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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.380 by root, Mon Oct 8 13:58:07 2007 UTC vs.
Revision 1.562 by root, Sat Apr 23 04:46:26 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 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 Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		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 | logBacktrace, 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	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
450	}	626	}
		627	}
451		628
452	$time = Event::time - $time;	629	my $time = AE::time - $time;
453		630
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
458		632
459	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
460	} else {	634	} else {
461	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
462		636
…		…
482	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
483		657
484	$coro	658	$coro
485	}	659	}
486		660
487	=item fork_call { }, $args	661	=item fork_call { }, @args
488		662
489	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
493		667
494	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
495		673
496	sub fork_call(&@) {	674	sub fork_call(&@) {
497	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
498		676
499	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
502		680
503	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
504	reset_signals;	682	cf::post_fork;
505	&$cb	683	&$cb
506	}, @args;	684	} @args;
507		685
508	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
509	}	725	}
510		726
511	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
512		728
513	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
523	within each server.	739	within each server.
524		740
525	=cut	741	=cut
526		742
527	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
528	my ($name) = @_;	747	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
530		749
531	eval {	750	eval {
532	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
542	}	761	}
543		762
544	our $DB;	763	our $DB;
545		764
546	sub db_init {	765	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	766	$DB ||= db_table "db";
549	};
550	}	767	}
551		768
552	sub db_get($$) {	769	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
554		771
555	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
556	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
557		776
558	$! ? ()	777	$! ? ()
559	: $data	778	: $data
560	}
561	}	779	}
562		780
563	sub db_put($$$) {	781	sub db_put($$$) {
564	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		811
594	my @data;	812	my @data;
595	my $md5;	813	my $md5;
596		814
597	for (0 .. $#$src) {	815	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	817	}
601		818
602	# if processing is expensive, check	819	# if processing is expensive, check
603	# checksum first	820	# checksum first
604	if (1) {	821	if (1) {
…		…
621		838
622	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	840	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
625		842
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		844
628	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
631		848
…		…
641		858
642	=cut	859	=cut
643		860
644	sub datalog($@) {	861	sub datalog($@) {
645	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	864	}
648		865
649	=back	866	=back
650		867
651	=cut	868	=cut
652		869
653	#############################################################################	870	#############################################################################
654		871
655	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
656		873
657	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
658	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")
659	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
660		877
661	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>
662	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
663	Crossfire TRT).	880	Deliantra).
664		881
665	=over 4	882	=over 4
666		883
667	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
668		885
…		…
712	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
713		930
714	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
716		933
717	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		936
720	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
721		938
722	=over 4	939	=over 4
…		…
846		1063
847	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1066
850	} elsif (ref $type) {	1067	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
852		1069
853	} else {	1070	} else {
854	shift @arg;	1071	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
856	}	1073	}
857	}	1074	}
858	}	1075	}
859		1076
860	sub _object_attach {	1077	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
871	}	1088	}
872		1089
873	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
874	} else {	1091	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1093	}
877		1094
878	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
879	}	1096	}
880		1097
…		…
939		1156
940	for (@$callbacks) {	1157	for (@$callbacks) {
941	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
942		1159
943	if ($@) {	1160	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1162	override;
947	}	1163	}
948		1164
949	return 1 if $override;	1165	return 1 if $override;
950	}	1166	}
951		1167
952	0	1168	0
953	}	1169	}
954		1170
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1172
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1174
959	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
960		1176
…		…
966		1182
967	=cut	1183	=cut
968		1184
969	#############################################################################	1185	#############################################################################
970	# object support	1186	# object support
971	#
972		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
973	sub _can_merge {	1221	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
975		1223
976	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1225
980	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
981	}	1228	}
982		1229
983	sub reattach {	1230	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1232	my ($obj) = @_;
986		1233
		1234	# no longer needed after getting rid of delete_package?
987	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
988		1236
989	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
990		1238
991	@$registry = ();	1239	@$registry = ();
992		1240
…		…
997	for (@$attach) {	1245	for (@$attach) {
998	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1000	}	1248	}
1001	} else {	1249	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1251	}
1004	}	1252	}
1005	}	1253	}
1006		1254
1007	cf::attachable->attach (	1255	cf::attachable->attach (
1008	prio => -1000000,	1256	prio => -1000000,
1009	on_instantiate => sub {	1257	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
1011		1259
1012	$data = from_json $data;	1260	$data = decode_json $data;
1013		1261
1014	for (@$data) {	1262	for (@$data) {
1015	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
1016		1264
1017	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1035		1283
1036	sync_job {	1284	sync_job {
1037	if (length $$rdata) {	1285	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1041		1290
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1298	aio_close $fh;
1047		1299
1048	if (@$objs) {	1300	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1309	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1311	}
1057	} else {	1312	} else {
1058	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1059	}	1314	}
1060		1315
1061	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1320	} else {
1063	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1064	}	1322	}
1065	} else {	1323	} else {
1066	aio_unlink $filename;	1324	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1068	}	1326	}
…		…
1087		1345
1088	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1348	or return;
1091		1349
1092	my $st = eval { Coro::Storable::thaw $av }	1350	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1351	$av = $st->{objs};
1095	}	1352	}
1096		1353
1097	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1100		1358
1101	($data, $av)	1359	($data, $av)
1102	}	1360	}
1103		1361
1104	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1161		1419
1162	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1163	}	1421	}
1164		1422
		1423	use File::Glob ();
		1424
1165	cf::player->attach (	1425	cf::player->attach (
1166	on_command => sub {	1426	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1168		1428
1169	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1170	or return;	1430	or return;
1171		1431
…		…
1194		1454
1195	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1456	if $reply;
1197		1457
1198	} else {	1458	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1460	}
1201		1461
1202	cf::override;	1462	cf::override;
1203	},	1463	},
1204	);	1464	);
1205		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
1206	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1207	cf::sync_job {	1482	cf::sync_job {
1208	my %todo;	1483	my %todo;
1209		1484
1210	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1486	next unless -r $path;
…		…
1229		1504
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1507
1233	$ext{source} =	1508	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1236	. $source	1511	. $source
1237	. "\n};\n1";	1512	. "\n};\n1";
1238		1513
1239	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1240	}	1515	}
1241		1516
		1517	my $pass = 0;
1242	my %done;	1518	my %done;
1243	while (%todo) {	1519	while (%todo) {
1244	my $progress;	1520	my $progress;
1245		1521
		1522	++$pass;
		1523
		1524	ext:
1246	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1527	next ext
1249	unless exists $done{$_};	1528	unless exists $done{$_};
1250	}	1529	}
1251		1530
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1532
1254	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1259	warn $msg;	1540
1260	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1542	delete $todo{$k};
1262	}	1543	} else {
1263		1544	$done{$k} = delete $todo{$k};
1264	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1265	}	1550	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1551	}
1271		1552
1272	skip:	1553	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1275	}	1563	}
1276	};	1564	};
1277	}	1565	}
1278		1566
1279	#############################################################################	1567	#############################################################################
1280		1568
1281	=back	1569	=back
1282		1570
1283	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1284		1572
1285	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1286		1574
1287	=cut	1575	=cut
1288		1576
1289	package cf::player;	1577	package cf::player;
1290		1578
…		…
1333		1621
1334	sub exists($) {	1622	sub exists($) {
1335	my ($login) = @_;	1623	my ($login) = @_;
1336		1624
1337	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1339	}	1627	}
1340		1628
1341	sub find($) {	1629	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1631	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1644	or return;
1357		1645
1358	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1359	or return;	1647	or return;
		1648
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1363	}	1652	}
1364	}	1653	}
1365	}	1654	}
1366		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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
1367	sub save($) {	1669	sub save($) {
1368	my ($pl) = @_;	1670	my ($pl) = @_;
1369		1671
1370	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1371		1673
…		…
1374		1676
1375	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1376		1678
1377	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1686
1380	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1688	cf::cede_to_tick;
1382	}	1689	}
1383		1690
…		…
1415	my ($pl) = @_;	1722	my ($pl) = @_;
1416		1723
1417	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1418		1725
1419	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1420	$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
1421		1728
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1425	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1426		1737
1427	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1467		1778
1468	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1469	my $path = path $login;	1780	my $path = path $login;
1470		1781
1471	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1788	}
1477		1789
…		…
1481		1793
1482	\@logins	1794	\@logins
1483	}	1795	}
1484		1796
1485	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1486		1800
1487	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1488	player. May block.	1802	player. May block.
