ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.567 by root, Mon May 2 16:16:00 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	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;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		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;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
94		138
95	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
98		142
99	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		145
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
105		155
106	binmode STDOUT;	156	binmode STDOUT;
107	binmode STDERR;	157	binmode STDERR;
108		158
109	# read virtual server time, if available	159	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
114	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
115		167
116	mkdir $_	168	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		170
119	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
120		172
121	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		189
123	#############################################################################	190	#############################################################################
124		191
125	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
126		193
…		…
162		229
163	The raw value load value from the last tick.	230	The raw value load value from the last tick.
164		231
165	=item %cf::CFG	232	=item %cf::CFG
166		233
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	235	from wherever your confdir points to.
169		236
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		238
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
176	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
177		249
178	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	252	that call.
181		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
182	=back	260	=back
183		261
184	=cut	262	=cut
185		263
186	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	271	my $msg = join "", @_;
189		272
190	$msg .= "\n"	273	$msg .= "\n"
191	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
192		275
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		277
195	LOG llevError, $msg;	278	LOG llevWarn, $msg;
196	};	279	};
197	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
198		294
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	305	for my $pkg (qw(
210	cf::global cf::attachable	306	cf::global cf::attachable
211	cf::object cf::object::player	307	cf::object cf::object::player
212	cf::client cf::player	308	cf::client cf::player
213	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
214	cf::map cf::party cf::region	311	cf::party cf::region
215	)) {	312	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	314	}
219		315
220	$Event::DIED = sub {	316	$EV::DIED = sub {
221	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
222	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
223		324
224	#############################################################################	325	#############################################################################
225		326
226	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
227		328
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	350	$d
250	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
251	}	352	}
252		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
253	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
254		369
255	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
256		371
257	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
258		373
259	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
260		375
261	=cut	376	=cut
262		377
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		379
265	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
267		444
268	=item cf::lock_wait $string	445	=item cf::lock_wait $string
269		446
270	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
271		448
272	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
273		450
274	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
277	returned.	454	returned.
278		455
279	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	457	deadlocked coro.
…		…
286		463
287	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
288		465
289	=cut	466	=cut
290		467
291	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		469
294	sub lock_wait($) {	470	sub lock_wait($) {
295	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	472	}
308		473
309	sub lock_acquire($) {	474	sub lock_acquire($) {
310	my ($key) = @_;	475	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	476	}
324		477
325	sub lock_active($) {	478	sub lock_active($) {
326	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	480	}
330		481
331	sub freeze_mainloop {	482	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
333		484
334	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	486	}
336	};	487
337	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
338	$guard	489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
339	}	501	}
340		502
341	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
342		504
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
346		512
347	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
349		515
350	Useful for short background jobs.	516	Useful for short background jobs.
351		517
352	=cut	518	=cut
353		519
354	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
356		523
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
360		527
361	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
362		530
363	while () {	531	while () {
364	next_job:	532	next_job:
		533
365	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	535
367	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	540	$job->[2]->send;
371	Coro::cede;	541	Coro::cede;
372	goto next_job;	542	goto next_job;
373	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	545	}
375	}	546	}
376		547
377	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	551	$signal->wait;
381	} else {	552	} else {
		553	$busy = 0;
382	Coro::schedule;	554	Coro::schedule;
383	}	555	}
384	}	556	}
385	};	557	};
386		558
387	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
388	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
389		563
390	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
391	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
392		567
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
406		581
407	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
408		583
409	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
410		585
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	589	acceptable.
415		590
416	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	596	=cut
422		597
423	sub sync_job(&) {	598	sub sync_job(&) {
424	my ($job) = @_;	599	my ($job) = @_;
425		600
426	if ($Coro::current == $Coro::main) {	601	if (in_main) {
427	my $time = Event::time;	602	my $time = AE::time;
428		603
429	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
431		606
432	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
433		608
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
437		610
438	my $busy = 1;	611	my $busy = 1;
439	my @res;	612	my @res;
440		613
441	(async {	614	(async {
442	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	616	@res = eval { $job->() };
444	warn $@ if $@;	617	error $@ if $@;
445	undef $busy;	618	undef $busy;
446	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
447		620
448	while ($busy) {	621	while ($busy) {
449	if (Coro::nready) {	622	if (Coro::nready) {
450	Coro::cede_notself;	623	Coro::cede_notself;
451	} else {	624	} else {
452	Event::one_event;	625	EV::loop EV::LOOP_ONESHOT;
453	}	626	}
454	}	627	}
455		628
456	$time = Event::time - $time;	629	my $time = AE::time - $time;
457		630
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
462		632
463	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
464	} else {	634	} else {
465	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
466		636
…		…
486	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
487		657
488	$coro	658	$coro
489	}	659	}
490		660
491	=item fork_call { }, $args	661	=item fork_call { }, @args
492		662
493	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
497		667
498	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
499		673
500	sub fork_call(&@) {	674	sub fork_call(&@) {
501	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
502		676
503	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
506		680
507	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
508	reset_signals;	682	cf::post_fork;
509	&$cb	683	&$cb
510	}, @args;	684	} @args;
511		685
512	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		698	}
		699
		700	=item $coin = coin_from_name $name
		701
		702	=cut
		703
		704	our %coin_alias = (
		705	"silver" => "silvercoin",
		706	"silvercoin" => "silvercoin",
		707	"silvercoins" => "silvercoin",
		708	"gold" => "goldcoin",
		709	"goldcoin" => "goldcoin",
		710	"goldcoins" => "goldcoin",
		711	"platinum" => "platinacoin",
		712	"platinumcoin" => "platinacoin",
		713	"platinumcoins" => "platinacoin",
		714	"platina" => "platinacoin",
		715	"platinacoin" => "platinacoin",
		716	"platinacoins" => "platinacoin",
		717	"royalty" => "royalty",
		718	"royalties" => "royalty",
		719	);
		720
		721	sub coin_from_name($) {
		722	$coin_alias{$_[0]}
		723	? cf::arch::find $coin_alias{$_[0]}
		724	: undef
513	}	725	}
514		726
515	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
516		728
517	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
527	within each server.	739	within each server.
