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Revision 1.422 by root, Tue Apr 15 20:46:55 2008 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	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 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		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;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		75
65	$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" };
66		78
67	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;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
86	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
92	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;
93		120
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	123	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		125
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	129	our $DB_ENV;
105		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
106	our %CFG;	133	our %CFG;
107		134
108	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
110	our $NOW;	138	our $NOW;
111		139
112	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	149	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
123		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
		159
124	binmode STDOUT;	160	binmode STDOUT;
125	binmode STDERR;	161	binmode STDERR;
126		162
127	# read virtual server time, if available	163	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
132	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
133		171
134	mkdir $_	172	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		174
137	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
138		176
139	sub cf::map::normalise;	177	sub cf::map::normalise;
140		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
141	#############################################################################	183	#############################################################################
142		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
143	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
144		197
145	=over 4	198	=over 4
146		199
147	=item $cf::UPTIME	200	=item $cf::UPTIME
148		201
149	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
150		218
151	=item $cf::RUNTIME	219	=item $cf::RUNTIME
152		220
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	222	every server tick.
…		…
160	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
163	database environment.	231	database environment.
164		232
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	233	=item $cf::LOADAVG
174		234
175	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	246	from wherever your confdir points to.
187		247
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		249
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
194	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
195		272
196	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	275	that call.
199		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
200	=back	283	=back
201		284
202	=cut	285	=cut
203		286
204	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	294	my $msg = join "", @_;
207		295
208	$msg .= "\n"	296	$msg .= "\n"
209	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
210		298
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		300
213	LOG llevError, $msg;	301	LOG llevWarn, $msg;
214	};	302	};
215	}
216		303
217	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
219		306
220	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	311	return;#d#
223	}#d#	312	}#d#
224		313
225	# kill coroutine otherwise	314	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	315	Coro::terminate
228	};	316	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		317
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	328	for my $pkg (qw(
243	cf::global cf::attachable	329	cf::global cf::attachable
244	cf::object cf::object::player	330	cf::object cf::object::player
245	cf::client cf::player	331	cf::client cf::player
246	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
247	cf::map cf::party cf::region	334	cf::party cf::region
248	)) {	335	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	337	}
252		338
253	$EV::DIED = sub {	339	$EV::DIED = sub {
254	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
255	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
256		347
257	#############################################################################	348	#############################################################################
258		349
259	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
260		351
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	373	$d
283	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
284	}	375	}
285		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
286	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
287		392
288	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
289		394
290	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		402
298	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
300		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
301	=item cf::lock_wait $string	468	=item cf::lock_wait $string
302		469
303	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
304		471
305	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
306		473
307	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
310	returned.	477	returned.
311		478
312	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	480	deadlocked coro.
…		…
319		486
320	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
321		488
322	=cut	489	=cut
323		490
324	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		492
327	sub lock_wait($) {	493	sub lock_wait($) {
328	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	495	}
341		496
342	sub lock_acquire($) {	497	sub lock_acquire($) {
343	my ($key) = @_;	498	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	499	}
357		500
358	sub lock_active($) {	501	sub lock_active($) {
359	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	503	}
363		504
364	sub freeze_mainloop {	505	sub freeze_mainloop {
365	tick_inhibit_inc;	506	tick_inhibit_inc;
366		507
367	Coro::guard \&tick_inhibit_dec;	508	&Guard::guard (\&tick_inhibit_dec);
368	}	509	}
369		510
370	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
371		512
372	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	514	get spread over time.
374		515
375	=cut	516	=cut
376		517
377	sub periodic($$) {	518	sub periodic($$) {
378	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
383	}	524	}
384		525
385	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
386		527
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
390		535
391	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
392	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
393		538
394	Useful for short background jobs.	539	Useful for short background jobs.
395		540
396	=cut	541	=cut
397		542
398	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
400		546
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
404		550
405	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
406		553
407	while () {	554	while () {
408	next_job:	555	next_job:
		556
409	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	558
411	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	563	$job->[2]->send;
415	Coro::cede;	564	Coro::cede;
416	goto next_job;	565	goto next_job;
417	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	568	}
419	}	569	}
420		570
421	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	574	} else {
		575	$busy = 0;
426	Coro::schedule;	576	Coro::schedule;
427	}	577	}
428	}	578	}
429	};	579	};
430		580
431	sub get_slot($;$$) {	581	sub get_slot($;$$) {
432	return if tick_inhibit;	582	return if tick_inhibit || $Coro::current == $Coro::main;
433		583
434	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
435		585
436	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
437	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
438		589
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
467	=cut	618	=cut
468		619
469	sub sync_job(&) {	620	sub sync_job(&) {
470	my ($job) = @_;	621	my ($job) = @_;
471		622
472	if ($Coro::current == $Coro::main) {	623	if (in_main) {
473	my $time = EV::time;	624	my $time = AE::time;
474		625
475	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
477		628
478	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
479		630
480	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
481		632
482	my $busy = 1;	633	my $busy = 1;
483	my @res;	634	my @res;
484		635
485	(async {	636	(async {
486	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	638	@res = eval { $job->() };
488	warn $@ if $@;	639	error $@ if $@;
489	undef $busy;	640	undef $busy;
490	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
491		642
492	while ($busy) {	643	while ($busy) {
493	if (Coro::nready) {	644	if (Coro::nready) {
…		…
495	} else {	646	} else {
496	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
497	}	648	}
498	}	649	}
499		650
500	my $time = EV::time - $time;	651	my $time = AE::time - $time;
501		652
502	$TICK_START += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
503		654
504	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
505	} else {	656	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
528		679
529	$coro	680	$coro
530	}	681	}
531		682
532	=item fork_call { }, $args	683	=item fork_call { }, @args
533		684
534	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
535	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
536	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
537	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
538		689
539	=cut	690	=cut
540		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
541	sub fork_call(&@) {	696	sub fork_call(&@) {
542	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
543		698
544	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
545	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
547		702
548	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
549	reset_signals;	704	cf::post_fork;
550	&$cb	705	&$cb
551	}, @args;	706	} @args;
552		707
553	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
554	}	720	}
555		721
556	=item $coin = coin_from_name $name	722	=item $coin = coin_from_name $name
557		723
558	=cut	724	=cut
…		…
595	within each server.	761	within each server.
