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Revision 1.435 by root, Thu May 29 03:33:20 2008 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
35		40
36	use Coro ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
39	use Coro::AnyEvent;	45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	50	use Coro::AnyEvent;
44	use Coro::AIO;	51	use Coro::AIO;
45	use Coro::BDB;	52	use Coro::BDB 1.6;
46	use Coro::Storable;	53	use Coro::Storable;
47	use Coro::Util ();	54	use Coro::Util ();
48		55
		56	use Guard ();
49	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
50	use BDB ();	58	use BDB ();
51	use Data::Dumper;	59	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	60	use Fcntl;
54	use YAML ();	61	use YAML::XS ();
55	use IO::AIO ();	62	use IO::AIO ();
56	use Time::HiRes;	63	use Time::HiRes;
57	use Compress::LZF;	64	use Compress::LZF;
58	use Digest::MD5 ();	65	use Digest::MD5 ();
59		66
…		…
61		68
62	# configure various modules to our taste	69	# configure various modules to our taste
63	#	70	#
64	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
67		79
68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
69		82
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
71		86
72	our %COMMAND = ();	87	our %COMMAND = ();
73	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
74		89
75	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
76	our %EXTCMD = ();	91	our %EXTCMD = ();
77	our %EXTICMD = ();	92	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
80		95
81	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
83		100
84	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
85	our $DATADIR = datadir;	103	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
89	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
95	our %RESOURCE;	114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
96		124
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	127	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		129
102	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	133	our $DB_ENV;
106		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
107	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
108		139
109	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
111	our $NOW;	143	our $NOW;
112		144
113	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
114	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
115	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
121	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	154	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
124		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
		164
125	binmode STDOUT;	165	binmode STDOUT;
126	binmode STDERR;	166	binmode STDERR;
127		167
128	# read virtual server time, if available	168	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
133	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
134		176
135	mkdir $_	177	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		179
138	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
139		181
140	sub cf::map::normalise;	182	sub cf::map::normalise;
141		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
142	#############################################################################	188	#############################################################################
143		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
144	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
145		202
146	=over 4	203	=over 4
147		204
148	=item $cf::UPTIME	205	=item $cf::UPTIME
149		206
150	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
151		223
152	=item $cf::RUNTIME	224	=item $cf::RUNTIME
153		225
154	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
155	every server tick.	227	every server tick.
…		…
161	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
162	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
163	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
164	database environment.	236	database environment.
165		237
166	=item $cf::NOW
167
168	The time of the last (current) server tick.
169
170	=item $cf::TICK
171
172	The interval between server ticks, in seconds.
173
174	=item $cf::LOADAVG	238	=item $cf::LOADAVG
175		239
176	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
177	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
178	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
187	from wherever your confdir points to.	251	from wherever your confdir points to.
188		252
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		254
191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
192	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
193	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
194		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
195	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
196		277
197	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
198	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
199	that call.	280	that call.
200		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
201	=back	288	=back
202		289
203	=cut	290	=cut
204		291
205	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
206	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
207	my $msg = join "", @_;	299	my $msg = join "", @_;
208		300
209	$msg .= "\n"	301	$msg .= "\n"
210	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
211		303
212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
213		305
214	LOG llevError, $msg;	306	LOG llevWarn, $msg;
215	};	307	};
216	}
217		308
218	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
220		311
221	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	316	return;#d#
224	}#d#	317	}#d#
225		318
226	# kill coroutine otherwise	319	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	320	Coro::terminate
229	};	321	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		322
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	333	for my $pkg (qw(
244	cf::global cf::attachable	334	cf::global cf::attachable
245	cf::object cf::object::player	335	cf::object cf::object::player
246	cf::client cf::player	336	cf::client cf::player
247	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
248	cf::map cf::party cf::region	339	cf::party cf::region
249	)) {	340	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	342	}
253		343
254	$EV::DIED = sub {	344	$EV::DIED = sub {
255	warn "error in event callback: @_";	345	warn "error in event callback: $@";
256	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
257		352
258	#############################################################################	353	#############################################################################
259		354
260	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
261		356
…		…
282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
283	$d	378	$d
284	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
285	}	380	}
286		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
287	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
288		435
289	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
290		437
291	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		445
299	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
301		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
302	=item cf::lock_wait $string	511	=item cf::lock_wait $string
303		512
304	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
305		514
306	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
307		516
308	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
309	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
310	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
311	returned.	520	returned.
312		521
313	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
314	deadlocked coro.	523	deadlocked coro.
…		…
320		529
321	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
322		531
323	=cut	532	=cut
324		533
325	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		535
328	sub lock_wait($) {	536	sub lock_wait($) {
329	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	538	}
342		539
343	sub lock_acquire($) {	540	sub lock_acquire($) {
344	my ($key) = @_;	541	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	542	}
358		543
359	sub lock_active($) {	544	sub lock_active($) {
360	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	546	}
364		547
365	sub freeze_mainloop {	548	sub freeze_mainloop {
366	tick_inhibit_inc;	549	tick_inhibit_inc;
367		550
368	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
369	}	552	}
370		553
371	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
372		555
373	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
374	get spread over timer.	557	get spread over time.
