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Revision 1.436 by root, Sun Jun 15 20:32:51 2008 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 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 ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
…		…
61		64
62	# configure various modules to our taste	65	# configure various modules to our taste
63	#	66	#
64	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
67		75
68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
69		78
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
74		85
75	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
85	our $DATADIR = datadir;	99	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
89	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
95	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
96		120
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	123	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		125
102	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	129	our $DB_ENV;
106		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
107	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
108		135
109	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
111	our $NOW;	139	our $NOW;
112		140
113	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
114	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
115	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
121	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	150	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
124		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
125	binmode STDOUT;	161	binmode STDOUT;
126	binmode STDERR;	162	binmode STDERR;
127		163
128	# read virtual server time, if available	164	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
133	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
134		172
135	mkdir $_	173	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		175
138	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
139		177
140	sub cf::map::normalise;	178	sub cf::map::normalise;
141		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
142	#############################################################################	184	#############################################################################
143		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
144	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
145		198
146	=over 4	199	=over 4
147		200
148	=item $cf::UPTIME	201	=item $cf::UPTIME
149		202
150	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
151		219
152	=item $cf::RUNTIME	220	=item $cf::RUNTIME
153		221
154	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
155	every server tick.	223	every server tick.
…		…
161	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
162	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
163	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
164	database environment.	232	database environment.
165		233
166	=item $cf::NOW
167
168	The time of the last (current) server tick.
169
170	=item $cf::TICK
171
172	The interval between server ticks, in seconds.
173
174	=item $cf::LOADAVG	234	=item $cf::LOADAVG
175		235
176	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
177	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
178	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
187	from wherever your confdir points to.	247	from wherever your confdir points to.
188		248
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		250
191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
192	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
193	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
194		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
195	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
196		273
197	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
198	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
199	that call.	276	that call.
200		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
201	=back	284	=back
202		285
203	=cut	286	=cut
204		287
205	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
206	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
207	my $msg = join "", @_;	295	my $msg = join "", @_;
208		296
209	$msg .= "\n"	297	$msg .= "\n"
210	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
211		299
212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
213		301
214	LOG llevError, $msg;	302	LOG llevWarn, $msg;
215	};	303	};
216	}
217		304
218	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
220		307
221	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	312	return;#d#
224	}#d#	313	}#d#
225		314
226	# kill coroutine otherwise	315	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	316	Coro::terminate
229	};	317	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		318
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	329	for my $pkg (qw(
244	cf::global cf::attachable	330	cf::global cf::attachable
245	cf::object cf::object::player	331	cf::object cf::object::player
246	cf::client cf::player	332	cf::client cf::player
247	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
248	cf::map cf::party cf::region	335	cf::party cf::region
249	)) {	336	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	338	}
253		339
254	$EV::DIED = sub {	340	$EV::DIED = sub {
255	warn "error in event callback: @_";	341	warn "error in event callback: $@";
256	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
257		348
258	#############################################################################	349	#############################################################################
259		350
260	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
261		352
…		…
282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
283	$d	374	$d
284	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
285	}	376	}
286		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
287	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
288		431
289	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
290		433
291	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		441
299	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
301		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
302	=item cf::lock_wait $string	507	=item cf::lock_wait $string
303		508
304	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
305		510
306	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
307		512
308	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
309	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
310	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
311	returned.	516	returned.
312		517
313	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
314	deadlocked coro.	519	deadlocked coro.
…		…
320		525
321	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
322		527
323	=cut	528	=cut
324		529
325	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		531
328	sub lock_wait($) {	532	sub lock_wait($) {
329	my ($key) = @_;	533	$LOCKS->wait ($_[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} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	534	}
342		535
343	sub lock_acquire($) {	536	sub lock_acquire($) {
344	my ($key) = @_;	537	$LOCKS->guard ($_[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	}	538	}
358		539
359	sub lock_active($) {	540	sub lock_active($) {
360	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	542	}
364		543
365	sub freeze_mainloop {	544	sub freeze_mainloop {
366	tick_inhibit_inc;	545	tick_inhibit_inc;
367		546
368	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
369	}	548	}
370		549
371	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
372		551
373	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
374	get spread over timer.	553	get spread over time.