596		762
597	=cut	763	=cut
598		764
599	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
600	my ($name) = @_;	769	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
602		771
603	eval {	772	eval {
604	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
614	}	783	}
615		784
616	our $DB;	785	our $DB;
617		786
618	sub db_init {	787	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	788	$DB ||= db_table "db";
621	};
622	}	789	}
623		790
624	sub db_get($$) {	791	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
626		793
627	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
628	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
629		798
630	$! ? ()	799	$! ? ()
631	: $data	800	: $data
632	}
633	}	801	}
634		802
635	sub db_put($$$) {	803	sub db_put($$$) {
636	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		833
666	my @data;	834	my @data;
667	my $md5;	835	my $md5;
668		836
669	for (0 .. $#$src) {	837	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	839	}
673		840
674	# if processing is expensive, check	841	# if processing is expensive, check
675	# checksum first	842	# checksum first
676	if (1) {	843	if (1) {
…		…
693		860
694	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	862	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
697		864
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		866
700	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
703		870
…		…
713		880
714	=cut	881	=cut
715		882
716	sub datalog($@) {	883	sub datalog($@) {
717	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	886	}
720		887
721	=back	888	=back
722		889
723	=cut	890	=cut
724		891
725	#############################################################################	892	#############################################################################
726		893
727	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
728		895
729	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
732		899
733	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
785		952
786	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
788		955
789	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
791		958
792	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
793		960
794	=over 4	961	=over 4
…		…
918		1085
919	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1088
922	} elsif (ref $type) {	1089	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
924		1091
925	} else {	1092	} else {
926	shift @arg;	1093	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
928	}	1095	}
929	}	1096	}
930	}	1097	}
931		1098
932	sub _object_attach {	1099	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
943	}	1110	}
944		1111
945	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
946	} else {	1113	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1115	}
949		1116
950	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
951	}	1118	}
952		1119
…		…
1011		1178
1012	for (@$callbacks) {	1179	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
1014		1181
1015	if ($@) {	1182	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1184	override;
1019	}	1185	}
1020		1186
1021	return 1 if $override;	1187	return 1 if $override;
1022	}	1188	}
…		…
1085		1251
1086	sub reattach {	1252	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1254	my ($obj) = @_;
1089		1255
		1256	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1258
1092	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1093		1260
1094	@$registry = ();	1261	@$registry = ();
1095		1262
…		…
1100	for (@$attach) {	1267	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1103	}	1270	}
1104	} else {	1271	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1273	}
1107	}	1274	}
1108	}	1275	}
1109		1276
1110	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1138		1305
1139	sync_job {	1306	sync_job {
1140	if (length $$rdata) {	1307	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1144		1312
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1149	close $fh;	1320	aio_close $fh;
1150		1321
1151	if (@$objs) {	1322	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1157	close $fh;	1331	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1333	}
1160	} else {	1334	} else {
1161	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1162	}	1336	}
1163		1337
1164	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1342	} else {
1166	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1167	}	1344	}
1168	} else {	1345	} else {
1169	aio_unlink $filename;	1346	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1171	}	1348	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1373	$av = $st->{objs};
1197	}	1374	}
1198		1375
1199	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1202		1380
1203	($data, $av)	1381	($data, $av)
1204	}	1382	}
1205		1383
1206	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1263		1441
1264	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1265	}	1443	}
1266		1444
		1445	use File::Glob ();
		1446
1267	cf::player->attach (	1447	cf::player->attach (
1268	on_command => sub {	1448	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1270		1450
1271	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1272	or return;	1452	or return;
1273		1453
…		…
1281	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1282		1462
1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1284		1464
1285	if (ref $msg) {	1465	if (ref $msg) {
1286	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1287	"ARRAY" eq ref $msg
1288	? @$msg
1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1290		1467
1291	my @reply;	1468	my @reply;
1292		1469
1293	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1294	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1296		1473
1297	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1475	if $reply;
1299		1476
1300	} else {	1477	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1479	}
1303		1480
1304	cf::override;	1481	cf::override;
1305	},	1482	},
1306	);	1483	);
1307		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1308	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1309	cf::sync_job {	1501	cf::sync_job {
1310	my %todo;	1502	my %todo;
1311		1503
1312	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1505	next unless -r $path;
…		…
1331		1523
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1526
1335	$ext{source} =	1527	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1338	. $source	1530	. $source
1339	. "\n};\n1";	1531	. "\n};\n1";
1340		1532
1341	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1342	}	1534	}
1343		1535
		1536	my $pass = 0;
1344	my %done;	1537	my %done;
1345	while (%todo) {	1538	while (%todo) {
1346	my $progress;	1539	my $progress;
1347		1540
		1541	++$pass;
		1542
		1543	ext:
1348	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1546	next ext
1351	unless exists $done{$_};	1547	unless exists $done{$_};
1352	}	1548	}
1353		1549
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1551
1356	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1556
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1558	if exists $v->{meta}{mandatory};
1364		1559
1365	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1366	}	1569	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1570	}
1372		1571
1373	skip:	1572	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1376	}	1582	}
1377	};	1583	};
1378	}	1584	}
1379		1585
1380	#############################################################################	1586	#############################################################################
1381		1587
1382	=back	1588	=back
1383		1589
1384	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1385		1591
1386	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1387		1593
1388	=cut	1594	=cut
1389		1595
1390	package cf::player;	1596	package cf::player;
1391		1597
…		…
1434		1640
1435	sub exists($) {	1641	sub exists($) {
1436	my ($login) = @_;	1642	my ($login) = @_;
1437		1643
1438	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1440	}	1646	}
1441		1647
1442	sub find($) {	1648	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1650	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1663	or return;
1458		1664
1459	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1460	or return;	1666	or return;
		1667
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1464	}	1671	}
1465	}	1672	}
1466	}	1673	}
1467		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1468	sub save($) {	1688	sub save($) {
1469	my ($pl) = @_;	1689	my ($pl) = @_;
1470		1690
1471	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1472		1692
…		…
1477		1697
1478	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1480		1700
1481	cf::get_slot 0.01;	1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1705
1483	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1707	cf::cede_to_tick;
1485	}	1708	}
1486		1709
…		…
1518	my ($pl) = @_;	1741	my ($pl) = @_;
1519		1742
1520	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1521		1744
1522	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1747
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1526	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1528	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1529		1756
1530	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1532	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1570		1797
1571	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1572	my $path = path $login;	1799	my $path = path $login;
1573		1800
1574	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1807	}
1580		1808
…		…
1584		1812
1585	\@logins	1813	\@logins
1586	}	1814	}
1587		1815
1588	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1589		1819
1590	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1591	player. May block.	1821	player. May block.
1592		1822
1593	=cut	1823	=cut
…		…
1611	}	1841	}
1612		1842
1613	\@paths	1843	\@paths
1614	}	1844	}
1615		1845
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1847
1618	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1849
1709	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1710		1851
1711	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1712		1853
…		…
1744		1885
1745	=cut	1886	=cut
1746		1887
1747	sub find_by_path($) {	1888	sub find_by_path($) {
1748	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1749		1892
1750	my ($match, $specificity);	1893	my ($match, $specificity);
1751		1894
1752	for my $region (list) {	1895	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1782	sub generate_random_map {	1925	sub generate_random_map {
1783	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1784		1927
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1929
1787	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1796	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1797	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1798	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1799	(cf::region::find $rmp->{region}), $rmp->{custom}
1800	)
1801	}	1931	}
1802		1932
1803	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1804		1934
1805	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1810		1940
1811	sub register {	1941	sub register {
1812	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1813	my $pkg = caller;	1943	my $pkg = caller;
1814		1944
1815	no strict;
1816	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1817		1946
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	1948	}
1820		1949
1821	# also paths starting with '/'	1950	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		1952
1824	sub thawer_merge {	1953	sub thawer_merge {
1825	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1826		1955
1827	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1832	}	1961	}
1833		1962
1834	sub normalise {	1963	sub normalise {
1835	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1836		1965
1837	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1838		1967
1839	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1840		1969
1841	# map plan:	1970	# map plan:
1842	#	1971	#
…		…
1857	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1858	$path = "$base/$path";	1987	$path = "$base/$path";
1859	}	1988	}
1860		1989
1861	for ($path) {	1990	for ($path) {
1862	redo if s{//}{/};
1863	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1864	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1865	}	1993	}
1866		1994
1867	$path	1995	$path
…		…
1881	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1882	return $self;	2010	return $self;
1883	}	2011	}
1884	}	2012	}
1885		2013
1886	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1887	()	2015	()
1888	}	2016	}
1889		2017
		2018	# may re-bless or do other evil things
1890	sub init {	2019	sub init {
1891	my ($self) = @_;	2020	my ($self) = @_;
1892		2021
1893	$self	2022	$self
1894	}	2023	}
…		…
1925		2054
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1928	}	2057	}
1929		2058
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	2059	sub decay_objects {
1940	my ($self) = @_;	2060	my ($self) = @_;
1941		2061
1942	return if $self->{deny_reset};	2062	return if $self->{deny_reset};
1943		2063
…		…
1968	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1969		2089
1970	1	2090	1
1971	}	2091	}
1972		2092
		2093	# used to laod the header of an original map
1973	sub load_header_orig {	2094	sub load_header_orig {
1974	my ($self) = @_;	2095	my ($self) = @_;
1975		2096
1976	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1977	}	2098	}
1978		2099
		2100	# used to laod the header of an instantiated map
1979	sub load_header_temp {	2101	sub load_header_temp {
1980	my ($self) = @_;	2102	my ($self) = @_;
1981		2103
1982	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1983	}	2105	}
1984		2106
		2107	# called after loading the header from an instantiated map
1985	sub prepare_temp {	2108	sub prepare_temp {