375		558
376	=cut	559	=cut
377		560
378	sub periodic($$) {	561	sub periodic($$) {
379	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
383	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
384	}	567	}
385		568
386	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
387		570
388	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
389	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
390	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
391		578
392	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
393	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
394		581
395	Useful for short background jobs.	582	Useful for short background jobs.
396		583
397	=cut	584	=cut
398		585
399	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
401		589
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
405		593
406	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
407		596
408	while () {	597	while () {
409	next_job:	598	next_job:
		599
410	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	601
412	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	606	$job->[2]->send;
416	Coro::cede;	607	Coro::cede;
417	goto next_job;	608	goto next_job;
418	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	611	}
420	}	612	}
421		613
422	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
423	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
424	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
425	$signal->wait;
426	} else {	617	} else {
		618	$busy = 0;
427	Coro::schedule;	619	Coro::schedule;
428	}	620	}
429	}	621	}
430	};	622	};
431		623
432	sub get_slot($;$$) {	624	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
434		626
435	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
436		628
437	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
438	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
439		632
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
468	=cut	661	=cut
469		662
470	sub sync_job(&) {	663	sub sync_job(&) {
471	my ($job) = @_;	664	my ($job) = @_;
472		665
473	if ($Coro::current == $Coro::main) {	666	if (in_main) {
474	my $time = EV::time;	667	my $time = AE::time;
475		668
476	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
478		671
479	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
480		673
481	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
482		675
483	my $busy = 1;	676	my $busy = 1;
484	my @res;	677	my @res;
485		678
486	(async {	679	(async {
487	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
488	@res = eval { $job->() };	681	@res = eval { $job->() };
489	warn $@ if $@;	682	error $@ if $@;
490	undef $busy;	683	undef $busy;
491	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
492		685
493	while ($busy) {	686	while ($busy) {
494	if (Coro::nready) {	687	if (Coro::nready) {
…		…
496	} else {	689	} else {
497	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
498	}	691	}
499	}	692	}
500		693
501	my $time = EV::time - $time;	694	my $time = AE::time - $time;
502		695
503	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
504		697
505	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
506	} else {	699	} else {
…		…
528	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
529		722
530	$coro	723	$coro
531	}	724	}
532		725
533	=item fork_call { }, $args	726	=item fork_call { }, @args
534		727
535	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
536	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
537	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
538	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
539		732
540	=cut	733	=cut
541		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
542	sub fork_call(&@) {	739	sub fork_call(&@) {
543	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
544		741
545	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
546	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
547	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
548		745
549	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
550	reset_signals;	747	cf::post_fork;
551	&$cb	748	&$cb
552	}, @args;	749	} @args;
553		750
554	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
555	}	763	}
556		764
557	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
558		766
559	=cut	767	=cut
…		…
596	within each server.	804	within each server.
597		805
598	=cut	806	=cut
599		807
600	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
601	my ($name) = @_;	812	my ($name) = @_;
602	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
603		814
604	eval {	815	eval {
605	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
615	}	826	}
616		827
617	our $DB;	828	our $DB;
618		829
619	sub db_init {	830	sub db_init {
620	cf::sync_job {
621	$DB ||= db_table "db";	831	$DB ||= db_table "db";
622	};
623	}	832	}
624		833
625	sub db_get($$) {	834	sub db_get($$) {
626	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
627		836
628	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
629	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
630		841
631	$! ? ()	842	$! ? ()
632	: $data	843	: $data
633	}
634	}	844	}
635		845
636	sub db_put($$$) {	846	sub db_put($$$) {
637	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
638	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
666		876
667	my @data;	877	my @data;
668	my $md5;	878	my $md5;
669		879
670	for (0 .. $#$src) {	880	for (0 .. $#$src) {
671	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
672	or Carp::croak "$src->[$_]: $!";
673	}	882	}
674		883
675	# if processing is expensive, check	884	# if processing is expensive, check
676	# checksum first	885	# checksum first
677	if (1) {	886	if (1) {
…		…
694		903
695	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
696	my $data = $process->(\@data);	905	my $data = $process->(\@data);
697	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
698		907
699	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
700		909
701	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
702	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
703	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
704		913
…		…
714		923
715	=cut	924	=cut
716		925
717	sub datalog($@) {	926	sub datalog($@) {
718	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
719	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
720	}	929	}
721		930
722	=back	931	=back
723		932
724	=cut	933	=cut
725		934
726	#############################################################################	935	#############################################################################
727		936
728	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
729		938
730	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
731	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
732	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
733		942
734	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
735	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
785	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
786		995
787	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
789		998
790	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
791	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
792		1001
793	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
794		1003
795	=over 4	1004	=over 4
…		…
919		1128
920	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
921	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
922		1131
923	} elsif (ref $type) {	1132	} elsif (ref $type) {
924	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
925		1134
926	} else {	1135	} else {
927	shift @arg;	1136	shift @arg;
928	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
929	}	1138	}
930	}	1139	}
931	}	1140	}
932		1141
933	sub _object_attach {	1142	sub _object_attach {
…		…
943	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
944	}	1153	}
945		1154
946	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
947	} else {	1156	} else {
948	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
949	}	1158	}
950		1159
951	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
952	}	1161	}
953		1162
…		…
1012		1221
1013	for (@$callbacks) {	1222	for (@$callbacks) {
1014	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1015		1224
1016	if ($@) {	1225	if ($@) {
1017	warn "$@";
1018	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1019	override;	1227	override;
1020	}	1228	}
1021		1229
1022	return 1 if $override;	1230	return 1 if $override;
1023	}	1231	}
…		…
1086		1294
1087	sub reattach {	1295	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1297	my ($obj) = @_;
1090		1298
		1299	# no longer needed after getting rid of delete_package?