1489		1803
1490	=cut	1804	=cut
…		…
1508	}	1822	}
1509		1823
1510	\@paths	1824	\@paths
1511	}	1825	}
1512		1826
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1828
1515	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1830
1564	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1565		1832
1566	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1567		1834
…		…
1599		1866
1600	=cut	1867	=cut
1601		1868
1602	sub find_by_path($) {	1869	sub find_by_path($) {
1603	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1604		1873
1605	my ($match, $specificity);	1874	my ($match, $specificity);
1606		1875
1607	for my $region (list) {	1876	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1636		1905
1637	sub generate_random_map {	1906	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1640	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1912	}
1654		1913
1655	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1656		1915
1657	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
…		…
1662		1921
1663	sub register {	1922	sub register {
1664	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1924	my $pkg = caller;
1666		1925
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1927
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1929	}
1672		1930
1673	# also paths starting with '/'	1931	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1933
1676	sub thawer_merge {	1934	sub thawer_merge {
1677	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1678		1936
1679	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1684	}	1942	}
1685		1943
1686	sub normalise {	1944	sub normalise {
1687	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1688		1946
1689	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1690		1948
1691	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1692		1950
1693	# map plan:	1951	# map plan:
1694	#	1952	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1968	$path = "$base/$path";
1711	}	1969	}
1712		1970
1713	for ($path) {	1971	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1717	}	1974	}
1718		1975
1719	$path	1976	$path
…		…
1733	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1734	return $self;	1991	return $self;
1735	}	1992	}
1736	}	1993	}
1737		1994
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1996	()
1740	}	1997	}
1741		1998
		1999	# may re-bless or do other evil things
1742	sub init {	2000	sub init {
1743	my ($self) = @_;	2001	my ($self) = @_;
1744		2002
1745	$self	2003	$self
1746	}	2004	}
…		…
1765		2023
1766	# the temporary/swap location	2024	# the temporary/swap location
1767	sub save_path {	2025	sub save_path {
1768	my ($self) = @_;	2026	my ($self) = @_;
1769		2027
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1772	}	2030	}
1773		2031
1774	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1775	sub uniq_path {	2033	sub uniq_path {
1776	my ($self) = @_;	2034	my ($self) = @_;
1777		2035
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2038	}
1790		2039
1791	sub decay_objects {	2040	sub decay_objects {
1792	my ($self) = @_;	2041	my ($self) = @_;
1793		2042
…		…
1875		2124
1876	sub find;	2125	sub find;
1877	sub find {	2126	sub find {
1878	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
1879		2128
		2129	cf::cede_to_tick;
		2130
1880	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1881		2132
1882	cf::lock_wait "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2135
1885	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
1890	or return;	2138	or return;
1891		2139
1892	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
1893		2141
…		…
1895	or return;	2143	or return;
1896		2144
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2145	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2146	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2147	#$cf::WAIT_FOR_TICK->wait;
		2148	undef $guard2;
1900	undef $guard1;	2149	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2150	$map->reset;
1903	return find $path;	2151	return find $path;
1904	}	2152	}
1905		2153
1906	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
1907	}	2155	}
1908	}	2156	}
1909		2157
1910	sub pre_load { }	2158	sub pre_load { }
1911	sub post_load { }	2159	#sub post_load { } # XS
1912		2160
1913	sub load {	2161	sub load {
1914	my ($self) = @_;	2162	my ($self) = @_;
1915		2163
1916	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1928	$self->alloc;	2176	$self->alloc;
1929		2177
1930	$self->pre_load;	2178	$self->pre_load;
1931	cf::cede_to_tick;	2179	cf::cede_to_tick;
1932		2180
		2181	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2182	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2183	$f->skip_block;
1935	$self->_load_objects ($f)	2184	$self->_load_objects ($f)
1936	or return;	2185	or return;
1937		2186
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2187	$self->post_load_original
1939	if delete $self->{load_original};	2188	if delete $self->{load_original};
1940		2189
1941	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2191	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2192	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2193	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2194	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2195	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2196	$f->resolve_delayed_derefs;
		2197	}
1948	}	2198	}
1949	}	2199	}
1950	}
1951		2200
1952	$f->resolve_delayed_derefs;	2201	$f->resolve_delayed_derefs;
		2202	}
1953		2203
1954	cf::cede_to_tick;	2204	cf::cede_to_tick;
1955	# now do the right thing for maps	2205	# now do the right thing for maps
1956	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2211	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2212	$self->decay_objects;
1963	$self->fix_auto_apply;	2213	$self->fix_auto_apply;
1964	$self->update_buttons;	2214	$self->update_buttons;
1965	cf::cede_to_tick;	2215	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2216	$self->activate;
1969	}	2217	}
1970		2218
1971	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2220	$self->last_access ($cf::RUNTIME);
1973		2221
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2222	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2223	}
1976		2224
1977	$self->post_load;	2225	$self->post_load;
1978	}
1979		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2233	sub customise_for {
1981	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
1982		2235
1983	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2237	if $self->per_player;
…		…
2000	or next;	2253	or next;
2001	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
2002	or next;	2255	or next;
2003	$neigh->load;	2256	$neigh->load;
2004		2257
		2258	# now find the diagonal neighbours
2005	push @neigh,	2259	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2262	}
2009		2263
…		…
2016	}	2270	}
2017		2271
2018	sub find_sync {	2272	sub find_sync {
2019	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2020		2274
2021	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
2022	}	2279	}