1986	my ($self) = @_;	2109	my ($self) = @_;
1987		2110
1988	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1989	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1990	# safety	2113	# safety
1991	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1992	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1993	}	2116	}
1994		2117
		2118	# called after loading the header from an original map
1995	sub prepare_orig {	2119	sub prepare_orig {
1996	my ($self) = @_;	2120	my ($self) = @_;
1997		2121
1998	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1999	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2023		2147
2024	sub find;	2148	sub find;
2025	sub find {	2149	sub find {
2026	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
2027		2151
		2152	cf::cede_to_tick;
		2153
2028	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
2029		2155
2030	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2158
2033	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
2038	or return;	2161	or return;
2039		2162
2040	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
2041		2164
…		…
2043	or return;	2166	or return;
2044		2167
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
2048	undef $guard1;	2172	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2173	$map->reset;
2051	return find $path;	2174	return find $path;
2052	}	2175	}
2053		2176
2054	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2055	}	2178	}
2056	}	2179	}
2057		2180
2058	sub pre_load { }	2181	sub pre_load { }
2059	sub post_load { }	2182	#sub post_load { } # XS
2060		2183
2061	sub load {	2184	sub load {
2062	my ($self) = @_;	2185	my ($self) = @_;
2063		2186
2064	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2067		2190
2068	{	2191	{
2069	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2070		2193
2071	return unless $self->valid;	2194	return unless $self->valid;
2072	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2073
2074	$self->in_memory (cf::MAP_LOADING);
2075		2196
2076	$self->alloc;	2197	$self->alloc;
2077		2198
2078	$self->pre_load;	2199	$self->pre_load;
2079	cf::cede_to_tick;	2200	cf::cede_to_tick;
2080		2201
		2202	if (exists $self->{load_path}) {
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2204	$f->skip_block;
2083	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2084	or return;	2206	or return;
2085		2207
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
2087	if delete $self->{load_original};	2209	if delete $self->{load_original};
2088		2210
2089	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2212	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2092	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2093	$self->clear_unique_items;	2215	$self->clear_unique_items;
2094	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2095	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2096	}	2219	}
2097	}	2220	}
2098	}
2099		2221
2100	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2101		2229
2102	cf::cede_to_tick;	2230	cf::cede_to_tick;
2103	# now do the right thing for maps	2231	# now do the right thing for maps
2104	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2105	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2109	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2238	$self->decay_objects;
2111	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2112	$self->update_buttons;	2240	$self->update_buttons;
2113	cf::cede_to_tick;	2241	cf::cede_to_tick;
2114	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2115	cf::cede_to_tick;
2116	$self->activate;
2117	}	2243	}
2118		2244
2119	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2121
2122	$self->in_memory (cf::MAP_ACTIVE);
2123	}	2247	}
2124		2248
2125	$self->post_load;	2249	$self->post_load;
2126	}
2127		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2257	sub customise_for {
2129	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2130		2259
2131	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2261	if $self->per_player;
…		…
2135	# if $self->per_party;	2264	# if $self->per_party;
2136		2265
2137	$self	2266	$self
2138	}	2267	}
2139		2268
2140	# find and load all maps in the 3x3 area around a map
2141	sub load_neighbours {
2142	my ($map) = @_;
2143
2144	my @neigh; # diagonal neighbours
2145
2146	for (0 .. 3) {
2147	my $neigh = $map->tile_path ($_)
2148	or next;
2149	$neigh = find $neigh, $map
2150	or next;
2151	$neigh->load;
2152
2153	push @neigh,
2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2156	}
2157
2158	for (grep defined $_->[0], @neigh) {
2159	my ($path, $origin) = @$_;
2160	my $neigh = find $path, $origin
2161	or next;
2162	$neigh->load;
2163	}
2164	}
2165
2166	sub find_sync {	2269	sub find_sync {
2167	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2168		2271
2169	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2170	}	2277	}
2171		2278
2172	sub do_load_sync {	2279	sub do_load_sync {
2173	my ($map) = @_;	2280	my ($map) = @_;
2174		2281
		2282	# it's a bug to call this from the main context
2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2176	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2177		2285
2178	cf::sync_job { $map->load };	2286	$map->load;
2179	}	2287	}
2180		2288
2181	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2182	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2183		2291
2184	sub find_async {	2292	sub find_async {
2185	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2186		2294
2187	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2188		2296
2189	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2298	return $map if !$load || $map->linkable;
2191	}	2299	}
2192		2300
2193	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2194		2302
2195	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2209	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2210		2318
2211	()	2319	()
2212	}	2320	}
2213		2321
		2322	# common code, used by both ->save and ->swapout
2214	sub save {	2323	sub _save {
2215	my ($self) = @_;	2324	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2325
2219	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2220		2327
2221	return unless $self->dirty;	2328	return unless $self->dirty;
2222		2329
…		…
2242	} else {	2349	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2351	}
2245	}	2352	}
2246		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2247	sub swap_out {	2362	sub swap_out {
2248	my ($self) = @_;	2363	my ($self) = @_;
2249		2364
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2255	return if $self->players;	2369	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2257	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2258		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2259	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2260		2421
2261	$self->deactivate;	2422	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->clear;	2424	$self->clear;
2264	}
2265
2266	sub reset_at {
2267	my ($self) = @_;
2268