1091	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1092		1301
1093	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1094		1303
1095	@$registry = ();	1304	@$registry = ();
1096		1305
…		…
1101	for (@$attach) {	1310	for (@$attach) {
1102	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1103	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1104	}	1313	}
1105	} else {	1314	} else {
1106	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1107	}	1316	}
1108	}	1317	}
1109	}	1318	}
1110		1319
1111	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1138	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1139		1348
1140	sync_job {	1349	sync_job {
1141	if (length $$rdata) {	1350	if (length $$rdata) {
1142	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1143	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1144	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1145		1355
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1150	aio_close $fh;	1363	aio_close $fh;
1151		1364
1152	if (@$objs) {	1365	if (@$objs) {
1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1157	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1158	aio_close $fh;	1374	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1376	}
1161	} else {	1377	} else {
1162	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1163	}	1379	}
1164		1380
1165	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1385	} else {
1167	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1168	}	1387	}
1169	} else {	1388	} else {
1170	aio_unlink $filename;	1389	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1172	}	1391	}
…		…
1196	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1197	$av = $st->{objs};	1416	$av = $st->{objs};
1198	}	1417	}
1199		1418
1200	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1201	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1202	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1203		1423
1204	($data, $av)	1424	($data, $av)
1205	}	1425	}
1206		1426
1207	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1263	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1264		1484
1265	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1266	}	1486	}
1267		1487
		1488	use File::Glob ();
		1489
1268	cf::player->attach (	1490	cf::player->attach (
1269	on_command => sub {	1491	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1271		1493
1272	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1273	or return;	1495	or return;
1274		1496
…		…
1282	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1283		1505
1284	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1285		1507
1286	if (ref $msg) {	1508	if (ref $msg) {
1287	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1288	"ARRAY" eq ref $msg
1289	? @$msg
1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1291		1510
1292	my @reply;	1511	my @reply;
1293		1512
1294	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1295	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1297		1516
1298	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1299	if $reply;	1518	if $reply;
1300		1519
1301	} else {	1520	} else {
1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1303	}	1522	}
1304		1523
1305	cf::override;	1524	cf::override;
1306	},	1525	},
1307	);	1526	);
1308		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1309	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1310	cf::sync_job {	1557	cf::sync_job {
1311	my %todo;	1558	my %todo;
1312		1559
1313	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1314	next unless -r $path;	1561	next unless -r $path;
…		…
1332		1579
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1582
1336	$ext{source} =	1583	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1338	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1339	. $source	1586	. $source
1340	. "\n};\n1";	1587	. "\n};\n1";
1341		1588
1342	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1343	}	1590	}
1344		1591
		1592	my $pass = 0;
1345	my %done;	1593	my %done;
1346	while (%todo) {	1594	while (%todo) {
1347	my $progress;	1595	my $progress;
1348		1596
		1597	++$pass;
		1598
		1599	ext:
1349	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1602	next ext
1352	unless exists $done{$_};	1603	unless exists $done{$_};
1353	}	1604	}
1354		1605
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1607
1357	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1621
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1623	if exists $v->{meta}{mandatory};
1365		1624
1366	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1367	}	1634	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1635	}
1373		1636
1374	skip:	1637	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1377	}	1647	}
1378	};	1648	};
1379	}	1649	}
1380		1650
1381	#############################################################################	1651	#############################################################################
1382		1652
1383	=back	1653	=back
1384		1654
1385	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1386		1656
1387	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1388		1658
1389	=cut	1659	=cut
1390		1660
1391	package cf::player;	1661	package cf::player;
1392		1662
…		…
1435		1705
1436	sub exists($) {	1706	sub exists($) {
1437	my ($login) = @_;	1707	my ($login) = @_;
1438		1708
1439	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1441	}	1711	}
1442		1712
1443	sub find($) {	1713	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1715	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1466	}	1736	}
1467	}	1737	}
1468	}	1738	}
1469		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1470	sub save($) {	1753	sub save($) {
1471	my ($pl) = @_;	1754	my ($pl) = @_;
1472		1755
1473	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1474		1757
…		…
1479		1762
1480	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1482		1765
1483	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1484		1770
1485	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1772	cf::cede_to_tick;
1487	}	1773	}
1488		1774
…		…
1520	my ($pl) = @_;	1806	my ($pl) = @_;
1521		1807
1522	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1523		1809
1524	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1525	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1526		1812
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1528	$pl->deactivate;	1814	$pl->deactivate;
		1815
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;
1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1532	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1533		1821
1534	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1535	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1536	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1590	\@logins	1878	\@logins
1591	}	1879	}
1592		1880
1593	=item $player->maps	1881	=item $player->maps
1594		1882
		1883	=item cf::player::maps $login
		1884
1595	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1596	player. May block.	1886	player. May block.
1597		1887
1598	=cut	1888	=cut
1599		1889
…		…
1616	}	1906	}
1617		1907
1618	\@paths	1908	\@paths
1619	}	1909	}
1620		1910
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1912
1623	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1914
1714	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1715		1916
1716	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1717		1918
…		…
1749		1950
1750	=cut	1951	=cut
1751		1952
1752	sub find_by_path($) {	1953	sub find_by_path($) {
1753	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1754		1957
1755	my ($match, $specificity);	1958	my ($match, $specificity);
1756		1959
1757	for my $region (list) {	1960	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	sub generate_random_map {	1990	sub generate_random_map {
1788	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1789		1992
1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1791		1994
1792	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1801	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1802	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1803	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1804	(cf::region::find $rmp->{region}), $rmp->{custom}
1805	)
1806	}	1996	}
1807		1997
1808	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1809		1999