528		740
529	=cut	741	=cut
530		742
531	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
532	my ($name) = @_;	747	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
534		749
535	eval {	750	eval {
536	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
546	}	761	}
547		762
548	our $DB;	763	our $DB;
549		764
550	sub db_init {	765	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	766	$DB ||= db_table "db";
553	};
554	}	767	}
555		768
556	sub db_get($$) {	769	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
558		771
559	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
560	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
561		776
562	$! ? ()	777	$! ? ()
563	: $data	778	: $data
564	}
565	}	779	}
566		780
567	sub db_put($$$) {	781	sub db_put($$$) {
568	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		811
598	my @data;	812	my @data;
599	my $md5;	813	my $md5;
600		814
601	for (0 .. $#$src) {	815	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	817	}
605		818
606	# if processing is expensive, check	819	# if processing is expensive, check
607	# checksum first	820	# checksum first
608	if (1) {	821	if (1) {
…		…
625		838
626	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	840	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
629		842
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		844
632	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
635		848
…		…
645		858
646	=cut	859	=cut
647		860
648	sub datalog($@) {	861	sub datalog($@) {
649	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	864	}
652		865
653	=back	866	=back
654		867
655	=cut	868	=cut
656		869
657	#############################################################################	870	#############################################################################
658		871
659	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
660		873
661	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
664		877
665	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	880	Deliantra).
668		881
669	=over 4	882	=over 4
670		883
671	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
672		885
…		…
716	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
717		930
718	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
720		933
721	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
723		936
724	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
725		938
726	=over 4	939	=over 4
…		…
850		1063
851	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1066
854	} elsif (ref $type) {	1067	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
856		1069
857	} else {	1070	} else {
858	shift @arg;	1071	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
860	}	1073	}
861	}	1074	}
862	}	1075	}
863		1076
864	sub _object_attach {	1077	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
875	}	1088	}
876		1089
877	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
878	} else {	1091	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1093	}
881		1094
882	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
883	}	1096	}
884		1097
…		…
943		1156
944	for (@$callbacks) {	1157	for (@$callbacks) {
945	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
946		1159
947	if ($@) {	1160	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1162	override;
951	}	1163	}
952		1164
953	return 1 if $override;	1165	return 1 if $override;
954	}	1166	}
955		1167
956	0	1168	0
957	}	1169	}
958		1170
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1172
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1174
963	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
964		1176
…		…
1017		1229
1018	sub reattach {	1230	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1232	my ($obj) = @_;
1021		1233
		1234	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1236
1024	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1025		1238
1026	@$registry = ();	1239	@$registry = ();
1027		1240
…		…
1032	for (@$attach) {	1245	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1035	}	1248	}
1036	} else {	1249	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1251	}
1039	}	1252	}
1040	}	1253	}
1041		1254
1042	cf::attachable->attach (	1255	cf::attachable->attach (
1043	prio => -1000000,	1256	prio => -1000000,
1044	on_instantiate => sub {	1257	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1046		1259
1047	$data = from_json $data;	1260	$data = decode_json $data;
1048		1261
1049	for (@$data) {	1262	for (@$data) {
1050	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1051		1264
1052	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1070		1283
1071	sync_job {	1284	sync_job {
1072	if (length $$rdata) {	1285	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1076		1290
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	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;
		1296	aio_fsync $fh;
		1297	}
1081	close $fh;	1298	aio_close $fh;
1082		1299
1083	if (@$objs) {	1300	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	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;
		1307	aio_fsync $fh;
		1308	}
1089	close $fh;	1309	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1311	}
1092	} else {	1312	} else {
1093	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1094	}	1314	}
1095		1315
1096	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1320	} else {
1098	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1099	}	1322	}
1100	} else {	1323	} else {
1101	aio_unlink $filename;	1324	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1103	}	1326	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1351	$av = $st->{objs};
1129	}	1352	}
1130		1353
1131	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1134		1358
1135	($data, $av)	1359	($data, $av)
1136	}	1360	}
1137		1361
1138	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1195		1419
1196	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1197	}	1421	}
1198		1422
		1423	use File::Glob ();
		1424
1199	cf::player->attach (	1425	cf::player->attach (
1200	on_command => sub {	1426	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1202		1428
1203	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1204	or return;	1430	or return;
1205		1431
…		…
1228		1454
1229	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1456	if $reply;
1231		1457
1232	} else {	1458	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1460	}
1235		1461
1236	cf::override;	1462	cf::override;
1237	},	1463	},
1238	);	1464	);
1239		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1240	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1241	cf::sync_job {	1482	cf::sync_job {
1242	my %todo;	1483	my %todo;
1243		1484
1244	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1486	next unless -r $path;
…		…
1263		1504
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1507
1267	$ext{source} =	1508	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1270	. $source	1511	. $source
1271	. "\n};\n1";	1512	. "\n};\n1";
1272		1513
1273	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1274	}	1515	}
1275		1516
		1517	my $pass = 0;
1276	my %done;	1518	my %done;
1277	while (%todo) {	1519	while (%todo) {
1278	my $progress;	1520	my $progress;
1279		1521
		1522	++$pass;
		1523
		1524	ext:
1280	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1527	next ext
1283	unless exists $done{$_};	1528	unless exists $done{$_};
1284	}	1529	}
1285		1530
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1532
1288	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1293	warn $msg;	1540
1294	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1542	delete $todo{$k};
1296	}	1543	} else {
1297		1544	$done{$k} = delete $todo{$k};
1298	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1299	}	1550	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1551	}
1305		1552
1306	skip:	1553	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1309	}	1563	}
1310	};	1564	};
1311	}	1565	}
1312		1566
1313	#############################################################################	1567	#############################################################################
1314		1568
1315	=back	1569	=back
1316		1570
1317	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1318		1572
1319	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1320		1574
1321	=cut	1575	=cut
1322		1576
1323	package cf::player;	1577	package cf::player;
1324		1578
…		…
1367		1621
1368	sub exists($) {	1622	sub exists($) {
1369	my ($login) = @_;	1623	my ($login) = @_;
1370		1624
1371	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1373	}	1627	}
1374		1628
1375	sub find($) {	1629	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1631	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1644	or return;
1391		1645
1392	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1393	or return;	1647	or return;
		1648
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1397	}	1652	}
1398	}	1653	}
1399	}	1654	}
1400		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1401	sub save($) {	1669	sub save($) {
1402	my ($pl) = @_;	1670	my ($pl) = @_;
1403		1671
1404	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1405		1673
…		…
1408		1676
1409	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1410		1678
1411	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1686
1414	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1688	cf::cede_to_tick;
1416	}	1689	}
1417		1690
…		…
1449	my ($pl) = @_;	1722	my ($pl) = @_;
1450		1723
1451	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1452		1725
1453	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1728
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1459	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1460		1737
1461	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1501		1778
1502	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1503	my $path = path $login;	1780	my $path = path $login;
1504		1781
1505	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1788	}
1511		1789
…		…
1515		1793
1516	\@logins	1794	\@logins
1517	}	1795	}
1518		1796
1519	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1520		1800
1521	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1522	player. May block.	1802	player. May block.