375		554
376	=cut	555	=cut
377		556
378	sub periodic($$) {	557	sub periodic($$) {
379	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
383	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
384	}	563	}
385		564
386	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
387		566
388	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
389	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
390	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
391		574
392	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
393	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
394		577
395	Useful for short background jobs.	578	Useful for short background jobs.
396		579
397	=cut	580	=cut
398		581
399	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
401		585
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
405		589
406	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
407		592
408	while () {	593	while () {
409	next_job:	594	next_job:
		595
410	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	597
412	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	602	$job->[2]->send;
416	Coro::cede;	603	Coro::cede;
417	goto next_job;	604	goto next_job;
418	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	607	}
420	}	608	}
421		609
422	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
423	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
424	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
425	$signal->wait;
426	} else {	613	} else {
		614	$busy = 0;
427	Coro::schedule;	615	Coro::schedule;
428	}	616	}
429	}	617	}
430	};	618	};
431		619
432	sub get_slot($;$$) {	620	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
434		622
435	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
436		624
437	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
438	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
439		628
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
468	=cut	657	=cut
469		658
470	sub sync_job(&) {	659	sub sync_job(&) {
471	my ($job) = @_;	660	my ($job) = @_;
472		661
473	if ($Coro::current == $Coro::main) {	662	if (in_main) {
474	my $time = EV::time;	663	my $time = AE::time;
475		664
476	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
478		667
479	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
480		669
481	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
482		671
483	my $busy = 1;	672	my $busy = 1;
484	my @res;	673	my @res;
485		674
486	(async {	675	(async {
487	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
488	@res = eval { $job->() };	677	@res = eval { $job->() };
489	warn $@ if $@;	678	error $@ if $@;
490	undef $busy;	679	undef $busy;
491	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
492		681
493	while ($busy) {	682	while ($busy) {
494	if (Coro::nready) {	683	if (Coro::nready) {
…		…
496	} else {	685	} else {
497	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
498	}	687	}
499	}	688	}
500		689
501	my $time = EV::time - $time;	690	my $time = AE::time - $time;
502		691
503	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
504		693
505	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
506	} else {	695	} else {
…		…
528	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
529		718
530	$coro	719	$coro
531	}	720	}
532		721
533	=item fork_call { }, $args	722	=item fork_call { }, @args
534		723
535	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
536	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
537	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
538	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
539		728
540	=cut	729	=cut
541		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
542	sub fork_call(&@) {	735	sub fork_call(&@) {
543	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
544		737
545	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
546	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
547	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
548		741
549	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
550	reset_signals;	743	cf::post_fork;
551	&$cb	744	&$cb
552	}, @args;	745	} @args;
553		746
554	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
555	}	759	}
556		760
557	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
558		762
559	=cut	763	=cut
…		…
596	within each server.	800	within each server.
597		801
598	=cut	802	=cut
599		803
600	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
601	my ($name) = @_;	808	my ($name) = @_;
602	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
603		810
604	eval {	811	eval {
605	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
615	}	822	}
616		823
617	our $DB;	824	our $DB;
618		825
619	sub db_init {	826	sub db_init {
620	cf::sync_job {
621	$DB ||= db_table "db";	827	$DB ||= db_table "db";
622	};
623	}	828	}
624		829
625	sub db_get($$) {	830	sub db_get($$) {
626	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
627		832
628	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
629	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
630		837
631	$! ? ()	838	$! ? ()
632	: $data	839	: $data
633	}
634	}	840	}
635		841
636	sub db_put($$$) {	842	sub db_put($$$) {
637	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
638	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
666		872
667	my @data;	873	my @data;
668	my $md5;	874	my $md5;
669		875
670	for (0 .. $#$src) {	876	for (0 .. $#$src) {
671	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
672	or Carp::croak "$src->[$_]: $!";
673	}	878	}
674		879
675	# if processing is expensive, check	880	# if processing is expensive, check
676	# checksum first	881	# checksum first
677	if (1) {	882	if (1) {
…		…
694		899
695	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
696	my $data = $process->(\@data);	901	my $data = $process->(\@data);
697	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
698		903
699	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
700		905
701	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
702	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
703	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
704		909
…		…
714		919
715	=cut	920	=cut
716		921
717	sub datalog($@) {	922	sub datalog($@) {
718	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
719	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
720	}	925	}
721		926
722	=back	927	=back
723		928
724	=cut	929	=cut
725		930
726	#############################################################################	931	#############################################################################
727		932
728	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
729		934
730	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
731	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
732	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
733		938
734	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
735	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
785	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
786		991
787	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
789		994
790	Some classes such as crossfire maps and objects can specify attachments	995	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.	996	that are attached at load/instantiate time, thus the need for a name.
792		997
793	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
794		999
795	=over 4	1000	=over 4
…		…
919		1124
920	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
921	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
922		1127
923	} elsif (ref $type) {	1128	} elsif (ref $type) {
924	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
925		1130
926	} else {	1131	} else {
927	shift @arg;	1132	shift @arg;
928	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
929	}	1134	}
930	}	1135	}
931	}	1136	}
932		1137
933	sub _object_attach {	1138	sub _object_attach {
…		…
943	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
944	}	1149	}
945		1150
946	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
947	} else {	1152	} else {
948	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
949	}	1154	}
950		1155
951	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
952	}	1157	}
953		1158
…		…
1012		1217
1013	for (@$callbacks) {	1218	for (@$callbacks) {
1014	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1015		1220
1016	if ($@) {	1221	if ($@) {
1017	warn "$@";
1018	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1019	override;	1223	override;
1020	}	1224	}
1021		1225
1022	return 1 if $override;	1226	return 1 if $override;
1023	}	1227	}
…		…
1086		1290
1087	sub reattach {	1291	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1293	my ($obj) = @_;
1090		1294
		1295	# no longer needed after getting rid of delete_package?