1810	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1815		2005
1816	sub register {	2006	sub register {
1817	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1818	my $pkg = caller;	2008	my $pkg = caller;
1819		2009
1820	no strict;
1821	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1822		2011
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	2013	}
1825		2014
1826	# also paths starting with '/'	2015	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		2017
1829	sub thawer_merge {	2018	sub thawer_merge {
1830	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1831		2020
1832	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1837	}	2026	}
1838		2027
1839	sub normalise {	2028	sub normalise {
1840	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1841		2030
1842	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1843		2032
1844	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1845		2034
1846	# map plan:	2035	# map plan:
1847	#	2036	#
…		…
1862	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1863	$path = "$base/$path";	2052	$path = "$base/$path";
1864	}	2053	}
1865		2054
1866	for ($path) {	2055	for ($path) {
1867	redo if s{//}{/};
1868	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1869	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1870	}	2058	}
1871		2059
1872	$path	2060	$path
…		…
1886	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1887	return $self;	2075	return $self;
1888	}	2076	}
1889	}	2077	}
1890		2078
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	2080	()
1893	}	2081	}
1894		2082
		2083	# may re-bless or do other evil things
1895	sub init {	2084	sub init {
1896	my ($self) = @_;	2085	my ($self) = @_;
1897		2086
1898	$self	2087	$self
1899	}	2088	}
…		…
1930		2119
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1933	}	2122	}
1934		2123
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	2124	sub decay_objects {
1945	my ($self) = @_;	2125	my ($self) = @_;
1946		2126
1947	return if $self->{deny_reset};	2127	return if $self->{deny_reset};
1948		2128
…		…
1973	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1974		2154
1975	1	2155	1
1976	}	2156	}
1977		2157
		2158	# used to laod the header of an original map
1978	sub load_header_orig {	2159	sub load_header_orig {
1979	my ($self) = @_;	2160	my ($self) = @_;
1980		2161
1981	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1982	}	2163	}
1983		2164
		2165	# used to laod the header of an instantiated map
1984	sub load_header_temp {	2166	sub load_header_temp {
1985	my ($self) = @_;	2167	my ($self) = @_;
1986		2168
1987	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1988	}	2170	}
1989		2171
		2172	# called after loading the header from an instantiated map
1990	sub prepare_temp {	2173	sub prepare_temp {
1991	my ($self) = @_;	2174	my ($self) = @_;
1992		2175
1993	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1994	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1995	# safety	2178	# safety
1996	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1997	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1998	}	2181	}
1999		2182
		2183	# called after loading the header from an original map
2000	sub prepare_orig {	2184	sub prepare_orig {
2001	my ($self) = @_;	2185	my ($self) = @_;
2002		2186
2003	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
2004	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2028		2212
2029	sub find;	2213	sub find;
2030	sub find {	2214	sub find {
2031	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
2032		2216
		2217	cf::cede_to_tick;
		2218
2033	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
2034		2220
2035	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2223
2038	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
2043	or return;	2226	or return;
2044		2227
2045	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
2046		2229
…		…
2058		2241
2059	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
2060	}	2243	}
2061	}	2244	}
2062		2245
2063	sub pre_load { }	2246	sub pre_load { }
2064	sub post_load { }	2247	#sub post_load { } # XS
2065		2248
2066	sub load {	2249	sub load {
2067	my ($self) = @_;	2250	my ($self) = @_;
2068		2251
2069	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2072		2255
2073	{	2256	{
2074	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2075		2258
2076	return unless $self->valid;	2259	return unless $self->valid;
2077	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2078
2079	$self->in_memory (cf::MAP_LOADING);
2080		2261
2081	$self->alloc;	2262	$self->alloc;
2082		2263
2083	$self->pre_load;	2264	$self->pre_load;
2084	cf::cede_to_tick;	2265	cf::cede_to_tick;
2085		2266
		2267	if (exists $self->{load_path}) {
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2269	$f->skip_block;
2088	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2089	or return;	2271	or return;
2090		2272
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2092	if delete $self->{load_original};	2274	if delete $self->{load_original};
2093		2275
2094	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2277	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2097	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2098	$self->clear_unique_items;	2280	$self->clear_unique_items;
2099	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2100	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2101	}	2284	}
2102	}	2285	}
2103	}
2104		2286
2105	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2106		2294
2107	cf::cede_to_tick;	2295	cf::cede_to_tick;
2108	# now do the right thing for maps	2296	# now do the right thing for maps
2109	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2110	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2114	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2303	$self->decay_objects;
2116	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2117	$self->update_buttons;	2305	$self->update_buttons;
2118	cf::cede_to_tick;	2306	cf::cede_to_tick;
2119	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2120	cf::cede_to_tick;
2121	$self->activate;
2122	}	2308	}
2123		2309
2124	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2126
2127	$self->in_memory (cf::MAP_ACTIVE);
2128	}	2312	}
2129		2313
2130	$self->post_load;	2314	$self->post_load;
2131	}
2132		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2322	sub customise_for {
2134	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2135		2324
2136	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2326	if $self->per_player;
…		…
2140	# if $self->per_party;	2329	# if $self->per_party;
2141		2330
2142	$self	2331	$self
2143	}	2332	}
2144		2333
2145	# find and load all maps in the 3x3 area around a map
2146	sub load_neighbours {
2147	my ($map) = @_;
2148
2149	my @neigh; # diagonal neighbours
2150
2151	for (0 .. 3) {
2152	my $neigh = $map->tile_path ($_)
2153	or next;
2154	$neigh = find $neigh, $map
2155	or next;
2156	$neigh->load;
2157
2158	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}
2162
2163	for (grep defined $_->[0], @neigh) {
2164	my ($path, $origin) = @$_;
2165	my $neigh = find $path, $origin
2166	or next;
2167	$neigh->load;
2168	}
2169	}
2170
2171	sub find_sync {	2334	sub find_sync {
2172	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2173		2336
2174	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2175	}	2342	}
2176		2343
2177	sub do_load_sync {	2344	sub do_load_sync {
2178	my ($map) = @_;	2345	my ($map) = @_;
2179		2346
		2347	# it's a bug to call this from the main context
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2182		2350
2183	cf::sync_job { $map->load };	2351	$map->load;
2184	}	2352	}
2185		2353
2186	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2188		2356
2189	sub find_async {	2357	sub find_async {
2190	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2191		2359
2192	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2193		2361
2194	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2196	}	2364	}
2197		2365
2198	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2199		2367
2200	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2214	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2215		2383
2216	()	2384	()
2217	}	2385	}
2218		2386
		2387	# common code, used by both ->save and ->swapout