1523		1803
1524	=cut	1804	=cut
…		…
1542	}	1822	}
1543		1823
1544	\@paths	1824	\@paths
1545	}	1825	}
1546		1826
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1828
1549	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1830
1637	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1638		1832
1639	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1640		1834
…		…
1672		1866
1673	=cut	1867	=cut
1674		1868
1675	sub find_by_path($) {	1869	sub find_by_path($) {
1676	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1677		1873
1678	my ($match, $specificity);	1874	my ($match, $specificity);
1679		1875
1680	for my $region (list) {	1876	for my $region (list) {
1681	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1709		1905
1710	sub generate_random_map {	1906	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1712	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1713	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	1912	}
1727		1913
1728	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1729		1915
1730	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1735		1921
1736	sub register {	1922	sub register {
1737	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	1924	my $pkg = caller;
1739		1925
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		1927
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1929	}
1745		1930
1746	# also paths starting with '/'	1931	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1933
1749	sub thawer_merge {	1934	sub thawer_merge {
1750	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1751		1936
1752	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1757	}	1942	}
1758		1943
1759	sub normalise {	1944	sub normalise {
1760	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1761		1946
1762	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1763		1948
1764	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1765		1950
1766	# map plan:	1951	# map plan:
1767	#	1952	#
…		…
1782	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	1968	$path = "$base/$path";
1784	}	1969	}
1785		1970
1786	for ($path) {	1971	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1790	}	1974	}
1791		1975
1792	$path	1976	$path
…		…
1806	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1807	return $self;	1991	return $self;
1808	}	1992	}
1809	}	1993	}
1810		1994
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	1996	()
1813	}	1997	}
1814		1998
		1999	# may re-bless or do other evil things
1815	sub init {	2000	sub init {
1816	my ($self) = @_;	2001	my ($self) = @_;
1817		2002
1818	$self	2003	$self
1819	}	2004	}
…		…
1838		2023
1839	# the temporary/swap location	2024	# the temporary/swap location
1840	sub save_path {	2025	sub save_path {
1841	my ($self) = @_;	2026	my ($self) = @_;
1842		2027
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1845	}	2030	}
1846		2031
1847	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1848	sub uniq_path {	2033	sub uniq_path {
1849	my ($self) = @_;	2034	my ($self) = @_;
1850		2035
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	2038	}
1863		2039
1864	sub decay_objects {	2040	sub decay_objects {
1865	my ($self) = @_;	2041	my ($self) = @_;
1866		2042
…		…
1893	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1894		2070
1895	1	2071	1
1896	}	2072	}
1897		2073
		2074	# used to laod the header of an original map
1898	sub load_header_orig {	2075	sub load_header_orig {
1899	my ($self) = @_;	2076	my ($self) = @_;
1900		2077
1901	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1902	}	2079	}
1903		2080
		2081	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2082	sub load_header_temp {
1905	my ($self) = @_;	2083	my ($self) = @_;
1906		2084
1907	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1908	}	2086	}
1909		2087
		2088	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2089	sub prepare_temp {
1911	my ($self) = @_;	2090	my ($self) = @_;
1912		2091
1913	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1915	# safety	2094	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2097	}
1919		2098
		2099	# called after loading the header from an original map
1920	sub prepare_orig {	2100	sub prepare_orig {
1921	my ($self) = @_;	2101	my ($self) = @_;
1922		2102
1923	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2128
1949	sub find;	2129	sub find;
1950	sub find {	2130	sub find {
1951	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1952		2132
		2133	cf::cede_to_tick;
		2134
1953	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1954		2136
1955	cf::lock_wait "map_data:$path";#d#remove	2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2139
1958	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1963	or return;	2142	or return;
1964		2143
1965	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1966		2145
…		…
1968	or return;	2147	or return;
1969		2148
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
1973	undef $guard1;	2153	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2154	$map->reset;
1976	return find $path;	2155	return find $path;
1977	}	2156	}
1978		2157
1979	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1980	}	2159	}
1981	}	2160	}
1982		2161
1983	sub pre_load { }	2162	sub pre_load { }
1984	sub post_load { }	2163	#sub post_load { } # XS
1985		2164
1986	sub load {	2165	sub load {
1987	my ($self) = @_;	2166	my ($self) = @_;
1988		2167
1989	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2001	$self->alloc;	2180	$self->alloc;
2002		2181
2003	$self->pre_load;	2182	$self->pre_load;
2004	cf::cede_to_tick;	2183	cf::cede_to_tick;
2005		2184
		2185	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2186	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2187	$f->skip_block;
2008	$self->_load_objects ($f)	2188	$self->_load_objects ($f)
2009	or return;	2189	or return;
2010		2190
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
2012	if delete $self->{load_original};	2192	if delete $self->{load_original};
2013		2193
2014	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2195	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2196	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2197	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2198	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2199	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2200	$f->resolve_delayed_derefs;