2023		2280
2024	sub do_load_sync {	2281	sub do_load_sync {
2025	my ($map) = @_;	2282	my ($map) = @_;
2026		2283
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2285	if $Coro::current == $Coro::main;
2029		2286
2030	cf::sync_job { $map->load };	2287	$map->load;
2031	}	2288	}
2032		2289
2033	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
2035		2292
…		…
2037	my ($path, $origin, $load) = @_;	2294	my ($path, $origin, $load) = @_;
2038		2295
2039	$path = normalise $path, $origin && $origin->{path};	2296	$path = normalise $path, $origin && $origin->{path};
2040		2297
2041	if (my $map = $cf::MAP{$path}) {	2298	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2299	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2300	}
2044		2301
2045	$MAP_PREFETCH{$path} |= $load;	2302	$MAP_PREFETCH{$path} |= $load;
2046		2303
2047	$MAP_PREFETCHER ||= cf::async {	2304	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2062		2319
2063	()	2320	()
2064	}	2321	}
2065		2322
		2323	# common code, used by both ->save and ->swapout
2066	sub save {	2324	sub _save {
2067	my ($self) = @_;	2325	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2326
2071	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2072		2328
2073	return unless $self->dirty;	2329	return unless $self->dirty;
2074		2330
…		…
2083		2339
2084	cf::async {	2340	cf::async {
2085	$Coro::current->{desc} = "map player save";	2341	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2342	$_->contr->save for $self->players;
2087	};	2343	};
		2344
		2345	cf::get_slot 0.02;
2088		2346
2089	if ($uniq) {	2347	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2348	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2349	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2350	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2352	}
2095	}	2353	}
2096		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2097	sub swap_out {	2363	sub swap_out {
2098	my ($self) = @_;	2364	my ($self) = @_;
2099		2365
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2367
		2368	return if $self->in_memory != cf::MAP_ACTIVE;
		2369	return if $self->{deny_save};
2105	return if $self->players;	2370	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
		2381	$self->clear;
		2382	}
		2383
		2384	sub reset_at {
		2385	my ($self) = @_;
		2386
		2387	# TODO: safety, remove and allow resettable per-player maps
		2388	return 1e99 if $self->{deny_reset};
		2389
		2390	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2391	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2392
		2393	$time + $to
		2394	}
		2395
		2396	sub should_reset {
		2397	my ($self) = @_;
		2398
		2399	$self->reset_at <= $cf::RUNTIME
		2400	}
		2401
		2402	sub reset {
		2403	my ($self) = @_;
		2404
		2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2406
		2407	return if $self->players;
		2408
		2409	cf::trace "resetting map ", $self->path, "\n";
		2410
		2411	$self->in_memory (cf::MAP_SWAPPED);
		2412
		2413	# need to save uniques path
		2414	unless ($self->{deny_save}) {
		2415	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2416
		2417	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2418	if $uniq;
		2419	}
		2420
		2421	delete $cf::MAP{$self->path};
2110		2422
2111	$self->deactivate;	2423	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2424	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2425	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2426
2159	$self->unlink_save;	2427	$self->unlink_save;
2160	$self->destroy;	2428	$self->destroy;
2161	}	2429	}
2162		2430
…		…
2170		2438
2171	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2172		2440
2173	$self->unlink_save;	2441	$self->unlink_save;
2174		2442
2175	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2448
…		…
2229		2497
2230	sub unique_maps() {	2498	sub unique_maps() {
2231	[	2499	[
2232	map {	2500	map {
2233	utf8::decode $_;	2501	utf8::decode $_;
2234	/\.map$/	2502	s/\.map$//; # TODO future compatibility hack
		2503	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2504	? ()
2235	? normalise $_	2505	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2507	]
2239	}	2508	}
2240		2509
2241	package cf;	2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
2242		2541
2243	=back	2542	=back
2244		2543
2245	=head3 cf::object	2544	=head3 cf::object
2246		2545
…		…
2250		2549
2251	=over 4	2550	=over 4
2252		2551
2253	=item $ob->inv_recursive	2552	=item $ob->inv_recursive
2254		2553
2255	Returns the inventory of the object _and_ their inventories, recursively.	2554	Returns the inventory of the object I<and> their inventories, recursively,
		2555	but I<not> the object itself.
2256		2556
2257	=cut	2557	=cut
2258		2558
2259	sub inv_recursive_;	2559	sub inv_recursive_;
2260	sub inv_recursive_ {	2560	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2565	inv_recursive_ inv $_[0]
2266	}	2566	}
2267		2567
2268	=item $ref = $ob->ref	2568	=item $ref = $ob->ref
2269		2569
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2570	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2571
2272	=item $ob = cf::object::deref ($refstring)	2572	=item $ob = cf::object::deref ($refstring)
2273		2573
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2574	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2575	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2607	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2608	dialogue with the given NPC character.
2309		2609
2310	=cut	2610	=cut
2311		2611
		2612	our $SAY_CHANNEL = {
		2613	id => "say",
		2614	title => "Map",
		2615	reply => "say ",
		2616	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2617	};
		2618
		2619	our $CHAT_CHANNEL = {
		2620	id => "chat",
		2621	title => "Chat",
		2622	reply => "chat ",
		2623	tooltip => "Player chat and shouts, global to the server.",
		2624	};
		2625
2312	# rough implementation of a future "reply" method that works	2626	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2627	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2628	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2629	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2630	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2641	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2642	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2643
2330	} else {	2644	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2645	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2646	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2647	}
2334	}	2648	}
2335	}	2649	}
2336		2650
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2651	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2676
2363	=item $player_object->enter_link	2677	=item $player_object->enter_link
2364		2678
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2680
2367	The player should be reasonably safe there for short amounts of time. You	2681	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2683	though, as the player cannot control the character while it is on the link
		2684	map.
