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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.570 by root, Wed May 4 07:41:14 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use 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 3.64 ();	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 1.4 ();	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 2.32 ();	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
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		132
87	our %CFG;	133	our %CFG;
88		134
89	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
91		138
92	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
95		142
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		145
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		155
103	binmode STDOUT;	156	binmode STDOUT;
104	binmode STDERR;	157	binmode STDERR;
105		158
106	# read virtual server time, if available	159	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
111	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
112		167
113	mkdir $_	168	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		170
116	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
117		172
118	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::"} };
119		189
120	#############################################################################	190	#############################################################################
121		191
122	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
123		193
…		…
159		229
160	The raw value load value from the last tick.	230	The raw value load value from the last tick.
161		231
162	=item %cf::CFG	232	=item %cf::CFG
163		233
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	235	from wherever your confdir points to.
166		236
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		238
169	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
170	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
171	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.
172		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
173	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
174		249
175	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
176	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
177	that call.	252	that call.
178		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
179	=back	260	=back
180		261
181	=cut	262	=cut
182		263
183	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	271	my $msg = join "", @_;
186		272
187	$msg .= "\n"	273	$msg .= "\n"
188	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
189		275
190	$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;
191		277
192	utf8::encode $msg;
193	LOG llevError, $msg;	278	LOG llevWarn, $msg;
194	};	279	};
195	}	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	};
196		294
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	305	for my $pkg (qw(
208	cf::global cf::attachable	306	cf::global cf::attachable
209	cf::object cf::object::player	307	cf::object cf::object::player
210	cf::client cf::player	308	cf::client cf::player
211	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
212	cf::map cf::party cf::region	311	cf::party cf::region
213	)) {	312	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	314	}
217		315
218	$Event::DIED = sub {	316	$EV::DIED = sub {
219	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
220	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
221		324
222	#############################################################################	325	#############################################################################
223		326
224	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
225		328
…		…
246	$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;
247	$d	350	$d
248	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
249	}	352	}
250		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
251	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
252		369
253	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
254		371
255	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
256		373
257	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
258		375
259	=cut	376	=cut
260		377
261	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
262		379
263	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		444
266	=item cf::lock_wait $string	445	=item cf::lock_wait $string
267		446
268	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
269		448
270	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
271		450
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
275	returned.	454	returned.
276		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
277	Lock names should begin with a unique identifier (for example, cf::map::find	459	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
279		461
280	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
281		463
282	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.
283		465
284	=cut	466	=cut
285		467
286	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
287		469
288	sub lock_wait($) {	470	sub lock_wait($) {
289	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	472	}
297		473
298	sub lock_acquire($) {	474	sub lock_acquire($) {
299	my ($key) = @_;	475	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	476	}
311		477
312	sub lock_active($) {	478	sub lock_active($) {
313	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	480	}
317		481
318	sub freeze_mainloop {	482	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
320		484
321	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	486	}
323	};	487
324	$TICK_WATCHER->stop;	488	=item cf::periodic $interval, $cb
325	$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
326	}	501	}
327		502
328	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
329		504
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$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.
333		512
334	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
335	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
336		515
337	Useful for short background jobs.	516	Useful for short background jobs.
338		517
339	=cut	518	=cut
340		519
341	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
343		523
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
346	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
347		530
348	while () {	531	while () {
349	next_job:	532	next_job:
		533
350	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	535
352	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	540	$job->[2]->send;
356	Coro::cede;	541	Coro::cede;
357	goto next_job;	542	goto next_job;
358	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	545	}
360	}	546	}
361		547
362	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
363	# 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
364	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	551	$signal->wait;
366	} else {	552	} else {
		553	$busy = 0;
367	Coro::schedule;	554	Coro::schedule;
368	}	555	}
369	}	556	}
370	};	557	};
371		558
372	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
373	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
374		563
375	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
376	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
377		567
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
391		581
392	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
393		583
394	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
395		585
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	589	acceptable.
400		590
401	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	596	=cut
407		597
408	sub sync_job(&) {	598	sub sync_job(&) {
409	my ($job) = @_;	599	my ($job) = @_;
410		600
411	if ($Coro::current == $Coro::main) {	601	if (in_main) {
412	my $time = Event::time;	602	my $time = AE::time;
413		603
414	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
416		606
417	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	608
419	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
420		610
421	my $busy = 1;	611	my $busy = 1;
422	my @res;	612	my @res;
423		613
424	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	616	@res = eval { $job->() };
426	warn $@ if $@;	617	error $@ if $@;
427	undef $busy;	618	undef $busy;
428	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
429		620
430	while ($busy) {	621	while ($busy) {
431	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
432	}	626	}
		627	}
433		628
434	$time = Event::time - $time;	629	my $time = AE::time - $time;
435		630
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
440		632
441	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
442	} else {	634	} else {
443	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
444		636
…		…
464	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
465		657
466	$coro	658	$coro
467	}	659	}
468		660
469	=item fork_call { }, $args	661	=item fork_call { }, @args
470		662
471	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
475		667
476	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
477		673
478	sub fork_call(&@) {	674	sub fork_call(&@) {
479	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
480		676
481	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
484		680
485	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
486	reset_signals;	682	cf::post_fork;
487	&$cb	683	&$cb
488	}, @args;	684	} @args;
489		685
490	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
491	}	725	}
492		726
493	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
494		728
495	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
498		732
499	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
502	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
503		762
504	our $DB;	763	our $DB;
505		764
506	sub db_init {	765	sub db_init {
507	unless ($DB) {	766	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	767	}
522		768
523	sub db_get($$) {	769	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
525		771
526	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
527	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
528		776
529	$! ? ()	777	$! ? ()
530	: $data	778	: $data
531	}
532	}	779	}
533		780
534	sub db_put($$$) {	781	sub db_put($$$) {
535	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		811
565	my @data;	812	my @data;
566	my $md5;	813	my $md5;
567		814
568	for (0 .. $#$src) {	815	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	817	}
572		818
573	# if processing is expensive, check	819	# if processing is expensive, check
574	# checksum first	820	# checksum first
575	if (1) {	821	if (1) {
576	$md5 =	822	$md5 =
577	join "\x00",	823	join "\x00",
578	$processversion,	824	$processversion,
579	map {	825	map {
580	Coro::cede;	826	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	828	} 0.. $#$src;
583		829
584		830
585	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		838
593	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	840	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
596		842
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		844
599	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
602		848
…		…
612		858
613	=cut	859	=cut
614		860
615	sub datalog($@) {	861	sub datalog($@) {
616	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	864	}
619		865
620	=back	866	=back
621		867
622	=cut	868	=cut
623		869
624	#############################################################################	870	#############################################################################
625		871
626	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
627		873
628	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
629	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")
