	reply => undef,
2822	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2824	"c/examine" => {	3088	"c/examine" => {
2825	id => "infobox",	3089	id => "infobox",
2826	title => "Examine",	3090	title => "Examine",
2827	reply => undef,	3091	reply => undef,
2828	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2829	},	3099	},
2830	"c/book" => {	3100	"c/book" => {
2831	id => "infobox",	3101	id => "infobox",
2832	title => "Book",	3102	title => "Book",
2833	reply => undef,	3103	reply => undef,
…		…
2849	id => "infobox",	3119	id => "infobox",
2850	title => "Body Parts",	3120	title => "Body Parts",
2851	reply => undef,	3121	reply => undef,
2852	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2853	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2854	"c/uptime" => {	3160	"c/uptime" => {
2855	id => "infobox",	3161	id => "infobox",
2856	title => "Uptime",	3162	title => "Uptime",
2857	reply => undef,	3163	reply => undef,
2858	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2867	id => "party",	3173	id => "party",
2868	title => "Party",	3174	title => "Party",
2869	reply => "gsay ",	3175	reply => "gsay ",
2870	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2871	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2872	);	3186	);
2873		3187
2874	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2875	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2876		3190
2877	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2878		3193
2879	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2880		3195
2881	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2882	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2883	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2884		3199
2885	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2886	if $self->can_msg;
2887
2888	$channel = $channel->{id};	3201	$channel = $channel->{id};
2889		3202
2890	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2891	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2892	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2893	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2894	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2895	if $self->can_msg;
2896	}	3208	}
2897		3209
2898	$channel = $channel->{id};	3210	$channel = $channel->{id};
2899	}	3211	}
2900		3212
2901	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2902		3214
2903	if ($self->can_msg) {
2904	# default colour, mask it out	3215	# default colour, mask it out
2905	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2906	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2907		3218
2908	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2909	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2910	} else {	3222	);
2911	if ($color >= 0) {
2912	# replace some tags by gcfclient-compatible ones
2913	for ($msg) {
2914	1 while
2915	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2916	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2917	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2918	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2919	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2920	}
2921		3223
2922	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2923
2924	utf8::encode $msg;
2925
2926	if (0 && $msg =~ /\[/) {
2927	# COMMAND/INFO
2928	$self->send_packet ("drawextinfo $color 10 8 $msg")
2929	} else {
2930	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2931	$self->send_packet ("drawinfo $color $msg")
2932	}
2933	}
2934	}
2935	}	3225	}
2936		3226
2937	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2938		3228
2939	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2942		3232
2943	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2944	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2945		3235
2946	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2947	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2948	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2949	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2950	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2951	}	3241	}
2952	}	3242	}
2953		3243
2954	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2955		3245
…		…
2958	=cut	3248	=cut
2959		3249
2960	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2961	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2962		3252
2963	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2964	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2965	} elsif ($self->extcmd == 1) {
2966	#TODO: version 1, remove
2967	unshift @msg, msgtype => "reply", msgid => $id;
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}
2970	}	3256	}
2971		3257
2972	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2973		3259
2974	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3029	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3030		3316
3031	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3032		3318
3033	if (ref $msg) {	3319	if (ref $msg) {
3034	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3035	"ARRAY" eq ref $msg
3036	? @$msg
3037	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3038		3321
3039	my @reply;	3322	my @reply;
3040		3323
3041	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3042	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3044		3327
3045	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3046	if $reply;	3329	if $reply;
3047		3330
3048	} else {	3331	} else {
3049	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3050	}	3333	}
3051		3334
3052	cf::override;	3335	cf::override;
3053	},	3336	},
3054	);	3337	);
…		…
3074		3357
3075	$coro	3358	$coro
3076	}	3359	}
3077		3360
3078	cf::client->attach (	3361	cf::client->attach (
3079	on_destroy => sub {	3362	on_client_destroy => sub {
3080	my ($ns) = @_;	3363	my ($ns) = @_;
3081		3364
3082	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3083	},	3366	},
3084	);	3367	);
…		…
3100	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3101		3384
3102	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3103		3386
3104	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3105	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3106	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3107	sort time	3390	sort time
3108	));	3391	));
3109		3392
3110	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3114	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3115		3398
3116	cf::object	3399	cf::object
3117	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3118	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3119		3403
3120	cf::object::player	3404	cf::object::player
3121	player	3405	player
3122		3406
3123	cf::player	3407	cf::player
…		…
3129	=cut	3413	=cut
3130		3414
3131	for (	3415	for (
3132	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3133	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3134	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3135	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3136	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3137	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3138	) {	3422	) {
3139	no strict 'refs';
3140	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3141	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3142	for @funs;	3425	for @funs;
3143	}	3426	}
3144		3427
…		…
3159		3442
3160	my $qcode = $code;	3443	my $qcode = $code;
3161	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3162	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3163		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3164	local $_;	3450	local $_;
3165	local @safe::cf::_safe_eval_args = values %vars;
3166		3451
3167	my $eval =	3452	my $eval =
3168	"do {\n"	3453	"do {\n"
3169	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3170	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3171	. $code	3456	. $code
3172	. "\n}"	3457	. "\n}"
3173	;	3458	;
3174		3459
		3460	if ($CFG{safe_eval}) {
3175	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3176	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3177	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3178		3469
3179	if ($@) {	3470	if ($@) {
3180	warn "$@";	3471	warn "$@",
3181	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3182	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3183	}	3474	}
3184		3475
3185	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3186	}	3477	}
3187		3478
…		…
3201	=cut	3492	=cut
3202		3493
3203	sub register_script_function {	3494	sub register_script_function {
3204	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3205		3496
3206	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3207	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3208	}	3499	}
3209		3500
3210	=back	3501	=back
3211		3502
3212	=cut	3503	=cut
…		…
3221	# for this (global event?)	3512	# for this (global event?)
3222	%ext::player_env::MUSIC_FACE_CACHE = ();	3513	%ext::player_env::MUSIC_FACE_CACHE = ();
3223		3514
3224	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3515	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3225		3516
3226	warn "loading facedata from $path\n";	3517	trace "loading facedata from $path\n";
3227		3518
3228	my $facedata;	3519	my $facedata = decode_storable load_file $path;
3229	0 < aio_load $path, $facedata
3230	or die "$path: $!";
3231
3232	$facedata = Coro::Storable::thaw $facedata;
3233		3520
3234	$facedata->{version} == 2	3521	$facedata->{version} == 2
3235	or cf::cleanup "$path: version mismatch, cannot proceed.";	3522	or cf::cleanup "$path: version mismatch, cannot proceed.";
3236		3523
3237	# patch in the exptable	3524	# patch in the exptable
		3525	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3238	$facedata->{resource}{"res/exp_table"} = {	3526	$facedata->{resource}{"res/exp_table"} = {
3239	type => FT_RSRC,	3527	type => FT_RSRC,
3240	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3528	data => $exp_table,
		3529	hash => (Digest::MD5::md5 $exp_table),
3241	};	3530	};
3242	cf::cede_to_tick;	3531	cf::cede_to_tick;
3243		3532
3244	{	3533	{
3245	my $faces = $facedata->{faceinfo};	3534	my $faces = $facedata->{faceinfo};
…		…
3247	while (my ($face, $info) = each %$faces) {	3536	while (my ($face, $info) = each %$faces) {
3248	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3537	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3249		3538
3250	cf::face::set_visibility $idx, $info->{visibility};	3539	cf::face::set_visibility $idx, $info->{visibility};
3251	cf::face::set_magicmap $idx, $info->{magicmap};	3540	cf::face::set_magicmap $idx, $info->{magicmap};
3252	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3541	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3253	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3542	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3543	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3254		3544
3255	cf::cede_to_tick;	3545	cf::cede_to_tick;
3256	}	3546	}
3257		3547
3258	while (my ($face, $info) = each %$faces) {	3548	while (my ($face, $info) = each %$faces) {
…		…
3263		3553
3264	if (my $smooth = cf::face::find $info->{smooth}) {	3554	if (my $smooth = cf::face::find $info->{smooth}) {
3265	cf::face::set_smooth $idx, $smooth;	3555	cf::face::set_smooth $idx, $smooth;
3266	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3556	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3267	} else {	3557	} else {
3268	warn "smooth face '$info->{smooth}' not found for face '$face'";	3558	error "smooth face '$info->{smooth}' not found for face '$face'";
3269	}	3559	}
3270		3560
3271	cf::cede_to_tick;	3561	cf::cede_to_tick;
3272	}	3562	}
3273	}	3563	}
…		…
3282		3572
3283	cf::anim::invalidate_all; # d'oh	3573	cf::anim::invalidate_all; # d'oh
3284	}	3574	}
3285		3575
3286	{	3576	{
3287	# TODO: for gcfclient pleasure, we should give resources
3288	# that gcfclient doesn't grok a >10000 face index.
3289	my $res = $facedata->{resource};	3577	my $res = $facedata->{resource};
3290		3578
3291	while (my ($name, $info) = each %$res) {	3579	while (my ($name, $info) = each %$res) {
3292	if (defined $info->{type}) {	3580	if (defined (my $type = $info->{type})) {
		3581	# TODO: different hash - must free and use new index, or cache ixface data queue
3293	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3582	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3294	my $data;
3295		3583
3296	if ($info->{type} & 1) {	3584	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3297	# prepend meta info
3298
3299	my $meta = $enc->encode ({
3300	name => $name,
3301	%{ $info->{meta} || {} },
3302	});
3303
3304	$data = pack "(w/a*)*", $meta, $info->{data};
3305	} else {
3306	$data = $info->{data};
3307	}
3308
3309	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3310	cf::face::set_type $idx, $info->{type};	3585	cf::face::set_type $idx, $type;
		3586	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3311	} else {	3587	} else {
3312	$RESOURCE{$name} = $info;	3588	# $RESOURCE{$name} = $info; # unused
3313	}	3589	}
3314		3590
3315	cf::cede_to_tick;	3591	cf::cede_to_tick;
3316	}	3592	}
3317	}	3593	}
3318		3594
3319	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3595	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3320		3596
3321	1	3597	1
3322	}	3598	}
3323
3324	cf::global->attach (on_resource_update => sub {
3325	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3326	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3327
3328	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3329	my $sound = $soundconf->{compat}[$_]
3330	or next;
3331
3332	my $face = cf::face::find "sound/$sound->[1]";
3333	cf::sound::set $sound->[0] => $face;
3334	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3335	}
3336
3337	while (my ($k, $v) = each %{$soundconf->{event}}) {
3338	my $face = cf::face::find "sound/$v";
3339	cf::sound::set $k => $face;
3340	}
3341	}
3342	});
3343		3599
3344	register_exticmd fx_want => sub {	3600	register_exticmd fx_want => sub {
3345	my ($ns, $want) = @_;	3601	my ($ns, $want) = @_;
3346		3602
3347	while (my ($k, $v) = each %$want) {	3603	while (my ($k, $v) = each %$want) {
…		…
3386	sub reload_treasures {	3642	sub reload_treasures {
3387	load_resource_file "$DATADIR/treasures"	3643	load_resource_file "$DATADIR/treasures"
3388	or die "unable to load treasurelists\n";	3644	or die "unable to load treasurelists\n";
3389	}	3645	}
3390		3646
		3647	sub reload_sound {
		3648	trace "loading sound config from $DATADIR/sound\n";
		3649
		3650	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3651
		3652	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3653	my $sound = $soundconf->{compat}[$_]
		3654	or next;
		3655
		3656	my $face = cf::face::find "sound/$sound->[1]";
		3657	cf::sound::set $sound->[0] => $face;
		3658	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3659	}
		3660
		3661	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3662	my $face = cf::face::find "sound/$v";
		3663	cf::sound::set $k => $face;
		3664	}
		3665	}
		3666
3391	sub reload_resources {	3667	sub reload_resources {
3392	warn "reloading resource files...\n";	3668	trace "reloading resource files...\n";
3393		3669
		3670	reload_exp_table;
		3671	reload_materials;
3394	reload_facedata;	3672	reload_facedata;
		3673	reload_sound;
3395	reload_archetypes;	3674	reload_archetypes;
3396	reload_regions;	3675	reload_regions;
3397	reload_treasures;	3676	reload_treasures;
3398		3677
3399	warn "finished reloading resource files\n";	3678	trace "finished reloading resource files\n";
3400	}
3401
3402	sub init {
3403	my $guard = freeze_mainloop;
3404
3405	evthread_start IO::AIO::poll_fileno;
3406
3407	reload_resources;
3408	}	3679	}
3409		3680
3410	sub reload_config {	3681	sub reload_config {
3411	open my $fh, "<:utf8", "$CONFDIR/config"	3682	trace "reloading config file...\n";
3412	or return;
3413		3683
3414	local $/;	3684	my $config = load_file "$CONFDIR/config";
3415	*CFG = YAML::Load <$fh>;	3685	utf8::decode $config;
		3686	*CFG = decode_yaml $config;
3416		3687
3417	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3688	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3418		3689
3419	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3690	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3420	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3691	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3421		3692
3422	if (exists $CFG{mlockall}) {	3693	if (exists $CFG{mlockall}) {
…		…
3426	};	3697	};
3427	warn $@ if $@;	3698	warn $@ if $@;
3428	}	3699	}
3429	}	3700	}
3430		3701
		3702	sub pidfile() {
		3703	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3704	or die "$PIDFILE: $!";
		3705	flock $fh, &Fcntl::LOCK_EX
		3706	or die "$PIDFILE: flock: $!";
		3707	$fh
		3708	}
		3709
		3710	# make sure only one server instance is running at any one time
		3711	sub atomic {
		3712	my $fh = pidfile;
		3713
		3714	my $pid = <$fh>;
		3715	kill 9, $pid if $pid > 0;
		3716
		3717	seek $fh, 0, 0;
		3718	print $fh $$;
		3719	}
		3720
		3721	sub main_loop {
		3722	trace "EV::loop starting\n";
		3723	if (1) {
		3724	EV::loop;
		3725	}
		3726	trace "EV::loop returned\n";
		3727	goto &main_loop unless $REALLY_UNLOOP;
		3728	}
		3729
3431	sub main {	3730	sub main {
		3731	cf::init_globals; # initialise logging
		3732
		3733	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3734	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3735	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3736	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3737
		3738	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3739
3432	# we must not ever block the main coroutine	3740	# we must not ever block the main coroutine
3433	local $Coro::idle = sub {	3741	local $Coro::idle = sub {
3434	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3742	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3435	(async {	3743	(async {
3436	$Coro::current->{desc} = "IDLE BUG HANDLER";	3744	$Coro::current->{desc} = "IDLE BUG HANDLER";
3437	EV::loop EV::LOOP_ONESHOT;	3745	EV::loop EV::LOOP_ONESHOT;
3438	})->prio (Coro::PRIO_MAX);	3746	})->prio (Coro::PRIO_MAX);
3439	};	3747	};
3440		3748
3441	{	3749	evthread_start IO::AIO::poll_fileno;
3442	my $guard = freeze_mainloop;	3750
		3751	cf::sync_job {
		3752	cf::incloader::init ();
		3753
		3754	cf::init_anim;
		3755	cf::init_attackmess;
		3756	cf::init_dynamic;
		3757
		3758	cf::load_settings;
		3759
		3760	reload_resources;
3443	reload_config;	3761	reload_config;
3444	db_init;	3762	db_init;
		3763
		3764	cf::init_uuid;
		3765	cf::init_signals;
		3766	cf::init_skills;
		3767
		3768	cf::init_beforeplay;
		3769
		3770	atomic;
		3771
3445	load_extensions;	3772	load_extensions;
3446		3773
3447	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3774	utime time, time, $RUNTIMEFILE;
		3775
		3776	# no (long-running) fork's whatsoever before this point(!)
		3777	use POSIX ();
		3778	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3779
		3780	cf::_post_init 0;
3448	}	3781	};
3449		3782
3450	EV::loop;	3783	cf::object::thawer::errors_are_fatal 0;
		3784	info "parse errors in files are no longer fatal from this point on.\n";
		3785
		3786	AE::postpone {
		3787	undef &main; # free gobs of memory :)
		3788	};
		3789
		3790	goto &main_loop;
3451	}	3791	}
3452		3792
3453	#############################################################################	3793	#############################################################################
3454	# initialisation and cleanup	3794	# initialisation and cleanup
3455		3795
3456	# install some emergency cleanup handlers	3796	# install some emergency cleanup handlers
3457	BEGIN {	3797	BEGIN {
3458	our %SIGWATCHER = ();	3798	our %SIGWATCHER = ();
3459	for my $signal (qw(INT HUP TERM)) {	3799	for my $signal (qw(INT HUP TERM)) {
3460	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3800	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3461	cf::cleanup "SIG$signal";	3801	cf::cleanup "SIG$signal";
3462	};	3802	};
3463	}	3803	}
3464	}	3804	}
3465		3805
3466	sub write_runtime_sync {	3806	sub write_runtime_sync {
3467	my $runtime = "$LOCALDIR/runtime";	3807	my $t0 = AE::time;
3468		3808
3469	# first touch the runtime file to show we are still running:	3809	# first touch the runtime file to show we are still running:
3470	# the fsync below can take a very very long time.	3810	# the fsync below can take a very very long time.
3471		3811
3472	IO::AIO::aio_utime $runtime, undef, undef;	3812	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3473		3813
3474	my $guard = cf::lock_acquire "write_runtime";	3814	my $guard = cf::lock_acquire "write_runtime";
3475		3815
3476	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3816	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3477	or return;	3817	or return;
3478		3818
3479	my $value = $cf::RUNTIME + 90 + 10;	3819	my $value = $cf::RUNTIME + 90 + 10;
3480	# 10 is the runtime save interval, for a monotonic clock	3820	# 10 is the runtime save interval, for a monotonic clock
3481	# 60 allows for the watchdog to kill the server.	3821	# 60 allows for the watchdog to kill the server.
…		…
3491	aio_utime $fh, undef, undef;	3831	aio_utime $fh, undef, undef;
3492		3832
3493	close $fh	3833	close $fh
3494	or return;	3834	or return;
3495		3835
3496	aio_rename "$runtime~", $runtime	3836	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3497	and return;	3837	and return;
3498		3838
3499	warn "runtime file written.\n";	3839	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3500		3840
3501	1	3841	1
3502	}	3842	}
3503		3843
3504	our $uuid_lock;	3844	our $uuid_lock;
…		…
3513	my $uuid = "$LOCALDIR/uuid";	3853	my $uuid = "$LOCALDIR/uuid";
3514		3854
3515	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3855	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3516	or return;	3856	or return;
3517		3857
3518	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3858	my $value = uuid_seq uuid_cur;
		3859
		3860	unless ($value) {
		3861	info "cowardly refusing to write zero uuid value!\n";
		3862	return;
		3863	}
		3864
		3865	my $value = uuid_str $value + $uuid_skip;
3519	$uuid_skip = 0;	3866	$uuid_skip = 0;
3520		3867
3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3868	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3522	and return;	3869	and return;
3523		3870
…		…
3529	or return;	3876	or return;
3530		3877
3531	aio_rename "$uuid~", $uuid	3878	aio_rename "$uuid~", $uuid
3532	and return;	3879	and return;
3533		3880
3534	warn "uuid file written ($value).\n";	3881	trace "uuid file written ($value).\n";
3535		3882
3536	1	3883	1
3537		3884
3538	}	3885	}
3539		3886
…		…
3545	}	3892	}
3546		3893
3547	sub emergency_save() {	3894	sub emergency_save() {
3548	my $freeze_guard = cf::freeze_mainloop;	3895	my $freeze_guard = cf::freeze_mainloop;
3549		3896
3550	warn "enter emergency perl save\n";	3897	info "emergency_perl_save: enter\n";
		3898
		3899	# this is a trade-off: we want to be very quick here, so
		3900	# save all maps without fsync, and later call a global sync
		3901	# (which in turn might be very very slow)
		3902	local $USE_FSYNC = 0;
3551		3903
3552	cf::sync_job {	3904	cf::sync_job {
		3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
3553	# use a peculiar iteration method to avoid tripping on perl	3907	# use a peculiar iteration method to avoid tripping on perl
3554	# refcount bugs in for. also avoids problems with players	3908	# refcount bugs in for. also avoids problems with players
3555	# and maps saved/destroyed asynchronously.	3909	# and maps saved/destroyed asynchronously.
3556	warn "begin emergency player save\n";	3910	info "emergency_perl_save: begin player save\n";
3557	for my $login (keys %cf::PLAYER) {	3911	for my $login (keys %cf::PLAYER) {
3558	my $pl = $cf::PLAYER{$login} or next;	3912	my $pl = $cf::PLAYER{$login} or next;
3559	$pl->valid or next;	3913	$pl->valid or next;
3560	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3914	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3561	$pl->save;	3915	$pl->save;
3562	}	3916	}
3563	warn "end emergency player save\n";	3917	info "emergency_perl_save: end player save\n";
3564		3918
3565	warn "begin emergency map save\n";	3919	cf::write_runtime_sync; # external watchdog should not bark
		3920
		3921	info "emergency_perl_save: begin map save\n";
3566	for my $path (keys %cf::MAP) {	3922	for my $path (keys %cf::MAP) {
3567	my $map = $cf::MAP{$path} or next;	3923	my $map = $cf::MAP{$path} or next;
3568	$map->valid or next;	3924	$map->valid or next;
3569	$map->save;	3925	$map->save;
3570	}	3926	}
3571	warn "end emergency map save\n";	3927	info "emergency_perl_save: end map save\n";
3572		3928
3573	warn "begin emergency database checkpoint\n";	3929	cf::write_runtime_sync; # external watchdog should not bark
		3930
		3931	info "emergency_perl_save: begin database checkpoint\n";
3574	BDB::db_env_txn_checkpoint $DB_ENV;	3932	BDB::db_env_txn_checkpoint $DB_ENV;
3575	warn "end emergency database checkpoint\n";	3933	info "emergency_perl_save: end database checkpoint\n";
3576		3934
3577	warn "begin write uuid\n";	3935	info "emergency_perl_save: begin write uuid\n";
3578	write_uuid_sync 1;	3936	write_uuid_sync 1;
3579	warn "end write uuid\n";	3937	info "emergency_perl_save: end write uuid\n";
		3938
		3939	cf::write_runtime_sync; # external watchdog should not bark
		3940
		3941	trace "emergency_perl_save: syncing database to disk";
		3942	BDB::db_env_txn_checkpoint $DB_ENV;
		3943
		3944	info "emergency_perl_save: starting sync\n";
		3945	IO::AIO::aio_sync sub {
		3946	info "emergency_perl_save: finished sync\n";
		3947	};
		3948
		3949	cf::write_runtime_sync; # external watchdog should not bark
		3950
		3951	trace "emergency_perl_save: flushing outstanding aio requests";
		3952	while (IO::AIO::nreqs || BDB::nreqs) {
		3953	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3954	}
		3955
		3956	cf::write_runtime_sync; # external watchdog should not bark
3580	};	3957	};
3581		3958
3582	warn "leave emergency perl save\n";	3959	info "emergency_perl_save: leave\n";
3583	}	3960	}
3584		3961
3585	sub post_cleanup {	3962	sub post_cleanup {
3586	my ($make_core) = @_;	3963	my ($make_core) = @_;
3587		3964
		3965	IO::AIO::flush;
		3966
3588	warn Carp::longmess "post_cleanup backtrace"	3967	error Carp::longmess "post_cleanup backtrace"
3589	if $make_core;	3968	if $make_core;
		3969
		3970	my $fh = pidfile;
		3971	unlink $PIDFILE if <$fh> == $$;
		3972	}
		3973
		3974	# a safer delete_package, copied from Symbol
		3975	sub clear_package($) {
		3976	my $pkg = shift;
		3977
		3978	# expand to full symbol table name if needed
		3979	unless ($pkg =~ /^main::.*::$/) {
		3980	$pkg = "main$pkg" if $pkg =~ /^::/;
		3981	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3982	$pkg .= '::' unless $pkg =~ /::$/;
		3983	}
		3984
		3985	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3986	my $stem_symtab = *{$stem}{HASH};
		3987
		3988	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3989	or return;
		3990
		3991	# clear all symbols
		3992	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3993	for my $name (keys %$leaf_symtab) {
		3994	_gv_clear *{"$pkg$name"};
		3995	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3996	}
3590	}	3997	}
3591		3998
3592	sub do_reload_perl() {	3999	sub do_reload_perl() {
3593	# can/must only be called in main	4000	# can/must only be called in main
3594	if ($Coro::current != $Coro::main) {	4001	unless (in_main) {
3595	warn "can only reload from main coroutine";	4002	error "can only reload from main coroutine";
3596	return;	4003	return;
3597	}	4004	}
3598		4005
3599	warn "reloading...";	4006	return if $RELOAD++;
3600		4007
3601	warn "entering sync_job";	4008	my $t1 = AE::time;
3602		4009
		4010	while ($RELOAD) {
		4011	cf::get_slot 0.1, -1, "reload_perl";
		4012	info "perl_reload: reloading...";
		4013
		4014	trace "perl_reload: entering sync_job";
		4015
3603	cf::sync_job {	4016	cf::sync_job {
3604	cf::write_runtime_sync; # external watchdog should not bark
3605	cf::emergency_save;	4017	#cf::emergency_save;
3606	cf::write_runtime_sync; # external watchdog should not bark
3607		4018
3608	warn "syncing database to disk";
3609	BDB::db_env_txn_checkpoint $DB_ENV;
3610
3611	# if anything goes wrong in here, we should simply crash as we already saved
3612
3613	warn "flushing outstanding aio requests";
3614	for (;;) {
3615	BDB::flush;
3616	IO::AIO::flush;
3617	Coro::cede_notself;
3618	last unless IO::AIO::nreqs || BDB::nreqs;
3619	warn "iterate...";
3620	}
3621
3622	++$RELOAD;
3623
3624	warn "cancelling all extension coros";	4019	trace "perl_reload: cancelling all extension coros";
3625	$_->cancel for values %EXT_CORO;	4020	$_->cancel for values %EXT_CORO;
3626	%EXT_CORO = ();	4021	%EXT_CORO = ();
3627		4022
3628	warn "removing commands";	4023	trace "perl_reload: removing commands";
3629	%COMMAND = ();	4024	%COMMAND = ();
3630		4025
3631	warn "removing ext/exti commands";	4026	trace "perl_reload: removing ext/exti commands";
3632	%EXTCMD = ();	4027	%EXTCMD = ();
3633	%EXTICMD = ();	4028	%EXTICMD = ();
3634		4029
3635	warn "unloading/nuking all extensions";	4030	trace "perl_reload: unloading/nuking all extensions";
3636	for my $pkg (@EXTS) {	4031	for my $pkg (@EXTS) {
3637	warn "... unloading $pkg";	4032	trace "... unloading $pkg";
3638		4033
3639	if (my $cb = $pkg->can ("unload")) {	4034	if (my $cb = $pkg->can ("unload")) {
3640	eval {	4035	eval {
3641	$cb->($pkg);	4036	$cb->($pkg);
3642	1	4037	1
3643	} or warn "$pkg unloaded, but with errors: $@";	4038	} or error "$pkg unloaded, but with errors: $@";
		4039	}
		4040
		4041	trace "... clearing $pkg";
		4042	clear_package $pkg;
3644	}	4043	}
3645		4044
3646	warn "... nuking $pkg";
3647	Symbol::delete_package $pkg;
3648	}
3649
3650	warn "unloading all perl modules loaded from $LIBDIR";	4045	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3651	while (my ($k, $v) = each %INC) {	4046	while (my ($k, $v) = each %INC) {
3652	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4047	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3653		4048
3654	warn "... unloading $k";	4049	trace "... unloading $k";
3655	delete $INC{$k};	4050	delete $INC{$k};
3656		4051
3657	$k =~ s/\.pm$//;	4052	$k =~ s/\.pm$//;
3658	$k =~ s/\//::/g;	4053	$k =~ s/\//::/g;
3659		4054
3660	if (my $cb = $k->can ("unload_module")) {	4055	if (my $cb = $k->can ("unload_module")) {
3661	$cb->();	4056	$cb->();
		4057	}
		4058
		4059	clear_package $k;
3662	}	4060	}
3663		4061
3664	Symbol::delete_package $k;
3665	}
3666
3667	warn "getting rid of safe::, as good as possible";	4062	trace "perl_reload: getting rid of safe::, as good as possible";
3668	Symbol::delete_package "safe::$_"	4063	clear_package "safe::$_"
3669	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4064	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3670		4065
3671	warn "unloading cf.pm \"a bit\"";	4066	trace "perl_reload: unloading cf.pm \"a bit\"";
3672	delete $INC{"cf.pm"};	4067	delete $INC{"cf.pm"};
3673	delete $INC{"cf/pod.pm"};	4068	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3674		4069
3675	# don't, removes xs symbols, too,	4070	# don't, removes xs symbols, too,
3676	# and global variables created in xs	4071	# and global variables created in xs
3677	#Symbol::delete_package __PACKAGE__;	4072	#clear_package __PACKAGE__;
3678		4073
3679	warn "unload completed, starting to reload now";	4074	info "perl_reload: unload completed, starting to reload now";
3680		4075
3681	warn "reloading cf.pm";	4076	trace "perl_reload: reloading cf.pm";
3682	require cf;	4077	require cf;
3683	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4078	cf::_connect_to_perl_1;
3684		4079
3685	warn "loading config and database again";	4080	trace "perl_reload: loading config and database again";
3686	cf::reload_config;	4081	cf::reload_config;
3687		4082
3688	warn "loading extensions";	4083	trace "perl_reload: loading extensions";
3689	cf::load_extensions;	4084	cf::load_extensions;
3690		4085
		4086	if ($REATTACH_ON_RELOAD) {
3691	warn "reattaching attachments to objects/players";	4087	trace "perl_reload: reattaching attachments to objects/players";
3692	_global_reattach; # objects, sockets	4088	_global_reattach; # objects, sockets
3693	warn "reattaching attachments to maps";	4089	trace "perl_reload: reattaching attachments to maps";
3694	reattach $_ for values %MAP;	4090	reattach $_ for values %MAP;
3695	warn "reattaching attachments to players";	4091	trace "perl_reload: reattaching attachments to players";
3696	reattach $_ for values %PLAYER;	4092	reattach $_ for values %PLAYER;
		4093	}
3697		4094
3698	warn "leaving sync_job";	4095	cf::_post_init 1;
3699		4096
		4097	trace "perl_reload: leaving sync_job";
		4098
3700	1	4099	1
3701	} or do {	4100	} or do {
3702	warn $@;	4101	error $@;
3703	cf::cleanup "error while reloading, exiting.";	4102	cf::cleanup "perl_reload: error, exiting.";
		4103	};
		4104
		4105	--$RELOAD;
3704	};	4106	}
3705		4107
3706	warn "reloaded";	4108	$t1 = AE::time - $t1;
		4109	info "perl_reload: completed in ${t1}s\n";
3707	};	4110	};
3708		4111
3709	our $RELOAD_WATCHER; # used only during reload	4112	our $RELOAD_WATCHER; # used only during reload
3710		4113
3711	sub reload_perl() {	4114	sub reload_perl() {
3712	# doing reload synchronously and two reloads happen back-to-back,	4115	# doing reload synchronously and two reloads happen back-to-back,
3713	# coro crashes during coro_state_free->destroy here.	4116	# coro crashes during coro_state_free->destroy here.
3714		4117
		4118	$RELOAD_WATCHER ||= cf::async {
		4119	Coro::AIO::aio_wait cache_extensions;
		4120
3715	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4121	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3716	do_reload_perl;	4122	do_reload_perl;
3717	undef $RELOAD_WATCHER;	4123	undef $RELOAD_WATCHER;
		4124	};
3718	};	4125	};
3719	}	4126	}
3720		4127
3721	register_command "reload" => sub {	4128	register_command "reload" => sub {
3722	my ($who, $arg) = @_;	4129	my ($who, $arg) = @_;
…		…
3728	reload_perl;	4135	reload_perl;
3729	};	4136	};
3730	}	4137	}
3731	};	4138	};
3732		4139
3733	unshift @INC, $LIBDIR;	4140	#############################################################################
3734		4141
3735	my $bug_warning = 0;	4142	my $bug_warning = 0;
3736		4143
3737	our @WAIT_FOR_TICK;
3738	our @WAIT_FOR_TICK_BEGIN;
3739
3740	sub wait_for_tick {	4144	sub wait_for_tick() {
3741	return if tick_inhibit || $Coro::current == $Coro::main;	4145	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3742		4146
3743	my $signal = new Coro::Signal;	4147	$WAIT_FOR_TICK->wait;
3744	push @WAIT_FOR_TICK, $signal;
3745	$signal->wait;
3746	}	4148	}
3747		4149
3748	sub wait_for_tick_begin {	4150	sub wait_for_tick_begin() {
3749	return if tick_inhibit || $Coro::current == $Coro::main;	4151	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3750		4152
3751	my $signal = new Coro::Signal;	4153	my $signal = new Coro::Signal;
3752	push @WAIT_FOR_TICK_BEGIN, $signal;	4154	push @WAIT_FOR_TICK_BEGIN, $signal;
3753	$signal->wait;	4155	$signal->wait;
3754	}	4156	}
…		…
3758	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4160	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3759	unless ++$bug_warning > 10;	4161	unless ++$bug_warning > 10;
3760	return;	4162	return;
3761	}	4163	}
3762		4164
3763	cf::server_tick; # one server iteration	4165	cf::one_tick; # one server iteration
		4166
		4167	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3764		4168
3765	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4169	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3766	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4170	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3767	Coro::async_pool {	4171	Coro::async_pool {
3768	$Coro::current->{desc} = "runtime saver";	4172	$Coro::current->{desc} = "runtime saver";
3769	write_runtime_sync	4173	write_runtime_sync
3770	or warn "ERROR: unable to write runtime file: $!";	4174	or error "ERROR: unable to write runtime file: $!";
3771	};	4175	};
3772	}	4176	}
3773		4177
3774	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4178	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3775	$sig->send;	4179	$sig->send;
3776	}	4180	}
3777	while (my $sig = shift @WAIT_FOR_TICK) {	4181	$WAIT_FOR_TICK->broadcast;
3778	$sig->send;
3779	}
3780		4182
3781	$LOAD = ($NOW - $TICK_START) / $TICK;	4183	$LOAD = ($NOW - $TICK_START) / $TICK;
3782	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4184	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3783		4185
3784	if (0) {	4186	if (0) {
3785	if ($NEXT_TICK) {	4187	if ($NEXT_TICK) {
3786	my $jitter = $TICK_START - $NEXT_TICK;	4188	my $jitter = $TICK_START - $NEXT_TICK;
3787	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4189	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3788	warn "jitter $JITTER\n";#d#	4190	debug "jitter $JITTER\n";#d#
3789	}	4191	}
3790	}	4192	}
3791	}	4193	}
3792		4194
3793	{	4195	{
3794	# configure BDB	4196	# configure BDB
3795		4197
3796	BDB::min_parallel 8;	4198	BDB::min_parallel 16;
3797	BDB::max_poll_reqs $TICK * 0.1;	4199	BDB::max_poll_reqs $TICK * 0.1;
3798	$AnyEvent::BDB::WATCHER->priority (1);	4200	#$AnyEvent::BDB::WATCHER->priority (1);
3799		4201
3800	unless ($DB_ENV) {	4202	unless ($DB_ENV) {
3801	$DB_ENV = BDB::db_env_create;	4203	$DB_ENV = BDB::db_env_create;
3802	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4204	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3803	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4205	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3838	IO::AIO::min_parallel 8;	4240	IO::AIO::min_parallel 8;
3839	IO::AIO::max_poll_time $TICK * 0.1;	4241	IO::AIO::max_poll_time $TICK * 0.1;
3840	undef $AnyEvent::AIO::WATCHER;	4242	undef $AnyEvent::AIO::WATCHER;
3841	}	4243	}
3842		4244
3843	my $_log_backtrace;	4245	our $_log_backtrace;
		4246	our $_log_backtrace_last;
3844		4247
3845	sub _log_backtrace {	4248	sub _log_backtrace {
3846	my ($msg, @addr) = @_;	4249	my ($msg, @addr) = @_;
3847		4250
3848	$msg =~ s/\n//;	4251	$msg =~ s/\n$//;
3849		4252
		4253	if ($_log_backtrace_last eq $msg) {
		4254	LOG llevInfo, "[ABT] $msg\n";
		4255	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3850	# limit the # of concurrent backtraces	4256	# limit the # of concurrent backtraces
3851	if ($_log_backtrace < 2) {	4257	} elsif ($_log_backtrace < 2) {
		4258	$_log_backtrace_last = $msg;
3852	++$_log_backtrace;	4259	++$_log_backtrace;
		4260	my $perl_bt = Carp::longmess $msg;
3853	async {	4261	async {
3854	$Coro::current->{desc} = "abt $msg";	4262	$Coro::current->{desc} = "abt $msg";
3855		4263
3856	my @bt = fork_call {	4264	my @bt = fork_call {
3857	@addr = map { sprintf "%x", $_ } @addr;	4265	@addr = map { sprintf "%x", $_ } @addr;
…		…
3868	}	4276	}
3869		4277
3870	@funcs	4278	@funcs
3871	};	4279	};
3872		4280
3873	LOG llevInfo, "[ABT] $msg\n";	4281	LOG llevInfo, "[ABT] $perl_bt\n";
		4282	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3874	LOG llevInfo, "[ABT] $_\n" for @bt;	4283	LOG llevInfo, "[ABT] $_\n" for @bt;
3875	--$_log_backtrace;	4284	--$_log_backtrace;
3876	};	4285	};
3877	} else {	4286	} else {
3878	LOG llevInfo, "[ABT] $msg\n";	4287	LOG llevInfo, "[ABT] $msg\n";
3879	LOG llevInfo, "[ABT] [suppressed]\n";	4288	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3880	}	4289	}
3881	}	4290	}
3882		4291
3883	# load additional modules	4292	# load additional modules
3884	use cf::pod;	4293	require "cf/$_.pm" for @EXTRA_MODULES;
		4294	cf::_connect_to_perl_2;
3885		4295
3886	END { cf::emergency_save }	4296	END { cf::emergency_save }
3887		4297
3888	1	4298	1
3889		4299

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