2369		2685
2370	Will never block.	2686	Will never block.
2371		2687
2372	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
2373		2689
…		…
2393	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2710	my ($self) = @_;
2395		2711
2396	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2397		2713
		2714	++$self->{_link_recursion};
		2715
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2717
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2402		2720
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2722	}
2405		2723
2406	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2408		2726
…		…
2425	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2427		2745
2428	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2431		2749
2432	$map->load;	2750	$map->load;
2433	$map->load_neighbours;	2751	$map->load_neighbours;
2434		2752
2435	return unless $self->contr->active;	2753	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2754
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2440	}	2757	# entering was successful
		2758	delete $self->{_link_recursion};
		2759	# only activate afterwards, to support waiting in hooks
		2760	$self->activate_recursive;
		2761	}
2441		2762
		2763	}
		2764
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2766
2444	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2771	be called at the end of this process.
2449		2772
		2773	Note that $check will be called with a potentially non-loaded map, so if
		2774	it needs a loaded map it has to call C<< ->load >>.
		2775
2450	=cut	2776	=cut
2451		2777
2452	our $GOTOGEN;	2778	our $GOTOGEN;
2453		2779
2454	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
2456		2788
2457	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2791
2460	$self->enter_link;	2792	$self->enter_link;
…		…
2484	my $map = eval {	2816	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2817	my $map = defined $path ? cf::map::find $path : undef;
2486		2818
2487	if ($map) {	2819	if ($map) {
2488	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2822	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2824	}
2493		2825
2494	$map	2826	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2505	}	2837	}
2506		2838
2507	$done->() if $done;	2839	$done->($self) if $done;
2508	})->prio (1);	2840	})->prio (1);
2509	}	2841	}
2510		2842
2511	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2512		2844
…		…
2532	}	2864	}
2533		2865
2534	sub prepare_random_map {	2866	sub prepare_random_map {
2535	my ($exit) = @_;	2867	my ($exit) = @_;
2536		2868
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2869	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2870	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2871	# that depends on the exit object
2542		2872
2543	my $rmp = parse_random_map_params $exit->msg;	2873	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2875	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2876	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2877	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2878	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2879	$rmp->{origin_y} = $exit->y;
		2880
		2881	$exit->map->touch;
2550	}	2882	}
2551		2883
2552	$rmp->{random_seed} ||= $exit->random_seed;	2884	$rmp->{random_seed} ||= $exit->random_seed;
2553		2885
2554	my $data = cf::to_json $rmp;	2886	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2887	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2888	my $meta = "$RANDOMDIR/$md5.meta";
2557		2889
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2890	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2891	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2892	undef $fh;
2561	aio_rename "$meta~", $meta;	2893	aio_rename "$meta~", $meta;
2562		2894
		2895	my $slaying = "?random/$md5";
		2896
		2897	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2898	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2899	$exit->msg (undef);
		2900	}
2565	}	2901	}
2566	}	2902	}
2567		2903
2568	sub cf::object::player::enter_exit {	2904	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2905	my ($self, $exit) = @_;
2570		2906
2571	return unless $self->type == cf::PLAYER;	2907	return unless $self->type == cf::PLAYER;
2572		2908
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2909	$self->enter_link;
2585		2910
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2911	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2912	$Coro::current->{desc} = "enter_exit";
2592		2913
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2914	unless (eval {
		2915	$self->deactivate_recursive; # just to be sure
		2916
		2917	# random map handling
		2918	{
		2919	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2920
		2921	prepare_random_map $exit
		2922	if $exit->slaying eq "/!";
		2923	}
		2924
		2925	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2926	my $x = $exit->stats->hp;
		2927	my $y = $exit->stats->sp;
		2928
2595	$self->goto ($slaying, $hp, $sp);	2929	$self->goto ($map, $x, $y);
2596		2930
		2931	# if exit is damned, update players death & WoR home-position
		2932	$self->contr->savebed ($map, $x, $y)
		2933	if $exit->flag (cf::FLAG_DAMNED);
		2934
2597	1;	2935	1
2598	}) {	2936	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2941
2604	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	2943	$self->leave_link;
2606	}	2944	}
2607	})->prio (1);	2945	})->prio (1);
2608	}	2946	}
2609		2947
…		…
2621	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2623		2961
2624	utf8::encode $text;	2962	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2626	}	2989	}
2627		2990
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2992
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2995	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2996	the message unless the client supports the msg packet.
2634		2997
2635	=cut	2998	=cut
2636		2999
		3000	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	3001	our %CHANNEL = (
		3002	"c/motd" => {
		3003	id => "infobox",
		3004	title => "MOTD",
		3005	reply => undef,
		3006	tooltip => "The message of the day",
		3007	},
2638	"c/identify" => {	3008	"c/identify" => {
2639	id => "infobox",	3009	id => "infobox",
2640	title => "Identify",	3010	title => "Identify",
2641	reply => undef,	3011	reply => undef,
2642	tooltip => "Items recently identified",	3012	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	3015	id => "infobox",
2646	title => "Examine",	3016	title => "Examine",
2647	reply => undef,	3017	reply => undef,
2648	tooltip => "Signs and other items you examined",	3018	tooltip => "Signs and other items you examined",
2649	},	3019	},
		3020	"c/shopinfo" => {
		3021	id => "infobox",
		3022	title => "Shop Info",
		3023	reply => undef,
		3024	tooltip => "What your bargaining skill tells you about the shop",
		3025	},
		3026	"c/book" => {
		3027	id => "infobox",
		3028	title => "Book",
		3029	reply => undef,
		3030	tooltip => "The contents of a note or book",
		3031	},
2650	"c/lookat" => {	3032	"c/lookat" => {
2651	id => "infobox",	3033	id => "infobox",
2652	title => "Look",	3034	title => "Look",
2653	reply => undef,	3035	reply => undef,
2654	tooltip => "What you saw there",	3036	tooltip => "What you saw there",
2655	},	3037	},
		3038	"c/who" => {
		3039	id => "infobox",
		3040	title => "Players",
		3041	reply => undef,
		3042	tooltip => "Shows players who are currently online",
		3043	},
		3044	"c/body" => {
		3045	id => "infobox",
		3046	title => "Body Parts",
		3047	reply => undef,
		3048	tooltip => "Shows which body parts you posess and are available",
		3049	},
		3050	"c/statistics" => {
		3051	id => "infobox",
		3052	title => "Statistics",
		3053	reply => undef,
		3054	tooltip => "Shows your primary statistics",
		3055	},
		3056	"c/skills" => {
		3057	id => "infobox",