2269	# TODO: safety, remove and allow resettable per-player maps
2270	return 1e99 if $self->{deny_reset};
2271
2272	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2274
2275	$time + $to
2276	}
2277
2278	sub should_reset {
2279	my ($self) = @_;
2280
2281	$self->reset_at <= $cf::RUNTIME
2282	}
2283
2284	sub reset {
2285	my ($self) = @_;
2286
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289	return if $self->players;
2290
2291	warn "resetting map ", $self->path;
2292
2293	$self->in_memory (cf::MAP_SWAPPED);
2294
2295	# need to save uniques path
2296	unless ($self->{deny_save}) {
2297	my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2300	if $uniq;
2301	}
2302
2303	delete $cf::MAP{$self->path};
2304
2305	$self->deactivate;
2306	$_->clear_links_to ($self) for values %cf::MAP;
2307	$self->clear;
2308		2425
2309	$self->unlink_save;	2426	$self->unlink_save;
2310	$self->destroy;	2427	$self->destroy;
2311	}	2428	}
2312		2429
…		…
2320		2437
2321	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2322		2439
2323	$self->unlink_save;	2440	$self->unlink_save;
2324		2441
2325	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2326	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2327	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2328	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330		2447
…		…
2387	: normalise $_	2504	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2506	]
2390	}	2507	}
2391		2508
		2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
		2540
2392	=back	2541	=back
2393		2542
2394	=head3 cf::object	2543	=head3 cf::object
2395		2544
2396	=cut	2545	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2459		2608
2460	=cut	2609	=cut
2461		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
		2624
2462	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2626	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2642
2480	} else {	2643	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2646	}
2484	}	2647	}
2485	}	2648	}
2486		2649
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2675
2513	=item $player_object->enter_link	2676	=item $player_object->enter_link
2514		2677
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2679
2517	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2519		2684
2520	Will never block.	2685	Will never block.
2521		2686
2522	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2523		2688
…		…
2543	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2544	my ($self) = @_;	2709	my ($self) = @_;
2545		2710
2546	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2547		2712
		2713	++$self->{_link_recursion};
		2714
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2716
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2552		2719
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2721	}
2555		2722
2556	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2558		2725
…		…
2575	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2577		2744
2578	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2581		2748
2582	$map->load;	2749	$map->load;
2583	$map->load_neighbours;
2584		2750
2585	return unless $self->contr->active;	2751	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2752
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2590	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2591		2760
		2761	}
		2762
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2593		2764
2594	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2769	be called at the end of this process.
2599		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2600	=cut	2774	=cut
2601		2775
2602	our $GOTOGEN;	2776	our $GOTOGEN;
2603		2777
2604	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2605	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2606		2786
2607	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2609		2789
2610	$self->enter_link;	2790	$self->enter_link;
…		…
2630	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2631	}	2811	}
2632	}	2812	}
2633		2813
2634	my $map = eval {	2814	my $map = eval {
2635	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2636		2816
2637	if ($map) {	2817	if ($map) {
2638	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2639	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2640	} else {	2820	} else {
2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2642	}	2822	}
2643		2823
2644	$map	2824	$map
…		…
2652	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2653	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2654	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2655	}	2835	}
2656		2836
2657	$done->() if $done;	2837	$done->($self) if $done;
2658	})->prio (1);	2838	})->prio (1);
2659	}	2839	}
2660		2840
2661	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2662		2842
…		…
2682	}	2862	}
2683		2863
2684	sub prepare_random_map {	2864	sub prepare_random_map {
2685	my ($exit) = @_;	2865	my ($exit) = @_;
2686		2866
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2869	# that depends on the exit object
2692		2870
2693	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2873	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2700	}	2880	}
2701		2881
2702	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2703		2883
2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2890	undef $fh;
2711	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2712		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2715	}	2899	}
2716	}	2900	}
2717		2901
2718	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2720		2904
2721	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2722		2906
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2907	$self->enter_link;
2735		2908
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2909	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2742		2911
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2745	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2746		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2747	1;	2948	1
2748	}) {	2949	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2954
2754	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2755	$self->leave_link;	2956	$self->leave_link;
2756	}	2957	}
2757	})->prio (1);	2958	})->prio (1);
2758	}	2959	}
2759		2960
…		…
2771	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2773		2974
2774	utf8::encode $text;	2975	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2776	}	3002	}
2777		3003
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		3005
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		3010
2785	=cut	3011	=cut
2786		3012
2787	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2789	"c/identify" => {	3021	"c/identify" => {
2790	id => "infobox",	3022	id => "infobox",
2791	title => "Identify",	3023	title => "Identify",
2792	reply => undef,	3024	reply => undef,
2793	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	3027	"c/examine" => {
2796	id => "infobox",	3028	id => "infobox",