1091	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1092		1297
1093	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
1094		1299
1095	@$registry = ();	1300	@$registry = ();
1096		1301
…		…
1101	for (@$attach) {	1306	for (@$attach) {
1102	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1103	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1104	}	1309	}
1105	} else {	1310	} else {
1106	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1107	}	1312	}
1108	}	1313	}
1109	}	1314	}
1110		1315
1111	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1138	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1139		1344
1140	sync_job {	1345	sync_job {
1141	if (length $$rdata) {	1346	if (length $$rdata) {
1142	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1143	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1144	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1145		1351
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1357	aio_fsync $fh;
		1358	}
1150	aio_close $fh;	1359	aio_close $fh;
1151		1360
1152	if (@$objs) {	1361	if (@$objs) {
1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1154	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1157	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1368	aio_fsync $fh;
		1369	}
1158	aio_close $fh;	1370	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1372	}
1161	} else {	1373	} else {
1162	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1163	}	1375	}
1164		1376
1165	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1381	} else {
1167	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1168	}	1383	}
1169	} else {	1384	} else {
1170	aio_unlink $filename;	1385	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1172	}	1387	}
…		…
1196	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1197	$av = $st->{objs};	1412	$av = $st->{objs};
1198	}	1413	}
1199		1414
1200	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1201	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1202	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1203		1419
1204	($data, $av)	1420	($data, $av)
1205	}	1421	}
1206		1422
1207	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1263	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1264		1480
1265	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1266	}	1482	}
1267		1483
		1484	use File::Glob ();
		1485
1268	cf::player->attach (	1486	cf::player->attach (
1269	on_command => sub {	1487	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1271		1489
1272	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1273	or return;	1491	or return;
1274		1492
…		…
1282	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1283		1501
1284	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1285		1503
1286	if (ref $msg) {	1504	if (ref $msg) {
1287	my ($type, $reply, @payload) =	1505	my ($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		1506
1292	my @reply;	1507	my @reply;
1293		1508
1294	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1295	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1297		1512
1298	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1299	if $reply;	1514	if $reply;
1300		1515
1301	} else {	1516	} else {
1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1303	}	1518	}
1304		1519
1305	cf::override;	1520	cf::override;
1306	},	1521	},
1307	);	1522	);
1308		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1309	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1310	cf::sync_job {	1553	cf::sync_job {
1311	my %todo;	1554	my %todo;
1312		1555
1313	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1314	next unless -r $path;	1557	next unless -r $path;
…		…
1332		1575
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1578
1336	$ext{source} =	1579	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1338	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1339	. $source	1582	. $source
1340	. "\n};\n1";	1583	. "\n};\n1";
1341		1584
1342	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1343	}	1586	}
1344		1587
		1588	my $pass = 0;
1345	my %done;	1589	my %done;
1346	while (%todo) {	1590	while (%todo) {
1347	my $progress;	1591	my $progress;
1348		1592
		1593	++$pass;
		1594
		1595	ext:
1349	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1598	next ext
1352	unless exists $done{$_};	1599	unless exists $done{$_};
1353	}	1600	}
1354		1601
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1603
1357	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1617
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1619	if exists $v->{meta}{mandatory};
1365		1620
1366	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1367	}	1630	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1631	}
1373		1632
1374	skip:	1633	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1377	}	1643	}
1378	};	1644	};
1379	}	1645	}
1380		1646
1381	#############################################################################	1647	#############################################################################
1382		1648
1383	=back	1649	=back
1384		1650
1385	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1386		1652
1387	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1388		1654
1389	=cut	1655	=cut
1390		1656
1391	package cf::player;	1657	package cf::player;
1392		1658
…		…
1435		1701
1436	sub exists($) {	1702	sub exists($) {
1437	my ($login) = @_;	1703	my ($login) = @_;
1438		1704
1439	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1441	}	1707	}
1442		1708
1443	sub find($) {	1709	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1711	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1466	}	1732	}
1467	}	1733	}
1468	}	1734	}
1469		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1470	sub save($) {	1749	sub save($) {
1471	my ($pl) = @_;	1750	my ($pl) = @_;
1472		1751
1473	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1474		1753
…		…
1479		1758
1480	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1482		1761
1483	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1484		1766
1485	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1768	cf::cede_to_tick;
1487	}	1769	}
1488		1770
…		…
1520	my ($pl) = @_;	1802	my ($pl) = @_;
1521		1803
1522	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1523		1805
1524	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1525	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1526		1808
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1528	$pl->deactivate;	1810	$pl->deactivate;
		1811
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;
1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1532	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1533		1817
1534	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1535	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1536	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1590	\@logins	1874	\@logins
1591	}	1875	}
1592		1876
1593	=item $player->maps	1877	=item $player->maps
1594		1878
		1879	=item cf::player::maps $login
		1880
1595	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1596	player. May block.	1882	player. May block.