		3058	title => "Skills",
		3059	reply => undef,
		3060	tooltip => "Shows your experience per skill and item power",
		3061	},
		3062	"c/shopitems" => {
		3063	id => "infobox",
		3064	title => "Shop Items",
		3065	reply => undef,
		3066	tooltip => "Shows the items currently for sale in this shop",
		3067	},
		3068	"c/resistances" => {
		3069	id => "infobox",
		3070	title => "Resistances",
		3071	reply => undef,
		3072	tooltip => "Shows your resistances",
		3073	},
		3074	"c/pets" => {
		3075	id => "infobox",
		3076	title => "Pets",
		3077	reply => undef,
		3078	tooltip => "Shows information abotu your pets/a specific pet",
		3079	},
		3080	"c/perceiveself" => {
		3081	id => "infobox",
		3082	title => "Perceive Self",
		3083	reply => undef,
		3084	tooltip => "You gained detailed knowledge about yourself",
		3085	},
		3086	"c/uptime" => {
		3087	id => "infobox",
		3088	title => "Uptime",
		3089	reply => undef,
		3090	tooltip => "How long the server has been running since last restart",
		3091	},
		3092	"c/mapinfo" => {
		3093	id => "infobox",
		3094	title => "Map Info",
		3095	reply => undef,
		3096	tooltip => "Information related to the maps",
		3097	},
		3098	"c/party" => {
		3099	id => "party",
		3100	title => "Party",
		3101	reply => "gsay ",
		3102	tooltip => "Messages and chat related to your party",
		3103	},
		3104	"c/death" => {
		3105	id => "death",
		3106	title => "Death",
		3107	reply => undef,
		3108	tooltip => "Reason for and more info about your most recent death",
		3109	},
		3110	"c/say" => $SAY_CHANNEL,
		3111	"c/chat" => $CHAT_CHANNEL,
2656	);	3112	);
2657		3113
2658	sub cf::client::send_msg {	3114	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3115	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3116
2661	$msg = $self->pl->expand_cfpod ($msg);	3117	$msg = $self->pl->expand_cfpod ($msg)
		3118	unless $color & cf::NDI_VERBATIM;
2662		3119
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3120	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3121
2665	# check predefined channels, for the benefit of C	3122	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3123	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3124	$channel = $CHANNEL{$channel};
2668		3125
2669	$self->ext_msg (channel_info => $channel)	3126	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3127	$channel = $channel->{id};
2673		3128
2674	} elsif (ref $channel) {	3129	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3130	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3131	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3132	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3133	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3134	}
2681		3135
2682	$channel = $channel->{id};	3136	$channel = $channel->{id};
2683	}	3137	}
2684		3138
2685	return unless @extra || length $msg;	3139	return unless @extra || length $msg;
2686		3140
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3141	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3142	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3143	if $color & cf::NDI_DEF;
2691		3144
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3145	my $pkt = "msg "
		3146	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3148	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3149
2706	$color &= cf::NDI_COLOR_MASK;	3150	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3151	}
2720		3152
2721	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2722		3154
2723	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2726		3158
2727	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2729		3161
2730	if ($self->extcmd == 2) {	3162	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3167	}
2736	}	3168	}
2737		3169
2738	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2739		3171
…		…
2743		3175
2744	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2746		3178
2747	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3182	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3185	}
2754	}	3186	}
2755		3187
2756	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2757		3189
…		…
2828		3260
2829	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
2830	if $reply;	3262	if $reply;
2831		3263
2832	} else {	3264	} else {
2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834	}	3266	}
2835		3267
2836	cf::override;	3268	cf::override;
2837	},	3269	},
2838	);	3270	);
…		…
2858		3290
2859	$coro	3291	$coro
2860	}	3292	}
2861		3293
2862	cf::client->attach (	3294	cf::client->attach (
2863	on_destroy => sub {	3295	on_client_destroy => sub {
2864	my ($ns) = @_;	3296	my ($ns) = @_;
2865		3297
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3299	},
2868	);	3300	);
…		…
2884	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
2885		3317
2886	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
2887		3319
2888	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
2891	sort time	3323	sort time
2892	));	3324	));
2893		3325
2894	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
2896	=pod	3328	=pod
2897		3329
2898	The following functions and methods are available within a safe environment:	3330	The following functions and methods are available within a safe environment:
2899		3331
2900	cf::object	3332	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3333	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3334	insert remove name archname title slaying race decrease split
		3335	value
2903		3336
2904	cf::object::player	3337	cf::object::player
2905	player	3338	player
2906		3339
2907	cf::player	3340	cf::player
…		…
2912		3345
2913	=cut	3346	=cut
2914		3347
2915	for (	3348	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3349	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3350	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3351	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3353	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
2922	) {	3355	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3358	for @funs;
2927	}	3359	}
2928		3360
…		…
2943		3375
2944	my $qcode = $code;	3376	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
2947		3379
		3380	%vars = (_dummy => 0) unless %vars;
		3381
		3382	my @res;
2948	local $_;	3383	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3384
2951	my $eval =	3385	my $eval =
2952	"do {\n"	3386	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3389	. $code
2956	. "\n}"	3390	. "\n}"
2957	;	3391	;
2958		3392
		3393	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
2962		3402
2963	if ($@) {	3403	if ($@) {
2964	warn "$@";	3404	warn "$@",
2965	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
2967	}	3407	}
2968		3408
2969	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
2970	}	3410	}
2971		3411
…		…
2985	=cut	3425	=cut
2986		3426
2987	sub register_script_function {	3427	sub register_script_function {
2988	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
2989		3429
2990	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
2992	}	3432	}
2993		3433
2994	=back	3434	=back
2995		3435
2996	=cut	3436	=cut
…		…
3005	# for this (global event?)	3445	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3446	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3447
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3449
3010	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
3011		3451
3012	my $facedata;	3452	my $facedata = decode_storable load_file $path;
3013	0 < aio_load $path, $facedata
3014	or die "$path: $!";
3015
3016	$facedata = Coro::Storable::thaw $facedata;
3017		3453
3018	$facedata->{version} == 2	3454	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3456
3021	# patch in the exptable	3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3022	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3460	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