2797	title => "Examine",	3029	title => "Examine",
2798	reply => undef,	3030	reply => undef,
2799	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2800	},	3038	},
2801	"c/book" => {	3039	"c/book" => {
2802	id => "infobox",	3040	id => "infobox",
2803	title => "Book",	3041	title => "Book",
2804	reply => undef,	3042	reply => undef,
…		…
2820	id => "infobox",	3058	id => "infobox",
2821	title => "Body Parts",	3059	title => "Body Parts",
2822	reply => undef,	3060	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2824	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
2825	"c/uptime" => {	3099	"c/uptime" => {
2826	id => "infobox",	3100	id => "infobox",
2827	title => "Uptime",	3101	title => "Uptime",
2828	reply => undef,	3102	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	3106	id => "infobox",
2833	title => "Map Info",	3107	title => "Map Info",
2834	reply => undef,	3108	reply => undef,
2835	tooltip => "Information related to the maps",	3109	tooltip => "Information related to the maps",
2836	},	3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2837	);	3125	);
2838		3126
2839	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3129
2842	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2843		3132
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3134
2846	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2849		3138
2850	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3140	$channel = $channel->{id};
2854		3141
2855	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3147	}
2862		3148
2863	$channel = $channel->{id};	3149	$channel = $channel->{id};
2864	}	3150	}
2865		3151
2866	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2867		3153
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3154	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2872		3157
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3161	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3162
2887	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3164	}
2901		3165
2902	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2903		3167
2904	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2907		3171
2908	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2910		3174
2911	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3180	}
2917	}	3181	}
2918		3182
2919	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2920		3184
…		…
2923	=cut	3187	=cut
2924		3188
2925	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2927		3191
2928	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}
2935	}	3195	}
2936		3196
2937	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2938		3198
2939	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2994	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2995		3255
2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2997		3257
2998	if (ref $msg) {	3258	if (ref $msg) {
2999	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3000	"ARRAY" eq ref $msg
3001	? @$msg
3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3003		3260
3004	my @reply;	3261	my @reply;
3005		3262
3006	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
3007	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
3009		3266
3010	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
3011	if $reply;	3268	if $reply;
3012		3269
3013	} else {	3270	} else {
3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3015	}	3272	}
3016		3273
3017	cf::override;	3274	cf::override;
3018	},	3275	},
3019	);	3276	);
…		…
3039		3296
3040	$coro	3297	$coro
3041	}	3298	}
3042		3299
3043	cf::client->attach (	3300	cf::client->attach (
3044	on_destroy => sub {	3301	on_client_destroy => sub {
3045	my ($ns) = @_;	3302	my ($ns) = @_;
3046		3303
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3305	},
3049	);	3306	);
…		…
3065	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3066		3323
3067	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3068		3325
3069	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3072	sort time	3329	sort time
3073	));	3330	));
3074		3331
3075	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3078		3335
3079	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3080		3337
3081	cf::object	3338	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
3084		3342
3085	cf::object::player	3343	cf::object::player
3086	player	3344	player
3087		3345
3088	cf::player	3346	cf::player
…		…
3093		3351
3094	=cut	3352	=cut
3095		3353
3096	for (	3354	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3103	) {	3361	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3364	for @funs;
3108	}	3365	}
3109		3366
…		…
3124		3381
3125	my $qcode = $code;	3382	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3128		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3129	local $_;	3389	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3390
3132	my $eval =	3391	my $eval =
3133	"do {\n"	3392	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3395	. $code
3137	. "\n}"	3396	. "\n}"
3138	;	3397	;
3139		3398
		3399	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3143		3408
3144	if ($@) {	3409	if ($@) {
3145	warn "$@";	3410	warn "$@",
3146	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3148	}	3413	}
3149		3414
3150	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3151	}	3416	}
3152		3417
…		…
3166	=cut	3431	=cut
3167		3432
3168	sub register_script_function {	3433	sub register_script_function {
3169	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3170		3435
3171	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3173	}	3438	}
3174		3439
3175	=back	3440	=back
3176		3441
3177	=cut	3442	=cut
…		…
3186	# for this (global event?)	3451	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3188		3453
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3455
3191	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3192		3457
3193	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3194	0 < aio_load $path, $facedata
3195	or die "$path: $!";
3196
3197	$facedata = Coro::Storable::thaw $facedata;
3198		3459
3199	$facedata->{version} == 2	3460	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3462
3202	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3466	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3206	};	3469	};
3207	cf::cede_to_tick;	3470	cf::cede_to_tick;
3208		3471
3209	{	3472	{
3210	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3477
3215	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3219		3483
3220	cf::cede_to_tick;	3484	cf::cede_to_tick;
3221	}	3485	}
3222		3486
3223	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3228		3492
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3496	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3498	}
3235		3499
3236	cf::cede_to_tick;	3500	cf::cede_to_tick;
3237	}	3501	}
3238	}	3502	}
…		…
3247		3511
3248	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3249	}	3513	}
3250		3514
3251	{	3515	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3255		3517
3256	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3522
3261	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3276	} else {	3526	} else {
3277	$RESOURCE{$name} = $info;	3527	# $RESOURCE{$name} = $info; # unused
3278	}	3528	}
3279		3529
3280	cf::cede_to_tick;	3530	cf::cede_to_tick;
3281	}	3531	}
3282	}	3532	}
3283		3533
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3535
3286	1	3536	1
3287	}	3537	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3538
3309	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3540	my ($ns, $want) = @_;
3311		3541
3312	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3543	$ns->fx_want ($k, $v);
3314	}	3544	}
3315	};	3545	};
		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
3316		3556
3317	sub reload_regions {	3557	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3558	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3559	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3560	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3334	}	3574	}
3335		3575
3336	sub reload_archetypes {	3576	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3579	}
3345		3580
3346	sub reload_treasures {	3581	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3349	}	3584	}
3350		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
3351	sub reload_resources {	3606	sub reload_resources {
3352	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3353		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
3354	reload_regions;	3614	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3615	reload_treasures;
3359		3616
3360	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3361	}
3362
3363	sub init {
3364	reload_resources;
3365	}	3618	}
3366		3619
3367	sub reload_config {	3620	sub reload_config {
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3369	or return;
3370		3622
3371	local $/;	3623	my $config = load_file "$CONFDIR/config";
3372	*CFG = YAML::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3373		3626
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3375		3628
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3378		3631
3379	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3383	};	3636	};
3384	warn $@ if $@;	3637	warn $@ if $@;
3385	}	3638	}
3386	}	3639	}
3387		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3388	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
3389	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3392	(async {	3682	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3684	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3396	};	3686	};
3397		3687
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3688	evthread_start IO::AIO::poll_fileno;
3404	EV::loop;	3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
		3700	reload_config;
		3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
		3711	load_extensions;
		3712
		3713	utime time, time, $RUNTIMEFILE;
		3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3405	}	3730	}
3406		3731
3407	#############################################################################	3732	#############################################################################
3408	# initialisation and cleanup	3733	# initialisation and cleanup
3409		3734
3410	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3411	BEGIN {	3736	BEGIN {
3412	our %SIGWATCHER = ();	3737	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3416	};	3741	};
3417	}	3742	}
3418	}	3743	}
3419		3744
3420	sub write_runtime_sync {	3745	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3422		3747
3423	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3425		3750
3426	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3752
3428	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3429		3754
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3756	or return;
3432		3757
3433	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3446		3771
3447	close $fh	3772	close $fh
3448	or return;	3773	or return;
3449		3774
3450	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3776	and return;
3452		3777
3453	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3779
3455	1	3780	1
3456	}	3781	}
3457		3782
3458	our $uuid_lock;	3783	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3792	my $uuid = "$LOCALDIR/uuid";
3468		3793
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3795	or return;
3471		3796
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3805	$uuid_skip = 0;
3474		3806
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3808	and return;
3477		3809
…		…
3483	or return;	3815	or return;
3484		3816
3485	aio_rename "$uuid~", $uuid	3817	aio_rename "$uuid~", $uuid
3486	and return;	3818	and return;
3487		3819
3488	warn "uuid file written ($value).\n";	3820	trace "uuid file written ($value).\n";
3489		3821
3490	1	3822	1
3491		3823
3492	}	3824	}
3493		3825
…		…
3499	}	3831	}
3500		3832
3501	sub emergency_save() {	3833	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3503		3835
3504	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3505		3842
3506	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3507	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3852	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3854	$pl->save;
3516	}	3855	}
3517	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3518		3857
3519	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3863	$map->valid or next;
3523	$map->save;	3864	$map->save;
3524	}	3865	}
3525	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3526		3867
3527	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
3530		3873
3531	warn "begin write uuid\n";	3874	info "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3875	write_uuid_sync 1;
3533	warn "end write uuid\n";	3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3534	};	3896	};
3535		3897
3536	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3537	}	3899	}
3538		3900
3539	sub post_cleanup {	3901	sub post_cleanup {
3540	my ($make_core) = @_;	3902	my ($make_core) = @_;
3541		3903
		3904	IO::AIO::flush;
		3905
3542	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3544	}	3936	}
3545		3937
3546	sub do_reload_perl() {	3938	sub do_reload_perl() {
3547	# can/must only be called in main	3939	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3549	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3550	return;	3942	return;
3551	}	3943	}
3552		3944
3553	warn "reloading...";	3945	return if $RELOAD++;
3554		3946
3555	warn "entering sync_job";	3947	my $t1 = AE::time;
3556		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3557	cf::sync_job {	3955	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3956	#cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark
3561		3957
3562	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;
3564
3565	# if anything goes wrong in here, we should simply crash as we already saved
3566
3567	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;