1597		1883
1598	=cut	1884	=cut
1599		1885
…		…
1616	}	1902	}
1617		1903
1618	\@paths	1904	\@paths
1619	}	1905	}
1620		1906
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1908
1623	Expand crossfire pod fragments into protocol xml.	1909	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		1910
1714	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1715		1912
1716	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1717		1914
…		…
1749		1946
1750	=cut	1947	=cut
1751		1948
1752	sub find_by_path($) {	1949	sub find_by_path($) {
1753	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1754		1953
1755	my ($match, $specificity);	1954	my ($match, $specificity);
1756		1955
1757	for my $region (list) {	1956	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1787	sub generate_random_map {	1986	sub generate_random_map {
1788	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1789		1988
1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1791		1990
1792	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1991	$self->_create_random_map ($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}), $rmp->{custom}
1805	)
1806	}	1992	}
1807		1993
1808	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1809		1995
1810	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1815		2001
1816	sub register {	2002	sub register {
1817	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1818	my $pkg = caller;	2004	my $pkg = caller;
1819		2005
1820	no strict;
1821	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1822		2007
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	2009	}
1825		2010
1826	# also paths starting with '/'	2011	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		2013
1829	sub thawer_merge {	2014	sub thawer_merge {
1830	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1831		2016
1832	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1837	}	2022	}
1838		2023
1839	sub normalise {	2024	sub normalise {
1840	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1841		2026
1842	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1843		2028
1844	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1845		2030
1846	# map plan:	2031	# map plan:
1847	#	2032	#
…		…
1862	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1863	$path = "$base/$path";	2048	$path = "$base/$path";
1864	}	2049	}
1865		2050
1866	for ($path) {	2051	for ($path) {
1867	redo if s{//}{/};
1868	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1869	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1870	}	2054	}
1871		2055
1872	$path	2056	$path
…		…
1886	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1887	return $self;	2071	return $self;
1888	}	2072	}
1889	}	2073	}
1890		2074
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	2076	()
1893	}	2077	}
1894		2078
		2079	# may re-bless or do other evil things
1895	sub init {	2080	sub init {
1896	my ($self) = @_;	2081	my ($self) = @_;
1897		2082
1898	$self	2083	$self
1899	}	2084	}
…		…
1930		2115
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1933	}	2118	}
1934		2119
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 $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	2120	sub decay_objects {
1945	my ($self) = @_;	2121	my ($self) = @_;
1946		2122
1947	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1948		2124
…		…
1973	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1974		2150
1975	1	2151	1
1976	}	2152	}
1977		2153
		2154	# used to laod the header of an original map
1978	sub load_header_orig {	2155	sub load_header_orig {
1979	my ($self) = @_;	2156	my ($self) = @_;
1980		2157
1981	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1982	}	2159	}
1983		2160
		2161	# used to laod the header of an instantiated map
1984	sub load_header_temp {	2162	sub load_header_temp {
1985	my ($self) = @_;	2163	my ($self) = @_;
1986		2164
1987	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1988	}	2166	}
1989		2167
		2168	# called after loading the header from an instantiated map
1990	sub prepare_temp {	2169	sub prepare_temp {
1991	my ($self) = @_;	2170	my ($self) = @_;
1992		2171
1993	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1994	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1995	# safety	2174	# safety
1996	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1997	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1998	}	2177	}
1999		2178
		2179	# called after loading the header from an original map
2000	sub prepare_orig {	2180	sub prepare_orig {
2001	my ($self) = @_;	2181	my ($self) = @_;
2002		2182
2003	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2004	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2028		2208
2029	sub find;	2209	sub find;
2030	sub find {	2210	sub find {
2031	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2032		2212
		2213	cf::cede_to_tick;
		2214
2033	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2034		2216
2035	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2219
2038	$cf::MAP{$path} || do {	2220	$cf::MAP{$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	2221	my $map = new_from_path cf::map $path
2043	or return;	2222	or return;
2044		2223
2045	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2046		2225
…		…
2058		2237
2059	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2060	}	2239	}
2061	}	2240	}
2062		2241
2063	sub pre_load { }	2242	sub pre_load { }
2064	sub post_load { }	2243	#sub post_load { } # XS
2065		2244
2066	sub load {	2245	sub load {
2067	my ($self) = @_;	2246	my ($self) = @_;
2068		2247
2069	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2072		2251
2073	{	2252	{
2074	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2075		2254
2076	return unless $self->valid;	2255	return unless $self->valid;
2077	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2078
2079	$self->in_memory (cf::MAP_LOADING);
2080		2257
2081	$self->alloc;	2258	$self->alloc;
2082		2259
2083	$self->pre_load;	2260	$self->pre_load;
2084	cf::cede_to_tick;	2261	cf::cede_to_tick;
2085		2262
		2263	if (exists $self->{load_path}) {
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2265	$f->skip_block;
2088	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2089	or return;	2267	or return;
2090		2268
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
2092	if delete $self->{load_original};	2270	if delete $self->{load_original};
2093		2271
2094	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2273	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2097	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2098	$self->clear_unique_items;	2276	$self->clear_unique_items;
2099	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2100	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2101	}	2280	}
2102	}	2281	}
2103	}
2104		2282
2105	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2106		2290
2107	cf::cede_to_tick;	2291	cf::cede_to_tick;
2108	# now do the right thing for maps	2292	# now do the right thing for maps
2109	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2110	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2114	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2299	$self->decay_objects;
2116	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2117	$self->update_buttons;	2301	$self->update_buttons;
2118	cf::cede_to_tick;	2302	cf::cede_to_tick;
2119	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2120	cf::cede_to_tick;
2121	$self->activate;
2122	}	2304	}
2123		2305
2124	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2126
2127	$self->in_memory (cf::MAP_ACTIVE);
2128	}	2308	}
2129		2309
2130	$self->post_load;	2310	$self->post_load;
2131	}
2132		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2318	sub customise_for {
2134	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2135		2320
2136	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2322	if $self->per_player;
…		…
2140	# if $self->per_party;	2325	# if $self->per_party;
2141		2326
2142	$self	2327	$self
2143	}	2328	}
2144		2329
2145	# find and load all maps in the 3x3 area around a map
2146	sub load_neighbours {
2147	my ($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	$neigh->load;
2168	}
2169	}
2170
2171	sub find_sync {	2330	sub find_sync {
2172	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2173		2332
2174	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2175	}	2338	}
2176		2339
2177	sub do_load_sync {	2340	sub do_load_sync {
2178	my ($map) = @_;	2341	my ($map) = @_;
2179		2342
		2343	# it's a bug to call this from the main context
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2182		2346
2183	cf::sync_job { $map->load };	2347	$map->load;
2184	}	2348	}
2185		2349
2186	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2188		2352
2189	sub find_async {	2353	sub find_async {
2190	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2191		2355
2192	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2193		2357
2194	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2196	}	2360	}
2197		2361
2198	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2199		2363
2200	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2214	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2215		2379
2216	()	2380	()
2217	}	2381	}
2218		2382
		2383	# common code, used by both ->save and ->swapout
2219	sub save {	2384	sub _save {
2220	my ($self) = @_;	2385	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2386
2224	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2225		2388
2226	return unless $self->dirty;	2389	return unless $self->dirty;
2227		2390
…		…
2247	} else {	2410	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2412	}
2250	}	2413	}
2251		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2252	sub swap_out {	2423	sub swap_out {
2253	my ($self) = @_;	2424	my ($self) = @_;
2254		2425
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2260	return if $self->players;	2430	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2262	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2263		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2264	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2265		2482
2266	$self->deactivate;	2483	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2485	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($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		2486
2314	$self->unlink_save;	2487	$self->unlink_save;
2315	$self->destroy;	2488	$self->destroy;
2316	}	2489	}
2317		2490
…		…
2325		2498
2326	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2327		2500
2328	$self->unlink_save;	2501	$self->unlink_save;
2329		2502
2330	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2508
…		…
2392	: normalise $_	2565	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2567	]
2395	}	2568	}
2396		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2397	=back	2602	=back
2398		2603
2399	=head3 cf::object	2604	=head3 cf::object
2400		2605
2401	=cut	2606	=cut
…		…
2466		2671
2467	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2468	id => "say",	2673	id => "say",
2469	title => "Map",	2674	title => "Map",
2470	reply => "say ",	2675	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2677	};
2473		2678
2474	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2475	id => "chat",	2680	id => "chat",
2476	title => "Chat",	2681	title => "Chat",
…		…
2531		2736
2532	=item $player_object->enter_link	2737	=item $player_object->enter_link
2533		2738
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2740
2536	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2537	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2538		2745
2539	Will never block.	2746	Will never block.
2540		2747
2541	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2542		2749
…		…
2562	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2770	my ($self) = @_;
2564		2771
2565	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2566		2773
		2774	++$self->{_link_recursion};
		2775
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2777
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2571		2780
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2782	}
2574		2783
2575	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2577		2786
…		…
2594	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2596		2805
2597	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2600		2809
2601	$map->load;	2810	$map->load;
2602	$map->load_neighbours;
2603		2811
2604	return unless $self->contr->active;	2812	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2813
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2609	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2610		2821
		2822	}
		2823
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2825
2613	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2614	her, loading and preparing them map, calling the provided $check callback	2827	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	2828	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	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2623		2836
2624	our $GOTOGEN;	2837	our $GOTOGEN;
2625		2838
2626	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2627	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2628		2847
2629	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2631		2850
2632	$self->enter_link;	2851	$self->enter_link;
…		…
2652	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2653	}	2872	}
2654	}	2873	}
2655		2874
2656	my $map = eval {	2875	my $map = eval {
2657	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2658		2877
2659	if ($map) {	2878	if ($map) {
2660	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2661	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2662	} else {	2881	} else {
2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2664	}	2883	}
2665		2884
2666	$map	2885	$map
…		…
2674	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2675	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2676	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2677	}	2896	}
2678		2897
2679	$done->() if $done;	2898	$done->($self) if $done;
2680	})->prio (1);	2899	})->prio (1);
2681	}	2900	}
2682		2901
2683	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2684		2903
…		…
2752	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2753		2972
2754	unless (eval {	2973	unless (eval {
2755	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2756		2975
2757	# random map handling
2758	{
2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
2760
2761	prepare_random_map $exit
2762	if $exit->slaying eq "/!";
2763	}
2764
2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2766	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2767	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2768		3002
2769	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2770		3004
2771	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2772	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2774		3008
2775	1	3009	1
2776	}) {	3010	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2779	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2781		3015
2782	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2783	$self->leave_link;	3017	$self->leave_link;
2784	}	3018	}
2785	})->prio (1);	3019	})->prio (1);
2786	}	3020	}
2787		3021
…		…
2799	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2801		3035
2802	utf8::encode $text;	3036	utf8::encode $text;
2803	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2804	}	3063	}
2805		3064
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		3066
2808	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2812		3071
2813	=cut	3072	=cut
2814		3073
2815	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2816	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2817	"c/identify" => {	3082	"c/identify" => {
2818	id => "infobox",	3083	id => "infobox",
2819	title => "Identify",	3084	title => "Identify",
2820	reply => undef,	3085	reply => undef,
2821	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	3088	"c/examine" => {
2824	id => "infobox",	3089	id => "infobox",
2825	title => "Examine",	3090	title => "Examine",
2826	reply => undef,	3091	reply => undef,
2827	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2828	},	3099	},
2829	"c/book" => {	3100	"c/book" => {
2830	id => "infobox",	3101	id => "infobox",
2831	title => "Book",	3102	title => "Book",
2832	reply => undef,	3103	reply => undef,
…		…
2848	id => "infobox",	3119	id => "infobox",
2849	title => "Body Parts",	3120	title => "Body Parts",
2850	reply => undef,	3121	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2852	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2853	"c/uptime" => {	3160	"c/uptime" => {
2854	id => "infobox",	3161	id => "infobox",
2855	title => "Uptime",	3162	title => "Uptime",
2856	reply => undef,	3163	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	3173	id => "party",
2867	title => "Party",	3174	title => "Party",
2868	reply => "gsay ",	3175	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2870	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2871	);	3186	);
2872		3187
2873	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2875		3190
2876	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2877		3193
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		3195
2880	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2883		3199
2884	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	3201	$channel = $channel->{id};
2888		3202
2889	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	3208	}
2896		3209
2897	$channel = $channel->{id};	3210	$channel = $channel->{id};
2898	}	3211	}
2899		3212
2900	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2901		3214
2902	if ($self->can_msg) {
2903	# default colour, mask it out	3215	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2906		3218
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	3222	);
2910	if ($color >= 0) {
2911	# replace some tags by gcfclient-compatible ones
2912	for ($msg) {
2913	1 while
2914	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2915	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2916	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2917	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2918	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2919	}
2920		3223
2921	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2922
2923	utf8::encode $msg;
2924
2925	if (0 && $msg =~ /\[/) {
2926	# COMMAND/INFO
2927	$self->send_packet ("drawextinfo $color 10 8 $msg")
2928	} else {
2929	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2930	$self->send_packet ("drawinfo $color $msg")
2931	}
2932	}
2933	}
2934	}	3225	}
2935		3226
2936	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2937		3228
2938	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2941		3232