2219	sub save {	2388	sub _save {
2220	my ($self) = @_;	2389	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2390
2224	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2225		2392
2226	return unless $self->dirty;	2393	return unless $self->dirty;
2227		2394
…		…
2247	} else {	2414	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2416	}
2250	}	2417	}
2251		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2252	sub swap_out {	2427	sub swap_out {
2253	my ($self) = @_;	2428	my ($self) = @_;
2254		2429
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2260	return if $self->players;	2434	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2262	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2263		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2264	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2265		2486
2266	$self->deactivate;	2487	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2489	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($self) = @_;
2273
2274	# TODO: safety, remove and allow resettable per-player maps
2275	return 1e99 if $self->{deny_reset};
2276
2277	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280	$time + $to
2281	}
2282
2283	sub should_reset {
2284	my ($self) = @_;
2285
2286	$self->reset_at <= $cf::RUNTIME
2287	}
2288
2289	sub reset {
2290	my ($self) = @_;
2291
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294	return if $self->players;
2295
2296	warn "resetting map ", $self->path;
2297
2298	$self->in_memory (cf::MAP_SWAPPED);
2299
2300	# need to save uniques path
2301	unless ($self->{deny_save}) {
2302	my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2305	if $uniq;
2306	}
2307
2308	delete $cf::MAP{$self->path};
2309
2310	$self->deactivate;
2311	$_->clear_links_to ($self) for values %cf::MAP;
2312	$self->clear;
2313		2490
2314	$self->unlink_save;	2491	$self->unlink_save;
2315	$self->destroy;	2492	$self->destroy;
2316	}	2493	}
2317		2494
…		…
2325		2502
2326	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2327		2504
2328	$self->unlink_save;	2505	$self->unlink_save;
2329		2506
2330	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2512
…		…
2392	: normalise $_	2569	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2571	]
2395	}	2572	}
2396		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2397	=back	2606	=back
2398		2607
2399	=head3 cf::object	2608	=head3 cf::object
2400		2609
2401	=cut	2610	=cut
…		…
2466		2675
2467	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2468	id => "say",	2677	id => "say",
2469	title => "Map",	2678	title => "Map",
2470	reply => "say ",	2679	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2681	};
2473		2682
2474	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2475	id => "chat",	2684	id => "chat",
2476	title => "Chat",	2685	title => "Chat",
…		…
2531		2740
2532	=item $player_object->enter_link	2741	=item $player_object->enter_link
2533		2742
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2744
2536	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2537	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2538		2749
2539	Will never block.	2750	Will never block.
2540		2751
2541	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2542		2753
…		…
2562	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2774	my ($self) = @_;
2564		2775
2565	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2566		2777
		2778	++$self->{_link_recursion};
		2779
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2781
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2571		2784
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2786	}
2574		2787
2575	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2577		2790
…		…
2594	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2596		2809
2597	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2600		2813
2601	$map->load;	2814	$map->load;
2602	$map->load_neighbours;
2603		2815
2604	return unless $self->contr->active;	2816	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2817
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2609	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2610		2825
		2826	}
		2827
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2829
2613	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2614	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2615	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2616	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2617	be called at the end of this process.	2834	be called at the end of this process.
2618		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2619	=cut	2839	=cut
2620		2840
2621	our $GOTOGEN;	2841	our $GOTOGEN;
2622		2842
2623	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2624	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2625		2851
2626	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2628		2854
2629	$self->enter_link;	2855	$self->enter_link;
…		…
2649	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2650	}	2876	}
2651	}	2877	}
2652		2878
2653	my $map = eval {	2879	my $map = eval {
2654	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2655		2881
2656	if ($map) {	2882	if ($map) {
2657	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2658	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2659	} else {	2885	} else {
2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2661	}	2887	}
2662		2888
2663	$map	2889	$map
…		…
2671	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2672	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2673	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2674	}	2900	}
2675		2901
2676	$done->() if $done;	2902	$done->($self) if $done;
2677	})->prio (1);	2903	})->prio (1);
2678	}	2904	}
2679		2905
2680	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2681		2907
…		…
2749	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2750		2976
2751	unless (eval {	2977	unless (eval {
2752	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2753		2979
2754	# random map handling
2755	{
2756	my $guard = cf::lock_acquire "exit_prepare:$exit";
2757
2758	prepare_random_map $exit
2759	if $exit->slaying eq "/!";
2760	}
2761
2762	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2763	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2764	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2765		3006
2766	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2767		3008
2768	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2769	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
2770	if $exit->flag (cf::FLAG_DAMNED);	3011	if $exit->flag (cf::FLAG_DAMNED);
2771		3012
2772	1	3013	1
2773	}) {	3014	}) {
2774	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2775	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2776	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2777	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2778		3019
2779	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2780	$self->leave_link;	3021	$self->leave_link;
2781	}	3022	}
2782	})->prio (1);	3023	})->prio (1);
2783	}	3024	}
2784		3025
…		…
2796	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2797	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2798		3039
2799	utf8::encode $text;	3040	utf8::encode $text;
2800	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2801	}	3067	}
2802		3068
2803	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2804		3070
2805	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2809		3075
2810	=cut	3076	=cut
2811		3077
2812	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2813	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2814	"c/identify" => {	3086	"c/identify" => {
2815	id => "infobox",	3087	id => "infobox",
2816	title => "Identify",	3088	title => "Identify",
2817	reply => undef,	3089	reply => undef,
2818	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2820	"c/examine" => {	3092	"c/examine" => {
2821	id => "infobox",	3093	id => "infobox",
2822	title => "Examine",	3094	title => "Examine",
2823	reply => undef,	3095	reply => undef,
2824	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2825	},	3103	},
2826	"c/book" => {	3104	"c/book" => {
2827	id => "infobox",	3105	id => "infobox",
2828	title => "Book",	3106	title => "Book",
2829	reply => undef,	3107	reply => undef,
…		…
2845	id => "infobox",	3123	id => "infobox",