3025	};	3463	};
3026	cf::cede_to_tick;	3464	cf::cede_to_tick;
3027		3465
3028	{	3466	{
3029	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
3030		3468
3031	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3471
3033	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3037		3477
3038	cf::cede_to_tick;	3478	cf::cede_to_tick;
3039	}	3479	}
3040		3480
3041	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3482	next unless $info->{smooth};
		3483
3043	my $idx = cf::face::find $face	3484	my $idx = cf::face::find $face
3044	or next;	3485	or next;
		3486
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3490	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3492	}
3051		3493
3052	cf::cede_to_tick;	3494	cf::cede_to_tick;
3053	}	3495	}
3054	}	3496	}
…		…
3063		3505
3064	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
3065	}	3507	}
3066		3508
3067	{	3509	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
3071		3511
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
		3513	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3515
3078	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3517	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3518	} else {
3088	$data = $info->{data};	3519	$RESOURCE{$name} = $info; # unused
3089	}	3520	}
3090		3521
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3522	cf::cede_to_tick;
3095	}	3523	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3524	}
		3525
		3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3527
3116	1	3528	1
3117	}	3529	}
3118		3530
3119	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
…		…
3121		3533
3122	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3535	$ns->fx_want ($k, $v);
3124	}	3536	}
3125	};	3537	};
		3538
		3539	sub load_resource_file($) {
		3540	my $guard = lock_acquire "load_resource_file";
		3541
		3542	my $status = load_resource_file_ $_[0];
		3543	get_slot 0.1, 100;
		3544	cf::arch::commit_load;
		3545
		3546	$status
		3547	}
3126		3548
3127	sub reload_regions {	3549	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3551	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3566	}
3145		3567
3146	sub reload_archetypes {	3568	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3569	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3570	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3571	}
3155		3572
3156	sub reload_treasures {	3573	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
3159	}	3576	}
3160		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
3161	sub reload_resources {	3598	sub reload_resources {
3162	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
3163		3600
		3601	reload_exp_table;
		3602	reload_materials;
		3603	reload_facedata;
		3604	reload_sound;
		3605	reload_archetypes;
3164	reload_regions;	3606	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3607	reload_treasures;
3169		3608
3170	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3610	}
3176		3611
3177	sub reload_config {	3612	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3613	trace "reloading config file...\n";
3179	or return;
3180		3614
3181	local $/;	3615	my $config = load_file "$CONFDIR/config";
3182	*CFG = YAML::Syck::Load <$fh>;	3616	utf8::decode $config;
		3617	*CFG = decode_yaml $config;
3183		3618
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3620
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3623
3189	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3193	};	3628	};
3194	warn $@ if $@;	3629	warn $@ if $@;
3195	}	3630	}
3196	}	3631	}
3197		3632
		3633	sub pidfile() {
		3634	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3635	or die "$PIDFILE: $!";
		3636	flock $fh, &Fcntl::LOCK_EX
		3637	or die "$PIDFILE: flock: $!";
		3638	$fh
		3639	}
		3640
		3641	# make sure only one server instance is running at any one time
		3642	sub atomic {
		3643	my $fh = pidfile;
		3644
		3645	my $pid = <$fh>;
		3646	kill 9, $pid if $pid > 0;
		3647
		3648	seek $fh, 0, 0;
		3649	print $fh $$;
		3650	}
		3651
		3652	sub main_loop {
		3653	trace "EV::loop starting\n";
		3654	if (1) {
		3655	EV::loop;
		3656	}
		3657	trace "EV::loop returned\n";
		3658	goto &main_loop unless $REALLY_UNLOOP;
		3659	}
		3660
3198	sub main {	3661	sub main {
		3662	cf::init_globals; # initialise logging
		3663
		3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3668
		3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3670
3199	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3673	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3674	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3675	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3676	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3677	})->prio (Coro::PRIO_MAX);
3206	};	3678	};
3207		3679
		3680	evthread_start IO::AIO::poll_fileno;
		3681
		3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
		3691	reload_resources;
3208	reload_config;	3692	reload_config;
3209	db_init;	3693	db_init;
		3694
		3695	cf::init_uuid;
		3696	cf::init_signals;
		3697	cf::init_skills;
		3698
		3699	cf::init_beforeplay;
		3700
		3701	atomic;
		3702
3210	load_extensions;	3703	load_extensions;
3211		3704
3212	$TICK_WATCHER->start;	3705	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3706
		3707	# no (long-running) fork's whatsoever before this point(!)
		3708	use POSIX ();
		3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3710
		3711	cf::_post_init 0;
		3712	};
		3713
		3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
		3722	goto &main_loop;
3214	}	3723	}
3215		3724
3216	#############################################################################	3725	#############################################################################
3217	# initialisation and cleanup	3726	# initialisation and cleanup
3218		3727
3219	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3220	BEGIN {	3729	BEGIN {
		3730	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3229	},
3230	);	3734	};
3231	}	3735	}
3232	}	3736	}
3233		3737
3234	sub write_runtime {	3738	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3739	my $t0 = AE::time;
3236		3740
3237	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3239		3743
3240	IO::AIO::aio_utime $runtime, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3745
3242	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3243		3747
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3749	or return;
3246		3750
3247	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3763	aio_utime $fh, undef, undef;
3260		3764
3261	close $fh	3765	close $fh
3262	or return;	3766	or return;
3263		3767
3264	aio_rename "$runtime~", $runtime	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3769	and return;
3266		3770
3267	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3772
3269	1	3773	1
		3774	}
		3775
		3776	our $uuid_lock;
		3777	our $uuid_skip;
		3778
		3779	sub write_uuid_sync($) {
		3780	$uuid_skip ||= $_[0];
		3781
		3782	return if $uuid_lock;
		3783	local $uuid_lock = 1;
		3784
		3785	my $uuid = "$LOCALDIR/uuid";
		3786
		3787	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3788	or return;
		3789
		3790	my $value = uuid_seq uuid_cur;
		3791
		3792	unless ($value) {
		3793	info "cowardly refusing to write zero uuid value!\n";
		3794	return;
		3795	}
		3796
		3797	my $value = uuid_str $value + $uuid_skip;
		3798	$uuid_skip = 0;
		3799
		3800	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3801	and return;
		3802
		3803	# always fsync - this file is important
		3804	aio_fsync $fh
		3805	and return;
		3806
		3807	close $fh
		3808	or return;
		3809
		3810	aio_rename "$uuid~", $uuid
		3811	and return;
		3812
		3813	trace "uuid file written ($value).\n";
		3814
		3815	1
		3816
		3817	}
		3818
		3819	sub write_uuid($$) {
		3820	my ($skip, $sync) = @_;