		2201	}
2021	}	2202	}
2022	}	2203	}
2023	}
2024		2204
2025	$f->resolve_delayed_derefs;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
2026		2210
2027	cf::cede_to_tick;	2211	cf::cede_to_tick;
2028	# now do the right thing for maps	2212	# now do the right thing for maps
2029	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2219	$self->decay_objects;
2036	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
2037	$self->update_buttons;	2221	$self->update_buttons;
2038	cf::cede_to_tick;	2222	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2223	$self->activate;
2042	}	2224	}
2043		2225
2044	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
2046		2228
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2229	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2230	}
2049		2231
2050	$self->post_load;	2232	$self->post_load;
2051	}
2052		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2240	sub customise_for {
2054	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
2055		2242
2056	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2244	if $self->per_player;
…		…
2073	or next;	2260	or next;
2074	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
2075	or next;	2262	or next;
2076	$neigh->load;	2263	$neigh->load;
2077		2264
		2265	# now find the diagonal neighbours
2078	push @neigh,	2266	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2269	}
2082		2270
…		…
2089	}	2277	}
2090		2278
2091	sub find_sync {	2279	sub find_sync {
2092	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
2093		2281
2094	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
2095	}	2286	}
2096		2287
2097	sub do_load_sync {	2288	sub do_load_sync {
2098	my ($map) = @_;	2289	my ($map) = @_;
2099		2290
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
2102		2293
2103	cf::sync_job { $map->load };	2294	$map->load;
2104	}	2295	}
2105		2296
2106	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
2108		2299
2109	sub find_async {	2300	sub find_async {
2110	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
2111		2302
2112	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
2113		2304
2114	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2307	}
2117		2308
2118	$MAP_PREFETCH{$path} |= $load;	2309	$MAP_PREFETCH{$path} |= $load;
2119		2310
2120	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
2135		2326
2136	()	2327	()
2137	}	2328	}
2138		2329
		2330	# common code, used by both ->save and ->swapout
2139	sub save {	2331	sub _save {
2140	my ($self) = @_;	2332	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2333
2144	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
2145		2335
2146	return unless $self->dirty;	2336	return unless $self->dirty;
2147		2337
…		…
2156		2346
2157	cf::async {	2347	cf::async {
2158	$Coro::current->{desc} = "map player save";	2348	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
2160	};	2350	};
		2351
		2352	cf::get_slot 0.02;
2161		2353
2162	if ($uniq) {	2354	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2357	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2359	}
2168	}	2360	}
2169		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2170	sub swap_out {	2370	sub swap_out {
2171	my ($self) = @_;	2371	my ($self) = @_;
2172		2372
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2374
		2375	return if $self->in_memory != cf::MAP_ACTIVE;
		2376	return if $self->{deny_save};
2178	return if $self->players;	2377	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;
2180	return if $self->{deny_save};
2181		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->in_memory (cf::MAP_SWAPPED);	2382	$self->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
		2388	$self->clear;
		2389	}
		2390
		2391	sub reset_at {
		2392	my ($self) = @_;
		2393
		2394	# TODO: safety, remove and allow resettable per-player maps
		2395	return 1e99 if $self->{deny_reset};
		2396
		2397	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2398	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2399
		2400	$time + $to
		2401	}
		2402
		2403	sub should_reset {
		2404	my ($self) = @_;
		2405
		2406	$self->reset_at <= $cf::RUNTIME
		2407	}
		2408
		2409	sub reset {
		2410	my ($self) = @_;
		2411
		2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2413
		2414	return if $self->players;
		2415
		2416	cf::trace "resetting map ", $self->path, "\n";
		2417
		2418	$self->in_memory (cf::MAP_SWAPPED);
		2419
		2420	# need to save uniques path
		2421	unless ($self->{deny_save}) {
		2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2423
		2424	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2425	if $uniq;
		2426	}
		2427
		2428	delete $cf::MAP{$self->path};
2183		2429
2184	$self->deactivate;	2430	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2431	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2432	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2433
2232	$self->unlink_save;	2434	$self->unlink_save;
2233	$self->destroy;	2435	$self->destroy;
2234	}	2436	}
2235		2437
…		…
2243		2445
2244	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2245		2447
2246	$self->unlink_save;	2448	$self->unlink_save;
2247		2449
2248	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2455
…		…
2302		2504
2303	sub unique_maps() {	2505	sub unique_maps() {
2304	[	2506	[
2305	map {	2507	map {
2306	utf8::decode $_;	2508	utf8::decode $_;
2307	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2308	? normalise $_	2512	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2514	]
2312	}	2515	}
2313		2516
2314	package cf;	2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
2315		2548
2316	=back	2549	=back
2317		2550
2318	=head3 cf::object	2551	=head3 cf::object
2319		2552
…		…
2323		2556
2324	=over 4	2557	=over 4
2325		2558
2326	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2327		2560
2328	Returns the inventory of the object _and_ their inventories, recursively.	2561	Returns the inventory of the object I<and> their inventories, recursively,
		2562	but I<not> the object itself.