2846	title => "Body Parts",	3124	title => "Body Parts",
2847	reply => undef,	3125	reply => undef,
2848	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2849	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
2850	"c/uptime" => {	3164	"c/uptime" => {
2851	id => "infobox",	3165	id => "infobox",
2852	title => "Uptime",	3166	title => "Uptime",
2853	reply => undef,	3167	reply => undef,
2854	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2863	id => "party",	3177	id => "party",
2864	title => "Party",	3178	title => "Party",
2865	reply => "gsay ",	3179	reply => "gsay ",
2866	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2867	},	3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2868	);	3190	);
2869		3191
2870	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2871	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2872		3194
2873	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2874		3197
2875	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2876		3199
2877	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2878	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2879	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2880		3203
2881	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883
2884	$channel = $channel->{id};	3205	$channel = $channel->{id};
2885		3206
2886	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2887	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2888	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2889	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2890	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2891	if $self->can_msg;
2892	}	3212	}
2893		3213
2894	$channel = $channel->{id};	3214	$channel = $channel->{id};
2895	}	3215	}
2896		3216
2897	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2898		3218
2899	if ($self->can_msg) {
2900	# default colour, mask it out	3219	# default colour, mask it out
2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2902	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2903		3222
2904	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2906	} else {	3226	);
2907	if ($color >= 0) {
2908	# replace some tags by gcfclient-compatible ones
2909	for ($msg) {
2910	1 while
2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2916	}
2917		3227
2918	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2919
2920	utf8::encode $msg;
2921
2922	if (0 && $msg =~ /\[/) {
2923	# COMMAND/INFO
2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2925	} else {
2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2927	$self->send_packet ("drawinfo $color $msg")
2928	}
2929	}
2930	}
2931	}	3229	}
2932		3230
2933	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2934		3232
2935	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2938		3236
2939	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2940	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2941		3239
2942	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2944	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2945	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	3245	}
2948	}	3246	}
2949		3247
2950	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2951		3249
…		…
2954	=cut	3252	=cut
2955		3253
2956	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2957	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2958		3256
2959	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2961	} elsif ($self->extcmd == 1) {
2962	#TODO: version 1, remove
2963	unshift @msg, msgtype => "reply", msgid => $id;
2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2965	}
2966	}	3260	}
2967		3261
2968	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2969		3263
2970	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
3025	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
3026		3320
3027	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3028		3322
3029	if (ref $msg) {	3323	if (ref $msg) {
3030	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3031	"ARRAY" eq ref $msg
3032	? @$msg
3033	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3034		3325
3035	my @reply;	3326	my @reply;
3036		3327
3037	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
3038	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
3040		3331
3041	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
3042	if $reply;	3333	if $reply;
3043		3334
3044	} else {	3335	} else {
3045	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3046	}	3337	}
3047		3338
3048	cf::override;	3339	cf::override;
3049	},	3340	},
3050	);	3341	);
…		…
3070		3361
3071	$coro	3362	$coro
3072	}	3363	}
3073		3364
3074	cf::client->attach (	3365	cf::client->attach (
3075	on_destroy => sub {	3366	on_client_destroy => sub {
3076	my ($ns) = @_;	3367	my ($ns) = @_;
3077		3368
3078	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3079	},	3370	},
3080	);	3371	);
…		…
3096	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3097		3388
3098	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3099		3390
3100	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3101	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3102	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3103	sort time	3394	sort time
3104	));	3395	));
3105		3396
3106	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3110	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3111		3402
3112	cf::object	3403	cf::object
3113	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3114	insert remove name archname title slaying race decrease split	3405	insert remove name archname title slaying race decrease split
		3406	value
3115		3407
3116	cf::object::player	3408	cf::object::player
3117	player	3409	player
3118		3410
3119	cf::player	3411	cf::player
…		…
3125	=cut	3417	=cut
3126		3418
3127	for (	3419	for (
3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3129	insert remove inv nrof name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3130	decrease split destroy)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3131	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3132	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3133	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3134	) {	3426	) {
3135	no strict 'refs';
3136	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3137	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3138	for @funs;	3429	for @funs;
3139	}	3430	}
3140		3431
…		…
3155		3446
3156	my $qcode = $code;	3447	my $qcode = $code;
3157	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3158	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3159		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3160	local $_;	3454	local $_;
3161	local @safe::cf::_safe_eval_args = values %vars;
3162		3455
3163	my $eval =	3456	my $eval =
3164	"do {\n"	3457	"do {\n"
3165	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3166	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3167	. $code	3460	. $code
3168	. "\n}"	3461	. "\n}"
3169	;	3462	;
3170		3463
		3464	if ($CFG{safe_eval}) {
3171	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3172	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3173	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3174		3473
3175	if ($@) {	3474	if ($@) {
3176	warn "$@";	3475	warn "$@",
3177	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3178	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3179	}	3478	}
3180		3479
3181	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3182	}	3481	}
3183		3482
…		…
3197	=cut	3496	=cut
3198		3497
3199	sub register_script_function {	3498	sub register_script_function {
3200	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3201		3500
3202	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3203	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3204	}	3503	}
3205		3504
3206	=back	3505	=back
3207		3506
3208	=cut	3507	=cut
3209		3508
3210	#############################################################################	3509	#############################################################################
3211	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
3212		3513
3213	sub load_facedata($) {	3514	sub load_facedata($) {
3214	my ($path) = @_;	3515	my ($path) = @_;
3215		3516
3216	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3217	# for this (global event?)	3518	# for this (global event?)
3218	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
3219		3520
3220	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3221		3522
3222	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
3223		3524
3224	my $facedata;	3525	my $facedata = decode_storable load_file $path;
3225	0 < aio_load $path, $facedata
3226	or die "$path: $!";
3227
3228	$facedata = Coro::Storable::thaw $facedata;
3229		3526
3230	$facedata->{version} == 2	3527	$facedata->{version} == 2
3231	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
3232		3529
3233	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3234	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
3235	type => FT_RSRC,	3533	type => FT_RSRC,
3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
3237	};	3536	};
3238	cf::cede_to_tick;	3537	cf::cede_to_tick;
3239		3538
3240	{	3539	{
3241	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
3242		3541
3243	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3245		3545
3246	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
3247	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
3250		3552
3251	cf::cede_to_tick;	3553	cf::cede_to_tick;
3252	}	3554	}
3253		3555
3254	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
…		…
3259		3561
3260	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
3261	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3263	} else {	3565	} else {
3264	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3265	}	3567	}
3266		3568
3267	cf::cede_to_tick;	3569	cf::cede_to_tick;
3268	}	3570	}
3269	}	3571	}
…		…
3278		3580
3279	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
3280	}	3582	}
3281		3583
3282	{	3584	{
3283	# TODO: for gcfclient pleasure, we should give resources
3284	# that gcfclient doesn't grok a >10000 face index.
3285	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3286		3586
3287	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
3288	if (defined $info->{type}) {	3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3290	my $data;
3291		3591
3292	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3293	# prepend meta info
3294
3295	my $meta = $enc->encode ({
3296	name => $name,
3297	%{ $info->{meta} || {} },
3298	});
3299
3300	$data = pack "(w/a*)*", $meta, $info->{data};
3301	} else {
3302	$data = $info->{data};
3303	}
3304
3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3306	cf::face::set_type $idx, $info->{type};	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
3307	} else {	3596	} else {
3308	$RESOURCE{$name} = $info;	3597	# $RESOURCE{$name} = $info; # unused
3309	}	3598	}
3310		3599
3311	cf::cede_to_tick;	3600	cf::cede_to_tick;
3312	}	3601	}
3313	}	3602	}
3314		3603
3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3316		3605
3317	1	3606	1
3318	}	3607	}
3319
3320	cf::global->attach (on_resource_update => sub {
3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3323
3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3325	my $sound = $soundconf->{compat}[$_]
3326	or next;
3327
3328	my $face = cf::face::find "sound/$sound->[1]";
3329	cf::sound::set $sound->[0] => $face;
3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3331	}
3332
3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
3334	my $face = cf::face::find "sound/$v";
3335	cf::sound::set $k => $face;
3336	}
3337	}
3338	});
3339		3608
3340	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
3341	my ($ns, $want) = @_;	3610	my ($ns, $want) = @_;
3342		3611
3343	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
…		…
3382	sub reload_treasures {	3651	sub reload_treasures {
3383	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3384	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3385	}	3654	}
3386		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3387	sub reload_resources {	3676	sub reload_resources {
3388	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3389		3678
		3679	reload_exp_table;
		3680	reload_materials;
3390	reload_facedata;	3681	reload_facedata;
		3682	reload_sound;
3391	reload_archetypes;	3683	reload_archetypes;
3392	reload_regions;	3684	reload_regions;
3393	reload_treasures;	3685	reload_treasures;
3394		3686
3395	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3396	}
3397
3398	sub init {
3399	my $guard = freeze_mainloop;
3400
3401	evthread_start IO::AIO::poll_fileno;
3402
3403	reload_resources;
3404	}	3688	}
3405		3689
3406	sub reload_config {	3690	sub reload_config {
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3408	or return;
3409		3692
3410	local $/;	3693	my $config = load_file "$CONFDIR/config";
3411	*CFG = YAML::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3412		3696
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3698
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3701
3418	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3422	};	3706	};
3423	warn $@ if $@;	3707	warn $@ if $@;
3424	}	3708	}
3425	}	3709	}
3426		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3427	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
3428	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3752	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3754	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3435	};	3756	};
3436		3757
3437	{	3758	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
3439	reload_config;	3770	reload_config;
3440	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
3441	load_extensions;	3781	load_extensions;
3442		3782
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3783	utime time, time, $RUNTIMEFILE;
		3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
3444	}	3790	};
3445		3791
3446	EV::loop;	3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3447	}	3800	}
3448		3801
3449	#############################################################################	3802	#############################################################################
3450	# initialisation and cleanup	3803	# initialisation and cleanup
3451		3804
3452	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3453	BEGIN {	3806	BEGIN {
3454	our %SIGWATCHER = ();	3807	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3458	};	3811	};
3459	}	3812	}
3460	}	3813	}
3461		3814
3462	sub write_runtime_sync {	3815	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3464		3817
3465	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3467		3820
3468	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3822
3470	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3471		3824
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3826	or return;
3474		3827
3475	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3488		3841
3489	close $fh	3842	close $fh
3490	or return;	3843	or return;
3491		3844
3492	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3846	and return;
3494		3847
3495	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3849
3497	1	3850	1
3498	}	3851	}
3499		3852
3500	our $uuid_lock;	3853	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3862	my $uuid = "$LOCALDIR/uuid";
3510		3863
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3865	or return;
3513		3866
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3875	$uuid_skip = 0;
3516		3876
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3878	and return;
3519		3879
…		…
3525	or return;	3885	or return;
3526		3886
3527	aio_rename "$uuid~", $uuid	3887	aio_rename "$uuid~", $uuid
3528	and return;	3888	and return;
3529		3889
3530	warn "uuid file written ($value).\n";	3890	trace "uuid file written ($value).\n";
3531		3891
3532	1	3892	1
3533		3893
3534	}	3894	}
3535		3895
…		…
3541	}	3901	}
3542		3902
3543	sub emergency_save() {	3903	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3545		3905
3546	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3547		3912
3548	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3549	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3922	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3924	$pl->save;
3558	}	3925	}