		3821
		3822	$sync ? write_uuid_sync $skip
		3823	: async { write_uuid_sync $skip };
3270	}	3824	}
3271		3825
3272	sub emergency_save() {	3826	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3274		3828
3275	warn "enter emergency perl save\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3276		3835
3277	cf::sync_job {	3836	cf::sync_job {
		3837	cf::write_runtime_sync; # external watchdog should not bark
		3838
3278	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3842	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3845	$pl->valid or next;
		3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3285	$pl->save;	3847	$pl->save;
3286	}	3848	}
3287	warn "end emergency player save\n";	3849	info "emergency_perl_save: end player save\n";
3288		3850
3289	warn "begin emergency map save\n";	3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	info "emergency_perl_save: begin map save\n";
3290	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3291	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3292	$map->valid or next;	3856	$map->valid or next;
3293	$map->save;	3857	$map->save;
3294	}	3858	}
3295	warn "end emergency map save\n";	3859	info "emergency_perl_save: end map save\n";
3296		3860
3297	warn "begin emergency database checkpoint\n";	3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
		3863	info "emergency_perl_save: begin database checkpoint\n";
3298	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3299	warn "end emergency database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
		3866
		3867	info "emergency_perl_save: begin write uuid\n";
		3868	write_uuid_sync 1;
		3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3300	};	3889	};
3301		3890
3302	warn "leave emergency perl save\n";	3891	info "emergency_perl_save: leave\n";
3303	}	3892	}
3304		3893
3305	sub post_cleanup {	3894	sub post_cleanup {
3306	my ($make_core) = @_;	3895	my ($make_core) = @_;
3307		3896
		3897	IO::AIO::flush;
		3898
3308	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3309	if $make_core;	3900	if $make_core;
		3901
		3902	my $fh = pidfile;
		3903	unlink $PIDFILE if <$fh> == $$;
		3904	}
		3905
		3906	# a safer delete_package, copied from Symbol
		3907	sub clear_package($) {
		3908	my $pkg = shift;
		3909
		3910	# expand to full symbol table name if needed
		3911	unless ($pkg =~ /^main::.*::$/) {
		3912	$pkg = "main$pkg" if $pkg =~ /^::/;
		3913	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3914	$pkg .= '::' unless $pkg =~ /::$/;
		3915	}
		3916
		3917	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3918	my $stem_symtab = *{$stem}{HASH};
		3919
		3920	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3921	or return;
		3922
		3923	# clear all symbols
		3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3925	for my $name (keys %$leaf_symtab) {
		3926	_gv_clear *{"$pkg$name"};
		3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3928	}
3310	}	3929	}
3311		3930
3312	sub do_reload_perl() {	3931	sub do_reload_perl() {
3313	# can/must only be called in main	3932	# can/must only be called in main
3314	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3315	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3316	return;	3935	return;
3317	}	3936	}
3318		3937
3319	warn "reloading...";	3938	return if $RELOAD++;
3320		3939
3321	warn "entering sync_job";	3940	my $t1 = AE::time;
3322		3941
		3942	while ($RELOAD) {
		3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
		3945
		3946	trace "perl_reload: entering sync_job";
		3947
3323	cf::sync_job {	3948	cf::sync_job {
3324	cf::write_runtime; # external watchdog should not bark
3325	cf::emergency_save;	3949	#cf::emergency_save;
3326	cf::write_runtime; # external watchdog should not bark
3327		3950
3328	warn "syncing database to disk";
3329	BDB::db_env_txn_checkpoint $DB_ENV;
3330
3331	# if anything goes wrong in here, we should simply crash as we already saved
3332
3333	warn "cancelling all WF_AUTOCANCEL watchers";
3334	for (Event::all_watchers) {
3335	$_->cancel if $_->data & WF_AUTOCANCEL;
3336	}
3337
3338	warn "flushing outstanding aio requests";
3339	for (;;) {
3340	BDB::flush;
3341	IO::AIO::flush;
3342	Coro::cede;
3343	last unless IO::AIO::nreqs || BDB::nreqs;
3344	warn "iterate...";
3345	}
3346
3347	++$RELOAD;
3348
3349	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3350	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3351	%EXT_CORO = ();	3953	%EXT_CORO = ();
3352		3954
3353	warn "removing commands";	3955	trace "perl_reload: removing commands";
3354	%COMMAND = ();	3956	%COMMAND = ();
3355		3957
3356	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3357	%EXTCMD = ();	3959	%EXTCMD = ();
3358	%EXTICMD = ();	3960	%EXTICMD = ();
3359		3961
3360	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3361	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3362	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3363		3965
3364	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3365	eval {	3967	eval {
3366	$cb->($pkg);	3968	$cb->($pkg);
3367	1	3969	1
3368	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
		3971	}
		3972
		3973	trace "... clearing $pkg";
		3974	clear_package $pkg;
3369	}	3975	}
3370		3976
3371	warn "... nuking $pkg";
3372	Symbol::delete_package $pkg;
3373	}
3374
3375	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3376	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3377	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3378		3980
3379	warn "... unloading $k";	3981	trace "... unloading $k";
3380	delete $INC{$k};	3982	delete $INC{$k};
3381		3983
3382	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3383	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3384		3986
3385	if (my $cb = $k->can ("unload_module")) {	3987	if (my $cb = $k->can ("unload_module")) {
3386	$cb->();	3988	$cb->();
		3989	}
		3990
		3991	clear_package $k;
3387	}	3992	}
3388		3993
3389	Symbol::delete_package $k;
3390	}
3391
3392	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3393	Symbol::delete_package "safe::$_"	3995	clear_package "safe::$_"
3394	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3395		3997
3396	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3397	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3398	delete $INC{"cf/pod.pm"};	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3399		4001
3400	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3401	# and global variables created in xs	4003	# and global variables created in xs
3402	#Symbol::delete_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3403		4005
3404	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3405		4007
3406	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3407	require cf;	4009	require cf;
3408	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3409		4011
3410	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3411	cf::reload_config;	4013	cf::reload_config;
3412		4014
3413	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3414	cf::load_extensions;	4016	cf::load_extensions;
3415		4017
		4018	if ($REATTACH_ON_RELOAD) {
3416	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3417	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3418	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3419	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3420	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3421	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
		4025	}
3422		4026
3423	warn "leaving sync_job";	4027	cf::_post_init 1;
3424		4028
		4029	trace "perl_reload: leaving sync_job";
		4030
3425	1	4031	1
3426	} or do {	4032	} or do {
3427	warn $@;	4033	error $@;
3428	warn "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
3429	exit 1;	4035	};
		4036
		4037	--$RELOAD;
3430	};	4038	}
3431		4039
3432	warn "reloaded";	4040	$t1 = AE::time - $t1;