2329		2563
2330	=cut	2564	=cut
2331		2565
2332	sub inv_recursive_;	2566	sub inv_recursive_;
2333	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2339	}	2573	}
2340		2574
2341	=item $ref = $ob->ref	2575	=item $ref = $ob->ref
2342		2576
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2577	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2578
2345	=item $ob = cf::object::deref ($refstring)	2579	=item $ob = cf::object::deref ($refstring)
2346		2580
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2582	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2614	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2382		2616
2383	=cut	2617	=cut
2384		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
		2632
2385	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2634	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2635	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2637	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2650
2403	} else {	2651	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2654	}
2407	}	2655	}
2408	}	2656	}
2409		2657
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2683
2436	=item $player_object->enter_link	2684	=item $player_object->enter_link
2437		2685
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2687
2440	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2442		2692
2443	Will never block.	2693	Will never block.
2444		2694
2445	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2446		2696
…		…
2466	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2467	my ($self) = @_;	2717	my ($self) = @_;
2468		2718
2469	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2470		2720
		2721	++$self->{_link_recursion};
		2722
2471	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2472		2724
2473	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2474	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2475		2727
2476	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2477	}	2729	}
2478		2730
2479	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2480	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2481		2733
…		…
2498	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2500		2752
2501	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2504		2756
2505	$map->load;	2757	$map->load;
2506	$map->load_neighbours;	2758	$map->load_neighbours;
2507		2759
2508	return unless $self->contr->active;	2760	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2761
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2513	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2514		2769
		2770	}
		2771
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2516		2773
2517	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2778	be called at the end of this process.
2522		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
		2782
2523	=cut	2783	=cut
2524		2784
2525	our $GOTOGEN;	2785	our $GOTOGEN;
2526		2786
2527	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2528	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
2529		2795
2530	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2531	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2532		2798
2533	$self->enter_link;	2799	$self->enter_link;
…		…
2553	($path, $x, $y) = (undef, undef, undef);	2819	($path, $x, $y) = (undef, undef, undef);
2554	}	2820	}
2555	}	2821	}
2556		2822
2557	my $map = eval {	2823	my $map = eval {
2558	my $map = defined $path ? cf::map::find $path : undef;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2559		2825
2560	if ($map) {	2826	if ($map) {
2561	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2562	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2563	} else {	2829	} else {
2564	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2565	}	2831	}
2566		2832
2567	$map	2833	$map
…		…
2575	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2576	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2577	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2578	}	2844	}
2579		2845
2580	$done->() if $done;	2846	$done->($self) if $done;
2581	})->prio (1);	2847	})->prio (1);
2582	}	2848	}
2583		2849
2584	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2585		2851
…		…
2605	}	2871	}
2606		2872
2607	sub prepare_random_map {	2873	sub prepare_random_map {
2608	my ($exit) = @_;	2874	my ($exit) = @_;
2609		2875
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2878	# that depends on the exit object
2615		2879
2616	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2882	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2623	}	2889	}
2624		2890
2625	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2626		2892
2627	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2630		2896
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2899	undef $fh;
2634	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2635		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2638	}	2908	}
2639	}	2909	}
2640		2910
2641	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2643		2913
2644	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2645		2915
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2916	$self->enter_link;
2658		2917
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2918	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2919	$Coro::current->{desc} = "enter_exit";
2665		2920
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
		2948
2668	$self->goto ($slaying, $hp, $sp);	2949	$self->goto ($map, $x, $y);
2669		2950
		2951	# if exit is damned, update players death & WoR home-position
		2952	$self->contr->savebed ($map, $x, $y)
		2953	if $exit->flag (cf::FLAG_DAMNED);
		2954
2670	1;	2955	1
2671	}) {	2956	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2961
2677	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2678	$self->leave_link;	2963	$self->leave_link;
2679	}	2964	}
2680	})->prio (1);	2965	})->prio (1);
2681	}	2966	}
2682		2967
…		…
2694	sub cf::client::send_drawinfo {	2979	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2980	my ($self, $text, $flags) = @_;
2696		2981
2697	utf8::encode $text;	2982	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2984	}
		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
2699	}	3009	}
2700		3010
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		3012
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		3017
2708	=cut	3018	=cut
2709		3019
2710	# non-persistent channels (usually the info channel)	3020	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
2712	"c/identify" => {	3028	"c/identify" => {
2713	id => "infobox",	3029	id => "infobox",
2714	title => "Identify",	3030	title => "Identify",
2715	reply => undef,	3031	reply => undef,
2716	tooltip => "Items recently identified",	3032	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	3034	"c/examine" => {
2719	id => "infobox",	3035	id => "infobox",
2720	title => "Examine",	3036	title => "Examine",
2721	reply => undef,	3037	reply => undef,
2722	tooltip => "Signs and other items you examined",	3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
2723	},	3045	},
2724	"c/book" => {	3046	"c/book" => {
2725	id => "infobox",	3047	id => "infobox",
2726	title => "Book",	3048	title => "Book",
2727	reply => undef,	3049	reply => undef,
…		…
2743	id => "infobox",	3065	id => "infobox",
2744	title => "Body Parts",	3066	title => "Body Parts",
2745	reply => undef,	3067	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	3068	tooltip => "Shows which body parts you posess and are available",
2747	},	3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
2748	"c/uptime" => {	3106	"c/uptime" => {
2749	id => "infobox",	3107	id => "infobox",
2750	title => "Uptime",	3108	title => "Uptime",
2751	reply => undef,	3109	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	3110	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	3113	id => "infobox",
2756	title => "Map Info",	3114	title => "Map Info",
2757	reply => undef,	3115	reply => undef,
2758	tooltip => "Information related to the maps",	3116	tooltip => "Information related to the maps",
2759	},	3117	},
		3118	"c/party" => {
		3119	id => "party",
		3120	title => "Party",
		3121	reply => "gsay ",
		3122	tooltip => "Messages and chat related to your party",
		3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
2760	);	3132	);
2761		3133
2762	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2764		3136
2765	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
2766		3139
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		3141
2769	# check predefined channels, for the benefit of C	3142	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	3143	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	3144	$channel = $CHANNEL{$channel};
2772		3145
2773	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	3147	$channel = $channel->{id};
2777		3148
2778	} elsif (ref $channel) {	3149	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	3150	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	3151	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	3152	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	3153	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	3154	}
2785		3155
2786	$channel = $channel->{id};	3156	$channel = $channel->{id};
2787	}	3157	}
2788		3158
2789	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2790		3160
2791	if ($self->can_msg) {
2792	# default colour, mask it out	3161	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	3163	if $color & cf::NDI_DEF;
2795		3164
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	3165	my $pkt = "msg "
		3166	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	3168	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		3169
2810	$color &= cf::NDI_COLOR_MASK;	3170	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	3171	}
2824		3172
2825	=item $client->ext_msg ($type, @msg)	3173	=item $client->ext_msg ($type, @msg)