630	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
631		877
632	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>
633	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
634	Crossfire TRT).	880	Deliantra).
635		881
636	=over 4	882	=over 4
637		883
638	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
639		885
…		…
683	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
684		930
685	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
687		933
688	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		936
691	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
692		938
693	=over 4	939	=over 4
…		…
817		1063
818	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1066
821	} elsif (ref $type) {	1067	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
823		1069
824	} else {	1070	} else {
825	shift @arg;	1071	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
827	}	1073	}
828	}	1074	}
829	}	1075	}
830		1076
831	sub _object_attach {	1077	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
842	}	1088	}
843		1089
844	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
845	} else {	1091	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1093	}
848		1094
849	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
850	}	1096	}
851		1097
…		…
910		1156
911	for (@$callbacks) {	1157	for (@$callbacks) {
912	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
913		1159
914	if ($@) {	1160	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1162	override;
918	}	1163	}
919		1164
920	return 1 if $override;	1165	return 1 if $override;
921	}	1166	}
922		1167
923	0	1168	0
924	}	1169	}
925		1170
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1172
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1174
930	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
931		1176
…		…
937		1182
938	=cut	1183	=cut
939		1184
940	#############################################################################	1185	#############################################################################
941	# object support	1186	# object support
942	#
943		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 $SLOW_MERGES;#d#
944	sub _can_merge {	1221	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
946		1223
947	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1225
951	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
952	}	1228	}
953		1229
954	sub reattach {	1230	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1232	my ($obj) = @_;
957		1233
		1234	# no longer needed after getting rid of delete_package?
958	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
959		1236
960	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
961		1238
962	@$registry = ();	1239	@$registry = ();
963		1240
…		…
968	for (@$attach) {	1245	for (@$attach) {
969	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
971	}	1248	}
972	} else {	1249	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1251	}
975	}	1252	}
976	}	1253	}
977		1254
978	cf::attachable->attach (	1255	cf::attachable->attach (
979	prio => -1000000,	1256	prio => -1000000,
980	on_instantiate => sub {	1257	on_instantiate => sub {
981	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
982		1259
983	$data = from_json $data;	1260	$data = decode_json $data;
984		1261
985	for (@$data) {	1262	for (@$data) {
986	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
987		1264
988	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1281	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1006		1283
1007	sync_job {	1284	sync_job {
1008	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1011		1290
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1298	aio_close $fh;
1017		1299
1018	if (@$objs) {	1300	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1309	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1311	}
1027	} else {	1312	} else {
1028	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1029	}	1314	}
1030		1315
1031	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1320	} else {
1033	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1034	}	1322	}
1035	} else {	1323	} else {
1036	aio_unlink $filename;	1324	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1038	}	1326	}
1039	}	1327	};
1040	}	1328	}
1041		1329
1042	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1044		1332
…		…
1056	or return;	1344	or return;
1057		1345
1058	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1348	or return;
		1349
1061	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1062	}	1352	}
1063		1353
		1354	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1066	return ($data, $av);	1359	($data, $av)
1067	}	1360	}
1068		1361
1069	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1070		1363
1071	=over 4	1364	=over 4
…		…
1125	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1126		1419
1127	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1128	}	1421	}
1129		1422
		1423	use File::Glob ();
		1424
1130	cf::player->attach (	1425	cf::player->attach (
1131	on_command => sub {	1426	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1133		1428
1134	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1135	or return;	1430	or return;
1136		1431
…		…
1149	my ($type, $reply, @payload) =	1444	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1445	"ARRAY" eq ref $msg
1151	? @$msg	1446	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1447	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1448
		1449	my @reply;
		1450
1154	if (my $cb = $EXTCMD{$type}) {	1451	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1452	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1160	} else {	1458	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1460	}
1163		1461
1164	cf::override;	1462	cf::override;
1165	},	1463	},
1166	);	1464	);
1167		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
1168	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1169	cf::sync_job {	1482	cf::sync_job {
1170	my %todo;	1483	my %todo;
1171		1484
1172	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1173	next unless -r $path;	1486	next unless -r $path;
…		…
1191		1504
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1507
1195	$ext{source} =	1508	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1197	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1198	. $source	1511	. $source
1199	. "\n};\n1";	1512	. "\n};\n1";
1200		1513
1201	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1202	}	1515	}
1203		1516
		1517	my $pass = 0;
1204	my %done;	1518	my %done;
1205	while (%todo) {	1519	while (%todo) {
1206	my $progress;	1520	my $progress;
1207		1521
		1522	++$pass;
		1523
		1524	ext:
1208	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1527	next ext
1211	unless exists $done{$_};	1528	unless exists $done{$_};
1212	}	1529	}
1213		1530
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1532
1216	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1221	warn $msg;	1540
1222	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1542	delete $todo{$k};
1224	}	1543	} else {
1225		1544	$done{$k} = delete $todo{$k};
1226	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1227	}	1550	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1551	}
1233		1552
1234	skip:	1553	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	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	}
1237	}	1563	}
1238	};	1564	};
1239	}	1565	}
1240		1566
1241	#############################################################################	1567	#############################################################################
1242		1568
1243	=back	1569	=back
1244		1570
1245	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1246		1572
1247	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1248		1574
1249	=cut	1575	=cut
1250		1576
1251	package cf::player;	1577	package cf::player;
1252		1578
1253	use Coro::AIO;	1579	use Coro::AIO;
1254		1580
1255	=head3 cf::player	1581	=head3 cf::player
1256		1582
1257	=over 4	1583	=over 4
		1584
		1585	=item cf::player::num_playing
		1586
		1587	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1588
		1589	=cut
		1590
		1591	sub num_playing {
		1592	scalar grep
		1593	$_->ob->map
		1594	&& !$_->hidden
		1595	&& !$_->ob->flag (cf::FLAG_WIZ),
		1596	cf::player::list
		1597	}
1258		1598
1259	=item cf::player::find $login	1599	=item cf::player::find $login
1260		1600
1261	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1262		1602
…		…
1281		1621
1282	sub exists($) {	1622	sub exists($) {
1283	my ($login) = @_;	1623	my ($login) = @_;
1284		1624
1285	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1287	}	1627	}
1288		1628
1289	sub find($) {	1629	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1631	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1642
1303	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1644	or return;
		1645
		1646	my $pl = cf::player::load_pl $f
		1647	or return;
		1648
		1649	local $cf::PLAYER_LOADING{$login} = $pl;
		1650	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1306	}	1652	}
1307	}	1653	}
1308	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1309		1668
1310	sub save($) {	1669	sub save($) {
1311	my ($pl) = @_;	1670	my ($pl) = @_;
1312		1671
1313	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1319		1678
1320	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1322		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];
		1686
1323	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1324	Coro::cede;	1688	cf::cede_to_tick;
1325	}	1689	}
1326		1690
1327	sub new($) {	1691	sub new($) {
1328	my ($login) = @_;	1692	my ($login) = @_;
1329		1693
…		…
1358	my ($pl) = @_;	1722	my ($pl) = @_;
1359		1723
1360	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1361		1725
1362	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1363	$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
1364		1728
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1366	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1368	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1369		1737
1370	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1372	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1407	or return [];	1775	or return [];
1408		1776
1409	my @logins;	1777	my @logins;
1410		1778
1411	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
		1780	my $path = path $login;
		1781
		1782	# a .pst is a dead give-away for a valid player
		1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1415		1789
1416	utf8::decode $login;	1790	utf8::decode $login;
1417	push @logins, $login;	1791	push @logins, $login;
1418	}	1792	}
1419		1793
1420	\@logins	1794	\@logins
1421	}	1795	}
1422		1796
1423	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1424		1800
1425	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1426	player. May block.	1802	player. May block.