		4041	info "perl_reload: completed in ${t1}s\n";
3433	};	4042	};
3434		4043
3435	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3436		4045
3437	sub reload_perl() {	4046	sub reload_perl() {
3438	# doing reload synchronously and two reloads happen back-to-back,	4047	# doing reload synchronously and two reloads happen back-to-back,
3439	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3440		4049
3441	$RELOAD_WATCHER ||= Event->timer (	4050	$RELOAD_WATCHER ||= cf::async {
3442	reentrant => 0,	4051	Coro::AIO::aio_wait cache_extensions;
3443	after => 0,	4052
3444	data => WF_AUTOCANCEL,	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3445	cb => sub {
3446	do_reload_perl;	4054	do_reload_perl;
3447	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
3448	},	4056	};
3449	);	4057	};
3450	}	4058	}
3451		4059
3452	register_command "reload" => sub {	4060	register_command "reload" => sub {
3453	my ($who, $arg) = @_;	4061	my ($who, $arg) = @_;
3454		4062
…		…
3459	reload_perl;	4067	reload_perl;
3460	};	4068	};
3461	}	4069	}
3462	};	4070	};
3463		4071
3464	unshift @INC, $LIBDIR;	4072	#############################################################################
3465		4073
3466	my $bug_warning = 0;	4074	my $bug_warning = 0;
3467		4075
3468	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3469	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3470		4078
3471	sub wait_for_tick {	4079	sub wait_for_tick() {
3472	return unless $TICK_WATCHER->is_active;
3473	return if $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3474		4081
3475	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3476	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3477	$signal->wait;	4084	$signal->wait;
3478	}	4085	}
3479		4086
3480	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3481	return unless $TICK_WATCHER->is_active;
3482	return if $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3483		4089
3484	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3485	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3486	$signal->wait;	4092	$signal->wait;
3487	}	4093	}
3488		4094
3489	$TICK_WATCHER = Event->timer (	4095	sub tick {
3490	reentrant => 0,
3491	parked => 1,
3492	prio => 0,
3493	at => $NEXT_TICK || $TICK,
3494	data => WF_AUTOCANCEL,
3495	cb => sub {
3496	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3497	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3498	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3499	return;	4099	return;
3500	}	4100	}
3501		4101
3502	$NOW = $tick_start = Event::time;
3503
3504	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3505		4103
3506	$RUNTIME += $TICK;	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3507	$NEXT_TICK += $TICK;
3508		4105
3509	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3510	$NEXT_RUNTIME_WRITE = $NOW + 10;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3511	Coro::async_pool {	4108	Coro::async_pool {
3512	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3513	write_runtime	4110	write_runtime_sync
3514	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3515	};
3516	}	4112	};
		4113	}
3517		4114
3518	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3519	$sig->send;	4116	$sig->send;
3520	}	4117	}
3521	while (my $sig = shift @WAIT_FOR_TICK) {	4118	while (my $sig = shift @WAIT_FOR_TICK) {
3522	$sig->send;	4119	$sig->send;
3523	}	4120	}
3524		4121
3525	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3526
3527	# if we are delayed by four ticks or more, skip them all
3528	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3529
3530	$TICK_WATCHER->at ($NEXT_TICK);
3531	$TICK_WATCHER->start;
3532
3533	$LOAD = ($NOW - $tick_start) / $TICK;
3534	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3535		4124
3536	_post_tick;	4125	if (0) {
		4126	if ($NEXT_TICK) {
		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3537	},	4131	}
3538	);	4132	}
3539		4133
3540	{	4134	{
		4135	# configure BDB
		4136
3541	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3542	BDB::max_poll_time $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3543	$BDB_POLL_WATCHER = Event->io (	4139	$AnyEvent::BDB::WATCHER->priority (1);
3544	reentrant => 0,
3545	fd => BDB::poll_fileno,
3546	poll => 'r',
3547	prio => 0,
3548	data => WF_AUTOCANCEL,
3549	cb => \&BDB::poll_cb,
3550	);
3551
3552	BDB::set_sync_prepare {
3553	my $status;
3554	my $current = $Coro::current;
3555	(
3556	sub {
3557	$status = $!;
3558	$current->ready; undef $current;
3559	},
3560	sub {
3561	Coro::schedule while defined $current;
3562	$! = $status;
3563	},
3564	)
3565	};
3566		4140
3567	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3568	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3569	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3570	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3571	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3572	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3573		4148
3574	cf::sync_job {	4149	cf::sync_job {
3575	eval {	4150	eval {
…		…
3585		4160
3586	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3587	};	4162	};
3588	}	4163	}
3589		4164
3590	$BDB_DEADLOCK_WATCHER = Event->timer (	4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3591	after => 3,
3592	interval => 1,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3598	},
3599	);	4167	};
3600	$BDB_CHECKPOINT_WATCHER = Event->timer (	4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3601	after => 11,
3602	interval => 60,
3603	hard => 1,
3604	prio => 0,
3605	data => WF_AUTOCANCEL,
3606	cb => sub {
3607	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3608	},
3609	);	4170	};
3610	$BDB_TRICKLE_WATCHER = Event->timer (	4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3611	after => 5,
3612	interval => 10,
3613	hard => 1,
3614	prio => 0,
3615	data => WF_AUTOCANCEL,
3616	cb => sub {
3617	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3618	},
3619	);	4173	};
3620	}	4174	}
3621		4175
3622	{	4176	{
		4177	# configure IO::AIO
		4178
3623	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3624
3625	undef $Coro::AIO::WATCHER;
3626	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3627	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3628	reentrant => 0,
3629	data => WF_AUTOCANCEL,
3630	fd => IO::AIO::poll_fileno,
3631	poll => 'r',
3632	prio => 0,
3633	cb => \&IO::AIO::poll_cb,
3634	);
3635	}	4182	}
3636		4183
3637	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3638		4186
3639	sub _log_backtrace {	4187	sub _log_backtrace {
3640	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3641		4189
3642	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3643		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3644	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3645	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3646	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3647	async {	4200	async {
3648	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3649		4202
3650	my @bt = fork_call {	4203	my @bt = fork_call {
3651	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3662	}	4215	}
3663		4216
3664	@funcs	4217	@funcs
3665	};	4218	};
3666		4219
3667	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3668	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3669	--$_log_backtrace;	4223	--$_log_backtrace;
3670	};	4224	};
3671	} else {	4225	} else {
3672	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3673	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3674	}	4228	}
3675	}	4229	}
3676		4230
3677	# load additional modules	4231	# load additional modules
3678	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3679		4234
3680	END { cf::emergency_save }	4235	END { cf::emergency_save }
3681		4236
3682	1	4237	1
3683		4238

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