2826		3174
2827	Sends an ext event to the client.	3175	Sends an ext event to the client.
…		…
2830		3178
2831	sub cf::client::ext_msg($$@) {	3179	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3180	my ($self, $type, @msg) = @_;
2833		3181
2834	if ($self->extcmd == 2) {	3182	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	3184	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	3185	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	3187	}
2840	}	3188	}
2841		3189
2842	=item $client->ext_reply ($msgid, @msg)	3190	=item $client->ext_reply ($msgid, @msg)
2843		3191
…		…
2847		3195
2848	sub cf::client::ext_reply($$@) {	3196	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3197	my ($self, $id, @msg) = @_;
2850		3198
2851	if ($self->extcmd == 2) {	3199	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3201	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3202	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3203	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3205	}
2858	}	3206	}
2859		3207
2860	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2861		3209
…		…
2932		3280
2933	$ns->ext_reply ($reply, @reply)	3281	$ns->ext_reply ($reply, @reply)
2934	if $reply;	3282	if $reply;
2935		3283
2936	} else {	3284	} else {
2937	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2938	}	3286	}
2939		3287
2940	cf::override;	3288	cf::override;
2941	},	3289	},
2942	);	3290	);
…		…
2962		3310
2963	$coro	3311	$coro
2964	}	3312	}
2965		3313
2966	cf::client->attach (	3314	cf::client->attach (
2967	on_destroy => sub {	3315	on_client_destroy => sub {
2968	my ($ns) = @_;	3316	my ($ns) = @_;
2969		3317
2970	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2971	},	3319	},
2972	);	3320	);
…		…
2988	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
2989		3337
2990	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
2991		3339
2992	$safe->permit_only (Opcode::opset qw(	3340	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3341	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3342	grepstart grepwhile mapstart mapwhile
2995	sort time	3343	sort time
2996	));	3344	));
2997		3345
2998	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
…		…
3001		3349
3002	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
3003		3351
3004	cf::object	3352	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3353	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3354	insert remove name archname title slaying race decrease split
		3355	value
3007		3356
3008	cf::object::player	3357	cf::object::player
3009	player	3358	player
3010		3359
3011	cf::player	3360	cf::player
…		…
3016		3365
3017	=cut	3366	=cut
3018		3367
3019	for (	3368	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3370	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3371	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
3026	) {	3375	) {
3027	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3030	for @funs;	3378	for @funs;
3031	}	3379	}
3032		3380
…		…
3047		3395
3048	my $qcode = $code;	3396	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
3051		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
3052	local $_;	3403	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3404
3055	my $eval =	3405	my $eval =
3056	"do {\n"	3406	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3409	. $code
3060	. "\n}"	3410	. "\n}"
3061	;	3411	;
3062		3412
		3413	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
3066		3422
3067	if ($@) {	3423	if ($@) {
3068	warn "$@";	3424	warn "$@",
3069	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
3070	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
3071	}	3427	}
3072		3428
3073	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
3074	}	3430	}
3075		3431
…		…
3089	=cut	3445	=cut
3090		3446
3091	sub register_script_function {	3447	sub register_script_function {
3092	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
3093		3449
3094	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
3096	}	3452	}
3097		3453
3098	=back	3454	=back
3099		3455
3100	=cut	3456	=cut
…		…
3109	# for this (global event?)	3465	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
3111		3467
3112	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3113		3469
3114	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
3115		3471
3116	my $facedata;	3472	my $facedata = decode_storable load_file $path;
3117	0 < aio_load $path, $facedata
3118	or die "$path: $!";
3119
3120	$facedata = Coro::Storable::thaw $facedata;
3121		3473
3122	$facedata->{version} == 2	3474	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3476
3125	# patch in the exptable	3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3126	$facedata->{resource}{"res/exp_table"} = {	3479	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,	3480	type => FT_RSRC,
3128	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
3129	};	3483	};
3130	cf::cede_to_tick;	3484	cf::cede_to_tick;
3131		3485
3132	{	3486	{
3133	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
3134		3488
3135	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3491
3137	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3141		3497
3142	cf::cede_to_tick;	3498	cf::cede_to_tick;
3143	}	3499	}
3144		3500
3145	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3502	next unless $info->{smooth};
		3503
3147	my $idx = cf::face::find $face	3504	my $idx = cf::face::find $face
3148	or next;	3505	or next;
		3506
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3510	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
3154	}	3512	}
3155		3513
3156	cf::cede_to_tick;	3514	cf::cede_to_tick;
3157	}	3515	}
3158	}	3516	}
…		…
3167		3525
3168	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
3169	}	3527	}
3170		3528
3171	{	3529	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
3175		3531
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
		3533	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3535
3182	if ($info->{type} & 1) {	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3537	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3538	} else {
3192	$data = $info->{data};	3539	$RESOURCE{$name} = $info; # unused
3193	}	3540	}
3194		3541
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3542	cf::cede_to_tick;
3199	}	3543	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3544	}
		3545
		3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3547
3220	1	3548	1
3221	}	3549	}
3222		3550
3223	register_exticmd fx_want => sub {	3551	register_exticmd fx_want => sub {
…		…
3225		3553
3226	while (my ($k, $v) = each %$want) {	3554	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3555	$ns->fx_want ($k, $v);
3228	}	3556	}
3229	};	3557	};
		3558
		3559	sub load_resource_file($) {
		3560	my $guard = lock_acquire "load_resource_file";
		3561
		3562	my $status = load_resource_file_ $_[0];
		3563	get_slot 0.1, 100;
		3564	cf::arch::commit_load;
		3565
		3566	$status
		3567	}
3230		3568
3231	sub reload_regions {	3569	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3570	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3571	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3572	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3586	}
3249		3587
3250	sub reload_archetypes {	3588	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3589	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3590	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3591	}