3559	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3560		3927
3561	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3933	$map->valid or next;
3565	$map->save;	3934	$map->save;
3566	}	3935	}
3567	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3568		3937
3569	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
3572		3943
3573	warn "begin write uuid\n";	3944	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3945	write_uuid_sync 1;
3575	warn "end write uuid\n";	3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3966	};
3577		3967
3578	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3579	}	3969	}
3580		3970
3581	sub post_cleanup {	3971	sub post_cleanup {
3582	my ($make_core) = @_;	3972	my ($make_core) = @_;
3583		3973
		3974	IO::AIO::flush;
		3975
3584	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
3586	}	4006	}
3587		4007
3588	sub do_reload_perl() {	4008	sub do_reload_perl() {
3589	# can/must only be called in main	4009	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3591	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3592	return;	4012	return;
3593	}	4013	}
3594		4014
3595	warn "reloading...";	4015	return if $RELOAD++;
3596		4016
3597	warn "entering sync_job";	4017	my $t1 = AE::time;
3598		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3599	cf::sync_job {	4025	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	4026	#cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		4027
3604	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;
3606
3607	# if anything goes wrong in here, we should simply crash as we already saved
3608
3609	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;
3615	warn "iterate...";
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	4030	%EXT_CORO = ();
3623		4031
3624	warn "removing commands";	4032	trace "perl_reload: removing commands";
3625	%COMMAND = ();	4033	%COMMAND = ();
3626		4034
3627	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3628	%EXTCMD = ();	4036	%EXTCMD = ();
3629	%EXTICMD = ();	4037	%EXTICMD = ();
3630		4038
3631	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3634		4042
3635	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3636	eval {	4044	eval {
3637	$cb->($pkg);	4045	$cb->($pkg);
3638	1	4046	1
3639	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3640	}	4052	}
3641		4053
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		4057
3650	warn "... unloading $k";	4058	trace "... unloading $k";
3651	delete $INC{$k};	4059	delete $INC{$k};
3652		4060
3653	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3655		4063
3656	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3658	}	4069	}
3659		4070
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		4074
3667	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		4078
3671	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3672	# and global variables created in xs	4080	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3674		4082
3675	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3676		4084
3677	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3678	require cf;	4086	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3680		4088
3681	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3682	cf::reload_config;	4090	cf::reload_config;
3683		4091
3684	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3685	cf::load_extensions;	4093	cf::load_extensions;
3686		4094
		4095	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3690	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3693		4103
3694	warn "leaving sync_job";	4104	cf::_post_init 1;
3695		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3696	1	4108	1
3697	} or do {	4109	} or do {
3698	warn $@;	4110	error $@;
3699	cf::cleanup "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
		4112	};
		4113
		4114	--$RELOAD;
3700	};	4115	}
3701		4116
3702	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3703	};	4119	};
3704		4120
3705	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3706		4122
3707	sub reload_perl() {	4123	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3710		4126
		4127	$RELOAD_WATCHER ||= cf::async {
		4128	Coro::AIO::aio_wait cache_extensions;
		4129
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4131	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
		4133	};
3714	};	4134	};
3715	}	4135	}
3716		4136
3717	register_command "reload" => sub {	4137	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4144	reload_perl;
3725	};	4145	};
3726	}	4146	}
3727	};	4147	};
3728		4148
3729	unshift @INC, $LIBDIR;	4149	#############################################################################
3730		4150
3731	my $bug_warning = 0;	4151	my $bug_warning = 0;
3732		4152
3733	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;
3735
3736	sub wait_for_tick {	4153	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4155
3739	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3740	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;
3742	}	4157	}
3743		4158
3744	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4161
3747	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4164	$signal->wait;
3750	}	4165	}
…		…
3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3755	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3756	return;	4171	return;
3757	}	4172	}
3758		4173
3759	cf::server_tick; # one server iteration	4174	cf::one_tick; # one server iteration
		4175
		4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		4177
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4180	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4181	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4182	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4183	or error "ERROR: unable to write runtime file: $!";
3767	};	4184	};
3768	}	4185	}
3769		4186
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4188	$sig->send;
3772	}	4189	}
3773	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3774	$sig->send;
3775	}
3776		4191
3777	$LOAD = ($NOW - $TICK_START) / $TICK;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3779		4194
3780	if (0) {	4195	if (0) {
3781	if ($NEXT_TICK) {	4196	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4197	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4199	debug "jitter $JITTER\n";#d#
3785	}	4200	}
3786	}	4201	}
3787	}	4202	}
3788		4203
3789	{	4204	{
3790	# configure BDB	4205	# configure BDB
3791		4206
3792	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4208	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3795		4210
3796	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4218
3803	cf::sync_job {	4219	cf::sync_job {
3804	eval {	4220	eval {
…		…
3833	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3835	undef $AnyEvent::AIO::WATCHER;	4251	undef $AnyEvent::AIO::WATCHER;
3836	}	4252	}
3837		4253
3838	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3839		4256
3840	sub _log_backtrace {	4257	sub _log_backtrace {
3841	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3842		4259
3843	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3844		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3845	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3847	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3848	async {	4270	async {
3849	$Coro::current->{desc} = "abt $msg";	4271	$Coro::current->{desc} = "abt $msg";
3850		4272
3851	my @bt = fork_call {	4273	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4285	}
3864		4286
3865	@funcs	4287	@funcs
3866	};	4288	};
3867		4289
3868	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4293	--$_log_backtrace;
3871	};	4294	};
3872	} else {	4295	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3875	}	4298	}
3876	}	4299	}
3877		4300
3878	# load additional modules	4301	# load additional modules
3879	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3880		4304
3881	END { cf::emergency_save }	4305	END { cf::emergency_save }
3882		4306
3883	1	4307	1
3884		4308

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