1427		1803
1428	=cut	1804	=cut
…		…
1446	}	1822	}
1447		1823
1448	\@paths	1824	\@paths
1449	}	1825	}
1450		1826
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1828
1453	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1830
1501	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1502		1832
1503	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1504		1834
1505	=cut	1835	=cut
1506		1836
1507	sub ext_reply($$@) {	1837	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1838	my ($self, $id, @msg) = @_;
1509		1839
1510	if ($self->ns->extcmd == 2) {	1840	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1841	}
1518		1842
1519	=item $player->ext_msg ($type, @msg)	1843	=item $player->ext_msg ($type, @msg)
1520		1844
1521	Sends an ext event to the client.	1845	Sends an ext event to the client.
…		…
1542		1866
1543	=cut	1867	=cut
1544		1868
1545	sub find_by_path($) {	1869	sub find_by_path($) {
1546	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1547		1873
1548	my ($match, $specificity);	1874	my ($match, $specificity);
1549		1875
1550	for my $region (list) {	1876	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1579		1905
1580	sub generate_random_map {	1906	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1583	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	1912	}
1597		1913
1598	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1599		1915
1600	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
…		…
1605		1921
1606	sub register {	1922	sub register {
1607	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	1924	my $pkg = caller;
1609		1925
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		1927
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1929	}
1615		1930
1616	# also paths starting with '/'	1931	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1933
1619	sub thawer_merge {	1934	sub thawer_merge {
1620	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1621		1936
1622	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1627	}	1942	}
1628		1943
1629	sub normalise {	1944	sub normalise {
1630	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1631		1946
1632	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1633		1948
1634	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1635		1950
1636	# map plan:	1951	# map plan:
1637	#	1952	#
…		…
1652	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	1968	$path = "$base/$path";
1654	}	1969	}
1655		1970
1656	for ($path) {	1971	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1660	}	1974	}
1661		1975
1662	$path	1976	$path
…		…
1676	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1677	return $self;	1991	return $self;
1678	}	1992	}
1679	}	1993	}
1680		1994
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	1996	()
1683	}	1997	}
1684		1998
		1999	# may re-bless or do other evil things
1685	sub init {	2000	sub init {
1686	my ($self) = @_;	2001	my ($self) = @_;
1687		2002
1688	$self	2003	$self
1689	}	2004	}
…		…
1708		2023
1709	# the temporary/swap location	2024	# the temporary/swap location
1710	sub save_path {	2025	sub save_path {
1711	my ($self) = @_;	2026	my ($self) = @_;
1712		2027
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1715	}	2030	}
1716		2031
1717	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1718	sub uniq_path {	2033	sub uniq_path {
1719	my ($self) = @_;	2034	my ($self) = @_;
1720		2035
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2038	}
1733		2039
1734	sub decay_objects {	2040	sub decay_objects {
1735	my ($self) = @_;	2041	my ($self) = @_;
1736		2042
…		…
1749		2055
1750	sub load_header_from($) {	2056	sub load_header_from($) {
1751	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1752		2058
1753	utf8::encode $path;	2059	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2061	or return;
1759		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1760	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1761		2070
1762	1	2071	1
1763	}	2072	}
1764		2073
		2074	# used to laod the header of an original map
1765	sub load_header_orig {	2075	sub load_header_orig {
1766	my ($self) = @_;	2076	my ($self) = @_;
1767		2077
1768	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1769	}	2079	}
1770		2080
		2081	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2082	sub load_header_temp {
1772	my ($self) = @_;	2083	my ($self) = @_;
1773		2084
1774	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1775	}	2086	}
1776		2087
		2088	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2089	sub prepare_temp {
1778	my ($self) = @_;	2090	my ($self) = @_;
1779		2091
1780	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1782	# safety	2094	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2097	}
1786		2098
		2099	# called after loading the header from an original map
1787	sub prepare_orig {	2100	sub prepare_orig {
1788	my ($self) = @_;	2101	my ($self) = @_;
1789		2102
1790	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2128
1816	sub find;	2129	sub find;
1817	sub find {	2130	sub find {
1818	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1819		2132
		2133	cf::cede_to_tick;
		2134
1820	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1821		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2139
1824	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1827	or return;	2142	or return;
1828		2143
1829	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1830		2145
…		…
1832	or return;	2147	or return;
1833		2148
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1837	$map->reset;	2154	$map->reset;
1838	undef $guard;
1839	return find $path;	2155	return find $path;
1840	}	2156	}
1841		2157
1842	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1843	}	2159	}
1844	}	2160	}
1845		2161
1846	sub pre_load { }	2162	sub pre_load { }
1847	sub post_load { }	2163	#sub post_load { } # XS
1848		2164
1849	sub load {	2165	sub load {
1850	my ($self) = @_;	2166	my ($self) = @_;
1851		2167
1852	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1853		2169
1854	my $path = $self->{path};	2170	my $path = $self->{path};
1855		2171
1856	{	2172	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1858		2174
		2175	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->state == cf::MAP_SWAPPED;
1860
1861	$self->in_memory (cf::MAP_LOADING);
1862		2177
1863	$self->alloc;	2178	$self->alloc;
1864		2179
1865	$self->pre_load;	2180	$self->pre_load;
1866	Coro::cede;	2181	cf::cede_to_tick;
1867		2182
1868	$self->_load_objects ($self->{load_path}, 1)	2183	if (exists $self->{load_path}) {
		2184	my $f = new_from_file cf::object::thawer $self->{load_path};
		2185	$f->skip_block;
		2186	$self->_load_objects ($f)
1869	or return;	2187	or return;
1870		2188
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2189	$self->post_load_original
1872	if delete $self->{load_original};	2190	if delete $self->{load_original};
1873		2191
1874	if (my $uniq = $self->uniq_path) {	2192	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2193	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2194	unless (aio_stat $uniq) {
		2195	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2196	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2197	$self->_load_objects ($f);
		2198	$f->resolve_delayed_derefs;
		2199	}
		2200	}
1879	}	2201	}
1880	}
1881		2202
1882	Coro::cede;	2203	$f->resolve_delayed_derefs;
		2204	} else {
		2205	$self->post_load_original
		2206	if delete $self->{load_original};
		2207	}
		2208
		2209	$self->state (cf::MAP_INACTIVE);
		2210
		2211	cf::cede_to_tick;
1883	# now do the right thing for maps	2212	# now do the right thing for maps
1884	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2215	unless $self->difficulty;
1887	Coro::cede;	2216	cf::cede_to_tick;
1888		2217
1889	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2219	$self->decay_objects;
1891	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1892	$self->update_buttons;	2221	$self->update_buttons;
1893	Coro::cede;	2222	cf::cede_to_tick;
1894	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
1895	Coro::cede;
1896	$self->activate;
1897	}	2224	}
1898		2225
1899	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
1901
1902	$self->in_memory (cf::MAP_IN_MEMORY);
1903	}	2228	}
1904		2229
1905	$self->post_load;	2230	$self->post_load;
1906	}
1907		2231
		2232	1
		2233	}
		2234
		2235	# customize the map for a given player, i.e.
		2236	# return the _real_ map. used by e.g. per-player
		2237	# maps to change the path to ~playername/mappath
1908	sub customise_for {	2238	sub customise_for {
1909	my ($self, $ob) = @_;	2239	my ($self, $ob) = @_;
1910		2240
1911	return find "~" . $ob->name . "/" . $self->{path}	2241	return find "~" . $ob->name . "/" . $self->{path}
1912	if $self->per_player;	2242	if $self->per_player;
…		…
1916		2246
1917	$self	2247	$self
1918	}	2248	}
1919		2249
1920	# find and load all maps in the 3x3 area around a map	2250	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2251	sub load_neighbours {
1922	my ($map) = @_;	2252	my ($map) = @_;
1923		2253
1924	my @diag; # diagonal neighbours	2254	my @neigh; # diagonal neighbours
1925		2255
1926	for (0 .. 3) {	2256	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2257	my $neigh = $map->tile_path ($_)
1928	or next;	2258	or next;
1929	$neigh = find $neigh, $map	2259	$neigh = find $neigh, $map
1930	or next;	2260	or next;
1931	$neigh->load;	2261	$neigh->load;
1932		2262
		2263	# now find the diagonal neighbours
		2264	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2265	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2266	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2267	}
1936		2268
1937	for (@diag) {	2269	for (grep defined $_->[0], @neigh) {
		2270	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2271	my $neigh = find $path, $origin
1939	or next;	2272	or next;
1940	$neigh->load;	2273	$neigh->load;
1941	}	2274	}
1942	}	2275	}
1943		2276
1944	sub find_sync {	2277	sub find_sync {
1945	my ($path, $origin) = @_;	2278	my ($path, $origin) = @_;
1946		2279
1947	cf::sync_job { find $path, $origin }	2280	# it's a bug to call this from the main context
		2281	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2282	if $Coro::current == $Coro::main;
		2283
		2284	find $path, $origin
1948	}	2285	}
1949		2286
1950	sub do_load_sync {	2287	sub do_load_sync {
1951	my ($map) = @_;	2288	my ($map) = @_;
1952		2289
1953	cf::sync_job { $map->load };	2290	# it's a bug to call this from the main context
		2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2292	if $Coro::current == $Coro::main;
		2293
		2294	$map->load;
1954	}	2295	}
1955		2296
1956	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1958		2299
1959	sub find_async {	2300	sub find_async {
1960	my ($path, $origin) = @_;	2301	my ($path, $origin, $load) = @_;
1961		2302
1962	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1963		2304
1964	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->linkable;
1966	}	2307	}
1967		2308
1968	undef $MAP_PREFETCH{$path};	2309	$MAP_PREFETCH{$path} |= $load;
		2310
1969	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1970	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2316	if (my $map = find $k) {
1973	$map->load;	2317	$map->load if $v;
1974	}	2318	}
1975		2319
1976	delete $MAP_PREFETCH{$path};	2320	delete $MAP_PREFETCH{$k};
1977	}	2321	}
1978	}	2322	}
1979	undef $MAP_PREFETCHER;	2323	undef $MAP_PREFETCHER;
1980	};	2324	};
1981	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1982		2326
1983	()	2327	()
1984	}	2328	}
1985		2329
		2330	# common code, used by both ->save and ->swapout
1986	sub save {	2331	sub _save {
1987	my ($self) = @_;	2332	my ($self) = @_;
1988
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;
1990		2333
1991	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1992		2335
1993	return unless $self->dirty;	2336	return unless $self->dirty;
1994		2337
…		…
2000	return if $self->{deny_save};	2343	return if $self->{deny_save};
2001		2344
2002	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
2003		2346
2004	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
2006	};	2350	};
		2351
		2352	cf::get_slot 0.02;
2007		2353
2008	if ($uniq) {	2354	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2357	} else {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2013	}	2359	}
2014	}	2360	}
2015		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2016	sub swap_out {	2370	sub swap_out {
2017	my ($self) = @_;	2371	my ($self) = @_;
2018		2372
2019	# save first because save cedes
2020	$self->save;
2021
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2374
		2375	return if !$self->linkable;
		2376	return if $self->{deny_save};
2024	return if $self->players;	2377	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;
2026	return if $self->{deny_save};
2027		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
		2382	$self->state (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
2028	$self->clear;	2388	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2389	}
2031		2390
2032	sub reset_at {	2391	sub reset_at {
2033	my ($self) = @_;	2392	my ($self) = @_;
2034		2393
…		…
2052		2411
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2413
2055	return if $self->players;	2414	return if $self->players;
2056		2415
2057	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
2058		2417
2059	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->state (cf::MAP_SWAPPED);
2060		2419
2061	# need to save uniques path	2420	# need to save uniques path
2062	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
2063	my $uniq = $self->uniq_path; utf8::encode $uniq;	2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
2064		2423
…		…
2066	if $uniq;	2425	if $uniq;
2067	}	2426	}
2068		2427
2069	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2070		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2432	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2433
2075	$self->unlink_save;	2434	$self->unlink_save;
2076	$self->destroy;	2435	$self->destroy;
2077	}	2436	}
2078		2437
2079	my $nuke_counter = "aaaa";	2438	my $nuke_counter = "aaaa";
2080		2439
2081	sub nuke {	2440	sub nuke {
2082	my ($self) = @_;	2441	my ($self) = @_;
2083		2442
		2443	{
		2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2445
2084	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2085		2447
2086	$self->unlink_save;	2448	$self->unlink_save;
2087		2449
2088	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2089	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2455
2094	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
		2457	}
2095		2458
2096	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
2097	}	2460	}
2098		2461
2099	=item $maps = cf::map::tmp_maps	2462	=item $maps = cf::map::tmp_maps
…		…
2141		2504
2142	sub unique_maps() {	2505	sub unique_maps() {
2143	[	2506	[
2144	map {	2507	map {
2145	utf8::decode $_;	2508	utf8::decode $_;
2146	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2147	? normalise $_	2512	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2514	]
2151	}	2515	}
2152		2516
2153	package cf;	2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
2154		2548
2155	=back	2549	=back
2156		2550
2157	=head3 cf::object	2551	=head3 cf::object
2158		2552
…		…
2162		2556
2163	=over 4	2557	=over 4
2164		2558
2165	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2166		2560
2167	Returns the inventory of the object _and_ their inventories, recursively.	2561	Returns the inventory of the object I<and> their inventories, recursively,
		2562	but I<not> the object itself.
2168		2563
2169	=cut	2564	=cut
2170		2565
2171	sub inv_recursive_;	2566	sub inv_recursive_;
2172	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2175		2570
2176	sub inv_recursive {	2571	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2178	}	2573	}
2179		2574
		2575	=item $ref = $ob->ref
		2576
		2577	Creates and returns a persistent reference to an object that can be stored as a string.
		2578
		2579	=item $ob = cf::object::deref ($refstring)
		2580
		2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2582	even if the object actually exists. May block.
		2583
		2584	=cut
		2585
		2586	sub deref {
		2587	my ($ref) = @_;
		2588
		2589	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2590	my ($uuid, $name) = ($1, $2);
		2591	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2592	or return;
		2593	$pl->ob->uuid eq $uuid
		2594	or return;
		2595
		2596	$pl->ob
		2597	} else {
		2598	warn "$ref: cannot resolve object reference\n";
		2599	undef
		2600	}
		2601	}
		2602
2180	package cf;	2603	package cf;
2181		2604
2182	=back	2605	=back
2183		2606
2184	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2613	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2614	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2193		2616
2194	=cut	2617	=cut
		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
2195		2632
2196	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2634	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2635	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2650
2214	} else {	2651	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2654	}
2218	}	2655	}
2219	}	2656	}
2220		2657
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2683
2247	=item $player_object->enter_link	2684	=item $player_object->enter_link
2248		2685
2249	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2250		2687
2251	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2252	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2253		2692
2254	Will never block.	2693	Will never block.
2255		2694
2256	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2257		2696
…		…
2277	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2278	my ($self) = @_;	2717	my ($self) = @_;
2279		2718
2280	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2281		2720
		2721	++$self->{_link_recursion};
		2722
2282	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2283		2724
2284	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2285	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2286		2727
2287	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2288	}	2729	}
2289		2730
2290	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2291	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2292		2733
…		…
2309	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2310	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2311		2752
2312	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2315		2756
2316	$map->load;	2757	$map->load;
2317	$map->load_diag;	2758	$map->load_neighbours;
2318		2759
2319	return unless $self->contr->active;	2760	return unless $self->contr->active;
2320	$self->activate_recursive;
2321		2761
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2324	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2325		2769
		2770	}
		2771
2326	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2327		2773
2328	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2329	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2778	be called at the end of this process.
2333		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
		2782
2334	=cut	2783	=cut
2335		2784
2336	our $GOTOGEN;	2785	our $GOTOGEN;
2337		2786
2338	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2339	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
2340		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
		2795
2341	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2798
2344	$self->enter_link;	2799	$self->enter_link;
2345		2800
2346	(async {	2801	(async {
		2802	$Coro::current->{desc} = "player::goto $path $x $y";
		2803
		2804	# *tag paths override both path and x|y
		2805	if ($path =~ /^\*(.*)$/) {
		2806	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2807	my $ob = $obs[rand @obs];
		2808
		2809	# see if we actually can go there
		2810	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2811	$ob = $obs[rand @obs];
		2812	} else {
		2813	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2814	}
		2815	# else put us there anyways for now #d#
		2816
		2817	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2818	} else {
		2819	($path, $x, $y) = (undef, undef, undef);
		2820	}
		2821	}
		2822
2347	my $map = eval {	2823	my $map = eval {
2348	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2349		2825
2350	if ($map) {	2826	if ($map) {
2351	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2353	} else {	2829	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2831	}
2356		2832
2357	$map	2833	$map
2358	};	2834	};
2359		2835
…		…
2365	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2366	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2367	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2368	}	2844	}
2369		2845
2370	$done->() if $done;	2846	$done->($self) if $done;
2371	})->prio (1);	2847	})->prio (1);
2372	}	2848	}
2373		2849
2374	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2375		2851
…		…
2395	}	2871	}
2396		2872
2397	sub prepare_random_map {	2873	sub prepare_random_map {
2398	my ($exit) = @_;	2874	my ($exit) = @_;
2399		2875
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2878	# that depends on the exit object
2405		2879
2406	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2882	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2413	}	2889	}
2414		2890
2415	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2416		2892
2417	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2420		2896
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2899	undef $fh;
2424	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2425		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2428	}	2908	}
2429	}	2909	}
2430		2910
2431	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2433		2913
2434	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2435		2915
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2916	$self->enter_link;
2448		2917
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2918	(async {
2454	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2455	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	$map = $exit->slaying;
		2939
		2940	} elsif ($slaying eq '!up') {
		2941	$map = $exit->map->tile_path (cf::TILE_UP);
		2942	$x = $exit->x;
		2943	$y = $exit->y;
		2944
		2945	} elsif ($slaying eq '!down') {
		2946	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2947	$x = $exit->x;
		2948	$y = $exit->y;
		2949	}
		2950
2456	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2457		2952
		2953	# if exit is damned, update players death & WoR home-position
		2954	$self->contr->savebed ($map, $x, $y)
		2955	if $exit->flag (cf::FLAG_DAMNED);
		2956
2458	1;	2957	1
2459	}) {	2958	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2464		2963
2465	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2466	$self->leave_link;	2965	$self->leave_link;
2467	}	2966	}
2468	})->prio (1);	2967	})->prio (1);
2469	}	2968	}
2470		2969
…		…
2482	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2483	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2484		2983
2485	utf8::encode $text;	2984	utf8::encode $text;
2486	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2986	}
		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
2487	}	3011	}
2488		3012
2489	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2490		3014
2491	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2495		3019
2496	=cut	3020	=cut
2497		3021
		3022	# non-persistent channels (usually the info channel)
		3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
		3030	"c/identify" => {
		3031	id => "infobox",
		3032	title => "Identify",
		3033	reply => undef,
		3034	tooltip => "Items recently identified",
		3035	},
		3036	"c/examine" => {
		3037	id => "infobox",
		3038	title => "Examine",
		3039	reply => undef,
		3040	tooltip => "Signs and other items you examined",
		3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
		3047	},
		3048	"c/book" => {
		3049	id => "infobox",
		3050	title => "Book",
		3051	reply => undef,
		3052	tooltip => "The contents of a note or book",
		3053	},
		3054	"c/lookat" => {
		3055	id => "infobox",
		3056	title => "Look",
		3057	reply => undef,
		3058	tooltip => "What you saw there",
		3059	},
		3060	"c/who" => {
		3061	id => "infobox",
		3062	title => "Players",
		3063	reply => undef,
		3064	tooltip => "Shows players who are currently online",
		3065	},
		3066	"c/body" => {
		3067	id => "infobox",
		3068	title => "Body Parts",
		3069	reply => undef,
		3070	tooltip => "Shows which body parts you posess and are available",
		3071	},
		3072	"c/statistics" => {
		3073	id => "infobox",
		3074	title => "Statistics",
		3075	reply => undef,
		3076	tooltip => "Shows your primary statistics",
		3077	},
		3078	"c/skills" => {
		3079	id => "infobox",
		3080	title => "Skills",
		3081	reply => undef,
		3082	tooltip => "Shows your experience per skill and item power",
		3083	},
		3084	"c/shopitems" => {
		3085	id => "infobox",
		3086	title => "Shop Items",
		3087	reply => undef,
		3088	tooltip => "Shows the items currently for sale in this shop",
		3089	},
		3090	"c/resistances" => {
		3091	id => "infobox",
		3092	title => "Resistances",
		3093	reply => undef,
		3094	tooltip => "Shows your resistances",
		3095	},
		3096	"c/pets" => {
		3097	id => "infobox",
		3098	title => "Pets",
		3099	reply => undef,
		3100	tooltip => "Shows information abotu your pets/a specific pet",
		3101	},
		3102	"c/perceiveself" => {
		3103	id => "infobox",
		3104	title => "Perceive Self",
		3105	reply => undef,
		3106	tooltip => "You gained detailed knowledge about yourself",
		3107	},
		3108	"c/uptime" => {
		3109	id => "infobox",
		3110	title => "Uptime",
		3111	reply => undef,
		3112	tooltip => "How long the server has been running since last restart",
		3113	},
		3114	"c/mapinfo" => {
		3115	id => "infobox",
		3116	title => "Map Info",
		3117	reply => undef,
		3118	tooltip => "Information related to the maps",
		3119	},
		3120	"c/party" => {
		3121	id => "party",
		3122	title => "Party",
		3123	reply => "gsay ",
		3124	tooltip => "Messages and chat related to your party",
		3125	},
		3126	"c/death" => {
		3127	id => "death",
		3128	title => "Death",
		3129	reply => undef,
		3130	tooltip => "Reason for and more info about your most recent death",
		3131	},
		3132	"c/say" => $SAY_CHANNEL,
		3133	"c/chat" => $CHAT_CHANNEL,
		3134	);
		3135
2498	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2500		3138
2501	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
2502		3141
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		3143
		3144	# check predefined channels, for the benefit of C
		3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
2505	if (ref $channel) {	3151	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	3152	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	3153	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	3154	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	3155	$self->ext_msg (channel_info => $channel);
2510	}	3156	}
…		…
2512	$channel = $channel->{id};	3158	$channel = $channel->{id};
2513	}	3159	}
2514		3160
2515	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2516		3162
2517	if ($self->can_msg) {
2518	# default colour, mask it out	3163	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	3165	if $color & cf::NDI_DEF;
2521		3166
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	3167	my $pkt = "msg "
		3168	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2524	} else {	3170	);
2525	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {
2528	1 while
2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2534	}
2535		3171
2536	$color &= cf::NDI_COLOR_MASK;	3172	$self->send_big_packet ($pkt);
2537
2538	utf8::encode $msg;
2539
2540	if (0 && $msg =~ /\[/) {
2541	# COMMAND/INFO
2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
2543	} else {
2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2545	$self->send_packet ("drawinfo $color $msg")
2546	}
2547	}
2548	}
2549	}	3173	}
2550		3174
2551	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2552		3176
2553	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2555	=cut	3179	=cut
2556		3180
2557	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2559		3183
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	3184	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3189	}
		3190	}
		3191
		3192	=item $client->ext_reply ($msgid, @msg)
		3193
		3194	Sends an ext reply to the client.
		3195
		3196	=cut
		3197
		3198	sub cf::client::ext_reply($$@) {
		3199	my ($self, $id, @msg) = @_;
		3200
		3201	if ($self->extcmd == 2) {
		3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3203	} elsif ($self->extcmd == 1) {
		3204	#TODO: version 1, remove
		3205	unshift @msg, msgtype => "reply", msgid => $id;
		3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	3207	}
2568	}	3208	}
2569		3209
2570	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2571		3211
…		…
2632	my ($type, $reply, @payload) =	3272	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	3273	"ARRAY" eq ref $msg
2634	? @$msg	3274	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3275	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3276
		3277	my @reply;
		3278
2637	if (my $cb = $EXTICMD{$type}) {	3279	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3280	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3281	}
		3282
		3283	$ns->ext_reply ($reply, @reply)
		3284	if $reply;
		3285
2643	} else {	3286	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	3288	}
2646		3289
2647	cf::override;	3290	cf::override;
2648	},	3291	},
2649	);	3292	);
…		…
2669		3312
2670	$coro	3313	$coro
2671	}	3314	}
2672		3315
2673	cf::client->attach (	3316	cf::client->attach (
2674	on_destroy => sub {	3317	on_client_destroy => sub {
2675	my ($ns) = @_;	3318	my ($ns) = @_;
2676		3319
2677	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2678	},	3321	},
2679	);	3322	);
…		…
2695	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2696		3339
2697	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2698		3341
2699	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
2700	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
2701	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
2702	sort time	3345	sort time
2703	));	3346	));
2704		3347
2705	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
2707	=pod	3350	=pod
2708		3351
2709	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2710		3353
2711	cf::object	3354	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3356	insert remove name archname title slaying race decrease split
		3357	value
2714		3358
2715	cf::object::player	3359	cf::object::player
2716	player	3360	player
2717		3361
2718	cf::player	3362	cf::player
…		…
2723		3367
2724	=cut	3368	=cut
2725		3369
2726	for (	3370	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3372	insert remove inv nrof name archname title slaying race
		3373	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2732	) {	3377	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3380	for @funs;
2737	}	3381	}
2738		3382
…		…
2753		3397
2754	my $qcode = $code;	3398	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2757		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2758	local $_;	3405	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3406
2761	my $eval =	3407	my $eval =
2762	"do {\n"	3408	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3411	. $code
2766	. "\n}"	3412	. "\n}"
2767	;	3413	;
2768		3414
		3415	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2772		3424
2773	if ($@) {	3425	if ($@) {
2774	warn "$@";	3426	warn "$@",
2775	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2777	}	3429	}
2778		3430
2779	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2780	}	3432	}
2781		3433
…		…
2795	=cut	3447	=cut
2796		3448
2797	sub register_script_function {	3449	sub register_script_function {
2798	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2799		3451
2800	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2802	}	3454	}
2803		3455
2804	=back	3456	=back
2805		3457
2806	=cut	3458	=cut
…		…
2809	# the server's init and main functions	3461	# the server's init and main functions
2810		3462
2811	sub load_facedata($) {	3463	sub load_facedata($) {
2812	my ($path) = @_;	3464	my ($path) = @_;
2813		3465
		3466	# HACK to clear player env face cache, we need some signal framework
		3467	# for this (global event?)
		3468	%ext::player_env::MUSIC_FACE_CACHE = ();
		3469
		3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3471
2814	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2815		3473
2816	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3475
2822	$facedata->{version} == 2	3476	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3478
		3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3481	$facedata->{resource}{"res/exp_table"} = {
		3482	type => FT_RSRC,
		3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
		3485	};
		3486	cf::cede_to_tick;
		3487
2825	{	3488	{
2826	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2827		3490
2828	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2830	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2834		3499
2835	cf::cede_to_tick;	3500	cf::cede_to_tick;
2836	}	3501	}
2837		3502
2838	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2840	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2841	or next;	3507	or next;
		3508
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3512	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3514	}
2848		3515
2849	cf::cede_to_tick;	3516	cf::cede_to_tick;
2850	}	3517	}
2851	}	3518	}
…		…
2860		3527
2861	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2862	}	3529	}
2863		3530
2864	{	3531	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3533
2872	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3535	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3537
2880	if ($info->{type} & 1) {
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3539	cf::face::set_type $idx, $info->{type};
2887	} else {	3540	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3541	$RESOURCE{$name} = $info; # unused
2889	}	3542	}
2890		3543
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3544	cf::cede_to_tick;
2894	}	3545	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3549
2915	1	3550	1
2916	}	3551	}
2917		3552
2918	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
…		…
2921	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3557	$ns->fx_want ($k, $v);
2923	}	3558	}
2924	};	3559	};
2925		3560
		3561	sub load_resource_file($) {
		3562	my $guard = lock_acquire "load_resource_file";
		3563
		3564	my $status = load_resource_file_ $_[0];
		3565	get_slot 0.1, 100;
		3566	cf::arch::commit_load;
		3567
		3568	$status
		3569	}
		3570
2926	sub reload_regions {	3571	sub reload_regions {
		3572	# HACK to clear player env face cache, we need some signal framework
		3573	# for this (global event?)
		3574	%ext::player_env::MUSIC_FACE_CACHE = ();
		3575
2927	load_resource_file "$MAPDIR/regions"	3576	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3577	or die "unable to load regions file\n";
2929		3578
2930	for (cf::region::list) {	3579	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3580	$_->{match} = qr/$_->{match}/
…		…
2939	}	3588	}
2940		3589
2941	sub reload_archetypes {	3590	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3593	}
2950		3594
2951	sub reload_treasures {	3595	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
2954	}	3598	}
2955		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
2956	sub reload_resources {	3620	sub reload_resources {
2957	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
2958		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
2959	reload_regions;	3628	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3629	reload_treasures;
2964		3630
2965	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
2966	}	3632	}
2967		3633
2968	sub init {	3634	sub reload_config {
2969	reload_resources;	3635	trace "reloading config file...\n";
2970	}
2971		3636
2972	sub cfg_load {	3637	my $config = load_file "$CONFDIR/config";
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3638	utf8::decode $config;
2974	or return;	3639	*CFG = decode_yaml $config;
2975		3640
2976	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;
2978
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2980		3642
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2983		3645
2984	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
2988	};	3650	};
2989	warn $@ if $@;	3651	warn $@ if $@;
2990	}	3652	}
2991	}	3653	}
2992		3654
		3655	sub pidfile() {
		3656	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3657	or die "$PIDFILE: $!";
		3658	flock $fh, &Fcntl::LOCK_EX
		3659	or die "$PIDFILE: flock: $!";
		3660	$fh
		3661	}
		3662
		3663	# make sure only one server instance is running at any one time
		3664	sub atomic {
		3665	my $fh = pidfile;
		3666
		3667	my $pid = <$fh>;
		3668	kill 9, $pid if $pid > 0;
		3669
		3670	seek $fh, 0, 0;
		3671	print $fh $$;
		3672	}
		3673
		3674	sub main_loop {
		3675	trace "EV::loop starting\n";
		3676	if (1) {
		3677	EV::loop;
		3678	}
		3679	trace "EV::loop returned\n";
		3680	goto &main_loop unless $REALLY_UNLOOP;
		3681	}
		3682
2993	sub main {	3683	sub main {
		3684	cf::init_globals; # initialise logging
		3685
		3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3690
		3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3692
2994	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3695	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3696	(async {
2998	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
3000	};	3700	};
3001		3701
3002	cfg_load;	3702	evthread_start IO::AIO::poll_fileno;
		3703
		3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
		3713	reload_resources;
		3714	reload_config;
3003	db_init;	3715	db_init;
		3716
		3717	cf::init_uuid;
		3718	cf::init_signals;
		3719	cf::init_skills;
		3720
		3721	cf::init_beforeplay;
		3722
		3723	atomic;
		3724
3004	load_extensions;	3725	load_extensions;
3005		3726
3006	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
3007	Event::loop;	3728
		3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
		3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3732
		3733	cf::_post_init 0;
		3734	};
		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
		3744	goto &main_loop;
3008	}	3745	}
3009		3746
3010	#############################################################################	3747	#############################################################################
3011	# initialisation and cleanup	3748	# initialisation and cleanup
3012		3749
3013	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3014	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3023	},
3024	);	3756	};
3025	}	3757	}
3026	}	3758	}
3027		3759
3028	sub write_runtime {	3760	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
3030		3762
3031	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3033		3765
3034	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3767
3036	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3037		3769
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3039	or return;	3771	or return;
3040		3772
3041	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
3054		3786
3055	close $fh	3787	close $fh
3056	or return;	3788	or return;
3057		3789
3058	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3791	and return;
3060		3792
3061	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3062		3794
3063	1	3795	1
		3796	}
		3797
		3798	our $uuid_lock;
		3799	our $uuid_skip;
		3800
		3801	sub write_uuid_sync($) {
		3802	$uuid_skip ||= $_[0];
		3803
		3804	return if $uuid_lock;
		3805	local $uuid_lock = 1;
		3806
		3807	my $uuid = "$LOCALDIR/uuid";
		3808
		3809	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3810	or return;
		3811
		3812	my $value = uuid_seq uuid_cur;
		3813
		3814	unless ($value) {
		3815	info "cowardly refusing to write zero uuid value!\n";
		3816	return;
		3817	}
		3818
		3819	my $value = uuid_str $value + $uuid_skip;
		3820	$uuid_skip = 0;
		3821
		3822	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3823	and return;
		3824
		3825	# always fsync - this file is important
		3826	aio_fsync $fh
		3827	and return;
		3828
		3829	close $fh
		3830	or return;
		3831
		3832	aio_rename "$uuid~", $uuid
		3833	and return;
		3834
		3835	trace "uuid file written ($value).\n";
		3836
		3837	1
		3838
		3839	}
		3840
		3841	sub write_uuid($$) {
		3842	my ($skip, $sync) = @_;
		3843
		3844	$sync ? write_uuid_sync $skip
		3845	: async { write_uuid_sync $skip };
3064	}	3846	}
3065		3847
3066	sub emergency_save() {	3848	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3068		3850
3069	warn "enter emergency perl save\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
3070		3857
3071	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3072	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3073	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3074	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
3076	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3869	$pl->save;
3080	}	3870	}
3081	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
3082		3872
3083	warn "begin emergency map save\n";	3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
		3875	info "emergency_perl_save: begin map save\n";
3084	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3085	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3086	$map->valid or next;	3878	$map->valid or next;
3087	$map->save;	3879	$map->save;
3088	}	3880	}
3089	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
3090		3882
3091	warn "begin emergency database checkpoint\n";	3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
		3885	info "emergency_perl_save: begin database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
		3888
		3889	info "emergency_perl_save: begin write uuid\n";
		3890	write_uuid_sync 1;
		3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3094	};	3911	};
3095		3912
3096	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
3097	}	3914	}
3098		3915
3099	sub post_cleanup {	3916	sub post_cleanup {
3100	my ($make_core) = @_;	3917	my ($make_core) = @_;
3101		3918
		3919	IO::AIO::flush;
		3920
3102	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3103	if $make_core;	3922	if $make_core;
		3923
		3924	my $fh = pidfile;
		3925	unlink $PIDFILE if <$fh> == $$;
		3926	}
		3927
		3928	# a safer delete_package, copied from Symbol
		3929	sub clear_package($) {
		3930	my $pkg = shift;
		3931
		3932	# expand to full symbol table name if needed
		3933	unless ($pkg =~ /^main::.*::$/) {
		3934	$pkg = "main$pkg" if $pkg =~ /^::/;
		3935	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3936	$pkg .= '::' unless $pkg =~ /::$/;
		3937	}
		3938
		3939	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3940	my $stem_symtab = *{$stem}{HASH};
		3941
		3942	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3943	or return;
		3944
		3945	# clear all symbols
		3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3947	for my $name (keys %$leaf_symtab) {
		3948	_gv_clear *{"$pkg$name"};
		3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3950	}
3104	}	3951	}
3105		3952
3106	sub do_reload_perl() {	3953	sub do_reload_perl() {
3107	# can/must only be called in main	3954	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3109	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3110	return;	3957	return;
3111	}	3958	}
3112		3959
3113	warn "reloading...";	3960	return if $RELOAD++;
3114		3961
3115	warn "entering sync_job";	3962	my $t1 = AE::time;
3116		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
3117	cf::sync_job {	3970	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark
3119	cf::emergency_save;	3971	#cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark
3121		3972
3122	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;
3124
3125	# if anything goes wrong in here, we should simply crash as we already saved
3126
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;
3138	warn "iterate...";
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();	3975	%EXT_CORO = ();
3146		3976
3147	warn "removing commands";	3977	trace "perl_reload: removing commands";
3148	%COMMAND = ();	3978	%COMMAND = ();
3149		3979
3150	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3151	%EXTCMD = ();	3981	%EXTCMD = ();
3152	%EXTICMD = ();	3982	%EXTICMD = ();
3153		3983
3154	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3157		3987
3158	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3159	eval {	3989	eval {
3160	$cb->($pkg);	3990	$cb->($pkg);
3161	1	3991	1
3162	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
		3993	}
		3994
		3995	trace "... clearing $pkg";
		3996	clear_package $pkg;
3163	}	3997	}
3164		3998
3165	warn "... nuking $pkg";
3166	Symbol::delete_package $pkg;
3167	}
3168
3169	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3170	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		4002
3173	warn "... unloading $k";	4003	trace "... unloading $k";
3174	delete $INC{$k};	4004	delete $INC{$k};
3175		4005
3176	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3178		4008
3179	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3180	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3181	}	4014	}
3182		4015
3183	Symbol::delete_package $k;
3184	}
3185
3186	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3189		4019
3190	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3193		4023
3194	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3195	# and global variables created in xs	4025	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3197		4027
3198	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3199		4029
3200	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3201	require cf;	4031	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3203		4033
3204	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3205	cf::cfg_load;	4035	cf::reload_config;
3206		4036
3207	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3208	cf::load_extensions;	4038	cf::load_extensions;
3209		4039
		4040	if ($REATTACH_ON_RELOAD) {
3210	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3213	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3216		4048
3217	warn "leaving sync_job";	4049	cf::_post_init 1;
3218		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3219	1	4053	1
3220	} or do {	4054	} or do {
3221	warn $@;	4055	error $@;
3222	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3223	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3224	};	4060	}
3225		4061
3226	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3227	};	4064	};
3228		4065
3229	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3230		4067
3231	sub reload_perl() {	4068	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3234		4071
3235	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3236	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3237	after => 0,	4074
3238	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3239	cb => sub {
3240	do_reload_perl;	4076	do_reload_perl;
3241	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3242	},	4078	};
3243	);	4079	};
3244	}	4080	}
3245		4081
3246	register_command "reload" => sub {	4082	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3248		4084
3249	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	4089	reload_perl;
		4090	};
3252	}	4091	}
3253	};	4092	};
3254		4093
3255	unshift @INC, $LIBDIR;	4094	#############################################################################
3256		4095
3257	my $bug_warning = 0;	4096	my $bug_warning = 0;
3258		4097
3259	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3261		4100
3262	sub wait_for_tick {	4101	sub wait_for_tick() {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3265		4103
3266	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	4106	$signal->wait;
3269	}	4107	}
3270		4108
3271	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3274		4111
3275	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	4114	$signal->wait;
3278	}	4115	}
3279		4116
3280	my $min = 1e6;#d#	4117	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3292	return;	4121	return;
3293	}	4122	}
3294		4123
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3298		4125
3299	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3300	for(1..10) {
3301	my $t = Event::time;
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3303	or die;
3304		4127
3305	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3307	$map->alloc;	4130	Coro::async_pool {
3308	$map->_load_objects ("/tmp/x.map", 1);	4131	$Coro::current->{desc} = "runtime saver";
3309	my $t = Event::time - $t;	4132	write_runtime_sync
3310		4133	or error "ERROR: unable to write runtime file: $!";
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	4134	};
		4135	}
3321		4136
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	4138	$sig->send;
3338	}	4139	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	4141	$sig->send;
3341	}	4142	}
3342		4143
3343	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		4146
3354	_post_tick;	4147	if (0) {
3355		4148	if ($NEXT_TICK) {
3356		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3357	},	4153	}
3358	);	4154	}
3359		4155
3360	{	4156	{
3361	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	4158
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3371		4160	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		4162
3387	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
		4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4166	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4167	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		4170
3390	cf::sync_job {	4171	cf::sync_job {
3391	eval {	4172	eval {
3392	BDB::db_env_open	4173	BDB::db_env_open
3393	$DB_ENV,	4174	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	4178	0666;
3398		4179
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	4181	};
3404		4182
3405	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	4184	};
3407	}	4185	}
		4186
		4187	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4188	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4189	};
		4190	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4191	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4192	};
		4193	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4195	};
3408	}	4196	}
3409		4197
3410	{	4198	{
		4199	# configure IO::AIO
		4200
3411	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	4204	}
3424		4205
3425	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3426		4208
3427	sub _log_backtrace {	4209	sub _log_backtrace {
3428	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3429		4211
3430	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3431		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3432	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3434	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3435	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3436	my @bt = fork_call {	4225	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4228	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3448	}	4237	}
3449		4238
3450	@funcs	4239	@funcs
3451	};	4240	};
3452		4241
3453	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	4245	--$_log_backtrace;
3456	};	4246	};
3457	} else {	4247	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3459	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3460	}	4250	}
3461	}	4251	}
3462		4252
3463	# load additional modules	4253	# load additional modules
3464	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3465		4256
3466	END { cf::emergency_save }	4257	END { cf::emergency_save }
3467		4258
3468	1	4259	1
3469		4260

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