3259		3592
3260	sub reload_treasures {	3593	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
3263	}	3596	}
3264		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
3265	sub reload_resources {	3618	sub reload_resources {
3266	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
3267		3620
		3621	reload_exp_table;
		3622	reload_materials;
		3623	reload_facedata;
		3624	reload_sound;
		3625	reload_archetypes;
3268	reload_regions;	3626	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3627	reload_treasures;
3273		3628
3274	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3630	}
3280		3631
3281	sub reload_config {	3632	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3633	trace "reloading config file...\n";
3283	or return;
3284		3634
3285	local $/;	3635	my $config = load_file "$CONFDIR/config";
3286	*CFG = YAML::Syck::Load <$fh>;	3636	utf8::decode $config;
		3637	*CFG = decode_yaml $config;
3287		3638
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3289		3640
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3292		3643
3293	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
3297	};	3648	};
3298	warn $@ if $@;	3649	warn $@ if $@;
3299	}	3650	}
3300	}	3651	}
3301		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
3302	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
3303	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3694	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3696	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
3310	};	3698	};
3311		3699
		3700	evthread_start IO::AIO::poll_fileno;
		3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
3312	reload_config;	3712	reload_config;
3313	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
3314	load_extensions;	3723	load_extensions;
3315		3724
3316	$TICK_WATCHER->start;	3725	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
		3732	};
		3733
		3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
3318	}	3743	}
3319		3744
3320	#############################################################################	3745	#############################################################################
3321	# initialisation and cleanup	3746	# initialisation and cleanup
3322		3747
3323	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
3324	BEGIN {	3749	BEGIN {
		3750	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
3333	},
3334	);	3754	};
3335	}	3755	}
3336	}	3756	}
3337		3757
3338	sub write_runtime {	3758	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
3340		3760
3341	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
3343		3763
3344	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3765
3346	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
3347		3767
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3769	or return;
3350		3770
3351	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
3364		3784
3365	close $fh	3785	close $fh
3366	or return;	3786	or return;
3367		3787
3368	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3789	and return;
3370		3790
3371	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3372		3792
3373	1	3793	1
		3794	}
		3795
		3796	our $uuid_lock;
		3797	our $uuid_skip;
		3798
		3799	sub write_uuid_sync($) {
		3800	$uuid_skip ||= $_[0];
		3801
		3802	return if $uuid_lock;
		3803	local $uuid_lock = 1;
		3804
		3805	my $uuid = "$LOCALDIR/uuid";
		3806
		3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3808	or return;
		3809
		3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
		3818	$uuid_skip = 0;
		3819
		3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3821	and return;
		3822
		3823	# always fsync - this file is important
		3824	aio_fsync $fh
		3825	and return;
		3826
		3827	close $fh
		3828	or return;
		3829
		3830	aio_rename "$uuid~", $uuid
		3831	and return;
		3832
		3833	trace "uuid file written ($value).\n";
		3834
		3835	1
		3836
		3837	}
		3838
		3839	sub write_uuid($$) {
		3840	my ($skip, $sync) = @_;
		3841
		3842	$sync ? write_uuid_sync $skip
		3843	: async { write_uuid_sync $skip };
3374	}	3844	}
3375		3845
3376	sub emergency_save() {	3846	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
3378		3848
3379	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
3380		3855
3381	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
3382	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3865	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3867	$pl->save;
3391	}	3868	}
3392	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
3393		3870
3394	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3876	$map->valid or next;
3398	$map->save;	3877	$map->save;
3399	}	3878	}
3400	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
3401		3880
3402	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
		3886
		3887	info "emergency_perl_save: begin write uuid\n";
		3888	write_uuid_sync 1;
		3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
3405	};	3909	};
3406		3910
3407	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
3408	}	3912	}
3409		3913
3410	sub post_cleanup {	3914	sub post_cleanup {
3411	my ($make_core) = @_;	3915	my ($make_core) = @_;
3412		3916
		3917	IO::AIO::flush;
		3918
3413	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
		3924	}
		3925
		3926	# a safer delete_package, copied from Symbol
		3927	sub clear_package($) {
		3928	my $pkg = shift;
		3929
		3930	# expand to full symbol table name if needed
		3931	unless ($pkg =~ /^main::.*::$/) {
		3932	$pkg = "main$pkg" if $pkg =~ /^::/;
		3933	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3934	$pkg .= '::' unless $pkg =~ /::$/;
		3935	}
		3936
		3937	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3938	my $stem_symtab = *{$stem}{HASH};
		3939
		3940	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3941	or return;
		3942
		3943	# clear all symbols
		3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3945	for my $name (keys %$leaf_symtab) {
		3946	_gv_clear *{"$pkg$name"};
		3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3948	}
3415	}	3949	}
3416		3950
3417	sub do_reload_perl() {	3951	sub do_reload_perl() {
3418	# can/must only be called in main	3952	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
3420	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
3421	return;	3955	return;
3422	}	3956	}
3423		3957
3424	warn "reloading...";	3958	return if $RELOAD++;
3425		3959
3426	warn "entering sync_job";	3960	my $t1 = AE::time;
3427		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
3428	cf::sync_job {	3968	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark
3430	cf::emergency_save;	3969	#cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark
3432		3970
3433	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;
3435
3436	# if anything goes wrong in here, we should simply crash as we already saved
3437
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;
3449	warn "iterate...";
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();	3973	%EXT_CORO = ();
3457		3974
3458	warn "removing commands";	3975	trace "perl_reload: removing commands";
3459	%COMMAND = ();	3976	%COMMAND = ();
3460		3977
3461	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3462	%EXTCMD = ();	3979	%EXTCMD = ();
3463	%EXTICMD = ();	3980	%EXTICMD = ();
3464		3981
3465	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3468		3985