2942	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2944		3235
2945	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3241	}
2951	}	3242	}
2952		3243
2953	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2954		3245
…		…
2957	=cut	3248	=cut
2958		3249
2959	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2961		3252
2962	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}
2969	}	3256	}
2970		3257
2971	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2972		3259
2973	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3028	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3029		3316
3030	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3031		3318
3032	if (ref $msg) {	3319	if (ref $msg) {
3033	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3034	"ARRAY" eq ref $msg
3035	? @$msg
3036	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3037		3321
3038	my @reply;	3322	my @reply;
3039		3323
3040	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3041	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3043		3327
3044	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3045	if $reply;	3329	if $reply;
3046		3330
3047	} else {	3331	} else {
3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3049	}	3333	}
3050		3334
3051	cf::override;	3335	cf::override;
3052	},	3336	},
3053	);	3337	);
…		…
3073		3357
3074	$coro	3358	$coro
3075	}	3359	}
3076		3360
3077	cf::client->attach (	3361	cf::client->attach (
3078	on_destroy => sub {	3362	on_client_destroy => sub {
3079	my ($ns) = @_;	3363	my ($ns) = @_;
3080		3364
3081	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3082	},	3366	},
3083	);	3367	);
…		…
3099	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3100		3384
3101	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3102		3386
3103	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3106	sort time	3390	sort time
3107	));	3391	));
3108		3392
3109	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3114		3398
3115	cf::object	3399	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3118		3403
3119	cf::object::player	3404	cf::object::player
3120	player	3405	player
3121		3406
3122	cf::player	3407	cf::player
…		…
3128	=cut	3413	=cut
3129		3414
3130	for (	3415	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3133	decrease split destroy)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3137	) {	3422	) {
3138	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3141	for @funs;	3425	for @funs;
3142	}	3426	}
3143		3427
…		…
3158		3442
3159	my $qcode = $code;	3443	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3162		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3163	local $_;	3450	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3451
3166	my $eval =	3452	my $eval =
3167	"do {\n"	3453	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3456	. $code
3171	. "\n}"	3457	. "\n}"
3172	;	3458	;
3173		3459
		3460	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3177		3469
3178	if ($@) {	3470	if ($@) {
3179	warn "$@";	3471	warn "$@",
3180	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3181	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3182	}	3474	}
3183		3475
3184	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3185	}	3477	}
3186		3478
…		…
3200	=cut	3492	=cut
3201		3493
3202	sub register_script_function {	3494	sub register_script_function {
3203	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3204		3496
3205	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3207	}	3499	}
3208		3500
3209	=back	3501	=back
3210		3502
3211	=cut	3503	=cut
3212		3504
3213	#############################################################################	3505	#############################################################################
3214	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3215		3509
3216	sub load_facedata($) {	3510	sub load_facedata($) {
3217	my ($path) = @_;	3511	my ($path) = @_;
3218		3512
3219	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3220	# for this (global event?)	3514	# for this (global event?)
3221	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3222		3516
3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3224		3518
3225	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3226		3520
3227	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3228	0 < aio_load $path, $facedata
3229	or die "$path: $!";
3230
3231	$facedata = Coro::Storable::thaw $facedata;
3232		3522
3233	$facedata->{version} == 2	3523	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3525
3236	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3529	type => FT_RSRC,
3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3240	};	3532	};
3241	cf::cede_to_tick;	3533	cf::cede_to_tick;
3242		3534
3243	{	3535	{
3244	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3245		3537
3246	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3541
3249	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3253		3548
3254	cf::cede_to_tick;	3549	cf::cede_to_tick;
3255	}	3550	}
3256		3551
3257	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3262		3557
3263	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3264	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3266	} else {	3561	} else {
3267	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3268	}	3563	}
3269		3564
3270	cf::cede_to_tick;	3565	cf::cede_to_tick;
3271	}	3566	}
3272	}	3567	}
…		…
3281		3576
3282	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3283	}	3578	}
3284		3579
3285	{	3580	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3289		3582
3290	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3587
3295	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3296	# prepend meta info
3297
3298	my $meta = $enc->encode ({
3299	name => $name,
3300	%{ $info->{meta} || {} },
3301	});
3302
3303	$data = pack "(w/a*)*", $meta, $info->{data};
3304	} else {
3305	$data = $info->{data};
3306	}
3307
3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3309	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3310	} else {	3592	} else {
3311	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3312	}	3594	}
3313		3595
3314	cf::cede_to_tick;	3596	cf::cede_to_tick;
3315	}	3597	}
3316	}	3598	}
3317		3599
3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3319		3601
3320	1	3602	1
3321	}	3603	}
3322
3323	cf::global->attach (on_resource_update => sub {
3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3326
3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3328	my $sound = $soundconf->{compat}[$_]
3329	or next;
3330
3331	my $face = cf::face::find "sound/$sound->[1]";
3332	cf::sound::set $sound->[0] => $face;
3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3334	}
3335
3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
3337	my $face = cf::face::find "sound/$v";
3338	cf::sound::set $k => $face;
3339	}
3340	}
3341	});
3342		3604
3343	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3344	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3345		3607
3346	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3385	sub reload_treasures {	3647	sub reload_treasures {
3386	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3387	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3388	}	3650	}
3389		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3390	sub reload_resources {	3672	sub reload_resources {
3391	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3392		3674
		3675	reload_exp_table;
		3676	reload_materials;
3393	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3394	reload_archetypes;	3679	reload_archetypes;
3395	reload_regions;	3680	reload_regions;
3396	reload_treasures;	3681	reload_treasures;
3397		3682
3398	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3399	}
3400
3401	sub init {
3402	my $guard = freeze_mainloop;
3403
3404	evthread_start IO::AIO::poll_fileno;
3405
3406	reload_resources;
3407	}	3684	}
3408		3685
3409	sub reload_config {	3686	sub reload_config {
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3411	or return;
3412		3688
3413	local $/;	3689	my $config = load_file "$CONFDIR/config";
3414	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3415		3692
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3417		3694
3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3420		3697
3421	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3425	};	3702	};
3426	warn $@ if $@;	3703	warn $@ if $@;
3427	}	3704	}
3428	}	3705	}
3429		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3430	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3431	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3748	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3750	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3438	};	3752	};
3439		3753
3440	{	3754	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3442	reload_config;	3766	reload_config;
3443	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3444	load_extensions;	3777	load_extensions;
3445		3778
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3779	utime time, time, $RUNTIMEFILE;
		3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
3447	}	3786	};
3448		3787
3449	EV::loop;	3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3450	}	3796	}
3451		3797
3452	#############################################################################	3798	#############################################################################
3453	# initialisation and cleanup	3799	# initialisation and cleanup
3454		3800
3455	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3456	BEGIN {	3802	BEGIN {
3457	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3458	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3460	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3461	};	3807	};
3462	}	3808	}
3463	}	3809	}
3464		3810
3465	sub write_runtime_sync {	3811	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3467		3813
3468	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3470		3816
3471	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3818
3473	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3474		3820
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3822	or return;
3477		3823
3478	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3491		3837
3492	close $fh	3838	close $fh
3493	or return;	3839	or return;
3494		3840
3495	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3842	and return;
3497		3843
3498	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3845
3500	1	3846	1
3501	}	3847	}
3502		3848
3503	our $uuid_lock;	3849	our $uuid_lock;
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3858	my $uuid = "$LOCALDIR/uuid";
3513		3859
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3861	or return;
3516		3862
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3871	$uuid_skip = 0;
3519		3872
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3874	and return;
3522		3875
…		…
3528	or return;	3881	or return;
3529		3882
3530	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3531	and return;	3884	and return;
3532		3885
3533	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3534		3887
3535	1	3888	1
3536		3889
3537	}	3890	}
3538		3891
…		…
3544	}	3897	}
3545		3898
3546	sub emergency_save() {	3899	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3548		3901
3549	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3550		3908
3551	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3552	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3918	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3920	$pl->save;
3561	}	3921	}
3562	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3563		3923
3564	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3929	$map->valid or next;
3568	$map->save;	3930	$map->save;
3569	}	3931	}
3570	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3571		3933
3572	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3575		3939
3576	warn "begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3941	write_uuid_sync 1;
3578	warn "end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3579	};	3962	};
3580		3963
3581	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3582	}	3965	}
3583		3966
3584	sub post_cleanup {	3967	sub post_cleanup {
3585	my ($make_core) = @_;	3968	my ($make_core) = @_;
3586		3969
		3970	IO::AIO::flush;
		3971
3587	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
		3977	}
		3978
		3979	# a safer delete_package, copied from Symbol
		3980	sub clear_package($) {
		3981	my $pkg = shift;
		3982
		3983	# expand to full symbol table name if needed
		3984	unless ($pkg =~ /^main::.*::$/) {
		3985	$pkg = "main$pkg" if $pkg =~ /^::/;
		3986	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3987	$pkg .= '::' unless $pkg =~ /::$/;
		3988	}
		3989
		3990	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3991	my $stem_symtab = *{$stem}{HASH};
		3992
		3993	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3994	or return;
		3995
		3996	# clear all symbols
		3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3998	for my $name (keys %$leaf_symtab) {
		3999	_gv_clear *{"$pkg$name"};
		4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4001	}
3589	}	4002	}
3590		4003
3591	sub do_reload_perl() {	4004	sub do_reload_perl() {
3592	# can/must only be called in main	4005	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3594	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3595	return;	4008	return;
3596	}	4009	}
3597		4010
3598	warn "reloading...";	4011	return if $RELOAD++;
3599		4012
3600	warn "entering sync_job";	4013	my $t1 = AE::time;
3601		4014
		4015	while ($RELOAD) {
		4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
		4018
		4019	trace "perl_reload: entering sync_job";
		4020
3602	cf::sync_job {	4021	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	4022	#cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark
3606		4023
3607	warn "syncing database to disk";
3608	BDB::db_env_txn_checkpoint $DB_ENV;
3609
3610	# if anything goes wrong in here, we should simply crash as we already saved
3611
3612	warn "flushing outstanding aio requests";
3613	for (;;) {
3614	BDB::flush;
3615	IO::AIO::flush;
3616	Coro::cede_notself;
3617	last unless IO::AIO::nreqs || BDB::nreqs;
3618	warn "iterate...";
3619	}
3620
3621	++$RELOAD;
3622
3623	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3624	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3625	%EXT_CORO = ();	4026	%EXT_CORO = ();