3573	warn "iterate...";
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();	3960	%EXT_CORO = ();
3581		3961
3582	warn "removing commands";	3962	trace "perl_reload: removing commands";
3583	%COMMAND = ();	3963	%COMMAND = ();
3584		3964
3585	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3586	%EXTCMD = ();	3966	%EXTCMD = ();
3587	%EXTICMD = ();	3967	%EXTICMD = ();
3588		3968
3589	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3592		3972
3593	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3594	eval {	3974	eval {
3595	$cb->($pkg);	3975	$cb->($pkg);
3596	1	3976	1
3597	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3598	}	3982	}
3599		3983
3600	warn "... nuking $pkg";
3601	Symbol::delete_package $pkg;
3602	}
3603
3604	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3605	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3987
3608	warn "... unloading $k";	3988	trace "... unloading $k";
3609	delete $INC{$k};	3989	delete $INC{$k};
3610		3990
3611	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3613		3993
3614	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3615	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3616	}	3999	}
3617		4000
3618	Symbol::delete_package $k;
3619	}
3620
3621	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3623	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3624		4004
3625	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		4008
3629	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3630	# and global variables created in xs	4010	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3632		4012
3633	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3634		4014
3635	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3636	require cf;	4016	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3638		4018
3639	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3640	cf::reload_config;	4020	cf::reload_config;
3641		4021
3642	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3643	cf::load_extensions;	4023	cf::load_extensions;
3644		4024
		4025	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3648	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3651		4033
3652	warn "leaving sync_job";	4034	cf::_post_init 1;
3653		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3654	1	4038	1
3655	} or do {	4039	} or do {
3656	warn $@;	4040	error $@;
3657	cf::cleanup "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
		4042	};
		4043
		4044	--$RELOAD;
3658	};	4045	}
3659		4046
3660	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3661	};	4049	};
3662		4050
3663	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3664		4052
3665	sub reload_perl() {	4053	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3668		4056
		4057	$RELOAD_WATCHER ||= cf::async {
		4058	Coro::AIO::aio_wait cache_extensions;
		4059
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	4061	do_reload_perl;
3671	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
		4063	};
3672	};	4064	};
3673	}	4065	}
3674		4066
3675	register_command "reload" => sub {	4067	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
…		…
3682	reload_perl;	4074	reload_perl;
3683	};	4075	};
3684	}	4076	}
3685	};	4077	};
3686		4078
3687	unshift @INC, $LIBDIR;	4079	#############################################################################
3688		4080
3689	my $bug_warning = 0;	4081	my $bug_warning = 0;
3690		4082
3691	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;
3693
3694	sub wait_for_tick {	4083	sub wait_for_tick() {
3695	return if tick_inhibit;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3696	return if $Coro::current == $Coro::main;
3697		4085
3698	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3699	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;
3701	}	4087	}
3702		4088
3703	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3704	return if tick_inhibit;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3705	return if $Coro::current == $Coro::main;
3706		4091
3707	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	4094	$signal->wait;
3710	}	4095	}
…		…
3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3715	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3716	return;	4101	return;
3717	}	4102	}
3718		4103
3719	cf::server_tick; # one server iteration	4104	cf::one_tick; # one server iteration
		4105
		4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3720		4107
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3723	Coro::async_pool {	4110	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	4111	$Coro::current->{desc} = "runtime saver";
3725	write_runtime_sync	4112	write_runtime_sync
3726	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3727	};	4114	};
3728	}	4115	}
3729		4116
3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3731	$sig->send;	4118	$sig->send;
3732	}	4119	}
3733	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3734	$sig->send;
3735	}
3736		4121
3737	$LOAD = ($NOW - $TICK_START) / $TICK;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3739		4124
3740	if (0) {	4125	if (0) {
3741	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3742	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3744	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3745	}	4130	}
3746	}	4131	}
3747	}	4132	}
3748		4133
3749	{	4134	{
3750	# configure BDB	4135	# configure BDB
3751		4136
3752	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3755		4140
3756	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		4148
3763	cf::sync_job {	4149	cf::sync_job {
3764	eval {	4150	eval {
…		…
3790	{	4176	{
3791	# configure IO::AIO	4177	# configure IO::AIO
3792		4178
3793	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4181	undef $AnyEvent::AIO::WATCHER;
3796	}	4182	}
3797		4183
3798	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3799		4186
3800	sub _log_backtrace {	4187	sub _log_backtrace {
3801	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3802		4189
3803	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3804		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3805	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3807	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3808	async {	4200	async {
3809	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3810		4202
3811	my @bt = fork_call {	4203	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4215	}
3824		4216
3825	@funcs	4217	@funcs
3826	};	4218	};
3827		4219
3828	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4223	--$_log_backtrace;
3831	};	4224	};
3832	} else {	4225	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3835	}	4228	}
3836	}	4229	}
3837		4230
3838	# load additional modules	4231	# load additional modules
3839	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3840		4234
3841	END { cf::emergency_save }	4235	END { cf::emergency_save }
3842		4236
3843	1	4237	1
3844		4238

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