3469	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3470	eval {	3987	eval {
3471	$cb->($pkg);	3988	$cb->($pkg);
3472	1	3989	1
3473	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
		3991	}
		3992
		3993	trace "... clearing $pkg";
		3994	clear_package $pkg;
3474	}	3995	}
3475		3996
3476	warn "... nuking $pkg";
3477	Symbol::delete_package $pkg;
3478	}
3479
3480	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3481	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		4000
3484	warn "... unloading $k";	4001	trace "... unloading $k";
3485	delete $INC{$k};	4002	delete $INC{$k};
3486		4003
3487	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3489		4006
3490	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3491	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3492	}	4012	}
3493		4013
3494	Symbol::delete_package $k;
3495	}
3496
3497	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		4017
3501	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		4021
3505	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3506	# and global variables created in xs	4023	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3508		4025
3509	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3510		4027
3511	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3512	require cf;	4029	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3514		4031
3515	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3516	cf::reload_config;	4033	cf::reload_config;
3517		4034
3518	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3519	cf::load_extensions;	4036	cf::load_extensions;
3520		4037
		4038	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3524	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3527		4046
3528	warn "leaving sync_job";	4047	cf::_post_init 1;
3529		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3530	1	4051	1
3531	} or do {	4052	} or do {
3532	warn $@;	4053	error $@;
3533	warn "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
3534	exit 1;	4055	};
		4056
		4057	--$RELOAD;
3535	};	4058	}
3536		4059
3537	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3538	};	4062	};
3539		4063
3540	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3541		4065
3542	sub reload_perl() {	4066	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3545		4069
3546	$RELOAD_WATCHER ||= Event->timer (	4070	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	4071	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	4072
3549	data => WF_AUTOCANCEL,	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	4074	do_reload_perl;
3552	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
3553	},	4076	};
3554	);	4077	};
3555	}	4078	}
3556		4079
3557	register_command "reload" => sub {	4080	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
3559		4082
…		…
3564	reload_perl;	4087	reload_perl;
3565	};	4088	};
3566	}	4089	}
3567	};	4090	};
3568		4091
3569	unshift @INC, $LIBDIR;	4092	#############################################################################
3570		4093
3571	my $bug_warning = 0;	4094	my $bug_warning = 0;
3572		4095
3573	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3575		4098
3576	sub wait_for_tick {	4099	sub wait_for_tick() {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3579		4101
3580	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	4104	$signal->wait;
3583	}	4105	}
3584		4106
3585	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		4109
3589	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	4112	$signal->wait;
3592	}	4113	}
3593		4114
3594	$TICK_WATCHER = Event->timer (	4115	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	4116	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	4118	unless ++$bug_warning > 10;
3604	return;	4119	return;
3605	}	4120	}
3606		4121
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3610		4123
3611	$RUNTIME += $TICK;	4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3612	$NEXT_TICK += $TICK;
3613		4125
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	4128	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	4129	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	4130	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	4131	or error "ERROR: unable to write runtime file: $!";
3620	};
3621	}	4132	};
		4133	}
3622		4134
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	4136	$sig->send;
3625	}	4137	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	4138	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	4139	$sig->send;
3628	}	4140	}
3629		4141
3630	$NOW = Event::time;	4142	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		4144
3641	_post_tick;	4145	if (0) {
		4146	if ($NEXT_TICK) {
		4147	my $jitter = $TICK_START - $NEXT_TICK;
		4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4149	debug "jitter $JITTER\n";#d#
		4150	}
3642	},	4151	}
3643	);	4152	}
3644		4153
3645	{	4154	{
		4155	# configure BDB
		4156
3646	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	4158	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	4159	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		4160
3672	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	4164	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4165	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		4168
3679	cf::sync_job {	4169	cf::sync_job {
3680	eval {	4170	eval {
…		…
3690		4180
3691	cf::cleanup "db_env_open(db): $@" if $@;	4181	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	4182	};
3693	}	4183	}
3694		4184
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	4185	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4186	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	4187	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	4188	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4189	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4190	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4191	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4192	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4193	};
3725	}	4194	}
3726		4195
3727	{	4196	{
		4197	# configure IO::AIO
		4198
3728	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4201	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4202	}
3741		4203
3742	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3743		4206
3744	sub _log_backtrace {	4207	sub _log_backtrace {
3745	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3746		4209
3747	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3748		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3749	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3751	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3752	async {	4220	async {
3753	$Coro::current->{desc} = "abt $msg";	4221	$Coro::current->{desc} = "abt $msg";
3754		4222
3755	my @bt = fork_call {	4223	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4235	}
3768		4236
3769	@funcs	4237	@funcs
3770	};	4238	};
3771		4239
3772	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4243	--$_log_backtrace;
3775	};	4244	};
3776	} else {	4245	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3779	}	4248	}
3780	}	4249	}
3781		4250
3782	# load additional modules	4251	# load additional modules
3783	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3784		4254
3785	END { cf::emergency_save }	4255	END { cf::emergency_save }
3786		4256
3787	1	4257	1
3788		4258

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines