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Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC vs.
Revision 1.585 by root, Tue Oct 30 20:18:00 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		75
70	$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" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	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;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
110		135
111	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
113	our $NOW;	139	our $NOW;
114		140
115	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
116	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
117	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	150	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
126		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 $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
127	binmode STDOUT;	161	binmode STDOUT;
128	binmode STDERR;	162	binmode STDERR;
129		163
130	# read virtual server time, if available	164	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
135	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
136		172
137	mkdir $_	173	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		175
140	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
141		177
142	sub cf::map::normalise;	178	sub cf::map::normalise;
143		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
144	#############################################################################	184	#############################################################################
145		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
146	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
147		198
148	=over 4	199	=over 4
149		200
150	=item $cf::UPTIME	201	=item $cf::UPTIME
151		202
152	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.
153		219
154	=item $cf::RUNTIME	220	=item $cf::RUNTIME
155		221
156	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
157	every server tick.	223	every server tick.
…		…
163	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
164	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
165	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
166	database environment.	232	database environment.
167		233
168	=item $cf::NOW
169
170	The time of the last (current) server tick.
171
172	=item $cf::TICK
173
174	The interval between server ticks, in seconds.
175
176	=item $cf::LOADAVG	234	=item $cf::LOADAVG
177		235
178	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
179	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
180	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
189	from wherever your confdir points to.	247	from wherever your confdir points to.
190		248
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		250
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$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
197	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
198		273
199	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
200	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
201	that call.	276	that call.
202		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
203	=back	284	=back
204		285
205	=cut	286	=cut
206		287
207	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
208	*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 {
209	my $msg = join "", @_;	295	my $msg = join "", @_;
210		296
211	$msg .= "\n"	297	$msg .= "\n"
212	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
213		299
214	$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;
215		301
216	LOG llevError, $msg;	302	LOG llevWarn, $msg;
217	};	303	};
218	}
219		304
220	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
222		307
223	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	312	return;#d#
226	}#d#	313	}#d#
227		314
228	# kill coroutine otherwise	315	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	316	Coro::terminate
231	};	317	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		318
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	336	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	338	}
255		339
256	$EV::DIED = sub {	340	$EV::DIED = sub {
257	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
258	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
259		348
260	#############################################################################	349	#############################################################################
261		350
262	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
263		352
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	374	$d
286	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
287	}	376	}
288		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($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
289	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
290		431
291	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
292		433
293	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		441
301	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	507	=item cf::lock_wait $string
305		508
306	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
307		510
308	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
309		512
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
313	returned.	516	returned.
314		517
315	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
316	deadlocked coro.	519	deadlocked coro.
…		…
322		525
323	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.
324		527
325	=cut	528	=cut
326		529
327	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		531
330	sub lock_wait($) {	532	sub lock_wait($) {
331	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	534	}
344		535
345	sub lock_acquire($) {	536	sub lock_acquire($) {
346	my ($key) = @_;	537	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	538	}
360		539
361	sub lock_active($) {	540	sub lock_active($) {
362	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	542	}
366		543
367	sub freeze_mainloop {	544	sub freeze_mainloop {
368	tick_inhibit_inc;	545	tick_inhibit_inc;
369		546
370	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
371	}	548	}
372		549
373	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
374		551
375	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
376	get spread over timer.	553	get spread over time.
377		554
378	=cut	555	=cut
379		556
380	sub periodic($$) {	557	sub periodic($$) {
381	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
386	}	563	}
387		564
388	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
389		566
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$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.
393		574
394	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
395	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
396		577
397	Useful for short background jobs.	578	Useful for short background jobs.
398		579
399	=cut	580	=cut
400		581
401	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
403		585
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
407		589
408	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
409		592
410	while () {	593	while () {
411	next_job:	594	next_job:
		595
412	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	597
414	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	602	$job->[2]->send;
418	Coro::cede;	603	Coro::cede;
419	goto next_job;	604	goto next_job;
420	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	607	}
422	}	608	}
423		609
424	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	613	} else {
		614	$busy = 0;
429	Coro::schedule;	615	Coro::schedule;
430	}	616	}
431	}	617	}
432	};	618	};
433		619
434	sub get_slot($;$$) {	620	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
436		622
437	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
438		624
439	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
440	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
441		628
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
470	=cut	657	=cut
471		658
472	sub sync_job(&) {	659	sub sync_job(&) {
473	my ($job) = @_;	660	my ($job) = @_;
474		661
475	if ($Coro::current == $Coro::main) {	662	if (in_main) {
476	my $time = EV::time;	663	my $time = AE::time;
477		664
478	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
480		667
481	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
482		669
483	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
484		671
485	my $busy = 1;	672	my $busy = 1;
486	my @res;	673	my @res;
487		674
488	(async {	675	(async {
489	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	677	@res = eval { $job->() };
491	warn $@ if $@;	678	error $@ if $@;
492	undef $busy;	679	undef $busy;
493	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
494		681
495	while ($busy) {	682	while ($busy) {
496	if (Coro::nready) {	683	if (Coro::nready) {
…		…
498	} else {	685	} else {
499	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
500	}	687	}
501	}	688	}
502		689
503	my $time = EV::time - $time;	690	my $time = AE::time - $time;
504		691
505	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
506		693
507	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
508	} else {	695	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
531		718
532	$coro	719	$coro
533	}	720	}
534		721
535	=item fork_call { }, $args	722	=item fork_call { }, @args
536		723
537	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
541		728
542	=cut	729	=cut
543		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
544	sub fork_call(&@) {	735	sub fork_call(&@) {
545	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
546		737
547	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
550		741
551	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
552	reset_signals;	743	cf::post_fork;
553	&$cb	744	&$cb
554	}, @args;	745	} @args;
555		746
556	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	)
557	}	759	}
558		760
559	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
560		762
561	=cut	763	=cut
…		…
598	within each server.	800	within each server.
599		801
600	=cut	802	=cut
601		803
602	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
603	my ($name) = @_;	808	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
605		810
606	eval {	811	eval {
607	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
617	}	822	}
618		823
619	our $DB;	824	our $DB;
620		825
621	sub db_init {	826	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	827	$DB ||= db_table "db";
624	};
625	}	828	}
626		829
627	sub db_get($$) {	830	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
629		832
630	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
631	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
632		837
633	$! ? ()	838	$! ? ()
634	: $data	839	: $data
635	}
636	}	840	}
637		841
638	sub db_put($$$) {	842	sub db_put($$$) {
639	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		872
669	my @data;	873	my @data;
670	my $md5;	874	my $md5;
671		875
672	for (0 .. $#$src) {	876	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	878	}
676		879
677	# if processing is expensive, check	880	# if processing is expensive, check
678	# checksum first	881	# checksum first
679	if (1) {	882	if (1) {
…		…
696		899
697	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	901	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
700		903
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		905
703	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
706		909
…		…
716		919
717	=cut	920	=cut
718		921
719	sub datalog($@) {	922	sub datalog($@) {
720	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	925	}
723		926
724	=back	927	=back
725		928
726	=cut	929	=cut
727		930
728	#############################################################################	931	#############################################################################
729		932
730	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
731		934
732	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
733	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")
734	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
735		938
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
788		991
789	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
791		994
792	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
793	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.
794		997
795	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
796		999
797	=over 4	1000	=over 4
…		…
921		1124
922	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1127
925	} elsif (ref $type) {	1128	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
927		1130
928	} else {	1131	} else {
929	shift @arg;	1132	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
931	}	1134	}
932	}	1135	}
933	}	1136	}
934		1137
935	sub _object_attach {	1138	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
946	}	1149	}
947		1150
948	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
949	} else {	1152	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1154	}
952		1155
953	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
954	}	1157	}
955		1158
…		…
1014		1217
1015	for (@$callbacks) {	1218	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1017		1220
1018	if ($@) {	1221	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1223	override;
1022	}	1224	}
1023		1225
1024	return 1 if $override;	1226	return 1 if $override;
1025	}	1227	}
…		…
1104	for (@$attach) {	1306	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1107	}	1309	}
1108	} else {	1310	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1312	}
1111	}	1313	}
1112	}	1314	}
1113		1315
1114	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1142		1344
1143	sync_job {	1345	sync_job {
1144	if (length $$rdata) {	1346	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1148		1351
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1359	aio_close $fh;
1154		1360
1155	if (@$objs) {	1361	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1370	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1372	}
1164	} else {	1373	} else {
1165	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1166	}	1375	}
1167		1376
1168	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1381	} else {
1170	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1171	}	1383	}
1172	} else {	1384	} else {
1173	aio_unlink $filename;	1385	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1175	}	1387	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1412	$av = $st->{objs};
1201	}	1413	}
1202		1414
1203	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1206		1419
1207	($data, $av)	1420	($data, $av)
1208	}	1421	}
1209		1422
1210	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1267		1480
1268	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1269	}	1482	}
1270		1483
		1484	use File::Glob ();
		1485
1271	cf::player->attach (	1486	cf::player->attach (
1272	on_command => sub {	1487	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1274		1489
1275	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1276	or return;	1491	or return;
1277		1492
…		…
1285	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1286		1501
1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1288		1503
1289	if (ref $msg) {	1504	if (ref $msg) {
1290	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1291	"ARRAY" eq ref $msg
1292	? @$msg
1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1294		1506
1295	my @reply;	1507	my @reply;
1296		1508
1297	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1298	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1300		1512
1301	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1514	if $reply;
1303		1515
1304	} else {	1516	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1518	}
1307		1519
1308	cf::override;	1520	cf::override;
1309	},	1521	},
1310	);	1522	);
1311		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
1312	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1313	cf::sync_job {	1553	cf::sync_job {
1314	my %todo;	1554	my %todo;
1315		1555
1316	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1557	next unless -r $path;
…		…
1335		1575
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1578
1339	$ext{source} =	1579	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1342	. $source	1582	. $source
1343	. "\n};\n1";	1583	. "\n};\n1";
1344		1584
1345	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1346	}	1586	}
1347		1587
		1588	my $pass = 0;
1348	my %done;	1589	my %done;
1349	while (%todo) {	1590	while (%todo) {
1350	my $progress;	1591	my $progress;
1351		1592
		1593	++$pass;
		1594
		1595	ext:
1352	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1598	next ext
1355	unless exists $done{$_};	1599	unless exists $done{$_};
1356	}	1600	}
1357		1601
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1603
1360	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 $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1617
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1619	if exists $v->{meta}{mandatory};
1368		1620
1369	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;
1370	}	1630	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1631	}
1376		1632
1377	skip:	1633	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1380	}	1643	}
1381	};	1644	};
1382	}	1645	}
1383		1646
1384	#############################################################################	1647	#############################################################################
1385		1648
1386	=back	1649	=back
1387		1650
1388	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1389		1652
1390	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1391		1654
1392	=cut	1655	=cut
1393		1656
1394	package cf::player;	1657	package cf::player;
1395		1658
…		…
1438		1701
1439	sub exists($) {	1702	sub exists($) {
1440	my ($login) = @_;	1703	my ($login) = @_;
1441		1704
1442	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1444	}	1707	}
1445		1708
1446	sub find($) {	1709	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1711	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1469	}	1732	}
1470	}	1733	}
1471	}	1734	}
1472		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($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
1473	sub save($) {	1749	sub save($) {
1474	my ($pl) = @_;	1750	my ($pl) = @_;
1475		1751
1476	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1477		1753
…		…
1482		1758
1483	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1485		1761
1486	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];
1487		1766
1488	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1768	cf::cede_to_tick;
1490	}	1769	}
1491		1770
…		…
1525	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1526		1805
1527	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1808
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1810	$pl->deactivate;
		1811
1532	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;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1535	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1536		1817
1537	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1593	\@logins	1874	\@logins
1594	}	1875	}
1595		1876
1596	=item $player->maps	1877	=item $player->maps
1597		1878
		1879	=item cf::player::maps $login
		1880
1598	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1599	player. May block.	1882	player. May block.
1600		1883
1601	=cut	1884	=cut
1602		1885
…		…
1619	}	1902	}
1620		1903
1621	\@paths	1904	\@paths
1622	}	1905	}
1623		1906
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1908
1626	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1910
1719	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1720		1912
1721	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1722		1914
…		…
1754		1946
1755	=cut	1947	=cut
1756		1948
1757	sub find_by_path($) {	1949	sub find_by_path($) {
1758	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1759		1953
1760	my ($match, $specificity);	1954	my ($match, $specificity);
1761		1955
1762	for my $region (list) {	1956	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	sub generate_random_map {	1986	sub generate_random_map {
1793	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1794		1988
1795	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
1796		1990
1797	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1807	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1808	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1809	(cf::region::find $rmp->{region}), $rmp->{custom}
1810	)
1811	}	1992	}
1812		1993
1813	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1814		1995
1815	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
…		…
1820		2001
1821	sub register {	2002	sub register {
1822	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1823	my $pkg = caller;	2004	my $pkg = caller;
1824		2005
1825	no strict;
1826	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1827		2007
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	2009	}
1830		2010
1831	# also paths starting with '/'	2011	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		2013
1834	sub thawer_merge {	2014	sub thawer_merge {
1835	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1836		2016
1837	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1842	}	2022	}
1843		2023
1844	sub normalise {	2024	sub normalise {
1845	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1846		2026
1847	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1848		2028
1849	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1850		2030
1851	# map plan:	2031	# map plan:
1852	#	2032	#
…		…
1867	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1868	$path = "$base/$path";	2048	$path = "$base/$path";
1869	}	2049	}
1870		2050
1871	for ($path) {	2051	for ($path) {
1872	redo if s{//}{/};
1873	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1874	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1875	}	2054	}
1876		2055
1877	$path	2056	$path
…		…
1891	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1892	return $self;	2071	return $self;
1893	}	2072	}
1894	}	2073	}
1895		2074
1896	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1897	()	2076	()
1898	}	2077	}
1899		2078
		2079	# may re-bless or do other evil things
1900	sub init {	2080	sub init {
1901	my ($self) = @_;	2081	my ($self) = @_;
1902		2082
1903	$self	2083	$self
1904	}	2084	}
…		…
1935		2115
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1938	}	2118	}
1939		2119
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}
1948
1949	sub decay_objects {	2120	sub decay_objects {
1950	my ($self) = @_;	2121	my ($self) = @_;
1951		2122
1952	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1953		2124
…		…
1978	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1979		2150
1980	1	2151	1
1981	}	2152	}
1982		2153
		2154	# used to laod the header of an original map
1983	sub load_header_orig {	2155	sub load_header_orig {
1984	my ($self) = @_;	2156	my ($self) = @_;
1985		2157
1986	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1987	}	2159	}
1988		2160
		2161	# used to laod the header of an instantiated map
1989	sub load_header_temp {	2162	sub load_header_temp {
1990	my ($self) = @_;	2163	my ($self) = @_;
1991		2164
1992	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1993	}	2166	}
1994		2167
		2168	# called after loading the header from an instantiated map
1995	sub prepare_temp {	2169	sub prepare_temp {
1996	my ($self) = @_;	2170	my ($self) = @_;
1997		2171
1998	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1999	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
2000	# safety	2174	# safety
2001	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
2002	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
2003	}	2177	}
2004		2178
		2179	# called after loading the header from an original map
2005	sub prepare_orig {	2180	sub prepare_orig {
2006	my ($self) = @_;	2181	my ($self) = @_;
2007		2182
2008	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2009	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2033		2208
2034	sub find;	2209	sub find;
2035	sub find {	2210	sub find {
2036	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2037		2212
		2213	cf::cede_to_tick;
		2214
2038	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2039		2216
2040	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2219
2043	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2048	or return;	2222	or return;
2049		2223
2050	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2051		2225
…		…
2063		2237
2064	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2065	}	2239	}
2066	}	2240	}
2067		2241
2068	sub pre_load { }	2242	sub pre_load { }
2069	sub post_load { }	2243	#sub post_load { } # XS
2070		2244
2071	sub load {	2245	sub load {
2072	my ($self) = @_;	2246	my ($self) = @_;
2073		2247
2074	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077		2251
2078	{	2252	{
2079	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2080		2254
2081	return unless $self->valid;	2255	return unless $self->valid;
2082	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2083
2084	$self->in_memory (cf::MAP_LOADING);
2085		2257
2086	$self->alloc;	2258	$self->alloc;
2087		2259
2088	$self->pre_load;	2260	$self->pre_load;
2089	cf::cede_to_tick;	2261	cf::cede_to_tick;
2090		2262
		2263	if (exists $self->{load_path}) {
2091	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2092	$f->skip_block;	2265	$f->skip_block;
2093	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2094	or return;	2267	or return;
2095		2268
2096	$self->post_load_original	2269	$self->post_load_original
2097	if delete $self->{load_original};	2270	if delete $self->{load_original};
2098		2271
2099	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2100	utf8::encode $uniq;	2273	utf8::encode $uniq;
2101	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2102	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2103	$self->clear_unique_items;	2276	$self->clear_unique_items;
2104	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2105	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2106	}	2280	}
2107	}	2281	}
2108	}
2109		2282
2110	$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);
2111		2290
2112	cf::cede_to_tick;	2291	cf::cede_to_tick;
2113	# now do the right thing for maps	2292	# now do the right thing for maps
2114	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2115	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2119	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2299	$self->decay_objects;
2121	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2122	$self->update_buttons;	2301	$self->update_buttons;
2123	cf::cede_to_tick;	2302	cf::cede_to_tick;
2124	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2125	cf::cede_to_tick;
2126	$self->activate;
2127	}	2304	}
2128		2305
2129	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2131
2132	$self->in_memory (cf::MAP_ACTIVE);
2133	}	2308	}
2134		2309
2135	$self->post_load;	2310	$self->post_load;
2136	}
2137		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2318	sub customise_for {
2139	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2140		2320
2141	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2322	if $self->per_player;
…		…
2145	# if $self->per_party;	2325	# if $self->per_party;
2146		2326
2147	$self	2327	$self
2148	}	2328	}
2149		2329
2150	# find and load all maps in the 3x3 area around a map
2151	sub load_neighbours {
2152	my ($map) = @_;
2153
2154	my @neigh; # diagonal neighbours
2155
2156	for (0 .. 3) {
2157	my $neigh = $map->tile_path ($_)
2158	or next;
2159	$neigh = find $neigh, $map
2160	or next;
2161	$neigh->load;
2162
2163	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}
2167
2168	for (grep defined $_->[0], @neigh) {
2169	my ($path, $origin) = @$_;
2170	my $neigh = find $path, $origin
2171	or next;
2172	$neigh->load;
2173	}
2174	}
2175
2176	sub find_sync {	2330	sub find_sync {
2177	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2178		2332
2179	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, $origin
2180	}	2338	}
2181		2339
2182	sub do_load_sync {	2340	sub do_load_sync {
2183	my ($map) = @_;	2341	my ($map) = @_;
2184		2342
		2343	# it's a bug to call this from the main context
2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2187		2346
2188	cf::sync_job { $map->load };	2347	$map->load;
2189	}	2348	}
2190		2349
2191	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2192	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2193		2352
2194	sub find_async {	2353	sub find_async {
2195	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2196		2355
2197	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2198		2357
2199	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2201	}	2360	}
2202		2361
2203	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2204		2363
2205	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2219	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2220		2379
2221	()	2380	()
2222	}	2381	}
2223		2382
		2383	# common code, used by both ->save and ->swapout
2224	sub save {	2384	sub _save {
2225	my ($self) = @_;	2385	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2386
2229	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2230		2388
2231	return unless $self->dirty;	2389	return unless $self->dirty;
2232		2390
…		…
2252	} else {	2410	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2412	}
2255	}	2413	}
2256		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2257	sub swap_out {	2423	sub swap_out {
2258	my ($self) = @_;	2424	my ($self) = @_;
2259		2425
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2265	return if $self->players;	2430	return if $self->players;
2266	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
2267	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2268		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
2269	$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};
2270		2482
2271	$self->deactivate;	2483	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2485	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2486
2319	$self->unlink_save;	2487	$self->unlink_save;
2320	$self->destroy;	2488	$self->destroy;
2321	}	2489	}
2322		2490
…		…
2330		2498
2331	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2332		2500
2333	$self->unlink_save;	2501	$self->unlink_save;
2334		2502
2335	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2508
…		…
2397	: normalise $_	2565	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2567	]
2400	}	2568	}
2401		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
2402	=back	2602	=back
2403		2603
2404	=head3 cf::object	2604	=head3 cf::object
2405		2605
2406	=cut	2606	=cut
…		…
2471		2671
2472	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2473	id => "say",	2673	id => "say",
2474	title => "Map",	2674	title => "Map",
2475	reply => "say ",	2675	reply => "say ",
2476	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.",
2477	};	2677	};
2478		2678
2479	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2480	id => "chat",	2680	id => "chat",
2481	title => "Chat",	2681	title => "Chat",
…		…
2536		2736
2537	=item $player_object->enter_link	2737	=item $player_object->enter_link
2538		2738
2539	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}>).
2540		2740
2541	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.
2542	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.
2543		2745
2544	Will never block.	2746	Will never block.
2545		2747
2546	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2547		2749
…		…
2567	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2770	my ($self) = @_;
2569		2771
2570	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2571		2773
		2774	++$self->{_link_recursion};
		2775
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2777
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2576		2780
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2782	}
2579		2783
2580	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2582		2786
…		…
2599	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2601		2805
2602	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2605		2809
2606	$map->load;	2810	$map->load;
2607	$map->load_neighbours;
2608		2811
2609	return unless $self->contr->active;	2812	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2813
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2614	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2615		2821
		2822	}
		2823
2616	=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)]])
2617		2825
2618	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
2619	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2620	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
2621	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
…		…
2628		2836
2629	our $GOTOGEN;	2837	our $GOTOGEN;
2630		2838
2631	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2632	my ($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	}
2633		2847
2634	# 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
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2850
2637	$self->enter_link;	2851	$self->enter_link;
…		…
2657	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2658	}	2872	}
2659	}	2873	}
2660		2874
2661	my $map = eval {	2875	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2663		2877
2664	if ($map) {	2878	if ($map) {
2665	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2881	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2883	}
2670		2884
2671	$map	2885	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2682	}	2896	}
2683		2897
2684	$done->() if $done;	2898	$done->($self) if $done;
2685	})->prio (1);	2899	})->prio (1);
2686	}	2900	}
2687		2901
2688	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2689		2903
…		…
2757	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2758		2972
2759	unless (eval {	2973	unless (eval {
2760	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2761		2975
2762	# random map handling
2763	{
2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
2765
2766	prepare_random_map $exit
2767	if $exit->slaying eq "/!";
2768	}
2769
2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2771	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2772	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	}
2773		3002
2774	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2775		3004
2776	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2777	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2779		3008
2780	1	3009	1
2781	}) {	3010	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "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. "
2784	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2786		3015
2787	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2788	$self->leave_link;	3017	$self->leave_link;
2789	}	3018	}
2790	})->prio (1);	3019	})->prio (1);
2791	}	3020	}
2792		3021
…		…
2804	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2806		3035
2807	utf8::encode $text;	3036	utf8::encode $text;
2808	$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);
2809	}	3063	}
2810		3064
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		3066
2813	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
…		…
2817		3071
2818	=cut	3072	=cut
2819		3073
2820	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2821	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	},
2822	"c/identify" => {	3082	"c/identify" => {
2823	id => "infobox",	3083	id => "infobox",
2824	title => "Identify",	3084	title => "Identify",
2825	reply => undef,	3085	reply => undef,
2826	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	3088	"c/examine" => {
2829	id => "infobox",	3089	id => "infobox",
2830	title => "Examine",	3090	title => "Examine",
2831	reply => undef,	3091	reply => undef,
2832	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",
2833	},	3099	},
2834	"c/book" => {	3100	"c/book" => {
2835	id => "infobox",	3101	id => "infobox",
2836	title => "Book",	3102	title => "Book",
2837	reply => undef,	3103	reply => undef,
…		…
2853	id => "infobox",	3119	id => "infobox",
2854	title => "Body Parts",	3120	title => "Body Parts",
2855	reply => undef,	3121	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2857	},	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	},
2858	"c/uptime" => {	3160	"c/uptime" => {
2859	id => "infobox",	3161	id => "infobox",
2860	title => "Uptime",	3162	title => "Uptime",
2861	reply => undef,	3163	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3173	id => "party",
2872	title => "Party",	3174	title => "Party",
2873	reply => "gsay ",	3175	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2875	},	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" => $CHAT_CHANNEL,
2876	);	3186	);
2877		3187
2878	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3190
2881	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2882		3193
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3195
2885	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2888		3199
2889	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3201	$channel = $channel->{id};
2893		3202
2894	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3208	}
2901		3209
2902	$channel = $channel->{id};	3210	$channel = $channel->{id};
2903	}	3211	}
2904		3212
2905	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2906		3214
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3215	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2911		3218
2912	my $pkt = "msg "	3219	my $pkt = "msg "
2913	. $self->{json_coder}->encode (	3220	. $self->{json_coder}->encode (
2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2915	);	3222	);
2916		3223
2917	# try lzf for large packets
2918	$pkt = "lzf " . Compress::LZF::compress $pkt
2919	if 1024 <= length $pkt and $self->{can_lzf};
2920
2921	# split very large packets
2922	if (8192 < length $pkt and $self->{can_lzf}) {
2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2924	$pkt = "frag";
2925	}
2926
2927	$self->send_packet ($pkt);	3224	$self->send_big_packet ($pkt);
2928	} else {
2929	if ($color >= 0) {
2930	# replace some tags by gcfclient-compatible ones
2931	for ($msg) {
2932	1 while
2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2938	}
2939
2940	$color &= cf::NDI_COLOR_MASK;
2941
2942	utf8::encode $msg;
2943
2944	if (0 && $msg =~ /\[/) {
2945	# COMMAND/INFO
2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
2947	} else {
2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2949	$self->send_packet ("drawinfo $color $msg")
2950	}
2951	}
2952	}
2953	}	3225	}
2954		3226
2955	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2956		3228
2957	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2960		3232
2961	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2962	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2963		3235
2964	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2966	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2967	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}	3241	}
2970	}	3242	}
2971		3243
2972	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2973		3245
…		…
2976	=cut	3248	=cut
2977		3249
2978	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2979	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2980		3252
2981	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2983	} elsif ($self->extcmd == 1) {
2984	#TODO: version 1, remove
2985	unshift @msg, msgtype => "reply", msgid => $id;
2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2987	}
2988	}	3256	}
2989		3257
2990	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2991		3259
2992	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3047	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3048		3316
3049	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3050		3318
3051	if (ref $msg) {	3319	if (ref $msg) {
3052	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3053	"ARRAY" eq ref $msg
3054	? @$msg
3055	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3056		3321
3057	my @reply;	3322	my @reply;
3058		3323
3059	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3060	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3062		3327
3063	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3064	if $reply;	3329	if $reply;
3065		3330
3066	} else {	3331	} else {
3067	warn "client " . ($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";
3068	}	3333	}
3069		3334
3070	cf::override;	3335	cf::override;
3071	},	3336	},
3072	);	3337	);
…		…
3092		3357
3093	$coro	3358	$coro
3094	}	3359	}
3095		3360
3096	cf::client->attach (	3361	cf::client->attach (
3097	on_destroy => sub {	3362	on_client_destroy => sub {
3098	my ($ns) = @_;	3363	my ($ns) = @_;
3099		3364
3100	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3101	},	3366	},
3102	);	3367	);
…		…
3118	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3119		3384
3120	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3121		3386
3122	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3123	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3124	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3125	sort time	3390	sort time
3126	));	3391	));
3127		3392
3128	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3132	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3133		3398
3134	cf::object	3399	cf::object
3135	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3136	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3137		3403
3138	cf::object::player	3404	cf::object::player
3139	player	3405	player
3140		3406
3141	cf::player	3407	cf::player
…		…
3147	=cut	3413	=cut
3148		3414
3149	for (	3415	for (
3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3151	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3152	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3153	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3154	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3155	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3156	) {	3422	) {
3157	no strict 'refs';
3158	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3159	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3160	for @funs;	3425	for @funs;
3161	}	3426	}
3162		3427
…		…
3177		3442
3178	my $qcode = $code;	3443	my $qcode = $code;
3179	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3180	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3181		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3182	local $_;	3450	local $_;
3183	local @safe::cf::_safe_eval_args = values %vars;
3184		3451
3185	my $eval =	3452	my $eval =
3186	"do {\n"	3453	"do {\n"
3187	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3188	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3189	. $code	3456	. $code
3190	. "\n}"	3457	. "\n}"
3191	;	3458	;
3192		3459
		3460	if ($CFG{safe_eval}) {
3193	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3194	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3195	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3196		3469
3197	if ($@) {	3470	if ($@) {
3198	warn "$@";	3471	warn "$@",
3199	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3200	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3201	}	3474	}
3202		3475
3203	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3204	}	3477	}
3205		3478
…		…
3219	=cut	3492	=cut
3220		3493
3221	sub register_script_function {	3494	sub register_script_function {
3222	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3223		3496
3224	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3225	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3226	}	3499	}
3227		3500
3228	=back	3501	=back
3229		3502
3230	=cut	3503	=cut
3231		3504
3232	#############################################################################	3505	#############################################################################
3233	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3234		3509
3235	sub load_facedata($) {	3510	sub load_facedata($) {
3236	my ($path) = @_;	3511	my ($path) = @_;
3237		3512
3238	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3239	# for this (global event?)	3514	# for this (global event?)
3240	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3241		3516
3242	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3243		3518
3244	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3245		3520
3246	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3247	0 < aio_load $path, $facedata
3248	or die "$path: $!";
3249
3250	$facedata = Coro::Storable::thaw $facedata;
3251		3522
3252	$facedata->{version} == 2	3523	$facedata->{version} == 2
3253	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3254		3525
3255	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3256	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3257	type => FT_RSRC,	3529	type => FT_RSRC,
3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3259	};	3532	};
3260	cf::cede_to_tick;	3533	cf::cede_to_tick;
3261		3534
3262	{	3535	{
3263	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3264		3537
3265	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3267		3541
3268	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3269	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3272		3548
3273	cf::cede_to_tick;	3549	cf::cede_to_tick;
3274	}	3550	}
3275		3551
3276	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3281		3557
3282	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3283	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3285	} else {	3561	} else {
3286	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3287	}	3563	}
3288		3564
3289	cf::cede_to_tick;	3565	cf::cede_to_tick;
3290	}	3566	}
3291	}	3567	}
…		…
3300		3576
3301	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3302	}	3578	}
3303		3579
3304	{	3580	{
3305	# TODO: for gcfclient pleasure, we should give resources
3306	# that gcfclient doesn't grok a >10000 face index.
3307	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3308		3582
3309	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3310	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3312	my $data;
3313		3587
3314	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3315	# prepend meta info
3316
3317	my $meta = $enc->encode ({
3318	name => $name,
3319	%{ $info->{meta} || {} },
3320	});
3321
3322	$data = pack "(w/a*)*", $meta, $info->{data};
3323	} else {
3324	$data = $info->{data};
3325	}
3326
3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3328	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3329	} else {	3592	} else {
3330	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3331	}	3594	}
3332		3595
3333	cf::cede_to_tick;	3596	cf::cede_to_tick;
3334	}	3597	}
3335	}	3598	}
3336		3599
3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3338		3601
3339	1	3602	1
3340	}	3603	}
3341
3342	cf::global->attach (on_resource_update => sub {
3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3345
3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3347	my $sound = $soundconf->{compat}[$_]
3348	or next;
3349
3350	my $face = cf::face::find "sound/$sound->[1]";
3351	cf::sound::set $sound->[0] => $face;
3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3353	}
3354
3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
3356	my $face = cf::face::find "sound/$v";
3357	cf::sound::set $k => $face;
3358	}
3359	}
3360	});
3361		3604
3362	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3363	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3364		3607
3365	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3404	sub reload_treasures {	3647	sub reload_treasures {
3405	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3406	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3407	}	3650	}
3408		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3409	sub reload_resources {	3672	sub reload_resources {
3410	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3411		3674
		3675	reload_exp_table;
		3676	reload_materials;
3412	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3413	reload_archetypes;	3679	reload_archetypes;
3414	reload_regions;	3680	reload_regions;
3415	reload_treasures;	3681	reload_treasures;
3416		3682
3417	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3418	}
3419
3420	sub init {
3421	my $guard = freeze_mainloop;
3422
3423	evthread_start IO::AIO::poll_fileno;
3424
3425	reload_resources;
3426	}	3684	}
3427		3685
3428	sub reload_config {	3686	sub reload_config {
3429	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3430	or return;
3431		3688
3432	local $/;	3689	my $config = load_file "$CONFDIR/config";
3433	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3434		3692
3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3436		3694
3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3439		3697
3440	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3444	};	3702	};
3445	warn $@ if $@;	3703	warn $@ if $@;
3446	}	3704	}
3447	}	3705	}
3448		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3449	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3450	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453	(async {	3748	(async {
3454	$Coro::current->{desc} = "IDLE BUG HANDLER";	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
3455	EV::loop EV::LOOP_ONESHOT;	3750	EV::loop EV::LOOP_ONESHOT;
3456	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3457	};	3752	};
3458		3753
3459	{	3754	evthread_start IO::AIO::poll_fileno;
3460	my $guard = freeze_mainloop;	3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3461	reload_config;	3766	reload_config;
3462	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3463	load_extensions;	3777	load_extensions;
3464		3778
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3779	utime time, time, $RUNTIMEFILE;
		3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
3466	}	3786	};
3467		3787
3468	EV::loop;	3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3469	}	3796	}
3470		3797
3471	#############################################################################	3798	#############################################################################
3472	# initialisation and cleanup	3799	# initialisation and cleanup
3473		3800
3474	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3475	BEGIN {	3802	BEGIN {
3476	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3477	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3479	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3480	};	3807	};
3481	}	3808	}
3482	}	3809	}
3483		3810
3484	sub write_runtime_sync {	3811	sub write_runtime_sync {
3485	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3486		3813
3487	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3489		3816
3490	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3818
3492	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3493		3820
3494	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3822	or return;
3496		3823
3497	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3509	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3510		3837
3511	close $fh	3838	close $fh
3512	or return;	3839	or return;
3513		3840
3514	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3842	and return;
3516		3843
3517	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3845
3519	1	3846	1
3520	}	3847	}
3521		3848
3522	our $uuid_lock;	3849	our $uuid_lock;
…		…
3531	my $uuid = "$LOCALDIR/uuid";	3858	my $uuid = "$LOCALDIR/uuid";
3532		3859
3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3534	or return;	3861	or return;
3535		3862
3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
3537	$uuid_skip = 0;	3871	$uuid_skip = 0;
3538		3872
3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3540	and return;	3874	and return;
3541		3875
…		…
3547	or return;	3881	or return;
3548		3882
3549	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3550	and return;	3884	and return;
3551		3885
3552	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3553		3887
3554	1	3888	1
3555		3889
3556	}	3890	}
3557		3891
…		…
3563	}	3897	}
3564		3898
3565	sub emergency_save() {	3899	sub emergency_save() {
3566	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3567		3901
3568	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3569		3908
3570	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3571	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3572	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3573	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3574	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3575	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3576	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3577	$pl->valid or next;	3918	$pl->valid or next;
3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3579	$pl->save;	3920	$pl->save;
3580	}	3921	}
3581	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3582		3923
3583	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3584	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3585	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3586	$map->valid or next;	3929	$map->valid or next;
3587	$map->save;	3930	$map->save;
3588	}	3931	}
3589	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3590		3933
3591	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3592	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3593	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3594		3939
3595	warn "begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3596	write_uuid_sync 1;	3941	write_uuid_sync 1;
3597	warn "end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3598	};	3962	};
3599		3963
3600	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3601	}	3965	}
3602		3966
3603	sub post_cleanup {	3967	sub post_cleanup {
3604	my ($make_core) = @_;	3968	my ($make_core) = @_;
3605		3969
		3970	IO::AIO::flush;
		3971
3606	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3607	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
3608	}	3977	}
3609		3978
3610	# a safer delete_package, copied from Symbol	3979	# a safer delete_package, copied from Symbol
3611	sub clear_package($) {	3980	sub clear_package($) {
3612	my $pkg = shift;	3981	my $pkg = shift;
…		…
3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3629	for my $name (keys %$leaf_symtab) {	3998	for my $name (keys %$leaf_symtab) {
3630	_gv_clear *{"$pkg$name"};	3999	_gv_clear *{"$pkg$name"};
3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3632	}	4001	}
3633	warn "cleared package #$pkg\n";#d#
3634	}	4002	}
3635
3636	our $RELOAD; # how many times to reload
3637		4003
3638	sub do_reload_perl() {	4004	sub do_reload_perl() {
3639	# can/must only be called in main	4005	# can/must only be called in main
3640	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3641	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3642	return;	4008	return;
3643	}	4009	}
3644		4010
3645	return if $RELOAD++;	4011	return if $RELOAD++;
3646		4012
		4013	my $t1 = AE::time;
		4014
3647	while ($RELOAD) {	4015	while ($RELOAD) {
3648	warn "reloading...";	4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
3649		4018
3650	warn "entering sync_job";	4019	trace "perl_reload: entering sync_job";
3651		4020
3652	cf::sync_job {	4021	cf::sync_job {
3653	cf::write_runtime_sync; # external watchdog should not bark
3654	cf::emergency_save;	4022	#cf::emergency_save;
3655	cf::write_runtime_sync; # external watchdog should not bark
3656		4023
3657	warn "syncing database to disk";
3658	BDB::db_env_txn_checkpoint $DB_ENV;
3659
3660	# if anything goes wrong in here, we should simply crash as we already saved
3661
3662	warn "flushing outstanding aio requests";
3663	while (IO::AIO::nreqs || BDB::nreqs) {
3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3665	}
3666
3667	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3668	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3669	%EXT_CORO = ();	4026	%EXT_CORO = ();
3670		4027
3671	warn "removing commands";	4028	trace "perl_reload: removing commands";
3672	%COMMAND = ();	4029	%COMMAND = ();
3673		4030
3674	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3675	%EXTCMD = ();	4032	%EXTCMD = ();
3676	%EXTICMD = ();	4033	%EXTICMD = ();
3677		4034
3678	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3679	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3680	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3681		4038
3682	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3683	eval {	4040	eval {
3684	$cb->($pkg);	4041	$cb->($pkg);
3685	1	4042	1
3686	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
3687	}	4044	}
3688		4045
3689	warn "... clearing $pkg";	4046	trace "... clearing $pkg";
3690	clear_package $pkg;	4047	clear_package $pkg;
3691	}	4048	}
3692		4049
3693	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3694	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3696		4053
3697	warn "... unloading $k";	4054	trace "... unloading $k";
3698	delete $INC{$k};	4055	delete $INC{$k};
3699		4056
3700	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3701	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3702		4059
…		…
3705	}	4062	}
3706		4063
3707	clear_package $k;	4064	clear_package $k;
3708	}	4065	}
3709		4066
3710	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3711	clear_package "safe::$_"	4068	clear_package "safe::$_"
3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3713		4070
3714	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3715	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3716	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3717		4074
3718	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3719	# and global variables created in xs	4076	# and global variables created in xs
3720	#clear_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3721		4078
3722	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3723		4080
3724	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3725	require cf;	4082	require cf;
3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3727		4084
3728	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3729	cf::reload_config;	4086	cf::reload_config;
3730		4087
3731	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3732	cf::load_extensions;	4089	cf::load_extensions;
3733		4090
		4091	if ($REATTACH_ON_RELOAD) {
3734	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3735	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3736	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3737	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3738	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3739	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3740		4099
3741	warn "leaving sync_job";	4100	cf::_post_init 1;
		4101
		4102	trace "perl_reload: leaving sync_job";
3742		4103
3743	1	4104	1
3744	} or do {	4105	} or do {
3745	warn $@;	4106	error $@;
3746	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3747	};	4108	};
3748		4109
3749	warn "reloaded";
3750	--$RELOAD;	4110	--$RELOAD;
3751	}	4111	}
		4112
		4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3752	};	4115	};
3753		4116
3754	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3755		4118
3756	sub reload_perl() {	4119	sub reload_perl() {
3757	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3758	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3759		4122
		4123	$RELOAD_WATCHER ||= cf::async {
		4124	Coro::AIO::aio_wait cache_extensions;
		4125
3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	4127	do_reload_perl;
3762	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
		4129	};
3763	};	4130	};
3764	}	4131	}
3765		4132
3766	register_command "reload" => sub {	4133	register_command "reload" => sub {
3767	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
…		…
3773	reload_perl;	4140	reload_perl;
3774	};	4141	};
3775	}	4142	}
3776	};	4143	};
3777		4144
3778	unshift @INC, $LIBDIR;	4145	#############################################################################
3779		4146
3780	my $bug_warning = 0;	4147	my $bug_warning = 0;
3781		4148
3782	our @WAIT_FOR_TICK;
3783	our @WAIT_FOR_TICK_BEGIN;
3784
3785	sub wait_for_tick {	4149	sub wait_for_tick() {
3786	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3787		4151
3788	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3789	push @WAIT_FOR_TICK, $signal;
3790	$signal->wait;
3791	}	4153	}
3792		4154
3793	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3794	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3795		4157
3796	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3797	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3798	$signal->wait;	4160	$signal->wait;
3799	}	4161	}
…		…
3803	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3804	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3805	return;	4167	return;
3806	}	4168	}
3807		4169
3808	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3809		4173
3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3812	Coro::async_pool {	4176	Coro::async_pool {
3813	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3814	write_runtime_sync	4178	write_runtime_sync
3815	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3816	};	4180	};
3817	}	4181	}
3818		4182
3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3820	$sig->send;	4184	$sig->send;
3821	}	4185	}
3822	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3823	$sig->send;
3824	}
3825		4187
3826	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3827	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3828		4190
3829	if (0) {	4191	if (0) {
3830	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3831	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3833	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3834	}	4196	}
3835	}	4197	}
3836	}	4198	}
3837		4199
3838	{	4200	{
3839	# configure BDB	4201	# configure BDB
3840		4202
3841	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3842	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3843	$AnyEvent::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3844		4206
3845	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3846	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3847	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3848	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3883	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3884	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3885	undef $AnyEvent::AIO::WATCHER;	4247	undef $AnyEvent::AIO::WATCHER;
3886	}	4248	}
3887		4249
3888	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3889		4252
3890	sub _log_backtrace {	4253	sub _log_backtrace {
3891	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3892		4255
3893	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3894		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3895	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3896	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3897	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3898	async {	4266	async {
3899	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3900		4268
3901	my @bt = fork_call {	4269	my @bt = fork_call {
3902	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
…		…
3913	}	4281	}
3914		4282
3915	@funcs	4283	@funcs
3916	};	4284	};
3917		4285
3918	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3919	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3920	--$_log_backtrace;	4289	--$_log_backtrace;
3921	};	4290	};
3922	} else {	4291	} else {
3923	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3924	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3925	}	4294	}
3926	}	4295	}
3927		4296
3928	# load additional modules	4297	# load additional modules
3929	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3930		4300
3931	END { cf::emergency_save }	4301	END { cf::emergency_save }
3932		4302
3933	1	4303	1
3934		4304

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