3626		4027
3627	warn "removing commands";	4028	trace "perl_reload: removing commands";
3628	%COMMAND = ();	4029	%COMMAND = ();
3629		4030
3630	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3631	%EXTCMD = ();	4032	%EXTCMD = ();
3632	%EXTICMD = ();	4033	%EXTICMD = ();
3633		4034
3634	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3635	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3636	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3637		4038
3638	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3639	eval {	4040	eval {
3640	$cb->($pkg);	4041	$cb->($pkg);
3641	1	4042	1
3642	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
		4044	}
		4045
		4046	trace "... clearing $pkg";
		4047	clear_package $pkg;
3643	}	4048	}
3644		4049
3645	warn "... nuking $pkg";
3646	Symbol::delete_package $pkg;
3647	}
3648
3649	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3650	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		4053
3653	warn "... unloading $k";	4054	trace "... unloading $k";
3654	delete $INC{$k};	4055	delete $INC{$k};
3655		4056
3656	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3658		4059
3659	if (my $cb = $k->can ("unload_module")) {	4060	if (my $cb = $k->can ("unload_module")) {
3660	$cb->();	4061	$cb->();
		4062	}
		4063
		4064	clear_package $k;
3661	}	4065	}
3662		4066
3663	Symbol::delete_package $k;
3664	}
3665
3666	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	4068	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		4070
3670	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		4074
3674	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3675	# and global variables created in xs	4076	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3677		4078
3678	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3679		4080
3680	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3681	require cf;	4082	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3683		4084
3684	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3685	cf::reload_config;	4086	cf::reload_config;
3686		4087
3687	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3688	cf::load_extensions;	4089	cf::load_extensions;
3689		4090
		4091	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3693	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3696		4099
3697	warn "leaving sync_job";	4100	cf::_post_init 1;
3698		4101
		4102	trace "perl_reload: leaving sync_job";
		4103
3699	1	4104	1
3700	} or do {	4105	} or do {
3701	warn $@;	4106	error $@;
3702	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
		4108	};
		4109
		4110	--$RELOAD;
3703	};	4111	}
3704		4112
3705	warn "reloaded";	4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3706	};	4115	};
3707		4116
3708	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3709		4118
3710	sub reload_perl() {	4119	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3713		4122
		4123	$RELOAD_WATCHER ||= cf::async {
		4124	Coro::AIO::aio_wait cache_extensions;
		4125
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	4127	do_reload_perl;
3716	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
		4129	};
3717	};	4130	};
3718	}	4131	}
3719		4132
3720	register_command "reload" => sub {	4133	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
…		…
3727	reload_perl;	4140	reload_perl;
3728	};	4141	};
3729	}	4142	}
3730	};	4143	};
3731		4144
3732	unshift @INC, $LIBDIR;	4145	#############################################################################
3733		4146
3734	my $bug_warning = 0;	4147	my $bug_warning = 0;
3735		4148
3736	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;
3738
3739	sub wait_for_tick {	4149	sub wait_for_tick() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3741		4151
3742	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3743	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;
3745	}	4153	}
3746		4154
3747	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3749		4157
3750	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	4160	$signal->wait;
3753	}	4161	}
…		…
3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3758	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3759	return;	4167	return;
3760	}	4168	}
3761		4169
3762	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3763		4173
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	4176	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3768	write_runtime_sync	4178	write_runtime_sync
3769	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3770	};	4180	};
3771	}	4181	}
3772		4182
3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3774	$sig->send;	4184	$sig->send;
3775	}	4185	}
3776	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3777	$sig->send;
3778	}
3779		4187
3780	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3782		4190
3783	if (0) {	4191	if (0) {
3784	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3785	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3787	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3788	}	4196	}
3789	}	4197	}
3790	}	4198	}
3791		4199
3792	{	4200	{
3793	# configure BDB	4201	# configure BDB
3794		4202
3795	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3798		4206
3799	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3802	| BDB::LOG_AUTOREMOVE, 1);	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4211	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3803	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4212	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3804	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4213	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3805		4214
3806	cf::sync_job {	4215	cf::sync_job {
3807	eval {	4216	eval {
…		…
3836	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3837	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3838	undef $AnyEvent::AIO::WATCHER;	4247	undef $AnyEvent::AIO::WATCHER;
3839	}	4248	}
3840		4249
3841	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3842		4252
3843	sub _log_backtrace {	4253	sub _log_backtrace {
3844	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3845		4255
3846	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3847		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3848	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3849	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3850	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3851	async {	4266	async {
3852	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3853		4268
3854	my @bt = fork_call {	4269	my @bt = fork_call {
3855	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
…		…
3866	}	4281	}
3867		4282
3868	@funcs	4283	@funcs
3869	};	4284	};
3870		4285
3871	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4289	--$_log_backtrace;
3874	};	4290	};
3875	} else {	4291	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3878	}	4294	}
3879	}	4295	}
3880		4296
3881	# load additional modules	4297	# load additional modules
3882	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3883		4300
3884	END { cf::emergency_save }	4301	END { cf::emergency_save }
3885		4302
3886	1	4303	1
3887		4304

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